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2 Commits

Author SHA1 Message Date
akwizgran
b38c33bf58 Use WhisperSystems Curve25519 library. 2017-12-07 17:06:58 +00:00
akwizgran
5bb00597ef Add Curve25519 and Ed25519 to performance tests.
Note: Curve25519 is tested using standard ECDH and ECDHC over the Curve25519 curve.
2017-12-07 16:48:02 +00:00
2302 changed files with 49992 additions and 137889 deletions

3
.gitignore vendored
View File

@@ -18,12 +18,9 @@ local.properties
# Android Studio
.idea/*
!.idea/inspectionProfiles/
!.idea/runConfigurations/
!.idea/codeStyleSettings.xml
!.idea/codeStyles
.gradle
build/
captures
*.iml
projectFilesBackup/

View File

@@ -1,119 +1,29 @@
image: briar/ci-image-android:latest
image: registry.gitlab.com/fdroid/ci-images-base:latest
stages:
- test
- optional_tests
- check_reproducibility
cache:
paths:
- .gradle/wrapper
- .gradle/caches
workflow:
# when to create a CI pipeline
rules:
- if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
- if: '$CI_COMMIT_BRANCH && $CI_OPEN_MERGE_REQUESTS'
when: never # avoids duplicate jobs for branch and MR
- if: '$CI_COMMIT_BRANCH'
- if: '$CI_COMMIT_TAG'
.base-test:
before_script:
- set -e
- export GRADLE_USER_HOME=$PWD/.gradle
cache:
key: "$CI_COMMIT_REF_SLUG"
paths:
- .gradle/wrapper
- .gradle/caches
after_script:
# these file change every time and should not be cached
- rm -f $GRADLE_USER_HOME/caches/modules-2/modules-2.lock
- rm -fr $GRADLE_USER_HOME/caches/*/plugin-resolution/
before_script:
- set -e
- export GRADLE_USER_HOME=$PWD/.gradle
# Accept the license for the Android build tools
- echo y | /opt/android-sdk/tools/bin/sdkmanager "build-tools;26.0.2"
# Download OpenJDK 6 so we can compile against its standard library
- JDK_FILE=openjdk-6-jre-headless_6b38-1.13.10-1~deb7u1_amd64.deb
- if [ ! -d openjdk ]
- then
- wget -q http://ftp.uk.debian.org/debian/pool/main/o/openjdk-6/$JDK_FILE
- dpkg-deb -x $JDK_FILE openjdk
- fi
- export JAVA_6_HOME=$PWD/openjdk/usr/lib/jvm/java-6-openjdk-amd64
test:
extends: .base-test
stage: test
script:
- ./gradlew --no-daemon -Djava.security.egd=file:/dev/urandom animalSnifferMain animalSnifferTest
- ./gradlew --no-daemon -Djava.security.egd=file:/dev/urandom :briar-headless:linuxJars
- ./gradlew --no-daemon -Djava.security.egd=file:/dev/urandom compileOfficialDebugAndroidTestSources compileScreenshotDebugAndroidTestSources check
rules:
- if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
when: always
- when: always
- ./gradlew test
android test:
extends: .base-test
stage: optional_tests
image: briar/ci-image-android-emulator:latest
script:
# start emulator first, so it can fail early
- start-emulator.sh
# run normal and screenshot tests together (exclude Large tests)
- ./gradlew -Djava.security.egd=file:/dev/urandom connectedAndroidTest -Pandroid.testInstrumentationRunnerArguments.package=org.briarproject.briar.android -Pandroid.testInstrumentationRunnerArguments.notAnnotation=androidx.test.filters.LargeTest
after_script:
- adb pull /sdcard/Pictures/screenshots
artifacts:
name: "${CI_PROJECT_PATH}_${CI_JOB_STAGE}_${CI_COMMIT_REF_NAME}_${CI_COMMIT_SHA}"
paths:
- kernel.log
- logcat.txt
- briar-android/build/reports/androidTests/connected/flavors/*
- screenshots
expire_in: 3 days
when: on_failure
rules:
- if: '$CI_PIPELINE_SOURCE == "schedule"'
when: on_success
- if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
changes:
- briar-android/**/*
when: manual
allow_failure: true
- if: '$CI_COMMIT_TAG == null'
when: manual
allow_failure: true
retry:
max: 1
tags:
- kvm
test_reproducible:
stage: check_reproducibility
script:
- "curl -X POST -F token=${RELEASE_CHECK_TOKEN} -F ref=master -F variables[RELEASE_TAG]=${CI_COMMIT_REF_NAME} https://code.briarproject.org/api/v4/projects/61/trigger/pipeline"
only:
- tags
.optional_tests:
stage: optional_tests
before_script:
- set -e
- export GRADLE_USER_HOME=$PWD/.gradle
cache:
key: "$CI_COMMIT_REF_SLUG"
paths:
- .gradle/wrapper
- .gradle/caches
script:
- OPTIONAL_TESTS=org.briarproject.bramble.plugin.tor.BridgeTest ./gradlew --info bramble-java:test --tests BridgeTest
after_script:
# these file change every time but should not be cached
after_script:
# this file changes every time but should not be cached
- rm -f $GRADLE_USER_HOME/caches/modules-2/modules-2.lock
- rm -fr $GRADLE_USER_HOME/caches/*/plugin-resolution/
bridge test:
extends: .optional_tests
rules:
- if: '$CI_PIPELINE_SOURCE == "schedule"'
when: on_success
allow_failure: true
- if: '$CI_COMMIT_TAG == null'
when: manual
allow_failure: true
pre_release_tests:
extends: .optional_tests
only:
- tags

View File

@@ -1,196 +0,0 @@
<component name="ProjectCodeStyleConfiguration">
<code_scheme name="Project" version="173">
<JavaCodeStyleSettings>
<option name="ANNOTATION_PARAMETER_WRAP" value="1" />
<option name="IMPORT_LAYOUT_TABLE">
<value>
<package name="android" withSubpackages="true" static="false" />
<emptyLine />
<package name="com" withSubpackages="true" static="false" />
<emptyLine />
<package name="junit" withSubpackages="true" static="false" />
<emptyLine />
<package name="net" withSubpackages="true" static="false" />
<emptyLine />
<package name="org" withSubpackages="true" static="false" />
<emptyLine />
<package name="java" withSubpackages="true" static="false" />
<emptyLine />
<package name="javax" withSubpackages="true" static="false" />
<emptyLine />
<package name="" withSubpackages="true" static="false" />
<emptyLine />
<package name="" withSubpackages="true" static="true" />
<emptyLine />
</value>
</option>
<option name="JD_ALIGN_PARAM_COMMENTS" value="false" />
<option name="JD_ALIGN_EXCEPTION_COMMENTS" value="false" />
</JavaCodeStyleSettings>
<JetCodeStyleSettings>
<option name="PACKAGES_TO_USE_STAR_IMPORTS">
<value />
</option>
<option name="NAME_COUNT_TO_USE_STAR_IMPORT" value="2147483647" />
<option name="NAME_COUNT_TO_USE_STAR_IMPORT_FOR_MEMBERS" value="2147483647" />
<option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
</JetCodeStyleSettings>
<XML>
<option name="XML_LEGACY_SETTINGS_IMPORTED" value="true" />
</XML>
<codeStyleSettings language="Groovy">
<indentOptions>
<option name="USE_TAB_CHARACTER" value="true" />
<option name="SMART_TABS" value="true" />
</indentOptions>
</codeStyleSettings>
<codeStyleSettings language="JAVA">
<option name="RIGHT_MARGIN" value="80" />
<option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
<option name="ALIGN_MULTILINE_RESOURCES" value="false" />
<option name="ALIGN_MULTILINE_FOR" value="false" />
<option name="SPACE_BEFORE_ARRAY_INITIALIZER_LBRACE" value="true" />
<option name="CALL_PARAMETERS_WRAP" value="1" />
<option name="METHOD_PARAMETERS_WRAP" value="1" />
<option name="RESOURCE_LIST_WRAP" value="1" />
<option name="EXTENDS_LIST_WRAP" value="1" />
<option name="THROWS_LIST_WRAP" value="1" />
<option name="EXTENDS_KEYWORD_WRAP" value="1" />
<option name="THROWS_KEYWORD_WRAP" value="1" />
<option name="METHOD_CALL_CHAIN_WRAP" value="1" />
<option name="BINARY_OPERATION_WRAP" value="1" />
<option name="TERNARY_OPERATION_WRAP" value="1" />
<option name="FOR_STATEMENT_WRAP" value="1" />
<option name="ARRAY_INITIALIZER_WRAP" value="1" />
<option name="ASSIGNMENT_WRAP" value="1" />
<option name="ASSERT_STATEMENT_WRAP" value="1" />
<option name="PARAMETER_ANNOTATION_WRAP" value="1" />
<option name="VARIABLE_ANNOTATION_WRAP" value="1" />
<option name="ENUM_CONSTANTS_WRAP" value="1" />
<indentOptions>
<option name="USE_TAB_CHARACTER" value="true" />
<option name="SMART_TABS" value="true" />
</indentOptions>
</codeStyleSettings>
<codeStyleSettings language="XML">
<indentOptions>
<option name="CONTINUATION_INDENT_SIZE" value="4" />
<option name="USE_TAB_CHARACTER" value="true" />
<option name="SMART_TABS" value="true" />
</indentOptions>
<arrangement>
<rules>
<section>
<rule>
<match>
<AND>
<NAME>xmlns:android</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
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</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>xmlns:.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:id</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:name</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>name</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>style</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
<order>ANDROID_ATTRIBUTE_ORDER</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>.*</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
</rules>
</arrangement>
</codeStyleSettings>
<codeStyleSettings language="kotlin">
<option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
<indentOptions>
<option name="CONTINUATION_INDENT_SIZE" value="4" />
</indentOptions>
</codeStyleSettings>
</code_scheme>
</component>

View File

@@ -1,5 +0,0 @@
<component name="ProjectCodeStyleConfiguration">
<state>
<option name="USE_PER_PROJECT_SETTINGS" value="true" />
</state>
</component>

View File

@@ -1,15 +0,0 @@
<component name="ProjectDictionaryState">
<dictionary name="briar">
<words>
<w>briar</w>
<w>briarproject</w>
<w>emoji</w>
<w>encrypter</w>
<w>identicon</w>
<w>introducee</w>
<w>introducees</w>
<w>introducer</w>
<w>onboarding</w>
</words>
</dictionary>
</component>

View File

@@ -1,14 +0,0 @@
<component name="InspectionProjectProfileManager">
<profile version="1.0">
<option name="myName" value="Project Default" />
<inspection_tool class="MissingOverrideAnnotation" enabled="true" level="WARNING" enabled_by_default="true">
<option name="ignoreObjectMethods" value="true" />
<option name="ignoreAnonymousClassMethods" value="false" />
</inspection_tool>
<inspection_tool class="WeakerAccess" enabled="true" level="WARNING" enabled_by_default="true">
<option name="SUGGEST_PACKAGE_LOCAL_FOR_MEMBERS" value="true" />
<option name="SUGGEST_PACKAGE_LOCAL_FOR_TOP_CLASSES" value="true" />
<option name="SUGGEST_PRIVATE_FOR_INNERS" value="true" />
</inspection_tool>
</profile>
</component>

View File

@@ -1,32 +1,28 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":briar-android:testOfficialDebugUnitTest" />
<option value=":briar-android:testScreenshotDebugUnitTest" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2">
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-api" run_configuration_type="GradleRunConfiguration" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-core" run_configuration_type="GradleRunConfiguration" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-java" run_configuration_type="GradleRunConfiguration" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-android" run_configuration_type="GradleRunConfiguration" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-api" run_configuration_type="GradleRunConfiguration" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-core" run_configuration_type="GradleRunConfiguration" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-headless" run_configuration_type="GradleRunConfiguration" />
<configuration default="false" name="All tests" type="AndroidJUnit" factoryName="Android JUnit">
<extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
<module name="briar-android" />
<option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
<option name="ALTERNATIVE_JRE_PATH" />
<option name="PACKAGE_NAME" value="" />
<option name="MAIN_CLASS_NAME" value="" />
<option name="METHOD_NAME" value="" />
<option name="TEST_OBJECT" value="package" />
<option name="VM_PARAMETERS" value="-ea" />
<option name="PARAMETERS" value="" />
<option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/briar-android" />
<option name="ENV_VARIABLES" />
<option name="PASS_PARENT_ENVS" value="true" />
<option name="TEST_SEARCH_SCOPE">
<value defaultName="singleModule" />
</option>
<envs />
<patterns />
<method>
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-api" run_configuration_type="AndroidJUnit" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-core" run_configuration_type="AndroidJUnit" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-j2se" run_configuration_type="AndroidJUnit" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-core" run_configuration_type="AndroidJUnit" />
</method>
</configuration>
</component>

View File

@@ -1,23 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in bramble-android" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":bramble-android:testDebugUnitTest" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
</configuration>
</component>

View File

@@ -1,25 +1,23 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in bramble-api" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":bramble-api:animalSnifferMain" />
<option value=":bramble-api:animalSnifferTest" />
<option value=":bramble-api:test" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
<configuration default="false" name="All tests in bramble-api" type="AndroidJUnit" factoryName="Android JUnit">
<extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
<module name="bramble-api" />
<option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
<option name="ALTERNATIVE_JRE_PATH" />
<option name="PACKAGE_NAME" value="" />
<option name="MAIN_CLASS_NAME" value="" />
<option name="METHOD_NAME" value="" />
<option name="TEST_OBJECT" value="package" />
<option name="VM_PARAMETERS" value="-ea" />
<option name="PARAMETERS" value="" />
<option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/bramble-api" />
<option name="ENV_VARIABLES" />
<option name="PASS_PARENT_ENVS" value="true" />
<option name="TEST_SEARCH_SCOPE">
<value defaultName="singleModule" />
</option>
<envs />
<patterns />
<method />
</configuration>
</component>

View File

@@ -1,25 +1,23 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in bramble-core" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":bramble-core:animalSnifferMain" />
<option value=":bramble-core:animalSnifferTest" />
<option value=":bramble-core:test" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
<configuration default="false" name="All tests in bramble-core" type="AndroidJUnit" factoryName="Android JUnit">
<extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
<module name="bramble-core" />
<option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
<option name="ALTERNATIVE_JRE_PATH" />
<option name="PACKAGE_NAME" value="" />
<option name="MAIN_CLASS_NAME" value="" />
<option name="METHOD_NAME" value="" />
<option name="TEST_OBJECT" value="package" />
<option name="VM_PARAMETERS" value="-ea" />
<option name="PARAMETERS" value="" />
<option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/bramble-core" />
<option name="ENV_VARIABLES" />
<option name="PASS_PARENT_ENVS" value="true" />
<option name="TEST_SEARCH_SCOPE">
<value defaultName="singleModule" />
</option>
<envs />
<patterns />
<method />
</configuration>
</component>

View File

@@ -0,0 +1,23 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in bramble-j2se" type="AndroidJUnit" factoryName="Android JUnit">
<extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
<module name="bramble-j2se" />
<option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
<option name="ALTERNATIVE_JRE_PATH" />
<option name="PACKAGE_NAME" value="" />
<option name="MAIN_CLASS_NAME" value="" />
<option name="METHOD_NAME" value="" />
<option name="TEST_OBJECT" value="package" />
<option name="VM_PARAMETERS" value="-ea -Djava.library.path=libs" />
<option name="PARAMETERS" value="" />
<option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/bramble-j2se" />
<option name="ENV_VARIABLES" />
<option name="PASS_PARENT_ENVS" value="true" />
<option name="TEST_SEARCH_SCOPE">
<value defaultName="singleModule" />
</option>
<envs />
<patterns />
<method />
</configuration>
</component>

View File

@@ -1,23 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in bramble-java" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":bramble-java:test" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
</configuration>
</component>

View File

@@ -1,24 +1,23 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in briar-android" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":briar-android:testOfficialDebugUnitTest" />
<option value=":briar-android:testScreenshotDebugUnitTest" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
<configuration default="false" name="All tests in briar-android" type="AndroidJUnit" factoryName="Android JUnit">
<extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
<module name="briar-android" />
<option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
<option name="ALTERNATIVE_JRE_PATH" />
<option name="PACKAGE_NAME" value="" />
<option name="MAIN_CLASS_NAME" value="" />
<option name="METHOD_NAME" value="" />
<option name="TEST_OBJECT" value="package" />
<option name="VM_PARAMETERS" value="-ea" />
<option name="PARAMETERS" value="" />
<option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/briar-android" />
<option name="ENV_VARIABLES" />
<option name="PASS_PARENT_ENVS" value="true" />
<option name="TEST_SEARCH_SCOPE">
<value defaultName="singleModule" />
</option>
<envs />
<patterns />
<method />
</configuration>
</component>

View File

@@ -1,25 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in briar-api" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":briar-api:animalSnifferMain" />
<option value=":briar-api:animalSnifferTest" />
<option value=":briar-api:test" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
</configuration>
</component>

View File

@@ -1,25 +1,23 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in briar-core" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":briar-core:animalSnifferMain" />
<option value=":briar-core:animalSnifferTest" />
<option value=":briar-core:test" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
<configuration default="false" name="All tests in briar-core" type="AndroidJUnit" factoryName="Android JUnit">
<extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
<module name="briar-core" />
<option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
<option name="ALTERNATIVE_JRE_PATH" />
<option name="PACKAGE_NAME" value="" />
<option name="MAIN_CLASS_NAME" value="" />
<option name="METHOD_NAME" value="" />
<option name="TEST_OBJECT" value="package" />
<option name="VM_PARAMETERS" value="-ea" />
<option name="PARAMETERS" value="" />
<option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/briar-core" />
<option name="ENV_VARIABLES" />
<option name="PASS_PARENT_ENVS" value="true" />
<option name="TEST_SEARCH_SCOPE">
<value defaultName="singleModule" />
</option>
<envs />
<patterns />
<method />
</configuration>
</component>

View File

@@ -1,23 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in briar-headless" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":briar-headless:test" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
</configuration>
</component>

View File

@@ -1,28 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="BridgeTest" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="env">
<map>
<entry key="OPTIONAL_TESTS" value="org.briarproject.bramble.plugin.tor.BridgeTest" />
</map>
</option>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="--tests &quot;org.briarproject.bramble.plugin.tor.BridgeTest&quot;" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value=":bramble-java:test" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
<ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
<DebugAllEnabled>false</DebugAllEnabled>
<method v="2" />
</configuration>
</component>

View File

@@ -1,51 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="Instrumentation Tests (destroys DB)" type="AndroidTestRunConfigurationType" factoryName="Android Instrumented Tests">
<module name="briar.briar-android" />
<option name="TESTING_TYPE" value="1" />
<option name="METHOD_NAME" value="" />
<option name="CLASS_NAME" value="" />
<option name="PACKAGE_NAME" value="org.briarproject.briar.android" />
<option name="INSTRUMENTATION_RUNNER_CLASS" value="" />
<option name="EXTRA_OPTIONS" value="-e notAnnotation androidx.test.filters.LargeTest" />
<option name="INCLUDE_GRADLE_EXTRA_OPTIONS" value="true" />
<option name="CLEAR_LOGCAT" value="false" />
<option name="SHOW_LOGCAT_AUTOMATICALLY" value="false" />
<option name="SKIP_NOOP_APK_INSTALLATIONS" value="true" />
<option name="FORCE_STOP_RUNNING_APP" value="true" />
<option name="TARGET_SELECTION_MODE" value="DEVICE_AND_SNAPSHOT_COMBO_BOX" />
<option name="DEBUGGER_TYPE" value="Auto" />
<Auto>
<option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
<option name="SHOW_STATIC_VARS" value="true" />
<option name="WORKING_DIR" value="" />
<option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
<option name="SHOW_OPTIMIZED_WARNING" value="true" />
</Auto>
<Hybrid>
<option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
<option name="SHOW_STATIC_VARS" value="true" />
<option name="WORKING_DIR" value="" />
<option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
<option name="SHOW_OPTIMIZED_WARNING" value="true" />
</Hybrid>
<Java />
<Native>
<option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
<option name="SHOW_STATIC_VARS" value="true" />
<option name="WORKING_DIR" value="" />
<option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
<option name="SHOW_OPTIMIZED_WARNING" value="true" />
</Native>
<Profilers>
<option name="ADVANCED_PROFILING_ENABLED" value="false" />
<option name="STARTUP_PROFILING_ENABLED" value="false" />
<option name="STARTUP_CPU_PROFILING_ENABLED" value="false" />
<option name="STARTUP_CPU_PROFILING_CONFIGURATION_NAME" value="Sample Java Methods" />
<option name="STARTUP_NATIVE_MEMORY_PROFILING_ENABLED" value="false" />
<option name="NATIVE_MEMORY_SAMPLE_RATE_BYTES" value="2048" />
</Profilers>
<method v="2">
<option name="Android.Gradle.BeforeRunTask" enabled="true" />
</method>
</configuration>
</component>

View File

@@ -1,16 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="briar-headless" type="JetRunConfigurationType" singleton="true">
<module name="briar.briar-headless" />
<option name="VM_PARAMETERS" value="" />
<option name="PROGRAM_PARAMETERS" value="-v" />
<option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
<option name="ALTERNATIVE_JRE_PATH" />
<option name="PASS_PARENT_ENVS" value="true" />
<option name="MAIN_CLASS_NAME" value="org.briarproject.briar.headless.MainKt" />
<option name="WORKING_DIRECTORY" value="" />
<method v="2">
<option name="Make" enabled="true" />
<option name="Gradle.BeforeRunTask" enabled="true" tasks="jar" externalProjectPath="$PROJECT_DIR$/briar-headless" vmOptions="" scriptParameters="" />
</method>
</configuration>
</component>

View File

@@ -1,37 +1 @@
# Briar
Briar is a messaging app designed for activists, journalists, and anyone else who needs a safe, easy and robust way to communicate.
Unlike traditional messaging tools such as email, Twitter or Telegram, Briar doesn't rely on a central server - messages are synchronized directly between the users' devices.
If the Internet's down, Briar can sync via Bluetooth or Wi-Fi, keeping information flowing in a crisis. If the Internet's up, Briar can sync via the Tor network, protecting users and their relationships from surveillance.
## Download Briar
[<img src="https://briarproject.org//img/fdroid_badge.png" width="240">](https://briarproject.org/fdroid)
[<img src="https://briarproject.org/img/google_play_badge_web_generic.png" width="240">](https://play.google.com/store/apps/details?id=org.briarproject.briar.android)
You can also [download the APK file](https://briarproject.org/apk) directly from
our site.
## Useful links
[briarproject.org](https://briarproject.org/)
[Source code](https://code.briarproject.org/briar/briar/tree/master)
[Manual](https://briarproject.org/manual/)
[Wiki](https://code.briarproject.org/briar/briar/-/wikis/home)
## Reproducible builds
We provide [docker images](https://code.briarproject.org/briar/briar-reproducer#briar-reproducer)
to ease the task of verifying that the published APK binaries
include nothing but our publicly available source code.
You can either use those images or use them as a blueprint to build your own environment
for reproduction.
## Donate
[![Donate using Liberapay](https://briarproject.org/img/liberapay.svg)](https://liberapay.com/Briar/donate) [![Flattr this](https://briarproject.org/img/flattr-badge-large.png "Flattr this")](https://flattr.com/t/592836/)
Bitcoin and BCH: 1NZCKkUCtJV2U2Y9hDb9uq8S7ksFCFGR6K
Briar is a messaging app designed for activists, journalists, and anyone else who needs a safe, easy and robust way to communicate. Unlike traditional messaging tools such as email, Twitter or Telegram, Briar doesn't rely on a central server - messages are synchronized directly between the users' devices. If the Internet's down, Briar can sync via Bluetooth or Wi-Fi, keeping the information flowing in a crisis. If the Internet's up, Briar can sync via the Tor network, protecting users and their relationships from surveillance.

View File

@@ -1,9 +0,0 @@
Translations for this project are managed through Transifex:
https://transifex.com/otf/briar
If you'd like to volunteer as a translator, please create a Transifex account and request to be
added to the project's translation team. The Localization Lab has some instructions and advice for
translators here:
https://wiki.localizationlab.org/index.php/Briar

View File

@@ -3,4 +3,3 @@ gen
build
.settings
src/main/res/raw/*.zip
src/main/jniLibs

View File

@@ -1,115 +1,96 @@
import com.android.build.gradle.tasks.MergeResources
import de.undercouch.gradle.tasks.download.Download
import de.undercouch.gradle.tasks.download.Verify
apply plugin: 'com.android.library'
apply plugin: 'witness'
apply from: 'witness.gradle'
apply plugin: 'de.undercouch.download'
android {
compileSdkVersion 30
buildToolsVersion '30.0.3'
packagingOptions {
doNotStrip '**/*.so'
}
compileSdkVersion 27
buildToolsVersion '26.0.2'
defaultConfig {
minSdkVersion 16
targetSdkVersion 30
versionCode 10403
versionName "1.4.3"
minSdkVersion 14
targetSdkVersion 26
versionCode 1700
versionName "0.17.0"
consumerProguardFiles 'proguard-rules.txt'
testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
}
compileOptions {
sourceCompatibility JavaVersion.VERSION_1_8
targetCompatibility JavaVersion.VERSION_1_8
}
lintOptions {
// FIXME
warning "LintError"
warning "InvalidPackage"
warning "MissingPermission"
warning "InlinedApi", "ObsoleteSdkInt", "Override", "NewApi", "UnusedAttribute"
}
}
configurations {
tor
}
dependencies {
implementation project(path: ':bramble-core', configuration: 'default')
tor "org.briarproject:tor-android:$tor_version"
tor "org.briarproject:obfs4proxy-android:$obfs4proxy_version@zip"
implementation fileTree(dir: 'libs', include: '*.jar')
annotationProcessor "com.google.dagger:dagger-compiler:$dagger_version"
annotationProcessor 'com.google.dagger:dagger-compiler:2.0.2'
compileOnly 'javax.annotation:jsr250-api:1.0'
testImplementation project(path: ':bramble-api', configuration: 'testOutput')
testImplementation "junit:junit:$junit_version"
testImplementation "org.jmock:jmock:$jmock_version"
testImplementation "org.jmock:jmock-junit4:$jmock_version"
testImplementation "org.jmock:jmock-imposters:$jmock_version"
}
def torBinariesDir = 'src/main/res/raw'
def torLibsDir = 'src/main/jniLibs'
dependencyVerification {
verify = [
'com.google.code.findbugs:jsr305:3.0.2:jsr305-3.0.2.jar:766ad2a0783f2687962c8ad74ceecc38a28b9f72a2d085ee438b7813e928d0c7',
'com.google.dagger:dagger-compiler:2.0.2:dagger-compiler-2.0.2.jar:b74bc9de063dd4c6400b232231f2ef5056145b8fbecbf5382012007dd1c071b3',
'com.google.dagger:dagger-producers:2.0-beta:dagger-producers-2.0-beta.jar:99ec15e8a0507ba569e7655bc1165ee5e5ca5aa914b3c8f7e2c2458f724edd6b',
'com.google.dagger:dagger:2.0.2:dagger-2.0.2.jar:84c0282ed8be73a29e0475d639da030b55dee72369e58dd35ae7d4fe6243dcf9',
'com.google.guava:guava:18.0:guava-18.0.jar:d664fbfc03d2e5ce9cab2a44fb01f1d0bf9dfebeccc1a473b1f9ea31f79f6f99',
'com.h2database:h2:1.4.192:h2-1.4.192.jar:225b22e9857235c46c93861410b60b8c81c10dc8985f4faf188985ba5445126c',
'com.madgag.spongycastle:core:1.58.0.0:core-1.58.0.0.jar:199617dd5698c5a9312b898c0a4cec7ce9dd8649d07f65d91629f58229d72728',
'javax.annotation:jsr250-api:1.0:jsr250-api-1.0.jar:a1a922d0d9b6d183ed3800dfac01d1e1eb159f0e8c6f94736931c1def54a941f',
'javax.inject:javax.inject:1:javax.inject-1.jar:91c77044a50c481636c32d916fd89c9118a72195390452c81065080f957de7ff',
'net.i2p.crypto:eddsa:0.2.0:eddsa-0.2.0.jar:a7cb1b85c16e2f0730b9204106929a1d9aaae1df728adc7041a8b8b605692140',
'org.bitlet:weupnp:0.1.4:weupnp-0.1.4.jar:88df7e6504929d00bdb832863761385c68ab92af945b04f0770b126270a444fb',
'org.jacoco:org.jacoco.agent:0.7.4.201502262128:org.jacoco.agent-0.7.4.201502262128-runtime.jar:e357a0f1d573c2f702a273992b1b6cb661734f66311854efb3778a888515c5b5',
'org.jacoco:org.jacoco.agent:0.7.4.201502262128:org.jacoco.agent-0.7.4.201502262128.jar:47b4bec6df11a1118da3953da8b9fa1e7079d6fec857faa1a3cf912e53a6fd4e',
'org.jacoco:org.jacoco.ant:0.7.4.201502262128:org.jacoco.ant-0.7.4.201502262128.jar:013ce2a68ba57a3c59215ae0dec4df3498c078062a38c3b94c841fc14450f283',
'org.jacoco:org.jacoco.core:0.7.4.201502262128:org.jacoco.core-0.7.4.201502262128.jar:ec4c74554312fac5116350164786f91b35c9e082fa4ea598bfa42b5db05d7abb',
'org.jacoco:org.jacoco.report:0.7.4.201502262128:org.jacoco.report-0.7.4.201502262128.jar:7a3554c605e088e7e323b1084656243f0444fa353e2f2dee1f1a4204eb64ff09',
'org.ow2.asm:asm-debug-all:5.0.1:asm-debug-all-5.0.1.jar:4734de5b515a454b0096db6971fb068e5f70e6f10bbee2b3bd2fdfe5d978ed57',
]
}
task cleanTorBinaries {
doLast {
delete fileTree(torBinariesDir) { include '*.zip' }
delete fileTree(torLibsDir) { include '**/*.so' }
ext.torBinaryDir = 'src/main/res/raw'
ext.torVersion = '0.2.9.12'
ext.geoipVersion = '2017-09-06'
ext.torDownloadUrl = 'https://briarproject.org/build/'
def torBinaries = [
"tor_arm" : '8ed0b347ffed1d6a4d2fd14495118eb92be83e9cc06e057e15220dc288b31688',
"tor_arm_pie": '64403262511c29f462ca5e7c7621bfc3c944898364d1d5ad35a016bb8a034283',
"tor_x86" : '61e014607a2079bcf1646289c67bff6372b1aded6e1d8d83d7791efda9a4d5ab',
"tor_x86_pie": '18fbc98356697dd0895836ab46d5c9877d1c539193464f7db1e82a65adaaf288',
"geoip" : 'fe49d3adb86d3c512373101422a017dbb86c85a570524663f09dd8ce143a24f3'
]
def downloadBinary(name) {
return tasks.create("downloadBinary${name}", Download) {
src "${torDownloadUrl}${name}.zip"
.replace('tor_', "tor-${torVersion}-")
.replace('geoip', "geoip-${geoipVersion}")
.replaceAll('_', '-')
dest "${torBinaryDir}/${name}.zip"
onlyIfNewer true
}
}
clean.dependsOn cleanTorBinaries
task unpackTorBinaries {
doLast {
copy {
from configurations.tor.collect { zipTree(it) }
into torBinariesDir
include 'geoip.zip'
}
configurations.tor.each { outer ->
zipTree(outer).each { inner ->
if (inner.name.endsWith('_arm_pie.zip')) {
copy {
from zipTree(inner)
into torLibsDir
rename '(.*)', 'armeabi-v7a/lib$1.so'
}
} else if (inner.name.endsWith('_arm64_pie.zip')) {
copy {
from zipTree(inner)
into torLibsDir
rename '(.*)', 'arm64-v8a/lib$1.so'
}
} else if (inner.name.endsWith('_x86_pie.zip')) {
copy {
from zipTree(inner)
into torLibsDir
rename '(.*)', 'x86/lib$1.so'
}
} else if (inner.name.endsWith('_x86_64_pie.zip')) {
copy {
from zipTree(inner)
into torLibsDir
rename '(.*)', 'x86_64/lib$1.so'
}
}
}
}
def verifyBinary(name, chksum) {
return tasks.create([
name : "verifyBinary${name}",
type : Verify,
dependsOn: downloadBinary(name)]) {
src "${torBinaryDir}/${name}.zip"
algorithm 'SHA-256'
checksum chksum
}
dependsOn cleanTorBinaries
}
tasks.withType(MergeResources) {
inputs.dir torBinariesDir
inputs.dir torLibsDir
dependsOn unpackTorBinaries
project.afterEvaluate {
torBinaries.every { key, value ->
preBuild.dependsOn.add(verifyBinary(key, value))
}
}

Binary file not shown.

View File

@@ -10,8 +10,6 @@
-keep class net.i2p.crypto.eddsa.** { *; }
-keep class org.whispersystems.curve25519.** { *; }
-dontwarn sun.misc.Unsafe
-dontnote com.google.common.**

View File

@@ -2,13 +2,14 @@
package="org.briarproject.bramble"
xmlns:android="http://schemas.android.com/apk/res/android">
<uses-feature android:name="android.hardware.bluetooth" android:required="false"/>
<uses-feature android:name="android.hardware.bluetooth"/>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
<uses-permission android:name="android.permission.BLUETOOTH"/>
<uses-permission android:name="android.permission.BLUETOOTH_ADMIN"/>
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.READ_LOGS"/>
<uses-permission android:name="android.permission.WAKE_LOCK"/>
<application
@@ -16,8 +17,6 @@
android:label="@string/app_name"
android:supportsRtl="true">
<receiver android:name=".system.AlarmReceiver" />
</application>
</manifest>

View File

@@ -1,24 +0,0 @@
package org.briarproject.bramble;
import org.briarproject.bramble.battery.AndroidBatteryModule;
import org.briarproject.bramble.network.AndroidNetworkModule;
import org.briarproject.bramble.reporting.ReportingModule;
public interface BrambleAndroidEagerSingletons {
void inject(AndroidBatteryModule.EagerSingletons init);
void inject(AndroidNetworkModule.EagerSingletons init);
void inject(ReportingModule.EagerSingletons init);
class Helper {
public static void injectEagerSingletons(
BrambleAndroidEagerSingletons c) {
c.inject(new AndroidBatteryModule.EagerSingletons());
c.inject(new AndroidNetworkModule.EagerSingletons());
c.inject(new ReportingModule.EagerSingletons());
}
}
}

View File

@@ -1,25 +1,13 @@
package org.briarproject.bramble;
import org.briarproject.bramble.battery.AndroidBatteryModule;
import org.briarproject.bramble.network.AndroidNetworkModule;
import org.briarproject.bramble.plugin.tor.CircumventionModule;
import org.briarproject.bramble.reporting.ReportingModule;
import org.briarproject.bramble.socks.SocksModule;
import org.briarproject.bramble.plugin.AndroidPluginModule;
import org.briarproject.bramble.system.AndroidSystemModule;
import org.briarproject.bramble.system.AndroidTaskSchedulerModule;
import org.briarproject.bramble.system.AndroidWakefulIoExecutorModule;
import dagger.Module;
@Module(includes = {
AndroidBatteryModule.class,
AndroidNetworkModule.class,
AndroidSystemModule.class,
AndroidTaskSchedulerModule.class,
AndroidWakefulIoExecutorModule.class,
CircumventionModule.class,
ReportingModule.class,
SocksModule.class
AndroidPluginModule.class,
AndroidSystemModule.class
})
public class BrambleAndroidModule {
}

View File

@@ -1,8 +0,0 @@
package org.briarproject.bramble;
import org.briarproject.bramble.api.system.AlarmListener;
public interface BrambleAppComponent {
AlarmListener alarmListener();
}

View File

@@ -1,6 +0,0 @@
package org.briarproject.bramble;
public interface BrambleApplication {
BrambleAppComponent getBrambleAppComponent();
}

View File

@@ -1,137 +0,0 @@
package org.briarproject.bramble.account;
import android.app.Application;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import org.briarproject.bramble.api.account.AccountManager;
import org.briarproject.bramble.api.crypto.CryptoComponent;
import org.briarproject.bramble.api.db.DatabaseConfig;
import org.briarproject.bramble.api.identity.IdentityManager;
import java.io.File;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import javax.annotation.concurrent.GuardedBy;
import javax.inject.Inject;
import static android.os.Build.VERSION.SDK_INT;
import static java.util.Arrays.asList;
import static java.util.logging.Level.INFO;
import static org.briarproject.bramble.util.IoUtils.deleteFileOrDir;
import static org.briarproject.bramble.util.LogUtils.logFileOrDir;
class AndroidAccountManager extends AccountManagerImpl
implements AccountManager {
private static final Logger LOG =
Logger.getLogger(AndroidAccountManager.class.getName());
/**
* Directories that shouldn't be deleted when deleting the user's account.
*/
private static final List<String> PROTECTED_DIR_NAMES =
asList("cache", "code_cache", "lib", "shared_prefs");
protected final Context appContext;
private final SharedPreferences prefs;
@Inject
AndroidAccountManager(DatabaseConfig databaseConfig,
CryptoComponent crypto, IdentityManager identityManager,
SharedPreferences prefs, Application app) {
super(databaseConfig, crypto, identityManager);
this.prefs = prefs;
appContext = app.getApplicationContext();
}
@Override
public boolean accountExists() {
boolean exists = super.accountExists();
if (!exists && LOG.isLoggable(INFO)) {
LOG.info("Account does not exist. Contents of account directory:");
logFileOrDir(LOG, INFO, getDataDir());
}
return exists;
}
@Override
public void deleteAccount() {
synchronized (stateChangeLock) {
if (LOG.isLoggable(INFO)) {
LOG.info("Contents of account directory before deleting:");
logFileOrDir(LOG, INFO, getDataDir());
}
super.deleteAccount();
SharedPreferences defaultPrefs = getDefaultSharedPreferences();
deleteAppData(prefs, defaultPrefs);
if (LOG.isLoggable(INFO)) {
LOG.info("Contents of account directory after deleting:");
logFileOrDir(LOG, INFO, getDataDir());
}
}
}
// Package access for testing
SharedPreferences getDefaultSharedPreferences() {
return PreferenceManager.getDefaultSharedPreferences(appContext);
}
@GuardedBy("stateChangeLock")
private void deleteAppData(SharedPreferences... clear) {
// Clear and commit shared preferences
for (SharedPreferences prefs : clear) {
if (!prefs.edit().clear().commit())
LOG.warning("Could not clear shared preferences");
}
// Delete files, except protected directories
Set<File> files = new HashSet<>();
File dataDir = getDataDir();
@Nullable
File[] fileArray = dataDir.listFiles();
if (fileArray == null) {
LOG.warning("Could not list files in app data dir");
} else {
for (File file : fileArray) {
if (!PROTECTED_DIR_NAMES.contains(file.getName())) {
files.add(file);
}
}
}
files.add(appContext.getFilesDir());
addIfNotNull(files, appContext.getExternalCacheDir());
if (SDK_INT >= 19) {
for (File file : appContext.getExternalCacheDirs()) {
addIfNotNull(files, file);
}
}
if (SDK_INT >= 21) {
for (File file : appContext.getExternalMediaDirs()) {
addIfNotNull(files, file);
}
}
// Clear the cache directory but don't delete it
File cacheDir = appContext.getCacheDir();
File[] children = cacheDir.listFiles();
if (children != null) files.addAll(asList(children));
for (File file : files) {
if (LOG.isLoggable(INFO)) {
LOG.info("Deleting " + file.getAbsolutePath());
}
deleteFileOrDir(file);
}
}
private File getDataDir() {
return new File(appContext.getApplicationInfo().dataDir);
}
private void addIfNotNull(Set<File> files, @Nullable File file) {
if (file != null) files.add(file);
}
}

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@@ -1,11 +0,0 @@
package org.briarproject.bramble.api.system;
import android.content.Intent;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface AlarmListener {
void onAlarm(Intent intent);
}

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@@ -1,19 +0,0 @@
package org.briarproject.bramble.api.system;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface AndroidWakeLock {
/**
* Acquires the wake lock. This has no effect if the wake lock has already
* been acquired.
*/
void acquire();
/**
* Releases the wake lock. This has no effect if the wake lock has already
* been released.
*/
void release();
}

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@@ -1,38 +0,0 @@
package org.briarproject.bramble.api.system;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import java.util.concurrent.Executor;
@NotNullByDefault
public interface AndroidWakeLockManager {
/**
* Creates a wake lock with the given tag. The tag is only used for
* logging; the underlying OS wake lock will use its own tag.
*/
AndroidWakeLock createWakeLock(String tag);
/**
* Runs the given task while holding a wake lock.
*/
void runWakefully(Runnable r, String tag);
/**
* Submits the given task to the given executor while holding a wake lock.
* The lock is released when the task completes, or if an exception is
* thrown while submitting or running the task.
*/
void executeWakefully(Runnable r, Executor executor, String tag);
/**
* Starts a dedicated thread to run the given task asynchronously. A wake
* lock is acquired before starting the thread and released when the task
* completes, or if an exception is thrown while starting the thread or
* running the task.
* <p>
* This method should only be used for lifecycle management tasks that
* can't be run on an executor.
*/
void executeWakefully(Runnable r, String tag);
}

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@@ -1,81 +0,0 @@
package org.briarproject.bramble.battery;
import android.app.Application;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import org.briarproject.bramble.api.battery.BatteryManager;
import org.briarproject.bramble.api.battery.event.BatteryEvent;
import org.briarproject.bramble.api.event.EventBus;
import org.briarproject.bramble.api.lifecycle.Service;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Logger;
import javax.inject.Inject;
import static android.content.Intent.ACTION_BATTERY_CHANGED;
import static android.content.Intent.ACTION_POWER_CONNECTED;
import static android.content.Intent.ACTION_POWER_DISCONNECTED;
import static android.os.BatteryManager.EXTRA_PLUGGED;
import static java.util.logging.Level.INFO;
import static java.util.logging.Logger.getLogger;
class AndroidBatteryManager implements BatteryManager, Service {
private static final Logger LOG =
getLogger(AndroidBatteryManager.class.getName());
private final Context appContext;
private final EventBus eventBus;
private final AtomicBoolean used = new AtomicBoolean(false);
private volatile BroadcastReceiver batteryReceiver = null;
@Inject
AndroidBatteryManager(Application app, EventBus eventBus) {
this.appContext = app.getApplicationContext();
this.eventBus = eventBus;
}
@Override
public boolean isCharging() {
// Get the sticky intent for ACTION_BATTERY_CHANGED
IntentFilter filter = new IntentFilter(ACTION_BATTERY_CHANGED);
Intent i = appContext.registerReceiver(null, filter);
if (i == null) return false;
int status = i.getIntExtra(EXTRA_PLUGGED, 0);
return status != 0;
}
@Override
public void startService() {
if (used.getAndSet(true)) throw new IllegalStateException();
batteryReceiver = new BatteryReceiver();
IntentFilter filter = new IntentFilter();
filter.addAction(ACTION_POWER_CONNECTED);
filter.addAction(ACTION_POWER_DISCONNECTED);
appContext.registerReceiver(batteryReceiver, filter);
}
@Override
public void stopService() {
if (batteryReceiver != null)
appContext.unregisterReceiver(batteryReceiver);
}
private class BatteryReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context ctx, Intent i) {
String action = i.getAction();
if (LOG.isLoggable(INFO)) LOG.info("Received broadcast " + action);
if (ACTION_POWER_CONNECTED.equals(action))
eventBus.broadcast(new BatteryEvent(true));
else if (ACTION_POWER_DISCONNECTED.equals(action))
eventBus.broadcast(new BatteryEvent(false));
}
}
}

View File

@@ -1,27 +0,0 @@
package org.briarproject.bramble.battery;
import org.briarproject.bramble.api.battery.BatteryManager;
import org.briarproject.bramble.api.lifecycle.LifecycleManager;
import javax.inject.Inject;
import javax.inject.Singleton;
import dagger.Module;
import dagger.Provides;
@Module
public class AndroidBatteryModule {
public static class EagerSingletons {
@Inject
BatteryManager batteryManager;
}
@Provides
@Singleton
BatteryManager provideBatteryManager(LifecycleManager lifecycleManager,
AndroidBatteryManager batteryManager) {
lifecycleManager.registerService(batteryManager);
return batteryManager;
}
}

View File

@@ -1,224 +0,0 @@
package org.briarproject.bramble.network;
import android.annotation.TargetApi;
import android.app.Application;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.ConnectivityManager;
import android.net.LinkAddress;
import android.net.LinkProperties;
import android.net.Network;
import android.net.NetworkInfo;
import org.briarproject.bramble.api.event.EventBus;
import org.briarproject.bramble.api.event.EventExecutor;
import org.briarproject.bramble.api.lifecycle.Service;
import org.briarproject.bramble.api.network.NetworkManager;
import org.briarproject.bramble.api.network.NetworkStatus;
import org.briarproject.bramble.api.network.event.NetworkStatusEvent;
import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
import org.briarproject.bramble.api.system.TaskScheduler;
import org.briarproject.bramble.api.system.TaskScheduler.Cancellable;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;
import java.util.concurrent.Executor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicReference;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import javax.inject.Inject;
import static android.content.Context.CONNECTIVITY_SERVICE;
import static android.content.Intent.ACTION_SCREEN_OFF;
import static android.content.Intent.ACTION_SCREEN_ON;
import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
import static android.net.ConnectivityManager.TYPE_WIFI;
import static android.net.wifi.p2p.WifiP2pManager.WIFI_P2P_THIS_DEVICE_CHANGED_ACTION;
import static android.os.Build.VERSION.SDK_INT;
import static android.os.PowerManager.ACTION_DEVICE_IDLE_MODE_CHANGED;
import static java.net.NetworkInterface.getNetworkInterfaces;
import static java.util.Collections.list;
import static java.util.concurrent.TimeUnit.MINUTES;
import static java.util.concurrent.TimeUnit.SECONDS;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
import static java.util.logging.Logger.getLogger;
import static org.briarproject.bramble.api.nullsafety.NullSafety.requireNonNull;
import static org.briarproject.bramble.util.LogUtils.logException;
@MethodsNotNullByDefault
@ParametersNotNullByDefault
class AndroidNetworkManager implements NetworkManager, Service {
private static final Logger LOG =
getLogger(AndroidNetworkManager.class.getName());
// See android.net.wifi.WifiManager
private static final String WIFI_AP_STATE_CHANGED_ACTION =
"android.net.wifi.WIFI_AP_STATE_CHANGED";
private final TaskScheduler scheduler;
private final EventBus eventBus;
private final Executor eventExecutor;
private final Application app;
private final ConnectivityManager connectivityManager;
private final AtomicReference<Cancellable> connectivityCheck =
new AtomicReference<>();
private final AtomicBoolean used = new AtomicBoolean(false);
private volatile BroadcastReceiver networkStateReceiver = null;
@Inject
AndroidNetworkManager(TaskScheduler scheduler, EventBus eventBus,
@EventExecutor Executor eventExecutor, Application app) {
this.scheduler = scheduler;
this.eventBus = eventBus;
this.eventExecutor = eventExecutor;
this.app = app;
connectivityManager = (ConnectivityManager)
requireNonNull(app.getSystemService(CONNECTIVITY_SERVICE));
}
@Override
public void startService() {
if (used.getAndSet(true)) throw new IllegalStateException();
// Register to receive network status events
networkStateReceiver = new NetworkStateReceiver();
IntentFilter filter = new IntentFilter();
filter.addAction(CONNECTIVITY_ACTION);
filter.addAction(ACTION_SCREEN_ON);
filter.addAction(ACTION_SCREEN_OFF);
filter.addAction(WIFI_AP_STATE_CHANGED_ACTION);
filter.addAction(WIFI_P2P_THIS_DEVICE_CHANGED_ACTION);
if (SDK_INT >= 23) filter.addAction(ACTION_DEVICE_IDLE_MODE_CHANGED);
app.registerReceiver(networkStateReceiver, filter);
}
@Override
public void stopService() {
if (networkStateReceiver != null)
app.unregisterReceiver(networkStateReceiver);
}
@Override
public NetworkStatus getNetworkStatus() {
NetworkInfo net = connectivityManager.getActiveNetworkInfo();
boolean connected = net != null && net.isConnected();
boolean wifi = false, ipv6Only = false;
if (connected) {
wifi = net.getType() == TYPE_WIFI;
if (SDK_INT >= 23) ipv6Only = isActiveNetworkIpv6Only();
else ipv6Only = areAllAvailableNetworksIpv6Only();
}
return new NetworkStatus(connected, wifi, ipv6Only);
}
/**
* Returns true if the
* {@link ConnectivityManager#getActiveNetwork() active network} has an
* IPv6 unicast address and no IPv4 addresses. The active network is
* assumed not to be a loopback interface.
*/
@TargetApi(23)
private boolean isActiveNetworkIpv6Only() {
Network net = connectivityManager.getActiveNetwork();
if (net == null) {
LOG.info("No active network");
return false;
}
LinkProperties props = connectivityManager.getLinkProperties(net);
if (props == null) {
LOG.info("No link properties for active network");
return false;
}
boolean hasIpv6Unicast = false;
for (LinkAddress linkAddress : props.getLinkAddresses()) {
InetAddress addr = linkAddress.getAddress();
if (addr instanceof Inet4Address) return false;
if (!addr.isMulticastAddress()) hasIpv6Unicast = true;
}
return hasIpv6Unicast;
}
/**
* Returns true if the device has at least one network interface with an
* IPv6 unicast address and no interfaces with IPv4 addresses, excluding
* loopback interfaces and interfaces that are
* {@link NetworkInterface#isUp() down}. If this method returns true and
* the device has internet access then it's via IPv6 only.
*/
private boolean areAllAvailableNetworksIpv6Only() {
try {
Enumeration<NetworkInterface> interfaces = getNetworkInterfaces();
if (interfaces == null) {
LOG.info("No network interfaces");
return false;
}
boolean hasIpv6Unicast = false;
for (NetworkInterface i : list(interfaces)) {
if (i.isLoopback() || !i.isUp()) continue;
for (InetAddress addr : list(i.getInetAddresses())) {
if (addr instanceof Inet4Address) return false;
if (!addr.isMulticastAddress()) hasIpv6Unicast = true;
}
}
return hasIpv6Unicast;
} catch (SocketException e) {
logException(LOG, WARNING, e);
return false;
}
}
private void updateConnectionStatus() {
eventBus.broadcast(new NetworkStatusEvent(getNetworkStatus()));
}
private void scheduleConnectionStatusUpdate(int delay, TimeUnit unit) {
Cancellable newConnectivityCheck =
scheduler.schedule(this::updateConnectionStatus, eventExecutor,
delay, unit);
Cancellable oldConnectivityCheck =
connectivityCheck.getAndSet(newConnectivityCheck);
if (oldConnectivityCheck != null) oldConnectivityCheck.cancel();
}
private class NetworkStateReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context ctx, Intent i) {
String action = i.getAction();
if (LOG.isLoggable(INFO)) LOG.info("Received broadcast " + action);
updateConnectionStatus();
if (isSleepOrDozeEvent(action)) {
// Allow time for the network to be enabled or disabled
scheduleConnectionStatusUpdate(1, MINUTES);
} else if (isApEvent(action)) {
// The state change may be broadcast before the AP address is
// visible, so delay handling the event
scheduleConnectionStatusUpdate(5, SECONDS);
}
}
private boolean isSleepOrDozeEvent(@Nullable String action) {
boolean isSleep = ACTION_SCREEN_ON.equals(action) ||
ACTION_SCREEN_OFF.equals(action);
boolean isDoze = SDK_INT >= 23 &&
ACTION_DEVICE_IDLE_MODE_CHANGED.equals(action);
return isSleep || isDoze;
}
private boolean isApEvent(@Nullable String action) {
return WIFI_AP_STATE_CHANGED_ACTION.equals(action) ||
WIFI_P2P_THIS_DEVICE_CHANGED_ACTION.equals(action);
}
}
}

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@@ -1,27 +0,0 @@
package org.briarproject.bramble.network;
import org.briarproject.bramble.api.lifecycle.LifecycleManager;
import org.briarproject.bramble.api.network.NetworkManager;
import javax.inject.Inject;
import javax.inject.Singleton;
import dagger.Module;
import dagger.Provides;
@Module
public class AndroidNetworkModule {
public static class EagerSingletons {
@Inject
NetworkManager networkManager;
}
@Provides
@Singleton
NetworkManager provideNetworkManager(LifecycleManager lifecycleManager,
AndroidNetworkManager networkManager) {
lifecycleManager.registerService(networkManager);
return networkManager;
}
}

View File

@@ -0,0 +1,65 @@
package org.briarproject.bramble.plugin;
import android.app.Application;
import android.content.Context;
import org.briarproject.bramble.api.event.EventBus;
import org.briarproject.bramble.api.lifecycle.IoExecutor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.BackoffFactory;
import org.briarproject.bramble.api.plugin.PluginConfig;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
import org.briarproject.bramble.api.plugin.simplex.SimplexPluginFactory;
import org.briarproject.bramble.api.reporting.DevReporter;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.plugin.droidtooth.DroidtoothPluginFactory;
import org.briarproject.bramble.plugin.tcp.AndroidLanTcpPluginFactory;
import org.briarproject.bramble.plugin.tor.TorPluginFactory;
import java.security.SecureRandom;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.concurrent.Executor;
import javax.net.SocketFactory;
import dagger.Module;
import dagger.Provides;
@Module
public class AndroidPluginModule {
@Provides
PluginConfig providePluginConfig(@IoExecutor Executor ioExecutor,
AndroidExecutor androidExecutor, SecureRandom random,
SocketFactory torSocketFactory, BackoffFactory backoffFactory,
Application app, LocationUtils locationUtils, DevReporter reporter,
EventBus eventBus) {
Context appContext = app.getApplicationContext();
DuplexPluginFactory bluetooth = new DroidtoothPluginFactory(ioExecutor,
androidExecutor, appContext, random, eventBus, backoffFactory);
DuplexPluginFactory tor = new TorPluginFactory(ioExecutor, appContext,
locationUtils, reporter, eventBus, torSocketFactory,
backoffFactory);
DuplexPluginFactory lan = new AndroidLanTcpPluginFactory(ioExecutor,
backoffFactory, appContext);
Collection<DuplexPluginFactory> duplex =
Arrays.asList(bluetooth, tor, lan);
@NotNullByDefault
PluginConfig pluginConfig = new PluginConfig() {
@Override
public Collection<DuplexPluginFactory> getDuplexFactories() {
return duplex;
}
@Override
public Collection<SimplexPluginFactory> getSimplexFactories() {
return Collections.emptyList();
}
};
return pluginConfig;
}
}

View File

@@ -1,36 +0,0 @@
package org.briarproject.bramble.plugin.bluetooth;
import android.bluetooth.BluetoothSocket;
import org.briarproject.bramble.api.io.TimeoutMonitor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import java.io.IOException;
@NotNullByDefault
class AndroidBluetoothConnectionFactory
implements BluetoothConnectionFactory<BluetoothSocket> {
private final BluetoothConnectionLimiter connectionLimiter;
private final AndroidWakeLockManager wakeLockManager;
private final TimeoutMonitor timeoutMonitor;
AndroidBluetoothConnectionFactory(
BluetoothConnectionLimiter connectionLimiter,
AndroidWakeLockManager wakeLockManager,
TimeoutMonitor timeoutMonitor) {
this.connectionLimiter = connectionLimiter;
this.wakeLockManager = wakeLockManager;
this.timeoutMonitor = timeoutMonitor;
}
@Override
public DuplexTransportConnection wrapSocket(DuplexPlugin plugin,
BluetoothSocket s) throws IOException {
return new AndroidBluetoothTransportConnection(plugin,
connectionLimiter, wakeLockManager, timeoutMonitor, s);
}
}

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@@ -1,308 +0,0 @@
package org.briarproject.bramble.plugin.bluetooth;
import android.app.Application;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothServerSocket;
import android.bluetooth.BluetoothSocket;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.plugin.PluginException;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.api.system.Clock;
import org.briarproject.bramble.util.AndroidUtils;
import org.briarproject.bramble.util.IoUtils;
import java.io.IOException;
import java.security.SecureRandom;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.UUID;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Executor;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import static android.bluetooth.BluetoothAdapter.ACTION_DISCOVERY_FINISHED;
import static android.bluetooth.BluetoothAdapter.ACTION_DISCOVERY_STARTED;
import static android.bluetooth.BluetoothAdapter.ACTION_SCAN_MODE_CHANGED;
import static android.bluetooth.BluetoothAdapter.ACTION_STATE_CHANGED;
import static android.bluetooth.BluetoothAdapter.EXTRA_SCAN_MODE;
import static android.bluetooth.BluetoothAdapter.EXTRA_STATE;
import static android.bluetooth.BluetoothAdapter.SCAN_MODE_CONNECTABLE;
import static android.bluetooth.BluetoothAdapter.SCAN_MODE_CONNECTABLE_DISCOVERABLE;
import static android.bluetooth.BluetoothAdapter.SCAN_MODE_NONE;
import static android.bluetooth.BluetoothAdapter.STATE_OFF;
import static android.bluetooth.BluetoothAdapter.STATE_ON;
import static android.bluetooth.BluetoothDevice.ACTION_FOUND;
import static android.bluetooth.BluetoothDevice.DEVICE_TYPE_LE;
import static android.bluetooth.BluetoothDevice.EXTRA_DEVICE;
import static android.os.Build.VERSION.SDK_INT;
import static java.util.Collections.shuffle;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
import static java.util.logging.Logger.getLogger;
import static org.briarproject.bramble.util.PrivacyUtils.scrubMacAddress;
@MethodsNotNullByDefault
@ParametersNotNullByDefault
class AndroidBluetoothPlugin extends
AbstractBluetoothPlugin<BluetoothSocket, BluetoothServerSocket> {
private static final Logger LOG =
getLogger(AndroidBluetoothPlugin.class.getName());
private static final int MAX_DISCOVERY_MS = 10_000;
private final AndroidExecutor androidExecutor;
private final Application app;
private final Clock clock;
private volatile BluetoothStateReceiver receiver = null;
// Non-null if the plugin started successfully
private volatile BluetoothAdapter adapter = null;
private volatile boolean stopDiscoverAndConnect;
AndroidBluetoothPlugin(BluetoothConnectionLimiter connectionLimiter,
BluetoothConnectionFactory<BluetoothSocket> connectionFactory,
Executor ioExecutor,
Executor wakefulIoExecutor,
SecureRandom secureRandom,
AndroidExecutor androidExecutor,
Application app,
Clock clock,
Backoff backoff,
PluginCallback callback,
long maxLatency,
int maxIdleTime) {
super(connectionLimiter, connectionFactory, ioExecutor,
wakefulIoExecutor, secureRandom, backoff, callback,
maxLatency, maxIdleTime);
this.androidExecutor = androidExecutor;
this.app = app;
this.clock = clock;
}
@Override
public void start() throws PluginException {
super.start();
// Listen for changes to the Bluetooth state
IntentFilter filter = new IntentFilter();
filter.addAction(ACTION_STATE_CHANGED);
filter.addAction(ACTION_SCAN_MODE_CHANGED);
receiver = new BluetoothStateReceiver();
app.registerReceiver(receiver, filter);
}
@Override
public void stop() {
super.stop();
if (receiver != null) app.unregisterReceiver(receiver);
}
@Override
void initialiseAdapter() throws IOException {
// BluetoothAdapter.getDefaultAdapter() must be called on a thread
// with a message queue, so submit it to the AndroidExecutor
try {
adapter = androidExecutor.runOnBackgroundThread(
BluetoothAdapter::getDefaultAdapter).get();
} catch (InterruptedException | ExecutionException e) {
throw new IOException(e);
}
if (adapter == null)
throw new IOException("Bluetooth is not supported");
}
@Override
boolean isAdapterEnabled() {
return adapter != null && adapter.isEnabled();
}
@Override
@Nullable
String getBluetoothAddress() {
if (adapter == null) return null;
String address = AndroidUtils.getBluetoothAddress(app, adapter);
return address.isEmpty() ? null : address;
}
@Override
BluetoothServerSocket openServerSocket(String uuid) throws IOException {
return adapter.listenUsingInsecureRfcommWithServiceRecord(
"RFCOMM", UUID.fromString(uuid));
}
@Override
void tryToClose(@Nullable BluetoothServerSocket ss) {
IoUtils.tryToClose(ss, LOG, WARNING);
}
@Override
DuplexTransportConnection acceptConnection(BluetoothServerSocket ss)
throws IOException {
return connectionFactory.wrapSocket(this, ss.accept());
}
@Override
boolean isValidAddress(String address) {
return BluetoothAdapter.checkBluetoothAddress(address);
}
@Override
DuplexTransportConnection connectTo(String address, String uuid)
throws IOException {
BluetoothDevice d = adapter.getRemoteDevice(address);
UUID u = UUID.fromString(uuid);
BluetoothSocket s = null;
try {
s = d.createInsecureRfcommSocketToServiceRecord(u);
s.connect();
return connectionFactory.wrapSocket(this, s);
} catch (IOException e) {
IoUtils.tryToClose(s, LOG, WARNING);
throw e;
} catch (NullPointerException e) {
// BluetoothSocket#connect() may throw an NPE under unknown
// circumstances
IoUtils.tryToClose(s, LOG, WARNING);
throw new IOException(e);
}
}
@Override
@Nullable
DuplexTransportConnection discoverAndConnect(String uuid) {
if (adapter == null) return null;
if (!discoverSemaphore.tryAcquire()) {
LOG.info("Discover already running");
return null;
}
try {
stopDiscoverAndConnect = false;
for (String address : discoverDevices()) {
if (stopDiscoverAndConnect) {
break;
}
try {
if (LOG.isLoggable(INFO))
LOG.info("Connecting to " + scrubMacAddress(address));
return connectTo(address, uuid);
} catch (IOException e) {
if (LOG.isLoggable(INFO)) {
LOG.info("Could not connect to "
+ scrubMacAddress(address));
}
}
}
} finally {
discoverSemaphore.release();
}
LOG.info("Could not connect to any devices");
return null;
}
@Override
public void stopDiscoverAndConnect() {
stopDiscoverAndConnect = true;
adapter.cancelDiscovery();
}
private Collection<String> discoverDevices() {
List<String> addresses = new ArrayList<>();
BlockingQueue<Intent> intents = new LinkedBlockingQueue<>();
DiscoveryReceiver receiver = new DiscoveryReceiver(intents);
IntentFilter filter = new IntentFilter();
filter.addAction(ACTION_DISCOVERY_STARTED);
filter.addAction(ACTION_DISCOVERY_FINISHED);
filter.addAction(ACTION_FOUND);
app.registerReceiver(receiver, filter);
try {
if (adapter.startDiscovery()) {
long now = clock.currentTimeMillis();
long end = now + MAX_DISCOVERY_MS;
while (now < end) {
Intent i = intents.poll(end - now, MILLISECONDS);
if (i == null) break;
String action = i.getAction();
if (ACTION_DISCOVERY_STARTED.equals(action)) {
LOG.info("Discovery started");
} else if (ACTION_DISCOVERY_FINISHED.equals(action)) {
LOG.info("Discovery finished");
break;
} else if (ACTION_FOUND.equals(action)) {
BluetoothDevice d = i.getParcelableExtra(EXTRA_DEVICE);
// Ignore Bluetooth LE devices
if (SDK_INT < 18 || d.getType() != DEVICE_TYPE_LE) {
String address = d.getAddress();
if (LOG.isLoggable(INFO))
LOG.info("Discovered " +
scrubMacAddress(address));
if (!addresses.contains(address))
addresses.add(address);
}
}
now = clock.currentTimeMillis();
}
} else {
LOG.info("Could not start discovery");
}
} catch (InterruptedException e) {
LOG.info("Interrupted while discovering devices");
Thread.currentThread().interrupt();
} finally {
LOG.info("Cancelling discovery");
adapter.cancelDiscovery();
app.unregisterReceiver(receiver);
}
// Shuffle the addresses so we don't always try the same one first
shuffle(addresses);
return addresses;
}
private class BluetoothStateReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context ctx, Intent intent) {
int state = intent.getIntExtra(EXTRA_STATE, 0);
if (state == STATE_ON) onAdapterEnabled();
else if (state == STATE_OFF) onAdapterDisabled();
int scanMode = intent.getIntExtra(EXTRA_SCAN_MODE, 0);
if (scanMode == SCAN_MODE_NONE) {
LOG.info("Scan mode: None");
} else if (scanMode == SCAN_MODE_CONNECTABLE) {
LOG.info("Scan mode: Connectable");
} else if (scanMode == SCAN_MODE_CONNECTABLE_DISCOVERABLE) {
LOG.info("Scan mode: Discoverable");
}
}
}
private static class DiscoveryReceiver extends BroadcastReceiver {
private final BlockingQueue<Intent> intents;
private DiscoveryReceiver(BlockingQueue<Intent> intents) {
this.intents = intents;
}
@Override
public void onReceive(Context ctx, Intent intent) {
intents.add(intent);
}
}
}

View File

@@ -1,98 +0,0 @@
package org.briarproject.bramble.plugin.bluetooth;
import android.app.Application;
import android.bluetooth.BluetoothSocket;
import org.briarproject.bramble.api.event.EventBus;
import org.briarproject.bramble.api.io.TimeoutMonitor;
import org.briarproject.bramble.api.lifecycle.IoExecutor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.BackoffFactory;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import org.briarproject.bramble.api.system.Clock;
import org.briarproject.bramble.api.system.WakefulIoExecutor;
import java.security.SecureRandom;
import java.util.concurrent.Executor;
import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import static org.briarproject.bramble.api.plugin.BluetoothConstants.ID;
@Immutable
@NotNullByDefault
public class AndroidBluetoothPluginFactory implements DuplexPluginFactory {
private static final int MAX_LATENCY = 30 * 1000; // 30 seconds
private static final int MAX_IDLE_TIME = 30 * 1000; // 30 seconds
private static final int MIN_POLLING_INTERVAL = 60 * 1000; // 1 minute
private static final int MAX_POLLING_INTERVAL = 10 * 60 * 1000; // 10 mins
private static final double BACKOFF_BASE = 1.2;
private final Executor ioExecutor, wakefulIoExecutor;
private final AndroidExecutor androidExecutor;
private final AndroidWakeLockManager wakeLockManager;
private final Application app;
private final SecureRandom secureRandom;
private final EventBus eventBus;
private final Clock clock;
private final TimeoutMonitor timeoutMonitor;
private final BackoffFactory backoffFactory;
@Inject
AndroidBluetoothPluginFactory(@IoExecutor Executor ioExecutor,
@WakefulIoExecutor Executor wakefulIoExecutor,
AndroidExecutor androidExecutor,
AndroidWakeLockManager wakeLockManager,
Application app,
SecureRandom secureRandom,
EventBus eventBus,
Clock clock,
TimeoutMonitor timeoutMonitor,
BackoffFactory backoffFactory) {
this.ioExecutor = ioExecutor;
this.wakefulIoExecutor = wakefulIoExecutor;
this.androidExecutor = androidExecutor;
this.wakeLockManager = wakeLockManager;
this.app = app;
this.secureRandom = secureRandom;
this.eventBus = eventBus;
this.clock = clock;
this.timeoutMonitor = timeoutMonitor;
this.backoffFactory = backoffFactory;
}
@Override
public TransportId getId() {
return ID;
}
@Override
public long getMaxLatency() {
return MAX_LATENCY;
}
@Override
public DuplexPlugin createPlugin(PluginCallback callback) {
BluetoothConnectionLimiter connectionLimiter =
new BluetoothConnectionLimiterImpl(eventBus);
BluetoothConnectionFactory<BluetoothSocket> connectionFactory =
new AndroidBluetoothConnectionFactory(connectionLimiter,
wakeLockManager, timeoutMonitor);
Backoff backoff = backoffFactory.createBackoff(MIN_POLLING_INTERVAL,
MAX_POLLING_INTERVAL, BACKOFF_BASE);
AndroidBluetoothPlugin plugin = new AndroidBluetoothPlugin(
connectionLimiter, connectionFactory, ioExecutor,
wakefulIoExecutor, secureRandom, androidExecutor, app,
clock, backoff, callback, MAX_LATENCY, MAX_IDLE_TIME);
eventBus.addListener(plugin);
return plugin;
}
}

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@@ -1,64 +0,0 @@
package org.briarproject.bramble.plugin.bluetooth;
import android.bluetooth.BluetoothSocket;
import org.briarproject.bramble.api.io.TimeoutMonitor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Plugin;
import org.briarproject.bramble.api.plugin.duplex.AbstractDuplexTransportConnection;
import org.briarproject.bramble.api.system.AndroidWakeLock;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import static org.briarproject.bramble.api.plugin.BluetoothConstants.PROP_ADDRESS;
import static org.briarproject.bramble.util.AndroidUtils.isValidBluetoothAddress;
@NotNullByDefault
class AndroidBluetoothTransportConnection
extends AbstractDuplexTransportConnection {
private final BluetoothConnectionLimiter connectionLimiter;
private final BluetoothSocket socket;
private final InputStream in;
private final AndroidWakeLock wakeLock;
AndroidBluetoothTransportConnection(Plugin plugin,
BluetoothConnectionLimiter connectionLimiter,
AndroidWakeLockManager wakeLockManager,
TimeoutMonitor timeoutMonitor,
BluetoothSocket socket) throws IOException {
super(plugin);
this.connectionLimiter = connectionLimiter;
this.socket = socket;
in = timeoutMonitor.createTimeoutInputStream(
socket.getInputStream(), plugin.getMaxIdleTime() * 2);
wakeLock = wakeLockManager.createWakeLock("BluetoothConnection");
wakeLock.acquire();
String address = socket.getRemoteDevice().getAddress();
if (isValidBluetoothAddress(address)) remote.put(PROP_ADDRESS, address);
}
@Override
protected InputStream getInputStream() {
return in;
}
@Override
protected OutputStream getOutputStream() throws IOException {
return socket.getOutputStream();
}
@Override
protected void closeConnection(boolean exception) throws IOException {
try {
socket.close();
in.close();
} finally {
wakeLock.release();
connectionLimiter.connectionClosed(this);
}
}
}

View File

@@ -0,0 +1,490 @@
package org.briarproject.bramble.plugin.droidtooth;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothServerSocket;
import android.bluetooth.BluetoothSocket;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import org.briarproject.bramble.api.FormatException;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.data.BdfList;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.event.EventListener;
import org.briarproject.bramble.api.keyagreement.KeyAgreementConnection;
import org.briarproject.bramble.api.keyagreement.KeyAgreementListener;
import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.PluginException;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginCallback;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
import org.briarproject.bramble.api.plugin.event.DisableBluetoothEvent;
import org.briarproject.bramble.api.plugin.event.EnableBluetoothEvent;
import org.briarproject.bramble.api.properties.TransportProperties;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.util.AndroidUtils;
import org.briarproject.bramble.util.StringUtils;
import java.io.Closeable;
import java.io.IOException;
import java.security.SecureRandom;
import java.util.Collection;
import java.util.Map;
import java.util.Map.Entry;
import java.util.UUID;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Executor;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import static android.bluetooth.BluetoothAdapter.ACTION_SCAN_MODE_CHANGED;
import static android.bluetooth.BluetoothAdapter.ACTION_STATE_CHANGED;
import static android.bluetooth.BluetoothAdapter.EXTRA_SCAN_MODE;
import static android.bluetooth.BluetoothAdapter.EXTRA_STATE;
import static android.bluetooth.BluetoothAdapter.SCAN_MODE_CONNECTABLE;
import static android.bluetooth.BluetoothAdapter.SCAN_MODE_CONNECTABLE_DISCOVERABLE;
import static android.bluetooth.BluetoothAdapter.SCAN_MODE_NONE;
import static android.bluetooth.BluetoothAdapter.STATE_OFF;
import static android.bluetooth.BluetoothAdapter.STATE_ON;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
import static org.briarproject.bramble.api.keyagreement.KeyAgreementConstants.TRANSPORT_ID_BLUETOOTH;
import static org.briarproject.bramble.api.plugin.BluetoothConstants.ID;
import static org.briarproject.bramble.api.plugin.BluetoothConstants.PREF_BT_ENABLE;
import static org.briarproject.bramble.api.plugin.BluetoothConstants.PROP_ADDRESS;
import static org.briarproject.bramble.api.plugin.BluetoothConstants.PROP_UUID;
import static org.briarproject.bramble.api.plugin.BluetoothConstants.UUID_BYTES;
import static org.briarproject.bramble.util.PrivacyUtils.scrubMacAddress;
@MethodsNotNullByDefault
@ParametersNotNullByDefault
class DroidtoothPlugin implements DuplexPlugin, EventListener {
private static final Logger LOG =
Logger.getLogger(DroidtoothPlugin.class.getName());
private final Executor ioExecutor;
private final AndroidExecutor androidExecutor;
private final Context appContext;
private final SecureRandom secureRandom;
private final Backoff backoff;
private final DuplexPluginCallback callback;
private final int maxLatency;
private final AtomicBoolean used = new AtomicBoolean(false);
private volatile boolean running = false;
private volatile boolean wasEnabledByUs = false;
private volatile BluetoothStateReceiver receiver = null;
private volatile BluetoothServerSocket socket = null;
// Non-null if the plugin started successfully
private volatile BluetoothAdapter adapter = null;
DroidtoothPlugin(Executor ioExecutor, AndroidExecutor androidExecutor,
Context appContext, SecureRandom secureRandom, Backoff backoff,
DuplexPluginCallback callback, int maxLatency) {
this.ioExecutor = ioExecutor;
this.androidExecutor = androidExecutor;
this.appContext = appContext;
this.secureRandom = secureRandom;
this.backoff = backoff;
this.callback = callback;
this.maxLatency = maxLatency;
}
@Override
public TransportId getId() {
return ID;
}
@Override
public int getMaxLatency() {
return maxLatency;
}
@Override
public int getMaxIdleTime() {
// Bluetooth detects dead connections so we don't need keepalives
return Integer.MAX_VALUE;
}
@Override
public void start() throws PluginException {
if (used.getAndSet(true)) throw new IllegalStateException();
// BluetoothAdapter.getDefaultAdapter() must be called on a thread
// with a message queue, so submit it to the AndroidExecutor
try {
adapter = androidExecutor.runOnBackgroundThread(
BluetoothAdapter::getDefaultAdapter).get();
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
LOG.warning("Interrupted while getting BluetoothAdapter");
throw new PluginException(e);
} catch (ExecutionException e) {
throw new PluginException(e);
}
if (adapter == null) {
LOG.info("Bluetooth is not supported");
throw new PluginException();
}
running = true;
// Listen for changes to the Bluetooth state
IntentFilter filter = new IntentFilter();
filter.addAction(ACTION_STATE_CHANGED);
filter.addAction(ACTION_SCAN_MODE_CHANGED);
receiver = new BluetoothStateReceiver();
appContext.registerReceiver(receiver, filter);
// If Bluetooth is enabled, bind a socket
if (adapter.isEnabled()) {
bind();
} else {
// Enable Bluetooth if settings allow
if (callback.getSettings().getBoolean(PREF_BT_ENABLE, false)) {
enableAdapter();
} else {
LOG.info("Not enabling Bluetooth");
}
}
}
private void bind() {
ioExecutor.execute(() -> {
if (!isRunning()) return;
String address = AndroidUtils.getBluetoothAddress(appContext,
adapter);
if (LOG.isLoggable(INFO))
LOG.info("Local address " + scrubMacAddress(address));
if (!StringUtils.isNullOrEmpty(address)) {
// Advertise the Bluetooth address to contacts
TransportProperties p = new TransportProperties();
p.put(PROP_ADDRESS, address);
callback.mergeLocalProperties(p);
}
// Bind a server socket to accept connections from contacts
BluetoothServerSocket ss;
try {
ss = adapter.listenUsingInsecureRfcommWithServiceRecord(
"RFCOMM", getUuid());
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
return;
}
if (!isRunning()) {
tryToClose(ss);
return;
}
LOG.info("Socket bound");
socket = ss;
backoff.reset();
callback.transportEnabled();
acceptContactConnections();
});
}
private UUID getUuid() {
String uuid = callback.getLocalProperties().get(PROP_UUID);
if (uuid == null) {
byte[] random = new byte[UUID_BYTES];
secureRandom.nextBytes(random);
uuid = UUID.nameUUIDFromBytes(random).toString();
TransportProperties p = new TransportProperties();
p.put(PROP_UUID, uuid);
callback.mergeLocalProperties(p);
}
return UUID.fromString(uuid);
}
private void tryToClose(@Nullable BluetoothServerSocket ss) {
try {
if (ss != null) ss.close();
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
} finally {
callback.transportDisabled();
}
}
private void acceptContactConnections() {
while (isRunning()) {
BluetoothSocket s;
try {
s = socket.accept();
} catch (IOException e) {
// This is expected when the socket is closed
if (LOG.isLoggable(INFO)) LOG.info(e.toString());
return;
}
if (LOG.isLoggable(INFO)) {
String address = s.getRemoteDevice().getAddress();
LOG.info("Connection from " + scrubMacAddress(address));
}
backoff.reset();
callback.incomingConnectionCreated(wrapSocket(s));
}
}
private DuplexTransportConnection wrapSocket(BluetoothSocket s) {
return new DroidtoothTransportConnection(this, s);
}
private void enableAdapter() {
if (adapter != null && !adapter.isEnabled()) {
if (adapter.enable()) {
LOG.info("Enabling Bluetooth");
wasEnabledByUs = true;
} else {
LOG.info("Could not enable Bluetooth");
}
}
}
@Override
public void stop() {
running = false;
if (receiver != null) appContext.unregisterReceiver(receiver);
tryToClose(socket);
disableAdapter();
}
private void disableAdapter() {
if (adapter != null && adapter.isEnabled() && wasEnabledByUs) {
if (adapter.disable()) LOG.info("Disabling Bluetooth");
else LOG.info("Could not disable Bluetooth");
}
}
@Override
public boolean isRunning() {
return running && adapter != null && adapter.isEnabled();
}
@Override
public boolean shouldPoll() {
return true;
}
@Override
public int getPollingInterval() {
return backoff.getPollingInterval();
}
@Override
public void poll(Collection<ContactId> connected) {
if (!isRunning()) return;
backoff.increment();
// Try to connect to known devices in parallel
Map<ContactId, TransportProperties> remote =
callback.getRemoteProperties();
for (Entry<ContactId, TransportProperties> e : remote.entrySet()) {
ContactId c = e.getKey();
if (connected.contains(c)) continue;
String address = e.getValue().get(PROP_ADDRESS);
if (StringUtils.isNullOrEmpty(address)) continue;
String uuid = e.getValue().get(PROP_UUID);
if (StringUtils.isNullOrEmpty(uuid)) continue;
ioExecutor.execute(() -> {
if (!running) return;
BluetoothSocket s = connect(address, uuid);
if (s != null) {
backoff.reset();
callback.outgoingConnectionCreated(c, wrapSocket(s));
}
});
}
}
@Nullable
private BluetoothSocket connect(String address, String uuid) {
// Validate the address
if (!BluetoothAdapter.checkBluetoothAddress(address)) {
if (LOG.isLoggable(WARNING))
// not scrubbing here to be able to figure out the problem
LOG.warning("Invalid address " + address);
return null;
}
// Validate the UUID
UUID u;
try {
u = UUID.fromString(uuid);
} catch (IllegalArgumentException e) {
if (LOG.isLoggable(WARNING)) LOG.warning("Invalid UUID " + uuid);
return null;
}
// Try to connect
BluetoothDevice d = adapter.getRemoteDevice(address);
BluetoothSocket s = null;
try {
s = d.createInsecureRfcommSocketToServiceRecord(u);
if (LOG.isLoggable(INFO))
LOG.info("Connecting to " + scrubMacAddress(address));
s.connect();
if (LOG.isLoggable(INFO))
LOG.info("Connected to " + scrubMacAddress(address));
return s;
} catch (IOException e) {
if (LOG.isLoggable(INFO)) {
LOG.info("Failed to connect to " + scrubMacAddress(address)
+ ": " + e);
}
tryToClose(s);
return null;
}
}
private void tryToClose(@Nullable Closeable c) {
try {
if (c != null) c.close();
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
}
}
@Override
public DuplexTransportConnection createConnection(ContactId c) {
if (!isRunning()) return null;
TransportProperties p = callback.getRemoteProperties(c);
String address = p.get(PROP_ADDRESS);
if (StringUtils.isNullOrEmpty(address)) return null;
String uuid = p.get(PROP_UUID);
if (StringUtils.isNullOrEmpty(uuid)) return null;
BluetoothSocket s = connect(address, uuid);
if (s == null) return null;
return new DroidtoothTransportConnection(this, s);
}
@Override
public boolean supportsKeyAgreement() {
return true;
}
@Override
public KeyAgreementListener createKeyAgreementListener(byte[] commitment) {
if (!isRunning()) return null;
// There's no point listening if we can't discover our own address
String address = AndroidUtils.getBluetoothAddress(appContext, adapter);
if (address.isEmpty()) return null;
// No truncation necessary because COMMIT_LENGTH = 16
UUID uuid = UUID.nameUUIDFromBytes(commitment);
if (LOG.isLoggable(INFO)) LOG.info("Key agreement UUID " + uuid);
// Bind a server socket for receiving key agreement connections
BluetoothServerSocket ss;
try {
ss = adapter.listenUsingInsecureRfcommWithServiceRecord(
"RFCOMM", uuid);
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
return null;
}
BdfList descriptor = new BdfList();
descriptor.add(TRANSPORT_ID_BLUETOOTH);
descriptor.add(StringUtils.macToBytes(address));
return new BluetoothKeyAgreementListener(descriptor, ss);
}
@Override
public DuplexTransportConnection createKeyAgreementConnection(
byte[] commitment, BdfList descriptor, long timeout) {
if (!isRunning()) return null;
String address;
try {
address = parseAddress(descriptor);
} catch (FormatException e) {
LOG.info("Invalid address in key agreement descriptor");
return null;
}
// No truncation necessary because COMMIT_LENGTH = 16
UUID uuid = UUID.nameUUIDFromBytes(commitment);
if (LOG.isLoggable(INFO))
LOG.info("Connecting to key agreement UUID " + uuid);
BluetoothSocket s = connect(address, uuid.toString());
if (s == null) return null;
return new DroidtoothTransportConnection(this, s);
}
private String parseAddress(BdfList descriptor) throws FormatException {
byte[] mac = descriptor.getRaw(1);
if (mac.length != 6) throw new FormatException();
return StringUtils.macToString(mac);
}
@Override
public void eventOccurred(Event e) {
if (e instanceof EnableBluetoothEvent) {
enableAdapterAsync();
} else if (e instanceof DisableBluetoothEvent) {
disableAdapterAsync();
}
}
private void enableAdapterAsync() {
ioExecutor.execute(this::enableAdapter);
}
private void disableAdapterAsync() {
ioExecutor.execute(this::disableAdapter);
}
private class BluetoothStateReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context ctx, Intent intent) {
int state = intent.getIntExtra(EXTRA_STATE, 0);
if (state == STATE_ON) {
LOG.info("Bluetooth enabled");
bind();
} else if (state == STATE_OFF) {
LOG.info("Bluetooth disabled");
tryToClose(socket);
}
int scanMode = intent.getIntExtra(EXTRA_SCAN_MODE, 0);
if (scanMode == SCAN_MODE_NONE) {
LOG.info("Scan mode: None");
} else if (scanMode == SCAN_MODE_CONNECTABLE) {
LOG.info("Scan mode: Connectable");
} else if (scanMode == SCAN_MODE_CONNECTABLE_DISCOVERABLE) {
LOG.info("Scan mode: Discoverable");
}
}
}
private class BluetoothKeyAgreementListener extends KeyAgreementListener {
private final BluetoothServerSocket ss;
private BluetoothKeyAgreementListener(BdfList descriptor,
BluetoothServerSocket ss) {
super(descriptor);
this.ss = ss;
}
@Override
public Callable<KeyAgreementConnection> listen() {
return () -> {
BluetoothSocket s = ss.accept();
if (LOG.isLoggable(INFO))
LOG.info(ID.getString() + ": Incoming connection");
return new KeyAgreementConnection(
new DroidtoothTransportConnection(
DroidtoothPlugin.this, s), ID);
};
}
@Override
public void close() {
try {
ss.close();
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
}
}
}
}

View File

@@ -1,54 +1,49 @@
package org.briarproject.bramble.plugin.bluetooth;
package org.briarproject.bramble.plugin.droidtooth;
import android.content.Context;
import org.briarproject.bramble.api.event.EventBus;
import org.briarproject.bramble.api.io.TimeoutMonitor;
import org.briarproject.bramble.api.lifecycle.IoExecutor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.BackoffFactory;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginCallback;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
import org.briarproject.bramble.api.system.WakefulIoExecutor;
import org.briarproject.bramble.api.system.AndroidExecutor;
import java.security.SecureRandom;
import java.util.concurrent.Executor;
import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import javax.microedition.io.StreamConnection;
import static org.briarproject.bramble.api.plugin.BluetoothConstants.ID;
@Immutable
@NotNullByDefault
public class JavaBluetoothPluginFactory implements DuplexPluginFactory {
public class DroidtoothPluginFactory implements DuplexPluginFactory {
private static final int MAX_LATENCY = 30 * 1000; // 30 seconds
private static final int MAX_IDLE_TIME = 30 * 1000; // 30 seconds
private static final int MIN_POLLING_INTERVAL = 60 * 1000; // 1 minute
private static final int MAX_POLLING_INTERVAL = 10 * 60 * 1000; // 10 mins
private static final double BACKOFF_BASE = 1.2;
private final Executor ioExecutor, wakefulIoExecutor;
private final Executor ioExecutor;
private final AndroidExecutor androidExecutor;
private final Context appContext;
private final SecureRandom secureRandom;
private final EventBus eventBus;
private final TimeoutMonitor timeoutMonitor;
private final BackoffFactory backoffFactory;
@Inject
public JavaBluetoothPluginFactory(@IoExecutor Executor ioExecutor,
@WakefulIoExecutor Executor wakefulIoExecutor,
SecureRandom secureRandom,
EventBus eventBus,
TimeoutMonitor timeoutMonitor,
public DroidtoothPluginFactory(Executor ioExecutor,
AndroidExecutor androidExecutor, Context appContext,
SecureRandom secureRandom, EventBus eventBus,
BackoffFactory backoffFactory) {
this.ioExecutor = ioExecutor;
this.wakefulIoExecutor = wakefulIoExecutor;
this.androidExecutor = androidExecutor;
this.appContext = appContext;
this.secureRandom = secureRandom;
this.eventBus = eventBus;
this.timeoutMonitor = timeoutMonitor;
this.backoffFactory = backoffFactory;
}
@@ -58,22 +53,17 @@ public class JavaBluetoothPluginFactory implements DuplexPluginFactory {
}
@Override
public long getMaxLatency() {
public int getMaxLatency() {
return MAX_LATENCY;
}
@Override
public DuplexPlugin createPlugin(PluginCallback callback) {
BluetoothConnectionLimiter connectionLimiter =
new BluetoothConnectionLimiterImpl(eventBus);
BluetoothConnectionFactory<StreamConnection> connectionFactory =
new JavaBluetoothConnectionFactory(connectionLimiter,
timeoutMonitor);
public DuplexPlugin createPlugin(DuplexPluginCallback callback) {
Backoff backoff = backoffFactory.createBackoff(MIN_POLLING_INTERVAL,
MAX_POLLING_INTERVAL, BACKOFF_BASE);
JavaBluetoothPlugin plugin = new JavaBluetoothPlugin(connectionLimiter,
connectionFactory, ioExecutor, wakefulIoExecutor, secureRandom,
backoff, callback, MAX_LATENCY, MAX_IDLE_TIME);
DroidtoothPlugin plugin = new DroidtoothPlugin(ioExecutor,
androidExecutor, appContext, secureRandom, backoff, callback,
MAX_LATENCY);
eventBus.addListener(plugin);
return plugin;
}

View File

@@ -0,0 +1,37 @@
package org.briarproject.bramble.plugin.droidtooth;
import android.bluetooth.BluetoothSocket;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Plugin;
import org.briarproject.bramble.api.plugin.duplex.AbstractDuplexTransportConnection;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
@NotNullByDefault
class DroidtoothTransportConnection extends AbstractDuplexTransportConnection {
private final BluetoothSocket socket;
DroidtoothTransportConnection(Plugin plugin, BluetoothSocket socket) {
super(plugin);
this.socket = socket;
}
@Override
protected InputStream getInputStream() throws IOException {
return socket.getInputStream();
}
@Override
protected OutputStream getOutputStream() throws IOException {
return socket.getOutputStream();
}
@Override
protected void closeConnection(boolean exception) throws IOException {
socket.close();
}
}

View File

@@ -1,44 +0,0 @@
package org.briarproject.bramble.plugin.file;
import android.app.Application;
import android.net.Uri;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.properties.TransportProperties;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.plugin.file.RemovableDriveConstants.PROP_URI;
import static org.briarproject.bramble.util.StringUtils.isNullOrEmpty;
@Immutable
@NotNullByDefault
class AndroidRemovableDrivePlugin extends RemovableDrivePlugin {
private final Application app;
AndroidRemovableDrivePlugin(Application app, PluginCallback callback,
long maxLatency) {
super(callback, maxLatency);
this.app = app;
}
@Override
InputStream openInputStream(TransportProperties p) throws IOException {
String uri = p.get(PROP_URI);
if (isNullOrEmpty(uri)) throw new IllegalArgumentException();
return app.getContentResolver().openInputStream(Uri.parse(uri));
}
@Override
OutputStream openOutputStream(TransportProperties p) throws IOException {
String uri = p.get(PROP_URI);
if (isNullOrEmpty(uri)) throw new IllegalArgumentException();
return app.getContentResolver().openOutputStream(Uri.parse(uri));
}
}

View File

@@ -1,47 +0,0 @@
package org.briarproject.bramble.plugin.file;
import android.app.Application;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.simplex.SimplexPlugin;
import org.briarproject.bramble.api.plugin.simplex.SimplexPluginFactory;
import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import static java.util.concurrent.TimeUnit.DAYS;
import static org.briarproject.bramble.api.plugin.file.RemovableDriveConstants.ID;
@Immutable
@NotNullByDefault
public class AndroidRemovableDrivePluginFactory implements
SimplexPluginFactory {
private static final long MAX_LATENCY = DAYS.toMillis(28);
private final Application app;
@Inject
AndroidRemovableDrivePluginFactory(Application app) {
this.app = app;
}
@Override
public TransportId getId() {
return ID;
}
@Override
public long getMaxLatency() {
return MAX_LATENCY;
}
@Nullable
@Override
public SimplexPlugin createPlugin(PluginCallback callback) {
return new AndroidRemovableDrivePlugin(app, callback, MAX_LATENCY);
}
}

View File

@@ -1,298 +1,76 @@
package org.briarproject.bramble.plugin.tcp;
import android.annotation.TargetApi;
import android.app.Application;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.ConnectivityManager;
import android.net.LinkAddress;
import android.net.LinkProperties;
import android.net.Network;
import android.net.NetworkCapabilities;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.net.NetworkInfo;
import org.briarproject.bramble.PoliteExecutor;
import org.briarproject.bramble.api.Pair;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.network.event.NetworkStatusEvent;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.settings.Settings;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginCallback;
import java.io.IOException;
import java.net.InetAddress;
import java.net.InterfaceAddress;
import java.net.NetworkInterface;
import java.net.Socket;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.List;
import java.util.concurrent.Executor;
import java.util.logging.Logger;
import java.util.regex.Pattern;
import javax.annotation.Nullable;
import javax.net.SocketFactory;
import static android.content.Context.CONNECTIVITY_SERVICE;
import static android.content.Context.WIFI_SERVICE;
import static android.net.NetworkCapabilities.TRANSPORT_WIFI;
import static android.os.Build.VERSION.SDK_INT;
import static java.util.Collections.emptyList;
import static java.util.Collections.list;
import static java.util.Collections.singletonList;
import static java.util.logging.Level.WARNING;
import static java.util.logging.Logger.getLogger;
import static org.briarproject.bramble.api.nullsafety.NullSafety.requireNonNull;
import static org.briarproject.bramble.api.plugin.LanTcpConstants.DEFAULT_PREF_PLUGIN_ENABLE;
import static org.briarproject.bramble.api.plugin.Plugin.State.ACTIVE;
import static org.briarproject.bramble.api.plugin.Plugin.State.INACTIVE;
import static org.briarproject.bramble.util.IoUtils.tryToClose;
import static org.briarproject.bramble.util.LogUtils.logException;
import static org.briarproject.bramble.util.NetworkUtils.getNetworkInterfaces;
import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
import static android.net.ConnectivityManager.TYPE_WIFI;
@NotNullByDefault
class AndroidLanTcpPlugin extends LanTcpPlugin {
private static final Logger LOG =
getLogger(AndroidLanTcpPlugin.class.getName());
Logger.getLogger(AndroidLanTcpPlugin.class.getName());
/**
* The interface name is used as a heuristic for deciding whether the
* device is providing a wifi access point.
*/
private static final Pattern AP_INTERFACE_NAME =
Pattern.compile("^(wlan|ap|p2p)[-0-9]");
private final Context appContext;
private final Executor connectionStatusExecutor;
private final ConnectivityManager connectivityManager;
@Nullable
private final WifiManager wifiManager;
private volatile BroadcastReceiver networkStateReceiver = null;
private volatile SocketFactory socketFactory;
AndroidLanTcpPlugin(Executor ioExecutor,
Executor wakefulIoExecutor,
Application app,
Backoff backoff,
PluginCallback callback,
long maxLatency,
int maxIdleTime,
int connectionTimeout) {
super(ioExecutor, wakefulIoExecutor, backoff, callback, maxLatency,
maxIdleTime, connectionTimeout);
// Don't execute more than one connection status check at a time
connectionStatusExecutor =
new PoliteExecutor("AndroidLanTcpPlugin", ioExecutor, 1);
connectivityManager = (ConnectivityManager)
requireNonNull(app.getSystemService(CONNECTIVITY_SERVICE));
wifiManager = (WifiManager) app.getSystemService(WIFI_SERVICE);
socketFactory = SocketFactory.getDefault();
AndroidLanTcpPlugin(Executor ioExecutor, Backoff backoff,
Context appContext, DuplexPluginCallback callback, int maxLatency,
int maxIdleTime) {
super(ioExecutor, backoff, callback, maxLatency, maxIdleTime);
this.appContext = appContext;
}
@Override
public void start() {
if (used.getAndSet(true)) throw new IllegalStateException();
initialisePortProperty();
Settings settings = callback.getSettings();
state.setStarted(settings.getBoolean(PREF_PLUGIN_ENABLE,
DEFAULT_PREF_PLUGIN_ENABLE));
updateConnectionStatus();
running = true;
// Register to receive network status events
networkStateReceiver = new NetworkStateReceiver();
IntentFilter filter = new IntentFilter(CONNECTIVITY_ACTION);
appContext.registerReceiver(networkStateReceiver, filter);
}
@Override
protected Socket createSocket() throws IOException {
return socketFactory.createSocket();
public void stop() {
running = false;
if (networkStateReceiver != null)
appContext.unregisterReceiver(networkStateReceiver);
tryToClose(socket);
}
@Override
protected List<InetAddress> getUsableLocalInetAddresses(boolean ipv4) {
InetAddress addr = getWifiAddress(ipv4);
return addr == null ? emptyList() : singletonList(addr);
}
private class NetworkStateReceiver extends BroadcastReceiver {
@Nullable
private InetAddress getWifiAddress(boolean ipv4) {
Pair<InetAddress, Boolean> wifi = getWifiIpv4Address();
if (ipv4) return wifi == null ? null : wifi.getFirst();
// If there's no wifi IPv4 address, we might be a client on an
// IPv6-only wifi network. We can only detect this on API 21+
if (wifi == null) {
return SDK_INT >= 21 ? getWifiClientIpv6Address() : null;
}
// Use the wifi IPv4 address to determine which interface's IPv6
// address we should return (if the interface has a suitable address)
return getIpv6AddressForInterface(wifi.getFirst());
}
/**
* Returns a {@link Pair} where the first element is the IPv4 address of
* the wifi interface and the second element is true if this device is
* providing an access point, or false if this device is a client. Returns
* null if this device isn't connected to wifi as an access point or client.
*/
@Nullable
private Pair<InetAddress, Boolean> getWifiIpv4Address() {
if (wifiManager == null) return null;
// If we're connected to a wifi network, return its address
WifiInfo info = wifiManager.getConnectionInfo();
if (info != null && info.getIpAddress() != 0) {
return new Pair<>(intToInetAddress(info.getIpAddress()), false);
}
// If we're providing an access point, return its address
for (NetworkInterface iface : getNetworkInterfaces()) {
if (AP_INTERFACE_NAME.matcher(iface.getName()).find()) {
for (InterfaceAddress ifAddr : iface.getInterfaceAddresses()) {
if (isPossibleWifiApInterface(ifAddr)) {
return new Pair<>(ifAddr.getAddress(), true);
}
}
}
}
// Not connected to wifi
return null;
}
/**
* Returns true if the given address may belong to an interface providing
* a wifi access point (including wifi direct legacy mode access points).
* <p>
* This method may return true for wifi client interfaces as well, but
* we've already checked for a wifi client connection above.
*/
private boolean isPossibleWifiApInterface(InterfaceAddress ifAddr) {
if (ifAddr.getNetworkPrefixLength() != 24) return false;
byte[] ip = ifAddr.getAddress().getAddress();
return ip.length == 4
&& ip[0] == (byte) 192
&& ip[1] == (byte) 168;
}
/**
* Returns a link-local IPv6 address for the wifi client interface, or null
* if there's no such interface or it doesn't have a suitable address.
*/
@TargetApi(21)
@Nullable
private InetAddress getWifiClientIpv6Address() {
for (Network net : connectivityManager.getAllNetworks()) {
NetworkCapabilities caps =
connectivityManager.getNetworkCapabilities(net);
if (caps == null || !caps.hasTransport(TRANSPORT_WIFI)) continue;
LinkProperties props = connectivityManager.getLinkProperties(net);
if (props == null) continue;
for (LinkAddress linkAddress : props.getLinkAddresses()) {
InetAddress addr = linkAddress.getAddress();
if (isIpv6LinkLocalAddress(addr)) return addr;
}
}
return null;
}
/**
* Returns a link-local IPv6 address for the interface with the given IPv4
* address, or null if the interface doesn't have a suitable address.
*/
@Nullable
private InetAddress getIpv6AddressForInterface(InetAddress ipv4) {
try {
NetworkInterface iface = NetworkInterface.getByInetAddress(ipv4);
if (iface == null) return null;
for (InetAddress addr : list(iface.getInetAddresses())) {
if (isIpv6LinkLocalAddress(addr)) return addr;
}
// No suitable address
return null;
} catch (SocketException e) {
logException(LOG, WARNING, e);
return null;
}
}
private InetAddress intToInetAddress(int ip) {
byte[] ipBytes = new byte[4];
ipBytes[0] = (byte) (ip & 0xFF);
ipBytes[1] = (byte) ((ip >> 8) & 0xFF);
ipBytes[2] = (byte) ((ip >> 16) & 0xFF);
ipBytes[3] = (byte) ((ip >> 24) & 0xFF);
try {
return InetAddress.getByAddress(ipBytes);
} catch (UnknownHostException e) {
// Should only be thrown if address has illegal length
throw new AssertionError(e);
}
}
// On API 21 and later, a socket that is not created with the wifi
// network's socket factory may try to connect via another network
private SocketFactory getSocketFactory() {
if (SDK_INT < 21) return SocketFactory.getDefault();
for (Network net : connectivityManager.getAllNetworks()) {
NetworkCapabilities caps =
connectivityManager.getNetworkCapabilities(net);
if (caps != null && caps.hasTransport(TRANSPORT_WIFI)) {
return net.getSocketFactory();
}
}
LOG.warning("Could not find suitable socket factory");
return SocketFactory.getDefault();
}
@Override
public void eventOccurred(Event e) {
super.eventOccurred(e);
if (e instanceof NetworkStatusEvent) updateConnectionStatus();
}
private void updateConnectionStatus() {
connectionStatusExecutor.execute(() -> {
State s = getState();
if (s != ACTIVE && s != INACTIVE) return;
Pair<InetAddress, Boolean> wifi = getPreferredWifiAddress();
if (wifi == null) {
LOG.info("Not connected to wifi");
socketFactory = SocketFactory.getDefault();
// Server sockets may not have been closed automatically when
// interface was taken down. If any sockets are open, closing
// them here will cause the sockets to be cleared and the state
// to be updated in acceptContactConnections()
if (s == ACTIVE) {
LOG.info("Closing server sockets");
tryToClose(state.getServerSocket(true), LOG, WARNING);
tryToClose(state.getServerSocket(false), LOG, WARNING);
}
} else if (wifi.getSecond()) {
LOG.info("Providing wifi hotspot");
// There's no corresponding Network object and thus no way
// to get a suitable socket factory, so we won't be able to
// make outgoing connections on API 21+ if another network
// has internet access
socketFactory = SocketFactory.getDefault();
bind();
@Override
public void onReceive(Context ctx, Intent i) {
if (!running) return;
Object o = ctx.getSystemService(CONNECTIVITY_SERVICE);
ConnectivityManager cm = (ConnectivityManager) o;
NetworkInfo net = cm.getActiveNetworkInfo();
if (net != null && net.getType() == TYPE_WIFI && net.isConnected()) {
LOG.info("Connected to Wi-Fi");
if (socket == null || socket.isClosed()) bind();
} else {
LOG.info("Connected to wifi");
socketFactory = getSocketFactory();
bind();
LOG.info("Not connected to Wi-Fi");
tryToClose(socket);
}
});
}
/**
* Returns a {@link Pair} where the first element is an IP address (IPv4 if
* available, otherwise IPv6) of the wifi interface and the second element
* is true if this device is providing an access point, or false if this
* device is a client. Returns null if this device isn't connected to wifi
* as an access point or client.
*/
@Nullable
private Pair<InetAddress, Boolean> getPreferredWifiAddress() {
Pair<InetAddress, Boolean> wifi = getWifiIpv4Address();
// If there's no wifi IPv4 address, we might be a client on an
// IPv6-only wifi network. We can only detect this on API 21+
if (wifi == null && SDK_INT >= 21) {
InetAddress ipv6 = getWifiClientIpv6Address();
if (ipv6 != null) return new Pair<>(ipv6, false);
}
return wifi;
}
}
}

View File

@@ -1,22 +1,18 @@
package org.briarproject.bramble.plugin.tcp;
import android.app.Application;
import android.content.Context;
import org.briarproject.bramble.api.event.EventBus;
import org.briarproject.bramble.api.lifecycle.IoExecutor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.BackoffFactory;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginCallback;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
import org.briarproject.bramble.api.system.WakefulIoExecutor;
import java.util.concurrent.Executor;
import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import static org.briarproject.bramble.api.plugin.LanTcpConstants.ID;
@@ -24,29 +20,21 @@ import static org.briarproject.bramble.api.plugin.LanTcpConstants.ID;
@NotNullByDefault
public class AndroidLanTcpPluginFactory implements DuplexPluginFactory {
private static final int MAX_LATENCY = 30_000; // 30 seconds
private static final int MAX_IDLE_TIME = 30_000; // 30 seconds
private static final int CONNECTION_TIMEOUT = 3_000; // 3 seconds
private static final int MIN_POLLING_INTERVAL = 60_000; // 1 minute
private static final int MAX_POLLING_INTERVAL = 600_000; // 10 mins
private static final int MAX_LATENCY = 30 * 1000; // 30 seconds
private static final int MAX_IDLE_TIME = 30 * 1000; // 30 seconds
private static final int MIN_POLLING_INTERVAL = 60 * 1000; // 1 minute
private static final int MAX_POLLING_INTERVAL = 10 * 60 * 1000; // 10 mins
private static final double BACKOFF_BASE = 1.2;
private final Executor ioExecutor, wakefulIoExecutor;
private final EventBus eventBus;
private final Executor ioExecutor;
private final BackoffFactory backoffFactory;
private final Application app;
private final Context appContext;
@Inject
AndroidLanTcpPluginFactory(@IoExecutor Executor ioExecutor,
@WakefulIoExecutor Executor wakefulIoExecutor,
EventBus eventBus,
BackoffFactory backoffFactory,
Application app) {
public AndroidLanTcpPluginFactory(Executor ioExecutor,
BackoffFactory backoffFactory, Context appContext) {
this.ioExecutor = ioExecutor;
this.wakefulIoExecutor = wakefulIoExecutor;
this.eventBus = eventBus;
this.backoffFactory = backoffFactory;
this.app = app;
this.appContext = appContext;
}
@Override
@@ -55,18 +43,15 @@ public class AndroidLanTcpPluginFactory implements DuplexPluginFactory {
}
@Override
public long getMaxLatency() {
public int getMaxLatency() {
return MAX_LATENCY;
}
@Override
public DuplexPlugin createPlugin(PluginCallback callback) {
public DuplexPlugin createPlugin(DuplexPluginCallback callback) {
Backoff backoff = backoffFactory.createBackoff(MIN_POLLING_INTERVAL,
MAX_POLLING_INTERVAL, BACKOFF_BASE);
AndroidLanTcpPlugin plugin = new AndroidLanTcpPlugin(ioExecutor,
wakefulIoExecutor, app, backoff, callback,
MAX_LATENCY, MAX_IDLE_TIME, CONNECTION_TIMEOUT);
eventBus.addListener(plugin);
return plugin;
return new AndroidLanTcpPlugin(ioExecutor, backoff, appContext,
callback, MAX_LATENCY, MAX_IDLE_TIME);
}
}

View File

@@ -1,224 +0,0 @@
package org.briarproject.bramble.plugin.tor;
import android.app.Application;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import org.briarproject.bramble.api.battery.BatteryManager;
import org.briarproject.bramble.api.network.NetworkManager;
import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.system.AndroidWakeLock;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import org.briarproject.bramble.api.system.Clock;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.api.system.ResourceProvider;
import org.briarproject.bramble.util.AndroidUtils;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Executor;
import java.util.logging.Logger;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import javax.net.SocketFactory;
import static android.os.Build.VERSION.SDK_INT;
import static java.util.Arrays.asList;
import static java.util.logging.Level.INFO;
import static java.util.logging.Logger.getLogger;
@MethodsNotNullByDefault
@ParametersNotNullByDefault
class AndroidTorPlugin extends TorPlugin {
private static final List<String> LIBRARY_ARCHITECTURES =
asList("armeabi-v7a", "arm64-v8a", "x86", "x86_64");
private static final String TOR_LIB_NAME = "libtor.so";
private static final String OBFS4_LIB_NAME = "libobfs4proxy.so";
private static final Logger LOG =
getLogger(AndroidTorPlugin.class.getName());
private final Application app;
private final AndroidWakeLock wakeLock;
private final File torLib, obfs4Lib;
AndroidTorPlugin(Executor ioExecutor,
Executor wakefulIoExecutor,
Application app,
NetworkManager networkManager,
LocationUtils locationUtils,
SocketFactory torSocketFactory,
Clock clock,
ResourceProvider resourceProvider,
CircumventionProvider circumventionProvider,
BatteryManager batteryManager,
AndroidWakeLockManager wakeLockManager,
Backoff backoff,
TorRendezvousCrypto torRendezvousCrypto,
PluginCallback callback,
String architecture,
long maxLatency,
int maxIdleTime,
File torDirectory,
int torSocksPort,
int torControlPort) {
super(ioExecutor, wakefulIoExecutor, networkManager, locationUtils,
torSocketFactory, clock, resourceProvider,
circumventionProvider, batteryManager, backoff,
torRendezvousCrypto, callback, architecture, maxLatency,
maxIdleTime, torDirectory, torSocksPort, torControlPort);
this.app = app;
wakeLock = wakeLockManager.createWakeLock("TorPlugin");
String nativeLibDir = app.getApplicationInfo().nativeLibraryDir;
torLib = new File(nativeLibDir, TOR_LIB_NAME);
obfs4Lib = new File(nativeLibDir, OBFS4_LIB_NAME);
}
@Override
protected int getProcessId() {
return android.os.Process.myPid();
}
@Override
protected long getLastUpdateTime() {
try {
PackageManager pm = app.getPackageManager();
PackageInfo pi = pm.getPackageInfo(app.getPackageName(), 0);
return pi.lastUpdateTime;
} catch (NameNotFoundException e) {
throw new AssertionError(e);
}
}
@Override
protected void enableNetwork(boolean enable) throws IOException {
if (enable) wakeLock.acquire();
super.enableNetwork(enable);
if (!enable) wakeLock.release();
}
@Override
public void stop() {
super.stop();
wakeLock.release();
}
@Override
protected File getTorExecutableFile() {
return torLib.exists() ? torLib : super.getTorExecutableFile();
}
@Override
protected File getObfs4ExecutableFile() {
return obfs4Lib.exists() ? obfs4Lib : super.getObfs4ExecutableFile();
}
@Override
protected void installTorExecutable() throws IOException {
File extracted = super.getTorExecutableFile();
if (torLib.exists()) {
// If an older version left behind a Tor binary, delete it
if (extracted.exists()) {
if (extracted.delete()) LOG.info("Deleted Tor binary");
else LOG.info("Failed to delete Tor binary");
}
} else if (SDK_INT < 29) {
// The binary wasn't extracted at install time. Try to extract it
extractLibraryFromApk(TOR_LIB_NAME, extracted);
} else {
// No point extracting the binary, we won't be allowed to execute it
throw new FileNotFoundException(torLib.getAbsolutePath());
}
}
@Override
protected void installObfs4Executable() throws IOException {
File extracted = super.getObfs4ExecutableFile();
if (obfs4Lib.exists()) {
// If an older version left behind an obfs4 binary, delete it
if (extracted.exists()) {
if (extracted.delete()) LOG.info("Deleted obfs4 binary");
else LOG.info("Failed to delete obfs4 binary");
}
} else if (SDK_INT < 29) {
// The binary wasn't extracted at install time. Try to extract it
extractLibraryFromApk(OBFS4_LIB_NAME, extracted);
} else {
// No point extracting the binary, we won't be allowed to execute it
throw new FileNotFoundException(obfs4Lib.getAbsolutePath());
}
}
private void extractLibraryFromApk(String libName, File dest)
throws IOException {
File sourceDir = new File(app.getApplicationInfo().sourceDir);
if (sourceDir.isFile()) {
// Look for other APK files in the same directory, if we're allowed
File parent = sourceDir.getParentFile();
if (parent != null) sourceDir = parent;
}
List<String> libPaths = getSupportedLibraryPaths(libName);
for (File apk : findApkFiles(sourceDir)) {
ZipInputStream zin = new ZipInputStream(new FileInputStream(apk));
for (ZipEntry e = zin.getNextEntry(); e != null;
e = zin.getNextEntry()) {
if (libPaths.contains(e.getName())) {
if (LOG.isLoggable(INFO)) {
LOG.info("Extracting " + e.getName()
+ " from " + apk.getAbsolutePath());
}
extract(zin, dest); // Zip input stream will be closed
return;
}
}
zin.close();
}
throw new FileNotFoundException(libName);
}
/**
* Returns all files with the extension .apk or .APK under the given root.
*/
private List<File> findApkFiles(File root) {
List<File> files = new ArrayList<>();
findApkFiles(root, files);
return files;
}
private void findApkFiles(File f, List<File> files) {
if (f.isFile() && f.getName().toLowerCase().endsWith(".apk")) {
files.add(f);
} else if (f.isDirectory()) {
File[] children = f.listFiles();
if (children != null) {
for (File child : children) findApkFiles(child, files);
}
}
}
/**
* Returns the paths at which libraries with the given name would be found
* inside an APK file, for all architectures supported by the device, in
* order of preference.
*/
private List<String> getSupportedLibraryPaths(String libName) {
List<String> architectures = new ArrayList<>();
for (String abi : AndroidUtils.getSupportedArchitectures()) {
if (LIBRARY_ARCHITECTURES.contains(abi)) {
architectures.add("lib/" + abi + "/" + libName);
}
}
return architectures;
}
}

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@@ -1,154 +0,0 @@
package org.briarproject.bramble.plugin.tor;
import android.app.Application;
import org.briarproject.bramble.api.battery.BatteryManager;
import org.briarproject.bramble.api.crypto.CryptoComponent;
import org.briarproject.bramble.api.event.EventBus;
import org.briarproject.bramble.api.lifecycle.IoExecutor;
import org.briarproject.bramble.api.network.NetworkManager;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.BackoffFactory;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.plugin.TorConstants;
import org.briarproject.bramble.api.plugin.TorControlPort;
import org.briarproject.bramble.api.plugin.TorDirectory;
import org.briarproject.bramble.api.plugin.TorSocksPort;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import org.briarproject.bramble.api.system.Clock;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.api.system.ResourceProvider;
import org.briarproject.bramble.api.system.WakefulIoExecutor;
import org.briarproject.bramble.util.AndroidUtils;
import java.io.File;
import java.util.concurrent.Executor;
import java.util.logging.Logger;
import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import javax.net.SocketFactory;
@Immutable
@NotNullByDefault
public class AndroidTorPluginFactory implements DuplexPluginFactory {
private static final Logger LOG =
Logger.getLogger(AndroidTorPluginFactory.class.getName());
private static final int MAX_LATENCY = 30 * 1000; // 30 seconds
private static final int MAX_IDLE_TIME = 30 * 1000; // 30 seconds
private static final int MIN_POLLING_INTERVAL = 60 * 1000; // 1 minute
private static final int MAX_POLLING_INTERVAL = 10 * 60 * 1000; // 10 mins
private static final double BACKOFF_BASE = 1.2;
private final Executor ioExecutor, wakefulIoExecutor;
private final Application app;
private final NetworkManager networkManager;
private final LocationUtils locationUtils;
private final EventBus eventBus;
private final SocketFactory torSocketFactory;
private final BackoffFactory backoffFactory;
private final ResourceProvider resourceProvider;
private final CircumventionProvider circumventionProvider;
private final BatteryManager batteryManager;
private final AndroidWakeLockManager wakeLockManager;
private final Clock clock;
private final File torDirectory;
private int torSocksPort;
private int torControlPort;
private final CryptoComponent crypto;
@Inject
AndroidTorPluginFactory(@IoExecutor Executor ioExecutor,
@WakefulIoExecutor Executor wakefulIoExecutor,
Application app,
NetworkManager networkManager,
LocationUtils locationUtils,
EventBus eventBus,
SocketFactory torSocketFactory,
BackoffFactory backoffFactory,
ResourceProvider resourceProvider,
CircumventionProvider circumventionProvider,
BatteryManager batteryManager,
AndroidWakeLockManager wakeLockManager,
Clock clock,
@TorDirectory File torDirectory,
@TorSocksPort int torSocksPort,
@TorControlPort int torControlPort,
CryptoComponent crypto) {
this.ioExecutor = ioExecutor;
this.wakefulIoExecutor = wakefulIoExecutor;
this.app = app;
this.networkManager = networkManager;
this.locationUtils = locationUtils;
this.eventBus = eventBus;
this.torSocketFactory = torSocketFactory;
this.backoffFactory = backoffFactory;
this.resourceProvider = resourceProvider;
this.circumventionProvider = circumventionProvider;
this.batteryManager = batteryManager;
this.wakeLockManager = wakeLockManager;
this.clock = clock;
this.torDirectory = torDirectory;
this.torSocksPort = torSocksPort;
this.torControlPort = torControlPort;
this.crypto = crypto;
}
@Override
public TransportId getId() {
return TorConstants.ID;
}
@Override
public long getMaxLatency() {
return MAX_LATENCY;
}
@Override
public DuplexPlugin createPlugin(PluginCallback callback) {
// Check that we have a Tor binary for this architecture
String architecture = null;
for (String abi : AndroidUtils.getSupportedArchitectures()) {
if (abi.startsWith("x86_64")) {
architecture = "x86_64";
break;
} else if (abi.startsWith("x86")) {
architecture = "x86";
break;
} else if (abi.startsWith("arm64")) {
architecture = "arm64";
break;
} else if (abi.startsWith("armeabi")) {
architecture = "arm";
break;
}
}
if (architecture == null) {
LOG.info("Tor is not supported on this architecture");
return null;
}
// Use position-independent executable
architecture += "_pie";
Backoff backoff = backoffFactory.createBackoff(MIN_POLLING_INTERVAL,
MAX_POLLING_INTERVAL, BACKOFF_BASE);
TorRendezvousCrypto torRendezvousCrypto =
new TorRendezvousCryptoImpl(crypto);
AndroidTorPlugin plugin = new AndroidTorPlugin(ioExecutor,
wakefulIoExecutor, app, networkManager, locationUtils,
torSocketFactory, clock, resourceProvider,
circumventionProvider, batteryManager, wakeLockManager,
backoff, torRendezvousCrypto, callback, architecture,
MAX_LATENCY, MAX_IDLE_TIME, torDirectory, torSocksPort,
torControlPort);
eventBus.addListener(plugin);
return plugin;
}
}

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package org.briarproject.bramble.plugin.tor;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
class TorNetworkMetadata {
// See https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2
// and https://trac.torproject.org/projects/tor/wiki/doc/OONI/censorshipwiki
// TODO: get a more complete list
private static final Set<String> BLOCKED_IN_COUNTRIES =
new HashSet<>(Arrays.asList("CN", "IR", "SY", "ZZ"));
static boolean isTorProbablyBlocked(String countryCode) {
return BLOCKED_IN_COUNTRIES.contains(countryCode);
}
}

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@@ -0,0 +1,756 @@
package org.briarproject.bramble.plugin.tor;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.Resources;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.FileObserver;
import android.os.PowerManager;
import net.freehaven.tor.control.EventHandler;
import net.freehaven.tor.control.TorControlConnection;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.data.BdfList;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.event.EventListener;
import org.briarproject.bramble.api.keyagreement.KeyAgreementListener;
import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.PluginException;
import org.briarproject.bramble.api.plugin.TorConstants;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginCallback;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
import org.briarproject.bramble.api.properties.TransportProperties;
import org.briarproject.bramble.api.reporting.DevReporter;
import org.briarproject.bramble.api.settings.Settings;
import org.briarproject.bramble.api.settings.event.SettingsUpdatedEvent;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.util.AndroidUtils;
import org.briarproject.bramble.util.IoUtils;
import org.briarproject.bramble.util.StringUtils;
import java.io.Closeable;
import java.io.EOFException;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Scanner;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executor;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Logger;
import java.util.regex.Pattern;
import java.util.zip.ZipInputStream;
import javax.annotation.Nullable;
import javax.net.SocketFactory;
import static android.content.Context.CONNECTIVITY_SERVICE;
import static android.content.Context.MODE_PRIVATE;
import static android.content.Context.POWER_SERVICE;
import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
import static android.net.ConnectivityManager.TYPE_WIFI;
import static android.os.PowerManager.PARTIAL_WAKE_LOCK;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
import static net.freehaven.tor.control.TorControlCommands.HS_ADDRESS;
import static net.freehaven.tor.control.TorControlCommands.HS_PRIVKEY;
import static org.briarproject.bramble.api.plugin.TorConstants.CONTROL_PORT;
import static org.briarproject.bramble.api.plugin.TorConstants.ID;
import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK;
import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK_ALWAYS;
import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK_NEVER;
import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK_WIFI;
import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_PORT;
import static org.briarproject.bramble.api.plugin.TorConstants.PROP_ONION;
import static org.briarproject.bramble.util.PrivacyUtils.scrubOnion;
@MethodsNotNullByDefault
@ParametersNotNullByDefault
class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
private static final String[] EVENTS = {
"CIRC", "ORCONN", "HS_DESC", "NOTICE", "WARN", "ERR"
};
private static final String OWNER = "__OwningControllerProcess";
private static final int COOKIE_TIMEOUT = 3000; // Milliseconds
private static final Pattern ONION = Pattern.compile("[a-z2-7]{16}");
private static final Logger LOG =
Logger.getLogger(TorPlugin.class.getName());
private final Executor ioExecutor;
private final Context appContext;
private final LocationUtils locationUtils;
private final DevReporter reporter;
private final SocketFactory torSocketFactory;
private final Backoff backoff;
private final DuplexPluginCallback callback;
private final String architecture;
private final int maxLatency, maxIdleTime, socketTimeout;
private final ConnectionStatus connectionStatus;
private final File torDirectory, torFile, geoIpFile, configFile;
private final File doneFile, cookieFile;
private final PowerManager.WakeLock wakeLock;
private final AtomicBoolean used = new AtomicBoolean(false);
private volatile boolean running = false;
private volatile ServerSocket socket = null;
private volatile Socket controlSocket = null;
private volatile TorControlConnection controlConnection = null;
private volatile BroadcastReceiver networkStateReceiver = null;
TorPlugin(Executor ioExecutor, Context appContext,
LocationUtils locationUtils, DevReporter reporter,
SocketFactory torSocketFactory, Backoff backoff,
DuplexPluginCallback callback, String architecture, int maxLatency,
int maxIdleTime) {
this.ioExecutor = ioExecutor;
this.appContext = appContext;
this.locationUtils = locationUtils;
this.reporter = reporter;
this.torSocketFactory = torSocketFactory;
this.backoff = backoff;
this.callback = callback;
this.architecture = architecture;
this.maxLatency = maxLatency;
this.maxIdleTime = maxIdleTime;
if (maxIdleTime > Integer.MAX_VALUE / 2)
socketTimeout = Integer.MAX_VALUE;
else socketTimeout = maxIdleTime * 2;
connectionStatus = new ConnectionStatus();
torDirectory = appContext.getDir("tor", MODE_PRIVATE);
torFile = new File(torDirectory, "tor");
geoIpFile = new File(torDirectory, "geoip");
configFile = new File(torDirectory, "torrc");
doneFile = new File(torDirectory, "done");
cookieFile = new File(torDirectory, ".tor/control_auth_cookie");
Object o = appContext.getSystemService(POWER_SERVICE);
PowerManager pm = (PowerManager) o;
// This tag will prevent Huawei's powermanager from killing us.
wakeLock = pm.newWakeLock(PARTIAL_WAKE_LOCK, "LocationManagerService");
wakeLock.setReferenceCounted(false);
}
@Override
public TransportId getId() {
return TorConstants.ID;
}
@Override
public int getMaxLatency() {
return maxLatency;
}
@Override
public int getMaxIdleTime() {
return maxIdleTime;
}
@Override
public void start() throws PluginException {
if (used.getAndSet(true)) throw new IllegalStateException();
// Install or update the assets if necessary
if (!assetsAreUpToDate()) installAssets();
LOG.info("Starting Tor");
// Watch for the auth cookie file being updated
try {
cookieFile.getParentFile().mkdirs();
cookieFile.createNewFile();
} catch (IOException e) {
throw new PluginException(e);
}
CountDownLatch latch = new CountDownLatch(1);
FileObserver obs = new WriteObserver(cookieFile, latch);
obs.startWatching();
// Start a new Tor process
String torPath = torFile.getAbsolutePath();
String configPath = configFile.getAbsolutePath();
String pid = String.valueOf(android.os.Process.myPid());
Process torProcess;
ProcessBuilder pb =
new ProcessBuilder(torPath, "-f", configPath, OWNER, pid);
Map<String, String> env = pb.environment();
env.put("HOME", torDirectory.getAbsolutePath());
pb.directory(torDirectory);
try {
torProcess = pb.start();
} catch (SecurityException | IOException e) {
throw new PluginException(e);
}
// Log the process's standard output until it detaches
if (LOG.isLoggable(INFO)) {
Scanner stdout = new Scanner(torProcess.getInputStream());
Scanner stderr = new Scanner(torProcess.getErrorStream());
while (stdout.hasNextLine() || stderr.hasNextLine()){
if(stdout.hasNextLine()) {
LOG.info(stdout.nextLine());
}
if(stderr.hasNextLine()){
LOG.info(stderr.nextLine());
}
}
stdout.close();
stderr.close();
}
try {
// Wait for the process to detach or exit
int exit = torProcess.waitFor();
if (exit != 0) {
if (LOG.isLoggable(WARNING))
LOG.warning("Tor exited with value " + exit);
throw new PluginException();
}
// Wait for the auth cookie file to be created/updated
if (!latch.await(COOKIE_TIMEOUT, MILLISECONDS)) {
LOG.warning("Auth cookie not created");
if (LOG.isLoggable(INFO)) listFiles(torDirectory);
throw new PluginException();
}
} catch (InterruptedException e) {
LOG.warning("Interrupted while starting Tor");
Thread.currentThread().interrupt();
throw new PluginException();
}
try {
// Open a control connection and authenticate using the cookie file
controlSocket = new Socket("127.0.0.1", CONTROL_PORT);
controlConnection = new TorControlConnection(controlSocket);
controlConnection.authenticate(read(cookieFile));
// Tell Tor to exit when the control connection is closed
controlConnection.takeOwnership();
controlConnection.resetConf(Collections.singletonList(OWNER));
running = true;
// Register to receive events from the Tor process
controlConnection.setEventHandler(this);
controlConnection.setEvents(Arrays.asList(EVENTS));
// Check whether Tor has already bootstrapped
String phase = controlConnection.getInfo("status/bootstrap-phase");
if (phase != null && phase.contains("PROGRESS=100")) {
LOG.info("Tor has already bootstrapped");
connectionStatus.setBootstrapped();
}
} catch (IOException e) {
throw new PluginException(e);
}
// Register to receive network status events
networkStateReceiver = new NetworkStateReceiver();
IntentFilter filter = new IntentFilter(CONNECTIVITY_ACTION);
appContext.registerReceiver(networkStateReceiver, filter);
// Bind a server socket to receive incoming hidden service connections
bind();
}
private boolean assetsAreUpToDate() {
try {
PackageManager pm = appContext.getPackageManager();
PackageInfo pi = pm.getPackageInfo(appContext.getPackageName(), 0);
return doneFile.lastModified() > pi.lastUpdateTime;
} catch (NameNotFoundException e) {
throw new RuntimeException(e);
}
}
private void installAssets() throws PluginException {
InputStream in = null;
OutputStream out = null;
try {
doneFile.delete();
// Unzip the Tor binary to the filesystem
in = getTorInputStream();
out = new FileOutputStream(torFile);
IoUtils.copyAndClose(in, out);
// Make the Tor binary executable
if (!torFile.setExecutable(true, true)) throw new IOException();
// Unzip the GeoIP database to the filesystem
in = getGeoIpInputStream();
out = new FileOutputStream(geoIpFile);
IoUtils.copyAndClose(in, out);
// Copy the config file to the filesystem
in = getConfigInputStream();
out = new FileOutputStream(configFile);
IoUtils.copyAndClose(in, out);
doneFile.createNewFile();
} catch (IOException e) {
tryToClose(in);
tryToClose(out);
throw new PluginException(e);
}
}
private InputStream getTorInputStream() throws IOException {
if (LOG.isLoggable(INFO))
LOG.info("Installing Tor binary for " + architecture);
int resId = getResourceId("tor_" + architecture);
InputStream in = appContext.getResources().openRawResource(resId);
ZipInputStream zin = new ZipInputStream(in);
if (zin.getNextEntry() == null) throw new IOException();
return zin;
}
private InputStream getGeoIpInputStream() throws IOException {
int resId = getResourceId("geoip");
InputStream in = appContext.getResources().openRawResource(resId);
ZipInputStream zin = new ZipInputStream(in);
if (zin.getNextEntry() == null) throw new IOException();
return zin;
}
private InputStream getConfigInputStream() throws IOException {
int resId = getResourceId("torrc");
return appContext.getResources().openRawResource(resId);
}
private int getResourceId(String filename) {
Resources res = appContext.getResources();
return res.getIdentifier(filename, "raw", appContext.getPackageName());
}
private void tryToClose(@Nullable Closeable c) {
try {
if (c != null) c.close();
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
}
}
private void tryToClose(@Nullable Socket s) {
try {
if (s != null) s.close();
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
}
}
private void listFiles(File f) {
if (f.isDirectory()) {
File[] children = f.listFiles();
if (children != null) for (File child : children) listFiles(child);
} else {
LOG.info(f.getAbsolutePath());
}
}
private byte[] read(File f) throws IOException {
byte[] b = new byte[(int) f.length()];
FileInputStream in = new FileInputStream(f);
try {
int offset = 0;
while (offset < b.length) {
int read = in.read(b, offset, b.length - offset);
if (read == -1) throw new EOFException();
offset += read;
}
return b;
} finally {
tryToClose(in);
}
}
private void sendDevReports() {
ioExecutor.execute(() -> {
// TODO: Trigger this with a TransportEnabledEvent
File reportDir = AndroidUtils.getReportDir(appContext);
reporter.sendReports(reportDir);
});
}
private void bind() {
ioExecutor.execute(() -> {
// If there's already a port number stored in config, reuse it
String portString = callback.getSettings().get(PREF_TOR_PORT);
int port;
if (StringUtils.isNullOrEmpty(portString)) port = 0;
else port = Integer.parseInt(portString);
// Bind a server socket to receive connections from Tor
ServerSocket ss = null;
try {
ss = new ServerSocket();
ss.bind(new InetSocketAddress("127.0.0.1", port));
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
tryToClose(ss);
return;
}
if (!running) {
tryToClose(ss);
return;
}
socket = ss;
// Store the port number
String localPort = String.valueOf(ss.getLocalPort());
Settings s = new Settings();
s.put(PREF_TOR_PORT, localPort);
callback.mergeSettings(s);
// Create a hidden service if necessary
ioExecutor.execute(() -> publishHiddenService(localPort));
backoff.reset();
// Accept incoming hidden service connections from Tor
acceptContactConnections(ss);
});
}
private void tryToClose(@Nullable ServerSocket ss) {
try {
if (ss != null) ss.close();
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
} finally {
callback.transportDisabled();
}
}
private void publishHiddenService(String port) {
if (!running) return;
LOG.info("Creating hidden service");
String privKey = callback.getSettings().get(HS_PRIVKEY);
Map<Integer, String> portLines =
Collections.singletonMap(80, "127.0.0.1:" + port);
Map<String, String> response;
try {
// Use the control connection to set up the hidden service
if (privKey == null)
response = controlConnection.addOnion(portLines);
else response = controlConnection.addOnion(privKey, portLines);
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
return;
}
if (!response.containsKey(HS_ADDRESS)) {
LOG.warning("Tor did not return a hidden service address");
return;
}
if (privKey == null && !response.containsKey(HS_PRIVKEY)) {
LOG.warning("Tor did not return a private key");
return;
}
// Publish the hidden service's onion hostname in transport properties
String hostname = response.get(HS_ADDRESS);
if (LOG.isLoggable(INFO))
LOG.info("Hidden service " + scrubOnion(hostname));
TransportProperties p = new TransportProperties();
p.put(PROP_ONION, hostname);
callback.mergeLocalProperties(p);
if (privKey == null) {
// Save the hidden service's private key for next time
Settings s = new Settings();
s.put(HS_PRIVKEY, response.get(HS_PRIVKEY));
callback.mergeSettings(s);
}
}
private void acceptContactConnections(ServerSocket ss) {
while (running) {
Socket s;
try {
s = ss.accept();
s.setSoTimeout(socketTimeout);
} catch (IOException e) {
// This is expected when the socket is closed
if (LOG.isLoggable(INFO)) LOG.info(e.toString());
return;
}
LOG.info("Connection received");
backoff.reset();
TorTransportConnection conn = new TorTransportConnection(this, s);
callback.incomingConnectionCreated(conn);
}
}
private void enableNetwork(boolean enable) throws IOException {
if (!running) return;
if (enable) wakeLock.acquire();
connectionStatus.enableNetwork(enable);
controlConnection.setConf("DisableNetwork", enable ? "0" : "1");
if (!enable) {
callback.transportDisabled();
wakeLock.release();
}
}
@Override
public void stop() throws PluginException {
running = false;
tryToClose(socket);
if (networkStateReceiver != null)
appContext.unregisterReceiver(networkStateReceiver);
if (controlSocket != null && controlConnection != null) {
try {
LOG.info("Stopping Tor");
controlConnection.setConf("DisableNetwork", "1");
controlConnection.shutdownTor("TERM");
controlSocket.close();
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
}
}
wakeLock.release();
}
@Override
public boolean isRunning() {
return running && connectionStatus.isConnected();
}
@Override
public boolean shouldPoll() {
return true;
}
@Override
public int getPollingInterval() {
return backoff.getPollingInterval();
}
@Override
public void poll(Collection<ContactId> connected) {
if (!isRunning()) return;
backoff.increment();
Map<ContactId, TransportProperties> remote =
callback.getRemoteProperties();
for (Entry<ContactId, TransportProperties> e : remote.entrySet()) {
ContactId c = e.getKey();
if (!connected.contains(c)) connectAndCallBack(c, e.getValue());
}
}
private void connectAndCallBack(ContactId c, TransportProperties p) {
ioExecutor.execute(() -> {
if (!isRunning()) return;
DuplexTransportConnection d = createConnection(p);
if (d != null) {
backoff.reset();
callback.outgoingConnectionCreated(c, d);
}
});
}
@Override
public DuplexTransportConnection createConnection(ContactId c) {
if (!isRunning()) return null;
return createConnection(callback.getRemoteProperties(c));
}
@Nullable
private DuplexTransportConnection createConnection(TransportProperties p) {
String onion = p.get(PROP_ONION);
if (StringUtils.isNullOrEmpty(onion)) return null;
if (!ONION.matcher(onion).matches()) {
// not scrubbing this address, so we are able to find the problem
if (LOG.isLoggable(INFO)) LOG.info("Invalid hostname: " + onion);
return null;
}
Socket s = null;
try {
if (LOG.isLoggable(INFO))
LOG.info("Connecting to " + scrubOnion(onion));
controlConnection.forgetHiddenService(onion);
s = torSocketFactory.createSocket(onion + ".onion", 80);
s.setSoTimeout(socketTimeout);
if (LOG.isLoggable(INFO))
LOG.info("Connected to " + scrubOnion(onion));
return new TorTransportConnection(this, s);
} catch (IOException e) {
if (LOG.isLoggable(INFO)) {
LOG.info("Could not connect to " + scrubOnion(onion) + ": " +
e.toString());
}
tryToClose(s);
return null;
}
}
@Override
public boolean supportsKeyAgreement() {
return false;
}
@Override
public KeyAgreementListener createKeyAgreementListener(byte[] commitment) {
throw new UnsupportedOperationException();
}
@Override
public DuplexTransportConnection createKeyAgreementConnection(
byte[] commitment, BdfList descriptor, long timeout) {
throw new UnsupportedOperationException();
}
@Override
public void circuitStatus(String status, String id, String path) {
if (status.equals("BUILT") &&
connectionStatus.getAndSetCircuitBuilt()) {
LOG.info("First circuit built");
backoff.reset();
if (isRunning()) {
sendDevReports();
callback.transportEnabled();
}
}
}
@Override
public void streamStatus(String status, String id, String target) {
}
@Override
public void orConnStatus(String status, String orName) {
if (LOG.isLoggable(INFO)) LOG.info("OR connection " + status);
}
@Override
public void bandwidthUsed(long read, long written) {
}
@Override
public void newDescriptors(List<String> orList) {
}
@Override
public void message(String severity, String msg) {
if (LOG.isLoggable(INFO)) LOG.info(severity + " " + msg);
if (severity.equals("NOTICE") && msg.startsWith("Bootstrapped 100%")) {
connectionStatus.setBootstrapped();
backoff.reset();
if (isRunning()) {
sendDevReports();
callback.transportEnabled();
}
}
}
@Override
public void unrecognized(String type, String msg) {
if (type.equals("HS_DESC") && msg.startsWith("UPLOADED"))
LOG.info("Descriptor uploaded");
}
private static class WriteObserver extends FileObserver {
private final CountDownLatch latch;
private WriteObserver(File file, CountDownLatch latch) {
super(file.getAbsolutePath(), CLOSE_WRITE);
this.latch = latch;
}
@Override
public void onEvent(int event, String path) {
stopWatching();
latch.countDown();
}
}
@Override
public void eventOccurred(Event e) {
if (e instanceof SettingsUpdatedEvent) {
SettingsUpdatedEvent s = (SettingsUpdatedEvent) e;
if (s.getNamespace().equals(ID.getString())) {
LOG.info("Tor settings updated");
updateConnectionStatus();
}
}
}
private void updateConnectionStatus() {
ioExecutor.execute(() -> {
if (!running) return;
Object o = appContext.getSystemService(CONNECTIVITY_SERVICE);
ConnectivityManager cm = (ConnectivityManager) o;
NetworkInfo net = cm.getActiveNetworkInfo();
boolean online = net != null && net.isConnected();
boolean wifi = online && net.getType() == TYPE_WIFI;
String country = locationUtils.getCurrentCountry();
boolean blocked = TorNetworkMetadata.isTorProbablyBlocked(
country);
Settings s = callback.getSettings();
int network = s.getInt(PREF_TOR_NETWORK, PREF_TOR_NETWORK_ALWAYS);
if (LOG.isLoggable(INFO)) {
LOG.info("Online: " + online + ", wifi: " + wifi);
if ("".equals(country)) LOG.info("Country code unknown");
else LOG.info("Country code: " + country);
}
try {
if (!online) {
LOG.info("Disabling network, device is offline");
enableNetwork(false);
} else if (blocked) {
LOG.info("Disabling network, country is blocked");
enableNetwork(false);
} else if (network == PREF_TOR_NETWORK_NEVER
|| (network == PREF_TOR_NETWORK_WIFI && !wifi)) {
LOG.info("Disabling network due to data setting");
enableNetwork(false);
} else {
LOG.info("Enabling network");
enableNetwork(true);
}
} catch (IOException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
}
});
}
private class NetworkStateReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context ctx, Intent i) {
if (!running) return;
if (CONNECTIVITY_ACTION.equals(i.getAction())) {
LOG.info("Detected connectivity change");
updateConnectionStatus();
}
}
}
private static class ConnectionStatus {
// All of the following are locking: this
private boolean networkEnabled = false;
private boolean bootstrapped = false, circuitBuilt = false;
private synchronized void setBootstrapped() {
bootstrapped = true;
}
private synchronized boolean getAndSetCircuitBuilt() {
boolean firstCircuit = !circuitBuilt;
circuitBuilt = true;
return firstCircuit;
}
private synchronized void enableNetwork(boolean enable) {
networkEnabled = enable;
circuitBuilt = false;
}
private synchronized boolean isConnected() {
return networkEnabled && bootstrapped && circuitBuilt;
}
}
}

View File

@@ -0,0 +1,98 @@
package org.briarproject.bramble.plugin.tor;
import android.content.Context;
import android.os.Build;
import org.briarproject.bramble.api.event.EventBus;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Backoff;
import org.briarproject.bramble.api.plugin.BackoffFactory;
import org.briarproject.bramble.api.plugin.TorConstants;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginCallback;
import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
import org.briarproject.bramble.api.reporting.DevReporter;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.util.AndroidUtils;
import java.util.concurrent.Executor;
import java.util.logging.Logger;
import javax.annotation.concurrent.Immutable;
import javax.net.SocketFactory;
@Immutable
@NotNullByDefault
public class TorPluginFactory implements DuplexPluginFactory {
private static final Logger LOG =
Logger.getLogger(TorPluginFactory.class.getName());
private static final int MAX_LATENCY = 30 * 1000; // 30 seconds
private static final int MAX_IDLE_TIME = 30 * 1000; // 30 seconds
private static final int MIN_POLLING_INTERVAL = 60 * 1000; // 1 minute
private static final int MAX_POLLING_INTERVAL = 10 * 60 * 1000; // 10 mins
private static final double BACKOFF_BASE = 1.2;
private final Executor ioExecutor;
private final Context appContext;
private final LocationUtils locationUtils;
private final DevReporter reporter;
private final EventBus eventBus;
private final SocketFactory torSocketFactory;
private final BackoffFactory backoffFactory;
public TorPluginFactory(Executor ioExecutor, Context appContext,
LocationUtils locationUtils, DevReporter reporter,
EventBus eventBus, SocketFactory torSocketFactory,
BackoffFactory backoffFactory) {
this.ioExecutor = ioExecutor;
this.appContext = appContext;
this.locationUtils = locationUtils;
this.reporter = reporter;
this.eventBus = eventBus;
this.torSocketFactory = torSocketFactory;
this.backoffFactory = backoffFactory;
}
@Override
public TransportId getId() {
return TorConstants.ID;
}
@Override
public int getMaxLatency() {
return MAX_LATENCY;
}
@Override
public DuplexPlugin createPlugin(DuplexPluginCallback callback) {
// Check that we have a Tor binary for this architecture
String architecture = null;
for (String abi : AndroidUtils.getSupportedArchitectures()) {
if (abi.startsWith("x86")) {
architecture = "x86";
break;
} else if (abi.startsWith("armeabi")) {
architecture = "arm";
break;
}
}
if (architecture == null) {
LOG.info("Tor is not supported on this architecture");
return null;
}
// Use position-independent executable for SDK >= 16
if (Build.VERSION.SDK_INT >= 16) architecture += "_pie";
Backoff backoff = backoffFactory.createBackoff(MIN_POLLING_INTERVAL,
MAX_POLLING_INTERVAL, BACKOFF_BASE);
TorPlugin plugin = new TorPlugin(ioExecutor, appContext, locationUtils,
reporter, torSocketFactory, backoff, callback, architecture,
MAX_LATENCY, MAX_IDLE_TIME);
eventBus.addListener(plugin);
return plugin;
}
}

View File

@@ -1,18 +0,0 @@
package org.briarproject.bramble.system;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
interface AlarmConstants {
/**
* Request code for the broadcast intent attached to the periodic alarm.
*/
int REQUEST_ALARM = 1;
/**
* Key for storing the process ID in the extras of the periodic alarm's
* intent. This allows us to ignore alarms scheduled by dead processes.
*/
String EXTRA_PID = "org.briarproject.bramble.EXTRA_PID";
}

View File

@@ -1,17 +0,0 @@
package org.briarproject.bramble.system;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import org.briarproject.bramble.BrambleApplication;
public class AlarmReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context ctx, Intent intent) {
BrambleApplication app =
(BrambleApplication) ctx.getApplicationContext();
app.getBrambleAppComponent().alarmListener().onAlarm(intent);
}
}

View File

@@ -61,12 +61,12 @@ class AndroidLocationUtils implements LocationUtils {
private String getCountryFromPhoneNetwork() {
Object o = appContext.getSystemService(TELEPHONY_SERVICE);
TelephonyManager tm = (TelephonyManager) o;
return tm == null ? "" : tm.getNetworkCountryIso();
return tm.getNetworkCountryIso();
}
private String getCountryFromSimCard() {
Object o = appContext.getSystemService(TELEPHONY_SERVICE);
TelephonyManager tm = (TelephonyManager) o;
return tm == null ? "" : tm.getSimCountryIso();
return tm.getSimCountryIso();
}
}

View File

@@ -1,32 +0,0 @@
package org.briarproject.bramble.system;
import android.app.Application;
import android.content.Context;
import android.content.res.Resources;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.system.ResourceProvider;
import java.io.InputStream;
import javax.inject.Inject;
@NotNullByDefault
class AndroidResourceProvider implements ResourceProvider {
private final Context appContext;
@Inject
AndroidResourceProvider(Application app) {
this.appContext = app.getApplicationContext();
}
@Override
public InputStream getResourceInputStream(String name, String extension) {
Resources res = appContext.getResources();
// extension is ignored on Android, resources are retrieved without it
int resId =
res.getIdentifier(name, "raw", appContext.getPackageName());
return res.openRawResource(resId);
}
}

View File

@@ -1,30 +1,31 @@
package org.briarproject.bramble.system;
import android.annotation.SuppressLint;
import android.app.Application;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.content.ContentResolver;
import android.content.Context;
import android.net.wifi.WifiConfiguration;
import android.net.wifi.WifiManager;
import android.os.Build;
import android.os.Parcel;
import android.os.StrictMode;
import android.provider.Settings;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.List;
import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import static android.os.Build.VERSION.SDK_INT;
import static android.content.Context.WIFI_SERVICE;
import static android.provider.Settings.Secure.ANDROID_ID;
@Immutable
@NotNullByDefault
class AndroidSecureRandomProvider extends UnixSecureRandomProvider {
class AndroidSecureRandomProvider extends LinuxSecureRandomProvider {
private static final int SEED_LENGTH = 32;
@@ -35,7 +36,6 @@ class AndroidSecureRandomProvider extends UnixSecureRandomProvider {
appContext = app.getApplicationContext();
}
@SuppressLint("HardwareIds")
@Override
protected void writeToEntropyPool(DataOutputStream out) throws IOException {
super.writeToEntropyPool(out);
@@ -48,6 +48,13 @@ class AndroidSecureRandomProvider extends UnixSecureRandomProvider {
String id = Settings.Secure.getString(contentResolver, ANDROID_ID);
if (id != null) out.writeUTF(id);
Parcel parcel = Parcel.obtain();
WifiManager wm =
(WifiManager) appContext.getSystemService(WIFI_SERVICE);
List<WifiConfiguration> configs = wm.getConfiguredNetworks();
if (configs != null) {
for (WifiConfiguration config : configs)
parcel.writeParcelable(config, 0);
}
BluetoothAdapter bt = BluetoothAdapter.getDefaultAdapter();
if (bt != null) {
for (BluetoothDevice device : bt.getBondedDevices())
@@ -59,22 +66,20 @@ class AndroidSecureRandomProvider extends UnixSecureRandomProvider {
@Override
protected void writeSeed() {
// Silence strict mode
StrictMode.ThreadPolicy tp = StrictMode.allowThreadDiskWrites();
super.writeSeed();
if (SDK_INT <= 18) applyOpenSslFix();
StrictMode.setThreadPolicy(tp);
if (Build.VERSION.SDK_INT >= 16 && Build.VERSION.SDK_INT <= 18)
applyOpenSslFix();
}
// Based on https://android-developers.googleblog.com/2013/08/some-securerandom-thoughts.html
private void applyOpenSslFix() {
byte[] seed = new UnixSecureRandomSpi().engineGenerateSeed(
byte[] seed = new LinuxSecureRandomSpi().engineGenerateSeed(
SEED_LENGTH);
try {
// Seed the OpenSSL PRNG
Class.forName("org.apache.harmony.xnet.provider.jsse.NativeCrypto")
.getMethod("RAND_seed", byte[].class)
.invoke(null, (Object) seed);
.invoke(null, seed);
// Mix the output of the Linux PRNG into the OpenSSL PRNG
int bytesRead = (Integer) Class.forName(
"org.apache.harmony.xnet.provider.jsse.NativeCrypto")

View File

@@ -1,17 +1,10 @@
package org.briarproject.bramble.system;
import org.briarproject.bramble.api.event.EventExecutor;
import org.briarproject.bramble.api.lifecycle.LifecycleManager;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.api.system.ResourceProvider;
import org.briarproject.bramble.api.system.SecureRandomProvider;
import android.app.Application;
import java.util.concurrent.Executor;
import java.util.concurrent.RejectedExecutionHandler;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.api.system.SecureRandomProvider;
import javax.inject.Singleton;
@@ -21,59 +14,20 @@ import dagger.Provides;
@Module
public class AndroidSystemModule {
private final ScheduledExecutorService scheduledExecutorService;
@Provides
@Singleton
SecureRandomProvider provideSecureRandomProvider(Application app) {
return new AndroidSecureRandomProvider(app);
}
public AndroidSystemModule() {
// Discard tasks that are submitted during shutdown
RejectedExecutionHandler policy =
new ScheduledThreadPoolExecutor.DiscardPolicy();
scheduledExecutorService = new ScheduledThreadPoolExecutor(1, policy);
@Provides
LocationUtils provideLocationUtils(Application app) {
return new AndroidLocationUtils(app);
}
@Provides
@Singleton
ScheduledExecutorService provideScheduledExecutorService(
LifecycleManager lifecycleManager) {
lifecycleManager.registerForShutdown(scheduledExecutorService);
return scheduledExecutorService;
}
@Provides
@Singleton
SecureRandomProvider provideSecureRandomProvider(
AndroidSecureRandomProvider provider) {
return provider;
}
@Provides
LocationUtils provideLocationUtils(AndroidLocationUtils locationUtils) {
return locationUtils;
}
@Provides
@Singleton
AndroidExecutor provideAndroidExecutor(
AndroidExecutorImpl androidExecutor) {
return androidExecutor;
}
@Provides
@Singleton
@EventExecutor
Executor provideEventExecutor(AndroidExecutor androidExecutor) {
return androidExecutor::runOnUiThread;
}
@Provides
@Singleton
ResourceProvider provideResourceProvider(AndroidResourceProvider provider) {
return provider;
}
@Provides
@Singleton
AndroidWakeLockManager provideWakeLockManager(
AndroidWakeLockManagerImpl wakeLockManager) {
return wakeLockManager;
AndroidExecutor provideAndroidExecutor(Application app) {
return new AndroidExecutorImpl(app);
}
}

View File

@@ -1,242 +0,0 @@
package org.briarproject.bramble.system;
import android.annotation.TargetApi;
import android.app.AlarmManager;
import android.app.Application;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Process;
import android.os.SystemClock;
import org.briarproject.bramble.api.lifecycle.Service;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.system.AlarmListener;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import org.briarproject.bramble.api.system.TaskScheduler;
import org.briarproject.bramble.api.system.Wakeful;
import java.util.ArrayList;
import java.util.List;
import java.util.PriorityQueue;
import java.util.Queue;
import java.util.concurrent.Executor;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Logger;
import javax.annotation.concurrent.GuardedBy;
import javax.annotation.concurrent.ThreadSafe;
import static android.app.AlarmManager.ELAPSED_REALTIME_WAKEUP;
import static android.app.AlarmManager.INTERVAL_FIFTEEN_MINUTES;
import static android.app.PendingIntent.FLAG_CANCEL_CURRENT;
import static android.content.Context.ALARM_SERVICE;
import static android.os.Build.VERSION.SDK_INT;
import static java.util.Objects.requireNonNull;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.logging.Level.INFO;
import static java.util.logging.Logger.getLogger;
import static org.briarproject.bramble.system.AlarmConstants.EXTRA_PID;
import static org.briarproject.bramble.system.AlarmConstants.REQUEST_ALARM;
@ThreadSafe
@NotNullByDefault
class AndroidTaskScheduler implements TaskScheduler, Service, AlarmListener {
private static final Logger LOG =
getLogger(AndroidTaskScheduler.class.getName());
private static final long ALARM_MS = INTERVAL_FIFTEEN_MINUTES;
private final Application app;
private final AndroidWakeLockManager wakeLockManager;
private final ScheduledExecutorService scheduledExecutorService;
private final AlarmManager alarmManager;
private final Object lock = new Object();
@GuardedBy("lock")
private final Queue<ScheduledTask> tasks = new PriorityQueue<>();
AndroidTaskScheduler(Application app,
AndroidWakeLockManager wakeLockManager,
ScheduledExecutorService scheduledExecutorService) {
this.app = app;
this.wakeLockManager = wakeLockManager;
this.scheduledExecutorService = scheduledExecutorService;
alarmManager = (AlarmManager)
requireNonNull(app.getSystemService(ALARM_SERVICE));
}
@Override
public void startService() {
scheduleAlarm();
}
@Override
public void stopService() {
cancelAlarm();
}
@Override
public Cancellable schedule(Runnable task, Executor executor, long delay,
TimeUnit unit) {
AtomicBoolean cancelled = new AtomicBoolean(false);
return schedule(task, executor, delay, unit, cancelled);
}
@Override
public Cancellable scheduleWithFixedDelay(Runnable task, Executor executor,
long delay, long interval, TimeUnit unit) {
AtomicBoolean cancelled = new AtomicBoolean(false);
return scheduleWithFixedDelay(task, executor, delay, interval, unit,
cancelled);
}
@Override
public void onAlarm(Intent intent) {
wakeLockManager.runWakefully(() -> {
int extraPid = intent.getIntExtra(EXTRA_PID, -1);
int currentPid = Process.myPid();
if (extraPid == currentPid) {
LOG.info("Alarm");
rescheduleAlarm();
runDueTasks();
} else if (LOG.isLoggable(INFO)) {
LOG.info("Ignoring alarm with PID " + extraPid
+ ", current PID is " + currentPid);
}
}, "TaskAlarm");
}
private Cancellable schedule(Runnable task, Executor executor, long delay,
TimeUnit unit, AtomicBoolean cancelled) {
long now = SystemClock.elapsedRealtime();
long dueMillis = now + MILLISECONDS.convert(delay, unit);
Runnable wakeful = () ->
wakeLockManager.executeWakefully(task, executor, "TaskHandoff");
Future<?> check = scheduleCheckForDueTasks(delay, unit);
ScheduledTask s = new ScheduledTask(wakeful, dueMillis, check,
cancelled);
synchronized (lock) {
tasks.add(s);
}
return s;
}
private Cancellable scheduleWithFixedDelay(Runnable task, Executor executor,
long delay, long interval, TimeUnit unit, AtomicBoolean cancelled) {
// All executions of this periodic task share a cancelled flag
Runnable wrapped = () -> {
task.run();
scheduleWithFixedDelay(task, executor, interval, interval, unit,
cancelled);
};
return schedule(wrapped, executor, delay, unit, cancelled);
}
private Future<?> scheduleCheckForDueTasks(long delay, TimeUnit unit) {
Runnable wakeful = () -> wakeLockManager.runWakefully(
this::runDueTasks, "TaskScheduler");
return scheduledExecutorService.schedule(wakeful, delay, unit);
}
@Wakeful
private void runDueTasks() {
long now = SystemClock.elapsedRealtime();
List<ScheduledTask> due = new ArrayList<>();
synchronized (lock) {
while (true) {
ScheduledTask s = tasks.peek();
if (s == null || s.dueMillis > now) break;
due.add(tasks.remove());
}
}
if (LOG.isLoggable(INFO)) {
LOG.info("Running " + due.size() + " due tasks");
}
for (ScheduledTask s : due) {
if (LOG.isLoggable(INFO)) {
LOG.info("Task is " + (now - s.dueMillis) + " ms overdue");
}
s.run();
}
}
private void scheduleAlarm() {
if (SDK_INT >= 23) scheduleIdleAlarm();
else scheduleInexactRepeatingAlarm();
}
private void rescheduleAlarm() {
// If SDK_INT < 23 the alarm repeats automatically
if (SDK_INT >= 23) scheduleIdleAlarm();
}
private void cancelAlarm() {
alarmManager.cancel(getAlarmPendingIntent());
}
private void scheduleInexactRepeatingAlarm() {
alarmManager.setInexactRepeating(ELAPSED_REALTIME_WAKEUP,
SystemClock.elapsedRealtime() + ALARM_MS, ALARM_MS,
getAlarmPendingIntent());
}
@TargetApi(23)
private void scheduleIdleAlarm() {
alarmManager.setAndAllowWhileIdle(ELAPSED_REALTIME_WAKEUP,
SystemClock.elapsedRealtime() + ALARM_MS,
getAlarmPendingIntent());
}
private PendingIntent getAlarmPendingIntent() {
Intent i = new Intent(app, AlarmReceiver.class);
i.putExtra(EXTRA_PID, android.os.Process.myPid());
return PendingIntent.getBroadcast(app, REQUEST_ALARM, i,
FLAG_CANCEL_CURRENT);
}
private class ScheduledTask
implements Runnable, Cancellable, Comparable<ScheduledTask> {
private final Runnable task;
private final long dueMillis;
private final Future<?> check;
private final AtomicBoolean cancelled;
public ScheduledTask(Runnable task, long dueMillis,
Future<?> check, AtomicBoolean cancelled) {
this.task = task;
this.dueMillis = dueMillis;
this.check = check;
this.cancelled = cancelled;
}
@Override
public void run() {
if (!cancelled.get()) task.run();
}
@Override
public void cancel() {
// Cancel any future executions of this task
cancelled.set(true);
// Cancel the scheduled check for due tasks
check.cancel(false);
// Remove the task from the queue
synchronized (lock) {
tasks.remove(this);
}
}
@Override
public int compareTo(ScheduledTask s) {
//noinspection UseCompareMethod
if (dueMillis < s.dueMillis) return -1;
if (dueMillis > s.dueMillis) return 1;
return 0;
}
}
}

View File

@@ -1,49 +0,0 @@
package org.briarproject.bramble.system;
import android.app.Application;
import org.briarproject.bramble.api.lifecycle.LifecycleManager;
import org.briarproject.bramble.api.system.AlarmListener;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import org.briarproject.bramble.api.system.TaskScheduler;
import java.util.concurrent.ScheduledExecutorService;
import javax.inject.Inject;
import javax.inject.Singleton;
import dagger.Module;
import dagger.Provides;
@Module
public class AndroidTaskSchedulerModule {
public static class EagerSingletons {
@Inject
AndroidTaskScheduler scheduler;
}
@Provides
@Singleton
AndroidTaskScheduler provideAndroidTaskScheduler(
LifecycleManager lifecycleManager, Application app,
AndroidWakeLockManager wakeLockManager,
ScheduledExecutorService scheduledExecutorService) {
AndroidTaskScheduler scheduler = new AndroidTaskScheduler(app,
wakeLockManager, scheduledExecutorService);
lifecycleManager.registerService(scheduler);
return scheduler;
}
@Provides
@Singleton
AlarmListener provideAlarmListener(AndroidTaskScheduler scheduler) {
return scheduler;
}
@Provides
@Singleton
TaskScheduler provideTaskScheduler(AndroidTaskScheduler scheduler) {
return scheduler;
}
}

View File

@@ -1,74 +0,0 @@
package org.briarproject.bramble.system;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.system.AndroidWakeLock;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.logging.Logger;
import javax.annotation.concurrent.GuardedBy;
import javax.annotation.concurrent.ThreadSafe;
import static java.util.logging.Level.FINE;
import static java.util.logging.Logger.getLogger;
/**
* A wrapper around a {@link SharedWakeLock} that provides the more convenient
* semantics of {@link AndroidWakeLock} (i.e. calls to acquire() and release()
* don't need to be balanced).
*/
@ThreadSafe
@NotNullByDefault
class AndroidWakeLockImpl implements AndroidWakeLock {
private static final Logger LOG =
getLogger(AndroidWakeLockImpl.class.getName());
private static final AtomicInteger INSTANCE_ID = new AtomicInteger(0);
private final SharedWakeLock sharedWakeLock;
private final String tag;
private final Object lock = new Object();
@GuardedBy("lock")
private boolean held = false;
AndroidWakeLockImpl(SharedWakeLock sharedWakeLock, String tag) {
this.sharedWakeLock = sharedWakeLock;
this.tag = tag + "_" + INSTANCE_ID.getAndIncrement();
}
@Override
public void acquire() {
synchronized (lock) {
if (held) {
if (LOG.isLoggable(FINE)) {
LOG.fine(tag + " already acquired");
}
} else {
if (LOG.isLoggable(FINE)) {
LOG.fine(tag + " acquiring shared wake lock");
}
held = true;
sharedWakeLock.acquire();
}
}
}
@Override
public void release() {
synchronized (lock) {
if (held) {
if (LOG.isLoggable(FINE)) {
LOG.fine(tag + " releasing shared wake lock");
}
held = false;
sharedWakeLock.release();
} else {
if (LOG.isLoggable(FINE)) {
LOG.fine(tag + " already released");
}
}
}
}
}

View File

@@ -1,125 +0,0 @@
package org.briarproject.bramble.system;
import android.app.Application;
import android.content.Context;
import android.content.pm.PackageManager;
import android.os.PowerManager;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.system.AndroidWakeLock;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import java.util.concurrent.Executor;
import java.util.concurrent.ScheduledExecutorService;
import javax.inject.Inject;
import static android.content.Context.POWER_SERVICE;
import static android.os.PowerManager.PARTIAL_WAKE_LOCK;
import static java.util.concurrent.TimeUnit.MINUTES;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.briarproject.bramble.api.nullsafety.NullSafety.requireNonNull;
@NotNullByDefault
class AndroidWakeLockManagerImpl implements AndroidWakeLockManager {
/**
* How often to replace the wake lock.
*/
private static final long LOCK_DURATION_MS = MINUTES.toMillis(1);
/**
* Automatically release the lock this many milliseconds after it's due
* to have been replaced and released.
*/
private static final long SAFETY_MARGIN_MS = SECONDS.toMillis(30);
private final SharedWakeLock sharedWakeLock;
@Inject
AndroidWakeLockManagerImpl(Application app,
ScheduledExecutorService scheduledExecutorService) {
PowerManager powerManager = (PowerManager)
requireNonNull(app.getSystemService(POWER_SERVICE));
String tag = getWakeLockTag(app);
sharedWakeLock = new RenewableWakeLock(powerManager,
scheduledExecutorService, PARTIAL_WAKE_LOCK, tag,
LOCK_DURATION_MS, SAFETY_MARGIN_MS);
}
@Override
public AndroidWakeLock createWakeLock(String tag) {
return new AndroidWakeLockImpl(sharedWakeLock, tag);
}
@Override
public void runWakefully(Runnable r, String tag) {
AndroidWakeLock wakeLock = createWakeLock(tag);
wakeLock.acquire();
try {
r.run();
} finally {
wakeLock.release();
}
}
@Override
public void executeWakefully(Runnable r, Executor executor, String tag) {
AndroidWakeLock wakeLock = createWakeLock(tag);
wakeLock.acquire();
try {
executor.execute(() -> {
try {
r.run();
} finally {
// Release the wake lock if the task throws an exception
wakeLock.release();
}
});
} catch (Exception e) {
// Release the wake lock if the executor throws an exception when
// we submit the task (in which case the release() call above won't
// happen)
wakeLock.release();
throw e;
}
}
@Override
public void executeWakefully(Runnable r, String tag) {
AndroidWakeLock wakeLock = createWakeLock(tag);
wakeLock.acquire();
try {
new Thread(() -> {
try {
r.run();
} finally {
wakeLock.release();
}
}).start();
} catch (Exception e) {
wakeLock.release();
throw e;
}
}
private String getWakeLockTag(Context ctx) {
PackageManager pm = ctx.getPackageManager();
if (isInstalled(pm, "com.huawei.powergenie")) {
return "LocationManagerService";
} else if (isInstalled(pm, "com.evenwell.PowerMonitor")) {
return "AudioIn";
}
return ctx.getPackageName();
}
private boolean isInstalled(PackageManager pm, String packageName) {
try {
pm.getPackageInfo(packageName, 0);
return true;
} catch (PackageManager.NameNotFoundException e) {
return false;
}
}
}

View File

@@ -1,23 +0,0 @@
package org.briarproject.bramble.system;
import org.briarproject.bramble.api.lifecycle.IoExecutor;
import org.briarproject.bramble.api.system.AndroidWakeLockManager;
import org.briarproject.bramble.api.system.WakefulIoExecutor;
import java.util.concurrent.Executor;
import dagger.Module;
import dagger.Provides;
@Module
public
class AndroidWakefulIoExecutorModule {
@Provides
@WakefulIoExecutor
Executor provideWakefulIoExecutor(@IoExecutor Executor ioExecutor,
AndroidWakeLockManager wakeLockManager) {
return r -> wakeLockManager.executeWakefully(r, ioExecutor,
"WakefulIoExecutor");
}
}

View File

@@ -1,130 +0,0 @@
package org.briarproject.bramble.system;
import android.os.PowerManager;
import android.os.PowerManager.WakeLock;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledExecutorService;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import javax.annotation.concurrent.GuardedBy;
import javax.annotation.concurrent.ThreadSafe;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.logging.Level.FINE;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
import static java.util.logging.Logger.getLogger;
import static org.briarproject.bramble.api.nullsafety.NullSafety.requireNonNull;
@ThreadSafe
@NotNullByDefault
class RenewableWakeLock implements SharedWakeLock {
private static final Logger LOG =
getLogger(RenewableWakeLock.class.getName());
private final PowerManager powerManager;
private final ScheduledExecutorService scheduledExecutorService;
private final int levelAndFlags;
private final String tag;
private final long durationMs, safetyMarginMs;
private final Object lock = new Object();
@GuardedBy("lock")
@Nullable
private WakeLock wakeLock;
@GuardedBy("lock")
@Nullable
private Future<?> future;
@GuardedBy("lock")
private int refCount = 0;
@GuardedBy("lock")
private long acquired = 0;
RenewableWakeLock(PowerManager powerManager,
ScheduledExecutorService scheduledExecutorService,
int levelAndFlags,
String tag,
long durationMs,
long safetyMarginMs) {
this.powerManager = powerManager;
this.scheduledExecutorService = scheduledExecutorService;
this.levelAndFlags = levelAndFlags;
this.tag = tag;
this.durationMs = durationMs;
this.safetyMarginMs = safetyMarginMs;
}
@Override
public void acquire() {
synchronized (lock) {
refCount++;
if (refCount == 1) {
if (LOG.isLoggable(INFO)) {
LOG.info("Acquiring wake lock " + tag);
}
wakeLock = powerManager.newWakeLock(levelAndFlags, tag);
// We do our own reference counting so we can replace the lock
// TODO: Check whether using a ref-counted wake lock affects
// power management apps
wakeLock.setReferenceCounted(false);
wakeLock.acquire(durationMs + safetyMarginMs);
future = scheduledExecutorService.schedule(this::renew,
durationMs, MILLISECONDS);
acquired = android.os.SystemClock.elapsedRealtime();
} else if (LOG.isLoggable(FINE)) {
LOG.fine("Wake lock " + tag + " has " + refCount + " holders");
}
}
}
private void renew() {
if (LOG.isLoggable(INFO)) LOG.info("Renewing wake lock " + tag);
synchronized (lock) {
if (wakeLock == null) {
LOG.info("Already released");
return;
}
if (LOG.isLoggable(FINE)) {
LOG.fine("Wake lock " + tag + " has " + refCount + " holders");
}
long now = android.os.SystemClock.elapsedRealtime();
long expiry = acquired + durationMs + safetyMarginMs;
if (now > expiry && LOG.isLoggable(WARNING)) {
LOG.warning("Wake lock expired " + (now - expiry) + " ms ago");
}
WakeLock oldWakeLock = wakeLock;
wakeLock = powerManager.newWakeLock(levelAndFlags, tag);
wakeLock.setReferenceCounted(false);
wakeLock.acquire(durationMs + safetyMarginMs);
oldWakeLock.release();
future = scheduledExecutorService.schedule(this::renew, durationMs,
MILLISECONDS);
acquired = now;
}
}
@Override
public void release() {
synchronized (lock) {
refCount--;
if (refCount == 0) {
if (LOG.isLoggable(INFO)) {
LOG.info("Releasing wake lock " + tag);
}
requireNonNull(future).cancel(false);
future = null;
requireNonNull(wakeLock).release();
wakeLock = null;
acquired = 0;
} else if (LOG.isLoggable(FINE)) {
LOG.fine("Wake lock " + tag + " has " + refCount + " holders");
}
}
}
}

View File

@@ -1,22 +0,0 @@
package org.briarproject.bramble.system;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.system.AndroidWakeLock;
@NotNullByDefault
interface SharedWakeLock {
/**
* Acquires the wake lock. This increments the wake lock's reference count,
* so unlike {@link AndroidWakeLock#acquire()} every call to this method
* must be followed by a balancing call to {@link #release()}.
*/
void acquire();
/**
* Releases the wake lock. This decrements the wake lock's reference count,
* so unlike {@link AndroidWakeLock#release()} every call to this method
* must follow a balancing call to {@link #acquire()}.
*/
void release();
}

View File

@@ -1,45 +1,30 @@
package org.briarproject.bramble.util;
import android.annotation.SuppressLint;
import android.bluetooth.BluetoothAdapter;
import android.content.Context;
import android.os.Build;
import android.provider.Settings;
import org.briarproject.bramble.api.Pair;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Scanner;
import javax.annotation.Nullable;
import static android.content.Context.MODE_PRIVATE;
import static android.os.Build.VERSION.SDK_INT;
import static java.lang.Runtime.getRuntime;
import static java.util.Arrays.asList;
import static org.briarproject.bramble.api.nullsafety.NullSafety.requireNonNull;
@NotNullByDefault
public class AndroidUtils {
// Fake Bluetooth address returned by BluetoothAdapter on API 23 and later
private static final String FAKE_BLUETOOTH_ADDRESS = "02:00:00:00:00:00";
private static final String STORED_REPORTS = "dev-reports";
private static final String STORED_LOGCAT = "dev-logcat";
@SuppressWarnings("deprecation")
public static Collection<String> getSupportedArchitectures() {
List<String> abis = new ArrayList<>();
if (SDK_INT >= 21) {
abis.addAll(asList(Build.SUPPORTED_ABIS));
if (Build.VERSION.SDK_INT >= 21) {
abis.addAll(Arrays.asList(Build.SUPPORTED_ABIS));
} else {
abis.add(Build.CPU_ABI);
if (Build.CPU_ABI2 != null) abis.add(Build.CPU_ABI2);
@@ -49,89 +34,37 @@ public class AndroidUtils {
public static String getBluetoothAddress(Context ctx,
BluetoothAdapter adapter) {
return getBluetoothAddressAndMethod(ctx, adapter).getFirst();
}
public static Pair<String, String> getBluetoothAddressAndMethod(Context ctx,
BluetoothAdapter adapter) {
// Return the adapter's address if it's valid and not fake
@SuppressLint("HardwareIds")
String address = adapter.getAddress();
if (isValidBluetoothAddress(address)) {
return new Pair<>(address, "adapter");
}
if (isValidBluetoothAddress(address)) return address;
// Return the address from settings if it's valid and not fake
address = Settings.Secure.getString(ctx.getContentResolver(),
"bluetooth_address");
if (isValidBluetoothAddress(address)) {
return new Pair<>(address, "settings");
}
// Try to get the address via reflection
address = getBluetoothAddressByReflection(adapter);
if (isValidBluetoothAddress(address)) {
return new Pair<>(requireNonNull(address), "reflection");
}
if (isValidBluetoothAddress(address)) return address;
// Let the caller know we can't find the address
return new Pair<>("", "");
return "";
}
public static boolean isValidBluetoothAddress(@Nullable String address) {
private static boolean isValidBluetoothAddress(String address) {
return !StringUtils.isNullOrEmpty(address)
&& BluetoothAdapter.checkBluetoothAddress(address)
&& !address.equals(FAKE_BLUETOOTH_ADDRESS);
}
@Nullable
private static String getBluetoothAddressByReflection(
BluetoothAdapter adapter) {
try {
Field mServiceField =
adapter.getClass().getDeclaredField("mService");
mServiceField.setAccessible(true);
Object mService = mServiceField.get(adapter);
// mService may be null when Bluetooth is disabled
if (mService == null) throw new NoSuchFieldException();
Method getAddressMethod =
mService.getClass().getMethod("getAddress");
return (String) getAddressMethod.invoke(mService);
} catch (NoSuchFieldException e) {
return null;
} catch (IllegalAccessException e) {
return null;
} catch (NoSuchMethodException e) {
return null;
} catch (InvocationTargetException e) {
return null;
} catch (SecurityException e) {
return null;
public static void deleteAppData(Context ctx) {
File dataDir = new File(ctx.getApplicationInfo().dataDir);
File[] children = dataDir.listFiles();
if (children != null) {
for (File child : children) {
if (!child.getName().equals("lib"))
IoUtils.deleteFileOrDir(child);
}
}
// Recreate the cache dir as some OpenGL drivers expect it to exist
new File(dataDir, "cache").mkdir();
}
public static File getReportDir(Context ctx) {
return ctx.getDir(STORED_REPORTS, MODE_PRIVATE);
}
public static File getLogcatFile(Context ctx) {
return new File(ctx.getFilesDir(), STORED_LOGCAT);
}
/**
* Returns an array of supported content types for image attachments.
*/
public static String[] getSupportedImageContentTypes() {
return new String[] {"image/jpeg", "image/png", "image/gif"};
}
@Nullable
public static String getSystemProperty(String propName) {
try {
Process p = getRuntime().exec("getprop " + propName);
Scanner s = new Scanner(p.getInputStream());
String line = s.nextLine();
s.close();
return line;
} catch (SecurityException | IOException e) {
return null;
}
}
}

View File

@@ -0,0 +1,6 @@
ControlPort 59051
CookieAuthentication 1
DisableNetwork 1
RunAsDaemon 1
SafeSocks 1
SocksPort 59050

View File

@@ -1,151 +0,0 @@
package org.briarproject.bramble.account;
import android.app.Application;
import android.content.SharedPreferences;
import android.content.pm.ApplicationInfo;
import org.briarproject.bramble.api.crypto.CryptoComponent;
import org.briarproject.bramble.api.db.DatabaseConfig;
import org.briarproject.bramble.api.identity.IdentityManager;
import org.briarproject.bramble.test.BrambleMockTestCase;
import org.jmock.Expectations;
import org.jmock.imposters.ByteBuddyClassImposteriser;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.io.File;
import static junit.framework.Assert.assertFalse;
import static junit.framework.Assert.assertTrue;
import static org.briarproject.bramble.test.TestUtils.deleteTestDirectory;
import static org.briarproject.bramble.test.TestUtils.getTestDirectory;
public class AndroidAccountManagerTest extends BrambleMockTestCase {
private final SharedPreferences prefs =
context.mock(SharedPreferences.class, "prefs");
private final SharedPreferences defaultPrefs =
context.mock(SharedPreferences.class, "defaultPrefs");
private final DatabaseConfig databaseConfig =
context.mock(DatabaseConfig.class);
private final CryptoComponent crypto = context.mock(CryptoComponent.class);
private final IdentityManager identityManager =
context.mock(IdentityManager.class);
private final SharedPreferences.Editor
editor = context.mock(SharedPreferences.Editor.class);
private final Application app;
private final ApplicationInfo applicationInfo;
private final File testDir = getTestDirectory();
private final File keyDir = new File(testDir, "key");
private final File dbDir = new File(testDir, "db");
private AndroidAccountManager accountManager;
public AndroidAccountManagerTest() {
context.setImposteriser(ByteBuddyClassImposteriser.INSTANCE);
app = context.mock(Application.class);
applicationInfo = new ApplicationInfo();
applicationInfo.dataDir = testDir.getAbsolutePath();
}
@Before
public void setUp() {
context.checking(new Expectations() {{
allowing(databaseConfig).getDatabaseDirectory();
will(returnValue(dbDir));
allowing(databaseConfig).getDatabaseKeyDirectory();
will(returnValue(keyDir));
allowing(app).getApplicationContext();
will(returnValue(app));
}});
accountManager = new AndroidAccountManager(databaseConfig, crypto,
identityManager, prefs, app) {
@Override
SharedPreferences getDefaultSharedPreferences() {
return defaultPrefs;
}
};
}
@Test
public void testDeleteAccountClearsSharedPrefsAndDeletesFiles()
throws Exception {
// Directories 'code_cache', 'lib' and 'shared_prefs' should be spared
File codeCacheDir = new File(testDir, "code_cache");
File codeCacheFile = new File(codeCacheDir, "file");
File libDir = new File(testDir, "lib");
File libFile = new File(libDir, "file");
File sharedPrefsDir = new File(testDir, "shared_prefs");
File sharedPrefsFile = new File(sharedPrefsDir, "file");
// Directory 'cache' should be emptied
File cacheDir = new File(testDir, "cache");
File cacheFile = new File(cacheDir, "file");
// Other directories should be deleted
File potatoDir = new File(testDir, ".potato");
File potatoFile = new File(potatoDir, "file");
File filesDir = new File(testDir, "filesDir");
File externalCacheDir = new File(testDir, "externalCacheDir");
context.checking(new Expectations() {{
oneOf(prefs).edit();
will(returnValue(editor));
oneOf(editor).clear();
will(returnValue(editor));
oneOf(editor).commit();
will(returnValue(true));
oneOf(defaultPrefs).edit();
will(returnValue(editor));
oneOf(editor).clear();
will(returnValue(editor));
oneOf(editor).commit();
will(returnValue(true));
allowing(app).getApplicationInfo();
will(returnValue(applicationInfo));
oneOf(app).getFilesDir();
will(returnValue(filesDir));
oneOf(app).getCacheDir();
will(returnValue(cacheDir));
oneOf(app).getExternalCacheDir();
will(returnValue(externalCacheDir));
}});
assertTrue(dbDir.mkdirs());
assertTrue(keyDir.mkdirs());
assertTrue(codeCacheDir.mkdirs());
assertTrue(codeCacheFile.createNewFile());
assertTrue(libDir.mkdirs());
assertTrue(libFile.createNewFile());
assertTrue(sharedPrefsDir.mkdirs());
assertTrue(sharedPrefsFile.createNewFile());
assertTrue(cacheDir.mkdirs());
assertTrue(cacheFile.createNewFile());
assertTrue(potatoDir.mkdirs());
assertTrue(potatoFile.createNewFile());
assertTrue(filesDir.mkdirs());
assertTrue(externalCacheDir.mkdirs());
accountManager.deleteAccount();
assertFalse(dbDir.exists());
assertFalse(keyDir.exists());
assertTrue(codeCacheDir.exists());
assertTrue(codeCacheFile.exists());
assertTrue(libDir.exists());
assertTrue(libFile.exists());
assertTrue(sharedPrefsDir.exists());
assertTrue(sharedPrefsFile.exists());
assertTrue(cacheDir.exists());
assertFalse(cacheFile.exists());
assertFalse(potatoDir.exists());
assertFalse(potatoFile.exists());
assertFalse(filesDir.exists());
assertFalse(externalCacheDir.exists());
}
@After
public void tearDown() {
deleteTestDirectory(testDir);
}
}

View File

@@ -1,161 +0,0 @@
dependencyVerification {
verify = [
'cglib:cglib:3.2.8:cglib-3.2.8.jar:3f64de999ecc5595dc84ca8ff0879d8a34c8623f9ef3c517a53ed59023fcb9db',
'com.android.tools.analytics-library:protos:30.0.3:protos-30.0.3.jar:f62b89dcd9de719c6a7b7e15fb1dd20e45b57222e675cf633607bd0ed6bca7e7',
'com.android.tools.analytics-library:shared:30.0.3:shared-30.0.3.jar:05aa9ba3cc890354108521fdf99802565aae5dd6ca44a6ac8bb8d594d1c1cd15',
'com.android.tools.analytics-library:tracker:30.0.3:tracker-30.0.3.jar:5d0ef35bf6733e96210b5085a2a202152921bf834d345959dce1ca3369b528df',
'com.android.tools.build:aapt2-proto:4.1.0-alpha01-6193524:aapt2-proto-4.1.0-alpha01-6193524.jar:17e75523e1e92dd4f222c7368ee41df9e964a508232f591e265d0c499baf9dca',
'com.android.tools.build:apksig:7.0.3:apksig-7.0.3.jar:012337a2803c9a30dfc41dcbc6450686ee9e5f582549f7f126479f743a343ec9',
'com.android.tools.build:apkzlib:7.0.3:apkzlib-7.0.3.jar:b31e53174c92db83c5cc6e7dac6734ea4e907a72e452c2bf1818dfd082c59397',
'com.android.tools.build:builder-model:7.0.3:builder-model-7.0.3.jar:483f99d7494a5bed027e1e8d29111384cf535d4842f0be5a79805bd44bb68d4e',
'com.android.tools.build:builder-test-api:7.0.3:builder-test-api-7.0.3.jar:f6de4bc2cef545e8367bf82d7c733829c7be3b0b3b8b09fd8c58f2150e59ab46',
'com.android.tools.build:builder:7.0.3:builder-7.0.3.jar:c6952da0094b094c2ba0fe84c675622097c5d9b9f9beb53485b860320540cf1d',
'com.android.tools.build:manifest-merger:30.0.3:manifest-merger-30.0.3.jar:72b346ba6318b4b6260e6e49df4bea5da2e12329ab6c2beb2269c49a9f51f178',
'com.android.tools.ddms:ddmlib:30.0.3:ddmlib-30.0.3.jar:7a914a68ab93393657297234e2f37b22410ae9a433cba692ce8c727c9607e3bb',
'com.android.tools.external.com-intellij:intellij-core:30.0.3:intellij-core-30.0.3.jar:1ebe858d3f58eeaa8c06507f8ac0f1c7051e6c61f35a70f3c3967d5734d3abc5',
'com.android.tools.external.com-intellij:kotlin-compiler:30.0.3:kotlin-compiler-30.0.3.jar:ed00e441f427cb4e0d418287b9da30b12b7f735f9af32e6b5d3dc960b6a742fc',
'com.android.tools.external.org-jetbrains:uast:30.0.3:uast-30.0.3.jar:a77801bee6ff509910e459525c9c34d7f04b066ade123547f16f1917548eadea',
'com.android.tools.layoutlib:layoutlib-api:30.0.3:layoutlib-api-30.0.3.jar:4caa87e9ca2e11315f650d576cd59fec1793373bc3fca3f6d53c029e7534e7c4',
'com.android.tools.lint:lint-api:30.0.3:lint-api-30.0.3.jar:bcecbd2f752a6560096a9029a47d1de6bd788a51bab505c5ebfba6a18524b983',
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'org.jetbrains.intellij.deps:trove4j:1.0.20181211:trove4j-1.0.20181211.jar:affb7c85a3c87bdcf69ff1dbb84de11f63dc931293934bc08cd7ab18de083601',
'org.jetbrains.kotlin:kotlin-reflect:1.4.32:kotlin-reflect-1.4.32.jar:dbf19e9cdaa9c3c170f3f6f6ce3922f38dfc1d7fa1cab5b7c23a19da8b5eec5b',
'org.jetbrains.kotlin:kotlin-stdlib-common:1.4.20:kotlin-stdlib-common-1.4.20.jar:a7112c9b3cefee418286c9c9372f7af992bd1e6e030691d52f60cb36dbec8320',
'org.jetbrains.kotlin:kotlin-stdlib-common:1.4.32:kotlin-stdlib-common-1.4.32.jar:e1ff6f55ee9e7591dcc633f7757bac25a7edb1cc7f738b37ec652f10f66a4145',
'org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.4.32:kotlin-stdlib-jdk7-1.4.32.jar:5f801e75ca27d8791c14b07943c608da27620d910a8093022af57f543d5d98b6',
'org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.4.32:kotlin-stdlib-jdk8-1.4.32.jar:adc43e54757b106e0cd7b3b7aa257dff471b61efdabe067fc02b2f57e2396262',
'org.jetbrains.kotlin:kotlin-stdlib:1.4.20:kotlin-stdlib-1.4.20.jar:b8ab1da5cdc89cb084d41e1f28f20a42bd431538642a5741c52bbfae3fa3e656',
'org.jetbrains.kotlin:kotlin-stdlib:1.4.32:kotlin-stdlib-1.4.32.jar:13e9fd3e69dc7230ce0fc873a92a4e5d521d179bcf1bef75a6705baac3bfecba',
'org.jetbrains.kotlinx:kotlinx-metadata-jvm:0.1.0:kotlinx-metadata-jvm-0.1.0.jar:9753bb39efef35957c5c15df9a3cb769aabf2cdfa74b47afcb7760e5146be3b5',
'org.jetbrains:annotations:13.0:annotations-13.0.jar:ace2a10dc8e2d5fd34925ecac03e4988b2c0f851650c94b8cef49ba1bd111478',
'org.jmock:jmock-imposters:2.12.0:jmock-imposters-2.12.0.jar:3b836269745a137c9b2347e8d7c2104845b126ef04f012d6bfd94f1a7dea7b09',
'org.jmock:jmock-junit4:2.12.0:jmock-junit4-2.12.0.jar:3233062fc889637c151a24f1ee086bad04321ab7d8264fef279daff0fa27205b',
'org.jmock:jmock-legacy:2.12.0:jmock-legacy-2.12.0.jar:dea3a9cca653d082e2fe7e40232e982fe03a9984c7d67ceff24f3e03fe580dcd',
'org.jmock:jmock-testjar:2.12.0:jmock-testjar-2.12.0.jar:efefbcf6cd294d0e29f0c46eb2a3380d4ca4e1763ff719c69e2f2ac62f564a04',
'org.jmock:jmock:2.12.0:jmock-2.12.0.jar:266d07314c0cd343c46ff8a55601272de8cf406807caf55e6f313295f83d10be',
'org.junit.jupiter:junit-jupiter-api:5.7.0:junit-jupiter-api-5.7.0.jar:b03f78e0daeed2d77a0af9bcd662b4cdb9693f7ee72e01a539b508b84c63d182',
'org.junit.jupiter:junit-jupiter-engine:5.7.0:junit-jupiter-engine-5.7.0.jar:dfa26af94644ac2612dde6625852fcb550a0d21caa243257de54cba738ba87af',
'org.junit.platform:junit-platform-commons:1.7.0:junit-platform-commons-1.7.0.jar:5330ee87cc7586e6e25175a34e9251624ff12ff525269d3415d0b4ca519b6fea',
'org.junit.platform:junit-platform-engine:1.7.0:junit-platform-engine-1.7.0.jar:75f21a20dc594afdc875736725b408cec6d0344874d29f34b2dd3075500236f2',
'org.junit.platform:junit-platform-launcher:1.7.0:junit-platform-launcher-1.7.0.jar:fbdc748fde4c4279fe1d3c607447cb3b7ccd45d7338fc574f8a894ddf2d16818',
'org.jvnet.staxex:stax-ex:1.8.1:stax-ex-1.8.1.jar:20522549056e9e50aa35ef0b445a2e47a53d06be0b0a9467d704e2483ffb049a',
'org.objenesis:objenesis:3.0.1:objenesis-3.0.1.jar:7a8ff780b9ff48415d7c705f60030b0acaa616e7f823c98eede3b63508d4e984',
'org.opentest4j:opentest4j:1.2.0:opentest4j-1.2.0.jar:58812de60898d976fb81ef3b62da05c6604c18fd4a249f5044282479fc286af2',
'org.ow2.asm:asm-analysis:7.0:asm-analysis-7.0.jar:e981f8f650c4d900bb033650b18e122fa6b161eadd5f88978d08751f72ee8474',
'org.ow2.asm:asm-commons:7.0:asm-commons-7.0.jar:fed348ef05958e3e846a3ac074a12af5f7936ef3d21ce44a62c4fa08a771927d',
'org.ow2.asm:asm-tree:7.0:asm-tree-7.0.jar:cfd7a0874f9de36a999c127feeadfbfe6e04d4a71ee954d7af3d853f0be48a6c',
'org.ow2.asm:asm-util:7.0:asm-util-7.0.jar:75fbbca440ef463f41c2b0ab1a80abe67e910ac486da60a7863cbcb5bae7e145',
'org.ow2.asm:asm:7.0:asm-7.0.jar:b88ef66468b3c978ad0c97fd6e90979e56155b4ac69089ba7a44e9aa7ffe9acf',
'org.ow2.asm:asm:7.1:asm-7.1.jar:4ab2fa2b6d2cc9ccb1eaa05ea329c407b47b13ed2915f62f8c4b8cc96258d4de',
'org.testng:testng:7.3.0:testng-7.3.0.jar:63727488f9717d57f0d0a0fee5a1fc10a2be9cfcff2ec3a7187656d663c0774e',
'xerces:xercesImpl:2.12.0:xercesImpl-2.12.0.jar:b50d3a4ca502faa4d1c838acb8aa9480446953421f7327e338c5dda3da5e76d0',
'xml-apis:xml-apis:1.4.01:xml-apis-1.4.01.jar:a840968176645684bb01aed376e067ab39614885f9eee44abe35a5f20ebe7fad',
]
}

View File

@@ -2,19 +2,39 @@ apply plugin: 'java-library'
sourceCompatibility = 1.8
targetCompatibility = 1.8
apply plugin: 'ru.vyarus.animalsniffer'
apply plugin: 'witness'
apply from: 'witness.gradle'
dependencies {
implementation "com.google.dagger:dagger:$dagger_version"
implementation "com.google.dagger:dagger:2.0.2"
implementation 'com.google.code.findbugs:jsr305:3.0.2'
testImplementation "junit:junit:$junit_version"
testImplementation "org.jmock:jmock:$jmock_version"
testImplementation "org.jmock:jmock-junit4:$jmock_version"
testImplementation 'junit:junit:4.12'
testImplementation "org.jmock:jmock:2.8.2"
testImplementation "org.jmock:jmock-junit4:2.8.2"
testImplementation "org.jmock:jmock-legacy:2.8.2"
testImplementation "org.hamcrest:hamcrest-library:1.3"
testImplementation "org.hamcrest:hamcrest-core:1.3"
}
signature 'org.codehaus.mojo.signature:java16:1.1@signature'
dependencyVerification {
verify = [
'cglib:cglib:3.2.0:cglib-3.2.0.jar:adb13bab79712ad6bdf1bd59f2a3918018a8016e722e8a357065afb9e6690861',
'com.google.code.findbugs:jsr305:3.0.2:jsr305-3.0.2.jar:766ad2a0783f2687962c8ad74ceecc38a28b9f72a2d085ee438b7813e928d0c7',
'com.google.dagger:dagger:2.0.2:dagger-2.0.2.jar:84c0282ed8be73a29e0475d639da030b55dee72369e58dd35ae7d4fe6243dcf9',
'javax.inject:javax.inject:1:javax.inject-1.jar:91c77044a50c481636c32d916fd89c9118a72195390452c81065080f957de7ff',
'junit:junit:4.12:junit-4.12.jar:59721f0805e223d84b90677887d9ff567dc534d7c502ca903c0c2b17f05c116a',
'org.apache.ant:ant-launcher:1.9.4:ant-launcher-1.9.4.jar:7bccea20b41801ca17bcbc909a78c835d0f443f12d639c77bd6ae3d05861608d',
'org.apache.ant:ant:1.9.4:ant-1.9.4.jar:649ae0730251de07b8913f49286d46bba7b92d47c5f332610aa426c4f02161d8',
'org.beanshell:bsh:1.3.0:bsh-1.3.0.jar:9b04edc75d19db54f1b4e8b5355e9364384c6cf71eb0a1b9724c159d779879f8',
'org.hamcrest:hamcrest-core:1.3:hamcrest-core-1.3.jar:66fdef91e9739348df7a096aa384a5685f4e875584cce89386a7a47251c4d8e9',
'org.hamcrest:hamcrest-library:1.3:hamcrest-library-1.3.jar:711d64522f9ec410983bd310934296da134be4254a125080a0416ec178dfad1c',
'org.jmock:jmock-junit4:2.8.2:jmock-junit4-2.8.2.jar:f7ee4df4f7bd7b7f1cafad3b99eb74d579f109d5992ff625347352edb55e674c',
'org.jmock:jmock-legacy:2.8.2:jmock-legacy-2.8.2.jar:f2b985a5c08a9edb7f37612330c058809da3f6a6d63ce792426ebf8ff0d6d31b',
'org.jmock:jmock-testjar:2.8.2:jmock-testjar-2.8.2.jar:8900860f72c474e027cf97fe78dcbf154a1aa7fc62b6845c5fb4e4f3c7bc8760',
'org.jmock:jmock:2.8.2:jmock-2.8.2.jar:6c73cb4a2e6dbfb61fd99c9a768539c170ab6568e57846bd60dbf19596b65b16',
'org.objenesis:objenesis:2.1:objenesis-2.1.jar:c74330cc6b806c804fd37e74487b4fe5d7c2750c5e15fbc6efa13bdee1bdef80',
'org.ow2.asm:asm:5.0.4:asm-5.0.4.jar:896618ed8ae62702521a78bc7be42b7c491a08e6920a15f89a3ecdec31e9a220',
]
}
// needed to make test output available to bramble-core and briar-core
@@ -28,3 +48,8 @@ task jarTest(type: Jar, dependsOn: testClasses) {
artifacts {
testOutput jarTest
}
// If a Java 6 JRE is available, check we're not using any Java 7 or 8 APIs
tasks.withType(JavaCompile) {
useJava6StandardLibrary(it)
}

View File

@@ -4,8 +4,8 @@ import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.util.StringUtils;
import java.util.Arrays;
import java.util.Comparator;
import javax.annotation.Nullable;
import javax.annotation.concurrent.ThreadSafe;
/**
@@ -15,6 +15,8 @@ import javax.annotation.concurrent.ThreadSafe;
@NotNullByDefault
public class Bytes implements Comparable<Bytes> {
public static final BytesComparator COMPARATOR = new BytesComparator();
private final byte[] bytes;
private int hashCode = -1;
@@ -36,13 +38,20 @@ public class Bytes implements Comparable<Bytes> {
}
@Override
public boolean equals(@Nullable Object o) {
public boolean equals(Object o) {
return o instanceof Bytes && Arrays.equals(bytes, ((Bytes) o).bytes);
}
@Override
public int compareTo(Bytes other) {
return compare(bytes, other.bytes);
byte[] aBytes = bytes, bBytes = other.bytes;
int length = Math.min(aBytes.length, bBytes.length);
for (int i = 0; i < length; i++) {
int aUnsigned = aBytes[i] & 0xFF, bUnsigned = bBytes[i] & 0xFF;
if (aUnsigned < bUnsigned) return -1;
if (aUnsigned > bUnsigned) return 1;
}
return aBytes.length - bBytes.length;
}
@Override
@@ -51,13 +60,11 @@ public class Bytes implements Comparable<Bytes> {
"(" + StringUtils.toHexString(getBytes()) + ")";
}
public static int compare(byte[] a, byte[] b) {
int length = Math.min(a.length, b.length);
for (int i = 0; i < length; i++) {
int aUnsigned = a[i] & 0xFF, bUnsigned = b[i] & 0xFF;
if (aUnsigned < bUnsigned) return -1;
if (aUnsigned > bUnsigned) return 1;
public static class BytesComparator implements Comparator<Bytes> {
@Override
public int compare(Bytes a, Bytes b) {
return a.compareTo(b);
}
return a.length - b.length;
}
}

View File

@@ -1,9 +0,0 @@
package org.briarproject.bramble.api;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface Consumer<T> {
void accept(T t);
}

View File

@@ -1,21 +0,0 @@
package org.briarproject.bramble.api;
/**
* Interface for specifying which features are enabled in a build.
*/
public interface FeatureFlags {
boolean shouldEnableImageAttachments();
boolean shouldEnableProfilePictures();
boolean shouldEnableDisappearingMessages();
boolean shouldEnableIntroductionsInCore();
boolean shouldEnablePrivateGroupsInCore();
boolean shouldEnableForumsInCore();
boolean shouldEnableBlogsInCore();
}

View File

@@ -1,101 +0,0 @@
package org.briarproject.bramble.api;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Set;
import javax.annotation.concurrent.NotThreadSafe;
@NotThreadSafe
@NotNullByDefault
public class Multiset<T> {
private final Map<T, Integer> map = new HashMap<>();
private int total = 0;
/**
* Returns how many items the multiset contains in total.
*/
public int getTotal() {
return total;
}
/**
* Returns how many unique items the multiset contains.
*/
public int getUnique() {
return map.size();
}
/**
* Returns how many of the given item the multiset contains.
*/
public int getCount(T t) {
Integer count = map.get(t);
return count == null ? 0 : count;
}
/**
* Adds the given item to the multiset and returns how many of the item
* the multiset now contains.
*/
public int add(T t) {
Integer count = map.get(t);
if (count == null) count = 0;
map.put(t, count + 1);
total++;
return count + 1;
}
/**
* Removes the given item from the multiset and returns how many of the
* item the multiset now contains.
* @throws NoSuchElementException if the item is not in the multiset.
*/
public int remove(T t) {
Integer count = map.get(t);
if (count == null) throw new NoSuchElementException();
if (count == 1) map.remove(t);
else map.put(t, count - 1);
total--;
return count - 1;
}
/**
* Removes all occurrences of the given item from the multiset.
*/
public int removeAll(T t) {
Integer count = map.remove(t);
if (count == null) return 0;
total -= count;
return count;
}
/**
* Returns true if the multiset contains any occurrences of the given item.
*/
public boolean contains(T t) {
return map.containsKey(t);
}
/**
* Removes all items from the multiset.
*/
public void clear() {
map.clear();
total = 0;
}
/**
* Returns the set of unique items the multiset contains. The returned set
* is unmodifiable.
*/
public Set<T> keySet() {
return Collections.unmodifiableSet(map.keySet());
}
}

View File

@@ -1,10 +0,0 @@
package org.briarproject.bramble.api;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface Nameable {
String getName();
}

View File

@@ -1,26 +0,0 @@
package org.briarproject.bramble.api;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
@Immutable
@NotNullByDefault
public class Pair<A, B> {
private final A first;
private final B second;
public Pair(A first, B second) {
this.first = first;
this.second = second;
}
public A getFirst() {
return first;
}
public B getSecond() {
return second;
}
}

View File

@@ -1,9 +0,0 @@
package org.briarproject.bramble.api;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface Predicate<T> {
boolean test(T t);
}

View File

@@ -38,18 +38,4 @@ public abstract class StringMap extends Hashtable<String, String> {
public void putInt(String key, int value) {
put(key, String.valueOf(value));
}
public long getLong(String key, long defaultValue) {
String s = get(key);
if (s == null) return defaultValue;
try {
return Long.valueOf(s);
} catch (NumberFormatException e) {
return defaultValue;
}
}
public void putLong(String key, long value) {
put(key, String.valueOf(value));
}
}

View File

@@ -1,18 +0,0 @@
package org.briarproject.bramble.api;
/**
* Thrown when data being parsed uses a protocol or format version that is not
* supported.
*/
public class UnsupportedVersionException extends FormatException {
private final boolean tooOld;
public UnsupportedVersionException(boolean tooOld) {
this.tooOld = tooOld;
}
public boolean isTooOld() {
return tooOld;
}
}

View File

@@ -1,35 +0,0 @@
package org.briarproject.bramble.api;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import java.lang.ref.WeakReference;
import javax.annotation.concurrent.GuardedBy;
import javax.inject.Provider;
/**
* A {@link Provider} that keeps a {@link WeakReference} to the last provided
* instance and provides the same instance again until the instance is garbage
* collected.
*/
@NotNullByDefault
public abstract class WeakSingletonProvider<T> implements Provider<T> {
private final Object lock = new Object();
@GuardedBy("lock")
private WeakReference<T> ref = new WeakReference<>(null);
@Override
public T get() {
synchronized (lock) {
T instance = ref.get();
if (instance == null) {
instance = createInstance();
ref = new WeakReference<>(instance);
}
return instance;
}
}
public abstract T createInstance();
}

View File

@@ -1,71 +0,0 @@
package org.briarproject.bramble.api.account;
import org.briarproject.bramble.api.crypto.DecryptionException;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.identity.IdentityManager;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.Nullable;
@NotNullByDefault
public interface AccountManager {
/**
* Returns true if the manager has the database key. This will be false
* before {@link #createAccount(String, String)} or {@link #signIn(String)}
* has been called, and true after {@link #createAccount(String, String)}
* or {@link #signIn(String)} has returned true, until
* {@link #deleteAccount()} is called or the process exits.
*/
boolean hasDatabaseKey();
/**
* Returns the database key if the manager has it. This will be null
* before {@link #createAccount(String, String)} or {@link #signIn(String)}
* has been called, and non-null after
* {@link #createAccount(String, String)} or {@link #signIn(String)} has
* returned true, until {@link #deleteAccount()} is called or the process
* exits.
*/
@Nullable
SecretKey getDatabaseKey();
/**
* Returns true if the encrypted database key can be loaded from disk.
*/
boolean accountExists();
/**
* Creates an identity with the given name and registers it with the
* {@link IdentityManager}. Creates a database key, encrypts it with the
* given password and stores it on disk. {@link #accountExists()} will
* return true after this method returns true.
*/
boolean createAccount(String name, String password);
/**
* Deletes all account state from disk. {@link #accountExists()} will
* return false after this method returns.
*/
void deleteAccount();
/**
* Loads the encrypted database key from disk and decrypts it with the
* given password.
*
* @throws DecryptionException If the database key could not be loaded and
* decrypted.
*/
void signIn(String password) throws DecryptionException;
/**
* Loads the encrypted database key from disk, decrypts it with the old
* password, encrypts it with the new password, and stores it on disk,
* replacing the old key.
*
* @throws DecryptionException If the database key could not be loaded and
* decrypted.
*/
void changePassword(String oldPassword, String newPassword)
throws DecryptionException;
}

View File

@@ -1,6 +0,0 @@
package org.briarproject.bramble.api.battery;
public interface BatteryManager {
boolean isCharging();
}

View File

@@ -1,19 +0,0 @@
package org.briarproject.bramble.api.battery.event;
import org.briarproject.bramble.api.event.Event;
/**
* An event that is broadcast when the device starts or stops charging.
*/
public class BatteryEvent extends Event {
private final boolean charging;
public BatteryEvent(boolean charging) {
this.charging = charging;
}
public boolean isCharging() {
return charging;
}
}

View File

@@ -1,29 +0,0 @@
package org.briarproject.bramble.api.cleanup;
import org.briarproject.bramble.api.db.DatabaseComponent;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.sync.GroupId;
import org.briarproject.bramble.api.sync.MessageId;
import java.util.Collection;
/**
* An interface for registering a hook with the {@link CleanupManager}
* that will be called when a message's cleanup deadline is reached.
*/
@NotNullByDefault
public interface CleanupHook {
/**
* Called when the cleanup deadlines of one or more messages are reached.
* <p>
* The callee is not required to delete the messages, but the hook won't be
* called again for these messages unless another cleanup timer is set (see
* {@link DatabaseComponent#setCleanupTimerDuration(Transaction, MessageId, long)}
* and {@link DatabaseComponent#startCleanupTimer(Transaction, MessageId)}).
*/
void deleteMessages(Transaction txn, GroupId g,
Collection<MessageId> messageIds) throws DbException;
}

View File

@@ -1,42 +0,0 @@
package org.briarproject.bramble.api.cleanup;
import org.briarproject.bramble.api.cleanup.event.CleanupTimerStartedEvent;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.db.DatabaseComponent;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.lifecycle.LifecycleManager;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.sync.ClientId;
import org.briarproject.bramble.api.sync.MessageId;
/**
* The CleanupManager is responsible for tracking the cleanup deadlines of
* messages and passing them to their respective
* {@link CleanupHook CleanupHooks} when the deadlines are reached.
* <p>
* The CleanupManager responds to
* {@link CleanupTimerStartedEvent CleanupTimerStartedEvents} broadcast by the
* {@link DatabaseComponent}.
* <p>
* See {@link DatabaseComponent#setCleanupTimerDuration(Transaction, MessageId, long)},
* {@link DatabaseComponent#startCleanupTimer(Transaction, MessageId)},
* {@link DatabaseComponent#stopCleanupTimer(Transaction, MessageId)}.
*/
@NotNullByDefault
public interface CleanupManager {
/**
* When scheduling a cleanup task we overshoot the deadline by this many
* milliseconds to reduce the number of tasks that need to be scheduled
* when messages have cleanup deadlines that are close together.
*/
long BATCH_DELAY_MS = 1000;
/**
* Registers a hook to be called when messages are due for cleanup.
* This method should be called before
* {@link LifecycleManager#startServices(SecretKey)}.
*/
void registerCleanupHook(ClientId c, int majorVersion,
CleanupHook hook);
}

View File

@@ -1,32 +0,0 @@
package org.briarproject.bramble.api.cleanup.event;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.sync.MessageId;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when a message's cleanup timer is started.
*/
@Immutable
@NotNullByDefault
public class CleanupTimerStartedEvent extends Event {
private final MessageId messageId;
private final long cleanupDeadline;
public CleanupTimerStartedEvent(MessageId messageId,
long cleanupDeadline) {
this.messageId = messageId;
this.cleanupDeadline = cleanupDeadline;
}
public MessageId getMessageId() {
return messageId;
}
public long getCleanupDeadline() {
return cleanupDeadline;
}
}

View File

@@ -1,68 +0,0 @@
package org.briarproject.bramble.api.client;
import org.briarproject.bramble.api.FormatException;
import org.briarproject.bramble.api.data.BdfDictionary;
import org.briarproject.bramble.api.data.BdfList;
import org.briarproject.bramble.api.data.MetadataParser;
import org.briarproject.bramble.api.db.DatabaseComponent;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.db.Metadata;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.sync.InvalidMessageException;
import org.briarproject.bramble.api.sync.Message;
import org.briarproject.bramble.api.sync.validation.IncomingMessageHook;
import javax.annotation.concurrent.Immutable;
@Immutable
@NotNullByDefault
public abstract class BdfIncomingMessageHook implements IncomingMessageHook {
protected final DatabaseComponent db;
protected final ClientHelper clientHelper;
protected final MetadataParser metadataParser;
protected BdfIncomingMessageHook(DatabaseComponent db,
ClientHelper clientHelper, MetadataParser metadataParser) {
this.db = db;
this.clientHelper = clientHelper;
this.metadataParser = metadataParser;
}
/**
* Called once for each incoming message that passes validation.
* <p>
* If an unexpected exception occurs while handling data that is assumed
* to be valid (e.g. locally created metadata), it may be sensible to
* rethrow the unexpected exception as a DbException so that delivery is
* attempted again at next startup. This will allow delivery to succeed if
* the unexpected exception was caused by a bug that has subsequently been
* fixed.
*
* @param txn A read-write transaction
* @throws DbException if a database error occurs while delivering the
* message. Delivery will be attempted again at next startup. Throwing
* this exception has the same effect as returning
* {@link DeliveryAction#DEFER}.
* @throws FormatException if the message is invalid in the context of its
* dependencies. The message and any dependents will be marked as invalid
* and deleted along with their metadata. Throwing this exception has the
* same effect as returning {@link DeliveryAction#REJECT}.
*/
protected abstract DeliveryAction incomingMessage(Transaction txn,
Message m, BdfList body, BdfDictionary meta)
throws DbException, FormatException;
@Override
public DeliveryAction incomingMessage(Transaction txn, Message m,
Metadata meta) throws DbException, InvalidMessageException {
try {
BdfList body = clientHelper.toList(m);
BdfDictionary metaDictionary = metadataParser.parse(meta);
return incomingMessage(txn, m, body, metaDictionary);
} catch (FormatException e) {
throw new InvalidMessageException(e);
}
}
}

View File

@@ -9,13 +9,14 @@ import org.briarproject.bramble.api.sync.Group;
import org.briarproject.bramble.api.sync.InvalidMessageException;
import org.briarproject.bramble.api.sync.Message;
import org.briarproject.bramble.api.sync.MessageContext;
import org.briarproject.bramble.api.sync.validation.MessageValidator;
import org.briarproject.bramble.api.sync.ValidationManager.MessageValidator;
import org.briarproject.bramble.api.system.Clock;
import java.util.logging.Logger;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.sync.SyncConstants.MESSAGE_HEADER_LENGTH;
import static org.briarproject.bramble.api.transport.TransportConstants.MAX_CLOCK_DIFFERENCE;
@Immutable
@@ -48,9 +49,14 @@ public abstract class BdfMessageValidator implements MessageValidator {
throw new InvalidMessageException(
"Timestamp is too far in the future");
}
byte[] raw = m.getRaw();
if (raw.length <= MESSAGE_HEADER_LENGTH) {
throw new InvalidMessageException("Message is too short");
}
try {
BdfList bodyList = clientHelper.toList(m.getBody());
BdfMessageContext result = validateMessage(m, g, bodyList);
BdfList body = clientHelper.toList(raw, MESSAGE_HEADER_LENGTH,
raw.length - MESSAGE_HEADER_LENGTH);
BdfMessageContext result = validateMessage(m, g, body);
Metadata meta = metadataEncoder.encode(result.getDictionary());
return new MessageContext(meta, result.getDependencies());
} catch (FormatException e) {

View File

@@ -1,25 +1,20 @@
package org.briarproject.bramble.api.client;
import org.briarproject.bramble.api.FormatException;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.crypto.PrivateKey;
import org.briarproject.bramble.api.crypto.PublicKey;
import org.briarproject.bramble.api.data.BdfDictionary;
import org.briarproject.bramble.api.data.BdfList;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.properties.TransportProperties;
import org.briarproject.bramble.api.sync.GroupId;
import org.briarproject.bramble.api.sync.Message;
import org.briarproject.bramble.api.sync.MessageId;
import java.security.GeneralSecurityException;
import java.util.Collection;
import java.util.Map;
import javax.annotation.Nullable;
@NotNullByDefault
public interface ClientHelper {
@@ -27,22 +22,23 @@ public interface ClientHelper {
throws DbException, FormatException;
void addLocalMessage(Transaction txn, Message m, BdfDictionary metadata,
boolean shared, boolean temporary)
throws DbException, FormatException;
Message createMessage(GroupId g, long timestamp, byte[] body);
boolean shared) throws DbException, FormatException;
Message createMessage(GroupId g, long timestamp, BdfList body)
throws FormatException;
Message createMessageForStoringMetadata(GroupId g);
@Nullable
Message getMessage(MessageId m) throws DbException;
@Nullable
Message getMessage(Transaction txn, MessageId m) throws DbException;
@Nullable
BdfList getMessageAsList(MessageId m) throws DbException, FormatException;
@Nullable
BdfList getMessageAsList(Transaction txn, MessageId m) throws DbException,
FormatException;
@@ -52,11 +48,9 @@ public interface ClientHelper {
BdfDictionary getGroupMetadataAsDictionary(Transaction txn, GroupId g)
throws DbException, FormatException;
Collection<MessageId> getMessageIds(Transaction txn, GroupId g,
BdfDictionary query) throws DbException, FormatException;
BdfDictionary getMessageMetadataAsDictionary(MessageId m)
throws DbException, FormatException;
throws DbException,
FormatException;
BdfDictionary getMessageMetadataAsDictionary(Transaction txn, MessageId m)
throws DbException, FormatException;
@@ -93,47 +87,16 @@ public interface ClientHelper {
BdfDictionary toDictionary(byte[] b, int off, int len)
throws FormatException;
BdfDictionary toDictionary(TransportProperties transportProperties);
BdfDictionary toDictionary(Map<TransportId, TransportProperties> map);
BdfList toList(byte[] b, int off, int len) throws FormatException;
BdfList toList(byte[] b) throws FormatException;
BdfList toList(Message m) throws FormatException;
BdfList toList(Author a);
byte[] sign(String label, BdfList toSign, PrivateKey privateKey)
byte[] sign(String label, BdfList toSign, byte[] privateKey)
throws FormatException, GeneralSecurityException;
void verifySignature(byte[] signature, String label, BdfList signed,
PublicKey publicKey)
throws FormatException, GeneralSecurityException;
void verifySignature(String label, byte[] sig, byte[] publicKey,
BdfList signed) throws FormatException, GeneralSecurityException;
Author parseAndValidateAuthor(BdfList author) throws FormatException;
PublicKey parseAndValidateAgreementPublicKey(byte[] publicKeyBytes)
throws FormatException;
TransportProperties parseAndValidateTransportProperties(
BdfDictionary properties) throws FormatException;
Map<TransportId, TransportProperties> parseAndValidateTransportPropertiesMap(
BdfDictionary properties) throws FormatException;
/**
* Retrieves the contact ID from the group metadata of the given contact
* group.
*/
ContactId getContactId(Transaction txn, GroupId contactGroupId)
throws DbException;
/**
* Stores the given contact ID in the group metadata of the given contact
* group.
*/
void setContactId(Transaction txn, GroupId contactGroupId, ContactId c)
throws DbException;
}

View File

@@ -1,9 +0,0 @@
package org.briarproject.bramble.api.client;
public interface ContactGroupConstants {
/**
* Group metadata key for associating a contact ID with a contact group.
*/
String GROUP_KEY_CONTACT_ID = "contactId";
}

View File

@@ -12,19 +12,19 @@ public interface ContactGroupFactory {
/**
* Creates a group that is not shared with any contacts.
*/
Group createLocalGroup(ClientId clientId, int majorVersion);
Group createLocalGroup(ClientId clientId, int clientVersion);
/**
* Creates a group for the given client to share with the given contact.
*/
Group createContactGroup(ClientId clientId, int majorVersion,
Group createContactGroup(ClientId clientId, int clientVersion,
Contact contact);
/**
* Creates a group for the given client to share between the given authors
* identified by their AuthorIds.
*/
Group createContactGroup(ClientId clientId, int majorVersion,
Group createContactGroup(ClientId clientId, int clientVersion,
AuthorId authorId1, AuthorId authorId2);
}

View File

@@ -1,49 +0,0 @@
package org.briarproject.bramble.api.connection;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.contact.PendingContactId;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.TransportConnectionReader;
import org.briarproject.bramble.api.plugin.TransportConnectionWriter;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
@NotNullByDefault
public interface ConnectionManager {
/**
* Manages an incoming connection from a contact over a simplex transport.
*/
void manageIncomingConnection(TransportId t, TransportConnectionReader r);
/**
* Manages an incoming connection from a contact over a duplex transport.
*/
void manageIncomingConnection(TransportId t, DuplexTransportConnection d);
/**
* Manages an incoming handshake connection from a pending contact over a
* duplex transport.
*/
void manageIncomingConnection(PendingContactId p, TransportId t,
DuplexTransportConnection d);
/**
* Manages an outgoing connection to a contact over a simplex transport.
*/
void manageOutgoingConnection(ContactId c, TransportId t,
TransportConnectionWriter w);
/**
* Manages an outgoing connection to a contact over a duplex transport.
*/
void manageOutgoingConnection(ContactId c, TransportId t,
DuplexTransportConnection d);
/**
* Manages an outgoing handshake connection to a pending contact over a
* duplex transport.
*/
void manageOutgoingConnection(PendingContactId p, TransportId t,
DuplexTransportConnection d);
}

View File

@@ -1,130 +0,0 @@
package org.briarproject.bramble.api.connection;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.contact.PendingContactId;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.PluginConfig;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.event.ConnectionClosedEvent;
import org.briarproject.bramble.api.plugin.event.ConnectionOpenedEvent;
import org.briarproject.bramble.api.plugin.event.ContactConnectedEvent;
import org.briarproject.bramble.api.plugin.event.ContactDisconnectedEvent;
import org.briarproject.bramble.api.rendezvous.event.RendezvousConnectionClosedEvent;
import org.briarproject.bramble.api.rendezvous.event.RendezvousConnectionOpenedEvent;
import org.briarproject.bramble.api.sync.Priority;
import java.util.Collection;
/**
* Keeps track of which contacts are currently connected by which transports.
*/
@NotNullByDefault
public interface ConnectionRegistry {
/**
* Registers an incoming connection from the given contact over the given
* transport. The connection's {@link Priority priority} can be set later
* via {@link #setPriority(ContactId, TransportId, InterruptibleConnection,
* Priority)} if a priority record is received from the contact.
* <p>
* Broadcasts {@link ConnectionOpenedEvent}. Also broadcasts
* {@link ContactConnectedEvent} if this is the only connection with the
* contact.
*/
void registerIncomingConnection(ContactId c, TransportId t,
InterruptibleConnection conn);
/**
* Registers an outgoing connection to the given contact over the given
* transport.
* <p>
* Broadcasts {@link ConnectionOpenedEvent}. Also broadcasts
* {@link ContactConnectedEvent} if this is the only connection with the
* contact.
* <p>
* If the registry has any "better" connections with the given contact, the
* given connection will be interrupted. If the registry has any "worse"
* connections with the given contact, those connections will be
* interrupted.
* <p>
* Connection A is considered "better" than connection B if both
* connections have had their priorities set, and either A's transport is
* {@link PluginConfig#getTransportPreferences() preferred} to B's, or
* they use the same transport and A has higher {@link Priority priority}
* than B.
* <p>
* For backward compatibility, connections without priorities are not
* considered better or worse than other connections.
*/
void registerOutgoingConnection(ContactId c, TransportId t,
InterruptibleConnection conn, Priority priority);
/**
* Unregisters a connection with the given contact over the given transport.
* <p>
* Broadcasts {@link ConnectionClosedEvent}. Also broadcasts
* {@link ContactDisconnectedEvent} if this is the only connection with
* the contact.
*/
void unregisterConnection(ContactId c, TransportId t,
InterruptibleConnection conn, boolean incoming, boolean exception);
/**
* Sets the {@link Priority priority} of a connection that was previously
* registered via {@link #registerIncomingConnection(ContactId, TransportId,
* InterruptibleConnection)}.
* <p>
* If the registry has any "better" connections with the given contact, the
* given connection will be interrupted. If the registry has any "worse"
* connections with the given contact, those connections will be
* interrupted.
* <p>
* Connection A is considered "better" than connection B if both
* connections have had their priorities set, and either A's transport is
* {@link PluginConfig#getTransportPreferences() preferred} to B's, or
* they use the same transport and A has higher {@link Priority priority}
* than B.
* <p>
* For backward compatibility, connections without priorities are not
* considered better or worse than other connections.
*/
void setPriority(ContactId c, TransportId t, InterruptibleConnection conn,
Priority priority);
/**
* Returns any contacts that are connected via the given transport.
*/
Collection<ContactId> getConnectedContacts(TransportId t);
/**
* Returns any contacts that are connected via the given transport or any
* {@link PluginConfig#getTransportPreferences() better} transport.
*/
Collection<ContactId> getConnectedOrBetterContacts(TransportId t);
/**
* Returns true if the given contact is connected via the given transport.
*/
boolean isConnected(ContactId c, TransportId t);
/**
* Returns true if the given contact is connected via any transport.
*/
boolean isConnected(ContactId c);
/**
* Registers a connection with the given pending contact. Broadcasts
* {@link RendezvousConnectionOpenedEvent} if this is the only connection
* with the pending contact.
*
* @return True if this is the only connection with the pending contact,
* false if it is redundant and should be closed
*/
boolean registerConnection(PendingContactId p);
/**
* Unregisters a connection with the given pending contact. Broadcasts
* {@link RendezvousConnectionClosedEvent}.
*/
void unregisterConnection(PendingContactId p, boolean success);
}

View File

@@ -1,19 +0,0 @@
package org.briarproject.bramble.api.connection;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
/**
* A duplex sync connection that can be closed by interrupting its outgoing
* sync session.
*/
@NotNullByDefault
public interface InterruptibleConnection {
/**
* Interrupts the connection's outgoing sync session. If the underlying
* transport connection is alive and the remote peer is cooperative, this
* should result in both sync sessions ending and the connection being
* cleanly closed.
*/
void interruptOutgoingSession();
}

View File

@@ -1,16 +1,11 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.crypto.PublicKey;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.identity.AuthorId;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.identity.AuthorConstants.MAX_AUTHOR_NAME_LENGTH;
import static org.briarproject.bramble.util.StringUtils.toUtf8;
@Immutable
@NotNullByDefault
public class Contact {
@@ -18,26 +13,15 @@ public class Contact {
private final ContactId id;
private final Author author;
private final AuthorId localAuthorId;
@Nullable
private final String alias;
@Nullable
private final PublicKey handshakePublicKey;
private final boolean verified;
private final boolean verified, active;
public Contact(ContactId id, Author author, AuthorId localAuthorId,
@Nullable String alias, @Nullable PublicKey handshakePublicKey,
boolean verified) {
if (alias != null) {
int aliasLength = toUtf8(alias).length;
if (aliasLength == 0 || aliasLength > MAX_AUTHOR_NAME_LENGTH)
throw new IllegalArgumentException();
}
boolean verified, boolean active) {
this.id = id;
this.author = author;
this.localAuthorId = localAuthorId;
this.alias = alias;
this.handshakePublicKey = handshakePublicKey;
this.verified = verified;
this.active = active;
}
public ContactId getId() {
@@ -52,20 +36,14 @@ public class Contact {
return localAuthorId;
}
@Nullable
public String getAlias() {
return alias;
}
@Nullable
public PublicKey getHandshakePublicKey() {
return handshakePublicKey;
}
public boolean isVerified() {
return verified;
}
public boolean isActive() {
return active;
}
@Override
public int hashCode() {
return id.hashCode();

View File

@@ -0,0 +1,20 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface ContactExchangeListener {
void contactExchangeSucceeded(Author remoteAuthor);
/**
* The exchange failed because the contact already exists.
*/
void duplicateContact(Author remoteAuthor);
/**
* A general failure.
*/
void contactExchangeFailed();
}

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