Compare commits

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5 Commits

Author SHA1 Message Date
akwizgran
707066f1a1 Add new module to integration tests. 2018-12-06 18:02:48 +00:00
akwizgran
65e5dc266f Hook up MessagingManager to MessageInputStreamFactory. 2018-12-06 17:46:14 +00:00
akwizgran
3487a7cfee Implement MessageInputStreamFactory interface. 2018-12-06 14:05:36 +00:00
akwizgran
eea453fc5f Add placeholder BlockSource implementation to DB. 2018-12-06 13:55:49 +00:00
akwizgran
c6f460a936 Add input stream that fetches blocks from the DB. 2018-12-06 11:34:40 +00:00
1160 changed files with 14778 additions and 41757 deletions

View File

@@ -1,11 +1,6 @@
image: briar/ci-image-android:latest
stages:
- test
- check_reproducibility
test:
stage: test
before_script:
- set -e
- export GRADLE_USER_HOME=$PWD/.gradle
@@ -17,7 +12,7 @@ test:
script:
- ./gradlew --no-daemon -Djava.security.egd=file:/dev/urandom animalSnifferMain animalSnifferTest
- ./gradlew --no-daemon -Djava.security.egd=file:/dev/urandom check compileOfficialDebugAndroidTestSources compileScreenshotDebugAndroidTestSources
- ./gradlew --no-daemon -Djava.security.egd=file:/dev/urandom test
after_script:
# these file change every time but should not be cached
@@ -26,7 +21,6 @@ test:
test_reproducible:
stage: check_reproducibility
script:
- "curl -X POST -F token=${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:

View File

@@ -1,10 +1,16 @@
<component name="ProjectCodeStyleConfiguration">
<code_scheme name="Project" version="173">
<option name="RIGHT_MARGIN" value="100" />
<AndroidXmlCodeStyleSettings>
<option name="ARRANGEMENT_SETTINGS_MIGRATED_TO_191" value="true" />
<option name="USE_CUSTOM_SETTINGS" value="true" />
</AndroidXmlCodeStyleSettings>
<JavaCodeStyleSettings>
<option name="ANNOTATION_PARAMETER_WRAP" value="1" />
<option name="CLASS_COUNT_TO_USE_IMPORT_ON_DEMAND" value="99" />
<option name="NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND" value="99" />
<option name="PACKAGES_TO_USE_IMPORT_ON_DEMAND">
<value />
</option>
<option name="IMPORT_LAYOUT_TABLE">
<value>
<package name="android" withSubpackages="true" static="false" />
@@ -33,6 +39,31 @@
<JetCodeStyleSettings>
<option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
</JetCodeStyleSettings>
<Objective-C-extensions>
<file>
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Import" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Macro" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Typedef" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Enum" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Constant" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Global" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Struct" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="FunctionPredecl" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Function" />
</file>
<class>
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Property" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Synthesize" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InitMethod" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="StaticMethod" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InstanceMethod" />
<option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="DeallocMethod" />
</class>
<extensions>
<pair source="cpp" header="h" fileNamingConvention="NONE" />
<pair source="c" header="h" fileNamingConvention="NONE" />
</extensions>
</Objective-C-extensions>
<XML>
<option name="XML_LEGACY_SETTINGS_IMPORTED" value="true" />
</XML>
@@ -71,6 +102,7 @@
</indentOptions>
</codeStyleSettings>
<codeStyleSettings language="XML">
<option name="FORCE_REARRANGE_MODE" value="1" />
<indentOptions>
<option name="CONTINUATION_INDENT_SIZE" value="4" />
<option name="USE_TAB_CHARACTER" value="true" />
@@ -83,8 +115,7 @@
<match>
<AND>
<NAME>xmlns:android</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
<XML_NAMESPACE>Namespace:</XML_NAMESPACE>
</AND>
</match>
</rule>
@@ -94,8 +125,7 @@
<match>
<AND>
<NAME>xmlns:.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
<XML_NAMESPACE>Namespace:</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
@@ -106,7 +136,6 @@
<match>
<AND>
<NAME>.*:id</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
@@ -117,7 +146,6 @@
<match>
<AND>
<NAME>.*:name</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
@@ -128,7 +156,6 @@
<match>
<AND>
<NAME>name</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
@@ -139,7 +166,6 @@
<match>
<AND>
<NAME>style</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
@@ -150,7 +176,6 @@
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
@@ -161,12 +186,64 @@
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<NAME>.*:layout_width</NAME>
<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>.*:layout_height</NAME>
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:layout_.*</NAME>
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:width</NAME>
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:height</NAME>
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
@@ -174,7 +251,6 @@
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>.*</XML_NAMESPACE>
</AND>
</match>

View File

@@ -0,0 +1,20 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All in briar-headless" type="AndroidJUnit" factoryName="Android JUnit" nameIsGenerated="true">
<module name="briar-headless" />
<option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
<option name="ALTERNATIVE_JRE_PATH" />
<option name="PACKAGE_NAME" value="org.briarproject.briar.headless" />
<option name="MAIN_CLASS_NAME" value="" />
<option name="METHOD_NAME" value="" />
<option name="TEST_OBJECT" value="package" />
<option name="VM_PARAMETERS" value="" />
<option name="PARAMETERS" value="" />
<option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/briar-headless" />
<option name="PASS_PARENT_ENVS" value="true" />
<option name="TEST_SEARCH_SCOPE">
<value defaultName="singleModule" />
</option>
<patterns />
<method />
</configuration>
</component>

View File

@@ -1,20 +1,30 @@
<component name="ProjectRunConfigurationManager">
<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="$PROJECT_DIR$/briar-android" />
<method v="2">
<option name="Android.Gradle.BeforeRunTask" enabled="true" />
<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-android" run_configuration_type="AndroidJUnit" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-java" run_configuration_type="AndroidJUnit" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-core" run_configuration_type="AndroidJUnit" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-headless" run_configuration_type="AndroidJUnit" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="All in briar-headless" run_configuration_type="AndroidJUnit" />
</method>
</configuration>
</component>

View File

@@ -1,15 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="All tests in briar-headless" type="AndroidJUnit" factoryName="Android JUnit">
<module name="briar-headless" />
<option name="PACKAGE_NAME" value="org.briarproject.briar.headless" />
<option name="MAIN_CLASS_NAME" value="" />
<option name="METHOD_NAME" value="" />
<option name="TEST_OBJECT" value="package" />
<option name="VM_PARAMETERS" />
<option name="PARAMETERS" value="" />
<option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/briar-headless" />
<method v="2">
<option name="Android.Gradle.BeforeRunTask" enabled="true" />
</method>
</configuration>
</component>

View File

@@ -5,31 +5,23 @@ apply plugin: 'witness'
apply from: 'witness.gradle'
android {
compileSdkVersion 29
buildToolsVersion '29.0.2'
compileSdkVersion 28
buildToolsVersion '28.0.3'
defaultConfig {
minSdkVersion 16
targetSdkVersion 28
versionCode 10205
versionName "1.2.5"
minSdkVersion 14
targetSdkVersion 26
versionCode 10105
versionName "1.1.5"
consumerProguardFiles 'proguard-rules.txt'
testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
testInstrumentationRunner "android.support.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 {
@@ -38,10 +30,10 @@ configurations {
dependencies {
implementation project(path: ':bramble-core', configuration: 'default')
tor 'org.briarproject:tor-android:0.3.5.9@zip'
tor 'org.briarproject:obfs4proxy-android:0.0.11-2@zip'
tor 'org.briarproject:tor-android:0.3.4.8@zip'
tor 'org.briarproject:obfs4proxy-android:0.0.7@zip'
annotationProcessor 'com.google.dagger:dagger-compiler:2.24'
annotationProcessor 'com.google.dagger:dagger-compiler:2.19'
compileOnly 'javax.annotation:jsr250-api:1.0'
@@ -67,8 +59,6 @@ task unpackTorBinaries {
copy {
from configurations.tor.collect { zipTree(it) }
into torBinariesDir
// TODO: Remove after next Tor upgrade, which won't include non-PIE binaries
include 'geoip.zip', '*_pie.zip'
}
}
dependsOn cleanTorBinaries

View File

@@ -2,23 +2,10 @@ 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

@@ -3,8 +3,6 @@ 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.system.AndroidSystemModule;
import dagger.Module;
@@ -13,9 +11,12 @@ import dagger.Module;
AndroidBatteryModule.class,
AndroidNetworkModule.class,
AndroidSystemModule.class,
CircumventionModule.class,
ReportingModule.class,
SocksModule.class
CircumventionModule.class
})
public class BrambleAndroidModule {
public static void initEagerSingletons(BrambleAndroidEagerSingletons c) {
c.inject(new AndroidBatteryModule.EagerSingletons());
c.inject(new AndroidNetworkModule.EagerSingletons());
}
}

View File

@@ -9,27 +9,22 @@ 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 org.briarproject.bramble.util.IoUtils;
import java.io.File;
import java.util.HashSet;
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.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());
private static final String PREF_DB_KEY = "key";
protected final Context appContext;
private final SharedPreferences prefs;
@@ -42,30 +37,42 @@ class AndroidAccountManager extends AccountManagerImpl
appContext = app.getApplicationContext();
}
// Locking: stateChangeLock
@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());
@Nullable
protected String loadEncryptedDatabaseKey() {
String key = getDatabaseKeyFromPreferences();
if (key == null) key = super.loadEncryptedDatabaseKey();
else migrateDatabaseKeyToFile(key);
return key;
}
// Locking: stateChangeLock
@Nullable
private String getDatabaseKeyFromPreferences() {
String key = prefs.getString(PREF_DB_KEY, null);
if (key == null) LOG.info("No database key in preferences");
else LOG.info("Found database key in preferences");
return key;
}
// Locking: stateChangeLock
private void migrateDatabaseKeyToFile(String key) {
if (storeEncryptedDatabaseKey(key)) {
if (prefs.edit().remove(PREF_DB_KEY).commit())
LOG.info("Database key migrated to file");
else LOG.warning("Database key not removed from preferences");
} else {
LOG.warning("Database key not migrated to file");
}
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());
}
}
}
@@ -74,7 +81,7 @@ class AndroidAccountManager extends AccountManagerImpl
return PreferenceManager.getDefaultSharedPreferences(appContext);
}
@GuardedBy("stateChangeLock")
// Locking: stateChangeLock
private void deleteAppData(SharedPreferences... clear) {
// Clear and commit shared preferences
for (SharedPreferences prefs : clear) {
@@ -82,46 +89,20 @@ class AndroidAccountManager extends AccountManagerImpl
LOG.warning("Could not clear shared preferences");
}
// Delete files, except lib and shared_prefs directories
Set<File> files = new HashSet<>();
File dataDir = getDataDir();
@Nullable
File[] fileArray = dataDir.listFiles();
if (fileArray == null) {
File dataDir = new File(appContext.getApplicationInfo().dataDir);
File[] children = dataDir.listFiles();
if (children == null) {
LOG.warning("Could not list files in app data dir");
} else {
for (File file : fileArray) {
String name = file.getName();
for (File child : children) {
String name = child.getName();
if (!name.equals("lib") && !name.equals("shared_prefs")) {
files.add(file);
IoUtils.deleteFileOrDir(child);
}
}
}
files.add(appContext.getFilesDir());
files.add(appContext.getCacheDir());
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);
}
}
for (File file : files) {
deleteFileOrDir(file);
}
// Recreate the cache dir as some OpenGL drivers expect it to exist
if (!new File(dataDir, "cache").mkdirs())
if (!new File(dataDir, "cache").mkdir())
LOG.warning("Could not recreate cache dir");
}
private File getDataDir() {
return new File(appContext.getApplicationInfo().dataDir);
}
private void addIfNotNull(Set<File> files, @Nullable File file) {
if (file != null) files.add(file);
}
}

View File

@@ -19,7 +19,9 @@ 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 android.os.BatteryManager.BATTERY_STATUS_CHARGING;
import static android.os.BatteryManager.BATTERY_STATUS_FULL;
import static android.os.BatteryManager.EXTRA_STATUS;
import static java.util.logging.Level.INFO;
import static java.util.logging.Logger.getLogger;
@@ -46,8 +48,9 @@ class AndroidBatteryManager implements BatteryManager, Service {
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;
int status = i.getIntExtra(EXTRA_STATUS, -1);
return status == BATTERY_STATUS_CHARGING ||
status == BATTERY_STATUS_FULL;
}
@Override

View File

@@ -12,8 +12,8 @@ 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.DuplexPluginCallback;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.api.system.Clock;
@@ -51,7 +51,6 @@ import static android.bluetooth.BluetoothDevice.EXTRA_DEVICE;
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
@@ -59,7 +58,7 @@ import static org.briarproject.bramble.util.PrivacyUtils.scrubMacAddress;
class AndroidBluetoothPlugin extends BluetoothPlugin<BluetoothServerSocket> {
private static final Logger LOG =
getLogger(AndroidBluetoothPlugin.class.getName());
Logger.getLogger(AndroidBluetoothPlugin.class.getName());
private static final int MAX_DISCOVERY_MS = 10_000;
@@ -76,7 +75,7 @@ class AndroidBluetoothPlugin extends BluetoothPlugin<BluetoothServerSocket> {
AndroidBluetoothPlugin(BluetoothConnectionLimiter connectionLimiter,
Executor ioExecutor, AndroidExecutor androidExecutor,
Context appContext, SecureRandom secureRandom, Clock clock,
Backoff backoff, PluginCallback callback, int maxLatency) {
Backoff backoff, DuplexPluginCallback callback, int maxLatency) {
super(connectionLimiter, ioExecutor, secureRandom, backoff, callback,
maxLatency);
this.androidExecutor = androidExecutor;
@@ -146,12 +145,6 @@ class AndroidBluetoothPlugin extends BluetoothPlugin<BluetoothServerSocket> {
wasEnabledByUs = true;
}
@Override
void onAdapterDisabled() {
super.onAdapterDisabled();
wasEnabledByUs = false;
}
@Override
@Nullable
String getBluetoothAddress() {

View File

@@ -6,9 +6,9 @@ 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.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.AndroidExecutor;
import org.briarproject.bramble.api.system.Clock;
@@ -61,7 +61,7 @@ public class AndroidBluetoothPluginFactory implements DuplexPluginFactory {
}
@Override
public DuplexPlugin createPlugin(PluginCallback callback) {
public DuplexPlugin createPlugin(DuplexPluginCallback callback) {
BluetoothConnectionLimiter connectionLimiter =
new BluetoothConnectionLimiterImpl();
Backoff backoff = backoffFactory.createBackoff(MIN_POLLING_INTERVAL,

View File

@@ -9,11 +9,11 @@ import android.net.wifi.WifiManager;
import org.briarproject.bramble.PoliteExecutor;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.event.EventListener;
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;
@@ -32,22 +32,17 @@ import static android.net.ConnectivityManager.TYPE_WIFI;
import static android.os.Build.VERSION.SDK_INT;
import static java.util.Collections.emptyList;
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.plugin.Plugin.State.ACTIVE;
import static org.briarproject.bramble.api.plugin.Plugin.State.INACTIVE;
import static org.briarproject.bramble.util.IoUtils.tryToClose;
@NotNullByDefault
class AndroidLanTcpPlugin extends LanTcpPlugin {
private static final Logger LOG =
getLogger(AndroidLanTcpPlugin.class.getName());
class AndroidLanTcpPlugin extends LanTcpPlugin implements EventListener {
private static final byte[] WIFI_AP_ADDRESS_BYTES =
{(byte) 192, (byte) 168, 43, 1};
private static final InetAddress WIFI_AP_ADDRESS;
private static final Logger LOG =
Logger.getLogger(AndroidLanTcpPlugin.class.getName());
static {
try {
WIFI_AP_ADDRESS = InetAddress.getByAddress(WIFI_AP_ADDRESS_BYTES);
@@ -65,7 +60,7 @@ class AndroidLanTcpPlugin extends LanTcpPlugin {
private volatile SocketFactory socketFactory;
AndroidLanTcpPlugin(Executor ioExecutor, Context appContext,
Backoff backoff, PluginCallback callback, int maxLatency,
Backoff backoff, DuplexPluginCallback callback, int maxLatency,
int maxIdleTime) {
super(ioExecutor, backoff, callback, maxLatency, maxIdleTime);
// Don't execute more than one connection status check at a time
@@ -83,11 +78,16 @@ class AndroidLanTcpPlugin extends LanTcpPlugin {
@Override
public void start() {
if (used.getAndSet(true)) throw new IllegalStateException();
Settings settings = callback.getSettings();
state.setStarted(settings.getBoolean(PREF_PLUGIN_ENABLE, false));
running = true;
updateConnectionStatus();
}
@Override
public void stop() {
running = false;
tryToClose(socket);
}
@Override
protected Socket createSocket() throws IOException {
return socketFactory.createSocket();
@@ -137,14 +137,12 @@ class AndroidLanTcpPlugin extends LanTcpPlugin {
@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;
if (!running) return;
Collection<InetAddress> addrs = getLocalIpAddresses();
if (addrs.contains(WIFI_AP_ADDRESS)) {
LOG.info("Providing wifi hotspot");
@@ -153,21 +151,15 @@ class AndroidLanTcpPlugin extends LanTcpPlugin {
// make outgoing connections on API 21+ if another network
// has internet access
socketFactory = SocketFactory.getDefault();
if (s == INACTIVE) bind();
if (socket == null || socket.isClosed()) bind();
} else if (addrs.isEmpty()) {
LOG.info("Not connected to wifi");
socketFactory = SocketFactory.getDefault();
// Server socket may not have been closed automatically when
// interface was taken down. Socket will be cleared and state
// updated in acceptContactConnections()
if (s == ACTIVE) {
LOG.info("Closing server socket");
tryToClose(state.getServerSocket(), LOG, WARNING);
}
tryToClose(socket);
} else {
LOG.info("Connected to wifi");
socketFactory = getSocketFactory();
if (s == INACTIVE) bind();
if (socket == null || socket.isClosed()) bind();
}
});
}

View File

@@ -6,9 +6,9 @@ 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.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 java.util.concurrent.Executor;
@@ -51,7 +51,7 @@ public class AndroidLanTcpPluginFactory implements DuplexPluginFactory {
}
@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,

View File

@@ -11,7 +11,7 @@ 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.plugin.duplex.DuplexPluginCallback;
import org.briarproject.bramble.api.system.Clock;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.api.system.ResourceProvider;
@@ -32,6 +32,9 @@ import static java.util.concurrent.TimeUnit.MINUTES;
@ParametersNotNullByDefault
class AndroidTorPlugin extends TorPlugin {
// This tag may prevent Huawei's power manager from killing us
private static final String WAKE_LOCK_TAG = "LocationManagerService";
private final Context appContext;
private final RenewableWakeLock wakeLock;
@@ -41,19 +44,18 @@ class AndroidTorPlugin extends TorPlugin {
Clock clock, ResourceProvider resourceProvider,
CircumventionProvider circumventionProvider,
BatteryManager batteryManager, Backoff backoff,
TorRendezvousCrypto torRendezvousCrypto,
PluginCallback callback, String architecture, int maxLatency,
DuplexPluginCallback callback, String architecture, int maxLatency,
int maxIdleTime) {
super(ioExecutor, networkManager, locationUtils, torSocketFactory,
clock, resourceProvider, circumventionProvider, batteryManager,
backoff, torRendezvousCrypto, callback, architecture, maxLatency, maxIdleTime,
backoff, callback, architecture, maxLatency, maxIdleTime,
appContext.getDir("tor", MODE_PRIVATE));
this.appContext = appContext;
PowerManager pm = (PowerManager)
appContext.getSystemService(POWER_SERVICE);
if (pm == null) throw new AssertionError();
wakeLock = new RenewableWakeLock(pm, scheduler, PARTIAL_WAKE_LOCK,
getWakeLockTag(), 1, MINUTES);
WAKE_LOCK_TAG, 1, MINUTES);
}
@Override
@@ -74,6 +76,7 @@ class AndroidTorPlugin extends TorPlugin {
@Override
protected void enableNetwork(boolean enable) throws IOException {
if (!running) return;
if (enable) wakeLock.acquire();
super.enableNetwork(enable);
if (!enable) wakeLock.release();
@@ -84,17 +87,4 @@ class AndroidTorPlugin extends TorPlugin {
super.stop();
wakeLock.release();
}
private String getWakeLockTag() {
PackageManager pm = appContext.getPackageManager();
for (PackageInfo info : pm.getInstalledPackages(0)) {
String name = info.packageName.toLowerCase();
if (name.startsWith("com.huawei.powergenie")) {
return "LocationManagerService";
} else if (name.startsWith("com.evenwell.powermonitor")) {
return "AudioIn";
}
}
return getClass().getSimpleName();
}
}

View File

@@ -1,6 +1,7 @@
package org.briarproject.bramble.plugin.tor;
import android.content.Context;
import android.os.Build;
import org.briarproject.bramble.api.battery.BatteryManager;
import org.briarproject.bramble.api.event.EventBus;
@@ -8,10 +9,10 @@ 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.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.Clock;
import org.briarproject.bramble.api.system.LocationUtils;
@@ -83,20 +84,14 @@ public class AndroidTorPluginFactory implements DuplexPluginFactory {
}
@Override
public DuplexPlugin createPlugin(PluginCallback callback) {
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_64")) {
architecture = "x86_64";
break;
} else if (abi.startsWith("x86")) {
if (abi.startsWith("x86")) {
architecture = "x86";
break;
} else if (abi.startsWith("arm64")) {
architecture = "arm64";
break;
} else if (abi.startsWith("armeabi")) {
architecture = "arm";
break;
@@ -106,17 +101,15 @@ public class AndroidTorPluginFactory implements DuplexPluginFactory {
LOG.info("Tor is not supported on this architecture");
return null;
}
// Use position-independent executable
architecture += "_pie";
// 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);
TorRendezvousCrypto torRendezvousCrypto = new TorRendezvousCryptoImpl();
AndroidTorPlugin plugin = new AndroidTorPlugin(ioExecutor, scheduler,
appContext, networkManager, locationUtils, torSocketFactory,
clock, resourceProvider, circumventionProvider, batteryManager,
backoff, torRendezvousCrypto, callback, architecture,
MAX_LATENCY, MAX_IDLE_TIME);
backoff, callback, architecture, MAX_LATENCY, MAX_IDLE_TIME);
eventBus.addListener(plugin);
return plugin;
}

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

@@ -23,7 +23,6 @@ import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import static android.content.Context.WIFI_SERVICE;
import static android.os.Build.VERSION.SDK_INT;
import static android.provider.Settings.Secure.ANDROID_ID;
@Immutable
@@ -75,7 +74,8 @@ class AndroidSecureRandomProvider extends UnixSecureRandomProvider {
// Silence strict mode
StrictMode.ThreadPolicy tp = StrictMode.allowThreadDiskWrites();
super.writeSeed();
if (SDK_INT <= 18) applyOpenSslFix();
if (Build.VERSION.SDK_INT >= 16 && Build.VERSION.SDK_INT <= 18)
applyOpenSslFix();
StrictMode.setThreadPolicy(tp);
}

View File

@@ -1,13 +1,10 @@
package org.briarproject.bramble.system;
import org.briarproject.bramble.api.event.EventExecutor;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.api.system.LocationUtils;
import org.briarproject.bramble.api.system.ResourceProvider;
import org.briarproject.bramble.api.system.SecureRandomProvider;
import java.util.concurrent.Executor;
import javax.inject.Singleton;
import dagger.Module;
@@ -35,13 +32,6 @@ public class AndroidSystemModule {
return androidExecutor;
}
@Provides
@Singleton
@EventExecutor
Executor provideEventExecutor(AndroidExecutor androidExecutor) {
return androidExecutor::runOnUiThread;
}
@Provides
@Singleton
ResourceProvider provideResourceProvider(AndroidResourceProvider provider) {

View File

@@ -6,25 +6,15 @@ 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.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 javax.annotation.Nullable;
import static android.content.Context.MODE_PRIVATE;
import static android.os.Build.VERSION.SDK_INT;
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
@@ -32,10 +22,11 @@ public class AndroidUtils {
private static final String STORED_REPORTS = "dev-reports";
@SuppressWarnings("deprecation")
public static Collection<String> getSupportedArchitectures() {
List<String> abis = new ArrayList<>();
if (SDK_INT >= 21) {
abis.addAll(asList(Build.SUPPORTED_ABIS));
abis.addAll(Arrays.asList(Build.SUPPORTED_ABIS));
} else {
abis.add(Build.CPU_ABI);
if (Build.CPU_ABI2 != null) abis.add(Build.CPU_ABI2);
@@ -45,76 +36,25 @@ 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 "";
}
private 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 File getReportDir(Context ctx) {
return ctx.getDir(STORED_REPORTS, MODE_PRIVATE);
}
/**
* Returns an array of supported content types for image attachments.
* GIFs can't be compressed on API < 24 so they're not supported.
* <p>
* TODO: Remove this restriction when large message support is added
*/
public static String[] getSupportedImageContentTypes() {
if (SDK_INT < 24) return new String[] {"image/jpeg", "image/png"};
else return new String[] {"image/jpeg", "image/png", "image/gif"};
}
}

View File

@@ -16,10 +16,13 @@ import org.junit.Test;
import java.io.File;
import static junit.framework.Assert.assertEquals;
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.getRandomBytes;
import static org.briarproject.bramble.test.TestUtils.getTestDirectory;
import static org.briarproject.bramble.util.StringUtils.toHexString;
public class AndroidAccountManagerTest extends BrambleMockTestCase {
@@ -37,8 +40,11 @@ public class AndroidAccountManagerTest extends BrambleMockTestCase {
private final Application app;
private final ApplicationInfo applicationInfo;
private final String encryptedKeyHex = toHexString(getRandomBytes(123));
private final File testDir = getTestDirectory();
private final File keyDir = new File(testDir, "key");
private final File keyFile = new File(keyDir, "db.key");
private final File keyBackupFile = new File(keyDir, "db.key.bak");
private final File dbDir = new File(testDir, "db");
private AndroidAccountManager accountManager;
@@ -69,6 +75,29 @@ public class AndroidAccountManagerTest extends BrambleMockTestCase {
};
}
@Test
public void testDbKeyIsMigratedFromPreferencesToFile() {
context.checking(new Expectations() {{
oneOf(prefs).getString("key", null);
will(returnValue(encryptedKeyHex));
oneOf(prefs).edit();
will(returnValue(editor));
oneOf(editor).remove("key");
will(returnValue(editor));
oneOf(editor).commit();
will(returnValue(true));
}});
assertFalse(keyFile.exists());
assertFalse(keyBackupFile.exists());
assertEquals(encryptedKeyHex,
accountManager.loadEncryptedDatabaseKey());
assertTrue(keyFile.exists());
assertTrue(keyBackupFile.exists());
}
@Test
public void testDeleteAccountClearsSharedPrefsAndDeletesFiles()
throws Exception {
@@ -83,8 +112,6 @@ public class AndroidAccountManagerTest extends BrambleMockTestCase {
// 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();
@@ -99,14 +126,8 @@ public class AndroidAccountManagerTest extends BrambleMockTestCase {
will(returnValue(editor));
oneOf(editor).commit();
will(returnValue(true));
allowing(app).getApplicationInfo();
oneOf(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());
@@ -119,8 +140,6 @@ public class AndroidAccountManagerTest extends BrambleMockTestCase {
assertTrue(cacheFile.createNewFile());
assertTrue(potatoDir.mkdirs());
assertTrue(potatoFile.createNewFile());
assertTrue(filesDir.mkdirs());
assertTrue(externalCacheDir.mkdirs());
accountManager.deleteAccount();
@@ -134,8 +153,6 @@ public class AndroidAccountManagerTest extends BrambleMockTestCase {
assertFalse(cacheFile.exists());
assertFalse(potatoDir.exists());
assertFalse(potatoFile.exists());
assertFalse(filesDir.exists());
assertFalse(externalCacheDir.exists());
}
@After

View File

@@ -1,47 +1,47 @@
dependencyVerification {
verify = [
'cglib:cglib:3.2.0:cglib-3.2.0.jar:adb13bab79712ad6bdf1bd59f2a3918018a8016e722e8a357065afb9e6690861',
'com.android.tools.analytics-library:protos:26.5.1:protos-26.5.1.jar:8dde1130725461fe827f2a343d353f2b51e8870661fc860d7d5ebddb097ead4e',
'com.android.tools.analytics-library:shared:26.5.1:shared-26.5.1.jar:ccc2f3b00ec17b11401610ba68553544fc8fc517120e84439ac6eb86b875e18d',
'com.android.tools.analytics-library:tracker:26.5.1:tracker-26.5.1.jar:3a76984c0fe2e847ca7a8b35b4780ef0447a9d1666946cb8e60466318e0ab5ae',
'com.android.tools.build:aapt2-proto:0.4.0:aapt2-proto-0.4.0.jar:fac0435e08898f89eeeb9ca236bea707155ff816c12205ced285ad53604133ca',
'com.android.tools.build:apksig:3.5.1:apksig-3.5.1.jar:1fd33e7f009a2a0da766cfeec4211a09f548034b015c289a66d75dd8a9302f4a',
'com.android.tools.build:apkzlib:3.5.1:apkzlib-3.5.1.jar:9f330167cbe973b7db407692f74f4f6453b7ffa5f2048934b06280c2ceee60fa',
'com.android.tools.build:builder-model:3.5.1:builder-model-3.5.1.jar:39ea3c82b76b6e0c9f9fa88d93e0edc1dd4a0f1dfae0ef6fbf2d451da47e5450',
'com.android.tools.build:builder-test-api:3.5.1:builder-test-api-3.5.1.jar:a1b59305584cbcaa078fdc9cfb80871012755b822dd32e8da19add6f7bbcb762',
'com.android.tools.build:builder:3.5.1:builder-3.5.1.jar:e3a8d382434c5f60990730c4719fc814e85a898a33a1e96c1df8d627d3c6eea6',
'com.android.tools.build:gradle-api:3.5.1:gradle-api-3.5.1.jar:be9b41859bace11998f66b04ed944f87e413f3ad6da3c4665587699da125addc',
'com.android.tools.build:manifest-merger:26.5.1:manifest-merger-26.5.1.jar:dcad9ecb967251f4d750f55a4204a2b400e8fbfe5cb930a1d0d5dbe10ae8bdfc',
'com.android.tools.ddms:ddmlib:26.5.1:ddmlib-26.5.1.jar:b081aef2a4ed3f4d47cae4cdb128469735f25a114e026d37123bf9ffdec742a8',
'com.android.tools.external.com-intellij:intellij-core:26.5.1:intellij-core-26.5.1.jar:20eced30adc124805bd93488d9cd9d3e33e6bf7b48e9fe5a703d4983f894d450',
'com.android.tools.external.com-intellij:kotlin-compiler:26.5.1:kotlin-compiler-26.5.1.jar:5aed762dd54875b77ae7018d97c05756ff0c5b9fd02ec595dd396ccd14cc22cb',
'com.android.tools.external.org-jetbrains:uast:26.5.1:uast-26.5.1.jar:4bc8653d6c0943f40fee963a149e36c6baa45683d2530968a13f5007e3c40740',
'com.android.tools.layoutlib:layoutlib-api:26.5.1:layoutlib-api-26.5.1.jar:88732f11396c427273e515d23042e35633f4fe4295528a99b866aa2adf0efd9c',
'com.android.tools.lint:lint-api:26.5.1:lint-api-26.5.1.jar:ec33fcd72bfaf70dd841e03fbfd93f109c2e575aec146067c606689c3972f0de',
'com.android.tools.lint:lint-checks:26.5.1:lint-checks-26.5.1.jar:a1b9607d484aaae7a71dcecdc76f8003d8239af226c776894a2cf63f9e6c60d7',
'com.android.tools.lint:lint-gradle-api:26.5.1:lint-gradle-api-26.5.1.jar:82453fd98a8394cc84ed995c04d2cd744abd1d6589403427ba7eef53115406f3',
'com.android.tools.lint:lint-gradle:26.5.1:lint-gradle-26.5.1.jar:59465b56cf7db77c656d5f8195d721c3d48b6bdd0502d774de335bfe4baff00b',
'com.android.tools.lint:lint:26.5.1:lint-26.5.1.jar:336e4b04ec6f8b0f25879131b7a7862d77df83a1879ee5b71be26128755f8e2e',
'com.android.tools:annotations:26.5.1:annotations-26.5.1.jar:2c43c82f8c59d8f7a61e3239e1a2dc9f69dc342ec09af9b7c9f69b25337c0b6e',
'com.android.tools:common:26.5.1:common-26.5.1.jar:eccfa54486ed54c4e3123cc42195d023bd0dd21bcd2f0e4868e8c6fc70f8ef6b',
'com.android.tools:dvlib:26.5.1:dvlib-26.5.1.jar:46f93ad498b4756e7d867d2fe38c38890a80e7407a4ae459e4a8c8d5c5aeacfe',
'com.android.tools:repository:26.5.1:repository-26.5.1.jar:2b3ee791aa4c3e8ce60498c161a27ca7228816fc630eed4d9f25f2f36a106dce',
'com.android.tools:sdk-common:26.5.1:sdk-common-26.5.1.jar:365f749676c3574676fd465177c8a492f340816db2b520d6ed114d3b6e77bea7',
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@@ -50,41 +50,39 @@ dependencyVerification {
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'org.jetbrains.trove4j:trove4j:20160824:trove4j-20160824.jar:1917871c8deb468307a584680c87a44572f5a8b0b98c6d397fc0f5f86596dbe7',
'org.jetbrains:annotations:13.0:annotations-13.0.jar:ace2a10dc8e2d5fd34925ecac03e4988b2c0f851650c94b8cef49ba1bd111478',
'org.jmock:jmock-junit4:2.8.2:jmock-junit4-2.8.2.jar:f7ee4df4f7bd7b7f1cafad3b99eb74d579f109d5992ff625347352edb55e674c',

View File

@@ -7,7 +7,7 @@ apply plugin: 'witness'
apply from: 'witness.gradle'
dependencies {
implementation "com.google.dagger:dagger:2.24"
implementation "com.google.dagger:dagger:2.19"
implementation 'com.google.code.findbugs:jsr305:3.0.2'
testImplementation 'junit:junit:4.12'

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;
/**
* Interface for specifying which features are enabled in a build.
*/
public interface FeatureFlags {
boolean shouldEnableImageAttachments();
}

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

@@ -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

@@ -33,8 +33,7 @@ public abstract class BdfIncomingMessageHook implements IncomingMessageHook {
/**
* Called once for each incoming message that passes validation.
*
* @param txn A read-write transaction
* @return Whether or not this message should be shared
* @return whether or not this message should be shared
* @throws DbException Should only be used for real database errors.
* If this is thrown, delivery will be attempted again at next startup,
* whereas if a FormatException is thrown, the message will be permanently

View File

@@ -1,8 +1,6 @@
package org.briarproject.bramble.api.client;
import org.briarproject.bramble.api.FormatException;
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;
@@ -25,10 +23,7 @@ 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;
@@ -101,18 +96,14 @@ public interface ClientHelper {
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;
byte[] publicKey) throws FormatException, GeneralSecurityException;
Author parseAndValidateAuthor(BdfList author) throws FormatException;
PublicKey parseAndValidateAgreementPublicKey(byte[] publicKeyBytes)
throws FormatException;
TransportProperties parseAndValidateTransportProperties(
BdfDictionary properties) throws FormatException;

View File

@@ -1,6 +1,5 @@
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;
@@ -20,13 +19,10 @@ public class Contact {
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) {
@Nullable String alias, boolean verified, boolean active) {
if (alias != null) {
int aliasLength = toUtf8(alias).length;
if (aliasLength == 0 || aliasLength > MAX_AUTHOR_NAME_LENGTH)
@@ -36,8 +32,8 @@ public class Contact {
this.author = author;
this.localAuthorId = localAuthorId;
this.alias = alias;
this.handshakePublicKey = handshakePublicKey;
this.verified = verified;
this.active = active;
}
public ContactId getId() {
@@ -57,15 +53,14 @@ public class Contact {
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();
}

View File

@@ -1,37 +0,0 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.db.ContactExistsException;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
import java.io.IOException;
@NotNullByDefault
public interface ContactExchangeManager {
/**
* Exchanges contact information with a remote peer and adds the peer
* as a contact.
*
* @param alice Whether the local peer takes the role of Alice
* @return The newly added contact
* @throws ContactExistsException If the contact already exists
*/
Contact exchangeContacts(DuplexTransportConnection conn,
SecretKey masterKey, boolean alice, boolean verified)
throws IOException, DbException;
/**
* Exchanges contact information with a remote peer and adds the peer
* as a contact, replacing the given pending contact.
*
* @param alice Whether the local peer takes the role of Alice
* @return The newly added contact
* @throws ContactExistsException If the contact already exists
*/
Contact exchangeContacts(PendingContactId p, DuplexTransportConnection conn,
SecretKey masterKey, boolean alice, boolean verified)
throws IOException, DbException;
}

View File

@@ -0,0 +1,48 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.identity.LocalAuthor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
/**
* A task for conducting a contact information exchange with a remote peer.
*/
@NotNullByDefault
public interface ContactExchangeTask {
/**
* The current version of the contact exchange protocol.
*/
byte PROTOCOL_VERSION = 1;
/**
* Label for deriving Alice's header key from the master secret.
*/
String ALICE_KEY_LABEL =
"org.briarproject.bramble.contact/ALICE_HEADER_KEY";
/**
* Label for deriving Bob's header key from the master secret.
*/
String BOB_KEY_LABEL = "org.briarproject.bramble.contact/BOB_HEADER_KEY";
/**
* Label for deriving Alice's key binding nonce from the master secret.
*/
String ALICE_NONCE_LABEL = "org.briarproject.bramble.contact/ALICE_NONCE";
/**
* Label for deriving Bob's key binding nonce from the master secret.
*/
String BOB_NONCE_LABEL = "org.briarproject.bramble.contact/BOB_NONCE";
/**
* Exchanges contact information with a remote peer.
*/
void startExchange(ContactExchangeListener listener,
LocalAuthor localAuthor, SecretKey masterSecret,
DuplexTransportConnection conn, TransportId transportId,
boolean alice);
}

View File

@@ -2,7 +2,6 @@ package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
/**
@@ -29,7 +28,7 @@ public class ContactId {
}
@Override
public boolean equals(@Nullable Object o) {
public boolean equals(Object o) {
return o instanceof ContactId && id == ((ContactId) o).id;
}
}

View File

@@ -1,13 +1,7 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.FormatException;
import org.briarproject.bramble.api.Pair;
import org.briarproject.bramble.api.UnsupportedVersionException;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.db.ContactExistsException;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.db.NoSuchContactException;
import org.briarproject.bramble.api.db.PendingContactExistsException;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.identity.AuthorId;
@@ -15,7 +9,6 @@ import org.briarproject.bramble.api.identity.AuthorInfo;
import org.briarproject.bramble.api.lifecycle.LifecycleManager;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import java.security.GeneralSecurityException;
import java.util.Collection;
import javax.annotation.Nullable;
@@ -32,152 +25,60 @@ public interface ContactManager {
/**
* Stores a contact associated with the given local and remote pseudonyms,
* derives and stores rotation mode transport keys for each transport, and
* returns an ID for the contact.
*
* @param rootKey The root key for a set of rotation mode transport keys
* @param timestamp The timestamp for deriving rotation mode transport
* keys from the root key
* @param alice True if the local party is Alice
* @param verified True if the contact's identity has been verified, which
* is true if the contact was added in person or false if the contact was
* introduced or added remotely
* @param active True if the rotation mode transport keys can be used for
* outgoing streams
*/
ContactId addContact(Transaction txn, Author remote, AuthorId local,
SecretKey rootKey, long timestamp, boolean alice, boolean verified,
boolean active) throws DbException;
/**
* Stores a contact associated with the given local and remote pseudonyms,
* replacing the given pending contact, derives and stores handshake mode
* and rotation mode transport keys for each transport, and returns an ID
* derives and stores transport keys for each transport, and returns an ID
* for the contact.
*
* @param rootKey The root key for a set of rotation mode transport keys
* @param timestamp The timestamp for deriving rotation mode transport
* keys from the root key
* @param alice True if the local party is Alice
* @param verified True if the contact's identity has been verified, which
* is true if the contact was added in person or false if the contact was
* introduced or added remotely
* @param active True if the rotation mode transport keys can be used for
* outgoing streams
* @throws GeneralSecurityException If the pending contact's handshake
* public key is invalid
* @param alice true if the local party is Alice
*/
ContactId addContact(Transaction txn, PendingContactId p, Author remote,
AuthorId local, SecretKey rootKey, long timestamp, boolean alice,
boolean verified, boolean active)
throws DbException, GeneralSecurityException;
ContactId addContact(Transaction txn, Author remote, AuthorId local,
SecretKey master, long timestamp, boolean alice, boolean verified,
boolean active) throws DbException;
/**
* Stores a contact associated with the given local and remote pseudonyms
* and returns an ID for the contact.
*
* @param verified True if the contact's identity has been verified, which
* is true if the contact was added in person or false if the contact was
* introduced or added remotely
*/
ContactId addContact(Transaction txn, Author remote, AuthorId local,
boolean verified) throws DbException;
boolean verified, boolean active) throws DbException;
/**
* Stores a contact associated with the given local and remote pseudonyms,
* derives and stores rotation mode transport keys for each transport, and
* returns an ID for the contact.
* derives and stores transport keys for each transport, and returns an ID
* for the contact.
*
* @param rootKey The root key for a set of rotation mode transport keys
* @param timestamp The timestamp for deriving rotation mode transport
* keys from the root key
* @param alice True if the local party is Alice
* @param verified True if the contact's identity has been verified, which
* is true if the contact was added in person or false if the contact was
* introduced or added remotely
* @param active True if the rotation mode transport keys can be used for
* outgoing streams
* @param alice true if the local party is Alice
*/
ContactId addContact(Author remote, AuthorId local, SecretKey rootKey,
ContactId addContact(Author remote, AuthorId local, SecretKey master,
long timestamp, boolean alice, boolean verified, boolean active)
throws DbException;
/**
* Returns the handshake link that needs to be sent to a contact we want
* to add.
*/
String getHandshakeLink() throws DbException;
/**
* Creates a {@link PendingContact} from the given handshake link and
* alias, adds it to the database and returns it.
*
* @param link The handshake link received from the pending contact
* @param alias The alias the user has given this pending contact
* @throws UnsupportedVersionException If the link uses a format version
* that is not supported
* @throws FormatException If the link is invalid
* @throws GeneralSecurityException If the pending contact's handshake
* public key is invalid
* @throws ContactExistsException If a contact with the same handshake
* public key already exists
* @throws PendingContactExistsException If a pending contact with the same
* handshake public key already exists
*/
PendingContact addPendingContact(String link, String alias)
throws DbException, FormatException, GeneralSecurityException,
ContactExistsException, PendingContactExistsException;
/**
* Returns the pending contact with the given ID.
*/
PendingContact getPendingContact(Transaction txn, PendingContactId p)
throws DbException;
/**
* Returns a list of {@link PendingContact PendingContacts} and their
* {@link PendingContactState states}.
*/
Collection<Pair<PendingContact, PendingContactState>> getPendingContacts()
throws DbException;
/**
* Removes a {@link PendingContact}.
*/
void removePendingContact(PendingContactId p) throws DbException;
/**
* Returns the contact with the given ID.
*/
Contact getContact(ContactId c) throws DbException;
/**
* Returns the contact with the given ID.
*/
Contact getContact(Transaction txn, ContactId c) throws DbException;
/**
* Returns the contact with the given {@code remoteAuthorId}
* that belongs to the local pseudonym with the given {@code localAuthorId}.
* Returns the contact with the given remoteAuthorId
* that was added by the LocalAuthor with the given localAuthorId
*
* @throws NoSuchContactException If the contact is not in the database
* @throws org.briarproject.bramble.api.db.NoSuchContactException
*/
Contact getContact(AuthorId remoteAuthorId, AuthorId localAuthorId)
throws DbException;
/**
* Returns the contact with the given {@code remoteAuthorId}
* that belongs to the local pseudonym with the given {@code localAuthorId}.
* Returns the contact with the given remoteAuthorId
* that was added by the LocalAuthor with the given localAuthorId
*
* @throws NoSuchContactException If the contact is not in the database
* @throws org.briarproject.bramble.api.db.NoSuchContactException
*/
Contact getContact(Transaction txn, AuthorId remoteAuthorId,
AuthorId localAuthorId) throws DbException;
/**
* Returns all contacts.
* Returns all active contacts.
*/
Collection<Contact> getContacts() throws DbException;
Collection<Contact> getActiveContacts() throws DbException;
/**
* Removes a contact and all associated state.
@@ -190,27 +91,31 @@ public interface ContactManager {
void removeContact(Transaction txn, ContactId c) throws DbException;
/**
* Sets an alias for the contact or unsets it if {@code alias} is null.
* Marks a contact as active or inactive.
*/
void setContactActive(Transaction txn, ContactId c, boolean active)
throws DbException;
/**
* Sets an alias name for the contact or unsets it if alias is null.
*/
void setContactAlias(Transaction txn, ContactId c, @Nullable String alias)
throws DbException;
/**
* Sets an alias for the contact or unsets it if {@code alias} is null.
* Sets an alias name for the contact or unsets it if alias is null.
*/
void setContactAlias(ContactId c, @Nullable String alias)
throws DbException;
/**
* Returns true if a contact with this {@code remoteAuthorId} belongs to
* the local pseudonym with this {@code localAuthorId}.
* Return true if a contact with this name and public key already exists
*/
boolean contactExists(Transaction txn, AuthorId remoteAuthorId,
AuthorId localAuthorId) throws DbException;
/**
* Returns true if a contact with this {@code remoteAuthorId} belongs to
* the local pseudonym with this {@code localAuthorId}.
* Return true if a contact with this name and public key already exists
*/
boolean contactExists(AuthorId remoteAuthorId, AuthorId localAuthorId)
throws DbException;
@@ -227,20 +132,8 @@ public interface ContactManager {
interface ContactHook {
/**
* Called when a contact is being added.
*
* @param txn A read-write transaction
* @param c The contact that is being added
*/
void addingContact(Transaction txn, Contact c) throws DbException;
/**
* Called when a contact is being removed
*
* @param txn A read-write transaction
* @param c The contact that is being removed
*/
void removingContact(Transaction txn, Contact c) throws DbException;
}
}

View File

@@ -1,34 +0,0 @@
package org.briarproject.bramble.api.contact;
import java.util.regex.Pattern;
public interface HandshakeLinkConstants {
/**
* The current version of the handshake link format.
*/
int FORMAT_VERSION = 0;
/**
* The length of a base32-encoded handshake link in bytes, excluding the
* 'briar://' prefix.
*/
int BASE32_LINK_BYTES = 53;
/**
* The length of a raw handshake link in bytes, before base32 encoding.
*/
int RAW_LINK_BYTES = 33;
/**
* Regular expression for matching handshake links, including or excluding
* the 'briar://' prefix.
*/
Pattern LINK_REGEX =
Pattern.compile("(briar://)?([a-z2-7]{" + BASE32_LINK_BYTES + "})");
/**
* Label for hashing handshake public keys to calculate their identifiers.
*/
String ID_LABEL = "org.briarproject.bramble/HANDSHAKE_KEY_ID";
}

View File

@@ -1,45 +0,0 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.transport.StreamWriter;
import java.io.IOException;
import java.io.InputStream;
@NotNullByDefault
public interface HandshakeManager {
/**
* Handshakes with the given pending contact. Returns an ephemeral master
* key authenticated with both parties' handshake key pairs and a flag
* indicating whether the local peer is Alice or Bob.
*
* @param in An incoming stream for the handshake, which must be secured in
* handshake mode
* @param out An outgoing stream for the handshake, which must be secured
* in handshake mode
*/
HandshakeResult handshake(PendingContactId p, InputStream in,
StreamWriter out) throws DbException, IOException;
class HandshakeResult {
private final SecretKey masterKey;
private final boolean alice;
public HandshakeResult(SecretKey masterKey, boolean alice) {
this.masterKey = masterKey;
this.alice = alice;
}
public SecretKey getMasterKey() {
return masterKey;
}
public boolean isAlice() {
return alice;
}
}
}

View File

@@ -1,51 +0,0 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.crypto.PublicKey;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
@Immutable
@NotNullByDefault
public class PendingContact {
private final PendingContactId id;
private final PublicKey publicKey;
private final String alias;
private final long timestamp;
public PendingContact(PendingContactId id, PublicKey publicKey,
String alias, long timestamp) {
this.id = id;
this.publicKey = publicKey;
this.alias = alias;
this.timestamp = timestamp;
}
public PendingContactId getId() {
return id;
}
public PublicKey getPublicKey() {
return publicKey;
}
public String getAlias() {
return alias;
}
public long getTimestamp() {
return timestamp;
}
@Override
public int hashCode() {
return id.hashCode();
}
@Override
public boolean equals(Object o) {
return o instanceof PendingContact &&
id.equals(((PendingContact) o).id);
}
}

View File

@@ -1,25 +0,0 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.UniqueId;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.Nullable;
import javax.annotation.concurrent.ThreadSafe;
/**
* Type-safe wrapper for a byte array that uniquely identifies a
* {@link PendingContact}.
*/
@ThreadSafe
@NotNullByDefault
public class PendingContactId extends UniqueId {
public PendingContactId(byte[] id) {
super(id);
}
@Override
public boolean equals(@Nullable Object o) {
return o instanceof PendingContactId && super.equals(o);
}
}

View File

@@ -1,10 +0,0 @@
package org.briarproject.bramble.api.contact;
public enum PendingContactState {
WAITING_FOR_CONNECTION,
OFFLINE,
CONNECTING,
ADDING_CONTACT,
FAILED
}

View File

@@ -1,9 +1,9 @@
package org.briarproject.bramble.contact;
package org.briarproject.bramble.api.contact;
/**
* Record types for the contact exchange protocol.
*/
interface ContactExchangeRecordTypes {
public interface RecordTypes {
byte CONTACT_INFO = 0;
}

View File

@@ -14,18 +14,18 @@ import javax.annotation.concurrent.Immutable;
public class ContactAddedEvent extends Event {
private final ContactId contactId;
private final boolean verified;
private final boolean active;
public ContactAddedEvent(ContactId contactId, boolean verified) {
public ContactAddedEvent(ContactId contactId, boolean active) {
this.contactId = contactId;
this.verified = verified;
this.active = active;
}
public ContactId getContactId() {
return contactId;
}
public boolean isVerified() {
return verified;
public boolean isActive() {
return active;
}
}

View File

@@ -0,0 +1,31 @@
package org.briarproject.bramble.api.contact.event;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when a contact is marked active or inactive.
*/
@Immutable
@NotNullByDefault
public class ContactStatusChangedEvent extends Event {
private final ContactId contactId;
private final boolean active;
public ContactStatusChangedEvent(ContactId contactId, boolean active) {
this.contactId = contactId;
this.active = active;
}
public ContactId getContactId() {
return contactId;
}
public boolean isActive() {
return active;
}
}

View File

@@ -1,25 +0,0 @@
package org.briarproject.bramble.api.contact.event;
import org.briarproject.bramble.api.contact.PendingContact;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when a pending contact is added.
*/
@Immutable
@NotNullByDefault
public class PendingContactAddedEvent extends Event {
private final PendingContact pendingContact;
public PendingContactAddedEvent(PendingContact pendingContact) {
this.pendingContact = pendingContact;
}
public PendingContact getPendingContact() {
return pendingContact;
}
}

View File

@@ -1,26 +0,0 @@
package org.briarproject.bramble.api.contact.event;
import org.briarproject.bramble.api.contact.PendingContactId;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when a pending contact is removed.
*/
@Immutable
@NotNullByDefault
public class PendingContactRemovedEvent extends Event {
private final PendingContactId id;
public PendingContactRemovedEvent(PendingContactId id) {
this.id = id;
}
public PendingContactId getId() {
return id;
}
}

View File

@@ -1,34 +0,0 @@
package org.briarproject.bramble.api.contact.event;
import org.briarproject.bramble.api.contact.PendingContactId;
import org.briarproject.bramble.api.contact.PendingContactState;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when a pending contact's state is changed.
*/
@Immutable
@NotNullByDefault
public class PendingContactStateChangedEvent extends Event {
private final PendingContactId id;
private final PendingContactState state;
public PendingContactStateChangedEvent(PendingContactId id,
PendingContactState state) {
this.id = id;
this.state = state;
}
public PendingContactId getId() {
return id;
}
public PendingContactState getPendingContactState() {
return state;
}
}

View File

@@ -1,30 +0,0 @@
package org.briarproject.bramble.api.crypto;
import org.briarproject.bramble.api.Bytes;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.crypto.CryptoConstants.KEY_TYPE_AGREEMENT;
/**
* Type-safe wrapper for a private key used for key agreement.
*/
@Immutable
@NotNullByDefault
public class AgreementPrivateKey extends Bytes implements PrivateKey {
public AgreementPrivateKey(byte[] encoded) {
super(encoded);
}
@Override
public String getKeyType() {
return KEY_TYPE_AGREEMENT;
}
@Override
public byte[] getEncoded() {
return getBytes();
}
}

View File

@@ -1,35 +0,0 @@
package org.briarproject.bramble.api.crypto;
import org.briarproject.bramble.api.Bytes;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.crypto.CryptoConstants.KEY_TYPE_AGREEMENT;
import static org.briarproject.bramble.api.crypto.CryptoConstants.MAX_AGREEMENT_PUBLIC_KEY_BYTES;
/**
* Type-safe wrapper for a public key used for key agreement.
*/
@Immutable
@NotNullByDefault
public class AgreementPublicKey extends Bytes implements PublicKey {
public AgreementPublicKey(byte[] encoded) {
super(encoded);
if (encoded.length == 0 ||
encoded.length > MAX_AGREEMENT_PUBLIC_KEY_BYTES) {
throw new IllegalArgumentException();
}
}
@Override
public String getKeyType() {
return KEY_TYPE_AGREEMENT;
}
@Override
public byte[] getEncoded() {
return getBytes();
}
}

View File

@@ -27,78 +27,54 @@ public interface CryptoComponent {
/**
* Derives another secret key from the given secret key.
*
* @param label A namespaced label indicating the purpose of the derived
* @param label a namespaced label indicating the purpose of the derived
* key, to prevent it from being repurposed or colliding with a key derived
* for another purpose
* @param inputs Additional inputs that will be included in the derivation
* of the key
*/
SecretKey deriveKey(String label, SecretKey k, byte[]... inputs);
/**
* Derives a shared secret from two key pairs.
* Derives a common shared secret from two public keys and one of the
* corresponding private keys.
*
* @param label A namespaced label indicating the purpose of this shared
* @param label a namespaced label indicating the purpose of this shared
* secret, to prevent it from being repurposed or colliding with a shared
* secret derived for another purpose
* @param theirPublicKey The public key of the remote party
* @param ourKeyPair The key pair of the local party
* @param inputs Additional inputs that will be included in the derivation
* of the shared secret
* @return The shared secret
* @param theirPublicKey the public key of the remote party
* @param ourKeyPair the key pair of the local party
* @return the shared secret
*/
SecretKey deriveSharedSecret(String label, PublicKey theirPublicKey,
KeyPair ourKeyPair, byte[]... inputs)
throws GeneralSecurityException;
/**
* Derives a shared secret from two static and two ephemeral key pairs.
*
* @param label A namespaced label indicating the purpose of this shared
* secret, to prevent it from being repurposed or colliding with a shared
* secret derived for another purpose
* @param theirStaticPublicKey The static public key of the remote party
* @param theirEphemeralPublicKey The ephemeral public key of the remote
* party
* @param ourStaticKeyPair The static key pair of the local party
* @param ourEphemeralKeyPair The ephemeral key pair of the local party
* @param alice True if the local party is Alice
* @param inputs Additional inputs that will be included in the
* derivation of the shared secret
* @return The shared secret
*/
SecretKey deriveSharedSecret(String label, PublicKey theirStaticPublicKey,
PublicKey theirEphemeralPublicKey, KeyPair ourStaticKeyPair,
KeyPair ourEphemeralKeyPair, boolean alice, byte[]... inputs)
throws GeneralSecurityException;
/**
* Signs the given byte[] with the given private key.
*
* @param label A namespaced label indicating the purpose of this
* @param label a namespaced label indicating the purpose of this
* signature, to prevent it from being repurposed or colliding with a
* signature created for another purpose
*/
byte[] sign(String label, byte[] toSign, PrivateKey privateKey)
byte[] sign(String label, byte[] toSign, byte[] privateKey)
throws GeneralSecurityException;
/**
* Verifies that the given signature is valid for the signed data
* and the given public key.
*
* @param label A namespaced label indicating the purpose of this
* @param label a namespaced label indicating the purpose of this
* signature, to prevent it from being repurposed or colliding with a
* signature created for another purpose
* @return True if the signature was valid, false otherwise.
* @return true if the signature was valid, false otherwise.
*/
boolean verifySignature(byte[] signature, String label, byte[] signed,
PublicKey publicKey) throws GeneralSecurityException;
byte[] publicKey) throws GeneralSecurityException;
/**
* Returns the hash of the given inputs. The inputs are unambiguously
* combined by prefixing each input with its length.
*
* @param label A namespaced label indicating the purpose of this hash, to
* @param label a namespaced label indicating the purpose of this hash, to
* prevent it from being repurposed or colliding with a hash created for
* another purpose
*/
@@ -109,7 +85,7 @@ public interface CryptoComponent {
* given inputs. The inputs are unambiguously combined by prefixing each
* input with its length.
*
* @param label A namespaced label indicating the purpose of this MAC, to
* @param label a namespaced label indicating the purpose of this MAC, to
* prevent it from being repurposed or colliding with a MAC created for
* another purpose
*/
@@ -119,10 +95,10 @@ public interface CryptoComponent {
* Verifies that the given message authentication code is valid for the
* given secret key and inputs.
*
* @param label A namespaced label indicating the purpose of this MAC, to
* @param label a namespaced label indicating the purpose of this MAC, to
* prevent it from being repurposed or colliding with a MAC created for
* another purpose
* @return True if the MAC was valid, false otherwise.
* @return true if the MAC was valid, false otherwise.
*/
boolean verifyMac(byte[] mac, String label, SecretKey macKey,
byte[]... inputs);
@@ -132,32 +108,17 @@ public interface CryptoComponent {
* storage. The encryption and authentication keys are derived from the
* given password. The ciphertext will be decryptable using the same
* password after the app restarts.
*
* @param keyStrengthener Used to strengthen the password-based key. If
* null, the password-based key will not be strengthened
*/
byte[] encryptWithPassword(byte[] plaintext, String password,
@Nullable KeyStrengthener keyStrengthener);
byte[] encryptWithPassword(byte[] plaintext, String password);
/**
* Decrypts and authenticates the given ciphertext that has been read from
* storage. The encryption and authentication keys are derived from the
* given password. Returns null if the ciphertext cannot be decrypted and
* authenticated (for example, if the password is wrong).
*
* @param keyStrengthener Used to strengthen the password-based key. If
* null, or if strengthening was not used when encrypting the ciphertext,
* the password-based key will not be strengthened
*/
@Nullable
byte[] decryptWithPassword(byte[] ciphertext, String password,
@Nullable KeyStrengthener keyStrengthener);
/**
* Returns true if the given ciphertext was encrypted using a strengthened
* key. The validity of the ciphertext is not checked.
*/
boolean isEncryptedWithStrengthenedKey(byte[] ciphertext);
byte[] decryptWithPassword(byte[] ciphertext, String password);
/**
* Encrypts the given plaintext to the given public key.

View File

@@ -7,21 +7,11 @@ public interface CryptoConstants {
*/
int MAX_AGREEMENT_PUBLIC_KEY_BYTES = 32;
/**
* The key type for agreement key pairs.
*/
String KEY_TYPE_AGREEMENT = "Curve25519";
/**
* The maximum length of a signature public key in bytes.
*/
int MAX_SIGNATURE_PUBLIC_KEY_BYTES = 32;
/**
* The key type for signature key pairs.
*/
String KEY_TYPE_SIGNATURE = "Ed25519";
/**
* The maximum length of a signature in bytes.
*/

View File

@@ -2,7 +2,7 @@ package org.briarproject.bramble.api.crypto;
/**
* Crypto operations for the key agreement protocol - see
* https://code.briarproject.org/briar/briar-spec/blob/master/protocols/BQP.md
* https://code.briarproject.org/akwizgran/briar-spec/blob/master/protocols/BQP.md
*/
public interface KeyAgreementCrypto {

View File

@@ -15,8 +15,6 @@ public class KeyPair {
private final PrivateKey privateKey;
public KeyPair(PublicKey publicKey, PrivateKey privateKey) {
if (!publicKey.getKeyType().equals(privateKey.getKeyType()))
throw new IllegalArgumentException();
this.publicKey = publicKey;
this.privateKey = privateKey;
}

View File

@@ -1,23 +0,0 @@
package org.briarproject.bramble.api.crypto;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
/**
* Interface for strengthening a password-based key, for example by using a
* key stored in a key management service or hardware security module.
*/
@NotNullByDefault
public interface KeyStrengthener {
/**
* Returns true if the strengthener has been initialised.
*/
@SuppressWarnings("BooleanMethodIsAlwaysInverted")
boolean isInitialised();
/**
* Initialises the strengthener if necessary and returns a strong key
* derived from the given key.
*/
SecretKey strengthenKey(SecretKey k);
}

View File

@@ -8,11 +8,6 @@ import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface PrivateKey {
/**
* Returns the type of this key pair.
*/
String getKeyType();
/**
* Returns the encoded representation of this key.
*/

View File

@@ -8,11 +8,6 @@ import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface PublicKey {
/**
* Returns the type of this key pair.
*/
String getKeyType();
/**
* Returns the encoded representation of this key.
*/

View File

@@ -1,30 +0,0 @@
package org.briarproject.bramble.api.crypto;
import org.briarproject.bramble.api.Bytes;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.crypto.CryptoConstants.KEY_TYPE_SIGNATURE;
/**
* Type-safe wrapper for a public key used for signing.
*/
@Immutable
@NotNullByDefault
public class SignaturePrivateKey extends Bytes implements PrivateKey {
public SignaturePrivateKey(byte[] bytes) {
super(bytes);
}
@Override
public String getKeyType() {
return KEY_TYPE_SIGNATURE;
}
@Override
public byte[] getEncoded() {
return getBytes();
}
}

View File

@@ -1,35 +0,0 @@
package org.briarproject.bramble.api.crypto;
import org.briarproject.bramble.api.Bytes;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.crypto.CryptoConstants.KEY_TYPE_SIGNATURE;
import static org.briarproject.bramble.api.crypto.CryptoConstants.MAX_SIGNATURE_PUBLIC_KEY_BYTES;
/**
* Type-safe wrapper for a public key used for verifying signatures.
*/
@Immutable
@NotNullByDefault
public class SignaturePublicKey extends Bytes implements PublicKey {
public SignaturePublicKey(byte[] encoded) {
super(encoded);
if (encoded.length == 0 ||
encoded.length > MAX_SIGNATURE_PUBLIC_KEY_BYTES) {
throw new IllegalArgumentException();
}
}
@Override
public String getKeyType() {
return KEY_TYPE_SIGNATURE;
}
@Override
public byte[] getEncoded() {
return getBytes();
}
}

View File

@@ -3,61 +3,27 @@ package org.briarproject.bramble.api.crypto;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.transport.TransportKeys;
import java.security.GeneralSecurityException;
/**
* Crypto operations for the transport security protocol - see
* https://code.briarproject.org/briar/briar-spec/blob/master/protocols/BTP.md
* https://code.briarproject.org/akwizgran/briar-spec/blob/master/protocols/BTP.md
*/
public interface TransportCrypto {
/**
* Returns true if the local peer is Alice.
*/
boolean isAlice(PublicKey theirHandshakePublicKey,
KeyPair ourHandshakeKeyPair);
/**
* Derives the static master key shared with a contact or pending contact.
*/
SecretKey deriveStaticMasterKey(PublicKey theirHandshakePublicKey,
KeyPair ourHandshakeKeyPair) throws GeneralSecurityException;
/**
* Derives the handshake mode root key from the static master key. To
* prevent tag reuse, separate root keys are derived for contacts and
* pending contacts.
* Derives initial transport keys for the given transport in the given
* rotation period from the given master secret.
*
* @param pendingContact Whether the static master key is shared with a
* pending contact or a contact
* @param alice whether the keys are for use by Alice or Bob.
* @param active whether the keys are usable for outgoing streams.
*/
SecretKey deriveHandshakeRootKey(SecretKey staticMasterKey,
boolean pendingContact);
TransportKeys deriveTransportKeys(TransportId t, SecretKey master,
long rotationPeriod, boolean alice, boolean active);
/**
* Derives initial rotation mode transport keys for the given transport in
* the given time period from the given root key.
*
* @param alice Whether the keys are for use by Alice or Bob
* @param active Whether the keys are usable for outgoing streams
* Rotates the given transport keys to the given rotation period. If the
* keys are for the given period or any later period they are not rotated.
*/
TransportKeys deriveRotationKeys(TransportId t, SecretKey rootKey,
long timePeriod, boolean alice, boolean active);
/**
* Derives handshake keys for the given transport in the given time period
* from the given root key.
*
* @param alice Whether the keys are for use by Alice or Bob
*/
TransportKeys deriveHandshakeKeys(TransportId t, SecretKey rootKey,
long timePeriod, boolean alice);
/**
* Updates the given transport keys to the given time period. If the keys
* are for the given period or any later period they are not updated.
*/
TransportKeys updateTransportKeys(TransportKeys k, long timePeriod);
TransportKeys rotateTransportKeys(TransportKeys k, long rotationPeriod);
/**
* Encodes the pseudo-random tag that is used to recognise a stream.

View File

@@ -1,20 +0,0 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.event.EventExecutor;
/**
* An action that's taken when a {@link Transaction} is committed.
*/
public interface CommitAction {
void accept(Visitor visitor);
interface Visitor {
@EventExecutor
void visit(EventAction a);
@EventExecutor
void visit(TaskAction a);
}
}

View File

@@ -1,27 +1,8 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.identity.AuthorId;
/**
* Thrown when a duplicate contact is added to the database. This exception may
* occur due to concurrent updates and does not indicate a database error.
*/
public class ContactExistsException extends DbException {
private final AuthorId local;
private final Author remote;
public ContactExistsException(AuthorId local, Author remote) {
this.local = local;
this.remote = remote;
}
public AuthorId getLocalAuthorId() {
return local;
}
public Author getRemoteAuthor() {
return remote;
}
}

View File

@@ -2,14 +2,10 @@ package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.contact.Contact;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.contact.PendingContact;
import org.briarproject.bramble.api.contact.PendingContactId;
import org.briarproject.bramble.api.crypto.PrivateKey;
import org.briarproject.bramble.api.crypto.PublicKey;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.identity.Author;
import org.briarproject.bramble.api.identity.AuthorId;
import org.briarproject.bramble.api.identity.Identity;
import org.briarproject.bramble.api.identity.LocalAuthor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.TransportId;
import org.briarproject.bramble.api.settings.Settings;
@@ -24,12 +20,11 @@ import org.briarproject.bramble.api.sync.MessageStatus;
import org.briarproject.bramble.api.sync.Offer;
import org.briarproject.bramble.api.sync.Request;
import org.briarproject.bramble.api.sync.validation.MessageState;
import org.briarproject.bramble.api.transport.KeySet;
import org.briarproject.bramble.api.transport.KeySetId;
import org.briarproject.bramble.api.transport.TransportKeySet;
import org.briarproject.bramble.api.transport.TransportKeys;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import javax.annotation.Nullable;
@@ -39,7 +34,7 @@ import javax.annotation.Nullable;
* to other components.
*/
@NotNullByDefault
public interface DatabaseComponent extends TransactionManager {
public interface DatabaseComponent {
/**
* Opens the database and returns true if the database already existed.
@@ -57,12 +52,56 @@ public interface DatabaseComponent extends TransactionManager {
*/
void close() throws DbException;
/**
* Starts a new transaction and returns an object representing it.
* <p/>
* This method acquires locks, so it must not be called while holding a
* lock.
*
* @param readOnly true if the transaction will only be used for reading.
*/
Transaction startTransaction(boolean readOnly) throws DbException;
/**
* Commits a transaction to the database.
*/
void commitTransaction(Transaction txn) throws DbException;
/**
* Ends a transaction. If the transaction has not been committed,
* it will be aborted. If the transaction has been committed,
* any events attached to the transaction are broadcast.
* The database lock will be released in either case.
*/
void endTransaction(Transaction txn);
/**
* Runs the given task within a transaction.
*/
<E extends Exception> void transaction(boolean readOnly,
DbRunnable<E> task) throws DbException, E;
/**
* Runs the given task within a transaction and returns the result of the
* task.
*/
<R, E extends Exception> R transactionWithResult(boolean readOnly,
DbCallable<R, E> task) throws DbException, E;
/**
* Runs the given task within a transaction and returns the result of the
* task, which may be null.
*/
@Nullable
<R, E extends Exception> R transactionWithNullableResult(boolean readOnly,
NullableDbCallable<R, E> task) throws DbException, E;
/**
* Stores a contact associated with the given local and remote pseudonyms,
* and returns an ID for the contact.
*/
ContactId addContact(Transaction txn, Author remote, AuthorId local,
@Nullable PublicKey handshake, boolean verified) throws DbException;
boolean verified, boolean active) throws DbException;
/**
* Stores a group.
@@ -70,21 +109,15 @@ public interface DatabaseComponent extends TransactionManager {
void addGroup(Transaction txn, Group g) throws DbException;
/**
* Stores an identity.
* Stores a local pseudonym.
*/
void addIdentity(Transaction txn, Identity i) throws DbException;
void addLocalAuthor(Transaction txn, LocalAuthor a) throws DbException;
/**
* Stores a local message.
*/
void addLocalMessage(Transaction txn, Message m, Metadata meta,
boolean shared, boolean temporary) throws DbException;
/**
* Stores a pending contact.
*/
void addPendingContact(Transaction txn, PendingContact p, AuthorId local)
throws DbException;
boolean shared) throws DbException;
/**
* Stores a transport.
@@ -96,46 +129,25 @@ public interface DatabaseComponent extends TransactionManager {
* Stores the given transport keys for the given contact and returns a
* key set ID.
*/
KeySetId addTransportKeys(Transaction txn, ContactId c, TransportKeys k)
throws DbException;
/**
* Stores the given transport keys for the given pending contact and
* returns a key set ID.
*/
KeySetId addTransportKeys(Transaction txn, PendingContactId p,
KeySetId addTransportKeys(Transaction txn, ContactId c,
TransportKeys k) throws DbException;
/**
* Returns true if the database contains the given contact for the given
* local pseudonym.
* <p/>
* Read-only.
*/
boolean containsContact(Transaction txn, AuthorId remote, AuthorId local)
throws DbException;
/**
* Returns true if the database contains the given group.
* <p/>
* Read-only.
*/
boolean containsGroup(Transaction txn, GroupId g) throws DbException;
/**
* Returns true if the database contains an identity for the given
* pseudonym.
* <p/>
* Read-only.
* Returns true if the database contains the given local author.
*/
boolean containsIdentity(Transaction txn, AuthorId a) throws DbException;
/**
* Returns true if the database contains the given pending contact.
* <p/>
* Read-only.
*/
boolean containsPendingContact(Transaction txn, PendingContactId p)
boolean containsLocalAuthor(Transaction txn, AuthorId local)
throws DbException;
/**
@@ -196,6 +208,24 @@ public interface DatabaseComponent extends TransactionManager {
Collection<Message> generateRequestedBatch(Transaction txn, ContactId c,
int maxLength, int maxLatency) throws DbException;
/**
* Returns the number of blocks in the given message.
* <p>
* Read-only.
*/
int getBlockCount(Transaction txn, MessageId m) throws DbException;
/**
* Returns the given block of the given message.
* <p>
* Read-only.
*
* @throws NoSuchBlockException if 'blockNumber' is greater than or equal
* to the number of blocks in the message
*/
byte[] getBlock(Transaction txn, MessageId m, int blockNumber)
throws DbException;
/**
* Returns the contact with the given ID.
* <p/>
@@ -223,7 +253,7 @@ public interface DatabaseComponent extends TransactionManager {
* <p/>
* Read-only.
*/
Collection<ContactId> getContacts(Transaction txn, AuthorId local)
Collection<ContactId> getContacts(Transaction txn, AuthorId a)
throws DbException;
/**
@@ -258,18 +288,18 @@ public interface DatabaseComponent extends TransactionManager {
throws DbException;
/**
* Returns the identity for the local pseudonym with the given ID.
* Returns the local pseudonym with the given ID.
* <p/>
* Read-only.
*/
Identity getIdentity(Transaction txn, AuthorId a) throws DbException;
LocalAuthor getLocalAuthor(Transaction txn, AuthorId a) throws DbException;
/**
* Returns the identities for all local pseudonyms.
* Returns all local pseudonyms.
* <p/>
* Read-only.
*/
Collection<Identity> getIdentities(Transaction txn) throws DbException;
Collection<LocalAuthor> getLocalAuthors(Transaction txn) throws DbException;
/**
* Returns the message with the given ID.
@@ -405,22 +435,6 @@ public interface DatabaseComponent extends TransactionManager {
*/
long getNextSendTime(Transaction txn, ContactId c) throws DbException;
/**
* Returns the pending contact with the given ID.
* <p/>
* Read-only.
*/
PendingContact getPendingContact(Transaction txn, PendingContactId p)
throws DbException;
/**
* Returns all pending contacts.
* <p/>
* Read-only.
*/
Collection<PendingContact> getPendingContacts(Transaction txn)
throws DbException;
/**
* Returns all settings in the given namespace.
* <p/>
@@ -428,19 +442,12 @@ public interface DatabaseComponent extends TransactionManager {
*/
Settings getSettings(Transaction txn, String namespace) throws DbException;
/**
* Returns the versions of the sync protocol supported by the given contact.
* <p/>
* Read-only.
*/
List<Byte> getSyncVersions(Transaction txn, ContactId c) throws DbException;
/**
* Returns all transport keys for the given transport.
* <p/>
* Read-only.
*/
Collection<TransportKeySet> getTransportKeys(Transaction txn, TransportId t)
Collection<KeySet> getTransportKeys(Transaction txn, TransportId t)
throws DbException;
/**
@@ -503,27 +510,15 @@ public interface DatabaseComponent extends TransactionManager {
void removeGroup(Transaction txn, Group g) throws DbException;
/**
* Removes an identity (and all associated state) from the database.
* Removes a local pseudonym (and all associated state) from the database.
*/
void removeIdentity(Transaction txn, AuthorId a) throws DbException;
void removeLocalAuthor(Transaction txn, AuthorId a) throws DbException;
/**
* Removes a message (and all associated state) from the database.
*/
void removeMessage(Transaction txn, MessageId m) throws DbException;
/**
* Removes a pending contact (and all associated state) from the database.
*/
void removePendingContact(Transaction txn, PendingContactId p)
throws DbException;
/**
* Removes all temporary messages (and all associated state) from the
* database.
*/
void removeTemporaryMessages(Transaction txn) throws DbException;
/**
* Removes a transport (and all associated state) from the database.
*/
@@ -540,6 +535,12 @@ public interface DatabaseComponent extends TransactionManager {
*/
void setContactVerified(Transaction txn, ContactId c) throws DbException;
/**
* Marks the given contact as active or inactive.
*/
void setContactActive(Transaction txn, ContactId c, boolean active)
throws DbException;
/**
* Sets an alias name for the contact or unsets it if alias is null.
*/
@@ -552,11 +553,6 @@ public interface DatabaseComponent extends TransactionManager {
void setGroupVisibility(Transaction txn, ContactId c, GroupId g,
Visibility v) throws DbException;
/**
* Marks the given message as permanent, i.e. not temporary.
*/
void setMessagePermanent(Transaction txn, MessageId m) throws DbException;
/**
* Marks the given message as shared.
*/
@@ -575,23 +571,11 @@ public interface DatabaseComponent extends TransactionManager {
Collection<MessageId> dependencies) throws DbException;
/**
* Sets the handshake key pair for the identity with the given ID.
*/
void setHandshakeKeyPair(Transaction txn, AuthorId local,
PublicKey publicKey, PrivateKey privateKey) throws DbException;
/**
* Sets the reordering window for the given transport keys in the given
* time period.
* Sets the reordering window for the given key set and transport in the
* given rotation period.
*/
void setReorderingWindow(Transaction txn, KeySetId k, TransportId t,
long timePeriod, long base, byte[] bitmap) throws DbException;
/**
* Sets the versions of the sync protocol supported by the given contact.
*/
void setSyncVersions(Transaction txn, ContactId c, List<Byte> supported)
throws DbException;
long rotationPeriod, long base, byte[] bitmap) throws DbException;
/**
* Marks the given transport keys as usable for outgoing streams.
@@ -602,6 +586,6 @@ public interface DatabaseComponent extends TransactionManager {
/**
* Stores the given transport keys, deleting any keys they have replaced.
*/
void updateTransportKeys(Transaction txn, Collection<TransportKeySet> keys)
void updateTransportKeys(Transaction txn, Collection<KeySet> keys)
throws DbException;
}

View File

@@ -1,29 +1,15 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.crypto.KeyStrengthener;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import java.io.File;
import javax.annotation.Nullable;
@NotNullByDefault
public interface DatabaseConfig {
/**
* Returns the directory where the database stores its data.
*/
File getDatabaseDirectory();
/**
* Returns the directory where the encrypted database key is stored.
*/
File getDatabaseKeyDirectory();
/**
* Returns a {@link KeyStrengthener} for strengthening the encryption of
* the database key, or null if no strengthener should be used.
*/
@Nullable
KeyStrengthener getKeyStrengthener();
long getMaxSize();
}

View File

@@ -1,24 +0,0 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.event.Event;
/**
* A {@link CommitAction} that broadcasts an event.
*/
public class EventAction implements CommitAction {
private final Event event;
EventAction(Event event) {
this.event = event;
}
public Event getEvent() {
return event;
}
@Override
public void accept(Visitor visitor) {
visitor.visit(this);
}
}

View File

@@ -0,0 +1,9 @@
package org.briarproject.bramble.api.db;
/**
* Thrown when a database operation is attempted for a block that is not in
* the database. This exception may occur due to concurrent updates and does
* not indicate a database error.
*/
public class NoSuchBlockException extends DbException {
}

View File

@@ -1,9 +1,9 @@
package org.briarproject.bramble.api.db;
/**
* Thrown when a database operation is attempted for an identity that is not in
* Thrown when a database operation is attempted for a pseudonym that is not in
* the database. This exception may occur due to concurrent updates and does
* not indicate a database error.
*/
public class NoSuchIdentityException extends DbException {
public class NoSuchLocalAuthorException extends DbException {
}

View File

@@ -1,9 +0,0 @@
package org.briarproject.bramble.api.db;
/**
* Thrown when a database operation is attempted for a pending contact that is
* not in the database. This exception may occur due to concurrent updates and
* does not indicate a database error.
*/
public class NoSuchPendingContactException extends DbException {
}

View File

@@ -1,21 +0,0 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.contact.PendingContact;
/**
* Thrown when a duplicate pending contact is added to the database. This
* exception may occur due to concurrent updates and does not indicate a
* database error.
*/
public class PendingContactExistsException extends DbException {
private final PendingContact pendingContact;
public PendingContactExistsException(PendingContact pendingContact) {
this.pendingContact = pendingContact;
}
public PendingContact getPendingContact() {
return pendingContact;
}
}

View File

@@ -1,24 +0,0 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.event.EventExecutor;
/**
* A {@link CommitAction} that submits a task to the {@link EventExecutor}.
*/
public class TaskAction implements CommitAction {
private final Runnable task;
TaskAction(Runnable task) {
this.task = task;
}
public Runnable getTask() {
return task;
}
@Override
public void accept(Visitor visitor) {
visitor.visit(this);
}
}

View File

@@ -1,15 +1,13 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.event.EventExecutor;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.annotation.concurrent.NotThreadSafe;
import static java.util.Collections.emptyList;
/**
* A wrapper around a database transaction. Transactions are not thread-safe.
*/
@@ -19,7 +17,7 @@ public class Transaction {
private final Object txn;
private final boolean readOnly;
private List<CommitAction> actions = null;
private List<Event> events = null;
private boolean committed = false;
public Transaction(Object txn, boolean readOnly) {
@@ -44,27 +42,19 @@ public class Transaction {
/**
* Attaches an event to be broadcast when the transaction has been
* committed. The event will be broadcast on the {@link EventExecutor}.
* committed.
*/
public void attach(Event e) {
if (actions == null) actions = new ArrayList<>();
actions.add(new EventAction(e));
if (events == null) events = new ArrayList<>();
events.add(e);
}
/**
* Attaches a task to be executed when the transaction has been
* committed. The task will be run on the {@link EventExecutor}.
* Returns any events attached to the transaction.
*/
public void attach(Runnable r) {
if (actions == null) actions = new ArrayList<>();
actions.add(new TaskAction(r));
}
/**
* Returns any actions attached to the transaction.
*/
public List<CommitAction> getActions() {
return actions == null ? emptyList() : actions;
public List<Event> getEvents() {
if (events == null) return Collections.emptyList();
return events;
}
/**

View File

@@ -1,54 +0,0 @@
package org.briarproject.bramble.api.db;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.Nullable;
@NotNullByDefault
public interface TransactionManager {
/**
* Starts a new transaction and returns an object representing it.
* <p/>
* This method acquires locks, so it must not be called while holding a
* lock.
*
* @param readOnly true if the transaction will only be used for reading.
*/
Transaction startTransaction(boolean readOnly) throws DbException;
/**
* Commits a transaction to the database.
*/
void commitTransaction(Transaction txn) throws DbException;
/**
* Ends a transaction. If the transaction has not been committed,
* it will be aborted. If the transaction has been committed,
* any events attached to the transaction are broadcast.
* The database lock will be released in either case.
*/
void endTransaction(Transaction txn);
/**
* Runs the given task within a transaction.
*/
<E extends Exception> void transaction(boolean readOnly,
DbRunnable<E> task) throws DbException, E;
/**
* Runs the given task within a transaction and returns the result of the
* task.
*/
<R, E extends Exception> R transactionWithResult(boolean readOnly,
DbCallable<R, E> task) throws DbException, E;
/**
* Runs the given task within a transaction and returns the result of the
* task, which may be null.
*/
@Nullable
<R, E extends Exception> R transactionWithNullableResult(boolean readOnly,
NullableDbCallable<R, E> task) throws DbException, E;
}

View File

@@ -16,10 +16,7 @@ public interface EventBus {
void removeListener(EventListener l);
/**
* Asynchronously notifies all listeners of an event. Listeners are
* notified on the {@link EventExecutor}.
* <p>
* This method can safely be called while holding a lock.
* Notifies all listeners of an event.
*/
void broadcast(Event e);
}

View File

@@ -1,26 +0,0 @@
package org.briarproject.bramble.api.event;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import javax.inject.Qualifier;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.PARAMETER;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
/**
* Annotation for injecting the executor for broadcasting events and running
* tasks that need to run in a defined order with respect to events. Also used
* for annotating methods that should run on the event executor.
* <p>
* The contract of this executor is that tasks are run in the order they're
* submitted, tasks are not run concurrently, and submitting a task will never
* block. Tasks must not block. Tasks submitted during shutdown are discarded.
*/
@Qualifier
@Target({FIELD, METHOD, PARAMETER})
@Retention(RUNTIME)
public @interface EventExecutor {
}

View File

@@ -12,6 +12,5 @@ public interface EventListener {
* Called when an event is broadcast. Implementations of this method must
* not block.
*/
@EventExecutor
void eventOccurred(Event e);
}

View File

@@ -1,14 +1,13 @@
package org.briarproject.bramble.api.identity;
import org.briarproject.bramble.api.Nameable;
import org.briarproject.bramble.api.crypto.PublicKey;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.util.StringUtils;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.crypto.CryptoConstants.KEY_TYPE_SIGNATURE;
import static org.briarproject.bramble.api.identity.AuthorConstants.MAX_AUTHOR_NAME_LENGTH;
import static org.briarproject.bramble.util.StringUtils.toUtf8;
import static org.briarproject.bramble.api.identity.AuthorConstants.MAX_PUBLIC_KEY_LENGTH;
/**
* A pseudonym for a user.
@@ -25,14 +24,14 @@ public class Author implements Nameable {
private final AuthorId id;
private final int formatVersion;
private final String name;
private final PublicKey publicKey;
private final byte[] publicKey;
public Author(AuthorId id, int formatVersion, String name,
PublicKey publicKey) {
int nameLength = toUtf8(name).length;
byte[] publicKey) {
int nameLength = StringUtils.toUtf8(name).length;
if (nameLength == 0 || nameLength > MAX_AUTHOR_NAME_LENGTH)
throw new IllegalArgumentException();
if (!publicKey.getKeyType().equals(KEY_TYPE_SIGNATURE))
if (publicKey.length == 0 || publicKey.length > MAX_PUBLIC_KEY_LENGTH)
throw new IllegalArgumentException();
this.id = id;
this.formatVersion = formatVersion;
@@ -64,7 +63,7 @@ public class Author implements Nameable {
/**
* Returns the public key used to verify the pseudonym's signatures.
*/
public PublicKey getPublicKey() {
public byte[] getPublicKey() {
return publicKey;
}

View File

@@ -1,6 +1,5 @@
package org.briarproject.bramble.api.identity;
import org.briarproject.bramble.api.crypto.PublicKey;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
@@ -10,16 +9,23 @@ public interface AuthorFactory {
* Creates an author with the current format version and the given name and
* public key.
*/
Author createAuthor(String name, PublicKey publicKey);
Author createAuthor(String name, byte[] publicKey);
/**
* Creates an author with the given format version, name and public key.
*/
Author createAuthor(int formatVersion, String name, PublicKey publicKey);
Author createAuthor(int formatVersion, String name, byte[] publicKey);
/**
* Creates a local author with the current format version and the given
* name.
* name and keys.
*/
LocalAuthor createLocalAuthor(String name);
LocalAuthor createLocalAuthor(String name, byte[] publicKey,
byte[] privateKey);
/**
* Creates a local author with the given format version, name and keys.
*/
LocalAuthor createLocalAuthor(int formatVersion, String name,
byte[] publicKey, byte[] privateKey);
}

View File

@@ -1,88 +0,0 @@
package org.briarproject.bramble.api.identity;
import org.briarproject.bramble.api.crypto.PrivateKey;
import org.briarproject.bramble.api.crypto.PublicKey;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.crypto.CryptoConstants.KEY_TYPE_AGREEMENT;
@Immutable
@NotNullByDefault
public class Identity {
private final LocalAuthor localAuthor;
@Nullable
private final PublicKey handshakePublicKey;
@Nullable
private final PrivateKey handshakePrivateKey;
private final long created;
public Identity(LocalAuthor localAuthor,
@Nullable PublicKey handshakePublicKey,
@Nullable PrivateKey handshakePrivateKey, long created) {
if (handshakePublicKey != null) {
if (handshakePrivateKey == null)
throw new IllegalArgumentException();
if (!handshakePublicKey.getKeyType().equals(KEY_TYPE_AGREEMENT))
throw new IllegalArgumentException();
}
if (handshakePrivateKey != null) {
if (handshakePublicKey == null)
throw new IllegalArgumentException();
if (!handshakePrivateKey.getKeyType().equals(KEY_TYPE_AGREEMENT))
throw new IllegalArgumentException();
}
this.localAuthor = localAuthor;
this.handshakePublicKey = handshakePublicKey;
this.handshakePrivateKey = handshakePrivateKey;
this.created = created;
}
/**
* Returns the ID of the user's pseudonym.
*/
public AuthorId getId() {
return localAuthor.getId();
}
/**
* Returns the user's pseudonym.
*/
public LocalAuthor getLocalAuthor() {
return localAuthor;
}
/**
* Returns true if the identity has a handshake key pair.
*/
public boolean hasHandshakeKeyPair() {
return handshakePublicKey != null && handshakePrivateKey != null;
}
/**
* Returns the public key used for handshaking, or null if no key exists.
*/
@Nullable
public PublicKey getHandshakePublicKey() {
return handshakePublicKey;
}
/**
* Returns the private key used for handshaking, or null if no key exists.
*/
@Nullable
public PrivateKey getHandshakePrivateKey() {
return handshakePrivateKey;
}
/**
* Returns the time the identity was created, in milliseconds since the
* Unix epoch.
*/
public long getTimeCreated() {
return created;
}
}

View File

@@ -1,30 +1,30 @@
package org.briarproject.bramble.api.identity;
import org.briarproject.bramble.api.crypto.CryptoExecutor;
import org.briarproject.bramble.api.crypto.KeyPair;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.lifecycle.LifecycleManager;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@NotNullByDefault
public interface IdentityManager {
/**
* Creates an identity with the given name. The identity includes a
* handshake key pair.
* Creates a local identity with the given name.
*/
@CryptoExecutor
Identity createIdentity(String name);
LocalAuthor createLocalAuthor(String name);
/**
* Registers the given identity with the manager. This method should be
* called before {@link LifecycleManager#startServices(SecretKey)}. The
* identity is stored when {@link LifecycleManager#startServices(SecretKey)}
* is called. The identity must include a handshake key pair.
* Registers the given local identity with the manager. The identity is
* not stored until {@link #storeLocalAuthor()} is called.
*/
void registerIdentity(Identity i);
void registerLocalAuthor(LocalAuthor a);
/**
* Stores the local identity registered with
* {@link #registerLocalAuthor(LocalAuthor)}, if any.
*/
void storeLocalAuthor() throws DbException;
/**
* Returns the cached local identity or loads it from the database.
@@ -33,15 +33,7 @@ public interface IdentityManager {
/**
* Returns the cached local identity or loads it from the database.
* <p/>
* Read-only.
*/
LocalAuthor getLocalAuthor(Transaction txn) throws DbException;
/**
* Returns the cached handshake keys or loads them from the database.
* <p/>
* Read-only.
*/
KeyPair getHandshakeKeys(Transaction txn) throws DbException;
}

View File

@@ -1,13 +1,9 @@
package org.briarproject.bramble.api.identity;
import org.briarproject.bramble.api.crypto.PrivateKey;
import org.briarproject.bramble.api.crypto.PublicKey;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.crypto.CryptoConstants.KEY_TYPE_SIGNATURE;
/**
* A pseudonym for the local user.
*/
@@ -15,20 +11,28 @@ import static org.briarproject.bramble.api.crypto.CryptoConstants.KEY_TYPE_SIGNA
@NotNullByDefault
public class LocalAuthor extends Author {
private final PrivateKey privateKey;
private final byte[] privateKey;
private final long created;
public LocalAuthor(AuthorId id, int formatVersion, String name,
PublicKey publicKey, PrivateKey privateKey) {
byte[] publicKey, byte[] privateKey, long created) {
super(id, formatVersion, name, publicKey);
if (!privateKey.getKeyType().equals(KEY_TYPE_SIGNATURE))
throw new IllegalArgumentException();
this.privateKey = privateKey;
this.created = created;
}
/**
* Returns the private key used to generate the pseudonym's signatures.
*/
public PrivateKey getPrivateKey() {
public byte[] getPrivateKey() {
return privateKey;
}
/**
* Returns the time the pseudonym was created, in milliseconds since the
* Unix epoch.
*/
public long getTimeCreated() {
return created;
}
}

View File

@@ -7,15 +7,15 @@ import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when an identity is removed.
* An event that is broadcast when a local pseudonym is added.
*/
@Immutable
@NotNullByDefault
public class IdentityRemovedEvent extends Event {
public class LocalAuthorAddedEvent extends Event {
private final AuthorId authorId;
public IdentityRemovedEvent(AuthorId authorId) {
public LocalAuthorAddedEvent(AuthorId authorId) {
this.authorId = authorId;
}

View File

@@ -7,15 +7,15 @@ import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when an identity is added.
* An event that is broadcast when a local pseudonym is removed.
*/
@Immutable
@NotNullByDefault
public class IdentityAddedEvent extends Event {
public class LocalAuthorRemovedEvent extends Event {
private final AuthorId authorId;
public IdentityAddedEvent(AuthorId authorId) {
public LocalAuthorRemovedEvent(AuthorId authorId) {
this.authorId = authorId;
}

View File

@@ -0,0 +1,21 @@
package org.briarproject.bramble.api.io;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.db.NoSuchBlockException;
import org.briarproject.bramble.api.sync.MessageId;
public interface BlockSource {
/**
* Returns the number of blocks in the given message.
*/
int getBlockCount(MessageId m) throws DbException;
/**
* Returns the given block of the given message.
*
* @throws NoSuchBlockException if 'blockNumber' is greater than or equal
* to the number of blocks in the message
*/
byte[] getBlock(MessageId m, int blockNumber) throws DbException;
}

View File

@@ -0,0 +1,17 @@
package org.briarproject.bramble.api.io;
import org.briarproject.bramble.api.sync.MessageId;
import java.io.IOException;
import java.io.InputStream;
public interface MessageInputStreamFactory {
/**
* Returns an {@link InputStream} for reading the given message from the
* database. This method returns immediately. If the message is not in the
* database or cannot be read, reading from the stream will throw an
* {@link IOException};
*/
InputStream getMessageInputStream(MessageId m);
}

View File

@@ -40,8 +40,8 @@ public interface KeyAgreementConstants {
"org.briarproject.bramble.keyagreement/SHARED_SECRET";
/**
* Label for deriving the master key.
* Label for deriving the master secret.
*/
String MASTER_KEY_LABEL =
String MASTER_SECRET_LABEL =
"org.briarproject.bramble.keyagreement/MASTER_SECRET";
}

View File

@@ -5,7 +5,7 @@ import org.briarproject.bramble.api.data.BdfList;
import java.io.IOException;
/**
* Accepts key agreement connections over a given transport.
* An class for managing a particular key agreement listener.
*/
public abstract class KeyAgreementListener {

View File

@@ -0,0 +1,20 @@
package org.briarproject.bramble.api.keyagreement;
import java.io.IOException;
/**
* Thrown when a QR code that has been scanned uses a protocol version that is
* not supported.
*/
public class UnsupportedVersionException extends IOException {
private final boolean tooOld;
public UnsupportedVersionException(boolean tooOld) {
this.tooOld = tooOld;
}
public boolean isTooOld() {
return tooOld;
}
}

View File

@@ -2,16 +2,16 @@ package org.briarproject.bramble.api.lifecycle;
import org.briarproject.bramble.api.crypto.SecretKey;
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.Client;
import java.util.concurrent.ExecutorService;
/**
* Manages the lifecycle of the app: opening and closing the
* {@link DatabaseComponent} starting and stopping {@link Service Services},
* and shutting down {@link ExecutorService ExecutorServices}.
* Manages the lifecycle of the app, starting {@link Client Clients}, starting
* and stopping {@link Service Services}, shutting down
* {@link ExecutorService ExecutorServices}, and opening and closing the
* {@link DatabaseComponent}.
*/
@NotNullByDefault
public interface LifecycleManager {
@@ -42,19 +42,18 @@ public interface LifecycleManager {
}
}
/**
* Registers a hook to be called after the database is opened and before
* {@link Service services} are started. This method should be called
* before {@link #startServices(SecretKey)}.
*/
void registerOpenDatabaseHook(OpenDatabaseHook hook);
/**
* Registers a {@link Service} to be started and stopped. This method
* should be called before {@link #startServices(SecretKey)}.
*/
void registerService(Service s);
/**
* Registers a {@link Client} to be started. This method should be called
* before {@link #startServices(SecretKey)}.
*/
void registerClient(Client c);
/**
* Registers an {@link ExecutorService} to be shut down. This method
* should be called before {@link #startServices(SecretKey)}.
@@ -63,7 +62,7 @@ public interface LifecycleManager {
/**
* Opens the {@link DatabaseComponent} using the given key and starts any
* registered {@link Service Services}.
* registered {@link Client Clients} and {@link Service Services}.
*/
StartResult startServices(SecretKey dbKey);
@@ -81,7 +80,8 @@ public interface LifecycleManager {
/**
* Waits for the {@link DatabaseComponent} to be opened and all registered
* {@link Service Services} to start before returning.
* {@link Client Clients} and {@link Service Services} to start before
* returning.
*/
void waitForStartup() throws InterruptedException;
@@ -97,13 +97,4 @@ public interface LifecycleManager {
*/
LifecycleState getLifecycleState();
interface OpenDatabaseHook {
/**
* Called when the database is being opened, before
* {@link #waitForDatabase()} returns.
*
* @param txn A read-write transaction
*/
void onDatabaseOpened(Transaction txn) throws DbException;
}
}

View File

@@ -6,27 +6,10 @@ import javax.annotation.Nullable;
public class NullSafety {
/**
* Stand-in for {@code Objects.requireNonNull()}.
* Stand-in for `Objects.requireNonNull()`.
*/
public static <T> T requireNonNull(@Nullable T t) {
if (t == null) throw new NullPointerException();
return t;
}
/**
* Checks that exactly one of the arguments is null.
*
* @throws AssertionError If both or neither of the arguments are null
*/
public static void requireExactlyOneNull(@Nullable Object a,
@Nullable Object b) {
if ((a == null) == (b == null)) throw new AssertionError();
}
/**
* Checks that the argument is null.
*/
public static void requireNull(@Nullable Object o) {
if (o != null) throw new AssertionError();
}
}

View File

@@ -9,6 +9,5 @@ public interface BluetoothConstants {
String PROP_ADDRESS = "address";
String PROP_UUID = "uuid";
// Reason code returned by Plugin#getReasonDisabled()
int REASON_NO_BT_ADAPTER = 2;
String PREF_BT_ENABLE = "enable";
}

View File

@@ -1,28 +0,0 @@
package org.briarproject.bramble.api.plugin;
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.plugin.simplex.SimplexPlugin;
/**
* An interface for handling connections created by transport plugins.
*/
@NotNullByDefault
public interface ConnectionHandler {
/**
* Handles a connection created by a {@link DuplexPlugin}.
*/
void handleConnection(DuplexTransportConnection c);
/**
* Handles a reader created by a {@link SimplexPlugin}.
*/
void handleReader(TransportConnectionReader r);
/**
* Handles a writer created by a {@link SimplexPlugin}.
*/
void handleWriter(TransportConnectionWriter w);
}

View File

@@ -1,46 +1,17 @@
package org.briarproject.bramble.api.plugin;
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.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

@@ -1,14 +1,7 @@
package org.briarproject.bramble.api.plugin;
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.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 java.util.Collection;
@@ -18,50 +11,13 @@ import java.util.Collection;
@NotNullByDefault
public interface ConnectionRegistry {
/**
* Registers a connection with the given contact over the given transport.
* Broadcasts {@link ConnectionOpenedEvent}. Also broadcasts
* {@link ContactConnectedEvent} if this is the only connection with the
* contact.
*/
void registerConnection(ContactId c, TransportId t, boolean incoming);
/**
* Unregisters a connection with the given contact over the given transport.
* Broadcasts {@link ConnectionClosedEvent}. Also broadcasts
* {@link ContactDisconnectedEvent} if this is the only connection with
* the contact.
*/
void unregisterConnection(ContactId c, TransportId t, boolean incoming);
/**
* Returns any contacts that are connected via the given transport.
*/
Collection<ContactId> getConnectedContacts(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

@@ -1,59 +1,14 @@
package org.briarproject.bramble.api.plugin;
import org.briarproject.bramble.api.Pair;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.properties.TransportProperties;
import org.briarproject.bramble.api.settings.SettingsManager;
import java.util.Collection;
import java.util.Map;
@NotNullByDefault
public interface Plugin {
enum State {
/**
* The plugin has not been started, has been stopped, or is disabled by
* settings.
*/
DISABLED,
/**
* The plugin is being enabled and can't yet make or receive
* connections.
*/
ENABLING,
/**
* The plugin is enabled and can make or receive connections.
*/
ACTIVE,
/**
* The plugin is enabled but can't make or receive connections
*/
INACTIVE
}
/**
* The string for the boolean preference
* to use with the {@link SettingsManager} to enable or disable the plugin.
*/
String PREF_PLUGIN_ENABLE = "enable";
/**
* Reason code returned by {@link #getReasonDisabled()} to indicate that
* the plugin is disabled because it has not been started or has been
* stopped.
*/
int REASON_STARTING_STOPPING = 0;
/**
* Reason code returned by {@link #getReasonDisabled()} to indicate that
* the plugin has been disabled by the user.
*/
int REASON_USER = 1;
/**
* Returns the plugin's transport identifier.
*/
@@ -80,19 +35,9 @@ public interface Plugin {
void stop() throws PluginException;
/**
* Returns the current state of the plugin.
* Returns true if the plugin is running.
*/
State getState();
/**
* Returns an integer code indicating why the plugin is
* {@link State#DISABLED disabled}, or -1 if the plugin is not disabled.
* <p>
* The codes used are plugin-specific, except the generic codes
* {@link #REASON_STARTING_STOPPING} and {@link #REASON_USER}, which may
* be used by any plugin.
*/
int getReasonDisabled();
boolean isRunning();
/**
* Returns true if the plugin should be polled periodically to attempt to
@@ -106,9 +51,8 @@ public interface Plugin {
int getPollingInterval();
/**
* Attempts to create connections using the given transport properties,
* passing any created connections to the corresponding handlers.
* Attempts to establish connections to the given contacts, passing any
* created connections to the callback.
*/
void poll(Collection<Pair<TransportProperties, ConnectionHandler>>
properties);
void poll(Map<ContactId, TransportProperties> contacts);
}

View File

@@ -1,10 +1,6 @@
package org.briarproject.bramble.api.plugin;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Plugin.State;
import org.briarproject.bramble.api.plugin.event.TransportActiveEvent;
import org.briarproject.bramble.api.plugin.event.TransportInactiveEvent;
import org.briarproject.bramble.api.plugin.event.TransportStateEvent;
import org.briarproject.bramble.api.properties.TransportProperties;
import org.briarproject.bramble.api.settings.Settings;
@@ -13,7 +9,7 @@ import org.briarproject.bramble.api.settings.Settings;
* the application.
*/
@NotNullByDefault
public interface PluginCallback extends ConnectionHandler {
public interface PluginCallback {
/**
* Returns the plugin's settings
@@ -36,17 +32,12 @@ public interface PluginCallback extends ConnectionHandler {
void mergeLocalProperties(TransportProperties p);
/**
* Informs the callback of the plugin's current state.
* <p>
* If the current state is different from the previous state, the callback
* will broadcast a {@link TransportStateEvent}. If the current state is
* {@link State#ACTIVE} and the previous state was not
* {@link State#ACTIVE}, the callback will broadcast a
* {@link TransportActiveEvent}. If the current state is not
* {@link State#ACTIVE} and the previous state was {@link State#ACTIVE},
* the callback will broadcast a {@link TransportInactiveEvent}.
* <p>
* This method can safely be called while holding a lock.
* Signals that the transport is enabled.
*/
void pluginStateChanged(State state);
void transportEnabled();
/**
* Signals that the transport is disabled.
*/
void transportDisabled();
}

View File

@@ -36,22 +36,4 @@ public interface PluginManager {
* Returns any duplex plugins that support key agreement.
*/
Collection<DuplexPlugin> getKeyAgreementPlugins();
/**
* Returns any duplex plugins that support rendezvous.
*/
Collection<DuplexPlugin> getRendezvousPlugins();
/**
* Enables or disables the plugin
* identified by the given {@link TransportId}.
* <p>
* Note that this applies the change asynchronously
* and there are no order guarantees.
* <p>
* If no plugin with the given {@link TransportId} is registered,
* this is a no-op.
*/
void setPluginEnabled(TransportId t, boolean enabled);
}

View File

@@ -16,15 +16,10 @@ public interface TorConstants {
String PREF_TOR_NETWORK = "network2";
String PREF_TOR_PORT = "port";
String PREF_TOR_MOBILE = "useMobileData";
String PREF_TOR_ONLY_WHEN_CHARGING = "onlyWhenCharging";
int PREF_TOR_NETWORK_AUTOMATIC = 0;
int PREF_TOR_NETWORK_WITHOUT_BRIDGES = 1;
int PREF_TOR_NETWORK_WITH_BRIDGES = 2;
int PREF_TOR_NETWORK_NEVER = 3;
// Reason codes returned by Plugin#getReasonDisabled()
int REASON_BATTERY = 2;
int REASON_MOBILE_DATA = 3;
int REASON_COUNTRY_BLOCKED = 4;
}

View File

@@ -3,11 +3,8 @@ package org.briarproject.bramble.api.plugin.duplex;
import org.briarproject.bramble.api.data.BdfList;
import org.briarproject.bramble.api.keyagreement.KeyAgreementListener;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.ConnectionHandler;
import org.briarproject.bramble.api.plugin.Plugin;
import org.briarproject.bramble.api.properties.TransportProperties;
import org.briarproject.bramble.api.rendezvous.KeyMaterialSource;
import org.briarproject.bramble.api.rendezvous.RendezvousEndpoint;
import javax.annotation.Nullable;
@@ -43,19 +40,4 @@ public interface DuplexPlugin extends Plugin {
@Nullable
DuplexTransportConnection createKeyAgreementConnection(
byte[] remoteCommitment, BdfList descriptor);
/**
* Returns true if the plugin supports rendezvous connections.
*/
boolean supportsRendezvous();
/**
* Creates and returns an endpoint that uses the given key material to
* rendezvous with a pending contact, and the given connection handler to
* handle incoming connections. Returns null if an endpoint cannot be
* created.
*/
@Nullable
RendezvousEndpoint createRendezvousEndpoint(KeyMaterialSource k,
boolean alice, ConnectionHandler incoming);
}

View File

@@ -0,0 +1,17 @@
package org.briarproject.bramble.api.plugin.duplex;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.PluginCallback;
/**
* An interface through which a duplex plugin interacts with the rest of the
* application.
*/
@NotNullByDefault
public interface DuplexPluginCallback extends PluginCallback {
void incomingConnectionCreated(DuplexTransportConnection d);
void outgoingConnectionCreated(ContactId c, DuplexTransportConnection d);
}

View File

@@ -1,7 +1,6 @@
package org.briarproject.bramble.api.plugin.duplex;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.PluginCallback;
import org.briarproject.bramble.api.plugin.TransportId;
import javax.annotation.Nullable;
@@ -26,5 +25,5 @@ public interface DuplexPluginFactory {
* Creates and returns a plugin, or null if no plugin can be created.
*/
@Nullable
DuplexPlugin createPlugin(PluginCallback callback);
DuplexPlugin createPlugin(DuplexPluginCallback callback);
}

View File

@@ -2,22 +2,20 @@ package org.briarproject.bramble.api.plugin.event;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Plugin.State;
import org.briarproject.bramble.api.plugin.TransportId;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when a plugin enters the {@link State#ACTIVE}
* state.
* An event that is broadcast when a transport is disabled.
*/
@Immutable
@NotNullByDefault
public class TransportActiveEvent extends Event {
public class TransportDisabledEvent extends Event {
private final TransportId transportId;
public TransportActiveEvent(TransportId transportId) {
public TransportDisabledEvent(TransportId transportId) {
this.transportId = transportId;
}

View File

@@ -2,22 +2,20 @@ package org.briarproject.bramble.api.plugin.event;
import org.briarproject.bramble.api.event.Event;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.Plugin.State;
import org.briarproject.bramble.api.plugin.TransportId;
import javax.annotation.concurrent.Immutable;
/**
* An event that is broadcast when a plugin leaves the {@link State#ACTIVE}
* state.
* An event that is broadcast when a transport is enabled.
*/
@Immutable
@NotNullByDefault
public class TransportInactiveEvent extends Event {
public class TransportEnabledEvent extends Event {
private final TransportId transportId;
public TransportInactiveEvent(TransportId transportId) {
public TransportEnabledEvent(TransportId transportId) {
this.transportId = transportId;
}

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