Make it possible to start the headless app on MacOS.

The app is still non-functional because we don't have a Tor plugin.
This commit is contained in:
akwizgran
2018-11-23 12:52:40 +00:00
parent c09abdb088
commit 61276c81d2
7 changed files with 72 additions and 68 deletions

View File

@@ -13,32 +13,33 @@ import java.util.logging.Logger;
import javax.annotation.concurrent.Immutable;
import static java.util.logging.Level.WARNING;
import static java.util.logging.Logger.getLogger;
import static org.briarproject.bramble.util.LogUtils.logException;
@Immutable
@NotNullByDefault
class LinuxSecureRandomProvider extends AbstractSecureRandomProvider {
class UnixSecureRandomProvider extends AbstractSecureRandomProvider {
private static final Logger LOG =
Logger.getLogger(LinuxSecureRandomProvider.class.getName());
getLogger(UnixSecureRandomProvider.class.getName());
private static final File RANDOM_DEVICE = new File("/dev/urandom");
private final AtomicBoolean seeded = new AtomicBoolean(false);
private final File outputDevice;
LinuxSecureRandomProvider() {
UnixSecureRandomProvider() {
this(RANDOM_DEVICE);
}
LinuxSecureRandomProvider(File outputDevice) {
UnixSecureRandomProvider(File outputDevice) {
this.outputDevice = outputDevice;
}
@Override
public Provider getProvider() {
if (!seeded.getAndSet(true)) writeSeed();
return new LinuxProvider();
return new UnixProvider();
}
protected void writeSeed() {
@@ -55,15 +56,15 @@ class LinuxSecureRandomProvider extends AbstractSecureRandomProvider {
}
// Based on https://android-developers.googleblog.com/2013/08/some-securerandom-thoughts.html
private static class LinuxProvider extends Provider {
private static class UnixProvider extends Provider {
private LinuxProvider() {
super("LinuxPRNG", 1.1, "A Linux-specific PRNG using /dev/urandom");
private UnixProvider() {
super("UnixPRNG", 1.0, "A Unix-specific PRNG using /dev/urandom");
// Although /dev/urandom is not a SHA-1 PRNG, some callers
// explicitly request a SHA1PRNG SecureRandom and we need to
// prevent them from getting the default implementation whose
// output may have low entropy.
put("SecureRandom.SHA1PRNG", LinuxSecureRandomSpi.class.getName());
put("SecureRandom.SHA1PRNG", UnixSecureRandomSpi.class.getName());
put("SecureRandom.SHA1PRNG ImplementedIn", "Software");
}
}

View File

@@ -10,22 +10,24 @@ import java.security.SecureRandomSpi;
import java.util.logging.Logger;
import static java.util.logging.Level.WARNING;
import static java.util.logging.Logger.getLogger;
import static org.briarproject.bramble.util.LogUtils.logException;
public class LinuxSecureRandomSpi extends SecureRandomSpi {
public class UnixSecureRandomSpi extends SecureRandomSpi {
private static final Logger LOG =
Logger.getLogger(LinuxSecureRandomSpi.class.getName());
getLogger(UnixSecureRandomSpi.class.getName());
private static final File RANDOM_DEVICE = new File("/dev/urandom");
private final File inputDevice, outputDevice;
public LinuxSecureRandomSpi() {
@SuppressWarnings("WeakerAccess")
public UnixSecureRandomSpi() {
this(RANDOM_DEVICE, RANDOM_DEVICE);
}
LinuxSecureRandomSpi(File inputDevice, File outputDevice) {
UnixSecureRandomSpi(File inputDevice, File outputDevice) {
this.inputDevice = inputDevice;
this.outputDevice = outputDevice;
}

View File

@@ -1,7 +1,6 @@
package org.briarproject.bramble.system;
import org.briarproject.bramble.test.BrambleTestCase;
import org.briarproject.bramble.test.TestUtils;
import org.briarproject.bramble.util.OsUtils;
import org.junit.After;
import org.junit.Before;
@@ -10,48 +9,48 @@ import org.junit.Test;
import java.io.File;
import java.security.Provider;
import static org.briarproject.bramble.test.TestUtils.deleteTestDirectory;
import static org.briarproject.bramble.test.TestUtils.getTestDirectory;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assume.assumeTrue;
public class LinuxSecureRandomProviderTest extends BrambleTestCase {
public class UnixSecureRandomProviderTest extends BrambleTestCase {
private final File testDir = TestUtils.getTestDirectory();
private final File testDir = getTestDirectory();
@Before
public void setUp() {
testDir.mkdirs();
assumeTrue(OsUtils.isLinux() || OsUtils.isMac());
assertTrue(testDir.mkdirs());
}
@Test
public void testGetProviderWritesToRandomDeviceOnFirstCall()
throws Exception {
if (!(OsUtils.isLinux())) {
System.err.println("WARNING: Skipping test, can't run on this OS");
return;
}
// Redirect the provider's output to a file
File urandom = new File(testDir, "urandom");
urandom.delete();
if (urandom.exists()) assertTrue(urandom.delete());
assertTrue(urandom.createNewFile());
assertEquals(0, urandom.length());
LinuxSecureRandomProvider p = new LinuxSecureRandomProvider(urandom);
UnixSecureRandomProvider p = new UnixSecureRandomProvider(urandom);
// Getting a provider should write entropy to the file
Provider provider = p.getProvider();
assertNotNull(provider);
assertEquals("LinuxPRNG", provider.getName());
assertEquals("UnixPRNG", provider.getName());
// There should be at least 16 bytes from the clock, 8 from the runtime
long length = urandom.length();
assertTrue(length >= 24);
// Getting another provider should not write to the file again
provider = p.getProvider();
assertNotNull(provider);
assertEquals("LinuxPRNG", provider.getName());
assertEquals("UnixPRNG", provider.getName());
assertEquals(length, urandom.length());
}
@After
public void tearDown() {
TestUtils.deleteTestDirectory(testDir);
deleteTestDirectory(testDir);
}
}

View File

@@ -15,31 +15,31 @@ import java.io.FileOutputStream;
import java.util.HashSet;
import java.util.Set;
import static org.briarproject.bramble.test.TestUtils.deleteTestDirectory;
import static org.briarproject.bramble.test.TestUtils.getTestDirectory;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assume.assumeTrue;
public class LinuxSecureRandomSpiTest extends BrambleTestCase {
public class UnixSecureRandomSpiTest extends BrambleTestCase {
private static final File RANDOM_DEVICE = new File("/dev/urandom");
private static final int SEED_BYTES = 32;
private final File testDir = TestUtils.getTestDirectory();
private final File testDir = getTestDirectory();
@Before
public void setUp() {
testDir.mkdirs();
assumeTrue(OsUtils.isLinux() || OsUtils.isMac());
assertTrue(testDir.mkdirs());
}
@Test
public void testSeedsAreDistinct() {
if (!(OsUtils.isLinux())) {
System.err.println("WARNING: Skipping test, can't run on this OS");
return;
}
Set<Bytes> seeds = new HashSet<>();
LinuxSecureRandomSpi engine = new LinuxSecureRandomSpi();
UnixSecureRandomSpi engine = new UnixSecureRandomSpi();
for (int i = 0; i < 1000; i++) {
byte[] seed = engine.engineGenerateSeed(SEED_BYTES);
assertEquals(SEED_BYTES, seed.length);
@@ -49,19 +49,15 @@ public class LinuxSecureRandomSpiTest extends BrambleTestCase {
@Test
public void testEngineSetSeedWritesToRandomDevice() throws Exception {
if (!(OsUtils.isLinux())) {
System.err.println("WARNING: Skipping test, can't run on this OS");
return;
}
// Redirect the engine's output to a file
File urandom = new File(testDir, "urandom");
urandom.delete();
if (urandom.exists()) assertTrue(urandom.delete());
assertTrue(urandom.createNewFile());
assertEquals(0, urandom.length());
// Generate a seed
byte[] seed = TestUtils.getRandomBytes(SEED_BYTES);
// Check that the engine writes the seed to the file
LinuxSecureRandomSpi engine = new LinuxSecureRandomSpi(RANDOM_DEVICE,
UnixSecureRandomSpi engine = new UnixSecureRandomSpi(RANDOM_DEVICE,
urandom);
engine.engineSetSeed(seed);
assertEquals(SEED_BYTES, urandom.length());
@@ -74,15 +70,11 @@ public class LinuxSecureRandomSpiTest extends BrambleTestCase {
@Test
public void testEngineNextBytesReadsFromRandomDevice() throws Exception {
if (!(OsUtils.isLinux())) {
System.err.println("WARNING: Skipping test, can't run on this OS");
return;
}
// Generate some entropy
byte[] entropy = TestUtils.getRandomBytes(SEED_BYTES);
// Write the entropy to a file
File urandom = new File(testDir, "urandom");
urandom.delete();
if (urandom.exists()) assertTrue(urandom.delete());
FileOutputStream out = new FileOutputStream(urandom);
out.write(entropy);
out.flush();
@@ -90,7 +82,7 @@ public class LinuxSecureRandomSpiTest extends BrambleTestCase {
assertTrue(urandom.exists());
assertEquals(SEED_BYTES, urandom.length());
// Check that the engine reads from the file
LinuxSecureRandomSpi engine = new LinuxSecureRandomSpi(urandom,
UnixSecureRandomSpi engine = new UnixSecureRandomSpi(urandom,
RANDOM_DEVICE);
byte[] b = new byte[SEED_BYTES];
engine.engineNextBytes(b);
@@ -99,15 +91,11 @@ public class LinuxSecureRandomSpiTest extends BrambleTestCase {
@Test
public void testEngineGenerateSeedReadsFromRandomDevice() throws Exception {
if (!(OsUtils.isLinux())) {
System.err.println("WARNING: Skipping test, can't run on this OS");
return;
}
// Generate some entropy
byte[] entropy = TestUtils.getRandomBytes(SEED_BYTES);
// Write the entropy to a file
File urandom = new File(testDir, "urandom");
urandom.delete();
if (urandom.exists()) assertTrue(urandom.delete());
FileOutputStream out = new FileOutputStream(urandom);
out.write(entropy);
out.flush();
@@ -115,7 +103,7 @@ public class LinuxSecureRandomSpiTest extends BrambleTestCase {
assertTrue(urandom.exists());
assertEquals(SEED_BYTES, urandom.length());
// Check that the engine reads from the file
LinuxSecureRandomSpi engine = new LinuxSecureRandomSpi(urandom,
UnixSecureRandomSpi engine = new UnixSecureRandomSpi(urandom,
RANDOM_DEVICE);
byte[] b = engine.engineGenerateSeed(SEED_BYTES);
assertArrayEquals(entropy, b);
@@ -123,6 +111,6 @@ public class LinuxSecureRandomSpiTest extends BrambleTestCase {
@After
public void tearDown() {
TestUtils.deleteTestDirectory(testDir);
deleteTestDirectory(testDir);
}
}