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Code Issues Projects Releases Wiki Activity

@GuardedBy annotations.

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This commit is contained in:
akwizgran
2018-12-20 22:34:52 +00:00
parent 8c25732d13
commit 189ec874cc
11 changed files with 45 additions and 27 deletions
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13
bramble-core/src/main/java/org/briarproject/bramble/account/AccountManagerImpl.java
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@@ -17,6 +17,7 @@ import java.io.InputStreamReader;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import javax.annotation.concurrent.GuardedBy;
import javax.inject.Inject;
import static java.util.logging.Level.WARNING;
@@ -67,7 +68,7 @@ class AccountManagerImpl implements AccountManager {
return databaseKey;
}
// Locking: stateChangeLock
@GuardedBy("stateChangeLock")
@Nullable
protected String loadEncryptedDatabaseKey() {
String key = readDbKeyFromFile(dbKeyFile);
@@ -82,7 +83,7 @@ class AccountManagerImpl implements AccountManager {
return key;
}
// Locking: stateChangeLock
@GuardedBy("stateChangeLock")
@Nullable
private String readDbKeyFromFile(File f) {
if (!f.exists()) {
@@ -101,7 +102,7 @@ class AccountManagerImpl implements AccountManager {
}
}
// Locking: stateChangeLock
@GuardedBy("stateChangeLock")
boolean storeEncryptedDatabaseKey(String hex) {
LOG.info("Storing database key in file");
// Create the directory if necessary
@@ -139,7 +140,7 @@ class AccountManagerImpl implements AccountManager {
}
}
// Locking: stateChangeLock
@GuardedBy("stateChangeLock")
private void writeDbKeyToFile(String key, File f) throws IOException {
FileOutputStream out = new FileOutputStream(f);
out.write(key.getBytes("UTF-8"));
@@ -169,7 +170,7 @@ class AccountManagerImpl implements AccountManager {
}
}
// Locking: stateChangeLock
@GuardedBy("stateChangeLock")
private boolean encryptAndStoreDatabaseKey(SecretKey key, String password) {
byte[] plaintext = key.getBytes();
byte[] ciphertext = crypto.encryptWithPassword(plaintext, password);
@@ -196,7 +197,7 @@ class AccountManagerImpl implements AccountManager {
}
}
// Locking: stateChangeLock
@GuardedBy("stateChangeLock")
@Nullable
private SecretKey loadAndDecryptDatabaseKey(String password) {
String hex = loadEncryptedDatabaseKey();

9
bramble-core/src/main/java/org/briarproject/bramble/db/JdbcDatabase.java
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@@ -52,6 +52,7 @@ import java.util.concurrent.locks.ReentrantLock;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import javax.annotation.concurrent.GuardedBy;
import static java.lang.System.arraycopy;
import static java.sql.Types.INTEGER;
@@ -319,11 +320,13 @@ abstract class JdbcDatabase implements Database<Connection> {
private final Clock clock;
private final DatabaseTypes dbTypes;
// Locking: connectionsLock
@GuardedBy("connectionsLock")
private final LinkedList<Connection> connections = new LinkedList<>();
private int openConnections = 0; // Locking: connectionsLock
private boolean closed = false; // Locking: connectionsLock
@GuardedBy("connectionsLock")
private int openConnections = 0;
@GuardedBy("connectionsLock")
private boolean closed = false;
protected abstract Connection createConnection() throws SQLException;

4
bramble-core/src/main/java/org/briarproject/bramble/plugin/Poller.java
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@@ -36,6 +36,7 @@ import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
import java.util.logging.Logger;
import javax.annotation.concurrent.GuardedBy;
import javax.annotation.concurrent.ThreadSafe;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
@@ -59,7 +60,8 @@ class Poller implements EventListener {
private final SecureRandom random;
private final Clock clock;
private final Lock lock;
private final Map<TransportId, ScheduledPollTask> tasks; // Locking: lock
@GuardedBy("lock")
private final Map<TransportId, ScheduledPollTask> tasks;
Poller(@IoExecutor Executor ioExecutor,
@Scheduler ScheduledExecutorService scheduler,

9
bramble-core/src/main/java/org/briarproject/bramble/transport/TransportKeyManagerImpl.java
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@@ -28,6 +28,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.locks.ReentrantLock;
import java.util.logging.Logger;
import javax.annotation.concurrent.GuardedBy;
import javax.annotation.concurrent.ThreadSafe;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
@@ -111,7 +112,7 @@ class TransportKeyManagerImpl implements TransportKeyManager {
return rotationResult;
}
// Locking: lock
@GuardedBy("lock")
private void addKeys(Collection<KeySet> keys) {
for (KeySet ks : keys) {
addKeys(ks.getKeySetId(), ks.getContactId(),
@@ -119,7 +120,7 @@ class TransportKeyManagerImpl implements TransportKeyManager {
}
}
// Locking: lock
@GuardedBy("lock")
private void addKeys(KeySetId keySetId, ContactId contactId,
MutableTransportKeys m) {
MutableKeySet ks = new MutableKeySet(keySetId, contactId, m);
@@ -130,7 +131,7 @@ class TransportKeyManagerImpl implements TransportKeyManager {
considerReplacingOutgoingKeys(ks);
}
// Locking: lock
@GuardedBy("lock")
private void encodeTags(KeySetId keySetId, ContactId contactId,
MutableIncomingKeys inKeys) {
for (long streamNumber : inKeys.getWindow().getUnseen()) {
@@ -143,7 +144,7 @@ class TransportKeyManagerImpl implements TransportKeyManager {
}
}
// Locking: lock
@GuardedBy("lock")
private void considerReplacingOutgoingKeys(MutableKeySet ks) {
// Use the active outgoing keys with the highest key set ID
if (ks.getTransportKeys().getCurrentOutgoingKeys().isActive()) {