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Code Issues Projects Releases Wiki Activity

Log the timing of startup tasks so we can find bottlenecks.

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This commit is contained in:
akwizgran
2014-01-13 21:58:34 +00:00
parent c9928348ef
commit 6f161103ae
4 changed files with 104 additions and 27 deletions
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49
briar-android/src/org/briarproject/android/SetupActivity.java
View File

@@ -9,12 +9,14 @@ import static android.view.Gravity.CENTER_HORIZONTAL;
import static android.view.View.GONE;
import static android.view.View.VISIBLE;
import static android.widget.LinearLayout.VERTICAL;
import static java.util.logging.Level.INFO;
import static org.briarproject.android.util.CommonLayoutParams.MATCH_MATCH;
import static org.briarproject.android.util.CommonLayoutParams.WRAP_WRAP;
import static org.briarproject.api.crypto.PasswordStrengthEstimator.WEAK;
import java.util.Arrays;
import java.util.concurrent.Executor;
import java.util.logging.Logger;
import javax.inject.Inject;
@@ -48,6 +50,9 @@ import android.widget.TextView;
public class SetupActivity extends RoboActivity implements OnClickListener {
private static final Logger LOG =
Logger.getLogger(SetupActivity.class.getName());
@Inject @CryptoExecutor private Executor cryptoExecutor;
@Inject private PasswordStrengthEstimator strengthEstimator;
private EditText nicknameEntry = null;
@@ -66,6 +71,7 @@ public class SetupActivity extends RoboActivity implements OnClickListener {
@Override
public void onCreate(Bundle state) {
super.onCreate(state);
LinearLayout layout = new LinearLayout(this);
layout.setLayoutParams(MATCH_MATCH);
layout.setOrientation(VERTICAL);
@@ -217,16 +223,13 @@ public class SetupActivity extends RoboActivity implements OnClickListener {
cryptoExecutor.execute(new Runnable() {
public void run() {
byte[] key = crypto.generateSecretKey().getEncoded();
byte[] encrypted = crypto.encryptWithPassword(key, password);
storeEncryptedDatabaseKey(encrypted);
databaseConfig.setEncryptionKey(key);
KeyPair keyPair = crypto.generateSignatureKeyPair();
final byte[] publicKey = keyPair.getPublic().getEncoded();
final byte[] privateKey = keyPair.getPrivate().getEncoded();
LocalAuthor a = authorFactory.createLocalAuthor(nickname,
publicKey, privateKey);
showHomeScreen(referenceManager.putReference(a,
LocalAuthor.class));
byte[] encrypted = encryptDatabaseKey(key, password);
for(int i = 0; i < password.length; i++) password[i] = 0;
storeEncryptedDatabaseKey(encrypted);
LocalAuthor localAuthor = createLocalAuthor(nickname);
showHomeScreen(referenceManager.putReference(localAuthor,
LocalAuthor.class));
}
});
}
@@ -235,11 +238,37 @@ public class SetupActivity extends RoboActivity implements OnClickListener {
e.delete(0, e.length());
}
private void storeEncryptedDatabaseKey(byte[] encrypted) {
private void storeEncryptedDatabaseKey(final byte[] encrypted) {
long start = System.currentTimeMillis();
SharedPreferences prefs = getSharedPreferences("db", MODE_PRIVATE);
Editor editor = prefs.edit();
editor.putString("key", StringUtils.toHexString(encrypted));
editor.commit();
long duration = System.currentTimeMillis() - start;
if(LOG.isLoggable(INFO))
LOG.info("Key storage took " + duration + " ms");
}
private byte[] encryptDatabaseKey(byte[] key, char[] password) {
long start = System.currentTimeMillis();
byte[] encrypted = crypto.encryptWithPassword(key, password);
long duration = System.currentTimeMillis() - start;
if(LOG.isLoggable(INFO))
LOG.info("Key derivation took " + duration + " ms");
return encrypted;
}
private LocalAuthor createLocalAuthor(String nickname) {
long start = System.currentTimeMillis();
KeyPair keyPair = crypto.generateSignatureKeyPair();
byte[] publicKey = keyPair.getPublic().getEncoded();
byte[] privateKey = keyPair.getPrivate().getEncoded();
LocalAuthor localAuthor = authorFactory.createLocalAuthor(nickname,
publicKey, privateKey);
long duration = System.currentTimeMillis() - start;
if(LOG.isLoggable(INFO))
LOG.info("Identity creation took " + duration + " ms");
return localAuthor;
}
private void showHomeScreen(final long handle) {

25
briar-core/src/org/briarproject/lifecycle/LifecycleManagerImpl.java
View File

@@ -16,12 +16,14 @@ import org.briarproject.api.db.DatabaseComponent;
import org.briarproject.api.db.DbException;
import org.briarproject.api.lifecycle.LifecycleManager;
import org.briarproject.api.lifecycle.Service;
import org.briarproject.api.system.Clock;
class LifecycleManagerImpl implements LifecycleManager {
private static final Logger LOG =
Logger.getLogger(LifecycleManagerImpl.class.getName());
private final Clock clock;
private final DatabaseComponent db;
private final Collection<Service> services;
private final Collection<ExecutorService> executors;
@@ -30,7 +32,8 @@ class LifecycleManagerImpl implements LifecycleManager {
private final CountDownLatch shutdownLatch = new CountDownLatch(1);
@Inject
LifecycleManagerImpl(DatabaseComponent db) {
LifecycleManagerImpl(Clock clock, DatabaseComponent db) {
this.clock = clock;
this.db = db;
services = new CopyOnWriteArrayList<Service>();
executors = new CopyOnWriteArrayList<ExecutorService>();
@@ -51,20 +54,30 @@ class LifecycleManagerImpl implements LifecycleManager {
public boolean startServices() {
try {
if(LOG.isLoggable(INFO)) LOG.info("Starting");
long start = clock.currentTimeMillis();
boolean reopened = db.open();
long duration = clock.currentTimeMillis() - start;
if(LOG.isLoggable(INFO)) {
if(reopened) LOG.info("Database reopened");
else LOG.info("Database created");
if(reopened)
LOG.info("Reopening database took " + duration + " ms");
else LOG.info("Creating database took " + duration + " ms");
}
dbLatch.countDown();
for(Service s : services) {
start = clock.currentTimeMillis();
boolean started = s.start();
duration = clock.currentTimeMillis() - start;
if(!started) {
if(LOG.isLoggable(WARNING)) {
String name = s.getClass().getName();
LOG.warning(name + " did not start");
}
return false;
}
if(LOG.isLoggable(INFO)) {
String name = s.getClass().getName();
if(started) LOG.info("Service started: " + name);
else LOG.info("Service failed to start: " + name);
LOG.info("Starting " + name + " took " + duration + " ms");
}
if(!started) return false;
}
startupLatch.countDown();
return true;

51
briar-core/src/org/briarproject/plugins/PluginManagerImpl.java
View File

@@ -37,6 +37,7 @@ import org.briarproject.api.plugins.simplex.SimplexPluginConfig;
import org.briarproject.api.plugins.simplex.SimplexPluginFactory;
import org.briarproject.api.plugins.simplex.SimplexTransportReader;
import org.briarproject.api.plugins.simplex.SimplexTransportWriter;
import org.briarproject.api.system.Clock;
import org.briarproject.api.transport.ConnectionDispatcher;
import org.briarproject.api.ui.UiCallback;
@@ -50,6 +51,7 @@ class PluginManagerImpl implements PluginManager {
private final Executor pluginExecutor;
private final SimplexPluginConfig simplexPluginConfig;
private final DuplexPluginConfig duplexPluginConfig;
private final Clock clock;
private final DatabaseComponent db;
private final Poller poller;
private final ConnectionDispatcher dispatcher;
@@ -60,12 +62,13 @@ class PluginManagerImpl implements PluginManager {
@Inject
PluginManagerImpl(@PluginExecutor Executor pluginExecutor,
SimplexPluginConfig simplexPluginConfig,
DuplexPluginConfig duplexPluginConfig, DatabaseComponent db,
Poller poller, ConnectionDispatcher dispatcher,
UiCallback uiCallback) {
DuplexPluginConfig duplexPluginConfig, Clock clock,
DatabaseComponent db, Poller poller,
ConnectionDispatcher dispatcher, UiCallback uiCallback) {
this.pluginExecutor = pluginExecutor;
this.simplexPluginConfig = simplexPluginConfig;
this.duplexPluginConfig = duplexPluginConfig;
this.clock = clock;
this.db = db;
this.poller = poller;
this.dispatcher = dispatcher;
@@ -167,19 +170,31 @@ class PluginManagerImpl implements PluginManager {
return;
}
try {
long start = clock.currentTimeMillis();
db.addTransport(id, plugin.getMaxLatency());
long duration = clock.currentTimeMillis() - start;
if(LOG.isLoggable(INFO))
LOG.info("Adding transport took " + duration + " ms");
} catch(DbException e) {
if(LOG.isLoggable(WARNING))
LOG.log(WARNING, e.toString(), e);
return;
}
try {
if(plugin.start()) {
long start = clock.currentTimeMillis();
boolean started = plugin.start();
long duration = clock.currentTimeMillis() - start;
if(started) {
simplexPlugins.add(plugin);
} else {
if(LOG.isLoggable(INFO)) {
String name = plugin.getClass().getSimpleName();
LOG.info(name + " did not start");
LOG.info("Starting " + name + " took " +
duration + " ms");
}
} else {
if(LOG.isLoggable(WARNING)) {
String name = plugin.getClass().getSimpleName();
LOG.warning(name + " did not start");
}
}
} catch(IOException e) {
@@ -216,19 +231,31 @@ class PluginManagerImpl implements PluginManager {
return;
}
try {
long start = clock.currentTimeMillis();
db.addTransport(id, plugin.getMaxLatency());
long duration = clock.currentTimeMillis() - start;
if(LOG.isLoggable(INFO))
LOG.info("Adding transport took " + duration + " ms");
} catch(DbException e) {
if(LOG.isLoggable(WARNING))
LOG.log(WARNING, e.toString(), e);
return;
}
try {
if(plugin.start()) {
long start = clock.currentTimeMillis();
boolean started = plugin.start();
long duration = clock.currentTimeMillis() - start;
if(started) {
duplexPlugins.add(plugin);
} else {
if(LOG.isLoggable(INFO)) {
String name = plugin.getClass().getSimpleName();
LOG.info(name + " did not start");
LOG.info("Starting " + name + " took " +
duration + " ms");
}
} else {
if(LOG.isLoggable(WARNING)) {
String name = plugin.getClass().getSimpleName();
LOG.warning(name + " did not start");
}
}
} catch(IOException e) {
@@ -253,7 +280,13 @@ class PluginManagerImpl implements PluginManager {
public void run() {
try {
long start = clock.currentTimeMillis();
plugin.stop();
long duration = clock.currentTimeMillis() - start;
if(LOG.isLoggable(INFO)) {
String name = plugin.getClass().getSimpleName();
LOG.info("Stopping " + name + " took " + duration + " ms");
}
} catch(IOException e) {
if(LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
} finally {

6
briar-tests/src/org/briarproject/plugins/PluginManagerImplTest.java
View File

@@ -16,9 +16,10 @@ import org.briarproject.api.plugins.simplex.SimplexPlugin;
import org.briarproject.api.plugins.simplex.SimplexPluginCallback;
import org.briarproject.api.plugins.simplex.SimplexPluginConfig;
import org.briarproject.api.plugins.simplex.SimplexPluginFactory;
import org.briarproject.api.system.Clock;
import org.briarproject.api.system.SystemClock;
import org.briarproject.api.transport.ConnectionDispatcher;
import org.briarproject.api.ui.UiCallback;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.junit.Test;
@@ -27,6 +28,7 @@ public class PluginManagerImplTest extends BriarTestCase {
@Test
public void testStartAndStop() throws Exception {
Clock clock = new SystemClock();
Mockery context = new Mockery();
final Executor pluginExecutor = Executors.newCachedThreadPool();
final SimplexPluginConfig simplexPluginConfig =
@@ -118,7 +120,7 @@ public class PluginManagerImplTest extends BriarTestCase {
oneOf(duplexPlugin).stop();
}});
PluginManagerImpl p = new PluginManagerImpl(pluginExecutor,
simplexPluginConfig, duplexPluginConfig, db, poller,
simplexPluginConfig, duplexPluginConfig, clock, db, poller,
dispatcher, uiCallback);
// Two plugins should be started and stopped
assertTrue(p.start());