[logback-dev] [GIT] Logback: the generic, reliable, fast and flexible logging framework. branch, lbcore148, updated. v0.9.20-3-g7c54529
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- Log -----------------------------------------------------------------
http://git.qos.ch/gitweb/?p=logback.git;a=commit;h=7c545298b251c2e1574029b945849816a8986332
http://github.com/ceki/logback/commit/7c545298b251c2e1574029b945849816a8986332
commit 7c545298b251c2e1574029b945849816a8986332
Author: Ceki Gulcu <ceki at qos.ch>
Date: Sat Apr 3 18:27:59 2010 +0200
Fixed LBCORE-148
diff --git a/logback-classic/src/test/java/ch/qos/logback/classic/net/SocketAppenderTest.java b/logback-classic/src/test/java/ch/qos/logback/classic/net/SocketAppenderTest.java
index aaecb2c..f3b471b 100644
--- a/logback-classic/src/test/java/ch/qos/logback/classic/net/SocketAppenderTest.java
+++ b/logback-classic/src/test/java/ch/qos/logback/classic/net/SocketAppenderTest.java
@@ -31,6 +31,8 @@ import ch.qos.logback.classic.LoggerContext;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.classic.spi.LoggerContextVO;
import ch.qos.logback.core.read.ListAppender;
+import ch.qos.logback.core.recovery.RecoveryCoordinator;
+import ch.qos.logback.core.status.OnConsoleStatusListener;
import ch.qos.logback.core.util.StatusPrinter;
public class SocketAppenderTest {
@@ -40,8 +42,8 @@ public class SocketAppenderTest {
static final int SLEEP_AFTER_LOG = 100;
int port = 4561;
- LoggerContext lc = new LoggerContext();
- LoggerContext serverLC = new LoggerContext();
+ LoggerContext context = new LoggerContext();
+ LoggerContext serverContext = new LoggerContext();
ListAppender<ILoggingEvent> la = new ListAppender<ILoggingEvent>();
SocketAppender socketAppender = new SocketAppender();
private boolean includeCallerData = false;
@@ -50,10 +52,11 @@ public class SocketAppenderTest {
@Test
public void startFailNoRemoteHost() {
SocketAppender appender = new SocketAppender();
- appender.setContext(lc);
+ appender.setContext(context);
appender.setPort(123);
appender.start();
- assertEquals(1, lc.getStatusManager().getCount());
+ StatusPrinter.print(context);
+ assertEquals(1, context.getStatusManager().getCount());
}
@Test
@@ -62,7 +65,7 @@ public class SocketAppenderTest {
waitForServerToStart();
configureClient();
- Logger logger = lc.getLogger(Logger.ROOT_LOGGER_NAME);
+ Logger logger = context.getLogger(Logger.ROOT_LOGGER_NAME);
logger.debug("test msg");
Thread.sleep(SLEEP_AFTER_LOG);
@@ -84,7 +87,7 @@ public class SocketAppenderTest {
waitForServerToStart();
configureClient();
- Logger logger = lc.getLogger(Logger.ROOT_LOGGER_NAME);
+ Logger logger = context.getLogger(Logger.ROOT_LOGGER_NAME);
logger.debug("test msg");
Thread.sleep(SLEEP_AFTER_LOG);
@@ -114,7 +117,7 @@ public class SocketAppenderTest {
waitForServerToStart();
configureClient();
- Logger logger = lc.getLogger(Logger.ROOT_LOGGER_NAME);
+ Logger logger = context.getLogger(Logger.ROOT_LOGGER_NAME);
MDC.put("key", "testValue");
logger.debug("test msg");
@@ -140,7 +143,7 @@ public class SocketAppenderTest {
waitForServerToStart();
configureClient();
- Logger logger = lc.getLogger(Logger.ROOT_LOGGER_NAME);
+ Logger logger = context.getLogger(Logger.ROOT_LOGGER_NAME);
logger.debug("test msg");
Thread.sleep(SLEEP_AFTER_LOG);
@@ -162,7 +165,7 @@ public class SocketAppenderTest {
// Thread.sleep(SLEEP_AFTER_SERVER_START);
configureClient();
- Logger logger = lc.getLogger(Logger.ROOT_LOGGER_NAME);
+ Logger logger = context.getLogger(Logger.ROOT_LOGGER_NAME);
Marker marker = MarkerFactory.getMarker("testMarker");
logger.debug(marker, "test msg");
@@ -184,7 +187,7 @@ public class SocketAppenderTest {
configureClient();
- Logger logger = lc.getLogger(Logger.ROOT_LOGGER_NAME);
+ Logger logger = context.getLogger(Logger.ROOT_LOGGER_NAME);
MDC.put("key", "testValue");
logger.debug("test msg");
@@ -209,28 +212,30 @@ public class SocketAppenderTest {
@Test
public void lateServerLaunch() throws InterruptedException {
- // FIXME
- //socketAppender.setReconnectionDelay(20);
configureClient();
- Logger logger = lc.getLogger(Logger.ROOT_LOGGER_NAME);
+ context.getStatusManager().add(new OnConsoleStatusListener());
+
+ Logger logger = context.getLogger(Logger.ROOT_LOGGER_NAME);
logger.debug("test msg");
fireServer();
waitForServerToStart();
- Thread.sleep(SLEEP_AFTER_LOG); // allow time for client and server to
- // connect
- logger.debug("test msg 2");
+ System.out.println("Server started");
+ Thread.sleep(RecoveryCoordinator.BACKOFF_COEFFICIENT_MIN+10);
+
+ logger.debug("test msg 2"); // trigger connection establishment
+ logger.debug("test msg 3");
Thread.sleep(SLEEP_AFTER_LOG);
simpleSocketServer.close();
Thread.sleep(SLEEP_AFTER_LOG);
simpleSocketServer.join(JOIN_OR_WAIT_TIMEOUT);
- StatusPrinter.print(lc);
+ //StatusPrinter.print(context);
assertTrue(simpleSocketServer.isClosed());
assertEquals(1, la.list.size());
ILoggingEvent remoteEvent = la.list.get(0);
- assertEquals("test msg 2", remoteEvent.getMessage());
+ assertEquals("test msg 3", remoteEvent.getMessage());
assertEquals(Level.DEBUG, remoteEvent.getLevel());
}
@@ -241,27 +246,27 @@ public class SocketAppenderTest {
}
private void fireServer() throws InterruptedException {
- Logger root = serverLC.getLogger("root");
+ Logger root = serverContext.getLogger("root");
la.setName(LIST_APPENDER_NAME);
- la.setContext(serverLC);
+ la.setContext(serverContext);
la.start();
root.addAppender(la);
- simpleSocketServer = new SimpleSocketServer(serverLC, port);
+ simpleSocketServer = new SimpleSocketServer(serverContext, port);
simpleSocketServer.start();
Thread.yield();
}
ListAppender<ILoggingEvent> getListAppender() {
- Logger root = serverLC.getLogger("root");
+ Logger root = serverContext.getLogger("root");
return (ListAppender<ILoggingEvent>) root.getAppender(LIST_APPENDER_NAME);
}
private void configureClient() {
- lc = new LoggerContext();
- lc.setName("test");
- lc.putProperty("testKey", "testValue");
- Logger root = lc.getLogger(Logger.ROOT_LOGGER_NAME);
- socketAppender.setContext(lc);
+ context = new LoggerContext();
+ context.setName("test");
+ context.putProperty("testKey", "testValue");
+ Logger root = context.getLogger(Logger.ROOT_LOGGER_NAME);
+ socketAppender.setContext(context);
socketAppender.setName("socket");
socketAppender.setPort(port);
socketAppender.setRemoteHost("localhost");
diff --git a/logback-core/src/main/java/ch/qos/logback/core/encoder/ObjectOutputStreamEncoder.java b/logback-core/src/main/java/ch/qos/logback/core/encoder/ObjectOutputStreamEncoder.java
index 3fa485d..e81cd94 100644
--- a/logback-core/src/main/java/ch/qos/logback/core/encoder/ObjectOutputStreamEncoder.java
+++ b/logback-core/src/main/java/ch/qos/logback/core/encoder/ObjectOutputStreamEncoder.java
@@ -18,18 +18,30 @@ import java.io.ObjectOutputStream;
import java.io.OutputStream;
import ch.qos.logback.core.CoreConstants;
+import ch.qos.logback.core.recovery.ResilientOutputStreamListener;
-public class ObjectOutputStreamEncoder<E> extends EncoderBase<E> {
+public class ObjectOutputStreamEncoder<E> extends EncoderBase<E> implements
+ ResilientOutputStreamListener {
ObjectOutputStream oos;
+ OutputStream os;
protected int counter = 0;
-
+
+ boolean presumedInError = false;
+
@Override
public void init(OutputStream os) throws IOException {
+ this.os = os;
oos = new ObjectOutputStream(os);
}
public void doEncode(E event) throws IOException {
+ // if in error then provoke recovery
+ if (presumedInError) {
+ os.write(0);
+ return;
+ }
+
oos.writeObject(event);
oos.flush();
if (++counter >= CoreConstants.OOS_RESET_FREQUENCY) {
@@ -41,8 +53,27 @@ public class ObjectOutputStreamEncoder<E> extends EncoderBase<E> {
}
- public void close() throws IOException {
- oos.close();
+ public void close() {
+ if (oos == null) {
+ return;
+ }
+ try {
+ oos.close();
+ } catch (IOException e) {
+
+ }
}
+ public void outputStreamChangedEvent(OutputStream os) {
+ try {
+ this.os = os;
+ oos = new ObjectOutputStream(os);
+ presumedInError = false;
+ } catch (IOException e) {
+ }
+ }
+
+ public void presumedInError() {
+ presumedInError = true;
+ }
}
diff --git a/logback-core/src/main/java/ch/qos/logback/core/net/SocketAppenderBase.java b/logback-core/src/main/java/ch/qos/logback/core/net/SocketAppenderBase.java
index 008806d..a8eadde 100644
--- a/logback-core/src/main/java/ch/qos/logback/core/net/SocketAppenderBase.java
+++ b/logback-core/src/main/java/ch/qos/logback/core/net/SocketAppenderBase.java
@@ -15,12 +15,12 @@
package ch.qos.logback.core.net;
import java.io.IOException;
-import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.net.InetAddress;
-import ch.qos.logback.core.AppenderBase;
-import ch.qos.logback.core.CoreConstants;
+import ch.qos.logback.core.UnsynchronizedAppenderBase;
+import ch.qos.logback.core.encoder.ObjectOutputStreamEncoder;
+import ch.qos.logback.core.recovery.ResilientSocketStream;
import ch.qos.logback.core.spi.PreSerializationTransformer;
/**
@@ -31,7 +31,8 @@ import ch.qos.logback.core.spi.PreSerializationTransformer;
* @author Sébastien Pennec
*/
-public abstract class SocketAppenderBase<E> extends AppenderBase<E> {
+public abstract class SocketAppenderBase<E> extends
+ UnsynchronizedAppenderBase<E> {
/**
* The default port number of remote logging server (4560).
@@ -39,45 +40,51 @@ public abstract class SocketAppenderBase<E> extends AppenderBase<E> {
static final int DEFAULT_PORT = 4560;
/**
- * The default reconnection delay (30000 milliseconds or 30 seconds).
- */
- static final int DEFAULT_RECONNECTION_DELAY = 30000;
-
- /**
* We remember host name as String in addition to the resolved InetAddress so
* that it can be returned via getOption().
*/
protected String host;
protected int port = DEFAULT_PORT;
- protected ObjectOutputStream oos;
- protected int reconnectionDelay = DEFAULT_RECONNECTION_DELAY;
- protected int counter = 0;
+ ObjectOutputStreamEncoder<Serializable> encoder = new ObjectOutputStreamEncoder<Serializable>();
/**
* Start this appender.
*/
public void start() {
- int errorCount = 0;
- if (port == 0) {
- errorCount++;
- addError("No port was configured for appender"
- + name
- + " For more information, please visit http://logback.qos.ch/codes.html#socket_no_port");
- }
+ InetAddress inetAddress = null;
if (host == null) {
- errorCount++;
addError("No remote address was configured for appender"
+ name
+ " For more information, please visit http://logback.qos.ch/codes.html#socket_no_host");
+ return;
+ } else {
+ inetAddress = getAddressByName(host);
+ if (inetAddress == null) {
+ return;
+ }
}
- //connect(address, port);
+ ResilientSocketStream ros = new ResilientSocketStream(inetAddress, port,
+ encoder, context);
+
+ try {
+ encoder.init(ros);
+ } catch (IOException e) {
+ ros.addError("Failed to open [" + inetAddress.getHostName() + ":" + port
+ + "]", e);
+ }
+ super.start();
+ }
- if (errorCount == 0) {
- this.started = true;
+ InetAddress getAddressByName(String host) {
+ try {
+ return InetAddress.getByName(host);
+ } catch (Exception e) {
+ addError("Could not find address of [" + host + "].", e);
+ return null;
}
}
@@ -93,78 +100,29 @@ public abstract class SocketAppenderBase<E> extends AppenderBase<E> {
if (!isStarted())
return;
+ encoder.stop();
this.started = false;
- cleanUp();
- }
-
- /**
- * Drop the connection to the remote host and release the underlying connector
- * thread if it has been created
- */
- public void cleanUp() {
- if (oos != null) {
- try {
- oos.close();
- } catch (IOException e) {
- addError("Could not close oos.", e);
- }
- oos = null;
- }
}
-
@Override
protected void append(E event) {
-
if (event == null)
return;
+ if (!isStarted()) {
+ return;
+ }
-// if (address == null) {
-// addError("No remote host is set for SocketAppender named \""
-// + this.name
-// + "\". For more information, please visit http://logback.qos.ch/codes.html#socket_no_host");
-// return;
-// }
-
- if (oos != null) {
- try {
- postProcessEvent(event);
- Serializable serEvent = getPST().transform(event);
- oos.writeObject(serEvent);
- oos.flush();
- if (++counter >= CoreConstants.OOS_RESET_FREQUENCY) {
- counter = 0;
- // Failing to reset the object output stream every now and
- // then creates a serious memory leak.
- // System.err.println("Doing oos.reset()");
- oos.reset();
- }
- } catch (IOException e) {
- if (oos != null) {
- try {
- oos.close();
- } catch (IOException ignore) {
- }
- }
-
- oos = null;
- addWarn("Detected problem with connection: " + e);
- }
+ try {
+ postProcessEvent(event);
+ Serializable serEvent = getPST().transform(event);
+ encoder.doEncode(serEvent);
+ } catch (IOException e) {
}
}
protected abstract void postProcessEvent(E event);
- protected abstract PreSerializationTransformer<E> getPST();
-
- protected static InetAddress getAddressByName(String host) {
- try {
- return InetAddress.getByName(host);
- } catch (Exception e) {
- // addError("Could not find address of [" + host + "].", e);
- return null;
- }
- }
+ protected abstract PreSerializationTransformer<E> getPST();
/**
* The <b>RemoteHost</b> option takes a string value which should be the host
@@ -182,8 +140,8 @@ public abstract class SocketAppenderBase<E> extends AppenderBase<E> {
}
/**
- * The <b>Port</b> option takes a positive integer representing the port
- * where the server is waiting for connections.
+ * The <b>Port</b> option takes a positive integer representing the port where
+ * the server is waiting for connections.
*/
public void setPort(int port) {
this.port = port;
@@ -195,6 +153,5 @@ public abstract class SocketAppenderBase<E> extends AppenderBase<E> {
public int getPort() {
return port;
}
-
}
diff --git a/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientOutputStreamBase.java b/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientOutputStreamBase.java
index 9eaefbf..83f3f70 100644
--- a/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientOutputStreamBase.java
+++ b/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientOutputStreamBase.java
@@ -34,7 +34,7 @@ abstract public class ResilientOutputStreamBase extends OutputStream implements
private int noContextWarning = 0;
private int statusCount = 0;
- private RecoveryCoordinator recoveryCoordinator;
+ protected RecoveryCoordinator recoveryCoordinator;
protected OutputStream os;
protected boolean presumedClean = true;
@@ -42,7 +42,7 @@ abstract public class ResilientOutputStreamBase extends OutputStream implements
private ContextAwareImpl cai = new ContextAwareImpl(this);
List<ResilientOutputStreamListener> listenerList = new ArrayList<ResilientOutputStreamListener>();
-
+
final private boolean isPresumedInError() {
// existence of recoveryCoordinator indicates failed state
return (recoveryCoordinator != null && !presumedClean);
@@ -111,6 +111,7 @@ abstract public class ResilientOutputStreamBase extends OutputStream implements
presumedClean = false;
if (recoveryCoordinator == null) {
recoveryCoordinator = new RecoveryCoordinator();
+ firePresumedInErrorChangedEvent();
}
}
@@ -140,17 +141,24 @@ abstract public class ResilientOutputStreamBase extends OutputStream implements
+ getDescription(), this, e));
}
}
-
+
void fireOutputStreamChangedEvent() {
- for(ResilientOutputStreamListener listener: listenerList) {
- listener.outputStreamChangedEvent();
+ for (ResilientOutputStreamListener listener : listenerList) {
+ listener.outputStreamChangedEvent(this);
}
}
- void addResilientOutputStreamListener(ResilientOutputStreamListener listener) {
+ void firePresumedInErrorChangedEvent() {
+ for (ResilientOutputStreamListener listener : listenerList) {
+ listener.presumedInError();
+ }
+ }
+
+ public void addResilientOutputStreamListener(
+ ResilientOutputStreamListener listener) {
listenerList.add(listener);
}
-
+
void addStatusIfCountNotOverLimit(Status s) {
++statusCount;
if (statusCount < STATUS_COUNT_LIMIT) {
@@ -171,7 +179,7 @@ abstract public class ResilientOutputStreamBase extends OutputStream implements
}
return;
}
-
+
StatusManager sm = cai.getStatusManager();
if (sm != null) {
sm.add(status);
@@ -179,7 +187,7 @@ abstract public class ResilientOutputStreamBase extends OutputStream implements
}
public Context getContext() {
- return cai.getContext();
+ return cai.getContext();
}
public void setContext(Context context) {
@@ -196,7 +204,6 @@ abstract public class ResilientOutputStreamBase extends OutputStream implements
public void addInfo(String msg) {
cai.addInfo(msg);
-
}
public void addInfo(String msg, Throwable ex) {
diff --git a/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientOutputStreamListener.java b/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientOutputStreamListener.java
index ba5b0b1..66ddcb3 100644
--- a/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientOutputStreamListener.java
+++ b/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientOutputStreamListener.java
@@ -13,12 +13,15 @@
*/
package ch.qos.logback.core.recovery;
+import java.io.OutputStream;
+
public interface ResilientOutputStreamListener {
/**
* ResilientOutputStream instance will fire this event each time the
* underlying output stream of the instance is changed.
*/
- void outputStreamChangedEvent();
-
+ void outputStreamChangedEvent(OutputStream os);
+
+ void presumedInError();
}
diff --git a/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientSocketStream.java b/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientSocketStream.java
index cf5a671..9e4ec40 100644
--- a/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientSocketStream.java
+++ b/logback-core/src/main/java/ch/qos/logback/core/recovery/ResilientSocketStream.java
@@ -21,47 +21,58 @@ import java.net.Socket;
import ch.qos.logback.core.Context;
import ch.qos.logback.core.spi.ContextAware;
-public class ResilientSocketStream extends ResilientOutputStreamBase implements ContextAware {
+public class ResilientSocketStream extends ResilientOutputStreamBase implements
+ ContextAware {
- String host;
int port;
- Context context;
InetAddress inetAddress;
-
- public ResilientSocketStream(String host, int port)
- throws IOException {
+
+ public ResilientSocketStream(InetAddress inetAddress, int port) {
super();
- this.host = host;
+ this.inetAddress = inetAddress;
this.port = port;
- super.os = openNewOutputStream();
- this.presumedClean = true;
+ try {
+ this.os = openNewOutputStream();
+ this.presumedClean = true;
+ } catch (IOException e) {
+ postIOFailure(e);
+ }
}
- protected InetAddress getAddressByName(String host) {
+ public ResilientSocketStream(InetAddress inetAddress, int port, ResilientOutputStreamListener listener, Context context) {
+ super();
+ this.inetAddress = inetAddress;
+ this.port = port;
+ setContext(context);
+ addResilientOutputStreamListener(listener);
try {
- return InetAddress.getByName(host);
- } catch (Exception e) {
- addError("Could not find address of [" + host + "].", e);
- return null;
+ this.os = openNewOutputStream();
+ this.presumedClean = true;
+ } catch (IOException e) {
+ postIOFailure(e);
}
}
+
+ final public boolean isPresumedInError() {
+ return (recoveryCoordinator != null && !presumedClean);
+ }
+
@Override
String getDescription() {
- return "socket stream ["+host+":"+port+"]";
+ return "socket stream [" + inetAddress.getHostName() + ":" + port + "]";
}
@Override
- OutputStream openNewOutputStream() throws IOException {
+ public OutputStream openNewOutputStream() throws IOException {
Socket socket = new Socket(inetAddress, port);
- return socket.getOutputStream();
+ return socket.getOutputStream();
}
-
+
@Override
public String toString() {
return "c.q.l.c.recovery.ResilientSocketStream@"
+ System.identityHashCode(this);
}
-
}
diff --git a/logback-core/src/main/java/ch/qos/logback/core/status/OnConsoleStatusListener.java b/logback-core/src/main/java/ch/qos/logback/core/status/OnConsoleStatusListener.java
index 9b6ea49..f34e59b 100644
--- a/logback-core/src/main/java/ch/qos/logback/core/status/OnConsoleStatusListener.java
+++ b/logback-core/src/main/java/ch/qos/logback/core/status/OnConsoleStatusListener.java
@@ -28,5 +28,6 @@ public class OnConsoleStatusListener implements StatusListener {
StringBuilder sb = new StringBuilder();
StatusPrinter.buildStr(sb, "", status);
System.out.print(sb);
+ System.out.flush();
}
}
-----------------------------------------------------------------------
Summary of changes:
.../logback/classic/net/SocketAppenderTest.java | 59 +++++----
.../core/encoder/ObjectOutputStreamEncoder.java | 39 ++++++-
.../qos/logback/core/net/SocketAppenderBase.java | 127 +++++++-------------
.../core/recovery/ResilientOutputStreamBase.java | 27 +++--
.../recovery/ResilientOutputStreamListener.java | 7 +-
.../core/recovery/ResilientSocketStream.java | 49 +++++---
.../core/status/OnConsoleStatusListener.java | 1 +
7 files changed, 162 insertions(+), 147 deletions(-)
hooks/post-receive
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