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Merge pull request #1731 from rcordovano/develop

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Add multiple retries to remote event publishing
This commit is contained in:
Richard Cordovano 2015-11-22 15:42:28 -05:00
commit 2bc998155f
1 changed files with 19 additions and 10 deletions
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29
Core/src/org/sleuthkit/autopsy/events/AutopsyEventPublisher.java
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@ -23,7 +23,6 @@ import java.net.URISyntaxException;
import java.util.Set;
import java.util.logging.Level;
import javax.jms.JMSException;
import org.openide.util.Exceptions;
import org.sleuthkit.autopsy.core.UserPreferencesException;
import org.sleuthkit.autopsy.core.UserPreferences;
import org.sleuthkit.autopsy.coreutils.Logger;
@ -41,6 +40,7 @@ public final class AutopsyEventPublisher {
* Composed of thread-safe objects.
*/
private static final Logger logger = Logger.getLogger(AutopsyEventPublisher.class.getName());
private static final int MAX_REMOTE_EVENT_PUBLISH_TRIES = 3;
private final LocalEventPublisher localPublisher;
private RemoteEventPublisher remotePublisher;
private String currentChannelName;
@ -162,18 +162,27 @@ public final class AutopsyEventPublisher {
* @param event The event to publish.
*/
public void publishRemotely(AutopsyEvent event) {
if (null != remotePublisher) {
try {
remotePublisher.publish(event);
} catch (JMSException ex) {
logger.log(Level.SEVERE, String.format("Failed to publish %s event remotely, re-opening channel %s", event.getPropertyName(), currentChannelName), ex); //NON-NLS
closeRemoteEventChannel();
if (null != currentChannelName) {
boolean published = false;
int tryCount = 1;
while (false == published && tryCount <= MAX_REMOTE_EVENT_PUBLISH_TRIES) {
try {
openRemoteEventChannel(this.currentChannelName);
} catch (AutopsyEventException ex1) {
logger.log(Level.SEVERE, String.format("Failed re-opening channel %s", currentChannelName), ex); //NON-NLS
if (null == remotePublisher) {
openRemoteEventChannel(currentChannelName);
}
remotePublisher.publish(event);
published = true;
} catch (JMSException ex) {
logger.log(Level.SEVERE, String.format("Failed to publish %s using channel %s (tryCount = %s)", event.getPropertyName(), currentChannelName, tryCount), ex); //NON-NLS
closeRemoteEventChannel();
++tryCount;
} catch (AutopsyEventException ex) {
logger.log(Level.SEVERE, String.format("Failed to reopen channel %s to publish %s event (tryCount = %s)", currentChannelName, event.getPropertyName(), tryCount), ex); //NON-NLS
++tryCount;
}
}
} else {
logger.log(Level.SEVERE, "Attempt to publish {0} event remotely with no open channel", event.getPropertyName()); //NON-NLS
}
}