Adds exception objects to log messages.

Also forwards exception objects through failure listeners eliminates another 17
calls to getMessage().

Relates to elastic#10021

core/src/main/java/org/elasticsearch/ElasticsearchException.java

@@ -51,9 +51,13 @@ public class ElasticsearchException extends RuntimeException implements ToXConte
     private static final Map<Class<? extends ElasticsearchException>, ElasticsearchExceptionHandle> CLASS_TO_ELASTICSEARCH_EXCEPTION_HANDLE;
     private final Map<String, List<String>> headers = new HashMap<>();
 
+    /**
+     * Construct a <code>ElasticsearchException</code> with the specified cause exception.
+     */
     public ElasticsearchException(Throwable cause) {
         super(cause);
     }
+
     /**
      * Construct a <code>ElasticsearchException</code> with the specified detail message.
      *

core/src/main/java/org/elasticsearch/bootstrap/JNANatives.java

@@ -191,7 +191,7 @@ static void trySeccomp(Path tmpFile) {
             if (logger.isDebugEnabled()) {
                 logger.debug("unable to install syscall filter", t);
             }
-            logger.warn("unable to install syscall filter: " + t.getMessage());
+            logger.warn("unable to install syscall filter: ", t);
         }
     }
 }

core/src/main/java/org/elasticsearch/cluster/metadata/MetaDataIndexUpgradeService.java

@@ -227,7 +227,7 @@ private void checkMappingsCompatibility(IndexMetaData indexMetaData) {
             }
         } catch (Exception ex) {
             // Wrap the inner exception so we have the index name in the exception message
-            throw new IllegalStateException("unable to upgrade the mappings for the index [" + indexMetaData.getIndex() + "], reason: [" + ex.getMessage() + "]", ex);
+            throw new IllegalStateException("unable to upgrade the mappings for the index [" + indexMetaData.getIndex() + "]", ex);
         }
     }
 

core/src/main/java/org/elasticsearch/common/Base64.java

@@ -643,7 +643,8 @@ public static String encodeBytes(byte[] source) {
         try {
             encoded = encodeBytes(source, 0, source.length, NO_OPTIONS);
         } catch (java.io.IOException ex) {
-            assert false : ex.getMessage();
+            // not sure why this was an assertion before, running with assertions disabled would mean swallowing this exception
+            throw new IllegalStateException(ex);
         }   // end catch
         assert encoded != null;
         return encoded;
@@ -705,7 +706,7 @@ public static String encodeBytes(byte[] source, int off, int len) {
         try {
             encoded = encodeBytes(source, off, len, NO_OPTIONS);
         } catch (java.io.IOException ex) {
-            assert false : ex.getMessage();
+            throw new IllegalStateException(ex);
         }   // end catch
         assert encoded != null;
         return encoded;
@@ -766,7 +767,7 @@ public static byte[] encodeBytesToBytes(byte[] source) {
         try {
             encoded = encodeBytesToBytes(source, 0, source.length, Base64.NO_OPTIONS);
         } catch (java.io.IOException ex) {
-            assert false : "IOExceptions only come from GZipping, which is turned off: " + ex.getMessage();
+            throw new IllegalStateException("IOExceptions only come from GZipping, which is turned off: ", ex);
         }
         return encoded;
     }

core/src/main/java/org/elasticsearch/common/inject/multibindings/Multibinder.java

@@ -331,6 +331,6 @@ static <T> T checkNotNull(T reference, String name) {
 
         NullPointerException npe = new NullPointerException(name);
         throw new ConfigurationException(singleton(
-                new Message(emptyList(), npe.toString(), npe)));
+                new Message(emptyList(), npe)));
     }
 }

core/src/main/java/org/elasticsearch/common/inject/spi/Message.java

@@ -58,6 +58,10 @@ public Message(Object source, String message) {
         this(Collections.singletonList(source), message, null);
     }
 
+    public Message(Object source, Throwable cause) {
+        this(Collections.singletonList(source), null, cause);
+    }
+
     public Message(String message) {
         this(Collections.emptyList(), message, null);
     }

core/src/main/java/org/elasticsearch/discovery/zen/ZenDiscovery.java

@@ -525,7 +525,7 @@ public void onFailure(String source, Throwable t) {
                 }
             });
         } else if (node.equals(nodes().masterNode())) {
-            handleMasterGone(node, "shut_down");
+            handleMasterGone(node, null, "shut_down");
         }
     }
 
@@ -615,7 +615,7 @@ public void clusterStateProcessed(String source, ClusterState oldState, ClusterS
         });
     }
 
-    private void handleMasterGone(final DiscoveryNode masterNode, final String reason) {
+    private void handleMasterGone(final DiscoveryNode masterNode, final Throwable cause, final String reason) {
         if (lifecycleState() != Lifecycle.State.STARTED) {
             // not started, ignore a master failure
             return;
@@ -625,7 +625,7 @@ private void handleMasterGone(final DiscoveryNode masterNode, final String reaso
             return;
         }
 
-        logger.info("master_left [{}], reason [{}]", masterNode, reason);
+        logger.info("master_left [{}], reason [{}]", cause, masterNode, reason);
 
         clusterService.submitStateUpdateTask("zen-disco-master_failed (" + masterNode + ")", Priority.IMMEDIATE, new ClusterStateUpdateTask() {
 
@@ -1078,8 +1078,8 @@ public void onFailure(String source, Throwable t) {
     private class MasterNodeFailureListener implements MasterFaultDetection.Listener {
 
         @Override
-        public void onMasterFailure(DiscoveryNode masterNode, String reason) {
-            handleMasterGone(masterNode, reason);
+        public void onMasterFailure(DiscoveryNode masterNode, Throwable cause, String reason) {
+            handleMasterGone(masterNode, cause, reason);
         }
     }
 

core/src/main/java/org/elasticsearch/discovery/zen/fd/MasterFaultDetection.java

@@ -49,7 +49,7 @@ public class MasterFaultDetection extends FaultDetection {
     public static interface Listener {
 
         /** called when pinging the master failed, like a timeout, transport disconnects etc */
-        void onMasterFailure(DiscoveryNode masterNode, String reason);
+        void onMasterFailure(DiscoveryNode masterNode, Throwable cause, String reason);
 
     }
 
@@ -117,7 +117,7 @@ private void innerStart(final DiscoveryNode masterNode) {
             transportService.connectToNode(masterNode);
         } catch (final Exception e) {
             // notify master failure (which stops also) and bail..
-            notifyMasterFailure(masterNode, "failed to perform initial connect [" + e.getMessage() + "]");
+            notifyMasterFailure(masterNode, e, "failed to perform initial connect ");
             return;
         }
         if (masterPinger != null) {
@@ -176,22 +176,22 @@ protected void handleTransportDisconnect(DiscoveryNode node) {
                     threadPool.schedule(TimeValue.timeValueMillis(0), ThreadPool.Names.SAME, masterPinger);
                 } catch (Exception e) {
                     logger.trace("[master] [{}] transport disconnected (with verified connect)", masterNode);
-                    notifyMasterFailure(masterNode, "transport disconnected (with verified connect)");
+                    notifyMasterFailure(masterNode, null, "transport disconnected (with verified connect)");
                 }
             } else {
                 logger.trace("[master] [{}] transport disconnected", node);
-                notifyMasterFailure(node, "transport disconnected");
+                notifyMasterFailure(node, null, "transport disconnected");
             }
         }
     }
 
-    private void notifyMasterFailure(final DiscoveryNode masterNode, final String reason) {
+    private void notifyMasterFailure(final DiscoveryNode masterNode, final Throwable cause, final String reason) {
         if (notifiedMasterFailure.compareAndSet(false, true)) {
             threadPool.generic().execute(new Runnable() {
                 @Override
                 public void run() {
                     for (Listener listener : listeners) {
-                        listener.onMasterFailure(masterNode, reason);
+                        listener.onMasterFailure(masterNode, cause, reason);
                     }
                 }
             });
@@ -255,15 +255,15 @@ public void handleException(TransportException exp) {
                                         return;
                                     } else if (exp.getCause() instanceof NotMasterException) {
                                         logger.debug("[master] pinging a master {} that is no longer a master", masterNode);
-                                        notifyMasterFailure(masterToPing, "no longer master");
+                                        notifyMasterFailure(masterToPing, exp, "no longer master");
                                         return;
                                     } else if (exp.getCause() instanceof ThisIsNotTheMasterYouAreLookingForException) {
                                         logger.debug("[master] pinging a master {} that is not the master", masterNode);
-                                        notifyMasterFailure(masterToPing, "not master");
+                                        notifyMasterFailure(masterToPing, exp,"not master");
                                         return;
                                     } else if (exp.getCause() instanceof NodeDoesNotExistOnMasterException) {
                                         logger.debug("[master] pinging a master {} but we do not exists on it, act as if its master failure", masterNode);
-                                        notifyMasterFailure(masterToPing, "do not exists on master, act as master failure");
+                                        notifyMasterFailure(masterToPing, exp,"do not exists on master, act as master failure");
                                         return;
                                     }
 
@@ -272,7 +272,7 @@ public void handleException(TransportException exp) {
                                     if (retryCount >= pingRetryCount) {
                                         logger.debug("[master] failed to ping [{}], tried [{}] times, each with maximum [{}] timeout", masterNode, pingRetryCount, pingRetryTimeout);
                                         // not good, failure
-                                        notifyMasterFailure(masterToPing, "failed to ping, tried [" + pingRetryCount + "] times, each with  maximum [" + pingRetryTimeout + "] timeout");
+                                        notifyMasterFailure(masterToPing, null, "failed to ping, tried [" + pingRetryCount + "] times, each with  maximum [" + pingRetryTimeout + "] timeout");
                                     } else {
                                         // resend the request, not reschedule, rely on send timeout
                                         transportService.sendRequest(masterToPing, MASTER_PING_ACTION_NAME, request, options, this);

core/src/main/java/org/elasticsearch/discovery/zen/publish/PublishClusterStateAction.java

@@ -140,9 +140,9 @@ public void publish(final ClusterChangedEvent clusterChangedEvent, final int min
             throw t;
         } catch (Throwable t) {
             // try to fail committing, in cause it's still on going
-            if (sendingController.markAsFailed("unexpected error [" + t.getMessage() + "]")) {
+            if (sendingController.markAsFailed("unexpected error", t)) {
                 // signal the change should be rejected
-                throw new Discovery.FailedToCommitClusterStateException("unexpected error [{}]", t, t.getMessage());
+                throw new Discovery.FailedToCommitClusterStateException("unexpected error", t);
             } else {
                 throw t;
             }
@@ -583,6 +583,21 @@ synchronized private boolean markAsCommitted() {
             return true;
         }
 
+        /**
+         * tries marking the publishing as failed, if a decision wasn't made yet
+         *
+         * @return true if the publishing was failed and the cluster state is *not* committed
+         **/
+        synchronized private boolean markAsFailed(String details, Throwable reason) {
+            if (committedOrFailed()) {
+                return committed == false;
+            }
+            logger.trace("failed to commit version [{}]. {}", reason, clusterState.version(), details);
+            committed = false;
+            committedOrFailedLatch.countDown();
+            return true;
+        }
+
         /**
          * tries marking the publishing as failed, if a decision wasn't made yet
          *

core/src/main/java/org/elasticsearch/index/analysis/Analysis.java

@@ -235,7 +235,7 @@ public static List<String> getWordList(Environment env, Settings settings, Strin
         try (BufferedReader reader = FileSystemUtils.newBufferedReader(wordListFile.toUri().toURL(), StandardCharsets.UTF_8)) {
             return loadWordList(reader, "#");
         } catch (IOException ioe) {
-            String message = String.format(Locale.ROOT, "IOException while reading %s_path: %s", settingPrefix, ioe.getMessage());
+            String message = String.format(Locale.ROOT, "IOException while reading %s_path: %s", settingPrefix);
             throw new IllegalArgumentException(message, ioe);
         }
     }
@@ -282,7 +282,7 @@ public static Reader getReaderFromFile(Environment env, Settings settings, Strin
         try {
             return FileSystemUtils.newBufferedReader(path.toUri().toURL(), StandardCharsets.UTF_8);
         } catch (IOException ioe) {
-            String message = String.format(Locale.ROOT, "IOException while reading %s_path: %s", settingPrefix, ioe.getMessage());
+            String message = String.format(Locale.ROOT, "IOException while reading %s_path: %s", settingPrefix);
             throw new IllegalArgumentException(message, ioe);
         }
     }

core/src/main/java/org/elasticsearch/index/shard/TranslogRecoveryPerformer.java

@@ -67,7 +67,7 @@ int performBatchRecovery(Engine engine, Iterable<Translog.Operation> operations)
                 numOps++;
             }
         } catch (Throwable t) {
-            throw new BatchOperationException(shardId, "failed to apply batch translog operation [" + t.getMessage() + "]", numOps, t);
+            throw new BatchOperationException(shardId, "failed to apply batch translog operation", numOps, t);
         }
         return numOps;
     }

core/src/main/java/org/elasticsearch/index/snapshots/IndexShardSnapshotException.java

@@ -33,6 +33,11 @@ public IndexShardSnapshotException(ShardId shardId, String msg) {
         this(shardId, msg, null);
     }
 
+    public IndexShardSnapshotException(ShardId shardId, Throwable cause) {
+        super(cause);
+        setShard(shardId);
+    }
+
     public IndexShardSnapshotException(ShardId shardId, String msg, Throwable cause) {
         super(msg, cause);
         setShard(shardId);

core/src/main/java/org/elasticsearch/index/snapshots/IndexShardSnapshotFailedException.java

@@ -32,6 +32,10 @@ public IndexShardSnapshotFailedException(ShardId shardId, String msg) {
         super(shardId, msg);
     }
 
+    public IndexShardSnapshotFailedException(ShardId shardId, Throwable cause) {
+        super(shardId, cause);
+    }
+
     public IndexShardSnapshotFailedException(ShardId shardId, String msg, Throwable cause) {
         super(shardId, msg, cause);
     }

core/src/main/java/org/elasticsearch/index/snapshots/blobstore/BlobStoreIndexShardRepository.java

@@ -191,7 +191,7 @@ public void snapshot(SnapshotId snapshotId, ShardId shardId, IndexCommit snapsho
             if (e instanceof IndexShardSnapshotFailedException) {
                 throw (IndexShardSnapshotFailedException) e;
             } else {
-                throw new IndexShardSnapshotFailedException(shardId, e.getMessage(), e);
+                throw new IndexShardSnapshotFailedException(shardId, e);
             }
         }
     }
@@ -373,7 +373,7 @@ protected void finalize(List<SnapshotFiles> snapshots, int fileListGeneration, M
             } catch (IOException e) {
                 // We cannot delete index file - this is fatal, we cannot continue, otherwise we might end up
                 // with references to non-existing files
-                throw new IndexShardSnapshotFailedException(shardId, "error deleting index files during cleanup, reason: " + e.getMessage(), e);
+                throw new IndexShardSnapshotFailedException(shardId, "error deleting index files during cleanup", e);
             }
 
             blobsToDelete = new ArrayList<>();

core/src/main/java/org/elasticsearch/indices/recovery/RecoveryStatus.java

@@ -22,6 +22,7 @@
 import org.apache.lucene.store.IOContext;
 import org.apache.lucene.store.IndexOutput;
 import org.elasticsearch.ElasticsearchException;
+import org.elasticsearch.ExceptionsHelper;
 import org.elasticsearch.cluster.node.DiscoveryNode;
 import org.elasticsearch.common.logging.ESLogger;
 import org.elasticsearch.common.logging.Loggers;
@@ -175,7 +176,7 @@ public void fail(RecoveryFailedException e, boolean sendShardFailure) {
                 listener.onRecoveryFailure(state(), e, sendShardFailure);
             } finally {
                 try {
-                    cancellableThreads.cancel("failed recovery [" + e.getMessage() + "]");
+                    cancellableThreads.cancel("failed recovery [" + ExceptionsHelper.stackTrace(e) + "]");
                 } finally {
                     // release the initial reference. recovery files will be cleaned as soon as ref count goes to zero, potentially now
                     decRef();

core/src/main/java/org/elasticsearch/indices/recovery/RecoveryTarget.java

@@ -130,8 +130,17 @@ public void startRecovery(final IndexShard indexShard, final RecoveryState.Type
 
     }
 
+    protected void retryRecovery(final RecoveryStatus recoveryStatus, final Throwable reason, TimeValue retryAfter, final StartRecoveryRequest currentRequest) {
+        logger.trace("will retry recovery with id [{}] in [{}]", reason, recoveryStatus.recoveryId(), retryAfter);
+        retryRecovery(recoveryStatus, retryAfter, currentRequest);
+    }
+
     protected void retryRecovery(final RecoveryStatus recoveryStatus, final String reason, TimeValue retryAfter, final StartRecoveryRequest currentRequest) {
-        logger.trace("will retrying recovery with id [{}] in [{}] (reason [{}])", recoveryStatus.recoveryId(), retryAfter, reason);
+        logger.trace("will retry recovery with id [{}] in [{}] (reason [{}])", recoveryStatus.recoveryId(), retryAfter, reason);
+        retryRecovery(recoveryStatus, retryAfter, currentRequest);
+    }
+
+    private void retryRecovery(final RecoveryStatus recoveryStatus, TimeValue retryAfter, final StartRecoveryRequest currentRequest) {
         try {
             recoveryStatus.resetRecovery();
         } catch (Throwable e) {
@@ -224,7 +233,7 @@ public RecoveryResponse newInstance() {
             }
 
             if (cause instanceof DelayRecoveryException) {
-                retryRecovery(recoveryStatus, cause.getMessage(), recoverySettings.retryDelayStateSync(), request);
+                retryRecovery(recoveryStatus, cause, recoverySettings.retryDelayStateSync(), request);
                 return;
             }
 

core/src/main/java/org/elasticsearch/indices/recovery/SharedFSRecoverySourceHandler.java

@@ -69,7 +69,7 @@ public RecoveryResponse recoverToTarget() {
                 // create a new IndexWriter
                 logger.info("recovery failed for primary shadow shard, failing shard");
                 // pass the failure as null, as we want to ensure the store is not marked as corrupted
-                shard.failShard("primary relocation failed on shared filesystem caused by: [" + t.getMessage() + "]", null);
+                shard.failShard("primary relocation failed on shared filesystem", t);
             } else {
                 logger.info("recovery failed on shared filesystem", t);
             }

core/src/main/java/org/elasticsearch/transport/TransportService.java

@@ -484,7 +484,7 @@ public void onResponseSent(long requestId, String action, Throwable t) {
         }
 
         protected void traceResponseSent(long requestId, String action, Throwable t) {
-            tracerLog.trace("[{}][{}] sent error response (error: [{}])", requestId, action, t.getMessage());
+            tracerLog.trace("[{}][{}] sent error response", t, requestId, action);
         }
 
         @Override

core/src/test/java/org/elasticsearch/discovery/ZenFaultDetectionTests.java

@@ -193,7 +193,7 @@ public void testMasterFaultDetectionConnectOnDisconnect() throws InterruptedExce
         masterFD.addListener(new MasterFaultDetection.Listener() {
 
             @Override
-            public void onMasterFailure(DiscoveryNode masterNode, String reason) {
+            public void onMasterFailure(DiscoveryNode masterNode, Throwable cause, String reason) {
                 failureNode[0] = masterNode;
                 failureReason[0] = reason;
                 notified.countDown();
@@ -211,4 +211,4 @@ public void onMasterFailure(DiscoveryNode masterNode, String reason) {
 
         assertThat(failureReason[0], matcher);
     }
-}
+}