http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f1b07859/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-frame.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-frame.html b/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-frame.html index f12f102..105aef5 100644 --- a/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-frame.html +++ b/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-frame.html @@ -43,7 +43,6 @@ <li><a href="PeerProcedureHandlerImpl.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">PeerProcedureHandlerImpl</a></li> <li><a href="RecoveredReplicationSource.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">RecoveredReplicationSource</a></li> <li><a href="RecoveredReplicationSourceShipper.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">RecoveredReplicationSourceShipper</a></li> -<li><a href="RecoveredReplicationSourceWALReader.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">RecoveredReplicationSourceWALReader</a></li> <li><a href="RefreshPeerCallable.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">RefreshPeerCallable</a></li> <li><a href="RegionReplicaReplicationEndpoint.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">RegionReplicaReplicationEndpoint</a></li> <li><a href="RegionReplicaReplicationEndpoint.RegionReplicaOutputSink.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">RegionReplicaReplicationEndpoint.RegionReplicaOutputSink</a></li> @@ -67,6 +66,7 @@ <li><a href="ReplicationSyncUp.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">ReplicationSyncUp</a></li> <li><a href="ReplicationThrottler.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">ReplicationThrottler</a></li> <li><a href="SerialReplicationChecker.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">SerialReplicationChecker</a></li> +<li><a href="SerialReplicationSourceWALReader.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">SerialReplicationSourceWALReader</a></li> <li><a href="WALEntryBatch.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">WALEntryBatch</a></li> <li><a href="WALEntryStream.html" title="class in org.apache.hadoop.hbase.replication.regionserver" target="classFrame">WALEntryStream</a></li> </ul>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f1b07859/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-summary.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-summary.html b/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-summary.html index b7405e9..8ea2f54 100644 --- a/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-summary.html +++ b/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-summary.html @@ -239,18 +239,12 @@ </td> </tr> <tr class="rowColor"> -<td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSourceWALReader.html" title="class in org.apache.hadoop.hbase.replication.regionserver">RecoveredReplicationSourceWALReader</a></td> -<td class="colLast"> -<div class="block">Used by a <a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSourceShipper.html" title="class in org.apache.hadoop.hbase.replication.regionserver"><code>RecoveredReplicationSourceShipper</code></a>.</div> -</td> -</tr> -<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RefreshPeerCallable.html" title="class in org.apache.hadoop.hbase.replication.regionserver">RefreshPeerCallable</a></td> <td class="colLast"> <div class="block">The callable executed at RS side to refresh the peer config/state.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RegionReplicaReplicationEndpoint.html" title="class in org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint</a></td> <td class="colLast"> <div class="block">A <a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html" title="interface in org.apache.hadoop.hbase.replication"><code>ReplicationEndpoint</code></a> endpoint @@ -258,49 +252,49 @@ of regions.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RegionReplicaReplicationEndpoint.RegionReplicaOutputSink.html" title="class in org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint.RegionReplicaOutputSink</a></td> <td class="colLast"> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RegionReplicaReplicationEndpoint.RegionReplicaReplayCallable.html" title="class in org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint.RegionReplicaReplayCallable</a></td> <td class="colLast"> <div class="block">Calls replay on the passed edits for the given set of entries belonging to the region.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RegionReplicaReplicationEndpoint.RegionReplicaSinkWriter.html" title="class in org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint.RegionReplicaSinkWriter</a></td> <td class="colLast"> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RegionReplicaReplicationEndpoint.RetryingRpcCallable.html" title="class in org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint.RetryingRpcCallable</a><V></td> <td class="colLast"> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/Replication.html" title="class in org.apache.hadoop.hbase.replication.regionserver">Replication</a></td> <td class="colLast"> <div class="block">Gateway to Replication.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/Replication.ReplicationStatisticsTask.html" title="class in org.apache.hadoop.hbase.replication.regionserver">Replication.ReplicationStatisticsTask</a></td> <td class="colLast"> <div class="block">Statistics task.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationLoad.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationLoad</a></td> <td class="colLast"> <div class="block">This class is used for exporting some of the info from replication 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org.apache.hadoop.hbase.replication.regionserver">ReplicationSinkManager</a></td> <td class="colLast"> <div class="block">Maintains a collection of peers to replicate to, and randomly selects a single peer to replicate to per set of data to replicate.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSinkManager.SinkPeer.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSinkManager.SinkPeer</a></td> <td class="colLast"> <div class="block">Wraps a replication region server sink to provide the ability to identify it.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSource.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSource</a></td> <td class="colLast"> <div class="block">Class that handles the source of a replication stream.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSource.LogsComparator.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSource.LogsComparator</a></td> <td class="colLast"> <div class="block">Comparator used to compare logs together based on their start time</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceFactory.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceFactory</a></td> <td class="colLast"> <div class="block">Constructs a <a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceInterface.html" title="interface in org.apache.hadoop.hbase.replication.regionserver"><code>ReplicationSourceInterface</code></a></div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceManager.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceManager</a></td> <td class="colLast"> <div class="block">This class is responsible to manage all the replication sources.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceShipper</a></td> <td class="colLast"> <div class="block">This thread reads entries from a queue and ships them.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceWALActionListener.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceWALActionListener</a></td> <td class="colLast"> <div class="block">Used to receive new wals.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceWALReader.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceWALReader</a></td> <td class="colLast"> <div class="block">Reads and filters WAL entries, groups the filtered entries into batches, and puts the batches onto a queue</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSyncUp</a></td> <td class="colLast"> <div class="block">In a scenario of Replication based Disaster/Recovery, when hbase Master-Cluster crashes, this tool is used to sync-up the delta from Master to Slave using the info from ZooKeeper.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationThrottler.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationThrottler</a></td> <td class="colLast"> <div class="block">Per-peer per-node throttling controller for replication: enabled if @@ -380,7 +374,7 @@ to peer within each cycle won't exceed 'bandwidth' bytes</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/SerialReplicationChecker.html" title="class in org.apache.hadoop.hbase.replication.regionserver">SerialReplicationChecker</a></td> <td class="colLast"> <div class="block"> @@ -388,6 +382,12 @@ order.</div> </td> </tr> +<tr class="altColor"> +<td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/SerialReplicationSourceWALReader.html" title="class in org.apache.hadoop.hbase.replication.regionserver">SerialReplicationSourceWALReader</a></td> +<td class="colLast"> +<div class="block">WAL reader for a serial replication peer.</div> +</td> +</tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/WALEntryBatch.html" title="class in org.apache.hadoop.hbase.replication.regionserver">WALEntryBatch</a></td> <td class="colLast"> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f1b07859/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-tree.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-tree.html b/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-tree.html index 0315949..732825f 100644 --- a/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-tree.html +++ b/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-tree.html @@ -156,7 +156,7 @@ </li> <li type="circle">org.apache.hadoop.hbase.replication.regionserver.<a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceWALReader.html" title="class in org.apache.hadoop.hbase.replication.regionserver"><span class="typeNameLink">ReplicationSourceWALReader</span></a> <ul> -<li type="circle">org.apache.hadoop.hbase.replication.regionserver.<a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSourceWALReader.html" title="class in org.apache.hadoop.hbase.replication.regionserver"><span class="typeNameLink">RecoveredReplicationSourceWALReader</span></a></li> +<li type="circle">org.apache.hadoop.hbase.replication.regionserver.<a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/SerialReplicationSourceWALReader.html" title="class in org.apache.hadoop.hbase.replication.regionserver"><span class="typeNameLink">SerialReplicationSourceWALReader</span></a></li> </ul> </li> </ul> @@ -199,8 +199,8 @@ <ul> <li type="circle">java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true"; title="class or interface in java.lang"><span class="typeNameLink">Enum</span></a><E> (implements java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true"; title="class or interface in java.lang">Comparable</a><T>, java.io.<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true"; title="class or interface in java.io">Serializable</a>) <ul> -<li type="circle">org.apache.hadoop.hbase.replication.regionserver.<a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.WorkerState.html" title="enum in org.apache.hadoop.hbase.replication.regionserver"><span class="typeNameLink">ReplicationSourceShipper.WorkerState</span></a></li> <li type="circle">org.apache.hadoop.hbase.replication.regionserver.<a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/MetricsReplicationSourceFactoryImpl.SourceHolder.html" title="enum in org.apache.hadoop.hbase.replication.regionserver"><span class="typeNameLink">MetricsReplicationSourceFactoryImpl.SourceHolder</span></a></li> +<li type="circle">org.apache.hadoop.hbase.replication.regionserver.<a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.WorkerState.html" title="enum in org.apache.hadoop.hbase.replication.regionserver"><span class="typeNameLink">ReplicationSourceShipper.WorkerState</span></a></li> </ul> </li> </ul> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f1b07859/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-use.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-use.html b/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-use.html index c5c48a9..2d19ce13 100644 --- a/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-use.html +++ b/devapidocs/org/apache/hadoop/hbase/replication/regionserver/package-use.html @@ -225,104 +225,109 @@ </td> </tr> <tr class="altColor"> -<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/RegionReplicaReplicationEndpoint.RegionReplicaOutputSink.html#org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint.RegionReplicaOutputSink</a> </td> +<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/RecoveredReplicationSourceShipper.html#org.apache.hadoop.hbase.replication.regionserver">RecoveredReplicationSourceShipper</a> +<div class="block">Used by a <a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSource.html" title="class in org.apache.hadoop.hbase.replication.regionserver"><code>RecoveredReplicationSource</code></a>.</div> +</td> </tr> <tr class="rowColor"> -<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/RegionReplicaReplicationEndpoint.RegionReplicaSinkWriter.html#org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint.RegionReplicaSinkWriter</a> </td> +<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/RegionReplicaReplicationEndpoint.RegionReplicaOutputSink.html#org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint.RegionReplicaOutputSink</a> </td> </tr> <tr class="altColor"> +<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/RegionReplicaReplicationEndpoint.RegionReplicaSinkWriter.html#org.apache.hadoop.hbase.replication.regionserver">RegionReplicaReplicationEndpoint.RegionReplicaSinkWriter</a> </td> +</tr> +<tr class="rowColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationLoad.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationLoad</a> <div class="block">This class is used for exporting some of the info from replication metrics</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSink.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSink</a> <div class="block"> This class is responsible for replicating the edits coming from another cluster.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSinkManager.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSinkManager</a> <div class="block">Maintains a collection of peers to replicate to, and randomly selects a single peer to replicate to per set of data to replicate.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSinkManager.SinkPeer.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSinkManager.SinkPeer</a> <div class="block">Wraps a replication region server sink to provide the ability to identify it.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSource.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSource</a> <div class="block">Class that handles the source of a replication stream.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSourceInterface.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceInterface</a> <div class="block">Interface that defines a replication source</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSourceManager.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceManager</a> <div class="block">This class is responsible to manage all the replication sources.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSourceManager.ReplicationQueueOperation.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceManager.ReplicationQueueOperation</a> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSourceShipper.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceShipper</a> <div class="block">This thread reads entries from a queue and ships them.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSourceShipper.WorkerState.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceShipper.WorkerState</a> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationSourceWALReader.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationSourceWALReader</a> <div class="block">Reads and filters WAL entries, groups the filtered entries into batches, and puts the batches onto a queue</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/ReplicationThrottler.html#org.apache.hadoop.hbase.replication.regionserver">ReplicationThrottler</a> <div class="block">Per-peer per-node throttling controller for replication: enabled if bandwidth > 0, a cycle = 100ms, by throttling we guarantee data pushed to peer within each cycle won't exceed 'bandwidth' bytes</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/SerialReplicationChecker.html#org.apache.hadoop.hbase.replication.regionserver">SerialReplicationChecker</a> <div class="block"> Helper class to determine whether we can push a given WAL entry without breaking the replication order.</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/SourceFSConfigurationProvider.html#org.apache.hadoop.hbase.replication.regionserver">SourceFSConfigurationProvider</a> <div class="block">Interface that defines how a region server in peer cluster will get source cluster file system configurations.</div> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/WALEntryBatch.html#org.apache.hadoop.hbase.replication.regionserver">WALEntryBatch</a> <div class="block">Holds a batch of WAL entries to replicate, along with some statistics</div> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/class-use/WALEntrySinkFilter.html#org.apache.hadoop.hbase.replication.regionserver">WALEntrySinkFilter</a> <div class="block">Implementations are installed on a 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"f8d7f0b3308e61122873afe86a6b3274";<a name="line.15"></a> <span class="sourceLineNo">016</span>}<a name="line.16"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f1b07859/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSource.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSource.html b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSource.html index bece4db..9cbcea4 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSource.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/RecoveredReplicationSource.html @@ -28,8 +28,8 @@ <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a> <span class="sourceLineNo">021</span>import java.util.List;<a name="line.21"></a> <span class="sourceLineNo">022</span>import java.util.UUID;<a name="line.22"></a> -<span class="sourceLineNo">023</span>import java.util.concurrent.PriorityBlockingQueue;<a name="line.23"></a> -<span class="sourceLineNo">024</span><a name="line.24"></a> +<span class="sourceLineNo">023</span>import java.util.concurrent.BlockingQueue;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import java.util.concurrent.PriorityBlockingQueue;<a name="line.24"></a> <span class="sourceLineNo">025</span>import org.apache.hadoop.conf.Configuration;<a name="line.25"></a> <span class="sourceLineNo">026</span>import org.apache.hadoop.fs.FileStatus;<a name="line.26"></a> <span class="sourceLineNo">027</span>import org.apache.hadoop.fs.FileSystem;<a name="line.27"></a> @@ -67,147 +67,150 @@ <span class="sourceLineNo">059</span> }<a name="line.59"></a> <span class="sourceLineNo">060</span><a name="line.60"></a> <span class="sourceLineNo">061</span> @Override<a name="line.61"></a> -<span class="sourceLineNo">062</span> protected void tryStartNewShipper(String walGroupId, PriorityBlockingQueue<Path> queue) {<a name="line.62"></a> -<span class="sourceLineNo">063</span> final RecoveredReplicationSourceShipper worker =<a name="line.63"></a> -<span class="sourceLineNo">064</span> new RecoveredReplicationSourceShipper(conf, walGroupId, queue, this,<a name="line.64"></a> -<span class="sourceLineNo">065</span> this.queueStorage);<a name="line.65"></a> -<span class="sourceLineNo">066</span> ReplicationSourceShipper extant = workerThreads.putIfAbsent(walGroupId, worker);<a name="line.66"></a> -<span class="sourceLineNo">067</span> if (extant != null) {<a name="line.67"></a> -<span class="sourceLineNo">068</span> LOG.debug("Someone has beat us to start a worker thread for wal group " + walGroupId);<a name="line.68"></a> -<span class="sourceLineNo">069</span> } else {<a name="line.69"></a> -<span class="sourceLineNo">070</span> LOG.debug("Starting up worker for wal group " + walGroupId);<a name="line.70"></a> -<span class="sourceLineNo">071</span> worker.startup(this::uncaughtException);<a name="line.71"></a> -<span class="sourceLineNo">072</span> worker.setWALReader(<a name="line.72"></a> -<span class="sourceLineNo">073</span> startNewWALReader(worker.getName(), walGroupId, queue, worker.getStartPosition()));<a name="line.73"></a> -<span class="sourceLineNo">074</span> workerThreads.put(walGroupId, worker);<a name="line.74"></a> -<span class="sourceLineNo">075</span> }<a name="line.75"></a> -<span class="sourceLineNo">076</span> }<a name="line.76"></a> -<span class="sourceLineNo">077</span><a name="line.77"></a> -<span class="sourceLineNo">078</span> @Override<a name="line.78"></a> -<span class="sourceLineNo">079</span> protected ReplicationSourceWALReader startNewWALReader(String threadName, String walGroupId,<a name="line.79"></a> -<span class="sourceLineNo">080</span> PriorityBlockingQueue<Path> queue, long startPosition) {<a name="line.80"></a> -<span class="sourceLineNo">081</span> ReplicationSourceWALReader walReader =<a name="line.81"></a> -<span class="sourceLineNo">082</span> new RecoveredReplicationSourceWALReader(fs, conf, queue, startPosition, walEntryFilter, this);<a name="line.82"></a> -<span class="sourceLineNo">083</span> Threads.setDaemonThreadRunning(walReader,<a name="line.83"></a> -<span class="sourceLineNo">084</span> threadName + ".replicationSource.replicationWALReaderThread." + walGroupId + "," + queueId,<a name="line.84"></a> -<span class="sourceLineNo">085</span> this::uncaughtException);<a name="line.85"></a> -<span class="sourceLineNo">086</span> return walReader;<a name="line.86"></a> -<span class="sourceLineNo">087</span> }<a name="line.87"></a> -<span class="sourceLineNo">088</span><a name="line.88"></a> -<span class="sourceLineNo">089</span> public void locateRecoveredPaths(PriorityBlockingQueue<Path> queue) throws IOException {<a name="line.89"></a> -<span class="sourceLineNo">090</span> boolean hasPathChanged = false;<a name="line.90"></a> -<span class="sourceLineNo">091</span> PriorityBlockingQueue<Path> newPaths =<a name="line.91"></a> -<span class="sourceLineNo">092</span> new PriorityBlockingQueue<Path>(queueSizePerGroup, new LogsComparator());<a name="line.92"></a> -<span class="sourceLineNo">093</span> pathsLoop: for (Path path : queue) {<a name="line.93"></a> -<span class="sourceLineNo">094</span> if (fs.exists(path)) { // still in same location, don't need to do anything<a name="line.94"></a> -<span class="sourceLineNo">095</span> newPaths.add(path);<a name="line.95"></a> -<span class="sourceLineNo">096</span> continue;<a name="line.96"></a> -<span class="sourceLineNo">097</span> }<a name="line.97"></a> -<span class="sourceLineNo">098</span> // Path changed - try to find the right path.<a name="line.98"></a> -<span class="sourceLineNo">099</span> hasPathChanged = true;<a name="line.99"></a> -<span class="sourceLineNo">100</span> if (server instanceof ReplicationSyncUp.DummyServer) {<a name="line.100"></a> -<span class="sourceLineNo">101</span> // In the case of disaster/recovery, HMaster may be shutdown/crashed before flush data<a name="line.101"></a> -<span class="sourceLineNo">102</span> // from .logs to .oldlogs. Loop into .logs folders and check whether a match exists<a name="line.102"></a> -<span class="sourceLineNo">103</span> Path newPath = getReplSyncUpPath(path);<a name="line.103"></a> -<span class="sourceLineNo">104</span> newPaths.add(newPath);<a name="line.104"></a> -<span class="sourceLineNo">105</span> continue;<a name="line.105"></a> -<span class="sourceLineNo">106</span> } else {<a name="line.106"></a> -<span class="sourceLineNo">107</span> // See if Path exists in the dead RS folder (there could be a chain of failures<a name="line.107"></a> -<span class="sourceLineNo">108</span> // to look at)<a name="line.108"></a> -<span class="sourceLineNo">109</span> List<ServerName> deadRegionServers = this.replicationQueueInfo.getDeadRegionServers();<a name="line.109"></a> -<span class="sourceLineNo">110</span> LOG.info("NB dead servers : " + deadRegionServers.size());<a name="line.110"></a> -<span class="sourceLineNo">111</span> final Path walDir = FSUtils.getWALRootDir(conf);<a name="line.111"></a> -<span class="sourceLineNo">112</span> for (ServerName curDeadServerName : deadRegionServers) {<a name="line.112"></a> -<span class="sourceLineNo">113</span> final Path deadRsDirectory =<a name="line.113"></a> -<span class="sourceLineNo">114</span> new Path(walDir, AbstractFSWALProvider.getWALDirectoryName(curDeadServerName<a name="line.114"></a> -<span class="sourceLineNo">115</span> .getServerName()));<a name="line.115"></a> -<span class="sourceLineNo">116</span> Path[] locs = new Path[] { new Path(deadRsDirectory, path.getName()), new Path(<a name="line.116"></a> -<span class="sourceLineNo">117</span> deadRsDirectory.suffix(AbstractFSWALProvider.SPLITTING_EXT), path.getName()) };<a name="line.117"></a> -<span class="sourceLineNo">118</span> for (Path possibleLogLocation : locs) {<a name="line.118"></a> -<span class="sourceLineNo">119</span> LOG.info("Possible location " + possibleLogLocation.toUri().toString());<a name="line.119"></a> -<span class="sourceLineNo">120</span> if (manager.getFs().exists(possibleLogLocation)) {<a name="line.120"></a> -<span class="sourceLineNo">121</span> // We found the right new location<a name="line.121"></a> -<span class="sourceLineNo">122</span> LOG.info("Log " + path + " still exists at " + possibleLogLocation);<a name="line.122"></a> -<span class="sourceLineNo">123</span> newPaths.add(possibleLogLocation);<a name="line.123"></a> -<span class="sourceLineNo">124</span> continue pathsLoop;<a name="line.124"></a> -<span class="sourceLineNo">125</span> }<a name="line.125"></a> -<span class="sourceLineNo">126</span> }<a name="line.126"></a> -<span class="sourceLineNo">127</span> }<a name="line.127"></a> -<span class="sourceLineNo">128</span> // didn't find a new location<a name="line.128"></a> -<span class="sourceLineNo">129</span> LOG.error(<a name="line.129"></a> -<span class="sourceLineNo">130</span> String.format("WAL Path %s doesn't exist and couldn't find its new location", path));<a name="line.130"></a> -<span class="sourceLineNo">131</span> newPaths.add(path);<a name="line.131"></a> -<span class="sourceLineNo">132</span> }<a name="line.132"></a> -<span class="sourceLineNo">133</span> }<a name="line.133"></a> -<span class="sourceLineNo">134</span><a name="line.134"></a> -<span class="sourceLineNo">135</span> if (hasPathChanged) {<a name="line.135"></a> -<span class="sourceLineNo">136</span> if (newPaths.size() != queue.size()) { // this shouldn't happen<a name="line.136"></a> -<span class="sourceLineNo">137</span> LOG.error("Recovery queue size is incorrect");<a name="line.137"></a> -<span class="sourceLineNo">138</span> throw new IOException("Recovery queue size error");<a name="line.138"></a> -<span class="sourceLineNo">139</span> }<a name="line.139"></a> -<span class="sourceLineNo">140</span> // put the correct locations in the queue<a name="line.140"></a> -<span class="sourceLineNo">141</span> // since this is a recovered queue with no new incoming logs,<a name="line.141"></a> -<span class="sourceLineNo">142</span> // there shouldn't be any concurrency issues<a name="line.142"></a> -<span class="sourceLineNo">143</span> queue.clear();<a name="line.143"></a> -<span class="sourceLineNo">144</span> for (Path path : newPaths) {<a name="line.144"></a> -<span class="sourceLineNo">145</span> queue.add(path);<a name="line.145"></a> -<span class="sourceLineNo">146</span> }<a name="line.146"></a> -<span class="sourceLineNo">147</span> }<a name="line.147"></a> -<span class="sourceLineNo">148</span> }<a name="line.148"></a> -<span class="sourceLineNo">149</span><a name="line.149"></a> -<span class="sourceLineNo">150</span> // N.B. the ReplicationSyncUp tool sets the manager.getWALDir to the root of the wal<a name="line.150"></a> -<span class="sourceLineNo">151</span> // area rather than to the wal area for a particular region server.<a name="line.151"></a> -<span class="sourceLineNo">152</span> private Path getReplSyncUpPath(Path path) throws IOException {<a name="line.152"></a> -<span class="sourceLineNo">153</span> FileStatus[] rss = fs.listStatus(manager.getLogDir());<a name="line.153"></a> -<span class="sourceLineNo">154</span> for (FileStatus rs : rss) {<a name="line.154"></a> -<span class="sourceLineNo">155</span> Path p = rs.getPath();<a name="line.155"></a> -<span class="sourceLineNo">156</span> FileStatus[] logs = fs.listStatus(p);<a name="line.156"></a> -<span class="sourceLineNo">157</span> for (FileStatus log : logs) {<a name="line.157"></a> -<span class="sourceLineNo">158</span> p = new Path(p, log.getPath().getName());<a name="line.158"></a> -<span class="sourceLineNo">159</span> if (p.getName().equals(path.getName())) {<a name="line.159"></a> -<span class="sourceLineNo">160</span> LOG.info("Log " + p.getName() + " found at " + p);<a name="line.160"></a> -<span class="sourceLineNo">161</span> return p;<a name="line.161"></a> -<span class="sourceLineNo">162</span> }<a name="line.162"></a> -<span class="sourceLineNo">163</span> }<a name="line.163"></a> -<span class="sourceLineNo">164</span> }<a name="line.164"></a> -<span class="sourceLineNo">165</span> LOG.error("Didn't find path for: " + path.getName());<a name="line.165"></a> -<span class="sourceLineNo">166</span> return path;<a name="line.166"></a> -<span class="sourceLineNo">167</span> }<a name="line.167"></a> -<span class="sourceLineNo">168</span><a name="line.168"></a> -<span class="sourceLineNo">169</span> public void tryFinish() {<a name="line.169"></a> -<span class="sourceLineNo">170</span> // use synchronize to make sure one last thread will clean the queue<a name="line.170"></a> -<span class="sourceLineNo">171</span> synchronized (workerThreads) {<a name="line.171"></a> -<span class="sourceLineNo">172</span> Threads.sleep(100);// wait a short while for other worker thread to fully exit<a name="line.172"></a> -<span class="sourceLineNo">173</span> boolean allTasksDone = true;<a name="line.173"></a> -<span class="sourceLineNo">174</span> for (ReplicationSourceShipper worker : workerThreads.values()) {<a name="line.174"></a> -<span class="sourceLineNo">175</span> if (!worker.isFinished()) {<a name="line.175"></a> -<span class="sourceLineNo">176</span> allTasksDone = false;<a name="line.176"></a> -<span class="sourceLineNo">177</span> break;<a name="line.177"></a> -<span class="sourceLineNo">178</span> }<a name="line.178"></a> -<span class="sourceLineNo">179</span> }<a name="line.179"></a> -<span class="sourceLineNo">180</span> if (allTasksDone) {<a name="line.180"></a> -<span class="sourceLineNo">181</span> manager.removeRecoveredSource(this);<a name="line.181"></a> -<span class="sourceLineNo">182</span> LOG.info("Finished recovering queue " + queueId + " with the following stats: "<a name="line.182"></a> -<span class="sourceLineNo">183</span> + getStats());<a name="line.183"></a> -<span class="sourceLineNo">184</span> }<a name="line.184"></a> -<span class="sourceLineNo">185</span> }<a name="line.185"></a> -<span class="sourceLineNo">186</span> }<a name="line.186"></a> -<span class="sourceLineNo">187</span><a name="line.187"></a> -<span class="sourceLineNo">188</span> @Override<a name="line.188"></a> -<span class="sourceLineNo">189</span> public String getPeerId() {<a name="line.189"></a> -<span class="sourceLineNo">190</span> return this.actualPeerId;<a name="line.190"></a> -<span class="sourceLineNo">191</span> }<a name="line.191"></a> -<span class="sourceLineNo">192</span><a name="line.192"></a> -<span class="sourceLineNo">193</span> @Override<a name="line.193"></a> -<span class="sourceLineNo">194</span> public ServerName getServerWALsBelongTo() {<a name="line.194"></a> -<span class="sourceLineNo">195</span> return this.replicationQueueInfo.getDeadRegionServers().get(0);<a name="line.195"></a> -<span class="sourceLineNo">196</span> }<a name="line.196"></a> -<span class="sourceLineNo">197</span><a name="line.197"></a> -<span class="sourceLineNo">198</span> @Override<a name="line.198"></a> -<span class="sourceLineNo">199</span> public boolean isRecovered() {<a name="line.199"></a> -<span class="sourceLineNo">200</span> return true;<a name="line.200"></a> -<span class="sourceLineNo">201</span> }<a name="line.201"></a> -<span class="sourceLineNo">202</span>}<a name="line.202"></a> +<span class="sourceLineNo">062</span> protected RecoveredReplicationSourceShipper createNewShipper(String walGroupId,<a name="line.62"></a> +<span class="sourceLineNo">063</span> PriorityBlockingQueue<Path> queue) {<a name="line.63"></a> +<span class="sourceLineNo">064</span> return new RecoveredReplicationSourceShipper(conf, walGroupId, queue, this, queueStorage);<a name="line.64"></a> +<span class="sourceLineNo">065</span> }<a name="line.65"></a> +<span class="sourceLineNo">066</span><a name="line.66"></a> +<span class="sourceLineNo">067</span> private void handleEmptyWALEntryBatch0(ReplicationSourceWALReader reader,<a name="line.67"></a> +<span class="sourceLineNo">068</span> BlockingQueue<WALEntryBatch> entryBatchQueue, Path currentPath) throws InterruptedException {<a name="line.68"></a> +<span class="sourceLineNo">069</span> LOG.trace("Didn't read any new entries from WAL");<a name="line.69"></a> +<span class="sourceLineNo">070</span> // we're done with queue recovery, shut ourself down<a name="line.70"></a> +<span class="sourceLineNo">071</span> reader.setReaderRunning(false);<a name="line.71"></a> +<span class="sourceLineNo">072</span> // shuts down shipper thread immediately<a name="line.72"></a> +<span class="sourceLineNo">073</span> entryBatchQueue.put(new WALEntryBatch(0, currentPath));<a name="line.73"></a> +<span class="sourceLineNo">074</span> }<a name="line.74"></a> +<span class="sourceLineNo">075</span><a name="line.75"></a> +<span class="sourceLineNo">076</span> @Override<a name="line.76"></a> +<span class="sourceLineNo">077</span> protected ReplicationSourceWALReader createNewWALReader(String walGroupId,<a name="line.77"></a> +<span class="sourceLineNo">078</span> PriorityBlockingQueue<Path> queue, long startPosition) {<a name="line.78"></a> +<span class="sourceLineNo">079</span> if (replicationPeer.getPeerConfig().isSerial()) {<a name="line.79"></a> +<span class="sourceLineNo">080</span> return new SerialReplicationSourceWALReader(fs, conf, queue, startPosition, walEntryFilter,<a name="line.80"></a> +<span class="sourceLineNo">081</span> this) {<a name="line.81"></a> +<span class="sourceLineNo">082</span><a name="line.82"></a> +<span class="sourceLineNo">083</span> @Override<a name="line.83"></a> +<span class="sourceLineNo">084</span> protected void handleEmptyWALEntryBatch(Path currentPath) throws InterruptedException {<a name="line.84"></a> +<span class="sourceLineNo">085</span> handleEmptyWALEntryBatch0(this, entryBatchQueue, currentPath);<a name="line.85"></a> +<span class="sourceLineNo">086</span> }<a name="line.86"></a> +<span class="sourceLineNo">087</span> };<a name="line.87"></a> +<span class="sourceLineNo">088</span> } else {<a name="line.88"></a> +<span class="sourceLineNo">089</span> return new ReplicationSourceWALReader(fs, conf, queue, startPosition, walEntryFilter, this) {<a name="line.89"></a> +<span class="sourceLineNo">090</span><a name="line.90"></a> +<span class="sourceLineNo">091</span> @Override<a name="line.91"></a> +<span class="sourceLineNo">092</span> protected void handleEmptyWALEntryBatch(Path currentPath) throws InterruptedException {<a name="line.92"></a> +<span class="sourceLineNo">093</span> handleEmptyWALEntryBatch0(this, entryBatchQueue, currentPath);<a name="line.93"></a> +<span class="sourceLineNo">094</span> }<a name="line.94"></a> +<span class="sourceLineNo">095</span> };<a name="line.95"></a> +<span class="sourceLineNo">096</span> }<a name="line.96"></a> +<span class="sourceLineNo">097</span> }<a name="line.97"></a> +<span class="sourceLineNo">098</span><a name="line.98"></a> +<span class="sourceLineNo">099</span> public void locateRecoveredPaths(PriorityBlockingQueue<Path> queue) throws IOException {<a name="line.99"></a> +<span class="sourceLineNo">100</span> boolean hasPathChanged = false;<a name="line.100"></a> +<span class="sourceLineNo">101</span> PriorityBlockingQueue<Path> newPaths =<a name="line.101"></a> +<span class="sourceLineNo">102</span> new PriorityBlockingQueue<Path>(queueSizePerGroup, new LogsComparator());<a name="line.102"></a> +<span class="sourceLineNo">103</span> pathsLoop: for (Path path : queue) {<a name="line.103"></a> +<span class="sourceLineNo">104</span> if (fs.exists(path)) { // still in same location, don't need to do anything<a name="line.104"></a> +<span class="sourceLineNo">105</span> newPaths.add(path);<a name="line.105"></a> +<span class="sourceLineNo">106</span> continue;<a name="line.106"></a> +<span class="sourceLineNo">107</span> }<a name="line.107"></a> +<span class="sourceLineNo">108</span> // Path changed - try to find the right path.<a name="line.108"></a> +<span class="sourceLineNo">109</span> hasPathChanged = true;<a name="line.109"></a> +<span class="sourceLineNo">110</span> if (server instanceof ReplicationSyncUp.DummyServer) {<a name="line.110"></a> +<span class="sourceLineNo">111</span> // In the case of disaster/recovery, HMaster may be shutdown/crashed before flush data<a name="line.111"></a> +<span class="sourceLineNo">112</span> // from .logs to .oldlogs. Loop into .logs folders and check whether a match exists<a name="line.112"></a> +<span class="sourceLineNo">113</span> Path newPath = getReplSyncUpPath(path);<a name="line.113"></a> +<span class="sourceLineNo">114</span> newPaths.add(newPath);<a name="line.114"></a> +<span class="sourceLineNo">115</span> continue;<a name="line.115"></a> +<span class="sourceLineNo">116</span> } else {<a name="line.116"></a> +<span class="sourceLineNo">117</span> // See if Path exists in the dead RS folder (there could be a chain of failures<a name="line.117"></a> +<span class="sourceLineNo">118</span> // to look at)<a name="line.118"></a> +<span class="sourceLineNo">119</span> List<ServerName> deadRegionServers = this.replicationQueueInfo.getDeadRegionServers();<a name="line.119"></a> +<span class="sourceLineNo">120</span> LOG.info("NB dead servers : " + deadRegionServers.size());<a name="line.120"></a> +<span class="sourceLineNo">121</span> final Path walDir = FSUtils.getWALRootDir(conf);<a name="line.121"></a> +<span class="sourceLineNo">122</span> for (ServerName curDeadServerName : deadRegionServers) {<a name="line.122"></a> +<span class="sourceLineNo">123</span> final Path deadRsDirectory =<a name="line.123"></a> +<span class="sourceLineNo">124</span> new Path(walDir, AbstractFSWALProvider.getWALDirectoryName(curDeadServerName<a name="line.124"></a> +<span class="sourceLineNo">125</span> .getServerName()));<a name="line.125"></a> +<span class="sourceLineNo">126</span> Path[] locs = new Path[] { new Path(deadRsDirectory, path.getName()), new Path(<a name="line.126"></a> +<span class="sourceLineNo">127</span> deadRsDirectory.suffix(AbstractFSWALProvider.SPLITTING_EXT), path.getName()) };<a name="line.127"></a> +<span class="sourceLineNo">128</span> for (Path possibleLogLocation : locs) {<a name="line.128"></a> +<span class="sourceLineNo">129</span> LOG.info("Possible location " + possibleLogLocation.toUri().toString());<a name="line.129"></a> +<span class="sourceLineNo">130</span> if (manager.getFs().exists(possibleLogLocation)) {<a name="line.130"></a> +<span class="sourceLineNo">131</span> // We found the right new location<a name="line.131"></a> +<span class="sourceLineNo">132</span> LOG.info("Log " + path + " still exists at " + possibleLogLocation);<a name="line.132"></a> +<span class="sourceLineNo">133</span> newPaths.add(possibleLogLocation);<a name="line.133"></a> +<span class="sourceLineNo">134</span> continue pathsLoop;<a name="line.134"></a> +<span class="sourceLineNo">135</span> }<a name="line.135"></a> +<span class="sourceLineNo">136</span> }<a name="line.136"></a> +<span class="sourceLineNo">137</span> }<a name="line.137"></a> +<span class="sourceLineNo">138</span> // didn't find a new location<a name="line.138"></a> +<span class="sourceLineNo">139</span> LOG.error(<a name="line.139"></a> +<span class="sourceLineNo">140</span> String.format("WAL Path %s doesn't exist and couldn't find its new location", path));<a name="line.140"></a> +<span class="sourceLineNo">141</span> newPaths.add(path);<a name="line.141"></a> +<span class="sourceLineNo">142</span> }<a name="line.142"></a> +<span class="sourceLineNo">143</span> }<a name="line.143"></a> +<span class="sourceLineNo">144</span><a name="line.144"></a> +<span class="sourceLineNo">145</span> if (hasPathChanged) {<a name="line.145"></a> +<span class="sourceLineNo">146</span> if (newPaths.size() != queue.size()) { // this shouldn't happen<a name="line.146"></a> +<span class="sourceLineNo">147</span> LOG.error("Recovery queue size is incorrect");<a name="line.147"></a> +<span class="sourceLineNo">148</span> throw new IOException("Recovery queue size error");<a name="line.148"></a> +<span class="sourceLineNo">149</span> }<a name="line.149"></a> +<span class="sourceLineNo">150</span> // put the correct locations in the queue<a name="line.150"></a> +<span class="sourceLineNo">151</span> // since this is a recovered queue with no new incoming logs,<a name="line.151"></a> +<span class="sourceLineNo">152</span> // there shouldn't be any concurrency issues<a name="line.152"></a> +<span class="sourceLineNo">153</span> queue.clear();<a name="line.153"></a> +<span class="sourceLineNo">154</span> for (Path path : newPaths) {<a name="line.154"></a> +<span class="sourceLineNo">155</span> queue.add(path);<a name="line.155"></a> +<span class="sourceLineNo">156</span> }<a name="line.156"></a> +<span class="sourceLineNo">157</span> }<a name="line.157"></a> +<span class="sourceLineNo">158</span> }<a name="line.158"></a> +<span class="sourceLineNo">159</span><a name="line.159"></a> +<span class="sourceLineNo">160</span> // N.B. the ReplicationSyncUp tool sets the manager.getWALDir to the root of the wal<a name="line.160"></a> +<span class="sourceLineNo">161</span> // area rather than to the wal area for a particular region server.<a name="line.161"></a> +<span class="sourceLineNo">162</span> private Path getReplSyncUpPath(Path path) throws IOException {<a name="line.162"></a> +<span class="sourceLineNo">163</span> FileStatus[] rss = fs.listStatus(manager.getLogDir());<a name="line.163"></a> +<span class="sourceLineNo">164</span> for (FileStatus rs : rss) {<a name="line.164"></a> +<span class="sourceLineNo">165</span> Path p = rs.getPath();<a name="line.165"></a> +<span class="sourceLineNo">166</span> FileStatus[] logs = fs.listStatus(p);<a name="line.166"></a> +<span class="sourceLineNo">167</span> for (FileStatus log : logs) {<a name="line.167"></a> +<span class="sourceLineNo">168</span> p = new Path(p, log.getPath().getName());<a name="line.168"></a> +<span class="sourceLineNo">169</span> if (p.getName().equals(path.getName())) {<a name="line.169"></a> +<span class="sourceLineNo">170</span> LOG.info("Log " + p.getName() + " found at " + p);<a name="line.170"></a> +<span class="sourceLineNo">171</span> return p;<a name="line.171"></a> +<span class="sourceLineNo">172</span> }<a name="line.172"></a> +<span class="sourceLineNo">173</span> }<a name="line.173"></a> +<span class="sourceLineNo">174</span> }<a name="line.174"></a> +<span class="sourceLineNo">175</span> LOG.error("Didn't find path for: " + path.getName());<a name="line.175"></a> +<span class="sourceLineNo">176</span> return path;<a name="line.176"></a> +<span class="sourceLineNo">177</span> }<a name="line.177"></a> +<span class="sourceLineNo">178</span><a name="line.178"></a> +<span class="sourceLineNo">179</span> void tryFinish() {<a name="line.179"></a> +<span class="sourceLineNo">180</span> // use synchronize to make sure one last thread will clean the queue<a name="line.180"></a> +<span class="sourceLineNo">181</span> synchronized (workerThreads) {<a name="line.181"></a> +<span class="sourceLineNo">182</span> Threads.sleep(100);// wait a short while for other worker thread to fully exit<a name="line.182"></a> +<span class="sourceLineNo">183</span> boolean allTasksDone = workerThreads.values().stream().allMatch(w -> w.isFinished());<a name="line.183"></a> +<span class="sourceLineNo">184</span> if (allTasksDone) {<a name="line.184"></a> +<span class="sourceLineNo">185</span> manager.removeRecoveredSource(this);<a name="line.185"></a> +<span class="sourceLineNo">186</span> LOG.info("Finished recovering queue {} with the following stats: {}", queueId, getStats());<a name="line.186"></a> +<span class="sourceLineNo">187</span> }<a name="line.187"></a> +<span class="sourceLineNo">188</span> }<a name="line.188"></a> +<span class="sourceLineNo">189</span> }<a name="line.189"></a> +<span class="sourceLineNo">190</span><a name="line.190"></a> +<span class="sourceLineNo">191</span> @Override<a name="line.191"></a> +<span class="sourceLineNo">192</span> public String getPeerId() {<a name="line.192"></a> +<span class="sourceLineNo">193</span> return this.actualPeerId;<a name="line.193"></a> +<span class="sourceLineNo">194</span> }<a name="line.194"></a> +<span class="sourceLineNo">195</span><a name="line.195"></a> +<span class="sourceLineNo">196</span> @Override<a name="line.196"></a> +<span class="sourceLineNo">197</span> public ServerName getServerWALsBelongTo() {<a name="line.197"></a> +<span class="sourceLineNo">198</span> return this.replicationQueueInfo.getDeadRegionServers().get(0);<a name="line.198"></a> +<span class="sourceLineNo">199</span> }<a name="line.199"></a> +<span class="sourceLineNo">200</span><a name="line.200"></a> +<span class="sourceLineNo">201</span> @Override<a name="line.201"></a> +<span class="sourceLineNo">202</span> public boolean isRecovered() {<a name="line.202"></a> +<span class="sourceLineNo">203</span> return true;<a name="line.203"></a> +<span class="sourceLineNo">204</span> }<a name="line.204"></a> +<span class="sourceLineNo">205</span>}<a name="line.205"></a>
