X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;ds=sidebyside;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2Fjmx%2Fmbeans%2Fshard%2FShardStats.java;h=22ad8e7f5a3408ff7457876635ced85f19ad2842;hb=27b168d3ca3807123b4877f1ad0662b2610f393d;hp=c6c1579ce336dc78e64ecc6b79042c30eee28148;hpb=961b5b9260565194a863a25bd697f171ec2405af;p=controller.git

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/jmx/mbeans/shard/ShardStats.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/jmx/mbeans/shard/ShardStats.java
index c6c1579ce3..5a4cc98011 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/jmx/mbeans/shard/ShardStats.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/jmx/mbeans/shard/ShardStats.java
@@ -1,178 +1,343 @@
-package org.opendaylight.controller.cluster.datastore.jmx.mbeans.shard;
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
 
-import org.opendaylight.controller.cluster.datastore.jmx.mbeans.AbstractBaseMBean;
+package org.opendaylight.controller.cluster.datastore.jmx.mbeans.shard;
 
+import akka.actor.ActorRef;
+import com.google.common.base.Joiner;
+import com.google.common.base.Joiner.MapJoiner;
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.List;
+import java.util.concurrent.atomic.AtomicLong;
+import javax.annotation.Nullable;
+import javax.annotation.concurrent.GuardedBy;
+import org.opendaylight.controller.cluster.datastore.Shard;
+import org.opendaylight.controller.cluster.raft.base.messages.InitiateCaptureSnapshot;
+import org.opendaylight.controller.cluster.raft.client.messages.FollowerInfo;
+import org.opendaylight.controller.cluster.raft.client.messages.OnDemandRaftState;
+import org.opendaylight.controller.md.sal.common.util.jmx.AbstractMXBean;
 
 /**
- * @author: syedbahm
+ * Maintains statistics for a shard.
+ *
+ * @author  Basheeruddin syedbahm@cisco.com
  */
-public class ShardStats extends AbstractBaseMBean implements ShardStatsMBean {
+public class ShardStats extends AbstractMXBean implements ShardStatsMXBean {
+    public static final String JMX_CATEGORY_SHARD = "Shards";
 
-    private final String shardName;
+    @GuardedBy("DATE_FORMAT")
+    private static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
 
-    private Long committedTransactionsCount = 0L;
+    private static final MapJoiner MAP_JOINER = Joiner.on(", ").withKeyValueSeparator(": ");
 
-    private Long readOnlyTransactionCount = 0L;
+    private final Shard shard;
 
-    private Long writeOnlyTransactionCount = 0L;
+    private final OnDemandShardStateCache stateCache;
 
-    private Long readWriteTransactionCount = 0L;
+    private long committedTransactionsCount;
 
-    private String leader;
+    private long readOnlyTransactionCount;
 
-    private String raftState;
+    private long writeOnlyTransactionCount;
 
-    private Long lastLogTerm = -1L;
+    private long readWriteTransactionCount;
 
-    private Long lastLogIndex = -1L;
+    private long lastCommittedTransactionTime;
 
-    private Long currentTerm = -1L;
+    private long failedTransactionsCount;
 
-    private Long commitIndex = -1L;
+    private final AtomicLong failedReadTransactionsCount = new AtomicLong();
 
-    private Long lastApplied = -1L;
+    private long abortTransactionsCount;
 
-    private Date lastCommittedTransactionTime = new Date(0L);
+    private boolean followerInitialSyncStatus = false;
 
-    private Long failedTransactionsCount = 0L;
+    private String statRetrievalError;
 
-    private SimpleDateFormat sdf =
-        new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
+    private long leadershipChangeCount;
 
-    ShardStats(String shardName) {
-        this.shardName = shardName;
+    private long lastLeadershipChangeTime;
+
+    public ShardStats(final String shardName, final String mxBeanType, @Nullable final Shard shard) {
+        super(shardName, mxBeanType, JMX_CATEGORY_SHARD);
+        this.shard = shard;
+        stateCache = new OnDemandShardStateCache(shardName, shard != null ? shard.self() : null);
     }
 
+    @SuppressWarnings("checkstyle:IllegalCatch")
+    private OnDemandRaftState getOnDemandRaftState() {
+        try {
+            final OnDemandRaftState state = stateCache.get();
+            statRetrievalError = null;
+            return state;
+        } catch (Exception e) {
+            statRetrievalError = e.getCause().toString();
+            return OnDemandRaftState.builder().build();
+        }
+    }
+
+    private static String formatMillis(final long timeMillis) {
+        synchronized (DATE_FORMAT) {
+            return DATE_FORMAT.format(new Date(timeMillis));
+        }
+    }
 
     @Override
     public String getShardName() {
-        return shardName;
+        return getMBeanName();
     }
 
     @Override
-    public Long getCommittedTransactionsCount() {
+    public long getCommittedTransactionsCount() {
         return committedTransactionsCount;
     }
 
-    @Override public String getLeader() {
-        return leader;
+    @Override
+    public String getLeader() {
+        return getOnDemandRaftState().getLeader();
     }
 
-    @Override public String getRaftState() {
-        return raftState;
+    @Override
+    public String getRaftState() {
+        return getOnDemandRaftState().getRaftState();
     }
 
-    @Override public Long getReadOnlyTransactionCount() {
+    @Override
+    public long getReadOnlyTransactionCount() {
         return readOnlyTransactionCount;
     }
 
-    @Override public Long getWriteOnlyTransactionCount() {
+    @Override
+    public long getWriteOnlyTransactionCount() {
         return writeOnlyTransactionCount;
     }
 
-    @Override public Long getReadWriteTransactionCount() {
+    @Override
+    public long getReadWriteTransactionCount() {
         return readWriteTransactionCount;
     }
 
-    @Override public Long getLastLogIndex() {
-        return lastLogIndex;
+    @Override
+    public long getLastLogIndex() {
+        return getOnDemandRaftState().getLastLogIndex();
     }
 
-    @Override public Long getLastLogTerm() {
-        return lastLogTerm;
+    @Override
+    public long getLastLogTerm() {
+        return getOnDemandRaftState().getLastLogTerm();
     }
 
-    @Override public Long getCurrentTerm() {
-        return currentTerm;
+    @Override
+    public long getCurrentTerm() {
+        return getOnDemandRaftState().getCurrentTerm();
     }
 
-    @Override public Long getCommitIndex() {
-        return commitIndex;
+    @Override
+    public long getCommitIndex() {
+        return getOnDemandRaftState().getCommitIndex();
     }
 
-    @Override public Long getLastApplied() {
-        return lastApplied;
+    @Override
+    public long getLastApplied() {
+        return getOnDemandRaftState().getLastApplied();
     }
 
     @Override
-    public String getLastCommittedTransactionTime() {
+    public long getLastIndex() {
+        return getOnDemandRaftState().getLastIndex();
+    }
 
-        return sdf.format(lastCommittedTransactionTime);
+    @Override
+    public long getLastTerm() {
+        return getOnDemandRaftState().getLastTerm();
     }
 
-    @Override public Long getFailedTransactionsCount() {
-        return failedTransactionsCount;
+    @Override
+    public long getSnapshotIndex() {
+        return getOnDemandRaftState().getSnapshotIndex();
+    }
+
+    @Override
+    public long getSnapshotTerm() {
+        return getOnDemandRaftState().getSnapshotTerm();
     }
 
-    public Long incrementCommittedTransactionCount() {
-        return committedTransactionsCount++;
+    @Override
+    public long getReplicatedToAllIndex() {
+        return getOnDemandRaftState().getReplicatedToAllIndex();
     }
 
-    public Long incrementReadOnlyTransactionCount() {
-        return readOnlyTransactionCount++;
+    @Override
+    public String getVotedFor() {
+        return getOnDemandRaftState().getVotedFor();
     }
 
-    public Long incrementWriteOnlyTransactionCount() {
-        return writeOnlyTransactionCount++;
+    @Override
+    public boolean isVoting() {
+        return getOnDemandRaftState().isVoting();
+    }
+
+    @Override
+    public String getPeerVotingStates() {
+        return MAP_JOINER.join(getOnDemandRaftState().getPeerVotingStates());
+    }
+
+    @Override
+    public boolean isSnapshotCaptureInitiated() {
+        return getOnDemandRaftState().isSnapshotCaptureInitiated();
+    }
+
+    @Override
+    public String getLastCommittedTransactionTime() {
+        return formatMillis(lastCommittedTransactionTime);
+    }
+
+    @Override
+    public long getFailedTransactionsCount() {
+        return failedTransactionsCount;
     }
 
-    public Long incrementReadWriteTransactionCount() {
-        return readWriteTransactionCount++;
+    @Override
+    public long getFailedReadTransactionsCount() {
+        return failedReadTransactionsCount.get();
     }
 
-    public void setLeader(String leader) {
-        this.leader = leader;
+    @Override
+    public long getAbortTransactionsCount() {
+        return abortTransactionsCount;
     }
 
-    public void setRaftState(String raftState) {
-        this.raftState = raftState;
+    public long incrementCommittedTransactionCount() {
+        return ++committedTransactionsCount;
     }
 
-    public void setLastLogTerm(Long lastLogTerm) {
-        this.lastLogTerm = lastLogTerm;
+    public long incrementReadOnlyTransactionCount() {
+        return ++readOnlyTransactionCount;
     }
 
-    public void setLastLogIndex(Long lastLogIndex) {
-        this.lastLogIndex = lastLogIndex;
+    public long incrementWriteOnlyTransactionCount() {
+        return ++writeOnlyTransactionCount;
     }
 
-    public void setCurrentTerm(Long currentTerm) {
-        this.currentTerm = currentTerm;
+    public long incrementReadWriteTransactionCount() {
+        return ++readWriteTransactionCount;
     }
 
-    public void setCommitIndex(Long commitIndex) {
-        this.commitIndex = commitIndex;
+    public long incrementFailedTransactionsCount() {
+        return ++failedTransactionsCount;
     }
 
-    public void setLastApplied(Long lastApplied) {
-        this.lastApplied = lastApplied;
+    public long incrementFailedReadTransactionsCount() {
+        return failedReadTransactionsCount.incrementAndGet();
     }
 
+    public long incrementAbortTransactionsCount() {
+        return ++abortTransactionsCount;
+    }
 
-    public void setLastCommittedTransactionTime(
-        Date lastCommittedTransactionTime) {
+    public void setLastCommittedTransactionTime(final long lastCommittedTransactionTime) {
         this.lastCommittedTransactionTime = lastCommittedTransactionTime;
     }
 
     @Override
-    protected String getMBeanName() {
-        return shardName;
+    public long getInMemoryJournalDataSize() {
+        return getOnDemandRaftState().getInMemoryJournalDataSize();
+    }
+
+    @Override
+    public long getInMemoryJournalLogSize() {
+        return getOnDemandRaftState().getInMemoryJournalLogSize();
+    }
+
+    /**
+     * Resets the counters related to transactions.
+     */
+    @Override
+    public void resetTransactionCounters() {
+        committedTransactionsCount = 0;
+
+        readOnlyTransactionCount = 0;
+
+        writeOnlyTransactionCount = 0;
+
+        readWriteTransactionCount = 0;
+
+        lastCommittedTransactionTime = 0;
+
+        failedTransactionsCount = 0;
+
+        failedReadTransactionsCount.set(0);
+
+        abortTransactionsCount = 0;
+
+    }
+
+    public void setFollowerInitialSyncStatus(final boolean followerInitialSyncStatus) {
+        this.followerInitialSyncStatus = followerInitialSyncStatus;
+    }
+
+    @Override
+    public boolean getFollowerInitialSyncStatus() {
+        return followerInitialSyncStatus;
+    }
+
+    @Override
+    public List<FollowerInfo> getFollowerInfo() {
+        return getOnDemandRaftState().getFollowerInfoList();
     }
 
     @Override
-    protected String getMBeanType() {
-        return JMX_TYPE_DISTRIBUTED_DATASTORE;
+    public String getPeerAddresses() {
+        return MAP_JOINER.join(getOnDemandRaftState().getPeerAddresses());
     }
 
     @Override
-    protected String getMBeanCategory() {
-        return JMX_CATEGORY_SHARD;
+    public String getStatRetrievalTime() {
+        getOnDemandRaftState();
+        return stateCache.getStatRetrievaelTime();
     }
 
+    @Override
+    public String getStatRetrievalError() {
+        getOnDemandRaftState();
+        return statRetrievalError;
+    }
+
+    @Override
+    public long getLeadershipChangeCount() {
+        return leadershipChangeCount;
+    }
+
+    public void incrementLeadershipChangeCount() {
+        leadershipChangeCount++;
+        lastLeadershipChangeTime = System.currentTimeMillis();
+    }
 
-    public void incrementFailedTransactionsCount() {
-        this.failedTransactionsCount++;
+    @Override
+    public String getLastLeadershipChangeTime() {
+        return formatMillis(lastLeadershipChangeTime);
+    }
+
+    @Override
+    public int getPendingTxCommitQueueSize() {
+        return shard != null ? shard.getPendingTxCommitQueueSize() : -1;
+    }
+
+    @Override
+    public int getTxCohortCacheSize() {
+        return shard != null ? shard.getCohortCacheSize() : -1;
+    }
+
+    @Override
+    public void captureSnapshot() {
+        if (shard != null) {
+            shard.getSelf().tell(new InitiateCaptureSnapshot(), ActorRef.noSender());
+        }
     }
 }