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From ser...@apache.org
Subject svn commit: r1465060 - in /hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase: IntegrationTestDataIngestSlowDeterministic.java IntegrationTestDataIngestWithChaosMonkey.java util/ChaosMonkey.java
Date Fri, 05 Apr 2013 17:41:10 GMT
Author: sershe
Date: Fri Apr  5 17:41:09 2013
New Revision: 1465060

URL: http://svn.apache.org/r1465060
Log:
HBASE-8260 create generic integration test for trunk and 94 that is more deterministic, can
be run for longer and is less aggressive

Added:
    hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestSlowDeterministic.java
Modified:
    hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestWithChaosMonkey.java
    hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/util/ChaosMonkey.java

Added: hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestSlowDeterministic.java
URL: http://svn.apache.org/viewvc/hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestSlowDeterministic.java?rev=1465060&view=auto
==============================================================================
--- hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestSlowDeterministic.java
(added)
+++ hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestSlowDeterministic.java
Fri Apr  5 17:41:09 2013
@@ -0,0 +1,76 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.hadoop.hbase;
+
+import org.apache.hadoop.hbase.util.ChaosMonkey;
+import org.apache.hadoop.hbase.util.ChaosMonkey.BatchRestartRs;
+import org.apache.hadoop.hbase.util.ChaosMonkey.RestartActiveMaster;
+import org.apache.hadoop.hbase.util.ChaosMonkey.RestartRandomRs;
+import org.apache.hadoop.hbase.util.ChaosMonkey.RestartRsHoldingMeta;
+import org.apache.hadoop.hbase.util.ChaosMonkey.RestartRsHoldingRoot;
+import org.apache.hadoop.hbase.util.ChaosMonkey.RollingBatchRestartRs;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+/**
+ * A system test which does large data ingestion and verify using {@link LoadTestTool}.
+ * It performs a set of actions deterministically using ChaosMonkey, then starts killing
+ * things randomly. You can configure how long should the load test run by using 
+ * "hbase.IntegrationTestDataIngestSlowDeterministic.runtime" configuration parameter.
+ */
+@Category(IntegrationTests.class)
+public class IntegrationTestDataIngestSlowDeterministic extends IngestIntegrationTestBase
{
+  private static final int SERVER_COUNT = 4; // number of slaves for the smallest cluster
+  private static final long DEFAULT_RUN_TIME = 30 * 60 * 1000;
+  private static final long CHAOS_EVERY_MS = 150 * 1000; // Chaos every 2.5 minutes.
+
+  private ChaosMonkey monkey;
+
+  @Before
+  public void setUp() throws Exception {
+    super.setUp(SERVER_COUNT);
+    ChaosMonkey.Action[] actions = new ChaosMonkey.Action[] {
+        new RestartRandomRs(60000),
+        new BatchRestartRs(5000, 0.5f),
+        new RestartActiveMaster(5000),
+        new RollingBatchRestartRs(5000, 1.0f),
+        new RestartRsHoldingMeta(35000),
+        new RestartRsHoldingRoot(35000)
+    };
+    monkey = new ChaosMonkey(util, new ChaosMonkey.CompositeSequenialPolicy(
+            new ChaosMonkey.DoActionsOncePolicy(CHAOS_EVERY_MS, actions),
+            new ChaosMonkey.PeriodicRandomActionPolicy(CHAOS_EVERY_MS, actions)));
+    monkey.start();
+  }
+
+  @After
+  public void tearDown() throws Exception {
+    if (monkey != null) {
+      monkey.stop("tearDown");
+      monkey.waitForStop();
+    }
+    super.tearDown();
+  }
+
+  @Test
+  public void testDataIngest() throws Exception {
+    runIngestTest(DEFAULT_RUN_TIME, 2500, 10, 1024, 10);
+  }
+}

Modified: hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestWithChaosMonkey.java
URL: http://svn.apache.org/viewvc/hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestWithChaosMonkey.java?rev=1465060&r1=1465059&r2=1465060&view=diff
==============================================================================
--- hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestWithChaosMonkey.java
(original)
+++ hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestDataIngestWithChaosMonkey.java
Fri Apr  5 17:41:09 2013
@@ -18,11 +18,6 @@
 
 package org.apache.hadoop.hbase;
 
-import java.io.IOException;
-
-import junit.framework.Assert;
-
-import org.apache.hadoop.hbase.util.Bytes;
 import org.apache.hadoop.hbase.util.ChaosMonkey;
 import org.junit.After;
 import org.junit.Before;

Modified: hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/util/ChaosMonkey.java
URL: http://svn.apache.org/viewvc/hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/util/ChaosMonkey.java?rev=1465060&r1=1465059&r2=1465060&view=diff
==============================================================================
--- hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/util/ChaosMonkey.java
(original)
+++ hbase/branches/0.95/hbase-it/src/test/java/org/apache/hadoop/hbase/util/ChaosMonkey.java
Fri Apr  5 17:41:09 2013
@@ -453,16 +453,122 @@ public class ChaosMonkey extends Abstrac
     }
   }
 
+  /** A policy that runs multiple other policies one after the other */
+  public static class CompositeSequenialPolicy extends Policy {
+    private List<Policy> policies;
+    public CompositeSequenialPolicy(Policy... policies) {
+      this.policies = Arrays.asList(policies);
+    }
+
+    @Override
+    public void stop(String why) {
+      super.stop(why);
+      for (Policy p : policies) {
+        p.stop(why);
+      }
+    }
+
+    @Override
+    public void run() {
+      for (Policy p : policies) {
+        p.run();
+      }
+    }
+
+    @Override
+    public void init(PolicyContext context) throws Exception {
+      super.init(context);
+      for (Policy p : policies) {
+        p.init(context);
+      }
+    }
+  }
+
+  /** A policy which does stuff every time interval. */
+  public static abstract class PeriodicPolicy extends Policy {
+    private long periodMs;
+
+    public PeriodicPolicy(long periodMs) {
+      this.periodMs = periodMs;
+    }
+
+    @Override
+    public void run() {
+      // Add some jitter.
+      int jitter = new Random().nextInt((int)periodMs);
+      LOG.info("Sleeping for " + jitter + " to add jitter");
+      Threads.sleep(jitter);
+
+      while (!isStopped()) {
+        long start = System.currentTimeMillis();
+        runOneIteration();
+
+        if (isStopped()) return;
+        long sleepTime = periodMs - (System.currentTimeMillis() - start);
+        if (sleepTime > 0) {
+          LOG.info("Sleeping for: " + sleepTime);
+          Threads.sleep(sleepTime);
+        }
+      }
+    }
+
+    protected abstract void runOneIteration();
+
+    @Override
+    public void init(PolicyContext context) throws Exception {
+      super.init(context);
+      LOG.info("Using ChaosMonkey Policy: " + this.getClass() + ", period: " + periodMs);
+    }
+  }
+
+
+  /** A policy which performs a sequence of actions deterministically. */
+  public static class DoActionsOncePolicy extends PeriodicPolicy {
+    private List<Action> actions;
+
+    public DoActionsOncePolicy(long periodMs, List<Action> actions) {
+      super(periodMs);
+      this.actions = new ArrayList<ChaosMonkey.Action>(actions);
+    }
+
+    public DoActionsOncePolicy(long periodMs, Action... actions) {
+      this(periodMs, Arrays.asList(actions));
+    }
+
+    @Override
+    protected void runOneIteration() {
+      if (actions.isEmpty()) {
+        this.stop("done");
+        return;
+      }
+      Action action = actions.remove(0);
+
+      try {
+        action.perform();
+      } catch (Exception ex) {
+        LOG.warn("Exception occured during performing action: "
+            + StringUtils.stringifyException(ex));
+      }
+    }
+
+    @Override
+    public void init(PolicyContext context) throws Exception {
+      super.init(context);
+      for (Action action : actions) {
+        action.init(this.context);
+      }
+    }
+  }
+
   /**
    * A policy, which picks a random action according to the given weights,
    * and performs it every configurable period.
    */
-  public static class PeriodicRandomActionPolicy extends Policy {
-    private long periodMs;
+  public static class PeriodicRandomActionPolicy extends PeriodicPolicy {
     private List<Pair<Action, Integer>> actions;
 
     public PeriodicRandomActionPolicy(long periodMs, List<Pair<Action, Integer>>
actions) {
-      this.periodMs = periodMs;
+      super(periodMs);
       this.actions = actions;
     }
 
@@ -472,7 +578,7 @@ public class ChaosMonkey extends Abstrac
     }
 
     public PeriodicRandomActionPolicy(long periodMs, Action... actions) {
-      this.periodMs = periodMs;
+      super(periodMs);
       this.actions = new ArrayList<Pair<Action, Integer>>(actions.length);
       for (Action action : actions) {
         this.actions.add(new Pair<Action, Integer>(action, 1));
@@ -480,35 +586,19 @@ public class ChaosMonkey extends Abstrac
     }
 
     @Override
-    public void run() {
-      //add some jitter
-      int jitter = new Random().nextInt((int)periodMs);
-      LOG.info("Sleeping for " + jitter + " to add jitter");
-      Threads.sleep(jitter);
-
-      while (!isStopped()) {
-        long start = System.currentTimeMillis();
-        Action action = selectWeightedRandomItem(actions);
-
-        try {
-          action.perform();
-        } catch (Exception ex) {
-          LOG.warn("Exception occured during performing action: "
-              + StringUtils.stringifyException(ex));
-        }
-
-        long sleepTime = periodMs - (System.currentTimeMillis() - start);
-        if (sleepTime > 0) {
-          LOG.info("Sleeping for:" + sleepTime);
-          Threads.sleep(sleepTime);
-        }
+    protected void runOneIteration() {
+      Action action = selectWeightedRandomItem(actions);
+      try {
+        action.perform();
+      } catch (Exception ex) {
+        LOG.warn("Exception occured during performing action: "
+            + StringUtils.stringifyException(ex));
       }
     }
 
     @Override
     public void init(PolicyContext context) throws Exception {
       super.init(context);
-      LOG.info("Using ChaosMonkey Policy: " + this.getClass() + ", period:" + periodMs);
       for (Pair<Action, Integer> action : actions) {
         action.getFirst().init(this.context);
       }
@@ -661,4 +751,4 @@ public class ChaosMonkey extends Abstrac
     System.exit(ret);
   }
 
-}
\ No newline at end of file
+}



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