public void TestElection() { testName = "TestElection"; SetUpTest(true); // Initialize ports for one master, and three clients. ports.Clear(); AvailablePorts portGen = new AvailablePorts(); ports.Insert(0, portGen.Current); portGen.MoveNext(); ports.Insert(1, portGen.Current); portGen.MoveNext(); ports.Insert(2, portGen.Current); portGen.MoveNext(); ports.Insert(3, portGen.Current); client1StartSignal = new AutoResetEvent(false); client2StartSignal = new AutoResetEvent(false); client1ReadySignal = new AutoResetEvent(false); client2ReadySignal = new AutoResetEvent(false); client3StartSignal = new AutoResetEvent(false); client3ReadySignal = new AutoResetEvent(false); masterLeaveSignal = new AutoResetEvent(false); Thread thread1 = new Thread( new ThreadStart(UnstableMaster)); Thread thread2 = new Thread( new ThreadStart(StableClient1)); Thread thread3 = new Thread( new ThreadStart(StableClient2)); Thread thread4 = new Thread( new ThreadStart(StableClient3)); thread1.Start(); Thread.Sleep(1000); thread2.Start(); thread3.Start(); thread4.Start(); thread4.Join(); thread3.Join(); thread2.Join(); thread1.Join(); client1StartSignal.Close(); client2StartSignal.Close(); client1ReadySignal.Close(); client2ReadySignal.Close(); client3ReadySignal.Close(); client3StartSignal.Close(); masterLeaveSignal.Close(); }
public void TestRepMgr() { testName = "TestRepMgr"; SetUpTest(true); // Initialize ports for master and client. ports.Clear(); AvailablePorts portGen = new AvailablePorts(); ports.Insert(0, portGen.Current); portGen.MoveNext(); ports.Insert(1, portGen.Current); clientStartSignal = new AutoResetEvent(false); masterCloseSignal = new AutoResetEvent(false); Thread thread1 = new Thread(new ThreadStart(Master)); Thread thread2 = new Thread(new ThreadStart(Client)); // Start master thread before client thread. thread1.Start(); Thread.Sleep(1000); thread2.Start(); thread2.Join(); thread1.Join(); clientStartSignal.Close(); masterCloseSignal.Close(); }
public void TestElection() { testName = "TestElection"; SetUpTest(true); // Initialize ports for one master, and three clients. ports.Clear(); AvailablePorts portGen = new AvailablePorts(); ports.Insert(0, portGen.Current); portGen.MoveNext(); ports.Insert(1, portGen.Current); portGen.MoveNext(); ports.Insert(2, portGen.Current); portGen.MoveNext(); ports.Insert(3, portGen.Current); /* * The *Signals are used as triggers to control the test * work flow. The client1StartSignal would be set once * the master is ready and notify the client1 to start. * The client2StartSignal would be set once the client1 * is ready and notify the client2 to start. The * client3StartSignal is similar. The masterLeaveSignal * would be set once the last client client3 is ready * and notify the master to leave. The * clientsElectionSignal would be set when the master * has already left and new master would be elected. */ client1StartSignal = new AutoResetEvent(false); client2StartSignal = new AutoResetEvent(false); client3StartSignal = new AutoResetEvent(false); clientsElectionSignal = new AutoResetEvent(false); masterLeaveSignal = new AutoResetEvent(false); // Count startup done event. startUpDone = 0; // Whether finish election. electionDone = false; Thread thread1 = new Thread( new ThreadStart(UnstableMaster)); Thread thread2 = new Thread( new ThreadStart(StableClient1)); Thread thread3 = new Thread( new ThreadStart(StableClient2)); Thread thread4 = new Thread( new ThreadStart(StableClient3)); try { thread1.Start(); /* * After start up is done at master, start * client1. Wait for the signal for 50000 ms. */ if (!client1StartSignal.WaitOne(50000)) { throw new TestException(); } thread2.Start(); // Ready to start client2. if (!client2StartSignal.WaitOne(50000)) { throw new TestException(); } thread3.Start(); // Ready to start client3. if (!client3StartSignal.WaitOne(50000)) { throw new TestException(); } thread4.Start(); thread4.Join(); thread3.Join(); thread2.Join(); thread1.Join(); Assert.IsTrue(electionDone); } catch (TestException e) { if (thread1.IsAlive) { thread1.Abort(); } if (thread2.IsAlive) { thread2.Abort(); } if (thread3.IsAlive) { thread3.Abort(); } if (thread4.IsAlive) { thread4.Abort(); } throw e; } finally { client1StartSignal.Close(); client2StartSignal.Close(); client3StartSignal.Close(); clientsElectionSignal.Close(); masterLeaveSignal.Close(); } }
public void TestReplicationView() { testName = "TestReplicationView"; SetUpTest(true); string masterHome = testHome + "\\Master"; Configuration.ClearDir(masterHome); string clientHome1 = testHome + "\\Client1"; Configuration.ClearDir(clientHome1); string clientHome2 = testHome + "\\Client2"; Configuration.ClearDir(clientHome2); ports.Clear(); AvailablePorts portGen = new AvailablePorts(); uint mPort = portGen.Current; portGen.MoveNext(); uint cPort1 = portGen.Current; portGen.MoveNext(); uint cPort2 = portGen.Current; /* Open environment with replication configuration. */ DatabaseEnvironmentConfig cfg = new DatabaseEnvironmentConfig(); cfg.Create = true; cfg.RunRecovery = true; cfg.UseLocking = true; cfg.UseLogging = true; cfg.UseMPool = true; cfg.UseReplication = true; cfg.FreeThreaded = true; cfg.UseTxns = true; cfg.EventNotify = new EventNotifyDelegate(stuffHappened); cfg.RepSystemCfg = new ReplicationConfig(); cfg.RepSystemCfg.RepmgrSitesConfig.Add(new DbSiteConfig()); cfg.RepSystemCfg.RepmgrSitesConfig[0].Host = "127.0.0.1"; cfg.RepSystemCfg.RepmgrSitesConfig[0].Port = mPort; cfg.RepSystemCfg.RepmgrSitesConfig[0].LocalSite = true; cfg.RepSystemCfg.RepmgrSitesConfig[0].GroupCreator = true; cfg.RepSystemCfg.Priority = 100; /* Start up the master site. */ DatabaseEnvironment mEnv = DatabaseEnvironment.Open( masterHome, cfg); mEnv.DeadlockResolution = DeadlockPolicy.DEFAULT; mEnv.RepMgrStartMaster(2); /* Open the environment of the client 1 site. */ cfg.RepSystemCfg.RepmgrSitesConfig[0].Port = cPort1; cfg.RepSystemCfg.RepmgrSitesConfig[0].GroupCreator = false; cfg.RepSystemCfg.Priority = 10; cfg.RepSystemCfg.RepmgrSitesConfig.Add(new DbSiteConfig()); cfg.RepSystemCfg.RepmgrSitesConfig[1].Host = "127.0.0.1"; cfg.RepSystemCfg.RepmgrSitesConfig[1].Port = mPort; cfg.RepSystemCfg.RepmgrSitesConfig[1].Helper = true; /* Set the site as a partial view. */ cfg.RepSystemCfg.ReplicationView = repView; DatabaseEnvironment cEnv1 = DatabaseEnvironment.Open( clientHome1, cfg); /* Open the environment of the client 2 site. */ cfg.RepSystemCfg.RepmgrSitesConfig[0].Port = cPort2; cfg.RepSystemCfg.RepmgrSitesConfig[0].GroupCreator = false; cfg.RepSystemCfg.Priority = 10; /* Set the site as a full view. */ cfg.RepSystemCfg.ReplicationView = null; DatabaseEnvironment cEnv2 = DatabaseEnvironment.Open( clientHome2, cfg); /* * Create two database files db1.db and db2.db * on the master. */ BTreeDatabaseConfig btreeDBConfig = new BTreeDatabaseConfig(); btreeDBConfig.Env = mEnv; btreeDBConfig.Creation = CreatePolicy.ALWAYS; btreeDBConfig.AutoCommit = true; BTreeDatabase db1 = BTreeDatabase.Open("db1.db", btreeDBConfig); BTreeDatabase db2 = BTreeDatabase.Open("db2.db", btreeDBConfig); db1.Close(); db2.Close(); /* Start up the client sites. */ cEnv1.RepMgrStartClient(2, false); cEnv2.RepMgrStartClient(2, false); /* Wait for clients to start up */ int i = 0; while (!cEnv1.ReplicationSystemStats().ClientStartupComplete) { if (i < 20) { Thread.Sleep(1000); i++; } else { throw new TestException(); } } i = 0; while (!cEnv2.ReplicationSystemStats().ClientStartupComplete) { if (i < 20) { Thread.Sleep(1000); i++; } else { throw new TestException(); } } /* * Verify that the file db2.db is replicated to the * client 2 (full view), but not to the client 1 * (partial view), and the file db1.db is * replicated to both sites. */ btreeDBConfig.Env = cEnv1; btreeDBConfig.Creation = CreatePolicy.NEVER; db1 = BTreeDatabase.Open("db1.db", btreeDBConfig); try { db2 = BTreeDatabase.Open("db2.db", btreeDBConfig); throw new TestException(); } catch (DatabaseException e) { Assert.AreEqual(0, String.Compare( "No such file or directory", e.Message)); } db1.Close(); btreeDBConfig.Env = cEnv2; db1 = BTreeDatabase.Open("db1.db", btreeDBConfig); db2 = BTreeDatabase.Open("db2.db", btreeDBConfig); db1.Close(); db2.Close(); /* Get the replication manager statistic. */ RepMgrStats repMgrStats = mEnv.RepMgrSystemStats(); Assert.AreEqual(1, repMgrStats.ParticipantSites); Assert.AreEqual(3, repMgrStats.TotalSites); Assert.AreEqual(2, repMgrStats.ViewSites); /* * Verify the master is not a view locally * or from remote site. */ ReplicationStats repstats = mEnv.ReplicationSystemStats(); Assert.AreEqual(false, repstats.View); RepMgrSite[] rsite = cEnv1.RepMgrRemoteSites; Assert.AreEqual(2, rsite.Length); for (i = 0; i < rsite.Length; i++) { if (rsite[i].Address.Port == mPort) { break; } } Assert.Greater(rsite.Length, i); Assert.AreEqual(false, rsite[i].isView); /* * Verify the clients are views locally * and from remote site. */ rsite = mEnv.RepMgrRemoteSites; Assert.AreEqual(2, rsite.Length); Assert.AreEqual(true, rsite[0].isView); Assert.AreEqual(true, rsite[1].isView); repstats = cEnv1.ReplicationSystemStats(); Assert.AreEqual(true, repstats.View); repstats = cEnv2.ReplicationSystemStats(); Assert.AreEqual(true, repstats.View); cEnv2.Close(); cEnv1.Close(); mEnv.Close(); }
public void TestRepMgrSite() { testName = "TestRepMgrSite"; SetUpTest(true); string masterHome = testHome + "\\Master"; Configuration.ClearDir(masterHome); string clientHome = testHome + "\\Client"; Configuration.ClearDir(clientHome); ports.Clear(); AvailablePorts portGen = new AvailablePorts(); uint mPort = portGen.Current; portGen.MoveNext(); uint cPort = portGen.Current; // Open environment with replication configuration. DatabaseEnvironmentConfig cfg = new DatabaseEnvironmentConfig(); cfg.Create = true; cfg.RunRecovery = true; cfg.UseLocking = true; cfg.UseLogging = true; cfg.UseMPool = true; cfg.UseReplication = true; cfg.FreeThreaded = true; cfg.UseTxns = true; cfg.EventNotify = new EventNotifyDelegate(stuffHappened); cfg.RepSystemCfg = new ReplicationConfig(); cfg.RepSystemCfg.RepmgrSitesConfig.Add(new DbSiteConfig()); cfg.RepSystemCfg.RepmgrSitesConfig[0].Host = "127.0.0.1"; cfg.RepSystemCfg.RepmgrSitesConfig[0].Port = mPort; cfg.RepSystemCfg.RepmgrSitesConfig[0].LocalSite = true; cfg.RepSystemCfg.RepmgrSitesConfig[0].GroupCreator = true; cfg.RepSystemCfg.Priority = 100; DatabaseEnvironment mEnv = DatabaseEnvironment.Open( masterHome, cfg); mEnv.DeadlockResolution = DeadlockPolicy.DEFAULT; mEnv.RepMgrStartMaster(2); cfg.RepSystemCfg.RepmgrSitesConfig[0].Port = cPort; cfg.RepSystemCfg.RepmgrSitesConfig[0].GroupCreator = false; cfg.RepSystemCfg.Priority = 10; cfg.RepSystemCfg.RepmgrSitesConfig.Add(new DbSiteConfig()); cfg.RepSystemCfg.RepmgrSitesConfig[1].Host = "127.0.0.1"; cfg.RepSystemCfg.RepmgrSitesConfig[1].Port = mPort; cfg.RepSystemCfg.RepmgrSitesConfig[1].Helper = true; DatabaseEnvironment cEnv = DatabaseEnvironment.Open( clientHome, cfg); cEnv.RepMgrStartClient(2, false); /* Wait for client to start up */ int i = 0; while (!cEnv.ReplicationSystemStats().ClientStartupComplete) { if (i < 20) { Thread.Sleep(1000); i++; } else { throw new TestException(); } } /* * Verify the client info could be observed by master's * remote site. */ Assert.AreEqual(1, mEnv.RepMgrRemoteSites.Length); RepMgrSite rsite = mEnv.RepMgrRemoteSites[0]; Assert.AreEqual("127.0.0.1", rsite.Address.Host); Assert.AreEqual(cPort, rsite.Address.Port); Assert.AreEqual(true, rsite.isConnected); Assert.AreEqual(false, rsite.isPeer); DbSite site = mEnv.RepMgrSite("127.0.0.1", mPort); Assert.AreEqual("127.0.0.1", site.Address.Host); Assert.AreEqual(mPort, site.Address.Port); Assert.LessOrEqual(0, site.EId); Assert.AreEqual(true, site.GroupCreator); Assert.AreEqual(true, site.LocalSite); Assert.AreEqual(false, site.Helper); Assert.AreEqual(false, site.Legacy); Assert.AreEqual(false, site.Peer); site.Close(); site = mEnv.RepMgrSite("127.0.0.1", cPort); Assert.AreEqual("127.0.0.1", site.Address.Host); Assert.AreEqual(cPort, site.Address.Port); Assert.AreEqual(rsite.EId, site.EId); Assert.AreEqual(false, site.GroupCreator); Assert.AreEqual(false, site.LocalSite); Assert.AreEqual(false, site.Helper); Assert.AreEqual(false, site.Legacy); Assert.AreEqual(false, site.Peer); site.Remove(); cEnv.Close(); mEnv.Close(); /* * Update the repmgr site, and verify it is updated in * unmanaged memory. */ rsite.Address = new ReplicationHostAddress( "192.168.1.1", 1000); rsite.EId = 1024; rsite.isConnected = false; rsite.isPeer = true; Assert.AreEqual("192.168.1.1", rsite.Address.Host); Assert.AreEqual(1000, rsite.Address.Port); Assert.AreEqual(1024, rsite.EId); Assert.AreEqual(false, rsite.isConnected); Assert.AreEqual(true, rsite.isPeer); }
public void TestRepMgrSite() { testName = "TestRepMgrSite"; SetUpTest(true); string masterHome = testHome + "\\Master"; Configuration.ClearDir(masterHome); string clientHome = testHome + "\\Client"; Configuration.ClearDir(clientHome); ports.Clear(); AvailablePorts portGen = new AvailablePorts(); uint mPort = portGen.Current; portGen.MoveNext(); uint cPort = portGen.Current; // Open environment with replication configuration. DatabaseEnvironmentConfig cfg = new DatabaseEnvironmentConfig(); cfg.Create = true; cfg.RunRecovery = true; cfg.UseLocking = true; cfg.UseLogging = true; cfg.UseMPool = true; cfg.UseReplication = true; cfg.FreeThreaded = true; cfg.UseTxns = true; cfg.EventNotify = new EventNotifyDelegate(stuffHappened); cfg.RepSystemCfg = new ReplicationConfig(); cfg.RepSystemCfg.RepMgrLocalSite = new ReplicationHostAddress("127.0.0.1", mPort); cfg.RepSystemCfg.Priority = 100; cfg.RepSystemCfg.NSites = 2; DatabaseEnvironment mEnv = DatabaseEnvironment.Open( masterHome, cfg); mEnv.DeadlockResolution = DeadlockPolicy.DEFAULT; mEnv.RepMgrStartMaster(2); cfg.RepSystemCfg.RepMgrLocalSite = new ReplicationHostAddress("127.0.0.1", cPort); cfg.RepSystemCfg.Priority = 10; cfg.RepSystemCfg.AddRemoteSite( new ReplicationHostAddress("127.0.0.1", mPort), false); DatabaseEnvironment cEnv = DatabaseEnvironment.Open( clientHome, cfg); cEnv.RepMgrStartClient(2, false); /* * Verify the client info could be achived by master's * remote site. */ Assert.AreEqual(1, mEnv.RepMgrRemoteSites.Length); RepMgrSite site = mEnv.RepMgrRemoteSites[0]; Assert.AreEqual("127.0.0.1", site.Address.Host); Assert.AreEqual(cPort, site.Address.Port); Assert.AreEqual(0, site.EId); Assert.AreEqual(true, site.isConnected); Assert.AreEqual(false, site.isPeer); cEnv.Close(); mEnv.Close(); /* * Update the repmgr site, and verify it is updated in * unmanged memory. */ site.Address = new ReplicationHostAddress( "192.168.1.1", 1000); site.EId = 1024; site.isConnected = false; site.isPeer = true; Assert.AreEqual("192.168.1.1", site.Address.Host); Assert.AreEqual(1000, site.Address.Port); Assert.AreEqual(1024, site.EId); Assert.AreEqual(false, site.isConnected); Assert.AreEqual(true, site.isPeer); }