Examples of RMStateVersion

Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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  protected synchronized RMStateVersion loadVersion() throws Exception {
    String versionNodePath = getNodePath(zkRootNodePath, VERSION_NODE);

    if (existsWithRetries(versionNodePath, true) != null) {
      byte[] data = getDataWithRetries(versionNodePath, true);
      RMStateVersion version =
          new RMStateVersionPBImpl(RMStateVersionProto.parseFrom(data));
      return version;
    }
    return null;
  }
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Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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   * 5) Within a major upgrade, say 1.2 to 2.0:
   *    throw exception and indicate user to use a separate upgrade tool to
   *    upgrade RM state.
   */
  public void checkVersion() throws Exception {
    RMStateVersion loadedVersion = loadVersion();
    LOG.info("Loaded RM state version info " + loadedVersion);
    if (loadedVersion != null && loadedVersion.equals(getCurrentVersion())) {
      return;
    }
    // if there is no version info, treat it as 1.0;
    if (loadedVersion == null) {
      loadedVersion = RMStateVersion.newInstance(1, 0);
    }
    if (loadedVersion.isCompatibleTo(getCurrentVersion())) {
      LOG.info("Storing RM state version info " + getCurrentVersion());
      storeVersion();
    } else {
      throw new RMStateVersionIncompatibleException(
        "Expecting RM state version " + getCurrentVersion()
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Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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  protected synchronized RMStateVersion loadVersion() throws Exception {
    Path versionNodePath = getNodePath(rootDirPath, VERSION_NODE);
    if (fs.exists(versionNodePath)) {
      FileStatus status = fs.getFileStatus(versionNodePath);
      byte[] data = readFile(versionNodePath, status.getLen());
      RMStateVersion version =
          new RMStateVersionPBImpl(RMStateVersionProto.parseFrom(data));
      return version;
    }
    return null;
  }
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Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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      throws Exception {
    RMStateStore store = stateStoreHelper.getRMStateStore();
    store.setRMDispatcher(new TestDispatcher());

    // default version
    RMStateVersion defaultVersion = stateStoreHelper.getCurrentVersion();
    store.checkVersion();
    Assert.assertEquals(defaultVersion, store.loadVersion());

    // compatible version
    RMStateVersion compatibleVersion =
        RMStateVersion.newInstance(defaultVersion.getMajorVersion(),
          defaultVersion.getMinorVersion() + 2);
    stateStoreHelper.writeVersion(compatibleVersion);
    Assert.assertEquals(compatibleVersion, store.loadVersion());
    store.checkVersion();
    // overwrite the compatible version
    Assert.assertEquals(defaultVersion, store.loadVersion());

    // incompatible version
    RMStateVersion incompatibleVersion =
        RMStateVersion.newInstance(defaultVersion.getMajorVersion() + 2,
          defaultVersion.getMinorVersion());
    stateStoreHelper.writeVersion(incompatibleVersion);
    try {
      store.checkVersion();
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Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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      throws Exception {
    RMStateStore store = stateStoreHelper.getRMStateStore();
    store.setRMDispatcher(new TestDispatcher());

    // default version
    RMStateVersion defaultVersion = stateStoreHelper.getCurrentVersion();
    store.checkVersion();
    Assert.assertEquals(defaultVersion, store.loadVersion());

    // compatible version
    RMStateVersion compatibleVersion =
        RMStateVersion.newInstance(defaultVersion.getMajorVersion(),
          defaultVersion.getMinorVersion() + 2);
    stateStoreHelper.writeVersion(compatibleVersion);
    Assert.assertEquals(compatibleVersion, store.loadVersion());
    store.checkVersion();
    // overwrite the compatible version
    Assert.assertEquals(defaultVersion, store.loadVersion());

    // incompatible version
    RMStateVersion incompatibleVersion =
        RMStateVersion.newInstance(defaultVersion.getMajorVersion() + 2,
          defaultVersion.getMinorVersion());
    stateStoreHelper.writeVersion(incompatibleVersion);
    try {
      store.checkVersion();
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Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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  protected synchronized RMStateVersion loadVersion() throws Exception {
    String versionNodePath = getNodePath(zkRootNodePath, VERSION_NODE);

    if (zkClient.exists(versionNodePath, true) != null) {
      byte[] data = getDataWithRetries(versionNodePath, true);
      RMStateVersion version =
          new RMStateVersionPBImpl(RMStateVersionProto.parseFrom(data));
      return version;
    }
    return null;
  }
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Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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  protected synchronized RMStateVersion loadVersion() throws Exception {
    Path versionNodePath = getNodePath(rootDirPath, VERSION_NODE);
    if (fs.exists(versionNodePath)) {
      FileStatus status = fs.getFileStatus(versionNodePath);
      byte[] data = readFile(versionNodePath, status.getLen());
      RMStateVersion version =
          new RMStateVersionPBImpl(RMStateVersionProto.parseFrom(data));
      return version;
    }
    return null;
  }
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Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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   * 5) Within a major upgrade, say 1.2 to 2.0:
   *    throw exception and indicate user to use a separate upgrade tool to
   *    upgrade RM state.
   */
  public void checkVersion() throws Exception {
    RMStateVersion loadedVersion = loadVersion();
    LOG.info("Loaded RM state version info " + loadedVersion);
    if (loadedVersion != null && loadedVersion.equals(getCurrentVersion())) {
      return;
    }
    // if there is no version info, treat it as 1.0;
    if (loadedVersion == null) {
      loadedVersion = RMStateVersion.newInstance(1, 0);
    }
    if (loadedVersion.isCompatibleTo(getCurrentVersion())) {
      LOG.info("Storing RM state version info " + getCurrentVersion());
      storeVersion();
    } else {
      throw new RMStateVersionIncompatibleException(
        "Expecting RM state version " + getCurrentVersion()
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Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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  protected synchronized RMStateVersion loadVersion() throws Exception {
    Path versionNodePath = getNodePath(rootDirPath, VERSION_NODE);
    if (fs.exists(versionNodePath)) {
      FileStatus status = fs.getFileStatus(versionNodePath);
      byte[] data = readFile(versionNodePath, status.getLen());
      RMStateVersion version =
          new RMStateVersionPBImpl(RMStateVersionProto.parseFrom(data));
      return version;
    }
    return null;
  }
View Full Code Here

Examples of org.apache.hadoop.yarn.server.resourcemanager.recovery.records.RMStateVersion

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      throws Exception {
    RMStateStore store = stateStoreHelper.getRMStateStore();
    store.setRMDispatcher(new TestDispatcher());

    // default version
    RMStateVersion defaultVersion = stateStoreHelper.getCurrentVersion();
    store.checkVersion();
    Assert.assertEquals(defaultVersion, store.loadVersion());

    // compatible version
    RMStateVersion compatibleVersion =
        RMStateVersion.newInstance(defaultVersion.getMajorVersion(),
          defaultVersion.getMinorVersion() + 2);
    stateStoreHelper.writeVersion(compatibleVersion);
    Assert.assertEquals(compatibleVersion, store.loadVersion());
    store.checkVersion();
    // overwrite the compatible version
    Assert.assertEquals(defaultVersion, store.loadVersion());

    // incompatible version
    RMStateVersion incompatibleVersion =
        RMStateVersion.newInstance(defaultVersion.getMajorVersion() + 2,
          defaultVersion.getMinorVersion());
    stateStoreHelper.writeVersion(incompatibleVersion);
    try {
      store.checkVersion();
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