Java YarnConfiguration.RM_NM_EXPIRY_INTERVAL_MS屬性代碼示例

protected static void validateConfigs(Configuration conf) {
  // validate max-attempts
  int globalMaxAppAttempts =
      conf.getInt(YarnConfiguration.RM_AM_MAX_ATTEMPTS,
      YarnConfiguration.DEFAULT_RM_AM_MAX_ATTEMPTS);
  if (globalMaxAppAttempts <= 0) {
    throw new YarnRuntimeException("Invalid global max attempts configuration"
        + ", " + YarnConfiguration.RM_AM_MAX_ATTEMPTS
        + "=" + globalMaxAppAttempts + ", it should be a positive integer.");
  }

  // validate expireIntvl >= heartbeatIntvl
  long expireIntvl = conf.getLong(YarnConfiguration.RM_NM_EXPIRY_INTERVAL_MS,
      YarnConfiguration.DEFAULT_RM_NM_EXPIRY_INTERVAL_MS);
  long heartbeatIntvl =
      conf.getLong(YarnConfiguration.RM_NM_HEARTBEAT_INTERVAL_MS,
          YarnConfiguration.DEFAULT_RM_NM_HEARTBEAT_INTERVAL_MS);
  if (expireIntvl < heartbeatIntvl) {
    throw new YarnRuntimeException("Nodemanager expiry interval should be no"
        + " less than heartbeat interval, "
        + YarnConfiguration.RM_NM_EXPIRY_INTERVAL_MS + "=" + expireIntvl
        + ", " + YarnConfiguration.RM_NM_HEARTBEAT_INTERVAL_MS + "="
        + heartbeatIntvl);
  }
}
 

public NMTokenSecretManagerInRM(Configuration conf) {
  this.conf = conf;
  timer = new Timer();
  rollingInterval = this.conf.getLong(
      YarnConfiguration.RM_NMTOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS,
      YarnConfiguration.DEFAULT_RM_NMTOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS)
      * 1000;
  // Add an activation delay. This is to address the following race: RM may
  // roll over master-key, scheduling may happen at some point of time, an
  // NMToken created with a password generated off new master key, but NM
  // might not have come again to RM to update the shared secret: so AM has a
  // valid password generated off new secret but NM doesn't know about the
  // secret yet.
  // Adding delay = 1.5 * expiry interval makes sure that all active NMs get
  // the updated shared-key.
  this.activationDelay =
      (long) (conf.getLong(YarnConfiguration.RM_NM_EXPIRY_INTERVAL_MS,
          YarnConfiguration.DEFAULT_RM_NM_EXPIRY_INTERVAL_MS) * 1.5);
  LOG.info("NMTokenKeyRollingInterval: " + this.rollingInterval
      + "ms and NMTokenKeyActivationDelay: " + this.activationDelay
      + "ms");
  if (rollingInterval <= activationDelay * 2) {
    throw new IllegalArgumentException(
        YarnConfiguration.RM_NMTOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS
            + " should be more than 3 X "
            + YarnConfiguration.RM_NM_EXPIRY_INTERVAL_MS);
  }
  appAttemptToNodeKeyMap =
      new ConcurrentHashMap<ApplicationAttemptId, HashSet<NodeId>>();
}
 

public RMContainerTokenSecretManager(Configuration conf) {
  super(conf);

  this.timer = new Timer();
  this.rollingInterval = conf.getLong(
          YarnConfiguration.RM_CONTAINER_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS,
          YarnConfiguration.DEFAULT_RM_CONTAINER_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS) * 1000;
  // Add an activation delay. This is to address the following race: RM may
  // roll over master-key, scheduling may happen at some point of time, a
  // container created with a password generated off new master key, but NM
  // might not have come again to RM to update the shared secret: so AM has a
  // valid password generated off new secret but NM doesn't know about the
  // secret yet.
  // Adding delay = 1.5 * expiry interval makes sure that all active NMs get
  // the updated shared-key.
  this.activationDelay =
      (long) (conf.getLong(YarnConfiguration.RM_NM_EXPIRY_INTERVAL_MS,
          YarnConfiguration.DEFAULT_RM_NM_EXPIRY_INTERVAL_MS) * 1.5);
  LOG.info("ContainerTokenKeyRollingInterval: " + this.rollingInterval
      + "ms and ContainerTokenKeyActivationDelay: " + this.activationDelay
      + "ms");
  if (rollingInterval <= activationDelay * 2) {
    throw new IllegalArgumentException(
        YarnConfiguration.RM_CONTAINER_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS
            + " should be more than 3 X "
            + YarnConfiguration.RM_NM_EXPIRY_INTERVAL_MS);
  }
}