Examples of com.cloudera.flume.core.Driver.waitForAtLeastState()

com.cloudera.flume.core.Driver.waitForAtLeastState()
Block until driver state to reaches at least the specified state where HELLO < OPENING < ACTIVE < CLOSING < IDLE < ERROR or to millis ms has elapsed. @param state @param millis @return true if state transitioned to desired state, false if timeoed out. @throws InterruptedException


    // the collector can be in ERROR or IDLE state because of the randomness.
    assertTrue("c1 failed to get to in IDLE state",
        c1driver.waitForAtLeastState(DriverState.IDLE, 1000));
    assertTrue("c2 failed to get to in IDLE state",
        c2driver.waitForAtLeastState(DriverState.IDLE, 1000));


    //
    // NodeState stateColl = coll.getStatus().state;
    // LOG.info("coll exited in state: " + stateColl);
    // assertTrue(stateColl.equals(NodeState.IDLE)

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    // check the end states
    assertEquals(count, ctr2.getCount());


    // the collector can be in ERROR or IDLE state because of the randomness.f
    assertTrue("c2 failed to get to in IDLE state",
        c2driver.waitForAtLeastState(DriverState.IDLE, 1000));


    // NodeState stateColl2 = coll2.getStatus().state;
    // LOG.info("coll2 exited in state: " + stateColl2);
    // assertTrue(stateColl2.equals(NodeState.IDLE)
    // || stateColl2.equals(NodeState.ERROR));

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    liveMan.heartbeatChecks();


    LogicalNode n = node.getLogicalNodeManager().get(lnode);
    Driver d = n.getDriver();
    assertTrue("Attempting to start driver timed out",
        d.waitForAtLeastState(DriverState.ACTIVE, 10000));


    // update config node to something that will be interrupted.
    LOG.info("!!! decommissioning node on master");
    master.getSpecMan().removeLogicalNode(lnode);

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    // as node do heartbeat and update due to decommission
    liveMan.heartbeatChecks();
    LOG.info("!!! node should be decommissioning on node");
    assertTrue("Attempting to decommission driver timed out",
        d.waitForAtLeastState(DriverState.IDLE, 10000));


    assertEquals("Only expected default logical node", 1, node
        .getLogicalNodeManager().getNodes().size());
    assertNull(node.getLogicalNodeManager().get(lnode));
  }

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    liveMan.heartbeatChecks();


    LogicalNode n = node.getLogicalNodeManager().get(lnode);
    Driver d = n.getDriver();
    assertTrue("Attempting to start driver timed out",
        d.waitForAtLeastState(DriverState.ACTIVE, 20000));


    // update config node to something that will be interrupted.
    LOG.info("!!! decommissioning node on master");
    master.getSpecMan().removeLogicalNode(lnode);

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    master.getSpecMan().removeLogicalNode(lnode);


    liveMan.heartbeatChecks();
    LOG.info("!!! logical node should be decommissioning on node");
    assertTrue("Attempting to start driver timed out",
        d.waitForAtLeastState(DriverState.IDLE, 20000));
    LOG.info("Clean close.");


    // false means timeout, takes about 10 seconds to shutdown.
    assertTrue("Attempting to decommission driver timed out",
        d.waitForAtLeastState(DriverState.IDLE, 10000));

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        d.waitForAtLeastState(DriverState.IDLE, 20000));
    LOG.info("Clean close.");


    // false means timeout, takes about 10 seconds to shutdown.
    assertTrue("Attempting to decommission driver timed out",
        d.waitForAtLeastState(DriverState.IDLE, 10000));


    assertEquals("Only expected default logical node", 1, node
        .getLogicalNodeManager().getNodes().size());
    assertNull(node.getLogicalNodeManager().get(lnode));
  }

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    // TODO It we only wait for opening state, this test can hang
    LogicalNode n = node.getLogicalNodeManager().get(lnode);
    Driver d = n.getDriver();
    assertTrue("Attempting to start driver timed out",
        d.waitForAtLeastState(DriverState.ACTIVE, 10000));


    // update config node to something that will be interrupted.
    LOG.info("!!! decommissioning node on master");
    master.getSpecMan().removeLogicalNode(lnode);
    liveMan.heartbeatChecks();

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    // update config node to something that will be interrupted.
    LOG.info("!!! decommissioning node on master");
    master.getSpecMan().removeLogicalNode(lnode);
    liveMan.heartbeatChecks();
    assertTrue("Attempting to stop driver timed out",
        d.waitForAtLeastState(DriverState.ERROR, 15000));
  }


  /**
   * This test starts a E2E agent that attempts to go to a port that shouldn't
   * be open. This triggers the error recovery mechanism. We then wait for 10s

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    // TODO It we only wait for opening state, this test can hang
    LogicalNode n = node.getLogicalNodeManager().get(lnode);
    Driver d = n.getDriver();
    assertTrue("Attempting to start driver timed out",
        d.waitForAtLeastState(DriverState.ACTIVE, 15000));


    // update config node to something that will be interrupted.
    LOG.info("!!! decommissioning node on master");
    master.getSpecMan().removeLogicalNode(lnode);
    liveMan.heartbeatChecks();

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