Examples with ProcessInfo org.apache.asterix.event.model.ProcessInfo used on opensource projects

Example 1 with ProcessInfo

use of org.apache.asterix.event.model.ProcessInfo in project asterixdb by apache.

the class VerificationUtil method updateInstanceWithRuntimeDescription.

public static void updateInstanceWithRuntimeDescription(AsterixInstance instance, AsterixRuntimeState state, boolean expectedRunning) {
    StringBuilder summary = new StringBuilder();
    if (expectedRunning) {
        if (!state.isCcRunning()) {
            summary.append("Cluster Controller not running at " + instance.getCluster().getMasterNode().getId() + "\n");
            instance.setState(State.UNUSABLE);
        }
        if (state.getFailedNCs() != null && !state.getFailedNCs().isEmpty()) {
            summary.append("Node Controller not running at the following nodes" + "\n");
            for (String failedNC : state.getFailedNCs()) {
                summary.append(failedNC + "\n");
            }
        // instance.setState(State.UNUSABLE);
        }
        if (!(instance.getState().equals(State.UNUSABLE))) {
            instance.setState(State.ACTIVE);
        }
    } else {
        if (state.getProcesses() != null && state.getProcesses().size() > 0) {
            summary.append("Following process still running " + "\n");
            for (ProcessInfo pInfo : state.getProcesses()) {
                summary.append(pInfo + "\n");
            }
        // instance.setState(State.UNUSABLE);
        } else {
        // instance.setState(State.INACTIVE);
        }
    }
    state.setSummary(summary.toString());
    instance.setAsterixRuntimeStates(state);
}

Example 2 with ProcessInfo

use of org.apache.asterix.event.model.ProcessInfo in project asterixdb by apache.

the class VerificationUtil method getAsterixRuntimeState.

public static AsterixRuntimeState getAsterixRuntimeState(AsterixInstance instance) throws Exception {
    Cluster cluster = instance.getCluster();
    List<String> args = new ArrayList<String>();
    args.add(instance.getName());
    args.add(instance.getCluster().getMasterNode().getClusterIp());
    for (Node node : cluster.getNode()) {
        args.add(node.getClusterIp());
        args.add(instance.getName() + "_" + node.getId());
    }
    Thread.sleep(2000);
    String output = AsterixEventServiceUtil.executeLocalScript(VERIFY_SCRIPT_PATH, args);
    boolean ccRunning = true;
    List<String> failedNCs = new ArrayList<String>();
    String[] infoFields;
    List<ProcessInfo> processes = new ArrayList<ProcessInfo>();
    for (String line : output.split("\n")) {
        String nodeid = null;
        infoFields = line.split(":");
        try {
            int pid = Integer.parseInt(infoFields[3]);
            if (infoFields[0].equals("NC")) {
                nodeid = infoFields[2].split("_")[1];
            } else {
                nodeid = instance.getCluster().getMasterNode().getId();
            }
            processes.add(new ProcessInfo(infoFields[0], infoFields[1], nodeid, pid));
        } catch (Exception e) {
            if (infoFields[0].equalsIgnoreCase("CC")) {
                ccRunning = false;
            } else {
                failedNCs.add(infoFields[1]);
            }
        }
    }
    return new AsterixRuntimeState(processes, failedNCs, ccRunning);
}

Example 3 with ProcessInfo

use of org.apache.asterix.event.model.ProcessInfo in project asterixdb by apache.

the class StartNodeConfig method execCommand.

@Override
protected void execCommand() throws Exception {
    InstallerDriver.initConfig(true);
    String asterixInstanceName = ((StartNodeConfig) config).name;
    AsterixInstance instance = AsterixEventServiceUtil.validateAsterixInstanceExists(asterixInstanceName, State.INACTIVE, State.ACTIVE, State.UNUSABLE);
    Cluster cluster = instance.getCluster();
    List<Pattern> pl = new ArrayList<Pattern>();
    AsterixRuntimeState runtimeState = VerificationUtil.getAsterixRuntimeState(instance);
    String[] nodesToBeAdded = ((StartNodeConfig) config).nodes.split(",");
    List<String> aliveNodes = new ArrayList<String>();
    for (ProcessInfo p : runtimeState.getProcesses()) {
        aliveNodes.add(p.getNodeId());
    }
    List<Node> clusterNodes = cluster.getNode();
    for (String n : nodesToBeAdded) {
        if (aliveNodes.contains(n)) {
            throw new InstallerException("Node: " + n + " is already alive");
        }
        for (Node node : clusterNodes) {
            if (n.equals(node.getId())) {
                String iodevices = node.getIodevices() == null ? cluster.getIodevices() : node.getIodevices();
                Pattern createNC = PatternCreator.INSTANCE.createNCStartPattern(cluster.getMasterNode().getClusterIp(), node.getId(), asterixInstanceName + "_" + node.getId(), iodevices, false);
                pl.add(createNC);
                break;
            }
        }
    }
    Patterns patterns = new Patterns(pl);
    AsterixEventServiceClient client = AsterixEventService.getAsterixEventServiceClient(cluster);
    client.submit(patterns);
    runtimeState = VerificationUtil.getAsterixRuntimeState(instance);
    VerificationUtil.updateInstanceWithRuntimeDescription(instance, runtimeState, true);
    LOGGER.info(instance.getDescription(false));
    ServiceProvider.INSTANCE.getLookupService().updateAsterixInstance(instance);
}

Example 4 with ProcessInfo

use of org.apache.asterix.event.model.ProcessInfo in project asterixdb by apache.

the class StopNodeConfig method execCommand.

@Override
protected void execCommand() throws Exception {
    InstallerDriver.initConfig(true);
    String asterixInstanceName = ((StopNodeConfig) config).name;
    AsterixInstance asterixInstance = AsterixEventServiceUtil.validateAsterixInstanceExists(asterixInstanceName, State.ACTIVE, State.UNUSABLE);
    AsterixEventServiceClient client = AsterixEventService.getAsterixEventServiceClient(asterixInstance.getCluster());
    String[] nodesToStop = ((StopNodeConfig) config).nodeList.split(",");
    AsterixRuntimeState runtimeState = VerificationUtil.getAsterixRuntimeState(asterixInstance);
    List<String> aliveNodes = new ArrayList<String>();
    for (ProcessInfo p : runtimeState.getProcesses()) {
        aliveNodes.add(p.getNodeId());
    }
    List<String> validNodeIds = new ArrayList<String>();
    for (Node node : asterixInstance.getCluster().getNode()) {
        validNodeIds.add(node.getId());
    }
    List<Pattern> ncKillPatterns = new ArrayList<Pattern>();
    for (String nodeId : nodesToStop) {
        if (!nodeId.contains(nodeId)) {
            throw new InstallerException("Invalid nodeId: " + nodeId);
        }
        if (!aliveNodes.contains(nodeId)) {
            throw new InstallerException("Node: " + nodeId + " is not alive");
        }
        ncKillPatterns.add(PatternCreator.INSTANCE.createNCStopPattern(nodeId, asterixInstanceName + "_" + nodeId));
    }
    try {
        client.submit(new Patterns(ncKillPatterns));
    } catch (Exception e) {
        // processes are already dead
        LOGGER.debug("Attempt to kill non-existing processess");
    }
    asterixInstance.setStateChangeTimestamp(new Date());
    ServiceProvider.INSTANCE.getLookupService().updateAsterixInstance(asterixInstance);
    LOGGER.info("Stopped nodes " + ((StopNodeConfig) config).nodeList + " serving Asterix instance: " + asterixInstanceName);
}