Examples with Pattern org.apache.asterix.event.schema.pattern.Pattern used on opensource projects

Example 26 with Pattern

use of org.apache.asterix.event.schema.pattern.Pattern in project asterixdb by apache.

the class PatternCreator method createRemoveAsterixWorkingDirPattern.

public Patterns createRemoveAsterixWorkingDirPattern(AsterixInstance instance) throws Exception {
    List<Pattern> patternList = new ArrayList<>();
    Cluster cluster = instance.getCluster();
    String workingDir = cluster.getWorkingDir().getDir();
    String pargs = workingDir;
    Nodeid nodeid = new Nodeid(new Value(null, cluster.getMasterNode().getId()));
    Event event = new Event("file_delete", nodeid, pargs);
    patternList.add(new Pattern(null, 1, null, event));
    if (!cluster.getWorkingDir().isNFS()) {
        for (Node node : cluster.getNode()) {
            nodeid = new Nodeid(new Value(null, node.getId()));
            event = new Event("file_delete", nodeid, pargs);
            patternList.add(new Pattern(null, 1, null, event));
        }
    }
    return new Patterns(patternList);
}

Example 27 with Pattern

use of org.apache.asterix.event.schema.pattern.Pattern in project asterixdb by apache.

the class PatternCreator method getLocalBackUpAsterixPattern.

private Patterns getLocalBackUpAsterixPattern(AsterixInstance instance, Backup backupConf) throws Exception {
    Cluster cluster = instance.getCluster();
    String backupDir = backupConf.getBackupDir();
    String workingDir = cluster.getWorkingDir().getDir();
    String backupId = Integer.toString(instance.getBackupInfo().size());
    String iodevices;
    String txnLogDir;
    String store;
    String pargs;
    store = cluster.getStore();
    List<Pattern> patternList = new ArrayList<>();
    for (Node node : cluster.getNode()) {
        Nodeid nodeid = new Nodeid(new Value(null, node.getId()));
        iodevices = node.getIodevices() == null ? instance.getCluster().getIodevices() : node.getIodevices();
        txnLogDir = node.getTxnLogDir() == null ? instance.getCluster().getTxnLogDir() : node.getTxnLogDir();
        pargs = workingDir + " " + instance.getName() + " " + iodevices + " " + store + " " + StorageConstants.METADATA_ROOT + " " + txnLogDir + " " + backupId + " " + backupDir + " " + "local" + " " + node.getId();
        Event event = new Event("backup", nodeid, pargs);
        patternList.add(new Pattern(null, 1, null, event));
    }
    return new Patterns(patternList);
}

Example 28 with Pattern

use of org.apache.asterix.event.schema.pattern.Pattern in project asterixdb by apache.

the class PatternCreator method createHadoopLibraryTransferPattern.

public Patterns createHadoopLibraryTransferPattern(Cluster cluster) throws Exception {
    List<Pattern> patternList = new ArrayList<>();
    String workingDir = cluster.getWorkingDir().getDir();
    String hadoopVersion = AsterixEventService.getConfiguration().getBackup().getHdfs().getVersion();
    File hadoopDir = new File(AsterixEventService.getEventHome() + File.separator + "hadoop-" + hadoopVersion);
    if (!hadoopDir.exists()) {
        throw new IllegalStateException("Hadoop version :" + hadoopVersion + " not supported");
    }
    Nodeid nodeid = new Nodeid(new Value(null, EventDriver.CLIENT_NODE.getId()));
    String username = cluster.getUsername() != null ? cluster.getUsername() : System.getProperty("user.name");
    String pargs = username + " " + hadoopDir.getAbsolutePath() + " " + cluster.getMasterNode().getClusterIp() + " " + workingDir;
    Event event = new Event("directory_transfer", nodeid, pargs);
    Pattern p = new Pattern(null, 1, null, event);
    addInitialDelay(p, 2, "sec");
    patternList.add(p);
    boolean copyToNC = !cluster.getWorkingDir().isNFS();
    if (copyToNC) {
        for (Node node : cluster.getNode()) {
            nodeid = new Nodeid(new Value(null, node.getId()));
            pargs = cluster.getUsername() + " " + hadoopDir.getAbsolutePath() + " " + node.getClusterIp() + " " + workingDir;
            event = new Event("directory_transfer", nodeid, pargs);
            p = new Pattern(null, 1, null, event);
            addInitialDelay(p, 2, "sec");
            patternList.add(p);
        }
    }
    return new Patterns(patternList);
}

Example 29 with Pattern

use of org.apache.asterix.event.schema.pattern.Pattern in project asterixdb by apache.

the class PatternCreator method createRemoveLocalBackupPattern.

private Patterns createRemoveLocalBackupPattern(AsterixInstance instance, String localBackupDir) throws Exception {
    List<Pattern> patternList = new ArrayList<>();
    Cluster cluster = instance.getCluster();
    String pathToDelete = localBackupDir + File.separator + instance.getName();
    String pargs = pathToDelete;
    List<String> removedBackupDirs = new ArrayList<>();
    for (Node node : cluster.getNode()) {
        if (removedBackupDirs.contains(node.getClusterIp())) {
            continue;
        }
        Nodeid nodeid = new Nodeid(new Value(null, node.getId()));
        Event event = new Event("file_delete", nodeid, pargs);
        patternList.add(new Pattern(null, 1, null, event));
        removedBackupDirs.add(node.getClusterIp());
    }
    return new Patterns(patternList);
}

Example 30 with Pattern

use of org.apache.asterix.event.schema.pattern.Pattern 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);
}