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

Example 21 with Pattern

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

the class PatternCreator method createNCStartPattern.

public Pattern createNCStartPattern(String ccHost, String hostId, String nodeControllerId, String iodevices, boolean isInitialRun) {
    Nodeid nodeid = new Nodeid(new Value(null, hostId));
    String pargs = ccHost + " " + nodeControllerId + " " + iodevices;
    if (isInitialRun) {
        pargs += " " + "-initial-run";
    }
    Event event = new Event("node_join", nodeid, pargs);
    return new Pattern(null, 1, null, event);
}

Example 22 with Pattern

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

the class PatternCreator method getLibraryUninstallPattern.

public Patterns getLibraryUninstallPattern(AsterixInstance instance, String dataverse, String libraryName) throws Exception {
    List<Pattern> patternList = new ArrayList<>();
    Cluster cluster = instance.getCluster();
    String workingDir = cluster.getWorkingDir().getDir();
    String destFile = dataverse + "." + libraryName;
    String pargs = workingDir + File.separator + "uninstall" + " " + destFile;
    String metadataNodeId = instance.getMetadataNodeId();
    Nodeid nodeid = new Nodeid(new Value(null, metadataNodeId));
    Event event = new Event("file_create", nodeid, pargs);
    Pattern p = new Pattern(null, 1, null, event);
    patternList.add(p);
    Iterator<Node> uninstallTargets = cluster.getNode().iterator();
    String libDir = workingDir + File.separator + "library" + File.separator + dataverse + File.separator + libraryName;
    Node uninstallNode = uninstallTargets.next();
    nodeid = new Nodeid(new Value(null, uninstallNode.getId()));
    event = new Event("file_delete", nodeid, libDir);
    p = new Pattern(null, 1, null, event);
    patternList.add(p);
    pargs = libDir;
    if (!cluster.getWorkingDir().isNFS()) {
        while (uninstallTargets.hasNext()) {
            uninstallNode = uninstallTargets.next();
            nodeid = new Nodeid(new Value(null, uninstallNode.getId()));
            event = new Event("file_delete", nodeid, pargs);
            p = new Pattern(null, 1, null, event);
            patternList.add(p);
        }
        nodeid = new Nodeid(new Value(null, cluster.getMasterNode().getId()));
        event = new Event("file_delete", nodeid, pargs);
        p = new Pattern(null, 1, null, event);
        patternList.add(p);
    }
    return new Patterns(patternList);
}

Example 23 with Pattern

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

the class PatternCreator method createRemoveHDFSBackupPattern.

private Patterns createRemoveHDFSBackupPattern(AsterixInstance instance, String hdfsBackupDir) throws Exception {
    List<Pattern> patternList = new ArrayList<>();
    Cluster cluster = instance.getCluster();
    String hdfsUrl = AsterixEventService.getConfiguration().getBackup().getHdfs().getUrl();
    String hadoopVersion = AsterixEventService.getConfiguration().getBackup().getHdfs().getVersion();
    String workingDir = cluster.getWorkingDir().getDir();
    Node launchingNode = cluster.getNode().get(0);
    Nodeid nodeid = new Nodeid(new Value(null, launchingNode.getId()));
    String pathToDelete = hdfsBackupDir + File.separator + instance.getName();
    String pargs = workingDir + " " + hadoopVersion + " " + hdfsUrl + " " + pathToDelete;
    Event event = new Event("hdfs_delete", nodeid, pargs);
    patternList.add(new Pattern(null, 1, null, event));
    return new Patterns(patternList);
}

Example 24 with Pattern

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

the class PatternCreator method createDeleteInstancePattern.

public Patterns createDeleteInstancePattern(AsterixInstance instance) throws Exception {
    List<Pattern> patternList = new ArrayList<>();
    patternList.addAll(createRemoveAsterixStoragePattern(instance).getPattern());
    if (instance.getBackupInfo() != null && !instance.getBackupInfo().isEmpty()) {
        List<BackupInfo> backups = instance.getBackupInfo();
        Set<String> removedBackupDirsHDFS = new HashSet<>();
        Set<String> removedBackupDirsLocal = new HashSet<>();
        String backupDir;
        for (BackupInfo binfo : backups) {
            backupDir = binfo.getBackupConf().getBackupDir();
            switch(binfo.getBackupType()) {
                case HDFS:
                    if (removedBackupDirsHDFS.contains(backupDir)) {
                        continue;
                    }
                    patternList.addAll(createRemoveHDFSBackupPattern(instance, backupDir).getPattern());
                    removedBackupDirsHDFS.add(backupDir);
                    break;
                case LOCAL:
                    if (removedBackupDirsLocal.contains(backupDir)) {
                        continue;
                    }
                    patternList.addAll(createRemoveLocalBackupPattern(instance, backupDir).getPattern());
                    removedBackupDirsLocal.add(backupDir);
                    break;
            }
        }
    }
    patternList.addAll(createRemoveAsterixLogDirPattern(instance).getPattern());
    patternList.addAll(createRemoveAsterixRootMetadata(instance).getPattern());
    patternList.addAll(createRemoveAsterixTxnLogs(instance).getPattern());
    return new Patterns(patternList);
}

Example 25 with Pattern

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

the class PatternCreator method createRemoveAsterixRootMetadata.

private Patterns createRemoveAsterixRootMetadata(AsterixInstance instance) throws Exception {
    List<Pattern> patternList = new ArrayList<>();
    Cluster cluster = instance.getCluster();
    Nodeid nodeid;
    String pargs;
    Event event;
    for (Node node : cluster.getNode()) {
        String iodevices = node.getIodevices() == null ? cluster.getIodevices() : node.getIodevices();
        String primaryIODevice = iodevices.split(",")[0].trim();
        pargs = primaryIODevice + File.separator + StorageConstants.METADATA_ROOT;
        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);
}