Examples with Processor org.apache.accumulo.core.tabletserver.thrift.TabletClientService.Processor used on opensource projects

Example 1 with Processor

use of org.apache.accumulo.core.tabletserver.thrift.TabletClientService.Processor in project accumulo by apache.

the class ZombieTServer method main.

public static void main(String[] args) throws Exception {
    Random random = new Random(System.currentTimeMillis() % 1000);
    int port = random.nextInt(30000) + 2000;
    Instance instance = HdfsZooInstance.getInstance();
    AccumuloServerContext context = new AccumuloServerContext(instance, new ServerConfigurationFactory(instance));
    TransactionWatcher watcher = new TransactionWatcher();
    final ThriftClientHandler tch = new ThriftClientHandler(context, watcher);
    Processor<Iface> processor = new Processor<>(tch);
    ServerAddress serverPort = TServerUtils.startTServer(context.getConfiguration(), ThriftServerType.CUSTOM_HS_HA, processor, "ZombieTServer", "walking dead", 2, 1, 1000, 10 * 1024 * 1024, null, null, -1, HostAndPort.fromParts("0.0.0.0", port));
    String addressString = serverPort.address.toString();
    String zPath = ZooUtil.getRoot(context.getInstance()) + Constants.ZTSERVERS + "/" + addressString;
    ZooReaderWriter zoo = ZooReaderWriter.getInstance();
    zoo.putPersistentData(zPath, new byte[] {}, NodeExistsPolicy.SKIP);
    ZooLock zlock = new ZooLock(zPath);
    LockWatcher lw = new LockWatcher() {

        @Override
        public void lostLock(final LockLossReason reason) {
            try {
                tch.halt(Tracer.traceInfo(), null, null);
            } catch (Exception ex) {
                log.error("Exception", ex);
                System.exit(1);
            }
        }

        @Override
        public void unableToMonitorLockNode(Throwable e) {
            try {
                tch.halt(Tracer.traceInfo(), null, null);
            } catch (Exception ex) {
                log.error("Exception", ex);
                System.exit(1);
            }
        }
    };
    byte[] lockContent = new ServerServices(addressString, Service.TSERV_CLIENT).toString().getBytes(UTF_8);
    if (zlock.tryLock(lw, lockContent)) {
        log.debug("Obtained tablet server lock {}", zlock.getLockPath());
    }
    // modify metadata
    synchronized (tch) {
        while (!tch.halted) {
            tch.wait();
        }
    }
    System.exit(0);
}

Example 2 with Processor

use of org.apache.accumulo.core.tabletserver.thrift.TabletClientService.Processor in project accumulo by apache.

the class TabletServer method startReplicationService.

private HostAndPort startReplicationService() throws UnknownHostException {
    final ReplicationServicerHandler handler = new ReplicationServicerHandler(this);
    ReplicationServicer.Iface rpcProxy = RpcWrapper.service(handler);
    ReplicationServicer.Iface repl = TCredentialsUpdatingWrapper.service(rpcProxy, handler.getClass(), getConfiguration());
    ReplicationServicer.Processor<ReplicationServicer.Iface> processor = new ReplicationServicer.Processor<>(repl);
    AccumuloConfiguration conf = getServerConfigurationFactory().getSystemConfiguration();
    Property maxMessageSizeProperty = (conf.get(Property.TSERV_MAX_MESSAGE_SIZE) != null ? Property.TSERV_MAX_MESSAGE_SIZE : Property.GENERAL_MAX_MESSAGE_SIZE);
    ServerAddress sp = TServerUtils.startServer(this, clientAddress.getHost(), Property.REPLICATION_RECEIPT_SERVICE_PORT, processor, "ReplicationServicerHandler", "Replication Servicer", Property.TSERV_PORTSEARCH, Property.REPLICATION_MIN_THREADS, Property.REPLICATION_THREADCHECK, maxMessageSizeProperty);
    this.replServer = sp.server;
    log.info("Started replication service on {}", sp.address);
    try {
        // The replication service is unique to the thrift service for a tserver, not just a host.
        // Advertise the host and port for replication service given the host and port for the tserver.
        ZooReaderWriter.getInstance().putPersistentData(ZooUtil.getRoot(getInstance()) + ReplicationConstants.ZOO_TSERVERS + "/" + clientAddress.toString(), sp.address.toString().getBytes(UTF_8), NodeExistsPolicy.OVERWRITE);
    } catch (Exception e) {
        log.error("Could not advertise replication service port", e);
        throw new RuntimeException(e);
    }
    return sp.address;
}

Example 3 with Processor

use of org.apache.accumulo.core.tabletserver.thrift.TabletClientService.Processor in project accumulo by apache.

the class NullTserver method main.

public static void main(String[] args) throws Exception {
    Opts opts = new Opts();
    opts.parseArgs(NullTserver.class.getName(), args);
    // modify metadata
    ZooKeeperInstance zki = new ZooKeeperInstance(ClientConfiguration.create().withInstance(opts.iname).withZkHosts(opts.keepers));
    Instance inst = HdfsZooInstance.getInstance();
    AccumuloServerContext context = new AccumuloServerContext(inst, new ServerConfigurationFactory(zki));
    TransactionWatcher watcher = new TransactionWatcher();
    ThriftClientHandler tch = new ThriftClientHandler(new AccumuloServerContext(inst, new ServerConfigurationFactory(inst)), watcher);
    Processor<Iface> processor = new Processor<>(tch);
    TServerUtils.startTServer(context.getConfiguration(), ThriftServerType.CUSTOM_HS_HA, processor, "NullTServer", "null tserver", 2, 1, 1000, 10 * 1024 * 1024, null, null, -1, HostAndPort.fromParts("0.0.0.0", opts.port));
    HostAndPort addr = HostAndPort.fromParts(InetAddress.getLocalHost().getHostName(), opts.port);
    Table.ID tableId = Tables.getTableId(zki, opts.tableName);
    // read the locations for the table
    Range tableRange = new KeyExtent(tableId, null, null).toMetadataRange();
    List<Assignment> assignments = new ArrayList<>();
    try (MetaDataTableScanner s = new MetaDataTableScanner(context, tableRange)) {
        long randomSessionID = opts.port;
        TServerInstance instance = new TServerInstance(addr, randomSessionID);
        while (s.hasNext()) {
            TabletLocationState next = s.next();
            assignments.add(new Assignment(next.extent, instance));
        }
    }
    // point them to this server
    MetaDataStateStore store = new MetaDataStateStore(context);
    store.setLocations(assignments);
    while (true) {
        sleepUninterruptibly(10, TimeUnit.SECONDS);
    }
}