Examples with TBinaryProtocol org.apache.thrift.protocol.TBinaryProtocol used on opensource projects

Example 26 with TBinaryProtocol

use of org.apache.thrift.protocol.TBinaryProtocol in project hbase by apache.

the class DemoClient method run.

private void run() throws Exception {
    TTransport transport = new TSocket(host, port);
    if (secure) {
        Map<String, String> saslProperties = new HashMap<>();
        saslProperties.put(Sasl.QOP, "auth-conf,auth-int,auth");
        /**
           * The Thrift server the DemoClient is trying to connect to
           * must have a matching principal, and support authentication.
           *
           * The HBase cluster must be secure, allow proxy user.
           */
        transport = new TSaslClientTransport("GSSAPI", null, // Thrift server user name, should be an authorized proxy user.
        "hbase", // Thrift server domain
        host, saslProperties, null, transport);
    }
    transport.open();
    TProtocol protocol = new TBinaryProtocol(transport, true, true);
    Hbase.Client client = new Hbase.Client(protocol);
    byte[] t = bytes("demo_table");
    //
    // Scan all tables, look for the demo table and delete it.
    //
    System.out.println("scanning tables...");
    for (ByteBuffer name : client.getTableNames()) {
        System.out.println("  found: " + utf8(name.array()));
        if (utf8(name.array()).equals(utf8(t))) {
            if (client.isTableEnabled(name)) {
                System.out.println("    disabling table: " + utf8(name.array()));
                client.disableTable(name);
            }
            System.out.println("    deleting table: " + utf8(name.array()));
            client.deleteTable(name);
        }
    }
    //
    // Create the demo table with two column families, entry: and unused:
    //
    ArrayList<ColumnDescriptor> columns = new ArrayList<>(2);
    ColumnDescriptor col;
    col = new ColumnDescriptor();
    col.name = ByteBuffer.wrap(bytes("entry:"));
    col.timeToLive = Integer.MAX_VALUE;
    col.maxVersions = 10;
    columns.add(col);
    col = new ColumnDescriptor();
    col.name = ByteBuffer.wrap(bytes("unused:"));
    col.timeToLive = Integer.MAX_VALUE;
    columns.add(col);
    System.out.println("creating table: " + utf8(t));
    try {
        client.createTable(ByteBuffer.wrap(t), columns);
    } catch (AlreadyExists ae) {
        System.out.println("WARN: " + ae.message);
    }
    System.out.println("column families in " + utf8(t) + ": ");
    Map<ByteBuffer, ColumnDescriptor> columnMap = client.getColumnDescriptors(ByteBuffer.wrap(t));
    for (ColumnDescriptor col2 : columnMap.values()) {
        System.out.println("  column: " + utf8(col2.name.array()) + ", maxVer: " + Integer.toString(col2.maxVersions));
    }
    Map<ByteBuffer, ByteBuffer> dummyAttributes = null;
    boolean writeToWal = false;
    //
    // Test UTF-8 handling
    //
    byte[] invalid = { (byte) 'f', (byte) 'o', (byte) 'o', (byte) '-', (byte) 0xfc, (byte) 0xa1, (byte) 0xa1, (byte) 0xa1, (byte) 0xa1 };
    byte[] valid = { (byte) 'f', (byte) 'o', (byte) 'o', (byte) '-', (byte) 0xE7, (byte) 0x94, (byte) 0x9F, (byte) 0xE3, (byte) 0x83, (byte) 0x93, (byte) 0xE3, (byte) 0x83, (byte) 0xBC, (byte) 0xE3, (byte) 0x83, (byte) 0xAB };
    ArrayList<Mutation> mutations;
    // non-utf8 is fine for data
    mutations = new ArrayList<>(1);
    mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(invalid), writeToWal));
    client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("foo")), mutations, dummyAttributes);
    // this row name is valid utf8
    mutations = new ArrayList<>(1);
    mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(valid), writeToWal));
    client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(valid), mutations, dummyAttributes);
    // non-utf8 is now allowed in row names because HBase stores values as binary
    mutations = new ArrayList<>(1);
    mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(invalid), writeToWal));
    client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(invalid), mutations, dummyAttributes);
    // Run a scanner on the rows we just created
    ArrayList<ByteBuffer> columnNames = new ArrayList<>();
    columnNames.add(ByteBuffer.wrap(bytes("entry:")));
    System.out.println("Starting scanner...");
    int scanner = client.scannerOpen(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("")), columnNames, dummyAttributes);
    while (true) {
        List<TRowResult> entry = client.scannerGet(scanner);
        if (entry.isEmpty()) {
            break;
        }
        printRow(entry);
    }
    //
    for (int i = 100; i >= 0; --i) {
        // format row keys as "00000" to "00100"
        NumberFormat nf = NumberFormat.getInstance();
        nf.setMinimumIntegerDigits(5);
        nf.setGroupingUsed(false);
        byte[] row = bytes(nf.format(i));
        mutations = new ArrayList<>(1);
        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("unused:")), ByteBuffer.wrap(bytes("DELETE_ME")), writeToWal));
        client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
        printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
        client.deleteAllRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes);
        // sleep to force later timestamp
        try {
            Thread.sleep(50);
        } catch (InterruptedException e) {
        // no-op
        }
        mutations = new ArrayList<>(2);
        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:num")), ByteBuffer.wrap(bytes("0")), writeToWal));
        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(bytes("FOO")), writeToWal));
        client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
        printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
        Mutation m;
        mutations = new ArrayList<>(2);
        m = new Mutation();
        m.column = ByteBuffer.wrap(bytes("entry:foo"));
        m.isDelete = true;
        mutations.add(m);
        m = new Mutation();
        m.column = ByteBuffer.wrap(bytes("entry:num"));
        m.value = ByteBuffer.wrap(bytes("-1"));
        mutations.add(m);
        client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
        printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
        mutations = new ArrayList<>();
        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:num")), ByteBuffer.wrap(bytes(Integer.toString(i))), writeToWal));
        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:sqr")), ByteBuffer.wrap(bytes(Integer.toString(i * i))), writeToWal));
        client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
        printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
        // sleep to force later timestamp
        try {
            Thread.sleep(50);
        } catch (InterruptedException e) {
        // no-op
        }
        mutations.clear();
        m = new Mutation();
        m.column = ByteBuffer.wrap(bytes("entry:num"));
        m.value = ByteBuffer.wrap(bytes("-999"));
        mutations.add(m);
        m = new Mutation();
        m.column = ByteBuffer.wrap(bytes("entry:sqr"));
        m.isDelete = true;
        // shouldn't override latest
        client.mutateRowTs(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, 1, dummyAttributes);
        printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
        List<TCell> versions = client.getVer(ByteBuffer.wrap(t), ByteBuffer.wrap(row), ByteBuffer.wrap(bytes("entry:num")), 10, dummyAttributes);
        printVersions(ByteBuffer.wrap(row), versions);
        if (versions.isEmpty()) {
            System.out.println("FATAL: wrong # of versions");
            System.exit(-1);
        }
        List<TCell> result = client.get(ByteBuffer.wrap(t), ByteBuffer.wrap(row), ByteBuffer.wrap(bytes("entry:foo")), dummyAttributes);
        if (!result.isEmpty()) {
            System.out.println("FATAL: shouldn't get here");
            System.exit(-1);
        }
        System.out.println("");
    }
    // scan all rows/columnNames
    columnNames.clear();
    for (ColumnDescriptor col2 : client.getColumnDescriptors(ByteBuffer.wrap(t)).values()) {
        System.out.println("column with name: " + new String(col2.name.array()));
        System.out.println(col2.toString());
        columnNames.add(col2.name);
    }
    System.out.println("Starting scanner...");
    scanner = client.scannerOpenWithStop(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("00020")), ByteBuffer.wrap(bytes("00040")), columnNames, dummyAttributes);
    while (true) {
        List<TRowResult> entry = client.scannerGet(scanner);
        if (entry.isEmpty()) {
            System.out.println("Scanner finished");
            break;
        }
        printRow(entry);
    }
    transport.close();
}

Example 27 with TBinaryProtocol

use of org.apache.thrift.protocol.TBinaryProtocol in project hbase by apache.

the class DemoClient method run.

public void run() throws Exception {
    int timeout = 10000;
    boolean framed = false;
    TTransport transport = new TSocket(host, port, timeout);
    if (framed) {
        transport = new TFramedTransport(transport);
    } else if (secure) {
        /**
       * The Thrift server the DemoClient is trying to connect to
       * must have a matching principal, and support authentication.
       *
       * The HBase cluster must be secure, allow proxy user.
       */
        Map<String, String> saslProperties = new HashMap<>();
        saslProperties.put(Sasl.QOP, "auth-conf,auth-int,auth");
        transport = new TSaslClientTransport("GSSAPI", null, // Thrift server user name, should be an authorized proxy user
        user != null ? user : "hbase", // Thrift server domain
        host, saslProperties, null, transport);
    }
    TProtocol protocol = new TBinaryProtocol(transport);
    // This is our thrift client.
    THBaseService.Iface client = new THBaseService.Client(protocol);
    // open the transport
    transport.open();
    ByteBuffer table = ByteBuffer.wrap("example".getBytes());
    TPut put = new TPut();
    put.setRow("row1".getBytes());
    TColumnValue columnValue = new TColumnValue();
    columnValue.setFamily("family1".getBytes());
    columnValue.setQualifier("qualifier1".getBytes());
    columnValue.setValue("value1".getBytes());
    List<TColumnValue> columnValues = new ArrayList<>(1);
    columnValues.add(columnValue);
    put.setColumnValues(columnValues);
    client.put(table, put);
    TGet get = new TGet();
    get.setRow("row1".getBytes());
    TResult result = client.get(table, get);
    System.out.print("row = " + new String(result.getRow()));
    for (TColumnValue resultColumnValue : result.getColumnValues()) {
        System.out.print("family = " + new String(resultColumnValue.getFamily()));
        System.out.print("qualifier = " + new String(resultColumnValue.getFamily()));
        System.out.print("value = " + new String(resultColumnValue.getValue()));
        System.out.print("timestamp = " + resultColumnValue.getTimestamp());
    }
    transport.close();
}

Example 28 with TBinaryProtocol

use of org.apache.thrift.protocol.TBinaryProtocol in project storm by apache.

the class ThriftClient method reconnect.

public synchronized void reconnect() {
    close();
    TSocket socket = null;
    try {
        socket = new TSocket(_host, _port);
        if (_timeout != null) {
            socket.setTimeout(_timeout);
        }
        //locate login configuration 
        Configuration login_conf = AuthUtils.GetConfiguration(_conf);
        //construct a transport plugin
        ITransportPlugin transportPlugin = AuthUtils.GetTransportPlugin(_type, _conf, login_conf);
        //TODO get this from type instead of hardcoding to Nimbus.
        //establish client-server transport via plugin
        //do retries if the connect fails
        TBackoffConnect connectionRetry = new TBackoffConnect(Utils.getInt(_conf.get(Config.STORM_NIMBUS_RETRY_TIMES)), Utils.getInt(_conf.get(Config.STORM_NIMBUS_RETRY_INTERVAL)), Utils.getInt(_conf.get(Config.STORM_NIMBUS_RETRY_INTERVAL_CEILING)), _retryForever);
        _transport = connectionRetry.doConnectWithRetry(transportPlugin, socket, _host, _asUser);
    } catch (Exception ex) {
        // close the socket, which releases connection if it has created any.
        if (socket != null) {
            try {
                socket.close();
            } catch (Exception e) {
            }
        }
        throw new RuntimeException(ex);
    }
    _protocol = null;
    if (_transport != null) {
        _protocol = new TBinaryProtocol(_transport);
    }
}

Example 29 with TBinaryProtocol

use of org.apache.thrift.protocol.TBinaryProtocol in project whirr by apache.

the class CassandraServiceTest method waitForCassandra.

private void waitForCassandra() {
    for (Instance instance : cluster.getInstances()) {
        while (true) {
            try {
                TSocket socket = new TSocket(instance.getPublicAddress().getHostAddress(), CassandraService.CLIENT_PORT);
                socket.open();
                TBinaryProtocol protocol = new TBinaryProtocol(socket);
                Cassandra.Client client = new Cassandra.Client(protocol);
                client.describe_cluster_name();
                socket.close();
                break;
            } catch (TException e) {
                System.out.print(".");
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e1) {
                    break;
                }
            }
        }
    }
}

Example 30 with TBinaryProtocol

use of org.apache.thrift.protocol.TBinaryProtocol in project whirr by apache.

the class CassandraServiceTest method testInstances.

@Test
public void testInstances() throws Exception {
    Set<String> endPoints = new HashSet<String>();
    for (Instance instance : cluster.getInstances()) {
        TSocket socket = new TSocket(instance.getPublicAddress().getHostAddress(), CassandraService.CLIENT_PORT);
        socket.open();
        TBinaryProtocol protocol = new TBinaryProtocol(socket);
        Cassandra.Client client = new Cassandra.Client(protocol);
        List<TokenRange> tr = client.describe_ring(KEYSPACE);
        for (TokenRange tokenRange : tr) {
            endPoints.addAll(tokenRange.endpoints);
        }
        socket.close();
    }
    for (Instance instance : cluster.getInstances()) {
        String address = instance.getPrivateAddress().getHostAddress();
        assertTrue(address + " not in cluster!", endPoints.remove(address));
    }
    assertTrue("Unknown node returned: " + endPoints.toString(), endPoints.isEmpty());
}