Examples with LogData org.corfudb.protocols.wireprotocol.LogData used on opensource projects

Example 41 with LogData

use of org.corfudb.protocols.wireprotocol.LogData in project CorfuDB by CorfuDB.

the class StreamLogWithRankedAddressSpaceTest method testHigherRankAgainstProposal.

@Test
public void testHigherRankAgainstProposal() {
    StreamLogFiles log = new StreamLogFiles(getContext(), false);
    long address = 0;
    writeToLog(log, address, DataType.RANK_ONLY, "v-1", 1);
    LogData value1 = log.read(address);
    assertTrue(new String(value1.getData()).contains("v-1"));
    writeToLog(log, address, DataType.DATA, "v-2", 2);
    LogData value2 = log.read(address);
    assertTrue(new String(value2.getData()).contains("v-2"));
    log.close();
}

Example 42 with LogData

use of org.corfudb.protocols.wireprotocol.LogData in project CorfuDB by CorfuDB.

the class AbstractReplicationProtocolTest method overwriteThrowsException.

/** Check to make sure that overwriting a previously
     * written entry results in an OverwriteException.
     */
@Test
@SuppressWarnings("unchecked")
public void overwriteThrowsException() throws Exception {
    setupNodes();
    //begin tests
    final CorfuRuntime r = getDefaultRuntime();
    final IReplicationProtocol rp = getProtocol();
    final Layout layout = r.getLayoutView().getLayout();
    LogData d1 = getLogData(0, "1".getBytes());
    LogData d2 = getLogData(0, "2".getBytes());
    rp.write(layout, d1);
    assertThatThrownBy(() -> rp.write(layout, d2)).isInstanceOf(OverwriteException.class);
}

Example 43 with LogData

use of org.corfudb.protocols.wireprotocol.LogData in project CorfuDB by CorfuDB.

the class AbstractReplicationProtocolTest method getLogData.

LogData getLogData(long globalAddress, byte[] payload) {
    ByteBuf b = Unpooled.buffer();
    Serializers.CORFU.serialize(payload, b);
    LogData d = new LogData(DataType.DATA, b);
    d.setGlobalAddress(globalAddress);
    return d;
}

Example 44 with LogData

use of org.corfudb.protocols.wireprotocol.LogData in project CorfuDB by CorfuDB.

the class ChainReplicationProtocolTest method failedWriteIsPropagated.

/** Check to see that a writer correctly
     * completes a failed write from another client.
     */
@Test
public void failedWriteIsPropagated() throws Exception {
    setupNodes();
    //begin tests
    final CorfuRuntime r = getDefaultRuntime();
    final IReplicationProtocol rp = getProtocol();
    final Layout layout = r.getLayoutView().getLayout();
    LogData failedWrite = getLogData(0, "failed".getBytes());
    LogData incompleteWrite = getLogData(0, "incomplete".getBytes());
    // Write the incomplete write to the head of the chain
    r.getRouter(SERVERS.ENDPOINT_0).getClient(LogUnitClient.class).write(incompleteWrite);
    // Attempt to write using the replication protocol.
    // Should result in an overwrite exception
    assertThatThrownBy(() -> rp.write(layout, failedWrite)).isInstanceOf(OverwriteException.class);
    // At this point, a direct read of the tail should
    // reflect the -other- clients value
    ILogData readResult = r.getRouter(SERVERS.ENDPOINT_0).getClient(LogUnitClient.class).read(0).get().getReadSet().get(0L);
    assertThat(readResult.getPayload(r)).isEqualTo("incomplete".getBytes());
}

Example 45 with LogData

use of org.corfudb.protocols.wireprotocol.LogData in project CorfuDB by CorfuDB.

the class LogUnitClientTest method valueCanBeAdopted.

@Test
public void valueCanBeAdopted() throws ExecutionException, InterruptedException {
    byte[] testString = "hello world".getBytes();
    client.write(0, Collections.<UUID>emptySet(), new IMetadata.DataRank(1), testString, Collections.emptyMap()).get();
    LogData r = client.read(0).get().getReadSet().get(0L);
    assertThat(r.getType()).isEqualTo(DataType.DATA);
    assertThat(r.getPayload(new CorfuRuntime())).isEqualTo(testString);
    try {
        ILogData data = createEmptyData(0, DataType.RANK_ONLY, new IMetadata.DataRank(2)).getSerialized();
        client.write(data).get();
        fail();
    } catch (Exception e) {
        // expected
        assertEquals(ValueAdoptedException.class, e.getCause().getClass());
        ValueAdoptedException ex = (ValueAdoptedException) e.getCause();
        ReadResponse read = ex.getReadResponse();
        LogData log = read.getReadSet().get(0l);
        assertThat(log.getType()).isEqualTo(DataType.DATA);
        assertThat(log.getPayload(new CorfuRuntime())).isEqualTo(testString);
        ;
    }
    r = client.read(0).get().getReadSet().get(0L);
    assertThat(r.getType()).isEqualTo(DataType.DATA);
    assertThat(r.getPayload(new CorfuRuntime())).isEqualTo(testString);
}