Examples with Token org.apache.cassandra.dht.Token used on opensource projects

Example 31 with Token

use of org.apache.cassandra.dht.Token in project cassandra by apache.

the class RemoveTest method testNonmemberId.

@Test(expected = UnsupportedOperationException.class)
public void testNonmemberId() {
    VersionedValueFactory valueFactory = new VersionedValueFactory(DatabaseDescriptor.getPartitioner());
    Collection<Token> tokens = Collections.singleton(DatabaseDescriptor.getPartitioner().getRandomToken());
    InetAddress joininghost = hosts.get(4);
    UUID joiningId = hostIds.get(4);
    hosts.remove(joininghost);
    hostIds.remove(joiningId);
    // Change a node to a bootstrapping node that is not yet a member of the ring
    Gossiper.instance.injectApplicationState(joininghost, ApplicationState.TOKENS, valueFactory.tokens(tokens));
    ss.onChange(joininghost, ApplicationState.STATUS, valueFactory.bootstrapping(tokens));
    ss.removeNode(joiningId.toString());
}

Example 32 with Token

use of org.apache.cassandra.dht.Token in project cassandra by apache.

the class ActiveRepairServiceTest method testGetNeighborsTimesTwoInLocalDC.

@Test
public void testGetNeighborsTimesTwoInLocalDC() throws Throwable {
    TokenMetadata tmd = StorageService.instance.getTokenMetadata();
    // generate rf*2 nodes, and ensure that only neighbors specified by the ARS are returned
    addTokens(2 * Keyspace.open(KEYSPACE5).getReplicationStrategy().getReplicationFactor());
    AbstractReplicationStrategy ars = Keyspace.open(KEYSPACE5).getReplicationStrategy();
    Set<InetAddress> expected = new HashSet<>();
    for (Range<Token> replicaRange : ars.getAddressRanges().get(FBUtilities.getBroadcastAddress())) {
        expected.addAll(ars.getRangeAddresses(tmd.cloneOnlyTokenMap()).get(replicaRange));
    }
    expected.remove(FBUtilities.getBroadcastAddress());
    // remove remote endpoints
    TokenMetadata.Topology topology = tmd.cloneOnlyTokenMap().getTopology();
    HashSet<InetAddress> localEndpoints = Sets.newHashSet(topology.getDatacenterEndpoints().get(DatabaseDescriptor.getLocalDataCenter()));
    expected = Sets.intersection(expected, localEndpoints);
    Collection<Range<Token>> ranges = StorageService.instance.getLocalRanges(KEYSPACE5);
    Set<InetAddress> neighbors = new HashSet<>();
    for (Range<Token> range : ranges) {
        neighbors.addAll(ActiveRepairService.getNeighbors(KEYSPACE5, ranges, range, Arrays.asList(DatabaseDescriptor.getLocalDataCenter()), null));
    }
    assertEquals(expected, neighbors);
}

Example 33 with Token

use of org.apache.cassandra.dht.Token in project cassandra by apache.

the class ActiveRepairServiceTest method testGetNeighborsTimesTwoInSpecifiedHosts.

@Test
public void testGetNeighborsTimesTwoInSpecifiedHosts() throws Throwable {
    TokenMetadata tmd = StorageService.instance.getTokenMetadata();
    // generate rf*2 nodes, and ensure that only neighbors specified by the hosts are returned
    addTokens(2 * Keyspace.open(KEYSPACE5).getReplicationStrategy().getReplicationFactor());
    AbstractReplicationStrategy ars = Keyspace.open(KEYSPACE5).getReplicationStrategy();
    List<InetAddress> expected = new ArrayList<>();
    for (Range<Token> replicaRange : ars.getAddressRanges().get(FBUtilities.getBroadcastAddress())) {
        expected.addAll(ars.getRangeAddresses(tmd.cloneOnlyTokenMap()).get(replicaRange));
    }
    expected.remove(FBUtilities.getBroadcastAddress());
    Collection<String> hosts = Arrays.asList(FBUtilities.getBroadcastAddress().getCanonicalHostName(), expected.get(0).getCanonicalHostName());
    Collection<Range<Token>> ranges = StorageService.instance.getLocalRanges(KEYSPACE5);
    assertEquals(expected.get(0), ActiveRepairService.getNeighbors(KEYSPACE5, ranges, ranges.iterator().next(), null, hosts).iterator().next());
}

Example 34 with Token

use of org.apache.cassandra.dht.Token in project cassandra by apache.

the class ActiveRepairServiceTest method testGetNeighborsPlusOneInLocalDC.

@Test
public void testGetNeighborsPlusOneInLocalDC() throws Throwable {
    TokenMetadata tmd = StorageService.instance.getTokenMetadata();
    // generate rf+1 nodes, and ensure that all nodes are returned
    Set<InetAddress> expected = addTokens(1 + Keyspace.open(KEYSPACE5).getReplicationStrategy().getReplicationFactor());
    expected.remove(FBUtilities.getBroadcastAddress());
    // remove remote endpoints
    TokenMetadata.Topology topology = tmd.cloneOnlyTokenMap().getTopology();
    HashSet<InetAddress> localEndpoints = Sets.newHashSet(topology.getDatacenterEndpoints().get(DatabaseDescriptor.getLocalDataCenter()));
    expected = Sets.intersection(expected, localEndpoints);
    Collection<Range<Token>> ranges = StorageService.instance.getLocalRanges(KEYSPACE5);
    Set<InetAddress> neighbors = new HashSet<>();
    for (Range<Token> range : ranges) {
        neighbors.addAll(ActiveRepairService.getNeighbors(KEYSPACE5, ranges, range, Arrays.asList(DatabaseDescriptor.getLocalDataCenter()), null));
    }
    assertEquals(expected, neighbors);
}

Example 35 with Token

use of org.apache.cassandra.dht.Token in project cassandra by apache.

the class StreamingTransferTest method transferRanges.

private void transferRanges(ColumnFamilyStore cfs) throws Exception {
    IPartitioner p = cfs.getPartitioner();
    List<Range<Token>> ranges = new ArrayList<>();
    // wrapped range
    ranges.add(new Range<Token>(p.getToken(ByteBufferUtil.bytes("key1")), p.getToken(ByteBufferUtil.bytes("key0"))));
    StreamPlan streamPlan = new StreamPlan("StreamingTransferTest").transferRanges(LOCAL, cfs.keyspace.getName(), ranges, cfs.getTableName());
    streamPlan.execute().get();
    verifyConnectionsAreClosed();
    //cannot add ranges after stream session is finished
    try {
        streamPlan.transferRanges(LOCAL, cfs.keyspace.getName(), ranges, cfs.getTableName());
        fail("Should have thrown exception");
    } catch (RuntimeException e) {
    //do nothing
    }
}