Examples with IFailureDetector org.apache.cassandra.gms.IFailureDetector used on opensource projects

Example 1 with IFailureDetector

use of org.apache.cassandra.gms.IFailureDetector in project eiger by wlloyd.

the class BootStrapperTest method testSourceTargetComputation.

private void testSourceTargetComputation(String table, int numOldNodes, int replicationFactor) throws UnknownHostException {
    StorageService ss = StorageService.instance;
    generateFakeEndpoints(numOldNodes);
    Token myToken = StorageService.getPartitioner().getRandomToken();
    InetAddress myEndpoint = InetAddress.getByName("127.0.0.1");
    TokenMetadata tmd = ss.getTokenMetadata();
    assertEquals(numOldNodes, tmd.sortedTokens().size());
    BootStrapper b = new BootStrapper(myEndpoint, myToken, tmd);
    Multimap<Range<Token>, InetAddress> res = b.getRangesWithSources(table);
    int transferCount = 0;
    for (Map.Entry<Range<Token>, Collection<InetAddress>> e : res.asMap().entrySet()) {
        assert e.getValue() != null && e.getValue().size() > 0 : StringUtils.join(e.getValue(), ", ");
        transferCount++;
    }
    assertEquals(replicationFactor, transferCount);
    IFailureDetector mockFailureDetector = new IFailureDetector() {

        public boolean isAlive(InetAddress ep) {
            return true;
        }

        public void interpret(InetAddress ep) {
            throw new UnsupportedOperationException();
        }

        public void report(InetAddress ep) {
            throw new UnsupportedOperationException();
        }

        public void registerFailureDetectionEventListener(IFailureDetectionEventListener listener) {
            throw new UnsupportedOperationException();
        }

        public void unregisterFailureDetectionEventListener(IFailureDetectionEventListener listener) {
            throw new UnsupportedOperationException();
        }

        public void remove(InetAddress ep) {
            throw new UnsupportedOperationException();
        }

        public void clear(InetAddress ep) {
            throw new UnsupportedOperationException();
        }
    };
    Multimap<InetAddress, Range<Token>> temp = BootStrapper.getWorkMap(res, mockFailureDetector);
    // is used, they will vary.
    assert temp.keySet().size() > 0;
    assert temp.asMap().values().iterator().next().size() > 0;
    assert !temp.keySet().iterator().next().equals(myEndpoint);
}

Example 2 with IFailureDetector

use of org.apache.cassandra.gms.IFailureDetector in project cassandra by apache.

the class BootStrapperTest method testSourceTargetComputation.

private RangeStreamer testSourceTargetComputation(String keyspaceName, int numOldNodes, int replicationFactor) throws UnknownHostException {
    StorageService ss = StorageService.instance;
    TokenMetadata tmd = ss.getTokenMetadata();
    generateFakeEndpoints(numOldNodes);
    Token myToken = tmd.partitioner.getRandomToken();
    InetAddress myEndpoint = InetAddress.getByName("127.0.0.1");
    assertEquals(numOldNodes, tmd.sortedTokens().size());
    RangeStreamer s = new RangeStreamer(tmd, null, myEndpoint, "Bootstrap", true, DatabaseDescriptor.getEndpointSnitch(), new StreamStateStore(), false, 1);
    IFailureDetector mockFailureDetector = new IFailureDetector() {

        public boolean isAlive(InetAddress ep) {
            return true;
        }

        public void interpret(InetAddress ep) {
            throw new UnsupportedOperationException();
        }

        public void report(InetAddress ep) {
            throw new UnsupportedOperationException();
        }

        public void registerFailureDetectionEventListener(IFailureDetectionEventListener listener) {
            throw new UnsupportedOperationException();
        }

        public void unregisterFailureDetectionEventListener(IFailureDetectionEventListener listener) {
            throw new UnsupportedOperationException();
        }

        public void remove(InetAddress ep) {
            throw new UnsupportedOperationException();
        }

        public void forceConviction(InetAddress ep) {
            throw new UnsupportedOperationException();
        }
    };
    s.addSourceFilter(new RangeStreamer.FailureDetectorSourceFilter(mockFailureDetector));
    s.addRanges(keyspaceName, Keyspace.open(keyspaceName).getReplicationStrategy().getPendingAddressRanges(tmd, myToken, myEndpoint));
    Collection<Map.Entry<InetAddress, Collection<Range<Token>>>> toFetch = s.toFetch().get(keyspaceName);
    // Check we get get RF new ranges in total
    Set<Range<Token>> ranges = new HashSet<>();
    for (Map.Entry<InetAddress, Collection<Range<Token>>> e : toFetch) ranges.addAll(e.getValue());
    assertEquals(replicationFactor, ranges.size());
    // is used, they will vary.
    assert toFetch.iterator().next().getValue().size() > 0;
    assert !toFetch.iterator().next().getKey().equals(myEndpoint);
    return s;
}