Examples with Message org.apache.cassandra.net.Message used on opensource projects

Example 36 with Message

use of org.apache.cassandra.net.Message in project eiger by wlloyd.

the class TruncationSerializer method getMessage.

public Message getMessage(Integer version) throws IOException {
    FastByteArrayOutputStream bos = new FastByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bos);
    serializer().serialize(this, dos, version);
    return new Message(FBUtilities.getBroadcastAddress(), StorageService.Verb.TRUNCATE, bos.toByteArray(), version);
}

Example 37 with Message

use of org.apache.cassandra.net.Message in project eiger by wlloyd.

the class RowRepairResolver method resolve.

/*
    * This method handles the following scenario:
    *
    * there was a mismatch on the initial read, so we redid the digest requests
    * as full data reads.  In this case we need to compute the most recent version
    * of each column, and send diffs to out-of-date replicas.
    */
public Row resolve() throws DigestMismatchException, IOException {
    if (logger.isDebugEnabled())
        logger.debug("resolving " + replies.size() + " responses");
    long startTime = System.currentTimeMillis();
    ColumnFamily resolved;
    if (replies.size() > 1) {
        List<ColumnFamily> versions = new ArrayList<ColumnFamily>(replies.size());
        List<InetAddress> endpoints = new ArrayList<InetAddress>(replies.size());
        for (Map.Entry<Message, ReadResponse> entry : replies.entrySet()) {
            Message message = entry.getKey();
            ReadResponse response = entry.getValue();
            ColumnFamily cf = response.row().cf;
            assert !response.isDigestQuery() : "Received digest response to repair read from " + entry.getKey().getFrom();
            versions.add(cf);
            endpoints.add(message.getFrom());
            // compute maxLiveColumns to prevent short reads -- see https://issues.apache.org/jira/browse/CASSANDRA-2643
            int liveColumns = cf == null ? 0 : cf.getLiveColumnCount();
            if (liveColumns > maxLiveColumns)
                maxLiveColumns = liveColumns;
        }
        resolved = resolveSuperset(versions);
        if (logger.isDebugEnabled())
            logger.debug("versions merged");
        // (resolved can be null even if versions doesn't have all nulls because of the call to removeDeleted in resolveSuperSet)
        if (resolved != null)
            repairResults = scheduleRepairs(resolved, table, key, versions, endpoints);
    } else {
        resolved = replies.values().iterator().next().row().cf;
    }
    if (logger.isDebugEnabled())
        logger.debug("resolve: " + (System.currentTimeMillis() - startTime) + " ms.");
    return new Row(key, resolved);
}

Example 38 with Message

use of org.apache.cassandra.net.Message in project eiger by wlloyd.

the class ReplicationFinishedVerbHandler method doVerb.

public void doVerb(Message msg, String id) {
    StorageService.instance.confirmReplication(msg.getFrom());
    Message response = msg.getInternalReply(ArrayUtils.EMPTY_BYTE_ARRAY, msg.getVersion());
    if (logger.isDebugEnabled())
        logger.debug("Replying to " + id + "@" + msg.getFrom());
    MessagingService.instance().sendReply(response, id, msg.getFrom());
}

Example 39 with Message

use of org.apache.cassandra.net.Message in project eiger by wlloyd.

the class StorageService method sendReplicationNotification.

/**
     * Sends a notification to a node indicating we have finished replicating data.
     *
     * @param local the local address
     * @param remote node to send notification to
     */
private void sendReplicationNotification(InetAddress local, InetAddress remote) {
    // notify the remote token
    Message msg = new Message(local, StorageService.Verb.REPLICATION_FINISHED, new byte[0], Gossiper.instance.getVersion(remote));
    IFailureDetector failureDetector = FailureDetector.instance;
    if (logger_.isDebugEnabled())
        logger_.debug("Notifying " + remote.toString() + " of replication completion\n");
    while (failureDetector.isAlive(remote)) {
        IAsyncResult iar = MessagingService.instance().sendRR(msg, remote);
        try {
            iar.get(DatabaseDescriptor.getRpcTimeout(), TimeUnit.MILLISECONDS);
            // done
            return;
        } catch (TimeoutException e) {
        // try again
        }
    }
}

Example 40 with Message

use of org.apache.cassandra.net.Message in project eiger by wlloyd.

the class StreamReply method getMessage.

public Message getMessage(Integer version) throws IOException {
    FastByteArrayOutputStream bos = new FastByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bos);
    serializer.serialize(this, dos, version);
    return new Message(FBUtilities.getBroadcastAddress(), StorageService.Verb.STREAM_REPLY, bos.toByteArray(), version);
}