/// <summary> /// Allocate an indicator for tracking the status of a channel endpoint. /// </summary> /// <param name="tempBuffer"> to be used for labels and metadata. </param> /// <param name="name"> of the counter for the label. </param> /// <param name="typeId"> of the counter for classification. </param> /// <param name="countersManager"> from which to allocated the underlying storage. </param> /// <param name="channel"> for the stream of messages. </param> /// <returns> a new <seealso cref="AtomicCounter"/> for tracking the status. </returns> public static AtomicCounter Allocate(IMutableDirectBuffer tempBuffer, string name, int typeId, CountersManager countersManager, string channel) { int keyLength = tempBuffer.PutStringWithoutLengthAscii(CHANNEL_OFFSET + BitUtil.SIZE_OF_INT, channel, 0, MAX_CHANNEL_LENGTH); tempBuffer.PutInt(CHANNEL_OFFSET, keyLength); int labelLength = 0; labelLength += tempBuffer.PutStringWithoutLengthAscii(keyLength + labelLength, name); labelLength += tempBuffer.PutStringWithoutLengthAscii(keyLength + labelLength, ": "); labelLength += tempBuffer.PutStringWithoutLengthAscii(keyLength + labelLength, channel, 0, CountersReader.MAX_LABEL_LENGTH - labelLength); if (labelLength < CountersReader.MAX_LABEL_LENGTH) { tempBuffer.PutByte(keyLength + labelLength, (byte)' '); labelLength += 1; } return(countersManager.NewCounter(typeId, tempBuffer, 0, keyLength, tempBuffer, keyLength, labelLength)); }
/// <summary> /// Allocate a counter to represent the commit position on stream for the current leadership term. /// </summary> /// <param name="aeron"> to allocate the counter. </param> /// <param name="tempBuffer"> to use for building the key and label without allocation. </param> /// <param name="recordingId"> for the current term. </param> /// <param name="logPosition"> of the log at the beginning of the leadership term. </param> /// <param name="leadershipTermId"> of the log at the beginning of the leadership term. </param> /// <param name="sessionId"> of the active log for the current leadership term. </param> /// <returns> the <seealso cref="Counter"/> for the consensus position. </returns> public static Counter Allocate(Aeron.Aeron aeron, IMutableDirectBuffer tempBuffer, long recordingId, long logPosition, long leadershipTermId, int sessionId) { tempBuffer.PutLong(RECORDING_ID_OFFSET, recordingId); tempBuffer.PutLong(LOG_POSITION_OFFSET, logPosition); tempBuffer.PutLong(LEADERSHIP_TERM_ID_OFFSET, leadershipTermId); tempBuffer.PutInt(SESSION_ID_OFFSET, sessionId); int labelOffset = 0; labelOffset += tempBuffer.PutStringWithoutLengthAscii(KEY_LENGTH + labelOffset, NAME); labelOffset += tempBuffer.PutLongAscii(KEY_LENGTH + labelOffset, leadershipTermId); labelOffset += tempBuffer.PutStringWithoutLengthAscii(KEY_LENGTH + labelOffset, " logSessionId="); labelOffset += tempBuffer.PutIntAscii(KEY_LENGTH + labelOffset, sessionId); return(aeron.AddCounter(COMMIT_POSITION_TYPE_ID, tempBuffer, 0, KEY_LENGTH, tempBuffer, KEY_LENGTH, labelOffset)); }
public ClusterMembersResponseEncoder ActiveMembers(string value) { int length = value.Length; if (length > 1073741824) { throw new InvalidOperationException("length > maxValue for type: " + length); } int headerLength = 4; int limit = _parentMessage.Limit(); _parentMessage.Limit(limit + headerLength + length); _buffer.PutInt(limit, unchecked ((int)length), ByteOrder.LittleEndian); _buffer.PutStringWithoutLengthAscii(limit + headerLength, value); return(this); }
/// <summary> /// Allocate a counter to represent the snapshot services should load on start. /// </summary> /// <param name="aeron"> to allocate the counter. </param> /// <param name="tempBuffer"> to use for building the key and label without allocation. </param> /// <param name="leadershipTermId"> at which the snapshot was taken. </param> /// <param name="termPosition"> at which the snapshot was taken. </param> /// <param name="timestamp"> the snapshot was taken. </param> /// <param name="replayTermCount"> for the count of terms to be replayed during recovery after snapshot. </param> /// <returns> the <seealso cref="Counter"/> for the consensus position. </returns> public static Counter Allocate(Aeron.Aeron aeron, IMutableDirectBuffer tempBuffer, long termPosition, long leadershipTermId, long timestamp, int replayTermCount) { tempBuffer.PutLong(LEADERSHIP_TERM_ID_OFFSET, leadershipTermId); tempBuffer.PutLong(TERM_POSITION_OFFSET, termPosition); tempBuffer.PutLong(TIMESTAMP_OFFSET, timestamp); tempBuffer.PutInt(REPLAY_TERM_COUNT_OFFSET, replayTermCount); int labelOffset = 0; labelOffset += tempBuffer.PutStringWithoutLengthAscii(KEY_LENGTH + labelOffset, NAME); labelOffset += tempBuffer.PutLongAscii(KEY_LENGTH + labelOffset, leadershipTermId); labelOffset += tempBuffer.PutStringWithoutLengthAscii(KEY_LENGTH + labelOffset, " termPosition="); labelOffset += tempBuffer.PutLongAscii(KEY_LENGTH + labelOffset, termPosition); labelOffset += tempBuffer.PutStringWithoutLengthAscii(KEY_LENGTH + labelOffset, " replayTermCount="); labelOffset += tempBuffer.PutIntAscii(KEY_LENGTH + labelOffset, replayTermCount); return(aeron.AddCounter(RECOVERY_STATE_TYPE_ID, tempBuffer, 0, KEY_LENGTH, tempBuffer, KEY_LENGTH, labelOffset)); }
public RecordingDescriptorEncoder StrippedChannel(string value) { int length = value.Length; if (length > 1073741824) { throw new InvalidOperationException("length > maxValue for type: " + length); } int headerLength = 4; int limit = _parentMessage.Limit(); _parentMessage.Limit(limit + headerLength + length); _buffer.PutInt(limit, unchecked ((int)length), ByteOrder.LittleEndian); _buffer.PutStringWithoutLengthAscii(limit + headerLength, value); return(this); }
/// <summary> /// Allocate a counter to represent the heartbeat of a clustered service. /// </summary> /// <param name="aeron"> to allocate the counter. </param> /// <param name="tempBuffer"> to use for building the key and label without allocation. </param> /// <param name="serviceId"> of the service heartbeat. </param> /// <returns> the <seealso cref="Counter"/> for the commit position. </returns> public static Counter Allocate(Aeron.Aeron aeron, IMutableDirectBuffer tempBuffer, int serviceId) { int labelOffset = 0; labelOffset += tempBuffer.PutStringWithoutLengthAscii(KEY_LENGTH + labelOffset, NAME); labelOffset += tempBuffer.PutIntAscii(KEY_LENGTH + labelOffset, serviceId); return(aeron.AddCounter(SERVICE_HEARTBEAT_TYPE_ID, tempBuffer, 0, KEY_LENGTH, tempBuffer, KEY_LENGTH, labelOffset)); }
public static int AllocateCounterId( IMutableDirectBuffer tempBuffer, string name, int typeId, CountersManager countersManager, long registrationId) { tempBuffer.PutLong(REGISTRATION_ID_OFFSET, registrationId); int keyLength = REGISTRATION_ID_OFFSET + BitUtil.SIZE_OF_LONG; int labelLength = 0; labelLength += tempBuffer.PutStringWithoutLengthAscii(keyLength + labelLength, name); labelLength += tempBuffer.PutStringWithoutLengthAscii(keyLength + labelLength, ": "); labelLength += tempBuffer.PutLongAscii(keyLength + labelLength, registrationId); return(countersManager.Allocate(typeId, tempBuffer, 0, keyLength, tempBuffer, keyLength, labelLength)); }
/// <summary> /// Allocate a counter to represent the snapshot services should load on start. /// </summary> /// <param name="aeron"> to allocate the counter. </param> /// <param name="tempBuffer"> to use for building the key and label without allocation. </param> /// <param name="leadershipTermId"> at which the snapshot was taken. </param> /// <param name="logPosition"> at which the snapshot was taken. </param> /// <param name="timestamp"> the snapshot was taken. </param> /// <param name="hasReplay"> flag is true if all or part of the log must be replayed. </param> /// <param name="snapshotRecordingIds"> for the services to use during recovery indexed by service id. </param> /// <returns> the <seealso cref="Counter"/> for the recovery state. </returns> public static Counter Allocate( Aeron.Aeron aeron, IMutableDirectBuffer tempBuffer, long leadershipTermId, long logPosition, long timestamp, bool hasReplay, params long[] snapshotRecordingIds) { tempBuffer.PutLong(LEADERSHIP_TERM_ID_OFFSET, leadershipTermId); tempBuffer.PutLong(LOG_POSITION_OFFSET, logPosition); tempBuffer.PutLong(TIMESTAMP_OFFSET, timestamp); tempBuffer.PutInt(REPLAY_FLAG_OFFSET, hasReplay ? 1 : 0); int serviceCount = snapshotRecordingIds.Length; tempBuffer.PutInt(SERVICE_COUNT_OFFSET, serviceCount); int keyLength = SNAPSHOT_RECORDING_IDS_OFFSET + (serviceCount * BitUtil.SIZE_OF_LONG); int maxRecordingIdsLength = SNAPSHOT_RECORDING_IDS_OFFSET + (serviceCount * BitUtil.SIZE_OF_LONG); if (maxRecordingIdsLength > CountersReader.MAX_KEY_LENGTH) { throw new ClusterException(maxRecordingIdsLength + " execeeds max key length " + CountersReader.MAX_KEY_LENGTH); } for (int i = 0; i < serviceCount; i++) { tempBuffer.PutLong(SNAPSHOT_RECORDING_IDS_OFFSET + (i * BitUtil.SIZE_OF_LONG), snapshotRecordingIds[i]); } int labelOffset = 0; labelOffset += tempBuffer.PutStringWithoutLengthAscii(keyLength + labelOffset, NAME); labelOffset += tempBuffer.PutLongAscii(keyLength + labelOffset, leadershipTermId); labelOffset += tempBuffer.PutStringWithoutLengthAscii(keyLength + labelOffset, " logPosition="); labelOffset += tempBuffer.PutLongAscii(keyLength + labelOffset, logPosition); labelOffset += tempBuffer.PutStringWithoutLengthAscii(keyLength + labelOffset, " hasReplay=" + hasReplay); return(aeron.AddCounter(RECOVERY_STATE_TYPE_ID, tempBuffer, 0, keyLength, tempBuffer, keyLength, labelOffset)); }
/// <summary> /// Allocate a counter to represent the heartbeat of a clustered service. /// </summary> /// <param name="aeron"> to allocate the counter. </param> /// <param name="tempBuffer"> to use for building the key and label without allocation. </param> /// <param name="serviceId"> of the service heartbeat. </param> /// <returns> the <seealso cref="Counter"/> for the commit position. </returns> public static Counter Allocate(Aeron.Aeron aeron, IMutableDirectBuffer tempBuffer, int serviceId) { tempBuffer.PutInt(SERVICE_ID_OFFSET, serviceId); int labelOffset = BitUtil.Align(KEY_LENGTH, BitUtil.SIZE_OF_INT); int labelLength = 0; labelLength += tempBuffer.PutStringWithoutLengthAscii(labelOffset + labelLength, NAME); labelLength += tempBuffer.PutIntAscii(labelOffset + labelLength, serviceId); return(aeron.AddCounter(SERVICE_HEARTBEAT_TYPE_ID, tempBuffer, 0, KEY_LENGTH, tempBuffer, labelOffset, labelLength)); }
/// <summary> /// Allocate a counter to represent the commit position on stream for the current leadership term. /// </summary> /// <param name="aeron"> to allocate the counter. </param> /// <param name="tempBuffer"> to use for building the key and label without allocation. </param> /// <param name="leadershipTermId"> of the log at the beginning of the leadership term. </param> /// <param name="termBaseLogPosition"> of the log at the beginning of the leadership term. </param> /// <param name="leadershipTermLength"> length in bytes of the leadership term for the log. </param> /// <returns> the <seealso cref="Counter"/> for the commit position. </returns> public static Counter Allocate( Aeron.Aeron aeron, IMutableDirectBuffer tempBuffer, long leadershipTermId, long termBaseLogPosition, long leadershipTermLength) { tempBuffer.PutLong(LEADERSHIP_TERM_ID_OFFSET, leadershipTermId); tempBuffer.PutLong(TERM_BASE_LOG_POSITION_OFFSET, termBaseLogPosition); tempBuffer.PutLong(LEADERSHIP_TERM_LENGTH_OFFSET, leadershipTermLength); int labelOffset = 0; labelOffset += tempBuffer.PutStringWithoutLengthAscii(KEY_LENGTH + labelOffset, NAME); labelOffset += tempBuffer.PutLongAscii(KEY_LENGTH + labelOffset, leadershipTermId); return(aeron.AddCounter(COMMIT_POSITION_TYPE_ID, tempBuffer, 0, KEY_LENGTH, tempBuffer, KEY_LENGTH, labelOffset)); }
/// <summary> /// Allocate a counter to represent the commit position on stream for the current leadership term. /// </summary> /// <param name="aeron"> to allocate the counter. </param> /// <param name="tempBuffer"> to use for building the key and label without allocation. </param> /// <param name="leadershipTermId"> of the log at the beginning of the leadership term. </param> /// <param name="logPosition"> of the log at the beginning of the leadership term. </param> /// <param name="maxLogPosition"> length in bytes of the leadership term for the log. </param> /// <returns> the <seealso cref="Counter"/> for the commit position. </returns> public static Counter Allocate( Aeron.Aeron aeron, IMutableDirectBuffer tempBuffer, long leadershipTermId, long logPosition, long maxLogPosition) { tempBuffer.PutLong(LEADERSHIP_TERM_ID_OFFSET, leadershipTermId); tempBuffer.PutLong(LOG_POSITION_OFFSET, logPosition); tempBuffer.PutLong(MAX_LOG_POSITION_OFFSET, maxLogPosition); int labelOffset = BitUtil.Align(KEY_LENGTH, BitUtil.SIZE_OF_INT); int labelLength = 0; labelLength += tempBuffer.PutStringWithoutLengthAscii(labelOffset + labelLength, NAME); labelLength += tempBuffer.PutLongAscii(labelOffset + labelLength, leadershipTermId); return(aeron.AddCounter(COMMIT_POSITION_TYPE_ID, tempBuffer, 0, KEY_LENGTH, tempBuffer, labelOffset, labelLength)); }