func (p *protocolV2) internalMPUBAndTrace(client *nsqd.ClientV2, params [][]byte, traceEnable bool) ([]byte, error) {
startPub := time.Now().UnixNano()
_, topic, preErr := p.preparePub(client, params, p.ctx.getOpts().MaxBodySize)
if preErr != nil {
return nil, preErr
}
messages, buffers, preErr := readMPUB(client.Reader, client.LenSlice, topic,
p.ctx.getOpts().MaxMsgSize, traceEnable)
defer func() {
for _, b := range buffers {
topic.BufferPoolPut(b)
}
}()
if preErr != nil {
return nil, preErr
}
topicName := topic.GetTopicName()
partition := topic.GetTopicPart()
if p.ctx.checkForMasterWrite(topicName, partition) {
id, offset, rawSize, err := p.ctx.PutMessages(topic, messages)
//p.ctx.setHealth(err)
if err != nil {
topic.GetDetailStats().UpdatePubClientStats(client.RemoteAddr().String(), client.UserAgent, "tcp", int64(len(messages)), true)
nsqd.NsqLogger().LogErrorf("topic %v put message failed: %v", topic.GetFullName(), err)
if clusterErr, ok := err.(*consistence.CommonCoordErr); ok {
if !clusterErr.IsLocalErr() {
return nil, protocol.NewClientErr(err, FailedOnNotWritable, "")
}
}
return nil, protocol.NewFatalClientErr(err, "E_MPUB_FAILED", err.Error())
}
topic.GetDetailStats().UpdatePubClientStats(client.RemoteAddr().String(), client.UserAgent, "tcp", int64(len(messages)), false)
cost := time.Now().UnixNano() - startPub
topic.GetDetailStats().UpdateTopicMsgStats(0, cost/1000/int64(len(messages)))
if !traceEnable {
return okBytes, nil
}
return getTracedReponse(buffers[0], id, 0, offset, rawSize)
} else {
topic.GetDetailStats().UpdatePubClientStats(client.RemoteAddr().String(), client.UserAgent, "tcp", int64(len(messages)), true)
//forward to master of topic
nsqd.NsqLogger().LogDebugf("should put to master: %v, from %v",
topic.GetFullName(), client.RemoteAddr)
topic.DisableForSlave()
return nil, protocol.NewClientErr(preErr, FailedOnNotLeader, "")
}
}
func (p *protocolV2) TOUCH(client *nsqd.ClientV2, params [][]byte) ([]byte, error) {
state := atomic.LoadInt32(&client.State)
if state != stateSubscribed && state != stateClosing {
nsqd.NsqLogger().LogWarningf("[%s] command in wrong state: %v", client, state)
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "cannot TOUCH in current state")
}
if len(params) < 2 {
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "TOUCH insufficient number of params")
}
id, err := getFullMessageID(params[1])
if err != nil {
return nil, protocol.NewFatalClientErr(nil, E_INVALID, err.Error())
}
client.LockRead()
msgTimeout := client.MsgTimeout
client.UnlockRead()
if client.Channel == nil {
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "No channel")
}
err = client.Channel.TouchMessage(client.ID, nsqd.GetMessageIDFromFullMsgID(*id), msgTimeout)
if err != nil {
return nil, protocol.NewClientErr(err, "E_TOUCH_FAILED",
fmt.Sprintf("TOUCH %v failed %s", *id, err.Error()))
}
return nil, nil
}
func (p *protocolV2) internalCreateTopic(client *nsqd.ClientV2, params [][]byte) ([]byte, error) {
var err error
if len(params) < 3 {
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "CREATE_TOPIC insufficient number of parameters")
}
topicName := string(params[1])
if !protocol.IsValidTopicName(topicName) {
return nil, protocol.NewFatalClientErr(nil, "E_BAD_TOPIC",
fmt.Sprintf("topic name %q is not valid", topicName))
}
partition, err := strconv.Atoi(string(params[2]))
if err != nil {
return nil, protocol.NewFatalClientErr(nil, "E_BAD_PARTITION",
fmt.Sprintf("topic partition is not valid: %v", err))
}
if err = p.CheckAuth(client, "CREATE_TOPIC", topicName, ""); err != nil {
return nil, err
}
if partition < 0 {
return nil, protocol.NewFatalClientErr(nil, "E_BAD_PARTITION", "partition should not less than 0")
}
if p.ctx.nsqdCoord != nil {
return nil, protocol.NewClientErr(err, "E_CREATE_TOPIC_FAILED",
fmt.Sprintf("CREATE_TOPIC is not allowed here while cluster feature enabled."))
}
topic := p.ctx.getTopic(topicName, partition)
if topic == nil {
return nil, protocol.NewClientErr(err, "E_CREATE_TOPIC_FAILED",
fmt.Sprintf("CREATE_TOPIC %v failed", topicName))
}
return okBytes, nil
}
func (p *protocolV2) FIN(client *nsqd.ClientV2, params [][]byte) ([]byte, error) {
state := atomic.LoadInt32(&client.State)
if state != stateSubscribed && state != stateClosing {
nsqd.NsqLogger().LogWarningf("[%s] command in wrong state: %v", client, state)
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "cannot FIN in current state")
}
if len(params) < 2 {
nsqd.NsqLogger().LogDebugf("FIN error params: %v", params)
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "FIN insufficient number of params")
}
id, err := getFullMessageID(params[1])
if err != nil {
nsqd.NsqLogger().LogDebugf("FIN error: %v, %v", params[1], err)
return nil, protocol.NewFatalClientErr(nil, E_INVALID, err.Error())
}
msgID := nsqd.GetMessageIDFromFullMsgID(*id)
if int64(msgID) <= 0 {
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "Invalid Message ID")
}
if client.Channel == nil {
nsqd.NsqLogger().LogDebugf("FIN error no channel: %v", msgID)
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "No channel")
}
if !p.ctx.checkForMasterWrite(client.Channel.GetTopicName(), client.Channel.GetTopicPart()) {
nsqd.NsqLogger().Logf("topic %v fin message failed for not leader", client.Channel.GetTopicName())
return nil, protocol.NewFatalClientErr(nil, FailedOnNotLeader, "")
}
err = p.ctx.FinishMessage(client.Channel, client.ID, client.String(), msgID)
if err != nil {
client.IncrSubError(int64(1))
nsqd.NsqLogger().LogDebugf("FIN error : %v, err: %v, channel: %v, topic: %v", msgID,
err, client.Channel.GetName(), client.Channel.GetTopicName())
if clusterErr, ok := err.(*consistence.CommonCoordErr); ok {
if !clusterErr.IsLocalErr() {
return nil, protocol.NewFatalClientErr(err, FailedOnNotWritable, "")
}
}
return nil, protocol.NewClientErr(err, "E_FIN_FAILED",
fmt.Sprintf("FIN %v failed %s", *id, err.Error()))
}
client.FinishedMessage()
return nil, nil
}
func (p *protocolV2) REQ(client *nsqd.ClientV2, params [][]byte) ([]byte, error) {
state := atomic.LoadInt32(&client.State)
if state != stateSubscribed && state != stateClosing {
nsqd.NsqLogger().LogWarningf("[%s] command in wrong state: %v", client, state)
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "cannot REQ in current state")
}
if len(params) < 3 {
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "REQ insufficient number of params")
}
id, err := getFullMessageID(params[1])
if err != nil {
return nil, protocol.NewFatalClientErr(nil, E_INVALID, err.Error())
}
timeoutMs, err := protocol.ByteToBase10(params[2])
if err != nil {
return nil, protocol.NewFatalClientErr(err, E_INVALID,
fmt.Sprintf("REQ could not parse timeout %s", params[2]))
}
timeoutDuration := time.Duration(timeoutMs) * time.Millisecond
if timeoutDuration < 0 || timeoutDuration > p.ctx.getOpts().MaxReqTimeout {
return nil, protocol.NewFatalClientErr(nil, E_INVALID,
fmt.Sprintf("REQ timeout %v out of range 0-%v", timeoutDuration, p.ctx.getOpts().MaxReqTimeout))
}
if client.Channel == nil {
return nil, protocol.NewFatalClientErr(nil, E_INVALID, "No channel")
}
err = client.Channel.RequeueMessage(client.ID, client.String(), nsqd.GetMessageIDFromFullMsgID(*id), timeoutDuration, true)
if err != nil {
client.IncrSubError(int64(1))
return nil, protocol.NewClientErr(err, "E_REQ_FAILED",
fmt.Sprintf("REQ %v failed %s", *id, err.Error()))
}
client.RequeuedMessage(timeoutDuration > 0)
return nil, nil
}
func (p *protocolV2) internalPubAndTrace(client *nsqd.ClientV2, params [][]byte, traceEnable bool) ([]byte, error) {
startPub := time.Now().UnixNano()
bodyLen, topic, err := p.preparePub(client, params, p.ctx.getOpts().MaxMsgSize)
if err != nil {
return nil, err
}
if traceEnable && bodyLen <= nsqd.MsgTraceIDLength {
return nil, protocol.NewFatalClientErr(nil, "E_BAD_BODY",
fmt.Sprintf("invalid body size %d with trace id enabled", bodyLen))
}
messageBodyBuffer := topic.BufferPoolGet(int(bodyLen))
defer topic.BufferPoolPut(messageBodyBuffer)
asyncAction := shouldHandleAsync(client, params)
_, err = io.CopyN(messageBodyBuffer, client.Reader, int64(bodyLen))
if err != nil {
return nil, protocol.NewFatalClientErr(err, "E_BAD_MESSAGE", "failed to read message body")
}
messageBody := messageBodyBuffer.Bytes()[:bodyLen]
topicName := topic.GetTopicName()
partition := topic.GetTopicPart()
var traceID uint64
var realBody []byte
if traceEnable {
traceID = binary.BigEndian.Uint64(messageBody[:nsqd.MsgTraceIDLength])
realBody = messageBody[nsqd.MsgTraceIDLength:]
} else {
realBody = messageBody
}
if p.ctx.checkForMasterWrite(topicName, partition) {
id := nsqd.MessageID(0)
offset := nsqd.BackendOffset(0)
rawSize := int32(0)
if asyncAction {
err = internalPubAsync(client.PubTimeout, messageBodyBuffer, topic)
} else {
id, offset, rawSize, _, err = p.ctx.PutMessage(topic, realBody, traceID)
}
//p.ctx.setHealth(err)
if err != nil {
topic.GetDetailStats().UpdatePubClientStats(client.RemoteAddr().String(), client.UserAgent, "tcp", 1, true)
nsqd.NsqLogger().LogErrorf("topic %v put message failed: %v", topic.GetFullName(), err)
if clusterErr, ok := err.(*consistence.CommonCoordErr); ok {
if !clusterErr.IsLocalErr() {
return nil, protocol.NewClientErr(err, FailedOnNotWritable, "")
}
}
return nil, protocol.NewClientErr(err, "E_PUB_FAILED", err.Error())
}
topic.GetDetailStats().UpdatePubClientStats(client.RemoteAddr().String(), client.UserAgent, "tcp", 1, false)
cost := time.Now().UnixNano() - startPub
topic.GetDetailStats().UpdateTopicMsgStats(int64(len(realBody)), cost/1000)
if !traceEnable {
return okBytes, nil
}
return getTracedReponse(messageBodyBuffer, id, traceID, offset, rawSize)
} else {
topic.GetDetailStats().UpdatePubClientStats(client.RemoteAddr().String(), client.UserAgent, "tcp", 1, true)
//forward to master of topic
nsqd.NsqLogger().LogDebugf("should put to master: %v, from %v",
topic.GetFullName(), client.RemoteAddr)
topic.DisableForSlave()
return nil, protocol.NewClientErr(err, FailedOnNotLeader, "")
}
}