Golang nsq.NewFatalClientErr函数代码示例

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本文整理汇总了Golang中github.com/bitly/nsq/nsq.NewFatalClientErr函数的典型用法代码示例。如果您正苦于以下问题：Golang NewFatalClientErr函数的具体用法？Golang NewFatalClientErr怎么用？Golang NewFatalClientErr使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了NewFatalClientErr函数的18个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: REQ

func (p *ProtocolV2) REQ(client *ClientV2, params [][]byte) ([]byte, error) {
	state := atomic.LoadInt32(&client.State)
	if state != nsq.StateSubscribed && state != nsq.StateClosing {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot REQ in current state")
	}

	if len(params) < 3 {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "REQ insufficient number of params")
	}

	id := *(*nsq.MessageID)(unsafe.Pointer(&params[1][0]))
	timeoutMs, err := util.ByteToBase10(params[2])
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_INVALID",
			fmt.Sprintf("REQ could not parse timeout %s", params[2]))
	}
	timeoutDuration := time.Duration(timeoutMs) * time.Millisecond

	if timeoutDuration < 0 || timeoutDuration > maxTimeout {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID",
			fmt.Sprintf("REQ timeout %d out of range 0-%d", timeoutDuration, maxTimeout))
	}

	err = client.Channel.RequeueMessage(client, id, timeoutDuration)
	if err != nil {
		return nil, nsq.NewClientErr(err, "E_REQ_FAILED",
			fmt.Sprintf("REQ %s failed %s", id, err.Error()))
	}

	client.RequeuedMessage()

	return nil, nil
}

开发者ID:syshack，项目名称:nsq，代码行数:33，代码来源:protocol_v2.go

示例2: RDY

func (p *ProtocolV2) RDY(client *ClientV2, params [][]byte) ([]byte, error) {
	state := atomic.LoadInt32(&client.State)

	if state == nsq.StateClosing {
		// just ignore ready changes on a closing channel
		log.Printf("PROTOCOL(V2): [%s] ignoring RDY after CLS in state ClientStateV2Closing", client)
		return nil, nil
	}

	if state != nsq.StateSubscribed {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot RDY in current state")
	}

	count := int64(1)
	if len(params) > 1 {
		b10, err := util.ByteToBase10(params[1])
		if err != nil {
			return nil, nsq.NewFatalClientErr(err, "E_INVALID",
				fmt.Sprintf("RDY could not parse count %s", params[1]))
		}
		count = int64(b10)
	}

	if count < 0 || count > nsqd.options.maxRdyCount {
		// this needs to be a fatal error otherwise clients would have
		// inconsistent state
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID",
			fmt.Sprintf("RDY count %d out of range 0-%d", count, nsqd.options.maxRdyCount))
	}

	client.SetReadyCount(count)

	return nil, nil
}

开发者ID:syshack，项目名称:nsq，代码行数:34，代码来源:protocol_v2.go

示例3: Exec

func (p *ProtocolV2) Exec(client *ClientV2, params [][]byte) ([]byte, error) {
	switch {
	case bytes.Equal(params[0], []byte("IDENTIFY")):
		return p.IDENTIFY(client, params)
	case bytes.Equal(params[0], []byte("SUB")):
		return p.SUB(client, params)
	case bytes.Equal(params[0], []byte("RDY")):
		return p.RDY(client, params)
	case bytes.Equal(params[0], []byte("FIN")):
		return p.FIN(client, params)
	case bytes.Equal(params[0], []byte("REQ")):
		return p.REQ(client, params)
	case bytes.Equal(params[0], []byte("CLS")):
		return p.CLS(client, params)
	case bytes.Equal(params[0], []byte("NOP")):
		return p.NOP(client, params)
	case bytes.Equal(params[0], []byte("PUB")):
		return p.PUB(client, params)
	case bytes.Equal(params[0], []byte("MPUB")):
		return p.MPUB(client, params)
	case bytes.Equal(params[0], []byte("TOUCH")):
		return p.TOUCH(client, params)
	}
	return nil, nsq.NewFatalClientErr(nil, "E_INVALID", fmt.Sprintf("invalid command %s", params[0]))
}

开发者ID:syshack，项目名称:nsq，代码行数:25，代码来源:protocol_v2.go

示例4: REGISTER

func (p *LookupProtocolV1) REGISTER(client *ClientV1, reader *bufio.Reader, params []string) ([]byte, error) {
	if client.peerInfo == nil {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "client must IDENTIFY")
	}

	topic, channel, err := getTopicChan("REGISTER", params)
	if err != nil {
		return nil, err
	}

	if channel != "" {
		key := Registration{"channel", topic, channel}
		if lookupd.DB.AddProducer(key, &Producer{peerInfo: client.peerInfo}) {
			log.Printf("DB: client(%s) REGISTER category:%s key:%s subkey:%s",
				client, "channel", topic, channel)
		}
	}
	key := Registration{"topic", topic, ""}
	if lookupd.DB.AddProducer(key, &Producer{peerInfo: client.peerInfo}) {
		log.Printf("DB: client(%s) REGISTER category:%s key:%s subkey:%s",
			client, "topic", topic, "")
	}

	return []byte("OK"), nil
}

开发者ID:datastream，项目名称:nsq，代码行数:25，代码来源:lookup_protocol_v1.go

示例5: CLS

func (p *ProtocolV2) CLS(client *ClientV2, params [][]byte) ([]byte, error) {
	if atomic.LoadInt32(&client.State) != nsq.StateSubscribed {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot CLS in current state")
	}

	client.StartClose()

	return []byte("CLOSE_WAIT"), nil
}

开发者ID:syshack，项目名称:nsq，代码行数:9，代码来源:protocol_v2.go

示例6: TOUCH

func (p *ProtocolV2) TOUCH(client *ClientV2, params [][]byte) ([]byte, error) {
	state := atomic.LoadInt32(&client.State)
	if state != nsq.StateSubscribed && state != nsq.StateClosing {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot TOUCH in current state")
	}

	if len(params) < 2 {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "TOUCH insufficient number of params")
	}

	id := *(*nsq.MessageID)(unsafe.Pointer(&params[1][0]))
	err := client.Channel.TouchMessage(client, id)
	if err != nil {
		return nil, nsq.NewClientErr(err, "E_TOUCH_FAILED",
			fmt.Sprintf("TOUCH %s failed %s", id, err.Error()))
	}

	return nil, nil
}

开发者ID:syshack，项目名称:nsq，代码行数:19，代码来源:protocol_v2.go

示例7: getTopicChan

func getTopicChan(command string, params []string) (string, string, error) {
	if len(params) == 0 {
		return "", "", nsq.NewFatalClientErr(nil, "E_INVALID", fmt.Sprintf("%s insufficient number of params", command))
	}

	topicName := params[0]
	var channelName string
	if len(params) >= 2 {
		channelName = params[1]
	}

	if !nsq.IsValidTopicName(topicName) {
		return "", "", nsq.NewFatalClientErr(nil, "E_BAD_TOPIC", fmt.Sprintf("%s topic name '%s' is not valid", command, topicName))
	}

	if channelName != "" && !nsq.IsValidChannelName(channelName) {
		return "", "", nsq.NewFatalClientErr(nil, "E_BAD_CHANNEL", fmt.Sprintf("%s channel name '%s' is not valid", command, channelName))
	}

	return topicName, channelName, nil
}

开发者ID:datastream，项目名称:nsq，代码行数:21，代码来源:lookup_protocol_v1.go

示例8: IDENTIFY

func (p *ProtocolV2) IDENTIFY(client *ClientV2, params [][]byte) ([]byte, error) {
	var err error

	if atomic.LoadInt32(&client.State) != nsq.StateInit {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot IDENTIFY in current state")
	}

	var bodyLen int32
	err = binary.Read(client.Reader, binary.BigEndian, &bodyLen)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body size")
	}

	if int64(bodyLen) > nsqd.options.maxBodySize {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_BODY",
			fmt.Sprintf("IDENTIFY body too big %d > %d", bodyLen, nsqd.options.maxBodySize))
	}

	body := make([]byte, bodyLen)
	_, err = io.ReadFull(client.Reader, body)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body")
	}

	// body is a json structure with producer information
	clientInfo := struct {
		ShortId           string `json:"short_id"`
		LongId            string `json:"long_id"`
		HeartbeatInterval int    `json:"heartbeat_interval"`
	}{}
	err = json.Unmarshal(body, &clientInfo)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to decode JSON body")
	}

	client.ShortIdentifier = clientInfo.ShortId
	client.LongIdentifier = clientInfo.LongId

	var interval time.Duration
	switch {
	case clientInfo.HeartbeatInterval == -1:
		interval = -1
	case clientInfo.HeartbeatInterval == 0:
	case clientInfo.HeartbeatInterval >= 1000 && clientInfo.HeartbeatInterval <= 60000:
		interval = (time.Duration(clientInfo.HeartbeatInterval) * time.Millisecond)
	default:
		return nil, nsq.NewFatalClientErr(err, "E_INVALID", "IDENTIFY Invalid heartbeat_interval")
	}

	// leave the default heartbeat in place
	if clientInfo.HeartbeatInterval != 0 {
		select {
		case client.HeartbeatUpdateChan <- interval:
		default:
		}
		client.HeartbeatInterval = interval
	}

	return []byte("OK"), nil
}

开发者ID:jmanero，项目名称:nsq，代码行数:60，代码来源:protocol_v2.go

示例9: Exec

func (p *LookupProtocolV1) Exec(client *ClientV1, reader *bufio.Reader, params []string) ([]byte, error) {
	switch params[0] {
	case "PING":
		return p.PING(client, params)
	case "IDENTIFY":
		return p.IDENTIFY(client, reader, params[1:])
	case "REGISTER":
		return p.REGISTER(client, reader, params[1:])
	case "UNREGISTER":
		return p.UNREGISTER(client, reader, params[1:])
	}
	return nil, nsq.NewFatalClientErr(nil, "E_INVALID", fmt.Sprintf("invalid command %s", params[0]))
}

开发者ID:datastream，项目名称:nsq，代码行数:13，代码来源:lookup_protocol_v1.go

示例10: IDENTIFY

func (p *ProtocolV2) IDENTIFY(client *ClientV2, params [][]byte) ([]byte, error) {
	var err error

	if atomic.LoadInt32(&client.State) != nsq.StateInit {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot IDENTIFY in current state")
	}

	bodyLen, err := p.readLen(client)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body size")
	}

	if int64(bodyLen) > nsqd.options.maxBodySize {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_BODY",
			fmt.Sprintf("IDENTIFY body too big %d > %d", bodyLen, nsqd.options.maxBodySize))
	}

	body := make([]byte, bodyLen)
	_, err = io.ReadFull(client.Reader, body)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body")
	}

	// body is a json structure with producer information
	clientInfo := struct {
		ShortId            string `json:"short_id"`
		LongId             string `json:"long_id"`
		HeartbeatInterval  int    `json:"heartbeat_interval"`
		FeatureNegotiation bool   `json:"feature_negotiation"`
	}{}
	err = json.Unmarshal(body, &clientInfo)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to decode JSON body")
	}

	client.ShortIdentifier = clientInfo.ShortId
	client.LongIdentifier = clientInfo.LongId
	err = client.SetHeartbeatInterval(clientInfo.HeartbeatInterval)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY "+err.Error())
	}

	resp := okBytes
	if clientInfo.FeatureNegotiation {
		resp, err = json.Marshal(struct {
			MaxRdyCount int64  `json:"max_rdy_count"`
			Version     string `json:"version"`
		}{
			MaxRdyCount: nsqd.options.maxRdyCount,
			Version:     util.BINARY_VERSION,
		})
		if err != nil {
			panic("should never happen")
		}
	}

	return resp, nil
}

开发者ID:syshack，项目名称:nsq，代码行数:58，代码来源:protocol_v2.go

示例11: FIN

func (p *ProtocolV2) FIN(client *ClientV2, params [][]byte) ([]byte, error) {
	var id nsq.MessageID

	state := atomic.LoadInt32(&client.State)
	if state != nsq.StateSubscribed && state != nsq.StateClosing {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot FIN in current state")
	}

	if len(params) < 2 {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "FIN insufficient number of params")
	}

	copy(id[:], params[1])
	err := client.Channel.FinishMessage(client, id)
	if err != nil {
		return nil, nsq.NewClientErr(err, "E_FIN_FAILED",
			fmt.Sprintf("FIN %s failed %s", id, err.Error()))
	}

	client.FinishedMessage()

	return nil, nil
}

开发者ID:jmanero，项目名称:nsq，代码行数:23，代码来源:protocol_v2.go

示例12: SUB

func (p *ProtocolV2) SUB(client *ClientV2, params [][]byte) ([]byte, error) {
	if atomic.LoadInt32(&client.State) != nsq.StateInit {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot SUB in current state")
	}

	if client.HeartbeatInterval < 0 {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot SUB with heartbeats disabled")
	}

	if len(params) < 3 {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "SUB insufficient number of parameters")
	}

	topicName := string(params[1])
	if !nsq.IsValidTopicName(topicName) {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_TOPIC",
			fmt.Sprintf("SUB topic name '%s' is not valid", topicName))
	}

	channelName := string(params[2])
	if !nsq.IsValidChannelName(channelName) {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_CHANNEL",
			fmt.Sprintf("SUB channel name '%s' is not valid", channelName))
	}

	topic := nsqd.GetTopic(topicName)
	channel := topic.GetChannel(channelName)
	channel.AddClient(client)

	atomic.StoreInt32(&client.State, nsq.StateSubscribed)
	client.Channel = channel
	// update message pump
	client.SubEventChan <- channel

	return okBytes, nil
}

开发者ID:syshack，项目名称:nsq，代码行数:36，代码来源:protocol_v2.go

示例13: IDENTIFY

func (p *ProtocolV2) IDENTIFY(client *ClientV2, params [][]byte) ([]byte, error) {
	var err error

	if atomic.LoadInt32(&client.State) != nsq.StateInit {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot IDENTIFY in current state")
	}

	bodyLen, err := p.readLen(client)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body size")
	}

	if int64(bodyLen) > nsqd.options.maxBodySize {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_BODY",
			fmt.Sprintf("IDENTIFY body too big %d > %d", bodyLen, nsqd.options.maxBodySize))
	}

	body := make([]byte, bodyLen)
	_, err = io.ReadFull(client.Reader, body)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body")
	}

	// body is a json structure with producer information
	var identifyData IdentifyDataV2
	err = json.Unmarshal(body, &identifyData)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to decode JSON body")
	}

	err = client.Identify(identifyData)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY "+err.Error())
	}

	resp := okBytes
	if identifyData.FeatureNegotiation {
		resp, err = json.Marshal(struct {
			MaxRdyCount   int64  `json:"max_rdy_count"`
			Version       string `json:"version"`
			MaxMsgTimeout int64  `json:"max_msg_timeout"`
			MsgTimeout    int64  `json:"msg_timeout"`
		}{
			MaxRdyCount:   nsqd.options.maxRdyCount,
			Version:       util.BINARY_VERSION,
			MaxMsgTimeout: int64(nsqd.options.maxMsgTimeout / time.Millisecond),
			MsgTimeout:    int64(nsqd.options.msgTimeout / time.Millisecond),
		})
		if err != nil {
			panic("should never happen")
		}
	}

	return resp, nil
}

开发者ID:rif，项目名称:golang-stuff，代码行数:55，代码来源:protocol_v2.go

示例14: UNREGISTER

func (p *LookupProtocolV1) UNREGISTER(client *ClientV1, reader *bufio.Reader, params []string) ([]byte, error) {
	if client.peerInfo == nil {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "client must IDENTIFY")
	}

	topic, channel, err := getTopicChan("UNREGISTER", params)
	if err != nil {
		return nil, err
	}

	if channel != "" {
		key := Registration{"channel", topic, channel}
		removed, left := lookupd.DB.RemoveProducer(key, client.peerInfo.id)
		if removed {
			log.Printf("DB: client(%s) UNREGISTER category:%s key:%s subkey:%s",
				client, "channel", topic, channel)
		}
		// for ephemeral channels, remove the channel as well if it has no producers
		if left == 0 && strings.HasSuffix(channel, "#ephemeral") {
			lookupd.DB.RemoveRegistration(key)
		}
	} else {
		// no channel was specified so this is a topic unregistration
		// remove all of the channel registrations...
		// normally this shouldn't happen which is why we print a warning message
		// if anything is actually removed
		registrations := lookupd.DB.FindRegistrations("channel", topic, "*")
		for _, r := range registrations {
			if removed, _ := lookupd.DB.RemoveProducer(*r, client.peerInfo.id); removed {
				log.Printf("WARNING: client(%s) unexpected UNREGISTER category:%s key:%s subkey:%s",
					client, "channel", topic, r.SubKey)
			}
		}

		key := Registration{"topic", topic, ""}
		if removed, _ := lookupd.DB.RemoveProducer(key, client.peerInfo.id); removed {
			log.Printf("DB: client(%s) UNREGISTER category:%s key:%s subkey:%s",
				client, "topic", topic, "")
		}
	}

	return []byte("OK"), nil
}

开发者ID:datastream，项目名称:nsq，代码行数:43，代码来源:lookup_protocol_v1.go

示例15: PUB

func (p *ProtocolV2) PUB(client *ClientV2, params [][]byte) ([]byte, error) {
	var err error
	var bodyLen int32

	if len(params) < 2 {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "PUB insufficient number of parameters")
	}

	topicName := string(params[1])
	if !nsq.IsValidTopicName(topicName) {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_TOPIC",
			fmt.Sprintf("PUB topic name '%s' is not valid", topicName))
	}

	err = binary.Read(client.Reader, binary.BigEndian, &bodyLen)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_MESSAGE", "PUB failed to read message body size")
	}

	if int64(bodyLen) > nsqd.options.maxMessageSize {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_MESSAGE",
			fmt.Sprintf("PUB message too big %d > %d", bodyLen, nsqd.options.maxMessageSize))
	}

	messageBody := make([]byte, bodyLen)
	_, err = io.ReadFull(client.Reader, messageBody)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_MESSAGE", "PUB failed to read message body")
	}

	topic := nsqd.GetTopic(topicName)
	msg := nsq.NewMessage(<-nsqd.idChan, messageBody)
	err = topic.PutMessage(msg)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_PUB_FAILED", "PUB failed "+err.Error())
	}

	return []byte("OK"), nil
}

开发者ID:jmanero，项目名称:nsq，代码行数:39，代码来源:protocol_v2.go

示例16: IDENTIFY

func (p *ProtocolV2) IDENTIFY(client *ClientV2, params [][]byte) ([]byte, error) {
	var err error

	if atomic.LoadInt32(&client.State) != nsq.StateInit {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "cannot IDENTIFY in current state")
	}

	bodyLen, err := p.readLen(client)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body size")
	}

	if int64(bodyLen) > p.context.nsqd.options.maxBodySize {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_BODY",
			fmt.Sprintf("IDENTIFY body too big %d > %d", bodyLen, p.context.nsqd.options.maxBodySize))
	}

	body := make([]byte, bodyLen)
	_, err = io.ReadFull(client.Reader, body)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body")
	}

	// body is a json structure with producer information
	var identifyData IdentifyDataV2
	err = json.Unmarshal(body, &identifyData)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to decode JSON body")
	}

	err = client.Identify(identifyData)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY "+err.Error())
	}

	// bail out early if we're not negotiating features
	if !identifyData.FeatureNegotiation {
		return okBytes, nil
	}

	tlsv1 := p.context.nsqd.tlsConfig != nil && identifyData.TLSv1

	resp, err := json.Marshal(struct {
		MaxRdyCount   int64  `json:"max_rdy_count"`
		Version       string `json:"version"`
		MaxMsgTimeout int64  `json:"max_msg_timeout"`
		MsgTimeout    int64  `json:"msg_timeout"`
		TLSv1         bool   `json:"tls_v1"`
	}{
		MaxRdyCount:   p.context.nsqd.options.maxRdyCount,
		Version:       util.BINARY_VERSION,
		MaxMsgTimeout: int64(p.context.nsqd.options.maxMsgTimeout / time.Millisecond),
		MsgTimeout:    int64(p.context.nsqd.options.msgTimeout / time.Millisecond),
		TLSv1:         tlsv1,
	})
	if err != nil {
		panic("should never happen")
	}

	err = p.Send(client, nsq.FrameTypeResponse, resp)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_IDENTIFY_FAILED", "IDENTIFY failed "+err.Error())
	}

	if tlsv1 {
		log.Printf("PROTOCOL(V2): [%s] upgrading connection to TLS", client)
		err = client.UpgradeTLS()
		if err != nil {
			return nil, nsq.NewFatalClientErr(err, "E_IDENTIFY_FAILED", "IDENTIFY failed "+err.Error())
		}

		err = p.Send(client, nsq.FrameTypeResponse, okBytes)
		if err != nil {
			return nil, nsq.NewFatalClientErr(err, "E_IDENTIFY_FAILED", "IDENTIFY failed "+err.Error())
		}
	}

	return nil, nil
}

开发者ID:Eric-Chen，项目名称:nsq，代码行数:79，代码来源:protocol_v2.go

示例17: MPUB

func (p *ProtocolV2) MPUB(client *ClientV2, params [][]byte) ([]byte, error) {
	var err error

	if len(params) < 2 {
		return nil, nsq.NewFatalClientErr(nil, "E_INVALID", "MPUB insufficient number of parameters")
	}

	topicName := string(params[1])
	if !nsq.IsValidTopicName(topicName) {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_TOPIC",
			fmt.Sprintf("E_BAD_TOPIC MPUB topic name '%s' is not valid", topicName))
	}

	bodyLen, err := p.readLen(client)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "MPUB failed to read body size")
	}

	if int64(bodyLen) > nsqd.options.maxBodySize {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_BODY",
			fmt.Sprintf("MPUB body too big %d > %d", bodyLen, nsqd.options.maxBodySize))
	}

	numMessages, err := p.readLen(client)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "MPUB failed to read message count")
	}

	messages := make([]*nsq.Message, 0, numMessages)
	for i := int32(0); i < numMessages; i++ {
		messageSize, err := p.readLen(client)
		if err != nil {
			return nil, nsq.NewFatalClientErr(err, "E_BAD_MESSAGE",
				fmt.Sprintf("MPUB failed to read message(%d) body size", i))
		}

		if int64(messageSize) > nsqd.options.maxMessageSize {
			return nil, nsq.NewFatalClientErr(nil, "E_BAD_MESSAGE",
				fmt.Sprintf("MPUB message too big %d > %d", messageSize, nsqd.options.maxMessageSize))
		}

		msgBody := make([]byte, messageSize)
		_, err = io.ReadFull(client.Reader, msgBody)
		if err != nil {
			return nil, nsq.NewFatalClientErr(err, "E_BAD_MESSAGE", "MPUB failed to read message body")
		}

		messages = append(messages, nsq.NewMessage(<-nsqd.idChan, msgBody))
	}

	topic := nsqd.GetTopic(topicName)

	// if we've made it this far we've validated all the input,
	// the only possible error is that the topic is exiting during
	// this next call (and no messages will be queued in that case)
	err = topic.PutMessages(messages)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_MPUB_FAILED", "MPUB failed "+err.Error())
	}

	return okBytes, nil
}

开发者ID:syshack，项目名称:nsq，代码行数:62，代码来源:protocol_v2.go

示例18: IDENTIFY

func (p *LookupProtocolV1) IDENTIFY(client *ClientV1, reader *bufio.Reader, params []string) ([]byte, error) {
	var err error

	if client.peerInfo != nil {
		return nil, nsq.NewFatalClientErr(err, "E_INVALID", "cannot IDENTIFY again")
	}

	var bodyLen int32
	err = binary.Read(reader, binary.BigEndian, &bodyLen)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body size")
	}

	body := make([]byte, bodyLen)
	_, err = io.ReadFull(reader, body)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to read body")
	}

	// body is a json structure with producer information
	peerInfo := PeerInfo{id: client.RemoteAddr().String()}
	err = json.Unmarshal(body, &peerInfo)
	if err != nil {
		return nil, nsq.NewFatalClientErr(err, "E_BAD_BODY", "IDENTIFY failed to decode JSON body")
	}

	peerInfo.RemoteAddress = client.RemoteAddr().String()
	//TODO: remove this check for 1.0
	if peerInfo.BroadcastAddress == "" {
		peerInfo.BroadcastAddress = peerInfo.Address
	}

	// require all fields
	if peerInfo.BroadcastAddress == "" || peerInfo.TcpPort == 0 || peerInfo.HttpPort == 0 || peerInfo.Version == "" {
		return nil, nsq.NewFatalClientErr(nil, "E_BAD_BODY", "IDENTIFY missing fields")
	}

	peerInfo.lastUpdate = time.Now()

	log.Printf("CLIENT(%s): IDENTIFY Address:%s TCP:%d HTTP:%d Version:%s",
		client, peerInfo.BroadcastAddress, peerInfo.TcpPort, peerInfo.HttpPort, peerInfo.Version)

	client.peerInfo = &peerInfo
	if lookupd.DB.AddProducer(Registration{"client", "", ""}, &Producer{peerInfo: client.peerInfo}) {
		log.Printf("DB: client(%s) REGISTER category:%s key:%s subkey:%s", client, "client", "", "")
	}

	// build a response
	data := make(map[string]interface{})
	data["tcp_port"] = lookupd.tcpAddr.Port
	data["http_port"] = lookupd.httpAddr.Port
	data["version"] = util.BINARY_VERSION
	hostname, err := os.Hostname()
	if err != nil {
		log.Fatalf("ERROR: unable to get hostname %s", err.Error())
	}
	data["address"] = hostname //TODO: remove for 1.0
	data["broadcast_address"] = lookupd.broadcastAddress
	data["hostname"] = hostname

	response, err := json.Marshal(data)
	if err != nil {
		log.Printf("ERROR: marshaling %v", data)
		return []byte("OK"), nil
	}
	return response, nil
}

开发者ID:datastream，项目名称:nsq，代码行数:67，代码来源:lookup_protocol_v1.go

注：本文中的github.com/bitly/nsq/nsq.NewFatalClientErr函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。