Exemplo n.º 1
0
func TestInactiveNodes(t *testing.T) {
	opts := NewOptions()
	opts.Logger = test.NewTestLogger(t)
	opts.InactiveProducerTimeout = 200 * time.Millisecond
	tcpAddr, httpAddr, nsqlookupd := mustStartLookupd(opts)
	defer nsqlookupd.Exit()

	lookupdHTTPAddrs := []string{fmt.Sprintf("%s", httpAddr)}

	topicName := "inactive_nodes"

	conn := mustConnectLookupd(t, tcpAddr)
	defer conn.Close()

	identify(t, conn)

	nsq.Register(topicName, "channel1").WriteTo(conn)
	_, err := nsq.ReadResponse(conn)
	test.Nil(t, err)

	ci := clusterinfo.New(nil, http_api.NewClient(nil, ConnectTimeout, RequestTimeout))

	producers, _ := ci.GetLookupdProducers(lookupdHTTPAddrs)
	test.Equal(t, 1, len(producers))
	test.Equal(t, 1, len(producers[0].Topics))
	test.Equal(t, topicName, producers[0].Topics[0].Topic)
	test.Equal(t, false, producers[0].Topics[0].Tombstoned)

	time.Sleep(250 * time.Millisecond)

	producers, _ = ci.GetLookupdProducers(lookupdHTTPAddrs)
	test.Equal(t, 0, len(producers))
}
Exemplo n.º 2
0
func TestInactiveNodes(t *testing.T) {
	opts := NewOptions()
	opts.Logger = newTestLogger(t)
	opts.InactiveProducerTimeout = 200 * time.Millisecond
	tcpAddr, httpAddr, nsqlookupd := mustStartLookupd(opts)
	defer nsqlookupd.Exit()

	lookupdHTTPAddrs := []string{fmt.Sprintf("%s", httpAddr)}

	topicName := "inactive_nodes"

	conn := mustConnectLookupd(t, tcpAddr)
	defer conn.Close()

	identify(t, conn, "ip.address", 5000, 5555, "fake-version")

	nsq.Register(topicName, "channel1").WriteTo(conn)
	_, err := nsq.ReadResponse(conn)
	equal(t, err, nil)

	ci := clusterinfo.New(nil, http_api.NewClient(nil))

	producers, _ := ci.GetLookupdProducers(lookupdHTTPAddrs)
	equal(t, len(producers), 1)
	equal(t, len(producers[0].Topics), 1)
	equal(t, producers[0].Topics[0].Topic, topicName)
	equal(t, producers[0].Topics[0].Tombstoned, false)

	time.Sleep(250 * time.Millisecond)

	producers, _ = ci.GetLookupdProducers(lookupdHTTPAddrs)
	equal(t, len(producers), 0)
}
Exemplo n.º 3
0
func New(opts *Options) *NSQD {
	n := &NSQD{
		flag:                 flagHealthy,
		startTime:            time.Now(),
		topicMap:             make(map[string]*Topic),
		idChan:               make(chan MessageID, 4096),
		exitChan:             make(chan int),
		notifyChan:           make(chan interface{}),
		optsNotificationChan: make(chan struct{}, 1),
		ci:                   clusterinfo.New(opts.Logger, http_api.NewClient(nil)),
	}
	n.swapOpts(opts)

	if opts.MaxDeflateLevel < 1 || opts.MaxDeflateLevel > 9 {
		n.logf("FATAL: --max-deflate-level must be [1,9]")
		os.Exit(1)
	}

	if opts.ID < 0 || opts.ID >= 1024 {
		n.logf("FATAL: --worker-id must be [0,1024)")
		os.Exit(1)
	}

	if opts.StatsdPrefix != "" {
		_, port, err := net.SplitHostPort(opts.HTTPAddress)
		if err != nil {
			n.logf("ERROR: failed to parse HTTP address (%s) - %s", opts.HTTPAddress, err)
			os.Exit(1)
		}
		statsdHostKey := statsd.HostKey(net.JoinHostPort(opts.BroadcastAddress, port))
		prefixWithHost := strings.Replace(opts.StatsdPrefix, "%s", statsdHostKey, -1)
		if prefixWithHost[len(prefixWithHost)-1] != '.' {
			prefixWithHost += "."
		}
		opts.StatsdPrefix = prefixWithHost
	}

	if opts.TLSClientAuthPolicy != "" && opts.TLSRequired == TLSNotRequired {
		opts.TLSRequired = TLSRequired
	}

	tlsConfig, err := buildTLSConfig(opts)
	if err != nil {
		n.logf("FATAL: failed to build TLS config - %s", err)
		os.Exit(1)
	}
	if tlsConfig == nil && opts.TLSRequired != TLSNotRequired {
		n.logf("FATAL: cannot require TLS client connections without TLS key and cert")
		os.Exit(1)
	}
	n.tlsConfig = tlsConfig

	n.logf(version.String("nsqd"))
	n.logf("ID: %d", opts.ID)

	return n
}
Exemplo n.º 4
0
Arquivo: http.go Projeto: judwhite/nsq
func NewHTTPServer(ctx *Context) *httpServer {
	log := http_api.Log(ctx.nsqadmin.getOpts().Logger)

	client := http_api.NewClient(ctx.nsqadmin.httpClientTLSConfig, ctx.nsqadmin.getOpts().HTTPClientConnectTimeout,
		ctx.nsqadmin.getOpts().HTTPClientRequestTimeout)

	router := httprouter.New()
	router.HandleMethodNotAllowed = true
	router.PanicHandler = http_api.LogPanicHandler(ctx.nsqadmin.getOpts().Logger)
	router.NotFound = http_api.LogNotFoundHandler(ctx.nsqadmin.getOpts().Logger)
	router.MethodNotAllowed = http_api.LogMethodNotAllowedHandler(ctx.nsqadmin.getOpts().Logger)
	s := &httpServer{
		ctx:    ctx,
		router: router,
		client: client,
		ci:     clusterinfo.New(ctx.nsqadmin.getOpts().Logger, client),
	}

	router.Handle("GET", "/ping", http_api.Decorate(s.pingHandler, log, http_api.PlainText))

	router.Handle("GET", "/", http_api.Decorate(s.indexHandler, log))
	router.Handle("GET", "/topics", http_api.Decorate(s.indexHandler, log))
	router.Handle("GET", "/topics/:topic", http_api.Decorate(s.indexHandler, log))
	router.Handle("GET", "/topics/:topic/:channel", http_api.Decorate(s.indexHandler, log))
	router.Handle("GET", "/nodes", http_api.Decorate(s.indexHandler, log))
	router.Handle("GET", "/nodes/:node", http_api.Decorate(s.indexHandler, log))
	router.Handle("GET", "/counter", http_api.Decorate(s.indexHandler, log))
	router.Handle("GET", "/lookup", http_api.Decorate(s.indexHandler, log))

	router.Handle("GET", "/static/:asset", http_api.Decorate(s.staticAssetHandler, log, http_api.PlainText))
	router.Handle("GET", "/fonts/:asset", http_api.Decorate(s.staticAssetHandler, log, http_api.PlainText))
	if s.ctx.nsqadmin.getOpts().ProxyGraphite {
		proxy := NewSingleHostReverseProxy(ctx.nsqadmin.graphiteURL, ctx.nsqadmin.getOpts().HTTPClientConnectTimeout,
			ctx.nsqadmin.getOpts().HTTPClientRequestTimeout)
		router.Handler("GET", "/render", proxy)
	}

	// v1 endpoints
	router.Handle("GET", "/api/topics", http_api.Decorate(s.topicsHandler, log, http_api.V1))
	router.Handle("GET", "/api/topics/:topic", http_api.Decorate(s.topicHandler, log, http_api.V1))
	router.Handle("GET", "/api/topics/:topic/:channel", http_api.Decorate(s.channelHandler, log, http_api.V1))
	router.Handle("GET", "/api/nodes", http_api.Decorate(s.nodesHandler, log, http_api.V1))
	router.Handle("GET", "/api/nodes/:node", http_api.Decorate(s.nodeHandler, log, http_api.V1))
	router.Handle("POST", "/api/topics", http_api.Decorate(s.createTopicChannelHandler, log, http_api.V1))
	router.Handle("POST", "/api/topics/:topic", http_api.Decorate(s.topicActionHandler, log, http_api.V1))
	router.Handle("POST", "/api/topics/:topic/:channel", http_api.Decorate(s.channelActionHandler, log, http_api.V1))
	router.Handle("DELETE", "/api/nodes/:node", http_api.Decorate(s.tombstoneNodeForTopicHandler, log, http_api.V1))
	router.Handle("DELETE", "/api/topics/:topic", http_api.Decorate(s.deleteTopicHandler, log, http_api.V1))
	router.Handle("DELETE", "/api/topics/:topic/:channel", http_api.Decorate(s.deleteChannelHandler, log, http_api.V1))
	router.Handle("GET", "/api/counter", http_api.Decorate(s.counterHandler, log, http_api.V1))
	router.Handle("GET", "/api/graphite", http_api.Decorate(s.graphiteHandler, log, http_api.V1))
	router.Handle("GET", "/config/:opt", http_api.Decorate(s.doConfig, log, http_api.V1))
	router.Handle("PUT", "/config/:opt", http_api.Decorate(s.doConfig, log, http_api.V1))

	return s
}
Exemplo n.º 5
0
func (t *TopicDiscoverer) syncTopics(addrs []string, pattern string) {
	newTopics, err := clusterinfo.New(nil, http_api.NewClient(nil)).GetLookupdTopics(addrs)
	if err != nil {
		log.Printf("ERROR: could not retrieve topic list: %s", err)
	}
	for _, topic := range newTopics {
		if _, ok := t.topics[topic]; !ok {
			if !t.allowTopicName(pattern, topic) {
				log.Println("Skipping topic ", topic, "as it didn't match required pattern:", pattern)
				continue
			}
			logger, err := newConsumerFileLogger(topic, t.cfg)
			if err != nil {
				log.Printf("ERROR: couldn't create logger for new topic %s: %s", topic, err)
				continue
			}
			t.topics[topic] = logger
			go t.startTopicRouter(logger)
		}
	}
}
Exemplo n.º 6
0
func TestTombstonedNodes(t *testing.T) {
	opts := NewOptions()
	opts.Logger = newTestLogger(t)
	tcpAddr, httpAddr, nsqlookupd := mustStartLookupd(opts)
	defer nsqlookupd.Exit()

	lookupdHTTPAddrs := []string{fmt.Sprintf("%s", httpAddr)}

	topicName := "inactive_nodes"

	conn := mustConnectLookupd(t, tcpAddr)
	defer conn.Close()

	identify(t, conn, "ip.address", 5000, 5555, "fake-version")

	nsq.Register(topicName, "channel1").WriteTo(conn)
	_, err := nsq.ReadResponse(conn)
	equal(t, err, nil)

	ci := clusterinfo.New(nil, http_api.NewClient(nil))

	producers, _ := ci.GetLookupdProducers(lookupdHTTPAddrs)
	equal(t, len(producers), 1)
	equal(t, len(producers[0].Topics), 1)
	equal(t, producers[0].Topics[0].Topic, topicName)
	equal(t, producers[0].Topics[0].Tombstoned, false)

	endpoint := fmt.Sprintf("http://%s/topic/tombstone?topic=%s&node=%s",
		httpAddr, topicName, "ip.address:5555")
	err = http_api.NewClient(nil).POSTV1(endpoint)
	equal(t, err, nil)

	producers, _ = ci.GetLookupdProducers(lookupdHTTPAddrs)
	equal(t, len(producers), 1)
	equal(t, len(producers[0].Topics), 1)
	equal(t, producers[0].Topics[0].Topic, topicName)
	equal(t, producers[0].Topics[0].Tombstoned, true)
}
Exemplo n.º 7
0
func TestTombstonedNodes(t *testing.T) {
	opts := NewOptions()
	opts.Logger = test.NewTestLogger(t)
	tcpAddr, httpAddr, nsqlookupd := mustStartLookupd(opts)
	defer nsqlookupd.Exit()

	lookupdHTTPAddrs := []string{fmt.Sprintf("%s", httpAddr)}

	topicName := "inactive_nodes"

	conn := mustConnectLookupd(t, tcpAddr)
	defer conn.Close()

	identify(t, conn)

	nsq.Register(topicName, "channel1").WriteTo(conn)
	_, err := nsq.ReadResponse(conn)
	test.Nil(t, err)

	ci := clusterinfo.New(nil, http_api.NewClient(nil, ConnectTimeout, RequestTimeout))

	producers, _ := ci.GetLookupdProducers(lookupdHTTPAddrs)
	test.Equal(t, 1, len(producers))
	test.Equal(t, 1, len(producers[0].Topics))
	test.Equal(t, topicName, producers[0].Topics[0].Topic)
	test.Equal(t, false, producers[0].Topics[0].Tombstoned)

	endpoint := fmt.Sprintf("http://%s/topic/tombstone?topic=%s&node=%s:%d",
		httpAddr, topicName, HostAddr, HTTPPort)
	err = http_api.NewClient(nil, ConnectTimeout, RequestTimeout).POSTV1(endpoint)
	test.Nil(t, err)

	producers, _ = ci.GetLookupdProducers(lookupdHTTPAddrs)
	test.Equal(t, 1, len(producers))
	test.Equal(t, 1, len(producers[0].Topics))
	test.Equal(t, topicName, producers[0].Topics[0].Topic)
	test.Equal(t, true, producers[0].Topics[0].Tombstoned)
}
Exemplo n.º 8
0
func main() {
	cfg := nsq.NewConfig()

	// TODO: remove, deprecated
	flag.Var(&nsq.ConfigFlag{cfg}, "reader-opt", "(deprecated) use --consumer-opt")
	flag.Var(&nsq.ConfigFlag{cfg}, "consumer-opt", "option to passthrough to nsq.Consumer (may be given multiple times, http://godoc.org/github.com/nsqio/go-nsq#Config)")

	flag.Parse()

	if *showVersion {
		fmt.Printf("nsq_to_file v%s\n", version.Binary)
		return
	}

	if *channel == "" {
		log.Fatal("--channel is required")
	}

	var topicsFromNSQLookupd bool

	if len(nsqdTCPAddrs) == 0 && len(lookupdHTTPAddrs) == 0 {
		log.Fatal("--nsqd-tcp-address or --lookupd-http-address required.")
	}
	if len(nsqdTCPAddrs) != 0 && len(lookupdHTTPAddrs) != 0 {
		log.Fatal("use --nsqd-tcp-address or --lookupd-http-address not both")
	}

	if *gzipLevel < 1 || *gzipLevel > 9 {
		log.Fatalf("invalid --gzip-level value (%d), should be 1-9", *gzipLevel)
	}

	// TODO: remove, deprecated
	if hasArg("gzip-compression") {
		log.Printf("WARNING: --gzip-compression is deprecated in favor of --gzip-level")
		switch *gzipCompression {
		case 1:
			*gzipLevel = gzip.BestSpeed
		case 2:
			*gzipLevel = gzip.BestCompression
		case 3:
			*gzipLevel = gzip.DefaultCompression
		default:
			log.Fatalf("invalid --gzip-compression value (%d), should be 1,2,3", *gzipCompression)
		}
	}

	cfg.UserAgent = fmt.Sprintf("nsq_to_file/%s go-nsq/%s", version.Binary, nsq.VERSION)
	cfg.MaxInFlight = *maxInFlight

	discoverer := newTopicDiscoverer(cfg)

	signal.Notify(discoverer.hupChan, syscall.SIGHUP)
	signal.Notify(discoverer.termChan, syscall.SIGINT, syscall.SIGTERM)

	if len(topics) < 1 {
		if len(lookupdHTTPAddrs) < 1 {
			log.Fatal("use --topic to list at least one topic to subscribe to or specify at least one --lookupd-http-address to subscribe to all its topics")
		}
		topicsFromNSQLookupd = true
		var err error
		topics, err = clusterinfo.New(nil, http_api.NewClient(nil)).GetLookupdTopics(lookupdHTTPAddrs)
		if err != nil {
			log.Fatalf("ERROR: could not retrieve topic list: %s", err)
		}
	}

	for _, topic := range topics {
		if !discoverer.allowTopicName(*topicPattern, topic) {
			log.Println("Skipping topic", topic, "as it didn't match required pattern:", *topicPattern)
			continue
		}

		logger, err := newConsumerFileLogger(topic, cfg)
		if err != nil {
			log.Fatalf("ERROR: couldn't create logger for topic %s: %s", topic, err)
		}
		discoverer.topics[topic] = logger
		go discoverer.startTopicRouter(logger)
	}

	discoverer.watch(lookupdHTTPAddrs, topicsFromNSQLookupd, *topicPattern)
}
Exemplo n.º 9
0
func statLoop(interval time.Duration, topic string, channel string,
	nsqdTCPAddrs []string, lookupdHTTPAddrs []string) {
	ci := clusterinfo.New(nil, http_api.NewClient(nil))
	var o *clusterinfo.ChannelStats
	for i := 0; !countNum.isSet || countNum.value >= i; i++ {
		var producers clusterinfo.Producers
		var err error

		if len(lookupdHTTPAddrs) != 0 {
			producers, err = ci.GetLookupdTopicProducers(topic, lookupdHTTPAddrs)
		} else {
			producers, err = ci.GetNSQDTopicProducers(topic, nsqdHTTPAddrs)
		}
		if err != nil {
			log.Fatalf("ERROR: failed to get topic producers - %s", err)
		}

		_, allChannelStats, err := ci.GetNSQDStats(producers, topic)
		if err != nil {
			log.Fatalf("ERROR: failed to get nsqd stats - %s", err)
		}

		c, ok := allChannelStats[channel]
		if !ok {
			log.Fatalf("ERROR: failed to find channel(%s) in stats metadata for topic(%s)", channel, topic)
		}

		if i%25 == 0 {
			fmt.Printf("%s+%s+%s\n",
				"------rate------",
				"----------------depth----------------",
				"--------------metadata---------------")
			fmt.Printf("%7s %7s | %7s %7s %7s %5s %5s | %7s %7s %12s %7s\n",
				"ingress", "egress",
				"total", "mem", "disk", "inflt",
				"def", "req", "t-o", "msgs", "clients")
		}

		if o == nil {
			o = c
			time.Sleep(interval)
			continue
		}

		// TODO: paused
		fmt.Printf("%7d %7d | %7d %7d %7d %5d %5d | %7d %7d %12d %7d\n",
			int64(float64(c.MessageCount-o.MessageCount)/interval.Seconds()),
			int64(float64(c.MessageCount-o.MessageCount-(c.Depth-o.Depth))/interval.Seconds()),
			c.Depth,
			c.MemoryDepth,
			c.BackendDepth,
			c.InFlightCount,
			c.DeferredCount,
			c.RequeueCount,
			c.TimeoutCount,
			c.MessageCount,
			c.ClientCount)

		o = c
		time.Sleep(interval)
	}
	os.Exit(0)
}
Exemplo n.º 10
0
Arquivo: nsqd.go Projeto: judwhite/nsq
func New(opts *Options) *NSQD {
	dataPath := opts.DataPath
	if opts.DataPath == "" {
		cwd, _ := os.Getwd()
		dataPath = cwd
	}

	n := &NSQD{
		startTime:            time.Now(),
		topicMap:             make(map[string]*Topic),
		idChan:               make(chan MessageID, 4096),
		exitChan:             make(chan int),
		notifyChan:           make(chan interface{}),
		optsNotificationChan: make(chan struct{}, 1),
		ci:                   clusterinfo.New(opts.Logger, http_api.NewClient(nil, opts.HTTPClientConnectTimeout, opts.HTTPClientRequestTimeout)),
		dl:                   dirlock.New(dataPath),
	}
	n.swapOpts(opts)
	n.errValue.Store(errStore{})

	err := n.dl.Lock()
	if err != nil {
		n.logf("FATAL: --data-path=%s in use (possibly by another instance of nsqd)", dataPath)
		os.Exit(1)
	}

	if opts.MaxDeflateLevel < 1 || opts.MaxDeflateLevel > 9 {
		n.logf("FATAL: --max-deflate-level must be [1,9]")
		os.Exit(1)
	}

	if opts.ID < 0 || opts.ID >= 1024 {
		n.logf("FATAL: --worker-id must be [0,1024)")
		os.Exit(1)
	}

	if opts.StatsdPrefix != "" {
		var port string
		_, port, err = net.SplitHostPort(opts.HTTPAddress)
		if err != nil {
			n.logf("ERROR: failed to parse HTTP address (%s) - %s", opts.HTTPAddress, err)
			os.Exit(1)
		}
		statsdHostKey := statsd.HostKey(net.JoinHostPort(opts.BroadcastAddress, port))
		prefixWithHost := strings.Replace(opts.StatsdPrefix, "%s", statsdHostKey, -1)
		if prefixWithHost[len(prefixWithHost)-1] != '.' {
			prefixWithHost += "."
		}
		opts.StatsdPrefix = prefixWithHost
	}

	if opts.TLSClientAuthPolicy != "" && opts.TLSRequired == TLSNotRequired {
		opts.TLSRequired = TLSRequired
	}

	tlsConfig, err := buildTLSConfig(opts)
	if err != nil {
		n.logf("FATAL: failed to build TLS config - %s", err)
		os.Exit(1)
	}
	if tlsConfig == nil && opts.TLSRequired != TLSNotRequired {
		n.logf("FATAL: cannot require TLS client connections without TLS key and cert")
		os.Exit(1)
	}
	n.tlsConfig = tlsConfig

	n.logf(version.String("nsqd"))
	n.logf("ID: %d", opts.ID)

	return n
}
Exemplo n.º 11
0
Arquivo: nsqd.go Projeto: oywc410/MYPG
func New(opts *Options) *NSQD {

	//缓存消息的磁盘路径
	dataPath := opts.DataPath
	if opts.DataPath == "" {
		cwd, _ := os.Getwd()
		dataPath = cwd
	}

	n := &NSQD{
		startTime:            time.Now(),
		topicMap:             make(map[string]*Topic),
		idChan:               make(chan MessageID, 4096),
		exitChan:             make(chan int),
		notifyChan:           make(chan interface{}),
		optsNotificationChan: make(chan struct{}, 1),
		//WEB接听
		ci: clusterinfo.New(opts.Logger, http_api.NewClient(nil)),
		dl: dirlock.New(dataPath),
	}
	// 设置原子操作对象(配置信息) --???--是否还可以正常方式读写 (sync/atomic) (原子操作的效率要比锁来的高)
	n.swapOpts(opts)
	n.errValue.Store(errStore{})

	//阻止数据库文件的外来操作
	err := n.dl.Lock()
	if err != nil {
		n.logf("FATAL: --data-path=%s in use (possibly by another instance of nsqd)", dataPath)
		os.Exit(1)
	}

	//-max-deflate-level=6: 最大的压缩比率等级
	if opts.MaxDeflateLevel < 1 || opts.MaxDeflateLevel > 9 {
		n.logf("FATAL: --max-deflate-level must be [1,9]")
		os.Exit(1)
	}

	//-worker-id=0: 进程的唯一码(默认是主机名的哈希值)
	if opts.ID < 0 || opts.ID >= 1024 {
		n.logf("FATAL: --worker-id must be [0,1024)")
		os.Exit(1)
	}

	//-statsd-prefix="nsq.%s": 发送给统计keys 的前缀(%s for host replacement)
	if opts.StatsdPrefix != "" { //生成显示前缀
		var port string
		//-http-address="0.0.0.0:4151": 为 HTTP 客户端监听 <addr>:<port>

		_, port, err = net.SplitHostPort(opts.HTTPAddress)
		if err != nil {
			n.logf("ERROR: failed to parse HTTP address (%s) - %s", opts.HTTPAddress, err)
			os.Exit(1)
		}
		statsdHostKey := statsd.HostKey(net.JoinHostPort(opts.BroadcastAddress, port))
		prefixWithHost := strings.Replace(opts.StatsdPrefix, "%s", statsdHostKey, -1)
		if prefixWithHost[len(prefixWithHost)-1] != '.' {
			prefixWithHost += "."
		}
		opts.StatsdPrefix = prefixWithHost
	}

	//TLS安全文件传输协议
	if opts.TLSClientAuthPolicy != "" && opts.TLSRequired == TLSNotRequired {
		opts.TLSRequired = TLSRequired
	}

	tlsConfig, err := buildTLSConfig(opts)
	if err != nil {
		n.logf("FATAL: failed to build TLS config - %s", err)
		os.Exit(1)
	}
	if tlsConfig == nil && opts.TLSRequired != TLSNotRequired {
		n.logf("FATAL: cannot require TLS client connections without TLS key and cert")
		os.Exit(1)
	}
	n.tlsConfig = tlsConfig

	n.logf(version.String("nsqd"))
	n.logf("ID: %d", opts.ID)

	return n
}