Golang Options.Timeout Examples

Example #1

File: kubernetes.go Project: micro/go-plugins

// NewRegistry creates a kubernetes registry
func NewRegistry(opts ...registry.Option) registry.Registry {

	var options registry.Options
	for _, o := range opts {
		o(&options)
	}

	// get first host
	var host string
	if len(options.Addrs) > 0 && len(options.Addrs[0]) > 0 {
		host = options.Addrs[0]
	}

	if options.Timeout == 0 {
		options.Timeout = time.Second * 1
	}

	// if no hosts setup, assume InCluster
	var c client.Kubernetes
	if len(host) == 0 {
		c = client.NewClientInCluster()
	} else {
		c = client.NewClientByHost(host)
	}

	return &kregistry{
		client:  c,
		timeout: options.Timeout,
	}
}

Example #2

File: etcdv3.go Project: micro/go-plugins

func NewRegistry(opts ...registry.Option) registry.Registry {
	config := clientv3.Config{
		Endpoints: []string{"127.0.0.1:2379"},
	}

	var options registry.Options
	for _, o := range opts {
		o(&options)
	}

	if options.Timeout == 0 {
		options.Timeout = 5 * time.Second
	}

	if options.Secure || options.TLSConfig != nil {
		tlsConfig := options.TLSConfig
		if tlsConfig == nil {
			tlsConfig = &tls.Config{
				InsecureSkipVerify: true,
			}
		}

		config.TLS = tlsConfig
	}

	var cAddrs []string

	for _, addr := range options.Addrs {
		if len(addr) == 0 {
			continue
		}
		cAddrs = append(cAddrs, addr)
	}

	// if we got addrs then we'll update
	if len(cAddrs) > 0 {
		config.Endpoints = cAddrs
	}

	cli, _ := clientv3.New(config)
	e := &etcdv3Registry{
		client:   cli,
		options:  options,
		register: make(map[string]uint64),
		leases:   make(map[string]clientv3.LeaseID),
	}

	return e
}

Example #3

File: zookeeper.go Project: micro/go-plugins

func NewRegistry(opts ...registry.Option) registry.Registry {
	var options registry.Options
	for _, o := range opts {
		o(&options)
	}

	if options.Timeout == 0 {
		options.Timeout = 5
	}

	var cAddrs []string
	for _, addr := range options.Addrs {
		if len(addr) == 0 {
			continue
		}
		cAddrs = append(cAddrs, addr)
	}

	if len(cAddrs) == 0 {
		cAddrs = []string{"127.0.0.1:2181"}
	}

	// connect to zookeeper
	c, _, err := zk.Connect(cAddrs, time.Second*options.Timeout)
	if err != nil {
		log.Fatal(err)
	}

	// create our prefix path
	if err := createPath(prefix, []byte{}, c); err != nil {
		log.Fatal(err)
	}

	return &zookeeperRegistry{
		client:   c,
		options:  options,
		register: make(map[string]uint64),
	}
}

Example #4

File: etcd.go Project: micro/go-plugins

func NewRegistry(opts ...registry.Option) registry.Registry {
	config := etcd.Config{
		Endpoints: []string{"http://127.0.0.1:2379"},
	}

	var options registry.Options
	for _, o := range opts {
		o(&options)
	}

	if options.Timeout == 0 {
		options.Timeout = etcd.DefaultRequestTimeout
	}

	if options.Secure || options.TLSConfig != nil {
		tlsConfig := options.TLSConfig
		if tlsConfig == nil {
			tlsConfig = &tls.Config{
				InsecureSkipVerify: true,
			}
		}

		// for InsecureSkipVerify
		t := &http.Transport{
			Proxy: http.ProxyFromEnvironment,
			Dial: (&net.Dialer{
				Timeout:   30 * time.Second,
				KeepAlive: 30 * time.Second,
			}).Dial,
			TLSHandshakeTimeout: 10 * time.Second,
			TLSClientConfig:     tlsConfig,
		}

		runtime.SetFinalizer(&t, func(tr **http.Transport) {
			(*tr).CloseIdleConnections()
		})

		config.Transport = t

		// default secure address
		config.Endpoints = []string{"https://127.0.0.1:2379"}
	}

	var cAddrs []string

	for _, addr := range options.Addrs {
		if len(addr) == 0 {
			continue
		}

		if options.Secure {
			// replace http:// with https:// if its there
			addr = strings.Replace(addr, "http://", "https://", 1)

			// has the prefix? no... ok add it
			if !strings.HasPrefix(addr, "https://") {
				addr = "https://" + addr
			}
		}

		cAddrs = append(cAddrs, addr)
	}

	// if we got addrs then we'll update
	if len(cAddrs) > 0 {
		config.Endpoints = cAddrs
	}

	c, _ := etcd.New(config)

	e := &etcdRegistry{
		client:  etcd.NewKeysAPI(c),
		options: options,
	}

	return e
}