cleanup

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

go.mod

@@ -1,10 +1,10 @@
 module github.com/unistack-org/micro-server-http/v3
 
-go 1.13
+go 1.16
 
 require (
-	github.com/unistack-org/micro/v3 v3.2.20
-	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110
+	github.com/unistack-org/micro/v3 v3.3.0
+	golang.org/x/net v0.0.0-20210323141857-08027d57d8cf
 )
 
 //replace github.com/unistack-org/micro/v3 => ../../micro

go.sum

@@ -2,20 +2,17 @@ github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZm
 github.com/ef-ds/deque v1.0.4/go.mod h1:gXDnTC3yqvBcHbq2lcExjtAcVrOnJCbMcZXmuj8Z4tg=
 github.com/google/uuid v1.2.0 h1:qJYtXnJRWmpe7m/3XlyhrsLrEURqHRM2kxzoxXqyUDs=
 github.com/google/uuid v1.2.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/imdario/mergo v0.3.11/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
+github.com/imdario/mergo v0.3.12/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
 github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
 github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
 github.com/silas/dag v0.0.0-20210121180416-41cf55125c34/go.mod h1:7RTUFBdIRC9nZ7/3RyRNH1bdqIShrDejd1YbLwgPS+I=
-github.com/unistack-org/micro/v3 v3.2.15 h1:9Wg6FAFVPUijAm5ZFF+y4oYEd8zd/Pp48QwmMrSs074=
-github.com/unistack-org/micro/v3 v3.2.15/go.mod h1:y+fV+BPNK2IqGoLquRU396jTYifG0HCw3zxFfI4E0dc=
-github.com/unistack-org/micro/v3 v3.2.16/go.mod h1:y+fV+BPNK2IqGoLquRU396jTYifG0HCw3zxFfI4E0dc=
-github.com/unistack-org/micro/v3 v3.2.17/go.mod h1:y+fV+BPNK2IqGoLquRU396jTYifG0HCw3zxFfI4E0dc=
-github.com/unistack-org/micro/v3 v3.2.18 h1:+EnZ6xJJzHINQr7c8nkwygkfy+qLssiKd1hktgEzHL4=
-github.com/unistack-org/micro/v3 v3.2.18/go.mod h1:y+fV+BPNK2IqGoLquRU396jTYifG0HCw3zxFfI4E0dc=
-github.com/unistack-org/micro/v3 v3.2.20/go.mod h1:y+fV+BPNK2IqGoLquRU396jTYifG0HCw3zxFfI4E0dc=
-golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 h1:qWPm9rbaAMKs8Bq/9LRpbMqxWRVUAQwMI9fVrssnTfw=
-golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+github.com/unistack-org/micro/v3 v3.3.0 h1:pEj/8QVFzMlNMEL//q/Te8qgG+XI6LTYIQrb6hMymgk=
+github.com/unistack-org/micro/v3 v3.3.0/go.mod h1:iJwCWq2PECMxigfqe6TPC5GLWvj6P94Kk+PTVZGL3w8=
+golang.org/x/net v0.0.0-20210316092652-d523dce5a7f4/go.mod h1:RBQZq4jEuRlivfhVLdyRGr576XBO4/greRjx4P4O3yc=
+golang.org/x/net v0.0.0-20210323141857-08027d57d8cf h1:sewfyKLWuY3ko6EI4hbFziQ8bHkfammpzCDfLT92I1c=
+golang.org/x/net v0.0.0-20210323141857-08027d57d8cf/go.mod h1:RBQZq4jEuRlivfhVLdyRGr576XBO4/greRjx4P4O3yc=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

http.go

@@ -32,8 +32,8 @@ type httpServer struct {
 	// used for first registration
 	registered bool
 	// register service instance
-	rsvc *register.Service
-
+	rsvc         *register.Service
+	init         bool
 	errorHandler func(context.Context, server.Handler, http.ResponseWriter, *http.Request, error, int)
 }
 
@@ -52,29 +52,61 @@ func (h *httpServer) Options() server.Options {
 }
 
 func (h *httpServer) Init(opts ...server.Option) error {
+	if len(opts) == 0 && h.init {
+		return nil
+	}
+
 	h.Lock()
 	for _, o := range opts {
 		o(&h.opts)
 	}
-	h.errorHandler = DefaultErrorHandler
 	if fn, ok := h.opts.Context.Value(errorHandlerKey{}).(func(ctx context.Context, s server.Handler, w http.ResponseWriter, r *http.Request, err error, status int)); ok && fn != nil {
 		h.errorHandler = fn
 	}
-
-	h.handlers = make(map[string]server.Handler)
+	if h.errorHandler == nil {
+		h.errorHandler = DefaultErrorHandler
+	}
+	if h.handlers == nil {
+		h.handlers = make(map[string]server.Handler)
+	}
 	h.Unlock()
+
+	if err := h.opts.Register.Init(); err != nil {
+		return err
+	}
+	if err := h.opts.Broker.Init(); err != nil {
+		return err
+	}
+	if err := h.opts.Tracer.Init(); err != nil {
+		return err
+	}
+	if err := h.opts.Auth.Init(); err != nil {
+		return err
+	}
+	if err := h.opts.Logger.Init(); err != nil {
+		return err
+	}
+	if err := h.opts.Meter.Init(); err != nil {
+		return err
+	}
+	if err := h.opts.Transport.Init(); err != nil {
+		return err
+	}
+
+	h.init = true
+
 	return nil
 }
 
 func (h *httpServer) Handle(handler server.Handler) error {
 	h.Lock()
 	if hdlr, ok := handler.(*httpHandler); ok {
-		if h.handlers == nil {
-			h.handlers = make(map[string]server.Handler)
-		}
 		if _, ok := hdlr.hd.(http.Handler); ok {
 			h.hd = handler
 		} else {
+			if h.handlers == nil {
+				h.handlers = make(map[string]server.Handler)
+			}
 			h.handlers[handler.Name()] = handler
 		}
 	} else {

options.go

@@ -64,3 +64,6 @@ type errorHandlerKey struct{}
 func ErrorHandler(fn func(ctx context.Context, s server.Handler, w http.ResponseWriter, r *http.Request, err error, status int)) server.Option {
 	return server.SetOption(errorHandlerKey{}, fn)
 }
+
+// type pathHandlerKey struct{}
+// PathHandler specifies http handler for path