update for latest micro

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

.github/renovate.json

@@ -0,0 +1,20 @@
+{
+  "extends": [
+    "config:base"
+  ],
+  "postUpdateOptions": ["gomodTidy"],
+  "packageRules": [
+    {
+      "matchUpdateTypes": ["minor", "patch", "pin", "digest"],
+      "automerge": true
+    },
+    {
+      "groupName": "all deps",
+      "separateMajorMinor": true,
+      "groupSlug": "all",
+      "packagePatterns": [
+        "*"
+      ]
+    }
+  ]
+}

.github/workflows/build.yml

@@ -9,9 +9,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: setup
-      uses: actions/setup-go@v1
+      uses: actions/setup-go@v2
       with:
-        go-version: 1.15
+        go-version: 1.16
     - name: checkout
       uses: actions/checkout@v2
     - name: cache
@@ -33,7 +33,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v2
       - name: lint
-        uses: golangci/golangci-lint-action@v1
+        uses: golangci/golangci-lint-action@v2
         continue-on-error: true
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.

.github/workflows/pr.yml

@@ -9,9 +9,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: setup
-      uses: actions/setup-go@v1
+      uses: actions/setup-go@v2
       with:
-        go-version: 1.15
+        go-version: 1.16
     - name: checkout
       uses: actions/checkout@v2
     - name: cache
@@ -33,7 +33,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v2
       - name: lint
-        uses: golangci/golangci-lint-action@v1
+        uses: golangci/golangci-lint-action@v2
         continue-on-error: true
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.

go.mod

@@ -1,16 +1,12 @@
 module github.com/unistack-org/micro-server-grpc/v3
 
-go 1.15
+go 1.16
 
 require (
-	github.com/golang/protobuf v1.4.3
-	github.com/google/go-cmp v0.5.1 // indirect
-	github.com/unistack-org/micro/v3 v3.2.2
-	golang.org/x/net v0.0.0-20201224014010-6772e930b67b
+	github.com/golang/protobuf v1.5.2
+	github.com/unistack-org/micro/v3 v3.3.16
+	golang.org/x/net v0.0.0-20210415231046-e915ea6b2b7d
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
-	google.golang.org/genproto v0.0.0-20200904004341-0bd0a958aa1d // indirect
-	google.golang.org/grpc v1.35.0
-	google.golang.org/protobuf v1.25.0
+	google.golang.org/grpc v1.37.0
+	google.golang.org/protobuf v1.26.0
 )
-
-//replace github.com/unistack-org/micro/v3 => ../../micro

go.sum

@@ -1,18 +1,14 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
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 github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
-github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
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-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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-github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
+github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
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@@ -25,85 +21,58 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W
 github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
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 github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
-github.com/golang/protobuf v1.4.3 h1:JjCZWpVbqXDqFVmTfYWEVTMIYrL/NPdPSCHPJ0T/raM=
-github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
+github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
+github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
+github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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-github.com/google/go-cmp v0.5.0 h1:/QaMHBdZ26BB3SSst0Iwl10Epc+xhTquomWX0oZEB6w=
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-golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
-golang.org/x/tools v0.0.0-20191216052735-49a3e744a425/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
-golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -113,14 +82,12 @@ google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoA
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/genproto v0.0.0-20200904004341-0bd0a958aa1d h1:92D1fum1bJLKSdr11OJ+54YeCMCGYIygTA7R/YZxH5M=
-google.golang.org/genproto v0.0.0-20200904004341-0bd0a958aa1d/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.35.0 h1:TwIQcH3es+MojMVojxxfQ3l3OF2KzlRxML2xZq0kRo8=
-google.golang.org/grpc v1.35.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
+google.golang.org/grpc v1.37.0 h1:uSZWeQJX5j11bIQ4AJoj+McDBo29cY1MCoC1wO3ts+c=
+google.golang.org/grpc v1.37.0/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -129,17 +96,12 @@ google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzi
 google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGjtUeSXeh4=
-google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c=
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.26.0 h1:bxAC2xTBsZGibn2RTntX0oH50xLsqy1OxA9tTL3p/lk=
+google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
-gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

grpc.go

@@ -19,7 +19,7 @@ import (
 	"github.com/unistack-org/micro/v3/codec"
 	"github.com/unistack-org/micro/v3/errors"
 	"github.com/unistack-org/micro/v3/logger"
-	meta "github.com/unistack-org/micro/v3/metadata"
+	metadata "github.com/unistack-org/micro/v3/metadata"
 	"github.com/unistack-org/micro/v3/register"
 	"github.com/unistack-org/micro/v3/server"
 	"golang.org/x/net/netutil"
@@ -27,7 +27,7 @@ import (
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/credentials"
 	"google.golang.org/grpc/encoding"
-	"google.golang.org/grpc/metadata"
+	gmetadata "google.golang.org/grpc/metadata"
 	"google.golang.org/grpc/peer"
 	grpcreflect "google.golang.org/grpc/reflection/grpc_reflection_v1alpha"
 	"google.golang.org/grpc/status"
@@ -53,6 +53,7 @@ type grpcServer struct {
 	opts        server.Options
 	handlers    map[string]server.Handler
 	subscribers map[*subscriber][]broker.Subscriber
+	init        bool
 	// marks the serve as started
 	started bool
 	// used for first registration
@@ -80,6 +81,7 @@ func newGRPCServer(opts ...server.Option) server.Server {
 	return g
 }
 
+/*
 type grpcRouter struct {
  h func(context.Context, server.Request, interface{}) error
  m func(context.Context, server.Message) error
@@ -93,6 +95,8 @@ func (r grpcRouter) ServeRequest(ctx context.Context, req server.Request, rsp se
  return r.h(ctx, req, rsp)
 }
 
+*/
+
 func (g *grpcServer) configure(opts ...server.Option) error {
 	g.Lock()
 	defer g.Unlock()
@@ -101,12 +105,26 @@ func (g *grpcServer) configure(opts ...server.Option) error {
 		o(&g.opts)
 	}
 
-	if g.opts.Register == nil {
-		return fmt.Errorf("register not set")
+	if err := g.opts.Register.Init(); err != nil {
+		return err
 	}
-
-	if g.opts.Broker == nil {
-		return fmt.Errorf("broker not set")
+	if err := g.opts.Broker.Init(); err != nil {
+		return err
+	}
+	if err := g.opts.Tracer.Init(); err != nil {
+		return err
+	}
+	if err := g.opts.Auth.Init(); err != nil {
+		return err
+	}
+	if err := g.opts.Logger.Init(); err != nil {
+		return err
+	}
+	if err := g.opts.Meter.Init(); err != nil {
+		return err
+	}
+	if err := g.opts.Transport.Init(); err != nil {
+		return err
 	}
 
 	g.wg = g.opts.Wait
@@ -153,6 +171,8 @@ func (g *grpcServer) configure(opts ...server.Option) error {
 		return g.Start()
 	}
 
+	g.init = true
+
 	return nil
 }
 
@@ -168,10 +188,8 @@ func (g *grpcServer) getMaxMsgSize() int {
 }
 
 func (g *grpcServer) getCredentials() credentials.TransportCredentials {
-	if g.opts.Context != nil {
-		if v, ok := g.opts.Context.Value(tlsAuth{}).(*tls.Config); ok && v != nil {
-			return credentials.NewTLS(v)
-		}
+	if g.opts.TLSConfig != nil {
+		return credentials.NewTLS(g.opts.TLSConfig)
 	}
 	return nil
 }
@@ -226,35 +244,34 @@ func (g *grpcServer) handler(srv interface{}, stream grpc.ServerStream) (err err
 	}
 
 	// get grpc metadata
-	gmd, ok := metadata.FromIncomingContext(stream.Context())
+	gmd, ok := gmetadata.FromIncomingContext(stream.Context())
 	if !ok {
-		gmd = metadata.MD{}
+		gmd = gmetadata.MD{}
 	}
 
-	// copy the metadata to go-micro.metadata
-	md := meta.Metadata{}
+	md := metadata.New(len(gmd))
 	for k, v := range gmd {
-		md[k] = strings.Join(v, ", ")
+		md.Set(k, strings.Join(v, ", "))
 	}
 
 	// timeout for server deadline
-	to := md["timeout"]
+	to, ok := md.Get("timeout")
+	if ok {
+		md.Del("timeout")
+	}
 
 	// get content type
 	ct := defaultContentType
 
-	if ctype, ok := md["x-content-type"]; ok {
+	if ctype, ok := md.Get("content-type"); ok {
 		ct = ctype
-	}
-	if ctype, ok := md["content-type"]; ok {
+	} else if ctype, ok := md.Get("x-content-type"); ok {
 		ct = ctype
+		md.Del("x-content-type")
 	}
 
-	delete(md, "x-content-type")
-	delete(md, "timeout")
-
 	// create new context
-	ctx := meta.NewContext(stream.Context(), md)
+	ctx := metadata.NewIncomingContext(stream.Context(), md)
 
 	// get peer from context
 	if p, ok := peer.FromContext(stream.Context()); ok {
@@ -271,58 +288,6 @@ func (g *grpcServer) handler(srv interface{}, stream grpc.ServerStream) (err err
 		}
 	}
 
-	// process via router
-	if g.opts.Router != nil {
-		cf, err := g.newCodec(ct)
-		if err != nil {
-			return errors.InternalServerError(g.opts.Name, err.Error())
-		}
-
-		// create a client.Request
-		request := &rpcRequest{
-			rw:          &wrapStream{stream},
-			service:     serviceFromMethod(fullMethod),
-			contentType: ct,
-			method:      fmt.Sprintf("%s.%s", serviceName, methodName),
-			endpoint:    fmt.Sprintf("%s.%s", serviceName, methodName),
-			target:      g.opts.Name,
-			codec:       cf,
-			stream:      true,
-		}
-
-		response := &rpcResponse{
-			method:   fmt.Sprintf("%s.%s", serviceName, methodName),
-			endpoint: fmt.Sprintf("%s.%s", serviceName, methodName),
-			target:   g.opts.Name,
-			rw:       &wrapStream{stream},
-			header:   make(map[string]string),
-			codec:    cf,
-		}
-
-		// create a wrapped function
-		handler := func(ctx context.Context, req server.Request, rsp interface{}) error {
-			return g.opts.Router.ServeRequest(ctx, req, rsp.(server.Response))
-		}
-
-		// execute the wrapper for it
-		for i := len(g.opts.HdlrWrappers); i > 0; i-- {
-			handler = g.opts.HdlrWrappers[i-1](handler)
-		}
-
-		r := grpcRouter{h: handler}
-
-		// serve the actual request using the request router
-		if err := r.ServeRequest(ctx, request, response); err != nil {
-			if _, ok := status.FromError(err); ok {
-				return err
-			}
-			return status.Errorf(codes.Internal, err.Error())
-		}
-
-		return nil
-	}
-
-	// process the standard request flow
 	g.rpc.mu.RLock()
 	svc := g.rpc.serviceMap[serviceName]
 	g.rpc.mu.RUnlock()
@@ -437,14 +402,6 @@ func (g *grpcServer) processRequest(stream grpc.ServerStream, service *service,
 				statusCode = microError(verr)
 				statusDesc = verr.Error()
 				errStatus = status.New(statusCode, statusDesc)
-			case oldproto.Message:
-				// user defined error that proto based we can attach it to grpc status
-				statusCode = convertCode(appErr)
-				statusDesc = appErr.Error()
-				errStatus, err = status.New(statusCode, statusDesc).WithDetails(verr)
-				if err != nil {
-					return err
-				}
 			case proto.Message:
 				// user defined error that proto based we can attach it to grpc status
 				statusCode = convertCode(appErr)
@@ -491,15 +448,15 @@ func (s *reflectStream) Recv() (*grpcreflect.ServerReflectionRequest, error) {
 	return req, err
 }
 
-func (s *reflectStream) SetHeader(metadata.MD) error {
+func (s *reflectStream) SetHeader(gmetadata.MD) error {
 	return nil
 }
 
-func (s *reflectStream) SendHeader(metadata.MD) error {
+func (s *reflectStream) SendHeader(gmetadata.MD) error {
 	return nil
 }
 
-func (s *reflectStream) SetTrailer(metadata.MD) {
+func (s *reflectStream) SetTrailer(gmetadata.MD) {
 
 }
 
@@ -562,14 +519,6 @@ func (g *grpcServer) processStream(stream grpc.ServerStream, service *service, m
 			statusCode = microError(verr)
 			statusDesc = verr.Error()
 			errStatus = status.New(statusCode, statusDesc)
-		case oldproto.Message:
-			// user defined error that proto based we can attach it to grpc status
-			statusCode = convertCode(appErr)
-			statusDesc = appErr.Error()
-			errStatus, err = status.New(statusCode, statusDesc).WithDetails(verr)
-			if err != nil {
-				return err
-			}
 		case proto.Message:
 			// user defined error that proto based we can attach it to grpc status
 			statusCode = convertCode(appErr)
@@ -598,6 +547,10 @@ func (g *grpcServer) newCodec(ct string) (codec.Codec, error) {
 	g.RLock()
 	defer g.RUnlock()
 
+	if idx := strings.IndexRune(ct, ';'); idx >= 0 {
+		ct = ct[:idx]
+	}
+
 	if c, ok := g.opts.Codecs[ct]; ok {
 		return c, nil
 	}
@@ -614,6 +567,9 @@ func (g *grpcServer) Options() server.Options {
 }
 
 func (g *grpcServer) Init(opts ...server.Option) error {
+	if len(opts) == 0 && g.init {
+		return nil
+	}
 	return g.configure(opts...)
 }
 
@@ -680,22 +636,18 @@ func (g *grpcServer) Register() error {
 	g.RLock()
 	// Maps are ordered randomly, sort the keys for consistency
 	var handlerList []string
-	for n, e := range g.handlers {
+	for n, _ := range g.handlers {
 		// Only advertise non internal handlers
-		if !e.Options().Internal {
 		handlerList = append(handlerList, n)
 	}
-	}
 
 	sort.Strings(handlerList)
 
 	var subscriberList []*subscriber
 	for e := range g.subscribers {
 		// Only advertise non internal subscribers
-		if !e.Options().Internal {
 		subscriberList = append(subscriberList, e)
 	}
-	}
 	sort.Slice(subscriberList, func(i, j int) bool {
 		return subscriberList[i].topic > subscriberList[j].topic
 	})

options.go

@@ -2,7 +2,6 @@ package grpc
 
 import (
 	"context"
-	"crypto/tls"
 
 	"github.com/unistack-org/micro/v3/server"
 	"google.golang.org/grpc"
@@ -12,7 +11,6 @@ import (
 type codecsKey struct{}
 type grpcOptions struct{}
 type maxMsgSizeKey struct{}
-type tlsAuth struct{}
 type reflectionKey struct{}
 
 // gRPC Codec to be used to encode/decode requests for a given content type
@@ -30,11 +28,6 @@ func Codec(contentType string, c encoding.Codec) server.Option {
 	}
 }
 
-// AuthTLS should be used to setup a secure authentication using TLS
-func AuthTLS(t *tls.Config) server.Option {
-	return setServerOption(tlsAuth{}, t)
-}
-
 // Options to be used to configure gRPC options
 func Options(opts ...grpc.ServerOption) server.Option {
 	return setServerOption(grpcOptions{}, opts)

subscriber.go

@@ -136,10 +136,13 @@ func (g *grpcServer) createSubHandler(sb *subscriber, opts server.Options) broke
 
 		hdr := make(map[string]string, len(msg.Header))
 		for k, v := range msg.Header {
+			if k == "Content-Type" {
+				continue
+			}
 			hdr[k] = v
 		}
-		delete(hdr, "Content-Type")
-		ctx := metadata.NewContext(sb.opts.Context, hdr)
+
+		ctx := metadata.NewIncomingContext(sb.opts.Context, hdr)
 
 		results := make(chan error, len(sb.handlers))