update go version

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

go.mod

@@ -4,11 +4,11 @@ go 1.16
 
 require (
 	github.com/google/uuid v1.3.0
-	go.unistack.org/micro-proto/v3 v3.2.7 // indirect
 	go.unistack.org/micro/v3 v3.8.21
-	golang.org/x/net v0.0.0-20220225172249-27dd8689420f // indirect
-	golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5 // indirect
-	google.golang.org/genproto v0.0.0-20220310185008-1973136f34c6 // indirect
-	google.golang.org/grpc v1.45.0
+	golang.org/x/net v0.0.0-20220114011407-0dd24b26b47d // indirect
+	golang.org/x/sys v0.0.0-20220114195835-da31bd327af9 // indirect
+	golang.org/x/text v0.3.7 // indirect
+	google.golang.org/genproto v0.0.0-20220118154757-00ab72f36ad5 // indirect
+	google.golang.org/grpc v1.44.0
 	google.golang.org/protobuf v1.27.1
 )

go.sum

@@ -45,7 +45,6 @@ github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw
 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/gnostic v0.6.6 h1:MVSM2r2j9aRUvYNym66JGW96Ddd5MN4sTi59yktb6yk=
 github.com/google/gnostic v0.6.6/go.mod h1:Nm8234We1lq6iB9OmlgNv3nH91XLLVZHCDayfA3xq+E=
 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=
@@ -80,8 +79,6 @@ github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQ
 go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
 go.unistack.org/micro-proto/v3 v3.2.1 h1:z7+V97LcAwMbBiYStmf8b6fFk2UPJTzni+rxNqk4NrI=
 go.unistack.org/micro-proto/v3 v3.2.1/go.mod h1:ZltVWNECD5yK+40+OCONzGw4OtmSdTpVi8/KFgo9dqM=
-go.unistack.org/micro-proto/v3 v3.2.7 h1:zG6d69kHc+oij2lwQ3AfrCgdjiEVRG2A7TlsxjusWs4=
-go.unistack.org/micro-proto/v3 v3.2.7/go.mod h1:ZltVWNECD5yK+40+OCONzGw4OtmSdTpVi8/KFgo9dqM=
 go.unistack.org/micro/v3 v3.8.21 h1:8vYxtIlPnCBZ888BrQSP6+b0CFQcn5FiaqDpI5XqorQ=
 go.unistack.org/micro/v3 v3.8.21/go.mod h1:aBOCQ6SkAwKMRI7Q1CIsQA2S88ibyJfweJZlT1M2qpE=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
@@ -99,10 +96,9 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20210928044308-7d9f5e0b762b h1:eB48h3HiRycXNy8E0Gf5e0hv7YT6Kt14L/D73G1fuwo=
 golang.org/x/net v0.0.0-20210928044308-7d9f5e0b762b/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20220225172249-27dd8689420f h1:oA4XRj0qtSt8Yo1Zms0CUlsT3KG69V2UGQWPBxujDmc=
-golang.org/x/net v0.0.0-20220225172249-27dd8689420f/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
+golang.org/x/net v0.0.0-20220114011407-0dd24b26b47d h1:1n1fc535VhN8SYtD4cDUyNlfpAF2ROMM9+11equK3hs=
+golang.org/x/net v0.0.0-20220114011407-0dd24b26b47d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -116,18 +112,13 @@ golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210510120138-977fb7262007 h1:gG67DSER+11cZvqIMb8S8bt0vZtiN6xWYARwirrOSfE=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5 h1:y/woIyUBFbpQGKS0u1aHF/40WUDnek3fPOyD08H5Vng=
-golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220114195835-da31bd327af9 h1:XfKQ4OlFl8okEOr5UvAqFRVj8pY/4yfcXrddB8qAbU0=
+golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5/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/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
@@ -145,10 +136,9 @@ 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 v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/genproto v0.0.0-20220107163113-42d7afdf6368 h1:Et6SkiuvnBn+SgrSYXs/BrUpGB4mbdwt4R3vaPIlicA=
 google.golang.org/genproto v0.0.0-20220107163113-42d7afdf6368/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
-google.golang.org/genproto v0.0.0-20220310185008-1973136f34c6 h1:FglFEfyj61zP3c6LgjmVHxYxZWXYul9oiS1EZqD5gLc=
-google.golang.org/genproto v0.0.0-20220310185008-1973136f34c6/go.mod h1:kGP+zUP2Ddo0ayMi4YuN7C3WZyJvGLZRh8Z5wnAqvEI=
+google.golang.org/genproto v0.0.0-20220118154757-00ab72f36ad5 h1:zzNejm+EgrbLfDZ6lu9Uud2IVvHySPl8vQzf04laR5Q=
+google.golang.org/genproto v0.0.0-20220118154757-00ab72f36ad5/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
 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=
@@ -158,8 +148,6 @@ google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAG
 google.golang.org/grpc v1.40.0/go.mod h1:ogyxbiOoUXAkP+4+xa6PZSE9DZgIHtSpzjDTB9KAK34=
 google.golang.org/grpc v1.44.0 h1:weqSxi/TMs1SqFRMHCtBgXRs8k3X39QIDEZ0pRcttUg=
 google.golang.org/grpc v1.44.0/go.mod h1:k+4IHHFw41K8+bbowsex27ge2rCb65oeWqe4jJ590SU=
-google.golang.org/grpc v1.45.0 h1:NEpgUqV3Z+ZjkqMsxMg11IaDrXY4RY6CQukSGK0uI1M=
-google.golang.org/grpc v1.45.0/go.mod h1:lN7owxKUQEqMfSyQikvvk5tf/6zMPsrK+ONuO11+0rQ=
 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=
@@ -180,7 +168,6 @@ gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/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=

micro/service_micro.pb.go

@@ -22,9 +22,9 @@ func NewLoggerServiceEndpoints() []api.Endpoint {
 }
 
 type LoggerServiceClient interface {
-	Log(ctx context.Context, req *proto.LogReq, opts ...client.CallOption) (*proto.LogRsp, error)
+	Log(ctx context.Context, req *proto.Message, opts ...client.CallOption) (*proto.Empty, error)
 }
 
 type LoggerServiceServer interface {
-	Log(ctx context.Context, req *proto.LogReq, rsp *proto.LogRsp) error
+	Log(ctx context.Context, req *proto.Message, rsp *proto.Empty) error
 }

micro/service_micro_rpc.pb.go

@@ -21,8 +21,8 @@ func NewLoggerServiceClient(name string, c client.Client) LoggerServiceClient {
 	return &loggerServiceClient{c: c, name: name}
 }
 
-func (c *loggerServiceClient) Log(ctx context.Context, req *proto.LogReq, opts ...client.CallOption) (*proto.LogRsp, error) {
-	rsp := &proto.LogRsp{}
+func (c *loggerServiceClient) Log(ctx context.Context, req *proto.Message, opts ...client.CallOption) (*proto.Empty, error) {
+	rsp := &proto.Empty{}
 	err := c.c.Call(ctx, c.c.NewRequest(c.name, "LoggerService.Log", req), rsp, opts...)
 	if err != nil {
 		return nil, err
@@ -34,13 +34,13 @@ type loggerServiceServer struct {
 	LoggerServiceServer
 }
 
-func (h *loggerServiceServer) Log(ctx context.Context, req *proto.LogReq, rsp *proto.LogRsp) error {
+func (h *loggerServiceServer) Log(ctx context.Context, req *proto.Message, rsp *proto.Empty) error {
 	return h.LoggerServiceServer.Log(ctx, req, rsp)
 }
 
 func RegisterLoggerServiceServer(s server.Server, sh LoggerServiceServer, opts ...server.HandlerOption) error {
 	type loggerService interface {
-		Log(ctx context.Context, req *proto.LogReq, rsp *proto.LogRsp) error
+		Log(ctx context.Context, req *proto.Message, rsp *proto.Empty) error
 	}
 	type LoggerService struct {
 		loggerService

proto/service.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.26.0
-// 	protoc        v3.19.4
+// 	protoc        v3.17.3
 // source: service.proto
 
 package servicepb
@@ -20,14 +20,14 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-type LogRsp struct {
+type Empty struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 }
 
-func (x *LogRsp) Reset() {
-	*x = LogRsp{}
+func (x *Empty) Reset() {
+	*x = Empty{}
 	if protoimpl.UnsafeEnabled {
 		mi := &file_service_proto_msgTypes[0]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -35,13 +35,13 @@ func (x *LogRsp) Reset() {
 	}
 }
 
-func (x *LogRsp) String() string {
+func (x *Empty) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }
 
-func (*LogRsp) ProtoMessage() {}
+func (*Empty) ProtoMessage() {}
 
-func (x *LogRsp) ProtoReflect() protoreflect.Message {
+func (x *Empty) ProtoReflect() protoreflect.Message {
 	mi := &file_service_proto_msgTypes[0]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -53,12 +53,12 @@ func (x *LogRsp) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }
 
-// Deprecated: Use LogRsp.ProtoReflect.Descriptor instead.
-func (*LogRsp) Descriptor() ([]byte, []int) {
+// Deprecated: Use Empty.ProtoReflect.Descriptor instead.
+func (*Empty) Descriptor() ([]byte, []int) {
 	return file_service_proto_rawDescGZIP(), []int{0}
 }
 
-type LogReq struct {
+type Message struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
@@ -69,8 +69,8 @@ type LogReq struct {
 	Fields []*Field `protobuf:"bytes,4,rep,name=fields,proto3" json:"fields,omitempty"`
 }
 
-func (x *LogReq) Reset() {
-	*x = LogReq{}
+func (x *Message) Reset() {
+	*x = Message{}
 	if protoimpl.UnsafeEnabled {
 		mi := &file_service_proto_msgTypes[1]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -78,13 +78,13 @@ func (x *LogReq) Reset() {
 	}
 }
 
-func (x *LogReq) String() string {
+func (x *Message) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }
 
-func (*LogReq) ProtoMessage() {}
+func (*Message) ProtoMessage() {}
 
-func (x *LogReq) ProtoReflect() protoreflect.Message {
+func (x *Message) ProtoReflect() protoreflect.Message {
 	mi := &file_service_proto_msgTypes[1]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -96,33 +96,33 @@ func (x *LogReq) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }
 
-// Deprecated: Use LogReq.ProtoReflect.Descriptor instead.
-func (*LogReq) Descriptor() ([]byte, []int) {
+// Deprecated: Use Message.ProtoReflect.Descriptor instead.
+func (*Message) Descriptor() ([]byte, []int) {
 	return file_service_proto_rawDescGZIP(), []int{1}
 }
 
-func (x *LogReq) GetLevel() int32 {
+func (x *Message) GetLevel() int32 {
 	if x != nil {
 		return x.Level
 	}
 	return 0
 }
 
-func (x *LogReq) GetFormat() string {
+func (x *Message) GetFormat() string {
 	if x != nil {
 		return x.Format
 	}
 	return ""
 }
 
-func (x *LogReq) GetMsg() string {
+func (x *Message) GetMsg() string {
 	if x != nil {
 		return x.Msg
 	}
 	return ""
 }
 
-func (x *LogReq) GetFields() []*Field {
+func (x *Message) GetFields() []*Field {
 	if x != nil {
 		return x.Fields
 	}
@@ -135,7 +135,12 @@ type Field struct {
 	unknownFields protoimpl.UnknownFields
 
 	Key string `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
-	Val string `protobuf:"bytes,2,opt,name=val,proto3" json:"val,omitempty"`
+	// Types that are assignable to Val:
+	//	*Field_DoubleVal
+	//	*Field_FloatVal
+	//	*Field_Int32Val
+	//	*Field_Int64Val
+	Val isField_Val `protobuf_oneof:"val"`
 }
 
 func (x *Field) Reset() {
@@ -177,37 +182,101 @@ func (x *Field) GetKey() string {
 	return ""
 }
 
-func (x *Field) GetVal() string {
-	if x != nil {
-		return x.Val
+func (m *Field) GetVal() isField_Val {
+	if m != nil {
+		return m.Val
 	}
-	return ""
+	return nil
 }
 
+func (x *Field) GetDoubleVal() float64 {
+	if x, ok := x.GetVal().(*Field_DoubleVal); ok {
+		return x.DoubleVal
+	}
+	return 0
+}
+
+func (x *Field) GetFloatVal() float32 {
+	if x, ok := x.GetVal().(*Field_FloatVal); ok {
+		return x.FloatVal
+	}
+	return 0
+}
+
+func (x *Field) GetInt32Val() int32 {
+	if x, ok := x.GetVal().(*Field_Int32Val); ok {
+		return x.Int32Val
+	}
+	return 0
+}
+
+func (x *Field) GetInt64Val() int64 {
+	if x, ok := x.GetVal().(*Field_Int64Val); ok {
+		return x.Int64Val
+	}
+	return 0
+}
+
+type isField_Val interface {
+	isField_Val()
+}
+
+type Field_DoubleVal struct {
+	// https://developers.google.com/protocol-buffers/docs/proto3#scalar
+	DoubleVal float64 `protobuf:"fixed64,2,opt,name=double_val,json=doubleVal,proto3,oneof"`
+}
+
+type Field_FloatVal struct {
+	FloatVal float32 `protobuf:"fixed32,3,opt,name=float_val,json=floatVal,proto3,oneof"`
+}
+
+type Field_Int32Val struct {
+	Int32Val int32 `protobuf:"varint,4,opt,name=int32_val,json=int32Val,proto3,oneof"`
+}
+
+type Field_Int64Val struct {
+	Int64Val int64 `protobuf:"varint,5,opt,name=int64_val,json=int64Val,proto3,oneof"` //1
+}
+
+func (*Field_DoubleVal) isField_Val() {}
+
+func (*Field_FloatVal) isField_Val() {}
+
+func (*Field_Int32Val) isField_Val() {}
+
+func (*Field_Int64Val) isField_Val() {}
+
 var File_service_proto protoreflect.FileDescriptor
 
 var file_service_proto_rawDesc = []byte{
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+	0x61, 0x6c, 0x18, 0x03, 0x20, 0x01, 0x28, 0x02, 0x48, 0x00, 0x52, 0x08, 0x66, 0x6c, 0x6f, 0x61,
+	0x74, 0x56, 0x61, 0x6c, 0x12, 0x1d, 0x0a, 0x09, 0x69, 0x6e, 0x74, 0x33, 0x32, 0x5f, 0x76, 0x61,
+	0x6c, 0x18, 0x04, 0x20, 0x01, 0x28, 0x05, 0x48, 0x00, 0x52, 0x08, 0x69, 0x6e, 0x74, 0x33, 0x32,
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+	0x18, 0x05, 0x20, 0x01, 0x28, 0x03, 0x48, 0x00, 0x52, 0x08, 0x69, 0x6e, 0x74, 0x36, 0x34, 0x56,
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+	0x67, 0x65, 0x72, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x12, 0x2d, 0x0a, 0x03, 0x4c, 0x6f,
+	0x67, 0x12, 0x12, 0x2e, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x70, 0x62, 0x2e, 0x4d, 0x65,
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+	0x62, 0x2e, 0x45, 0x6d, 0x70, 0x74, 0x79, 0x22, 0x00, 0x42, 0x39, 0x5a, 0x37, 0x67, 0x6f, 0x2e,
+	0x75, 0x6e, 0x69, 0x73, 0x74, 0x61, 0x63, 0x6b, 0x2e, 0x6f, 0x72, 0x67, 0x2f, 0x6d, 0x69, 0x63,
+	0x72, 0x6f, 0x2d, 0x6c, 0x6f, 0x67, 0x67, 0x65, 0x72, 0x2d, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63,
+	0x65, 0x2f, 0x76, 0x33, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x3b, 0x73, 0x65, 0x72, 0x76, 0x69,
+	0x63, 0x65, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -224,14 +293,14 @@ func file_service_proto_rawDescGZIP() []byte {
 
 var file_service_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
 var file_service_proto_goTypes = []interface{}{
-	(*LogRsp)(nil), // 0: servicepb.LogRsp
-	(*LogReq)(nil), // 1: servicepb.LogReq
-	(*Field)(nil),  // 2: servicepb.Field
+	(*Empty)(nil),   // 0: servicepb.Empty
+	(*Message)(nil), // 1: servicepb.Message
+	(*Field)(nil),   // 2: servicepb.Field
 }
 var file_service_proto_depIdxs = []int32{
-	2, // 0: servicepb.LogReq.fields:type_name -> servicepb.Field
-	1, // 1: servicepb.LoggerService.Log:input_type -> servicepb.LogReq
-	0, // 2: servicepb.LoggerService.Log:output_type -> servicepb.LogRsp
+	2, // 0: servicepb.Message.fields:type_name -> servicepb.Field
+	1, // 1: servicepb.LoggerService.Log:input_type -> servicepb.Message
+	0, // 2: servicepb.LoggerService.Log:output_type -> servicepb.Empty
 	2, // [2:3] is the sub-list for method output_type
 	1, // [1:2] is the sub-list for method input_type
 	1, // [1:1] is the sub-list for extension type_name
@@ -246,7 +315,7 @@ func file_service_proto_init() {
 	}
 	if !protoimpl.UnsafeEnabled {
 		file_service_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*LogRsp); i {
+			switch v := v.(*Empty); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -258,7 +327,7 @@ func file_service_proto_init() {
 			}
 		}
 		file_service_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*LogReq); i {
+			switch v := v.(*Message); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -282,6 +351,12 @@ func file_service_proto_init() {
 			}
 		}
 	}
+	file_service_proto_msgTypes[2].OneofWrappers = []interface{}{
+		(*Field_DoubleVal)(nil),
+		(*Field_FloatVal)(nil),
+		(*Field_Int32Val)(nil),
+		(*Field_Int64Val)(nil),
+	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{

proto/service.proto

@@ -4,12 +4,12 @@ package servicepb;
 option go_package="go.unistack.org/micro-logger-service/v3/proto;servicepb";
 
 service LoggerService {
-	rpc Log(LogReq) returns (LogRsp) {};
+	rpc Log(Message) returns (Empty) {};
 }
 
-message LogRsp {};
+message Empty {};
 
-message LogReq {
+message Message {
   int32 level = 1;
 	string format = 2;
 	string msg = 3;
@@ -18,5 +18,12 @@ message LogReq {
 
 message Field {
   string key = 1;
-  string val = 2;
+  oneof val {
+    // https://developers.google.com/protocol-buffers/docs/proto3#scalar
+    double double_val = 2;
+    float float_val = 3;
+    int32 int32_val = 4;
+    int64 int64_val = 5;
+    //1
+  };
 };

proto/service_grpc.pb.go

@@ -1,8 +1,4 @@
 // Code generated by protoc-gen-go-grpc. DO NOT EDIT.
-// versions:
-// - protoc-gen-go-grpc v1.2.0
-// - protoc             v3.19.4
-// source: service.proto
 
 package servicepb
 
@@ -22,7 +18,7 @@ const _ = grpc.SupportPackageIsVersion7
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type LoggerServiceClient interface {
-	Log(ctx context.Context, in *LogReq, opts ...grpc.CallOption) (*LogRsp, error)
+	Log(ctx context.Context, in *Message, opts ...grpc.CallOption) (*Empty, error)
 }
 
 type loggerServiceClient struct {
@@ -33,8 +29,8 @@ func NewLoggerServiceClient(cc grpc.ClientConnInterface) LoggerServiceClient {
 	return &loggerServiceClient{cc}
 }
 
-func (c *loggerServiceClient) Log(ctx context.Context, in *LogReq, opts ...grpc.CallOption) (*LogRsp, error) {
-	out := new(LogRsp)
+func (c *loggerServiceClient) Log(ctx context.Context, in *Message, opts ...grpc.CallOption) (*Empty, error) {
+	out := new(Empty)
 	err := c.cc.Invoke(ctx, "/servicepb.LoggerService/Log", in, out, opts...)
 	if err != nil {
 		return nil, err
@@ -46,7 +42,7 @@ func (c *loggerServiceClient) Log(ctx context.Context, in *LogReq, opts ...grpc.
 // All implementations must embed UnimplementedLoggerServiceServer
 // for forward compatibility
 type LoggerServiceServer interface {
-	Log(context.Context, *LogReq) (*LogRsp, error)
+	Log(context.Context, *Message) (*Empty, error)
 	mustEmbedUnimplementedLoggerServiceServer()
 }
 
@@ -54,7 +50,7 @@ type LoggerServiceServer interface {
 type UnimplementedLoggerServiceServer struct {
 }
 
-func (UnimplementedLoggerServiceServer) Log(context.Context, *LogReq) (*LogRsp, error) {
+func (UnimplementedLoggerServiceServer) Log(context.Context, *Message) (*Empty, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method Log not implemented")
 }
 func (UnimplementedLoggerServiceServer) mustEmbedUnimplementedLoggerServiceServer() {}
@@ -71,7 +67,7 @@ func RegisterLoggerServiceServer(s grpc.ServiceRegistrar, srv LoggerServiceServe
 }
 
 func _LoggerService_Log_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(LogReq)
+	in := new(Message)
 	if err := dec(in); err != nil {
 		return nil, err
 	}
@@ -83,7 +79,7 @@ func _LoggerService_Log_Handler(srv interface{}, ctx context.Context, dec func(i
 		FullMethod: "/servicepb.LoggerService/Log",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(LoggerServiceServer).Log(ctx, req.(*LogReq))
+		return srv.(LoggerServiceServer).Log(ctx, req.(*Message))
 	}
 	return interceptor(ctx, in, info, handler)
 }

service.go

@@ -13,13 +13,12 @@ import (
 	"go.unistack.org/micro/v3/store"
 )
 
-var _ logger.Logger = &serviceLogger{}
-
 type serviceLogger struct {
 	opts    logger.Options
 	service string
 	client  pbmicro.LoggerServiceClient
 	store   store.Store
+	fields  []interface{}
 }
 
 func (l *serviceLogger) Clone(opts ...logger.Option) logger.Logger {
@@ -35,7 +34,6 @@ func (l *serviceLogger) Level(lvl logger.Level) {
 }
 
 func (l *serviceLogger) Init(opts ...logger.Option) error {
-	// TODO: optimize to store only []string as fields
 	for _, o := range opts {
 		o(&l.opts)
 	}
@@ -64,8 +62,9 @@ func (l *serviceLogger) Init(opts ...logger.Option) error {
 }
 
 func (l *serviceLogger) Fields(fields ...interface{}) logger.Logger {
-	// TODO: optimize to store only []string as fields
-	return l.Clone(logger.WithFields(fields...))
+	nl := &serviceLogger{fields: l.fields, service: l.service, opts: l.opts, client: l.client, store: l.store}
+	nl.fields = append(nl.fields, fields...)
+	return nl
 }
 
 func (l *serviceLogger) V(level logger.Level) bool {
@@ -124,15 +123,17 @@ func (l *serviceLogger) Fatalf(ctx context.Context, msg string, args ...interfac
 
 func (l *serviceLogger) Log(ctx context.Context, level logger.Level, args ...interface{}) {
 	msg := l.newMessage(level, "", args...)
-	if _, err := l.client.Log(ctx, msg); err != nil {
-		_ = l.storeMessage(ctx, msg)
+	_, err := l.client.Log(ctx, msg)
+	if err != nil {
+		l.storeMessage(ctx, msg)
 	}
 }
 
 func (l *serviceLogger) Logf(ctx context.Context, level logger.Level, format string, args ...interface{}) {
 	msg := l.newMessage(level, "", args...)
-	if _, err := l.client.Log(ctx, msg); err != nil {
-		_ = l.storeMessage(ctx, msg)
+	_, err := l.client.Log(ctx, msg)
+	if err != nil {
+		l.storeMessage(ctx, msg)
 	}
 }
 
@@ -151,18 +152,12 @@ func NewLogger(opts ...logger.Option) logger.Logger {
 	return l
 }
 
-func (l *serviceLogger) newMessage(level logger.Level, format string, args ...interface{}) *pb.LogReq {
-	msg := &pb.LogReq{Level: int32(level), Format: format, Fields: make([]*pb.Field, 0, len(l.opts.Fields)/2)}
-	for idx := 0; idx < len(l.opts.Fields); idx += 2 {
-		msg.Fields = append(msg.Fields, &pb.Field{
-			Key: fmt.Sprintf("%v", l.opts.Fields[idx]),
-			Val: fmt.Sprintf("%v", l.opts.Fields[idx+1]),
-		})
-	}
+func (l *serviceLogger) newMessage(level logger.Level, format string, args ...interface{}) *pb.Message {
+	msg := &pb.Message{Level: int32(level), Format: format}
 	return msg
 }
 
-func (l *serviceLogger) storeMessage(ctx context.Context, msg *pb.LogReq) error {
+func (l *serviceLogger) storeMessage(ctx context.Context, msg *pb.Message) error {
 	if l.store == nil {
 		return nil
 	}