From e3be3bac92b8376a99efb02a81a3a9ac5f475d23 Mon Sep 17 00:00:00 2001 From: jianchenma Date: Tue, 26 Jan 2021 16:50:16 +0800 Subject: [PATCH] add tracing example for grpc --- .example/net/gtrace/1.http/client/main.go | 17 +- .../gtrace/4.http+db+redis+log/client/main.go | 15 +- .../gtrace/5.grpc+db+redis+log/client/main.go | 80 + .../protobuf/user/user.pb.go | 1336 +++++++++++++++++ .../protocol/user/user.proto | 39 + .../5.grpc+db+redis+log/server/config.toml | 19 + .../gtrace/5.grpc+db+redis+log/server/main.go | 118 ++ go.mod | 4 + 8 files changed, 1616 insertions(+), 12 deletions(-) create mode 100644 .example/net/gtrace/5.grpc+db+redis+log/client/main.go create mode 100644 .example/net/gtrace/5.grpc+db+redis+log/protobuf/user/user.pb.go create mode 100644 .example/net/gtrace/5.grpc+db+redis+log/protocol/user/user.proto create mode 100644 .example/net/gtrace/5.grpc+db+redis+log/server/config.toml create mode 100644 .example/net/gtrace/5.grpc+db+redis+log/server/main.go diff --git a/.example/net/gtrace/1.http/client/main.go b/.example/net/gtrace/1.http/client/main.go index d10eed73d..e22e606d1 100644 --- a/.example/net/gtrace/1.http/client/main.go +++ b/.example/net/gtrace/1.http/client/main.go @@ -32,15 +32,20 @@ func initTracer() func() { return flush } -func main() { - flush := initTracer() - defer flush() - - ctx, span := gtrace.Tracer().Start(context.Background(), "test") +func StartRequests() { + ctx, span := gtrace.Tracer().Start(context.Background(), "StartRequests") defer span.End() ctx = baggage.ContextWithValues(ctx, label.String("name", "john")) client := g.Client().Use(ghttp.MiddlewareClientTracing) + content := client.Ctx(ctx).GetContent("http://127.0.0.1:8199/hello") - g.Log().Print(content) + g.Log().Ctx(ctx).Print(content) +} + +func main() { + flush := initTracer() + defer flush() + + StartRequests() } diff --git a/.example/net/gtrace/4.http+db+redis+log/client/main.go b/.example/net/gtrace/4.http+db+redis+log/client/main.go index 019509cda..353a58bcf 100644 --- a/.example/net/gtrace/4.http+db+redis+log/client/main.go +++ b/.example/net/gtrace/4.http+db+redis+log/client/main.go @@ -30,15 +30,11 @@ func initTracer() func() { return flush } -func main() { - flush := initTracer() - defer flush() - - ctx, span := gtrace.Tracer().Start(context.Background(), "root") +func StartRequests() { + ctx, span := gtrace.Tracer().Start(context.Background(), "StartRequests") defer span.End() client := g.Client().Use(ghttp.MiddlewareClientTracing) - //client := g.Client() // Add user info. idStr := client.Ctx(ctx).PostContent( "http://127.0.0.1:8199/user/insert", @@ -69,3 +65,10 @@ func main() { ) g.Log().Ctx(ctx).Print("delete:", idStr, deleteResult) } + +func main() { + flush := initTracer() + defer flush() + + StartRequests() +} diff --git a/.example/net/gtrace/5.grpc+db+redis+log/client/main.go b/.example/net/gtrace/5.grpc+db+redis+log/client/main.go new file mode 100644 index 000000000..3da3dc5f5 --- /dev/null +++ b/.example/net/gtrace/5.grpc+db+redis+log/client/main.go @@ -0,0 +1,80 @@ +package main + +import ( + "context" + "github.com/gogf/gf/.example/net/gtrace/5.grpc+db+redis+log/protobuf/user" + "github.com/gogf/gf/frame/g" + "github.com/gogf/gf/net/gtrace" + "go.opentelemetry.io/otel/exporters/trace/jaeger" + sdkTrace "go.opentelemetry.io/otel/sdk/trace" + "google.golang.org/grpc" +) + +const ( + JaegerEndpoint = "http://localhost:14268/api/traces" + ServiceName = "tracing-grpc-client" +) + +// initTracer creates a new trace provider instance and registers it as global trace provider. +func initTracer() func() { + // Create and install Jaeger export pipeline. + flush, err := jaeger.InstallNewPipeline( + jaeger.WithCollectorEndpoint(JaegerEndpoint), + jaeger.WithProcess(jaeger.Process{ + ServiceName: ServiceName, + }), + jaeger.WithSDK(&sdkTrace.Config{DefaultSampler: sdkTrace.AlwaysSample()}), + ) + if err != nil { + g.Log().Fatal(err) + } + return flush +} + +func StartRequests() { + ctx, span := gtrace.Tracer().Start(context.Background(), "StartRequests") + defer span.End() + + conn, err := grpc.Dial(":8000", grpc.WithInsecure(), grpc.WithBlock()) + if err != nil { + g.Log().Fatalf("did not connect: %v", err) + } + defer conn.Close() + + client := user.NewUserClient(conn) + + // Insert. + insertRes, err := client.Insert(ctx, &user.InsertReq{ + Name: "john", + }) + if err != nil { + g.Log().Ctx(ctx).Fatalf(`%+v`, err) + } + g.Log().Ctx(ctx).Println("insert:", insertRes.Id) + + // Query. + queryRes, err := client.Query(ctx, &user.QueryReq{ + Id: insertRes.Id, + }) + if err != nil { + g.Log().Ctx(ctx).Fatalf(`%+v`, err) + } + g.Log().Ctx(ctx).Println("query:", queryRes) + + // Delete. + _, err = client.Delete(ctx, &user.DeleteReq{ + Id: insertRes.Id, + }) + if err != nil { + g.Log().Ctx(ctx).Fatalf(`%+v`, err) + } + g.Log().Ctx(ctx).Println("delete:", "ok") + +} + +func main() { + flush := initTracer() + defer flush() + + StartRequests() +} diff --git a/.example/net/gtrace/5.grpc+db+redis+log/protobuf/user/user.pb.go b/.example/net/gtrace/5.grpc+db+redis+log/protobuf/user/user.pb.go new file mode 100644 index 000000000..89fcfd05d --- /dev/null +++ b/.example/net/gtrace/5.grpc+db+redis+log/protobuf/user/user.pb.go @@ -0,0 +1,1336 @@ +// Code generated by protoc-gen-gogo. DO NOT EDIT. +// source: protocol/user.proto + +package user + +import ( + context "context" + fmt "fmt" + _ "github.com/gogo/protobuf/gogoproto" + proto "github.com/golang/protobuf/proto" + grpc "google.golang.org/grpc" + codes "google.golang.org/grpc/codes" + status "google.golang.org/grpc/status" + io "io" + math "math" + math_bits "math/bits" +) + +// Reference imports to suppress errors if they are not otherwise used. +var _ = proto.Marshal +var _ = fmt.Errorf +var _ = math.Inf + +// This is a compile-time assertion to ensure that this generated file +// is compatible with the proto package it is being compiled against. +// A compilation error at this line likely means your copy of the +// proto package needs to be updated. +const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package + +type InsertReq struct { + Name string `protobuf:"bytes,1,opt,name=Name,proto3" json:"Name,omitempty" v:"required#Please input user name."` + XXX_NoUnkeyedLiteral struct{} `json:"-"` + XXX_unrecognized []byte `json:"-"` + XXX_sizecache int32 `json:"-"` +} + +func (m *InsertReq) Reset() { *m = InsertReq{} } +func (m *InsertReq) String() string { return proto.CompactTextString(m) } +func (*InsertReq) ProtoMessage() {} +func (*InsertReq) Descriptor() ([]byte, []int) { + return fileDescriptor_fe658c3c35e8c4bc, []int{0} +} +func (m *InsertReq) XXX_Unmarshal(b []byte) error { + return m.Unmarshal(b) +} +func (m *InsertReq) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) { + if deterministic { + return xxx_messageInfo_InsertReq.Marshal(b, m, deterministic) + } else { + b = b[:cap(b)] + n, err := m.MarshalToSizedBuffer(b) + if err != nil { + return nil, err + } + return b[:n], nil + } +} +func (m *InsertReq) XXX_Merge(src proto.Message) { + xxx_messageInfo_InsertReq.Merge(m, src) +} +func (m *InsertReq) XXX_Size() int { + return m.Size() +} +func (m *InsertReq) XXX_DiscardUnknown() { + xxx_messageInfo_InsertReq.DiscardUnknown(m) +} + +var xxx_messageInfo_InsertReq proto.InternalMessageInfo + +func (m *InsertReq) GetName() string { + if m != nil { + return m.Name + } + return "" +} + +type InsertRes struct { + Id int32 `protobuf:"varint,1,opt,name=Id,proto3" json:"Id,omitempty"` + XXX_NoUnkeyedLiteral struct{} `json:"-"` + XXX_unrecognized []byte `json:"-"` + XXX_sizecache int32 `json:"-"` +} + +func (m *InsertRes) Reset() { *m = InsertRes{} } +func (m *InsertRes) String() string { return proto.CompactTextString(m) } +func (*InsertRes) ProtoMessage() {} +func (*InsertRes) Descriptor() ([]byte, []int) { + return fileDescriptor_fe658c3c35e8c4bc, []int{1} +} +func (m *InsertRes) XXX_Unmarshal(b []byte) error { + return m.Unmarshal(b) +} +func (m *InsertRes) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) { + if deterministic { + return xxx_messageInfo_InsertRes.Marshal(b, m, deterministic) + } else { + b = b[:cap(b)] + n, err := m.MarshalToSizedBuffer(b) + if err != nil { + return nil, err + } + return b[:n], nil + } +} +func (m *InsertRes) XXX_Merge(src proto.Message) { + xxx_messageInfo_InsertRes.Merge(m, src) +} +func (m *InsertRes) XXX_Size() int { + return m.Size() +} +func (m *InsertRes) XXX_DiscardUnknown() { + xxx_messageInfo_InsertRes.DiscardUnknown(m) +} + +var xxx_messageInfo_InsertRes proto.InternalMessageInfo + +func (m *InsertRes) GetId() int32 { + if m != nil { + return m.Id + } + return 0 +} + +type QueryReq struct { + Id int32 `protobuf:"varint,1,opt,name=Id,proto3" json:"Id,omitempty" v:"min:1#User id is required for querying."` + XXX_NoUnkeyedLiteral struct{} `json:"-"` + XXX_unrecognized []byte `json:"-"` + XXX_sizecache int32 `json:"-"` +} + +func (m *QueryReq) Reset() { *m = QueryReq{} } +func (m *QueryReq) String() string { return proto.CompactTextString(m) } +func (*QueryReq) ProtoMessage() {} +func (*QueryReq) Descriptor() ([]byte, []int) { + return fileDescriptor_fe658c3c35e8c4bc, []int{2} +} +func (m *QueryReq) XXX_Unmarshal(b []byte) error { + return m.Unmarshal(b) +} +func (m *QueryReq) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) { + if deterministic { + return xxx_messageInfo_QueryReq.Marshal(b, m, deterministic) + } else { + b = b[:cap(b)] + n, err := m.MarshalToSizedBuffer(b) + if err != nil { + return nil, err + } + return b[:n], nil + } +} +func (m *QueryReq) XXX_Merge(src proto.Message) { + xxx_messageInfo_QueryReq.Merge(m, src) +} +func (m *QueryReq) XXX_Size() int { + return m.Size() +} +func (m *QueryReq) XXX_DiscardUnknown() { + xxx_messageInfo_QueryReq.DiscardUnknown(m) +} + +var xxx_messageInfo_QueryReq proto.InternalMessageInfo + +func (m *QueryReq) GetId() int32 { + if m != nil { + return m.Id + } + return 0 +} + +type QueryRes struct { + Id int32 `protobuf:"varint,1,opt,name=Id,proto3" json:"Id,omitempty"` + Name string `protobuf:"bytes,2,opt,name=Name,proto3" json:"Name,omitempty"` + XXX_NoUnkeyedLiteral struct{} `json:"-"` + XXX_unrecognized []byte `json:"-"` + XXX_sizecache int32 `json:"-"` +} + +func (m *QueryRes) Reset() { *m = QueryRes{} } +func (m *QueryRes) String() string { return proto.CompactTextString(m) } +func (*QueryRes) ProtoMessage() {} +func (*QueryRes) Descriptor() ([]byte, []int) { + return fileDescriptor_fe658c3c35e8c4bc, []int{3} +} +func (m *QueryRes) XXX_Unmarshal(b []byte) error { + return m.Unmarshal(b) +} +func (m *QueryRes) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) { + if deterministic { + return xxx_messageInfo_QueryRes.Marshal(b, m, deterministic) + } else { + b = b[:cap(b)] + n, err := m.MarshalToSizedBuffer(b) + if err != nil { + return nil, err + } + return b[:n], nil + } +} +func (m *QueryRes) XXX_Merge(src proto.Message) { + xxx_messageInfo_QueryRes.Merge(m, src) +} +func (m *QueryRes) XXX_Size() int { + return m.Size() +} +func (m *QueryRes) XXX_DiscardUnknown() { + xxx_messageInfo_QueryRes.DiscardUnknown(m) +} + +var xxx_messageInfo_QueryRes proto.InternalMessageInfo + +func (m *QueryRes) GetId() int32 { + if m != nil { + return m.Id + } + return 0 +} + +func (m *QueryRes) GetName() string { + if m != nil { + return m.Name + } + return "" +} + +type DeleteReq struct { + Id int32 `protobuf:"varint,1,opt,name=Id,proto3" json:"Id,omitempty" v:"required#User id is required for deleting."` + XXX_NoUnkeyedLiteral struct{} `json:"-"` + XXX_unrecognized []byte `json:"-"` + XXX_sizecache int32 `json:"-"` +} + +func (m *DeleteReq) Reset() { *m = DeleteReq{} } +func (m *DeleteReq) String() string { return proto.CompactTextString(m) } +func (*DeleteReq) ProtoMessage() {} +func (*DeleteReq) Descriptor() ([]byte, []int) { + return fileDescriptor_fe658c3c35e8c4bc, []int{4} +} +func (m *DeleteReq) XXX_Unmarshal(b []byte) error { + return m.Unmarshal(b) +} +func (m *DeleteReq) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) { + if deterministic { + return xxx_messageInfo_DeleteReq.Marshal(b, m, deterministic) + } else { + b = b[:cap(b)] + n, err := m.MarshalToSizedBuffer(b) + if err != nil { + return nil, err + } + return b[:n], nil + } +} +func (m *DeleteReq) XXX_Merge(src proto.Message) { + xxx_messageInfo_DeleteReq.Merge(m, src) +} +func (m *DeleteReq) XXX_Size() int { + return m.Size() +} +func (m *DeleteReq) XXX_DiscardUnknown() { + xxx_messageInfo_DeleteReq.DiscardUnknown(m) +} + +var xxx_messageInfo_DeleteReq proto.InternalMessageInfo + +func (m *DeleteReq) GetId() int32 { + if m != nil { + return m.Id + } + return 0 +} + +type DeleteRes struct { + XXX_NoUnkeyedLiteral struct{} `json:"-"` + XXX_unrecognized []byte `json:"-"` + XXX_sizecache int32 `json:"-"` +} + +func (m *DeleteRes) Reset() { *m = DeleteRes{} } +func (m *DeleteRes) String() string { return proto.CompactTextString(m) } +func (*DeleteRes) ProtoMessage() {} +func (*DeleteRes) Descriptor() ([]byte, []int) { + return fileDescriptor_fe658c3c35e8c4bc, []int{5} +} +func (m *DeleteRes) XXX_Unmarshal(b []byte) error { + return m.Unmarshal(b) +} +func (m *DeleteRes) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) { + if deterministic { + return xxx_messageInfo_DeleteRes.Marshal(b, m, deterministic) + } else { + b = b[:cap(b)] + n, err := m.MarshalToSizedBuffer(b) + if err != nil { + return nil, err + } + return b[:n], nil + } +} +func (m *DeleteRes) XXX_Merge(src proto.Message) { + xxx_messageInfo_DeleteRes.Merge(m, src) +} +func (m *DeleteRes) XXX_Size() int { + return m.Size() +} +func (m *DeleteRes) XXX_DiscardUnknown() { + xxx_messageInfo_DeleteRes.DiscardUnknown(m) +} + +var xxx_messageInfo_DeleteRes proto.InternalMessageInfo + +func init() { + proto.RegisterType((*InsertReq)(nil), "demos.InsertReq") + proto.RegisterType((*InsertRes)(nil), "demos.InsertRes") + proto.RegisterType((*QueryReq)(nil), "demos.QueryReq") + proto.RegisterType((*QueryRes)(nil), "demos.QueryRes") + proto.RegisterType((*DeleteReq)(nil), "demos.DeleteReq") + proto.RegisterType((*DeleteRes)(nil), "demos.DeleteRes") +} + +func init() { proto.RegisterFile("protocol/user.proto", fileDescriptor_fe658c3c35e8c4bc) } + +var fileDescriptor_fe658c3c35e8c4bc = []byte{ + // 358 bytes of a gzipped FileDescriptorProto + 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x74, 0x52, 0xcb, 0x4a, 0xc3, 0x40, + 0x14, 0x6d, 0x4a, 0x5b, 0xec, 0x88, 0x0f, 0xc6, 0x8d, 0x44, 0x48, 0x86, 0xa9, 0x8b, 0x42, 0x71, + 0x82, 0x75, 0x57, 0x04, 0x21, 0xb8, 0x09, 0x82, 0x8f, 0x82, 0x1b, 0x77, 0x6d, 0x73, 0x1b, 0x07, + 0x9a, 0x4c, 0x3b, 0x93, 0x14, 0xfc, 0x0e, 0x37, 0x7e, 0x92, 0x4b, 0xbf, 0xa0, 0x48, 0xfd, 0x83, + 0x7e, 0x81, 0xcc, 0xb4, 0x4d, 0x4a, 0xc4, 0x5d, 0xce, 0xbd, 0x39, 0xe7, 0xdc, 0x73, 0xef, 0xa0, + 0x93, 0xa9, 0x14, 0xa9, 0x18, 0x89, 0x89, 0x97, 0x29, 0x90, 0xcc, 0x20, 0x5c, 0x0f, 0x21, 0x16, + 0xca, 0xbe, 0x88, 0x78, 0xfa, 0x9a, 0x0d, 0xd9, 0x48, 0xc4, 0x5e, 0x24, 0x22, 0xe1, 0x99, 0xee, + 0x30, 0x1b, 0x1b, 0x64, 0x80, 0xf9, 0x5a, 0xb3, 0x68, 0x80, 0x9a, 0x41, 0xa2, 0x40, 0xa6, 0x7d, + 0x98, 0xe1, 0x6b, 0x54, 0xbb, 0x1f, 0xc4, 0x70, 0x6a, 0x11, 0xab, 0xdd, 0xf4, 0xdb, 0xab, 0x85, + 0x7b, 0x3e, 0xef, 0x51, 0x09, 0xb3, 0x8c, 0x4b, 0x08, 0x5b, 0x8f, 0x13, 0x18, 0x28, 0x20, 0x3c, + 0x99, 0x66, 0x29, 0xd1, 0xce, 0x24, 0x19, 0xc4, 0xc0, 0x68, 0xdf, 0xb0, 0xe8, 0x59, 0x21, 0xa5, + 0xf0, 0x21, 0xaa, 0x06, 0xa1, 0x11, 0xaa, 0xf7, 0xab, 0x41, 0x48, 0xef, 0xd0, 0xde, 0x53, 0x06, + 0xf2, 0x4d, 0xdb, 0xdc, 0x14, 0x3d, 0xdf, 0x5b, 0x2d, 0xdc, 0xce, 0xbc, 0x47, 0x63, 0x9e, 0xf4, + 0x2e, 0x5b, 0xcf, 0x5a, 0x94, 0x87, 0x84, 0x2b, 0xb2, 0x75, 0x25, 0x63, 0x21, 0xc9, 0x4c, 0x53, + 0x79, 0x12, 0x31, 0x6a, 0xc4, 0x58, 0x2e, 0xf6, 0xc7, 0x08, 0xe3, 0x4d, 0x86, 0xaa, 0xce, 0xb0, + 0x99, 0xec, 0x01, 0x35, 0x6f, 0x61, 0x02, 0x29, 0x68, 0x77, 0x7f, 0xc7, 0xbd, 0xbb, 0x5a, 0xb8, + 0x6c, 0x37, 0xe2, 0x7f, 0x03, 0x84, 0x9a, 0x5e, 0x0c, 0xb0, 0x5f, 0x08, 0xaa, 0xee, 0xbb, 0x85, + 0x6a, 0x9a, 0x87, 0x19, 0x6a, 0xac, 0x17, 0x80, 0x8f, 0x99, 0x39, 0x06, 0xcb, 0x57, 0x6b, 0x97, + 0x2b, 0x8a, 0x56, 0x70, 0x07, 0xd5, 0x4d, 0x0c, 0x7c, 0xb4, 0x69, 0x6e, 0x37, 0x64, 0x97, 0x0a, + 0xfa, 0x67, 0x86, 0x1a, 0x6b, 0xcb, 0x5c, 0x3c, 0x8f, 0x64, 0x97, 0x2b, 0x8a, 0x56, 0x7c, 0xf7, + 0x73, 0xe9, 0x58, 0x5f, 0x4b, 0xc7, 0xfa, 0x5e, 0x3a, 0xd6, 0xc7, 0x8f, 0x53, 0x79, 0x39, 0xc8, + 0x5f, 0x82, 0xbe, 0xdd, 0xb0, 0x61, 0xe0, 0xd5, 0x6f, 0x00, 0x00, 0x00, 0xff, 0xff, 0xec, 0x23, + 0x28, 0xf9, 0x4d, 0x02, 0x00, 0x00, +} + +// Reference imports to suppress errors if they are not otherwise used. +var _ context.Context +var _ grpc.ClientConn + +// This is a compile-time assertion to ensure that this generated file +// is compatible with the grpc package it is being compiled against. +const _ = grpc.SupportPackageIsVersion4 + +// UserClient is the client API for User service. +// +// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream. +type UserClient interface { + Insert(ctx context.Context, in *InsertReq, opts ...grpc.CallOption) (*InsertRes, error) + Query(ctx context.Context, in *QueryReq, opts ...grpc.CallOption) (*QueryRes, error) + Delete(ctx context.Context, in *DeleteReq, opts ...grpc.CallOption) (*DeleteRes, error) +} + +type userClient struct { + cc *grpc.ClientConn +} + +func NewUserClient(cc *grpc.ClientConn) UserClient { + return &userClient{cc} +} + +func (c *userClient) Insert(ctx context.Context, in *InsertReq, opts ...grpc.CallOption) (*InsertRes, error) { + out := new(InsertRes) + err := c.cc.Invoke(ctx, "/demos.User/Insert", in, out, opts...) + if err != nil { + return nil, err + } + return out, nil +} + +func (c *userClient) Query(ctx context.Context, in *QueryReq, opts ...grpc.CallOption) (*QueryRes, error) { + out := new(QueryRes) + err := c.cc.Invoke(ctx, "/demos.User/Query", in, out, opts...) + if err != nil { + return nil, err + } + return out, nil +} + +func (c *userClient) Delete(ctx context.Context, in *DeleteReq, opts ...grpc.CallOption) (*DeleteRes, error) { + out := new(DeleteRes) + err := c.cc.Invoke(ctx, "/demos.User/Delete", in, out, opts...) + if err != nil { + return nil, err + } + return out, nil +} + +// UserServer is the server API for User service. +type UserServer interface { + Insert(context.Context, *InsertReq) (*InsertRes, error) + Query(context.Context, *QueryReq) (*QueryRes, error) + Delete(context.Context, *DeleteReq) (*DeleteRes, error) +} + +// UnimplementedUserServer can be embedded to have forward compatible implementations. +type UnimplementedUserServer struct { +} + +func (*UnimplementedUserServer) Insert(ctx context.Context, req *InsertReq) (*InsertRes, error) { + return nil, status.Errorf(codes.Unimplemented, "method Insert not implemented") +} +func (*UnimplementedUserServer) Query(ctx context.Context, req *QueryReq) (*QueryRes, error) { + return nil, status.Errorf(codes.Unimplemented, "method Query not implemented") +} +func (*UnimplementedUserServer) Delete(ctx context.Context, req *DeleteReq) (*DeleteRes, error) { + return nil, status.Errorf(codes.Unimplemented, "method Delete not implemented") +} + +func RegisterUserServer(s *grpc.Server, srv UserServer) { + s.RegisterService(&_User_serviceDesc, srv) +} + +func _User_Insert_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) { + in := new(InsertReq) + if err := dec(in); err != nil { + return nil, err + } + if interceptor == nil { + return srv.(UserServer).Insert(ctx, in) + } + info := &grpc.UnaryServerInfo{ + Server: srv, + FullMethod: "/demos.User/Insert", + } + handler := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.(UserServer).Insert(ctx, req.(*InsertReq)) + } + return interceptor(ctx, in, info, handler) +} + +func _User_Query_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) { + in := new(QueryReq) + if err := dec(in); err != nil { + return nil, err + } + if interceptor == nil { + return srv.(UserServer).Query(ctx, in) + } + info := &grpc.UnaryServerInfo{ + Server: srv, + FullMethod: "/demos.User/Query", + } + handler := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.(UserServer).Query(ctx, req.(*QueryReq)) + } + return interceptor(ctx, in, info, handler) +} + +func _User_Delete_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) { + in := new(DeleteReq) + if err := dec(in); err != nil { + return nil, err + } + if interceptor == nil { + return srv.(UserServer).Delete(ctx, in) + } + info := &grpc.UnaryServerInfo{ + Server: srv, + FullMethod: "/demos.User/Delete", + } + handler := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.(UserServer).Delete(ctx, req.(*DeleteReq)) + } + return interceptor(ctx, in, info, handler) +} + +var _User_serviceDesc = grpc.ServiceDesc{ + ServiceName: "demos.User", + HandlerType: (*UserServer)(nil), + Methods: []grpc.MethodDesc{ + { + MethodName: "Insert", + Handler: _User_Insert_Handler, + }, + { + MethodName: "Query", + Handler: _User_Query_Handler, + }, + { + MethodName: "Delete", + Handler: _User_Delete_Handler, + }, + }, + Streams: []grpc.StreamDesc{}, + Metadata: "protocol/user.proto", +} + +func (m *InsertReq) Marshal() (dAtA []byte, err error) { + size := m.Size() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBuffer(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *InsertReq) MarshalTo(dAtA []byte) (int, error) { + size := m.Size() + return m.MarshalToSizedBuffer(dAtA[:size]) +} + +func (m *InsertReq) MarshalToSizedBuffer(dAtA []byte) (int, error) { + i := len(dAtA) + _ = i + var l int + _ = l + if m.XXX_unrecognized != nil { + i -= len(m.XXX_unrecognized) + copy(dAtA[i:], m.XXX_unrecognized) + } + if len(m.Name) > 0 { + i -= len(m.Name) + copy(dAtA[i:], m.Name) + i = encodeVarintUser(dAtA, i, uint64(len(m.Name))) + i-- + dAtA[i] = 0xa + } + return len(dAtA) - i, nil +} + +func (m *InsertRes) Marshal() (dAtA []byte, err error) { + size := m.Size() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBuffer(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *InsertRes) MarshalTo(dAtA []byte) (int, error) { + size := m.Size() + return m.MarshalToSizedBuffer(dAtA[:size]) +} + +func (m *InsertRes) MarshalToSizedBuffer(dAtA []byte) (int, error) { + i := len(dAtA) + _ = i + var l int + _ = l + if m.XXX_unrecognized != nil { + i -= len(m.XXX_unrecognized) + copy(dAtA[i:], m.XXX_unrecognized) + } + if m.Id != 0 { + i = encodeVarintUser(dAtA, i, uint64(m.Id)) + i-- + dAtA[i] = 0x8 + } + return len(dAtA) - i, nil +} + +func (m *QueryReq) Marshal() (dAtA []byte, err error) { + size := m.Size() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBuffer(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *QueryReq) MarshalTo(dAtA []byte) (int, error) { + size := m.Size() + return m.MarshalToSizedBuffer(dAtA[:size]) +} + +func (m *QueryReq) MarshalToSizedBuffer(dAtA []byte) (int, error) { + i := len(dAtA) + _ = i + var l int + _ = l + if m.XXX_unrecognized != nil { + i -= len(m.XXX_unrecognized) + copy(dAtA[i:], m.XXX_unrecognized) + } + if m.Id != 0 { + i = encodeVarintUser(dAtA, i, uint64(m.Id)) + i-- + dAtA[i] = 0x8 + } + return len(dAtA) - i, nil +} + +func (m *QueryRes) Marshal() (dAtA []byte, err error) { + size := m.Size() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBuffer(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *QueryRes) MarshalTo(dAtA []byte) (int, error) { + size := m.Size() + return m.MarshalToSizedBuffer(dAtA[:size]) +} + +func (m *QueryRes) MarshalToSizedBuffer(dAtA []byte) (int, error) { + i := len(dAtA) + _ = i + var l int + _ = l + if m.XXX_unrecognized != nil { + i -= len(m.XXX_unrecognized) + copy(dAtA[i:], m.XXX_unrecognized) + } + if len(m.Name) > 0 { + i -= len(m.Name) + copy(dAtA[i:], m.Name) + i = encodeVarintUser(dAtA, i, uint64(len(m.Name))) + i-- + dAtA[i] = 0x12 + } + if m.Id != 0 { + i = encodeVarintUser(dAtA, i, uint64(m.Id)) + i-- + dAtA[i] = 0x8 + } + return len(dAtA) - i, nil +} + +func (m *DeleteReq) Marshal() (dAtA []byte, err error) { + size := m.Size() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBuffer(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *DeleteReq) MarshalTo(dAtA []byte) (int, error) { + size := m.Size() + return m.MarshalToSizedBuffer(dAtA[:size]) +} + +func (m *DeleteReq) MarshalToSizedBuffer(dAtA []byte) (int, error) { + i := len(dAtA) + _ = i + var l int + _ = l + if m.XXX_unrecognized != nil { + i -= len(m.XXX_unrecognized) + copy(dAtA[i:], m.XXX_unrecognized) + } + if m.Id != 0 { + i = encodeVarintUser(dAtA, i, uint64(m.Id)) + i-- + dAtA[i] = 0x8 + } + return len(dAtA) - i, nil +} + +func (m *DeleteRes) Marshal() (dAtA []byte, err error) { + size := m.Size() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBuffer(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *DeleteRes) MarshalTo(dAtA []byte) (int, error) { + size := m.Size() + return m.MarshalToSizedBuffer(dAtA[:size]) +} + +func (m *DeleteRes) MarshalToSizedBuffer(dAtA []byte) (int, error) { + i := len(dAtA) + _ = i + var l int + _ = l + if m.XXX_unrecognized != nil { + i -= len(m.XXX_unrecognized) + copy(dAtA[i:], m.XXX_unrecognized) + } + return len(dAtA) - i, nil +} + +func encodeVarintUser(dAtA []byte, offset int, v uint64) int { + offset -= sovUser(v) + base := offset + for v >= 1<<7 { + dAtA[offset] = uint8(v&0x7f | 0x80) + v >>= 7 + offset++ + } + dAtA[offset] = uint8(v) + return base +} +func (m *InsertReq) Size() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + l = len(m.Name) + if l > 0 { + n += 1 + l + sovUser(uint64(l)) + } + if m.XXX_unrecognized != nil { + n += len(m.XXX_unrecognized) + } + return n +} + +func (m *InsertRes) Size() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if m.Id != 0 { + n += 1 + sovUser(uint64(m.Id)) + } + if m.XXX_unrecognized != nil { + n += len(m.XXX_unrecognized) + } + return n +} + +func (m *QueryReq) Size() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if m.Id != 0 { + n += 1 + sovUser(uint64(m.Id)) + } + if m.XXX_unrecognized != nil { + n += len(m.XXX_unrecognized) + } + return n +} + +func (m *QueryRes) Size() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if m.Id != 0 { + n += 1 + sovUser(uint64(m.Id)) + } + l = len(m.Name) + if l > 0 { + n += 1 + l + sovUser(uint64(l)) + } + if m.XXX_unrecognized != nil { + n += len(m.XXX_unrecognized) + } + return n +} + +func (m *DeleteReq) Size() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if m.Id != 0 { + n += 1 + sovUser(uint64(m.Id)) + } + if m.XXX_unrecognized != nil { + n += len(m.XXX_unrecognized) + } + return n +} + +func (m *DeleteRes) Size() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if m.XXX_unrecognized != nil { + n += len(m.XXX_unrecognized) + } + return n +} + +func sovUser(x uint64) (n int) { + return (math_bits.Len64(x|1) + 6) / 7 +} +func sozUser(x uint64) (n int) { + return sovUser(uint64((x << 1) ^ uint64((int64(x) >> 63)))) +} +func (m *InsertReq) Unmarshal(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: InsertReq: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: InsertReq: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field Name", wireType) + } + var stringLen uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + stringLen |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + intStringLen := int(stringLen) + if intStringLen < 0 { + return ErrInvalidLengthUser + } + postIndex := iNdEx + intStringLen + if postIndex < 0 { + return ErrInvalidLengthUser + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.Name = string(dAtA[iNdEx:postIndex]) + iNdEx = postIndex + default: + iNdEx = preIndex + skippy, err := skipUser(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return ErrInvalidLengthUser + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *InsertRes) Unmarshal(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: InsertRes: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: InsertRes: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Id", wireType) + } + m.Id = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Id |= int32(b&0x7F) << shift + if b < 0x80 { + break + } + } + default: + iNdEx = preIndex + skippy, err := skipUser(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return ErrInvalidLengthUser + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *QueryReq) Unmarshal(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: QueryReq: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: QueryReq: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Id", wireType) + } + m.Id = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Id |= int32(b&0x7F) << shift + if b < 0x80 { + break + } + } + default: + iNdEx = preIndex + skippy, err := skipUser(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return ErrInvalidLengthUser + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *QueryRes) Unmarshal(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: QueryRes: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: QueryRes: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Id", wireType) + } + m.Id = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Id |= int32(b&0x7F) << shift + if b < 0x80 { + break + } + } + case 2: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field Name", wireType) + } + var stringLen uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + stringLen |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + intStringLen := int(stringLen) + if intStringLen < 0 { + return ErrInvalidLengthUser + } + postIndex := iNdEx + intStringLen + if postIndex < 0 { + return ErrInvalidLengthUser + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.Name = string(dAtA[iNdEx:postIndex]) + iNdEx = postIndex + default: + iNdEx = preIndex + skippy, err := skipUser(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return ErrInvalidLengthUser + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *DeleteReq) Unmarshal(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: DeleteReq: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: DeleteReq: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Id", wireType) + } + m.Id = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Id |= int32(b&0x7F) << shift + if b < 0x80 { + break + } + } + default: + iNdEx = preIndex + skippy, err := skipUser(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return ErrInvalidLengthUser + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *DeleteRes) Unmarshal(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowUser + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: DeleteRes: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: DeleteRes: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + default: + iNdEx = preIndex + skippy, err := skipUser(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return ErrInvalidLengthUser + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func skipUser(dAtA []byte) (n int, err error) { + l := len(dAtA) + iNdEx := 0 + depth := 0 + for iNdEx < l { + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return 0, ErrIntOverflowUser + } + if iNdEx >= l { + return 0, io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= (uint64(b) & 0x7F) << shift + if b < 0x80 { + break + } + } + wireType := int(wire & 0x7) + switch wireType { + case 0: + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return 0, ErrIntOverflowUser + } + if iNdEx >= l { + return 0, io.ErrUnexpectedEOF + } + iNdEx++ + if dAtA[iNdEx-1] < 0x80 { + break + } + } + case 1: + iNdEx += 8 + case 2: + var length int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return 0, ErrIntOverflowUser + } + if iNdEx >= l { + return 0, io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + length |= (int(b) & 0x7F) << shift + if b < 0x80 { + break + } + } + if length < 0 { + return 0, ErrInvalidLengthUser + } + iNdEx += length + case 3: + depth++ + case 4: + if depth == 0 { + return 0, ErrUnexpectedEndOfGroupUser + } + depth-- + case 5: + iNdEx += 4 + default: + return 0, fmt.Errorf("proto: illegal wireType %d", wireType) + } + if iNdEx < 0 { + return 0, ErrInvalidLengthUser + } + if depth == 0 { + return iNdEx, nil + } + } + return 0, io.ErrUnexpectedEOF +} + +var ( + ErrInvalidLengthUser = fmt.Errorf("proto: negative length found during unmarshaling") + ErrIntOverflowUser = fmt.Errorf("proto: integer overflow") + ErrUnexpectedEndOfGroupUser = fmt.Errorf("proto: unexpected end of group") +) diff --git a/.example/net/gtrace/5.grpc+db+redis+log/protocol/user/user.proto b/.example/net/gtrace/5.grpc+db+redis+log/protocol/user/user.proto new file mode 100644 index 000000000..dc7bd7afc --- /dev/null +++ b/.example/net/gtrace/5.grpc+db+redis+log/protocol/user/user.proto @@ -0,0 +1,39 @@ +// protoc --gofast_out=plugins=grpc:. protocol/*.proto -I/Users/john/Workspace/Go/GOPATH/src + +syntax = "proto3"; + +package demos; + +option go_package = "protobuf/user"; + +import "github.com/gogo/protobuf/gogoproto/gogo.proto"; + +// User service for tracing demo. +service User { + rpc Insert(InsertReq) returns (InsertRes) {} + rpc Query(QueryReq) returns (QueryRes) {} + rpc Delete(DeleteReq) returns (DeleteRes) {} +} + +message InsertReq { + string Name = 1 [(gogoproto.moretags) = 'v:"required#Please input user name."']; +} + +message InsertRes { + int32 Id = 1; +} + +message QueryReq { + int32 Id = 1 [(gogoproto.moretags) = 'v:"min:1#User id is required for querying."']; +} + +message QueryRes { + int32 Id = 1; + string Name = 2; +} + +message DeleteReq { + int32 Id = 1 [(gogoproto.moretags) = 'v:"required#User id is required for deleting."']; +} + +message DeleteRes {} \ No newline at end of file diff --git a/.example/net/gtrace/5.grpc+db+redis+log/server/config.toml b/.example/net/gtrace/5.grpc+db+redis+log/server/config.toml new file mode 100644 index 000000000..451299306 --- /dev/null +++ b/.example/net/gtrace/5.grpc+db+redis+log/server/config.toml @@ -0,0 +1,19 @@ + +# MySQL. +[database] + [database.logger] + level = "all" + stdout = true + [database.default] + link = "mysql:root:12345678@tcp(127.0.0.1:3306)/test" + debug = true + +# Redis. +[redis] + default = "127.0.0.1:6379,0" + cache = "127.0.0.1:6379,1" + + + + + diff --git a/.example/net/gtrace/5.grpc+db+redis+log/server/main.go b/.example/net/gtrace/5.grpc+db+redis+log/server/main.go new file mode 100644 index 000000000..b2e254b11 --- /dev/null +++ b/.example/net/gtrace/5.grpc+db+redis+log/server/main.go @@ -0,0 +1,118 @@ +package main + +import ( + "context" + "fmt" + "github.com/gogf/gcache-adapter/adapter" + "github.com/gogf/gf/.example/net/gtrace/5.grpc+db+redis+log/protobuf/user" + "github.com/gogf/gf/errors/gerror" + "github.com/gogf/gf/frame/g" + "github.com/gogf/gf/util/gvalid" + "go.opentelemetry.io/otel/exporters/trace/jaeger" + sdkTrace "go.opentelemetry.io/otel/sdk/trace" + "google.golang.org/grpc" + "google.golang.org/grpc/codes" + "net" + "time" +) + +type server struct{} + +const ( + JaegerEndpoint = "http://localhost:14268/s/traces" + ServiceName = "tracing-grpc-server" +) + +// initTracer creates a new trace provider instance and registers it as global trace provider. +func initTracer() func() { + // Create and install Jaeger export pipeline. + flush, err := jaeger.InstallNewPipeline( + jaeger.WithCollectorEndpoint(JaegerEndpoint), + jaeger.WithProcess(jaeger.Process{ + ServiceName: ServiceName, + }), + jaeger.WithSDK(&sdkTrace.Config{DefaultSampler: sdkTrace.AlwaysSample()}), + ) + if err != nil { + g.Log().Fatal(err) + } + return flush +} + +// Common validation unary interpreter. +func UnaryValidate(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) { + // It does nothing if there's no validation tag in the struct definition. + if err := gvalid.CheckStruct(req, nil); err != nil { + return nil, gerror.NewCode( + int(codes.InvalidArgument), + gerror.Current(err).Error(), + ) + } + return handler(ctx, req) +} + +// Insert is a route handler for inserting user info into dtabase. +func (s *server) Insert(ctx context.Context, req *user.InsertReq) (*user.InsertRes, error) { + res := user.InsertRes{} + result, err := g.Table("user").Ctx(ctx).Insert(g.Map{ + "name": req.Name, + }) + if err != nil { + return nil, err + } + id, _ := result.LastInsertId() + res.Id = int32(id) + return &res, nil +} + +// Query is a route handler for querying user info. It firstly retrieves the info from redis, +// if there's nothing in the redis, it then does db select. +func (s *server) Query(ctx context.Context, req *user.QueryReq) (*user.QueryRes, error) { + res := user.QueryRes{} + err := g.Table("user"). + Ctx(ctx). + Cache(5*time.Second, s.userCacheKey(req.Id)). + WherePri(req.Id). + Scan(&res) + if err != nil { + return nil, err + } + return &res, nil +} + +// Delete is a route handler for deleting specified user info. +func (s *server) Delete(ctx context.Context, req *user.DeleteReq) (*user.DeleteRes, error) { + res := user.DeleteRes{} + _, err := g.Table("user"). + Ctx(ctx). + Cache(-1, s.userCacheKey(req.Id)). + WherePri(req.Id). + Delete() + if err != nil { + return nil, err + } + return &res, nil +} + +func (s *server) userCacheKey(id int32) string { + return fmt.Sprintf(`userInfo:%d`, id) +} + +func main() { + flush := initTracer() + defer flush() + + g.DB().GetCache().SetAdapter(adapter.NewRedis(g.Redis())) + + listen, err := net.Listen("tcp", ":8000") + if err != nil { + g.Log().Fatalf("failed to listen: %v", err) + } + s := grpc.NewServer( + grpc.ChainUnaryInterceptor(UnaryValidate), + ) + user.RegisterUserServer(s, &server{}) + if err := s.Serve(listen); err != nil { + g.Log().Fatalf("failed to serve: %v", err) + } +} diff --git a/go.mod b/go.mod index 4222f512a..e81adda63 100644 --- a/go.mod +++ b/go.mod @@ -5,9 +5,12 @@ go 1.11 require ( github.com/BurntSushi/toml v0.3.1 github.com/clbanning/mxj v1.8.5-0.20200714211355-ff02cfb8ea28 + github.com/davecgh/go-spew v1.1.1 // indirect github.com/fsnotify/fsnotify v1.4.9 github.com/go-sql-driver/mysql v1.5.0 github.com/gogf/gcache-adapter v0.0.4-0.20210126062229-c84b9cefa528 + github.com/gogo/protobuf v1.3.2 + github.com/golang/protobuf v1.4.3 github.com/gomodule/redigo v2.0.0+incompatible github.com/gorilla/websocket v1.4.1 github.com/grokify/html-strip-tags-go v0.0.0-20190921062105-daaa06bf1aaf @@ -21,6 +24,7 @@ require ( golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3 // indirect golang.org/x/text v0.3.4 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect + google.golang.org/grpc v1.35.0 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c )