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Deprecate service (#1924)

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This commit is contained in:
Asim Aslam
2020-08-11 10:03:47 +01:00
committed by GitHub
parent 1263806a39
commit d072eb6ff2
10 changed files with 15 additions and 1022 deletions
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129
service/grpc/grpc.go
View File

@@ -1,129 +0,0 @@
package grpc
import (
"github.com/micro/go-micro/v3/client"
gclient "github.com/micro/go-micro/v3/client/grpc"
"github.com/micro/go-micro/v3/model"
"github.com/micro/go-micro/v3/server"
gserver "github.com/micro/go-micro/v3/server/grpc"
"github.com/micro/go-micro/v3/service"
)
type grpcService struct {
opts service.Options
}
func newService(opts ...service.Option) service.Service {
options := service.NewOptions(opts...)
return &grpcService{
opts: options,
}
}
func (s *grpcService) Name() string {
return s.opts.Server.Options().Name
}
// Init initialises options. Additionally it calls cmd.Init
// which parses command line flags. cmd.Init is only called
// on first Init.
func (s *grpcService) Init(opts ...service.Option) {
// process options
for _, o := range opts {
o(&s.opts)
}
}
func (s *grpcService) Options() service.Options {
return s.opts
}
func (s *grpcService) Client() client.Client {
return s.opts.Client
}
func (s *grpcService) Server() server.Server {
return s.opts.Server
}
func (s *grpcService) Model() model.Model {
return s.opts.Model
}
func (s *grpcService) String() string {
return "grpc"
}
func (s *grpcService) Start() error {
for _, fn := range s.opts.BeforeStart {
if err := fn(); err != nil {
return err
}
}
if err := s.opts.Server.Start(); err != nil {
return err
}
for _, fn := range s.opts.AfterStart {
if err := fn(); err != nil {
return err
}
}
return nil
}
func (s *grpcService) Stop() error {
var gerr error
for _, fn := range s.opts.BeforeStop {
if err := fn(); err != nil {
gerr = err
}
}
if err := s.opts.Server.Stop(); err != nil {
return err
}
for _, fn := range s.opts.AfterStop {
if err := fn(); err != nil {
gerr = err
}
}
return gerr
}
func (s *grpcService) Run() error {
if err := s.Start(); err != nil {
return err
}
// wait on context cancel
<-s.opts.Context.Done()
return s.Stop()
}
// NewService returns a grpc service compatible with go-micro.Service
func NewService(opts ...service.Option) service.Service {
// our grpc client
c := gclient.NewClient()
// our grpc server
s := gserver.NewServer()
// create options with priority for our opts
options := []service.Option{
service.Client(c),
service.Server(s),
}
// append passed in opts
options = append(options, opts...)
// generate and return a service
return newService(options...)
}

155
service/grpc/grpc_test.go
View File

@@ -1,155 +0,0 @@
package grpc
import (
"context"
"crypto/tls"
"sync"
"testing"
"time"
"github.com/micro/go-micro/v3/registry/memory"
"github.com/micro/go-micro/v3/service"
hello "github.com/micro/go-micro/v3/service/grpc/proto"
mls "github.com/micro/go-micro/v3/util/tls"
)
type testHandler struct{}
func (t *testHandler) Call(ctx context.Context, req *hello.Request, rsp *hello.Response) error {
rsp.Msg = "Hello " + req.Name
return nil
}
func TestGRPCService(t *testing.T) {
var wg sync.WaitGroup
wg.Add(1)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// create memory registry
r := memory.NewRegistry()
// create GRPC service
service := NewService(
service.Name("test.service"),
service.Registry(r),
service.AfterStart(func() error {
wg.Done()
return nil
}),
service.Context(ctx),
)
// register test handler
hello.RegisterTestHandler(service.Server(), &testHandler{})
// run service
errCh := make(chan error, 1)
go func() {
defer close(errCh)
errCh <- service.Run()
}()
// wait for start
wg.Wait()
// create client
test := hello.NewTestService("test.service", service.Client())
// call service
ctx2, cancel2 := context.WithTimeout(context.Background(), time.Duration(time.Second))
defer cancel2()
rsp, err := test.Call(ctx2, &hello.Request{
Name: "John",
})
if err != nil {
t.Fatal(err)
}
// check server
select {
case err := <-errCh:
t.Fatal(err)
case <-time.After(time.Second):
break
}
// check message
if rsp.Msg != "Hello John" {
t.Fatalf("unexpected response %s", rsp.Msg)
}
}
func TestGRPCTLSService(t *testing.T) {
var wg sync.WaitGroup
wg.Add(1)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// create memory registry
r := memory.NewRegistry()
// create cert
cert, err := mls.Certificate("test.service")
if err != nil {
t.Fatal(err)
}
config := &tls.Config{
Certificates: []tls.Certificate{cert},
InsecureSkipVerify: true,
}
// create GRPC service
service := NewService(
service.Name("test.service"),
service.Registry(r),
service.AfterStart(func() error {
wg.Done()
return nil
}),
service.Context(ctx),
// set TLS config
WithTLS(config),
)
// register test handler
hello.RegisterTestHandler(service.Server(), &testHandler{})
// run service
errCh := make(chan error, 1)
go func() {
defer close(errCh)
errCh <- service.Run()
}()
// wait for start
wg.Wait()
// create client
test := hello.NewTestService("test.service", service.Client())
// call service
ctx2, cancel2 := context.WithTimeout(context.Background(), time.Duration(time.Second))
defer cancel2()
rsp, err := test.Call(ctx2, &hello.Request{
Name: "John",
})
if err != nil {
t.Fatal(err)
}
// check server
select {
case err := <-errCh:
t.Fatal(err)
case <-time.After(time.Second):
break
}
// check message
if rsp.Msg != "Hello John" {
t.Fatalf("unexpected response %s", rsp.Msg)
}
}

21
service/grpc/options.go
View File

@@ -1,21 +0,0 @@
package grpc
import (
"crypto/tls"
gc "github.com/micro/go-micro/v3/client/grpc"
gs "github.com/micro/go-micro/v3/server/grpc"
"github.com/micro/go-micro/v3/service"
)
// WithTLS sets the TLS config for the service
func WithTLS(t *tls.Config) service.Option {
return func(o *service.Options) {
o.Client.Init(
gc.AuthTLS(t),
)
o.Server.Init(
gs.AuthTLS(t),
)
}
}

203
service/grpc/proto/test.pb.go
View File

@@ -1,203 +0,0 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// source: service/grpc/proto/test.proto
package test
import (
context "context"
fmt "fmt"
proto "github.com/golang/protobuf/proto"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
math "math"
)
// 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 Request struct {
Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *Request) Reset() { *m = Request{} }
func (m *Request) String() string { return proto.CompactTextString(m) }
func (*Request) ProtoMessage() {}
func (*Request) Descriptor() ([]byte, []int) {
return fileDescriptor_06b01994cb662112, []int{0}
}
func (m *Request) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_Request.Unmarshal(m, b)
}
func (m *Request) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_Request.Marshal(b, m, deterministic)
}
func (m *Request) XXX_Merge(src proto.Message) {
xxx_messageInfo_Request.Merge(m, src)
}
func (m *Request) XXX_Size() int {
return xxx_messageInfo_Request.Size(m)
}
func (m *Request) XXX_DiscardUnknown() {
xxx_messageInfo_Request.DiscardUnknown(m)
}
var xxx_messageInfo_Request proto.InternalMessageInfo
func (m *Request) GetName() string {
if m != nil {
return m.Name
}
return ""
}
type Response struct {
Msg string `protobuf:"bytes,1,opt,name=msg,proto3" json:"msg,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *Response) Reset() { *m = Response{} }
func (m *Response) String() string { return proto.CompactTextString(m) }
func (*Response) ProtoMessage() {}
func (*Response) Descriptor() ([]byte, []int) {
return fileDescriptor_06b01994cb662112, []int{1}
}
func (m *Response) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_Response.Unmarshal(m, b)
}
func (m *Response) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_Response.Marshal(b, m, deterministic)
}
func (m *Response) XXX_Merge(src proto.Message) {
xxx_messageInfo_Response.Merge(m, src)
}
func (m *Response) XXX_Size() int {
return xxx_messageInfo_Response.Size(m)
}
func (m *Response) XXX_DiscardUnknown() {
xxx_messageInfo_Response.DiscardUnknown(m)
}
var xxx_messageInfo_Response proto.InternalMessageInfo
func (m *Response) GetMsg() string {
if m != nil {
return m.Msg
}
return ""
}
func init() {
proto.RegisterType((*Request)(nil), "Request")
proto.RegisterType((*Response)(nil), "Response")
}
func init() { proto.RegisterFile("service/grpc/proto/test.proto", fileDescriptor_06b01994cb662112) }
var fileDescriptor_06b01994cb662112 = []byte{
// 133 bytes of a gzipped FileDescriptorProto
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x92, 0x2d, 0x4e, 0x2d, 0x2a,
0xcb, 0x4c, 0x4e, 0xd5, 0x4f, 0x2f, 0x2a, 0x48, 0xd6, 0x2f, 0x28, 0xca, 0x2f, 0xc9, 0xd7, 0x2f,
0x49, 0x2d, 0x2e, 0xd1, 0x03, 0x33, 0x95, 0x64, 0xb9, 0xd8, 0x83, 0x52, 0x0b, 0x4b, 0x53, 0x8b,
0x4b, 0x84, 0x84, 0xb8, 0x58, 0xf2, 0x12, 0x73, 0x53, 0x25, 0x18, 0x15, 0x18, 0x35, 0x38, 0x83,
0xc0, 0x6c, 0x25, 0x19, 0x2e, 0x8e, 0xa0, 0xd4, 0xe2, 0x82, 0xfc, 0xbc, 0xe2, 0x54, 0x21, 0x01,
0x2e, 0xe6, 0xdc, 0xe2, 0x74, 0xa8, 0x34, 0x88, 0x69, 0xa4, 0xca, 0xc5, 0x12, 0x02, 0xd2, 0x29,
0xcb, 0xc5, 0xe2, 0x9c, 0x98, 0x93, 0x23, 0xc4, 0xa1, 0x07, 0x35, 0x4b, 0x8a, 0x53, 0x0f, 0xa6,
0x4d, 0x89, 0x21, 0x89, 0x0d, 0x6c, 0x95, 0x31, 0x20, 0x00, 0x00, 0xff, 0xff, 0xe6, 0x7f, 0x80,
0xd4, 0x8b, 0x00, 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
// TestClient is the client API for Test service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
type TestClient interface {
Call(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
}
type testClient struct {
cc *grpc.ClientConn
}
func NewTestClient(cc *grpc.ClientConn) TestClient {
return &testClient{cc}
}
func (c *testClient) Call(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
out := new(Response)
err := c.cc.Invoke(ctx, "/Test/Call", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// TestServer is the server API for Test service.
type TestServer interface {
Call(context.Context, *Request) (*Response, error)
}
// UnimplementedTestServer can be embedded to have forward compatible implementations.
type UnimplementedTestServer struct {
}
func (*UnimplementedTestServer) Call(ctx context.Context, req *Request) (*Response, error) {
return nil, status.Errorf(codes.Unimplemented, "method Call not implemented")
}
func RegisterTestServer(s *grpc.Server, srv TestServer) {
s.RegisterService(&_Test_serviceDesc, srv)
}
func _Test_Call_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(Request)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(TestServer).Call(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/Test/Call",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(TestServer).Call(ctx, req.(*Request))
}
return interceptor(ctx, in, info, handler)
}
var _Test_serviceDesc = grpc.ServiceDesc{
ServiceName: "Test",
HandlerType: (*TestServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "Call",
Handler: _Test_Call_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "service/grpc/proto/test.proto",
}

93
service/grpc/proto/test.pb.micro.go
View File

@@ -1,93 +0,0 @@
// Code generated by protoc-gen-micro. DO NOT EDIT.
// source: service/grpc/proto/test.proto
package test
import (
fmt "fmt"
proto "github.com/golang/protobuf/proto"
math "math"
)
import (
context "context"
api "github.com/micro/go-micro/v3/api"
client "github.com/micro/go-micro/v3/client"
server "github.com/micro/go-micro/v3/server"
)
// 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
// Reference imports to suppress errors if they are not otherwise used.
var _ api.Endpoint
var _ context.Context
var _ client.Option
var _ server.Option
// Api Endpoints for Test service
func NewTestEndpoints() []*api.Endpoint {
return []*api.Endpoint{}
}
// Client API for Test service
type TestService interface {
Call(ctx context.Context, in *Request, opts ...client.CallOption) (*Response, error)
}
type testService struct {
c client.Client
name string
}
func NewTestService(name string, c client.Client) TestService {
return &testService{
c: c,
name: name,
}
}
func (c *testService) Call(ctx context.Context, in *Request, opts ...client.CallOption) (*Response, error) {
req := c.c.NewRequest(c.name, "Test.Call", in)
out := new(Response)
err := c.c.Call(ctx, req, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// Server API for Test service
type TestHandler interface {
Call(context.Context, *Request, *Response) error
}
func RegisterTestHandler(s server.Server, hdlr TestHandler, opts ...server.HandlerOption) error {
type test interface {
Call(ctx context.Context, in *Request, out *Response) error
}
type Test struct {
test
}
h := &testHandler{hdlr}
return s.Handle(s.NewHandler(&Test{h}, opts...))
}
type testHandler struct {
TestHandler
}
func (h *testHandler) Call(ctx context.Context, in *Request, out *Response) error {
return h.TestHandler.Call(ctx, in, out)
}

13
service/grpc/proto/test.proto
View File

@@ -1,13 +0,0 @@
syntax = "proto3";
service Test {
rpc Call(Request) returns (Response) {}
}
message Request {
string name = 1;
}
message Response {
string msg = 1;
}