unistack-org/micro
4
0
Fork 3
Code Issues 18 Pull Requests 1 Actions Packages Projects Releases 265 Wiki Activity

Merge pull request #780 from milosgajdos83/registry-event

Browse Source 
[WIP] Registry event
This commit is contained in:
Asim Aslam 2019-09-24 14:48:38 +01:00 committed by GitHub
commit 9f880a1215
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 224 additions and 299 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
registry/proto/registry.micro.go
View File

@ -1,5 +1,5 @@
// Code generated by protoc-gen-micro. DO NOT EDIT.
// source: micro/go-micro/registry/proto/registry.proto
// source: registry.proto
package go_micro_registry

442
registry/proto/registry.pb.go
View File

@ -1,13 +1,11 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// source: micro/go-micro/registry/proto/registry.proto
// source: registry.proto
package go_micro_registry
import (
context "context"
fmt "fmt"
proto "github.com/golang/protobuf/proto"
grpc "google.golang.org/grpc"
math "math"
)
@ -22,6 +20,35 @@ var _ = math.Inf
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
// EventType defines the type of event
type EventType int32
const (
EventType_Create EventType = 0
EventType_Delete EventType = 1
EventType_Update EventType = 2
)
var EventType_name = map[int32]string{
0: "Create",
1: "Delete",
2: "Update",
}
var EventType_value = map[string]int32{
"Create": 0,
"Delete": 1,
"Update": 2,
}
func (x EventType) String() string {
return proto.EnumName(EventType_name, int32(x))
}
func (EventType) EnumDescriptor() ([]byte, []int) {
return fileDescriptor_41af05d40a615591, []int{0}
}
// Service represents a go-micro service
type Service struct {
Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
@ -38,7 +65,7 @@ func (m *Service) Reset() { *m = Service{} }
func (m *Service) String() string { return proto.CompactTextString(m) }
func (*Service) ProtoMessage() {}
func (*Service) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{0}
return fileDescriptor_41af05d40a615591, []int{0}
}
func (m *Service) XXX_Unmarshal(b []byte) error {
@ -109,7 +136,7 @@ func (m *Node) Reset() { *m = Node{} }
func (m *Node) String() string { return proto.CompactTextString(m) }
func (*Node) ProtoMessage() {}
func (*Node) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{1}
return fileDescriptor_41af05d40a615591, []int{1}
}
func (m *Node) XXX_Unmarshal(b []byte) error {
@ -173,7 +200,7 @@ func (m *Endpoint) Reset() { *m = Endpoint{} }
func (m *Endpoint) String() string { return proto.CompactTextString(m) }
func (*Endpoint) ProtoMessage() {}
func (*Endpoint) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{2}
return fileDescriptor_41af05d40a615591, []int{2}
}
func (m *Endpoint) XXX_Unmarshal(b []byte) error {
@ -236,7 +263,7 @@ func (m *Value) Reset() { *m = Value{} }
func (m *Value) String() string { return proto.CompactTextString(m) }
func (*Value) ProtoMessage() {}
func (*Value) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{3}
return fileDescriptor_41af05d40a615591, []int{3}
}
func (m *Value) XXX_Unmarshal(b []byte) error {
@ -292,7 +319,7 @@ func (m *Result) Reset() { *m = Result{} }
func (m *Result) String() string { return proto.CompactTextString(m) }
func (*Result) ProtoMessage() {}
func (*Result) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{4}
return fileDescriptor_41af05d40a615591, []int{4}
}
func (m *Result) XXX_Unmarshal(b []byte) error {
@ -344,7 +371,7 @@ func (m *EmptyResponse) Reset() { *m = EmptyResponse{} }
func (m *EmptyResponse) String() string { return proto.CompactTextString(m) }
func (*EmptyResponse) ProtoMessage() {}
func (*EmptyResponse) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{5}
return fileDescriptor_41af05d40a615591, []int{5}
}
func (m *EmptyResponse) XXX_Unmarshal(b []byte) error {
@ -376,7 +403,7 @@ func (m *GetRequest) Reset() { *m = GetRequest{} }
func (m *GetRequest) String() string { return proto.CompactTextString(m) }
func (*GetRequest) ProtoMessage() {}
func (*GetRequest) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{6}
return fileDescriptor_41af05d40a615591, []int{6}
}
func (m *GetRequest) XXX_Unmarshal(b []byte) error {
@ -415,7 +442,7 @@ func (m *GetResponse) Reset() { *m = GetResponse{} }
func (m *GetResponse) String() string { return proto.CompactTextString(m) }
func (*GetResponse) ProtoMessage() {}
func (*GetResponse) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{7}
return fileDescriptor_41af05d40a615591, []int{7}
}
func (m *GetResponse) XXX_Unmarshal(b []byte) error {
@ -453,7 +480,7 @@ func (m *ListRequest) Reset() { *m = ListRequest{} }
func (m *ListRequest) String() string { return proto.CompactTextString(m) }
func (*ListRequest) ProtoMessage() {}
func (*ListRequest) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{8}
return fileDescriptor_41af05d40a615591, []int{8}
}
func (m *ListRequest) XXX_Unmarshal(b []byte) error {
@ -485,7 +512,7 @@ func (m *ListResponse) Reset() { *m = ListResponse{} }
func (m *ListResponse) String() string { return proto.CompactTextString(m) }
func (*ListResponse) ProtoMessage() {}
func (*ListResponse) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{9}
return fileDescriptor_41af05d40a615591, []int{9}
}
func (m *ListResponse) XXX_Unmarshal(b []byte) error {
@ -525,7 +552,7 @@ func (m *WatchRequest) Reset() { *m = WatchRequest{} }
func (m *WatchRequest) String() string { return proto.CompactTextString(m) }
func (*WatchRequest) ProtoMessage() {}
func (*WatchRequest) Descriptor() ([]byte, []int) {
return fileDescriptor_f287a6b809166ad2, []int{10}
return fileDescriptor_41af05d40a615591, []int{10}
}
func (m *WatchRequest) XXX_Unmarshal(b []byte) error {
@ -553,7 +580,76 @@ func (m *WatchRequest) GetService() string {
return ""
}
// Event is registry event
type Event struct {
// Event Id
Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
// type of event
Type EventType `protobuf:"varint,2,opt,name=type,proto3,enum=go.micro.registry.EventType" json:"type,omitempty"`
// unix timestamp of event
Timestamp int64 `protobuf:"varint,3,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
// service entry
Service *Service `protobuf:"bytes,4,opt,name=service,proto3" json:"service,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *Event) Reset() { *m = Event{} }
func (m *Event) String() string { return proto.CompactTextString(m) }
func (*Event) ProtoMessage() {}
func (*Event) Descriptor() ([]byte, []int) {
return fileDescriptor_41af05d40a615591, []int{11}
}
func (m *Event) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_Event.Unmarshal(m, b)
}
func (m *Event) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_Event.Marshal(b, m, deterministic)
}
func (m *Event) XXX_Merge(src proto.Message) {
xxx_messageInfo_Event.Merge(m, src)
}
func (m *Event) XXX_Size() int {
return xxx_messageInfo_Event.Size(m)
}
func (m *Event) XXX_DiscardUnknown() {
xxx_messageInfo_Event.DiscardUnknown(m)
}
var xxx_messageInfo_Event proto.InternalMessageInfo
func (m *Event) GetId() string {
if m != nil {
return m.Id
}
return ""
}
func (m *Event) GetType() EventType {
if m != nil {
return m.Type
}
return EventType_Create
}
func (m *Event) GetTimestamp() int64 {
if m != nil {
return m.Timestamp
}
return 0
}
func (m *Event) GetService() *Service {
if m != nil {
return m.Service
}
return nil
}
func init() {
proto.RegisterEnum("go.micro.registry.EventType", EventType_name, EventType_value)
proto.RegisterType((*Service)(nil), "go.micro.registry.Service")
proto.RegisterMapType((map[string]string)(nil), "go.micro.registry.Service.MetadataEntry")
proto.RegisterType((*Node)(nil), "go.micro.registry.Node")
@ -568,281 +664,51 @@ func init() {
proto.RegisterType((*ListRequest)(nil), "go.micro.registry.ListRequest")
proto.RegisterType((*ListResponse)(nil), "go.micro.registry.ListResponse")
proto.RegisterType((*WatchRequest)(nil), "go.micro.registry.WatchRequest")
proto.RegisterType((*Event)(nil), "go.micro.registry.Event")
}
func init() {
proto.RegisterFile("micro/go-micro/registry/proto/registry.proto", fileDescriptor_f287a6b809166ad2)
}
func init() { proto.RegisterFile("registry.proto", fileDescriptor_41af05d40a615591) }
var fileDescriptor_f287a6b809166ad2 = []byte{
// 577 bytes of a gzipped FileDescriptorProto
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xb4, 0x55, 0x6d, 0x8b, 0xd3, 0x4c,
0x14, 0x6d, 0x92, 0xbe, 0xde, 0x6e, 0x9f, 0x47, 0x2f, 0xa2, 0x31, 0xbe, 0x95, 0x80, 0x52, 0xc1,
0xcd, 0x2e, 0x75, 0x11, 0x5f, 0x3e, 0x09, 0x5b, 0x17, 0x64, 0x57, 0x70, 0x04, 0xfd, 0x1c, 0x9b,
0x4b, 0x0d, 0x6e, 0x5e, 0x9c, 0x99, 0x16, 0xfa, 0x1f, 0x04, 0xff, 0x84, 0x3f, 0xc5, 0x1f, 0x26,
0x99, 0xcc, 0x34, 0x5d, 0x36, 0xa9, 0x1f, 0x56, 0xbf, 0xcd, 0xcd, 0x9c, 0x73, 0xe6, 0x9e, 0x73,
0x67, 0x5a, 0x78, 0x92, 0xc4, 0x73, 0x9e, 0x1d, 0x2c, 0xb2, 0xfd, 0x72, 0xc1, 0x69, 0x11, 0x0b,
0xc9, 0xd7, 0x07, 0x39, 0xcf, 0x64, 0x55, 0x06, 0xaa, 0xc4, 0xeb, 0x8b, 0x2c, 0x50, 0xb8, 0xc0,
0x6c, 0xf8, 0x3f, 0x6d, 0xe8, 0x7d, 0x20, 0xbe, 0x8a, 0xe7, 0x84, 0x08, 0xed, 0x34, 0x4c, 0xc8,
0xb5, 0xc6, 0xd6, 0x64, 0xc0, 0xd4, 0x1a, 0x5d, 0xe8, 0xad, 0x88, 0x8b, 0x38, 0x4b, 0x5d, 0x5b,
0x7d, 0x36, 0x25, 0x1e, 0x43, 0x3f, 0x21, 0x19, 0x46, 0xa1, 0x0c, 0x5d, 0x67, 0xec, 0x4c, 0x86,
0xd3, 0x49, 0x70, 0x49, 0x3f, 0xd0, 0xda, 0xc1, 0x99, 0x86, 0xce, 0x52, 0xc9, 0xd7, 0x6c, 0xc3,
0xc4, 0x17, 0x30, 0xa0, 0x34, 0xca, 0xb3, 0x38, 0x95, 0xc2, 0x6d, 0x2b, 0x99, 0x3b, 0x35, 0x32,
0x33, 0x8d, 0x61, 0x15, 0x1a, 0xf7, 0xa1, 0x93, 0x66, 0x11, 0x09, 0xb7, 0xa3, 0x68, 0xb7, 0x6a,
0x68, 0xef, 0xb2, 0x88, 0x58, 0x89, 0xf2, 0x5e, 0xc1, 0xe8, 0x42, 0x13, 0x78, 0x0d, 0x9c, 0xaf,
0xb4, 0xd6, 0x6e, 0x8b, 0x25, 0xde, 0x80, 0xce, 0x2a, 0x3c, 0x5f, 0x92, 0xb6, 0x5a, 0x16, 0x2f,
0xed, 0xe7, 0x96, 0xff, 0xcb, 0x82, 0x76, 0x21, 0x86, 0xff, 0x81, 0x1d, 0x47, 0x9a, 0x63, 0xc7,
0x51, 0x91, 0x4f, 0x18, 0x45, 0x9c, 0x84, 0x30, 0xf9, 0xe8, 0xb2, 0x48, 0x33, 0xcf, 0xb8, 0x74,
0x9d, 0xb1, 0x35, 0x71, 0x98, 0x5a, 0xe3, 0xeb, 0xad, 0xcc, 0x4a, 0xb3, 0x0f, 0x1b, 0xba, 0x6e,
0x0a, 0xec, 0x6a, 0x36, 0xbe, 0xdb, 0xd0, 0x37, 0x51, 0xd6, 0x8e, 0x7b, 0x0a, 0x3d, 0x4e, 0xdf,
0x96, 0x24, 0xa4, 0x22, 0x0f, 0xa7, 0x6e, 0x4d, 0x7f, 0x1f, 0x0b, 0x3d, 0x66, 0x80, 0x78, 0x04,
0x7d, 0x4e, 0x22, 0xcf, 0x52, 0x41, 0xca, 0xec, 0x2e, 0xd2, 0x06, 0x89, 0xb3, 0x4b, 0x51, 0x3c,
0xde, 0x31, 0xf7, 0x7f, 0x13, 0x47, 0x08, 0x1d, 0xd5, 0x56, 0x6d, 0x14, 0x08, 0x6d, 0xb9, 0xce,
0x0d, 0x4b, 0xad, 0xf1, 0x10, 0xba, 0x8a, 0x2d, 0xf4, 0x8d, 0x6f, 0x36, 0xaa, 0x71, 0xbe, 0x84,
0x2e, 0x23, 0xb1, 0x3c, 0x97, 0x78, 0x13, 0xba, 0xe1, 0x5c, 0x16, 0x0f, 0xa9, 0x3c, 0x45, 0x57,
0x78, 0x04, 0x3d, 0x51, 0x3e, 0x12, 0x1d, 0xb9, 0xd7, 0xfc, 0x8c, 0x98, 0x81, 0xe2, 0x5d, 0x18,
0xc8, 0x38, 0x21, 0x21, 0xc3, 0x24, 0xd7, 0x57, 0xac, 0xfa, 0xe0, 0xff, 0x0f, 0xa3, 0x59, 0x92,
0xcb, 0x35, 0xd3, 0x69, 0xfb, 0x8f, 0x00, 0x4e, 0x48, 0x32, 0x3d, 0x31, 0xb7, 0x3a, 0xb2, 0xec,
0xc5, 0x94, 0xfe, 0x0c, 0x86, 0x0a, 0xa7, 0x87, 0xf4, 0x0c, 0xfa, 0x7a, 0x47, 0xb8, 0x96, 0x72,
0xbc, 0xab, 0xb9, 0x0d, 0xd6, 0x1f, 0xc1, 0xf0, 0x34, 0x16, 0xe6, 0x3c, 0xff, 0x0d, 0xec, 0x95,
0xe5, 0x15, 0x65, 0x27, 0xb0, 0xf7, 0x29, 0x94, 0xf3, 0x2f, 0x7f, 0xf4, 0x31, 0xfd, 0xe1, 0x40,
0x9f, 0x69, 0x21, 0x3c, 0x53, 0xe6, 0xcd, 0xaf, 0xdc, 0xbd, 0x9a, 0xa3, 0xaa, 0x6c, 0xbc, 0xfb,
0x4d, 0xdb, 0x3a, 0xc9, 0x16, 0xbe, 0x35, 0xd2, 0xc4, 0x71, 0x47, 0xdf, 0xde, 0xb8, 0xee, 0x3e,
0x5f, 0x98, 0x4a, 0x0b, 0x4f, 0x01, 0x8e, 0x89, 0xff, 0x2d, 0xb5, 0xf7, 0x65, 0xce, 0x9a, 0x22,
0xb0, 0xce, 0xcb, 0xd6, 0x5c, 0xbc, 0x07, 0x8d, 0xfb, 0x1b, 0xc9, 0x13, 0xe8, 0xa8, 0xc8, 0xb1,
0x0e, 0xbb, 0x3d, 0x0c, 0xef, 0x76, 0x0d, 0xa0, 0xbc, 0xfa, 0x7e, 0xeb, 0xd0, 0xfa, 0xdc, 0x55,
0x7f, 0x41, 0x4f, 0x7f, 0x07, 0x00, 0x00, 0xff, 0xff, 0x6b, 0x0b, 0x12, 0xd6, 0xb2, 0x06, 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
// RegistryClient is the client API for Registry service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
type RegistryClient interface {
GetService(ctx context.Context, in *GetRequest, opts ...grpc.CallOption) (*GetResponse, error)
Register(ctx context.Context, in *Service, opts ...grpc.CallOption) (*EmptyResponse, error)
Deregister(ctx context.Context, in *Service, opts ...grpc.CallOption) (*EmptyResponse, error)
ListServices(ctx context.Context, in *ListRequest, opts ...grpc.CallOption) (*ListResponse, error)
Watch(ctx context.Context, in *WatchRequest, opts ...grpc.CallOption) (Registry_WatchClient, error)
}
type registryClient struct {
cc *grpc.ClientConn
}
func NewRegistryClient(cc *grpc.ClientConn) RegistryClient {
return &registryClient{cc}
}
func (c *registryClient) GetService(ctx context.Context, in *GetRequest, opts ...grpc.CallOption) (*GetResponse, error) {
out := new(GetResponse)
err := c.cc.Invoke(ctx, "/go.micro.registry.Registry/GetService", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
func (c *registryClient) Register(ctx context.Context, in *Service, opts ...grpc.CallOption) (*EmptyResponse, error) {
out := new(EmptyResponse)
err := c.cc.Invoke(ctx, "/go.micro.registry.Registry/Register", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
func (c *registryClient) Deregister(ctx context.Context, in *Service, opts ...grpc.CallOption) (*EmptyResponse, error) {
out := new(EmptyResponse)
err := c.cc.Invoke(ctx, "/go.micro.registry.Registry/Deregister", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
func (c *registryClient) ListServices(ctx context.Context, in *ListRequest, opts ...grpc.CallOption) (*ListResponse, error) {
out := new(ListResponse)
err := c.cc.Invoke(ctx, "/go.micro.registry.Registry/ListServices", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
func (c *registryClient) Watch(ctx context.Context, in *WatchRequest, opts ...grpc.CallOption) (Registry_WatchClient, error) {
stream, err := c.cc.NewStream(ctx, &_Registry_serviceDesc.Streams[0], "/go.micro.registry.Registry/Watch", opts...)
if err != nil {
return nil, err
}
x := &registryWatchClient{stream}
if err := x.ClientStream.SendMsg(in); err != nil {
return nil, err
}
if err := x.ClientStream.CloseSend(); err != nil {
return nil, err
}
return x, nil
}
type Registry_WatchClient interface {
Recv() (*Result, error)
grpc.ClientStream
}
type registryWatchClient struct {
grpc.ClientStream
}
func (x *registryWatchClient) Recv() (*Result, error) {
m := new(Result)
if err := x.ClientStream.RecvMsg(m); err != nil {
return nil, err
}
return m, nil
}
// RegistryServer is the server API for Registry service.
type RegistryServer interface {
GetService(context.Context, *GetRequest) (*GetResponse, error)
Register(context.Context, *Service) (*EmptyResponse, error)
Deregister(context.Context, *Service) (*EmptyResponse, error)
ListServices(context.Context, *ListRequest) (*ListResponse, error)
Watch(*WatchRequest, Registry_WatchServer) error
}
func RegisterRegistryServer(s *grpc.Server, srv RegistryServer) {
s.RegisterService(&_Registry_serviceDesc, srv)
}
func _Registry_GetService_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(GetRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(RegistryServer).GetService(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/go.micro.registry.Registry/GetService",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(RegistryServer).GetService(ctx, req.(*GetRequest))
}
return interceptor(ctx, in, info, handler)
}
func _Registry_Register_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(Service)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(RegistryServer).Register(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/go.micro.registry.Registry/Register",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(RegistryServer).Register(ctx, req.(*Service))
}
return interceptor(ctx, in, info, handler)
}
func _Registry_Deregister_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(Service)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(RegistryServer).Deregister(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/go.micro.registry.Registry/Deregister",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(RegistryServer).Deregister(ctx, req.(*Service))
}
return interceptor(ctx, in, info, handler)
}
func _Registry_ListServices_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(ListRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(RegistryServer).ListServices(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/go.micro.registry.Registry/ListServices",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(RegistryServer).ListServices(ctx, req.(*ListRequest))
}
return interceptor(ctx, in, info, handler)
}
func _Registry_Watch_Handler(srv interface{}, stream grpc.ServerStream) error {
m := new(WatchRequest)
if err := stream.RecvMsg(m); err != nil {
return err
}
return srv.(RegistryServer).Watch(m, &registryWatchServer{stream})
}
type Registry_WatchServer interface {
Send(*Result) error
grpc.ServerStream
}
type registryWatchServer struct {
grpc.ServerStream
}
func (x *registryWatchServer) Send(m *Result) error {
return x.ServerStream.SendMsg(m)
}
var _Registry_serviceDesc = grpc.ServiceDesc{
ServiceName: "go.micro.registry.Registry",
HandlerType: (*RegistryServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "GetService",
Handler: _Registry_GetService_Handler,
},
{
MethodName: "Register",
Handler: _Registry_Register_Handler,
},
{
MethodName: "Deregister",
Handler: _Registry_Deregister_Handler,
},
{
MethodName: "ListServices",
Handler: _Registry_ListServices_Handler,
},
},
Streams: []grpc.StreamDesc{
{
StreamName: "Watch",
Handler: _Registry_Watch_Handler,
ServerStreams: true,
},
},
Metadata: "micro/go-micro/registry/proto/registry.proto",
var fileDescriptor_41af05d40a615591 = []byte{
// 632 bytes of a gzipped FileDescriptorProto
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xb4, 0x55, 0xdb, 0x6e, 0xd3, 0x4c,
0x10, 0x8e, 0xed, 0x38, 0x87, 0x49, 0xdb, 0xbf, 0xff, 0x08, 0x81, 0x31, 0x05, 0x22, 0x4b, 0xa0,
0x80, 0x84, 0xa9, 0x42, 0x85, 0x38, 0x5c, 0x21, 0x62, 0x2a, 0xa1, 0x16, 0x09, 0x73, 0xba, 0x36,
0xf1, 0xa8, 0x58, 0xc4, 0x07, 0x76, 0x37, 0x91, 0xfc, 0x0e, 0x48, 0x3c, 0x01, 0x77, 0x3c, 0x0a,
0x0f, 0x86, 0xbc, 0x5e, 0x27, 0xa9, 0x62, 0x07, 0xa4, 0xc2, 0xdd, 0x8c, 0xf7, 0x9b, 0x6f, 0x67,
0xbe, 0x6f, 0x36, 0x81, 0x3d, 0x46, 0x67, 0x11, 0x17, 0x2c, 0x77, 0x33, 0x96, 0x8a, 0x14, 0xff,
0x3f, 0x4b, 0xdd, 0x38, 0x9a, 0xb2, 0xd4, 0xad, 0x0e, 0x9c, 0x1f, 0x3a, 0x74, 0xdf, 0x10, 0x5b,
0x44, 0x53, 0x42, 0x84, 0x76, 0x12, 0xc4, 0x64, 0x69, 0x43, 0x6d, 0xd4, 0xf7, 0x65, 0x8c, 0x16,
0x74, 0x17, 0xc4, 0x78, 0x94, 0x26, 0x96, 0x2e, 0x3f, 0x57, 0x29, 0x4e, 0xa0, 0x17, 0x93, 0x08,
0xc2, 0x40, 0x04, 0x96, 0x31, 0x34, 0x46, 0x83, 0xf1, 0xc8, 0xdd, 0xe0, 0x77, 0x15, 0xb7, 0x7b,
0xaa, 0xa0, 0x5e, 0x22, 0x58, 0xee, 0x2f, 0x2b, 0xf1, 0x31, 0xf4, 0x29, 0x09, 0xb3, 0x34, 0x4a,
0x04, 0xb7, 0xda, 0x92, 0xe6, 0x5a, 0x0d, 0x8d, 0xa7, 0x30, 0xfe, 0x0a, 0x8d, 0xf7, 0xc0, 0x4c,
0xd2, 0x90, 0xb8, 0x65, 0xca, 0xb2, 0x2b, 0x35, 0x65, 0xaf, 0xd2, 0x90, 0xfc, 0x12, 0x65, 0x3f,
0x85, 0xdd, 0x73, 0x4d, 0xe0, 0x3e, 0x18, 0x9f, 0x29, 0x57, 0xd3, 0x16, 0x21, 0x5e, 0x02, 0x73,
0x11, 0xcc, 0xe6, 0xa4, 0x46, 0x2d, 0x93, 0x27, 0xfa, 0x23, 0xcd, 0xf9, 0xa9, 0x41, 0xbb, 0x20,
0xc3, 0x3d, 0xd0, 0xa3, 0x50, 0xd5, 0xe8, 0x51, 0x58, 0xe8, 0x13, 0x84, 0x21, 0x23, 0xce, 0x2b,
0x7d, 0x54, 0x5a, 0xa8, 0x99, 0xa5, 0x4c, 0x58, 0xc6, 0x50, 0x1b, 0x19, 0xbe, 0x8c, 0xf1, 0xd9,
0x9a, 0x66, 0xe5, 0xb0, 0xb7, 0x1a, 0xba, 0x6e, 0x12, 0xec, 0x62, 0x63, 0x7c, 0xd5, 0xa1, 0x57,
0x49, 0x59, 0x6b, 0xf7, 0x18, 0xba, 0x8c, 0xbe, 0xcc, 0x89, 0x0b, 0x59, 0x3c, 0x18, 0x5b, 0x35,
0xfd, 0xbd, 0x2f, 0xf8, 0xfc, 0x0a, 0x88, 0x47, 0xd0, 0x63, 0xc4, 0xb3, 0x34, 0xe1, 0x24, 0x87,
0xdd, 0x56, 0xb4, 0x44, 0xa2, 0xb7, 0x21, 0xc5, 0x9d, 0x2d, 0xbe, 0xff, 0x1b, 0x39, 0x02, 0x30,
0x65, 0x5b, 0xb5, 0x52, 0x20, 0xb4, 0x45, 0x9e, 0x55, 0x55, 0x32, 0xc6, 0x43, 0xe8, 0xc8, 0x6a,
0xae, 0x36, 0xbe, 0x79, 0x50, 0x85, 0x73, 0x04, 0x74, 0x7c, 0xe2, 0xf3, 0x99, 0xc0, 0xcb, 0xd0,
0x09, 0xa6, 0xa2, 0x78, 0x48, 0xe5, 0x2d, 0x2a, 0xc3, 0x23, 0xe8, 0xf2, 0xf2, 0x91, 0x28, 0xc9,
0xed, 0xe6, 0x67, 0xe4, 0x57, 0x50, 0x3c, 0x80, 0xbe, 0x88, 0x62, 0xe2, 0x22, 0x88, 0x33, 0xb5,
0x62, 0xab, 0x0f, 0xce, 0x7f, 0xb0, 0xeb, 0xc5, 0x99, 0xc8, 0x7d, 0xa5, 0xb6, 0x73, 0x1b, 0xe0,
0x98, 0x84, 0xaf, 0x1c, 0xb3, 0x56, 0x57, 0x96, 0xbd, 0x54, 0xa9, 0xe3, 0xc1, 0x40, 0xe2, 0x94,
0x49, 0x0f, 0xa1, 0xa7, 0x4e, 0xb8, 0xa5, 0xc9, 0x89, 0xb7, 0x35, 0xb7, 0xc4, 0x3a, 0xbb, 0x30,
0x38, 0x89, 0x78, 0x75, 0x9f, 0xf3, 0x02, 0x76, 0xca, 0xf4, 0x82, 0xb4, 0x23, 0xd8, 0xf9, 0x10,
0x88, 0xe9, 0xa7, 0xdf, 0xcf, 0xf1, 0x5d, 0x03, 0xd3, 0x5b, 0x50, 0x22, 0x36, 0x1e, 0xec, 0xe1,
0x9a, 0xad, 0x7b, 0xe3, 0x83, 0xba, 0x9d, 0x2b, 0xea, 0xde, 0xe6, 0x19, 0x29, 0xd3, 0xb7, 0x4a,
0xbd, 0x6e, 0x5f, 0xfb, 0x8f, 0xed, 0xbb, 0x7b, 0x1f, 0xfa, 0xcb, 0x6b, 0x10, 0xa0, 0xf3, 0x9c,
0x51, 0x20, 0x68, 0xbf, 0x55, 0xc4, 0x13, 0x9a, 0x91, 0xa0, 0x7d, 0xad, 0x88, 0xdf, 0x65, 0x61,
0xf1, 0x5d, 0x1f, 0x7f, 0x33, 0xa0, 0xe7, 0x2b, 0x3a, 0x3c, 0x95, 0x6e, 0x56, 0x3f, 0xdb, 0xd7,
0x6b, 0x2e, 0x5c, 0x99, 0x6d, 0xdf, 0x68, 0x3a, 0x56, 0xab, 0xd1, 0xc2, 0x97, 0x15, 0x35, 0x31,
0xdc, 0xd2, 0xbd, 0x3d, 0xac, 0x13, 0xeb, 0xdc, 0x9a, 0xb5, 0xf0, 0x04, 0x60, 0x42, 0xec, 0x6f,
0xb1, 0xbd, 0x2e, 0x17, 0x47, 0x95, 0x70, 0xac, 0x9b, 0x65, 0x6d, 0xd1, 0xec, 0x9b, 0x8d, 0xe7,
0x4b, 0xca, 0x63, 0x30, 0xe5, 0x0e, 0x61, 0x1d, 0x76, 0x7d, 0xbb, 0xec, 0xab, 0x35, 0x80, 0xf2,
0x2d, 0x3b, 0xad, 0x43, 0xed, 0x63, 0x47, 0xfe, 0xa7, 0x3e, 0xf8, 0x15, 0x00, 0x00, 0xff, 0xff,
0x08, 0x0e, 0xe4, 0xae, 0x65, 0x07, 0x00, 0x00,
}

19
registry/proto/registry.proto
View File

@ -71,3 +71,22 @@ message WatchRequest {
// service is optional
string service = 1;
}
// EventType defines the type of event
enum EventType {
Create = 0;
Delete = 1;
Update = 2;
}
// Event is registry event
message Event {
// Event Id
string id = 1;
// type of event
EventType type = 2;
// unix timestamp of event
int64 timestamp = 3;
// service entry
Service service = 4;
}

18
registry/registry.go
View File

@ -5,6 +5,15 @@ import (
"errors"
)
var (
DefaultRegistry = NewRegistry()
// Not found error when GetService is called
ErrNotFound = errors.New("service not found")
// Watcher stopped error when watcher is stopped
ErrWatcherStopped = errors.New("watcher stopped")
)
// The registry provides an interface for service discovery
// and an abstraction over varying implementations
// {consul, etcd, zookeeper, ...}
@ -25,15 +34,6 @@ type RegisterOption func(*RegisterOptions)
type WatchOption func(*WatchOptions)
var (
DefaultRegistry = NewRegistry()
// Not found error when GetService is called
ErrNotFound = errors.New("service not found")
// Watcher stopped error when watcher is stopped
ErrWatcherStopped = errors.New("watcher stopped")
)
// Register a service node. Additionally supply options such as TTL.
func Register(s *Service, opts ...RegisterOption) error {
return DefaultRegistry.Register(s, opts...)

40
registry/watcher.go
View File

@ -1,5 +1,7 @@
package registry
import "time"
// Watcher is an interface that returns updates
// about services within the registry.
type Watcher interface {
@ -14,3 +16,41 @@ type Result struct {
Action string
Service *Service
}
// EventType defines registry event type
type EventType int
const (
// Create is emitted when a new service is registered
Create EventType = iota
// Delete is emitted when an existing service is deregsitered
Delete
// Update is emitted when an existing servicec is updated
Update
)
// String returns human readable event type
func (t EventType) String() string {
switch t {
case Create:
return "create"
case Delete:
return "delete"
case Update:
return "update"
default:
return "unknown"
}
}
// Event is registry event
type Event struct {
// Id is registry id
Id string
// Type defines type of event
Type EventType
// Timestamp is event timestamp
Timestamp time.Time
// Service is registry service
Service *Service
}