totole/services
1
0
Fork 0
mirror of https://github.com/kevin-DL/services.git synced 2026-01-11 19:04:35 +00:00
Code Issues Packages Projects Releases Wiki Activity

reship events

Browse Source
This commit is contained in:
Asim Aslam
2021-11-02 16:26:07 +00:00
parent ff20739cb5
commit c63c60a7e5
5 changed files with 456 additions and 66 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
event/examples.json
View File

@@ -21,5 +21,18 @@
"topic": "events",
"message": {"id": "1", "type": "signup", "user": "john"}
}
}],
"read": [{
"title": "Read events on a topic",
"description": "Read historic events sent to a topic",
"run_check": false,
"request": {
"topic": "user"
},
"response": {
"events": [
{"id": "123e4567-e89b-12d3-a456-426652340000", "message": {"id": "1", "type": "signup", "user": "john"}}
]
}
}]
}

56
event/handler/event.go
View File

@@ -4,6 +4,7 @@ import (
"context"
"fmt"
"path"
"time"
"github.com/micro/micro/v3/service/errors"
"github.com/micro/micro/v3/service/events"
@@ -52,9 +53,17 @@ func (s *Event) Subscribe(ctx context.Context, req *pb.SubscribeRequest, stream
// check if a group os provided
opts := []events.ConsumeOption{}
offset := time.Now()
if len(req.Group) > 0 {
opts = append(opts, events.WithGroup(req.Group))
}
if len(req.Offset) > 0 {
t, err := time.Parse(time.RFC3339Nano, req.Offset)
if err == nil {
offset = t
}
}
opts = append(opts, events.WithOffset(offset))
sub, err := events.Consume(topic, opts...)
if err != nil {
@@ -70,6 +79,8 @@ func (s *Event) Subscribe(ctx context.Context, req *pb.SubscribeRequest, stream
if err := stream.Send(&pb.SubscribeResponse{
Topic: req.Topic,
Id: msg.ID,
Timestamp: msg.Timestamp.Format(time.RFC3339Nano),
Message: d,
}); err != nil {
return err
@@ -78,3 +89,48 @@ func (s *Event) Subscribe(ctx context.Context, req *pb.SubscribeRequest, stream
return nil
}
func (s *Event) Read(ctx context.Context, req *pb.ReadRequest, rsp *pb.ReadResponse) error {
if len(req.Topic) == 0 {
return errors.BadRequest("event.read", "topic is blank")
}
id, ok := tenant.FromContext(ctx)
if !ok {
id = "default"
}
// create tenant based topics
topic := path.Join("event", id, req.Topic)
log.Infof("Tenant %v reading %v\n", id, req.Topic)
limit := uint(25)
offset := uint(0)
if req.Limit > 0 {
limit = uint(req.Limit)
}
if req.Offset > 0 {
offset = uint(req.Offset)
}
events, err := events.Read(topic, events.ReadLimit(limit), events.ReadOffset(offset))
if err != nil {
return err
}
for _, ev := range events {
// unmarshal the message into a struct
d := &structpb.Struct{}
d.UnmarshalJSON(ev.Payload)
rsp.Events = append(rsp.Events, &pb.Ev{
Id: ev.ID,
Timestamp: ev.Timestamp.Format(time.RFC3339Nano),
Message: d,
})
}
return nil
}

397
event/proto/event.pb.go
View File

@@ -21,7 +21,73 @@ const (
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// Publish a message to the event. Specify a topic to group messages for a specific topic.
type Ev struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// event id
Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
// event timestamp
Timestamp string `protobuf:"bytes,2,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
// event message
Message *structpb.Struct `protobuf:"bytes,3,opt,name=message,proto3" json:"message,omitempty"`
}
func (x *Ev) Reset() {
*x = Ev{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_event_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *Ev) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*Ev) ProtoMessage() {}
func (x *Ev) ProtoReflect() protoreflect.Message {
mi := &file_proto_event_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use Ev.ProtoReflect.Descriptor instead.
func (*Ev) Descriptor() ([]byte, []int) {
return file_proto_event_proto_rawDescGZIP(), []int{0}
}
func (x *Ev) GetId() string {
if x != nil {
return x.Id
}
return ""
}
func (x *Ev) GetTimestamp() string {
if x != nil {
return x.Timestamp
}
return ""
}
func (x *Ev) GetMessage() *structpb.Struct {
if x != nil {
return x.Message
}
return nil
}
// Publish a message to the event stream.
type PublishRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@@ -30,13 +96,13 @@ type PublishRequest struct {
// The topic to publish to
Topic string `protobuf:"bytes,1,opt,name=topic,proto3" json:"topic,omitempty"`
// The json message to publish
Message *structpb.Struct `protobuf:"bytes,2,opt,name=message,proto3" json:"message,omitempty"`
Message *structpb.Struct `protobuf:"bytes,4,opt,name=message,proto3" json:"message,omitempty"`
}
func (x *PublishRequest) Reset() {
*x = PublishRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_event_proto_msgTypes[0]
mi := &file_proto_event_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@@ -49,7 +115,7 @@ func (x *PublishRequest) String() string {
func (*PublishRequest) ProtoMessage() {}
func (x *PublishRequest) ProtoReflect() protoreflect.Message {
mi := &file_proto_event_proto_msgTypes[0]
mi := &file_proto_event_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@@ -62,7 +128,7 @@ func (x *PublishRequest) ProtoReflect() protoreflect.Message {
// Deprecated: Use PublishRequest.ProtoReflect.Descriptor instead.
func (*PublishRequest) Descriptor() ([]byte, []int) {
return file_proto_event_proto_rawDescGZIP(), []int{0}
return file_proto_event_proto_rawDescGZIP(), []int{1}
}
func (x *PublishRequest) GetTopic() string {
@@ -88,7 +154,7 @@ type PublishResponse struct {
func (x *PublishResponse) Reset() {
*x = PublishResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_event_proto_msgTypes[1]
mi := &file_proto_event_proto_msgTypes[2]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@@ -101,7 +167,7 @@ func (x *PublishResponse) String() string {
func (*PublishResponse) ProtoMessage() {}
func (x *PublishResponse) ProtoReflect() protoreflect.Message {
mi := &file_proto_event_proto_msgTypes[1]
mi := &file_proto_event_proto_msgTypes[2]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@@ -114,7 +180,7 @@ func (x *PublishResponse) ProtoReflect() protoreflect.Message {
// Deprecated: Use PublishResponse.ProtoReflect.Descriptor instead.
func (*PublishResponse) Descriptor() ([]byte, []int) {
return file_proto_event_proto_rawDescGZIP(), []int{1}
return file_proto_event_proto_rawDescGZIP(), []int{2}
}
// Subscribe to messages for a given topic.
@@ -127,12 +193,14 @@ type SubscribeRequest struct {
Topic string `protobuf:"bytes,1,opt,name=topic,proto3" json:"topic,omitempty"`
// Optional group for the subscription
Group string `protobuf:"bytes,2,opt,name=group,proto3" json:"group,omitempty"`
// Optional offset to read from e.g "2006-01-02T15:04:05.999Z07:00"
Offset string `protobuf:"bytes,3,opt,name=offset,proto3" json:"offset,omitempty"`
}
func (x *SubscribeRequest) Reset() {
*x = SubscribeRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_event_proto_msgTypes[2]
mi := &file_proto_event_proto_msgTypes[3]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@@ -145,7 +213,7 @@ func (x *SubscribeRequest) String() string {
func (*SubscribeRequest) ProtoMessage() {}
func (x *SubscribeRequest) ProtoReflect() protoreflect.Message {
mi := &file_proto_event_proto_msgTypes[2]
mi := &file_proto_event_proto_msgTypes[3]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@@ -158,7 +226,7 @@ func (x *SubscribeRequest) ProtoReflect() protoreflect.Message {
// Deprecated: Use SubscribeRequest.ProtoReflect.Descriptor instead.
func (*SubscribeRequest) Descriptor() ([]byte, []int) {
return file_proto_event_proto_rawDescGZIP(), []int{2}
return file_proto_event_proto_rawDescGZIP(), []int{3}
}
func (x *SubscribeRequest) GetTopic() string {
@@ -175,6 +243,13 @@ func (x *SubscribeRequest) GetGroup() string {
return ""
}
func (x *SubscribeRequest) GetOffset() string {
if x != nil {
return x.Offset
}
return ""
}
// A blocking event will be returned in response.
type SubscribeResponse struct {
state protoimpl.MessageState
@@ -183,14 +258,18 @@ type SubscribeResponse struct {
// The topic subscribed to
Topic string `protobuf:"bytes,1,opt,name=topic,proto3" json:"topic,omitempty"`
// Unique message id
Id string `protobuf:"bytes,2,opt,name=id,proto3" json:"id,omitempty"`
// Timestamp of publishing
Timestamp string `protobuf:"bytes,3,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
// The next json message on the topic
Message *structpb.Struct `protobuf:"bytes,2,opt,name=message,proto3" json:"message,omitempty"`
Message *structpb.Struct `protobuf:"bytes,4,opt,name=message,proto3" json:"message,omitempty"`
}
func (x *SubscribeResponse) Reset() {
*x = SubscribeResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_event_proto_msgTypes[3]
mi := &file_proto_event_proto_msgTypes[4]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@@ -203,7 +282,7 @@ func (x *SubscribeResponse) String() string {
func (*SubscribeResponse) ProtoMessage() {}
func (x *SubscribeResponse) ProtoReflect() protoreflect.Message {
mi := &file_proto_event_proto_msgTypes[3]
mi := &file_proto_event_proto_msgTypes[4]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@@ -216,7 +295,7 @@ func (x *SubscribeResponse) ProtoReflect() protoreflect.Message {
// Deprecated: Use SubscribeResponse.ProtoReflect.Descriptor instead.
func (*SubscribeResponse) Descriptor() ([]byte, []int) {
return file_proto_event_proto_rawDescGZIP(), []int{3}
return file_proto_event_proto_rawDescGZIP(), []int{4}
}
func (x *SubscribeResponse) GetTopic() string {
@@ -226,6 +305,20 @@ func (x *SubscribeResponse) GetTopic() string {
return ""
}
func (x *SubscribeResponse) GetId() string {
if x != nil {
return x.Id
}
return ""
}
func (x *SubscribeResponse) GetTimestamp() string {
if x != nil {
return x.Timestamp
}
return ""
}
func (x *SubscribeResponse) GetMessage() *structpb.Struct {
if x != nil {
return x.Message
@@ -233,40 +326,177 @@ func (x *SubscribeResponse) GetMessage() *structpb.Struct {
return nil
}
// Read stored events
type ReadRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// topic to read from
Topic string `protobuf:"bytes,1,opt,name=topic,proto3" json:"topic,omitempty"`
// number of events to read; default 25
Limit int32 `protobuf:"varint,2,opt,name=limit,proto3" json:"limit,omitempty"`
// offset for the events; default 0
Offset int32 `protobuf:"varint,3,opt,name=offset,proto3" json:"offset,omitempty"`
}
func (x *ReadRequest) Reset() {
*x = ReadRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_event_proto_msgTypes[5]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *ReadRequest) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*ReadRequest) ProtoMessage() {}
func (x *ReadRequest) ProtoReflect() protoreflect.Message {
mi := &file_proto_event_proto_msgTypes[5]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use ReadRequest.ProtoReflect.Descriptor instead.
func (*ReadRequest) Descriptor() ([]byte, []int) {
return file_proto_event_proto_rawDescGZIP(), []int{5}
}
func (x *ReadRequest) GetTopic() string {
if x != nil {
return x.Topic
}
return ""
}
func (x *ReadRequest) GetLimit() int32 {
if x != nil {
return x.Limit
}
return 0
}
func (x *ReadRequest) GetOffset() int32 {
if x != nil {
return x.Offset
}
return 0
}
type ReadResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// the events
Events []*Ev `protobuf:"bytes,1,rep,name=events,proto3" json:"events,omitempty"`
}
func (x *ReadResponse) Reset() {
*x = ReadResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_event_proto_msgTypes[6]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *ReadResponse) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*ReadResponse) ProtoMessage() {}
func (x *ReadResponse) ProtoReflect() protoreflect.Message {
mi := &file_proto_event_proto_msgTypes[6]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use ReadResponse.ProtoReflect.Descriptor instead.
func (*ReadResponse) Descriptor() ([]byte, []int) {
return file_proto_event_proto_rawDescGZIP(), []int{6}
}
func (x *ReadResponse) GetEvents() []*Ev {
if x != nil {
return x.Events
}
return nil
}
var File_proto_event_proto protoreflect.FileDescriptor
var file_proto_event_proto_rawDesc = []byte{
0x0a, 0x11, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e, 0x70, 0x72,
0x6f, 0x74, 0x6f, 0x12, 0x05, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x1a, 0x1c, 0x67, 0x6f, 0x6f, 0x67,
0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x73, 0x74, 0x72, 0x75,
0x63, 0x74, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x59, 0x0a, 0x0e, 0x50, 0x75, 0x62, 0x6c,
0x69, 0x73, 0x68, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x14, 0x0a, 0x05, 0x74, 0x6f,
0x70, 0x69, 0x63, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x74, 0x6f, 0x70, 0x69, 0x63,
0x12, 0x31, 0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28,
0x0b, 0x32, 0x17, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f,
0x62, 0x75, 0x66, 0x2e, 0x53, 0x74, 0x72, 0x75, 0x63, 0x74, 0x52, 0x07, 0x6d, 0x65, 0x73, 0x73,
0x61, 0x67, 0x65, 0x22, 0x11, 0x0a, 0x0f, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68, 0x52, 0x65,
0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x3e, 0x0a, 0x10, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72,
0x69, 0x62, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x14, 0x0a, 0x05, 0x74, 0x6f,
0x70, 0x69, 0x63, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x74, 0x6f, 0x70, 0x69, 0x63,
0x12, 0x14, 0x0a, 0x05, 0x67, 0x72, 0x6f, 0x75, 0x70, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52,
0x05, 0x67, 0x72, 0x6f, 0x75, 0x70, 0x22, 0x5c, 0x0a, 0x11, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72,
0x63, 0x74, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x65, 0x0a, 0x02, 0x45, 0x76, 0x12, 0x0e,
0x0a, 0x02, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x02, 0x69, 0x64, 0x12, 0x1c,
0x0a, 0x09, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x18, 0x02, 0x20, 0x01, 0x28,
0x09, 0x52, 0x09, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x12, 0x31, 0x0a, 0x07,
0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x17, 0x2e,
0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e,
0x53, 0x74, 0x72, 0x75, 0x63, 0x74, 0x52, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x22,
0x59, 0x0a, 0x0e, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73,
0x74, 0x12, 0x14, 0x0a, 0x05, 0x74, 0x6f, 0x70, 0x69, 0x63, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09,
0x52, 0x05, 0x74, 0x6f, 0x70, 0x69, 0x63, 0x12, 0x31, 0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61,
0x67, 0x65, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x17, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c,
0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x53, 0x74, 0x72, 0x75, 0x63,
0x74, 0x52, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x22, 0x11, 0x0a, 0x0f, 0x50, 0x75,
0x62, 0x6c, 0x69, 0x73, 0x68, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x56, 0x0a,
0x10, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73,
0x74, 0x12, 0x14, 0x0a, 0x05, 0x74, 0x6f, 0x70, 0x69, 0x63, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09,
0x52, 0x05, 0x74, 0x6f, 0x70, 0x69, 0x63, 0x12, 0x14, 0x0a, 0x05, 0x67, 0x72, 0x6f, 0x75, 0x70,
0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x67, 0x72, 0x6f, 0x75, 0x70, 0x12, 0x16, 0x0a,
0x06, 0x6f, 0x66, 0x66, 0x73, 0x65, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x6f,
0x66, 0x66, 0x73, 0x65, 0x74, 0x22, 0x8a, 0x01, 0x0a, 0x11, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72,
0x69, 0x62, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x14, 0x0a, 0x05, 0x74,
0x6f, 0x70, 0x69, 0x63, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x74, 0x6f, 0x70, 0x69,
0x63, 0x12, 0x31, 0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x02, 0x20, 0x01,
0x28, 0x0b, 0x32, 0x17, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74,
0x6f, 0x62, 0x75, 0x66, 0x2e, 0x53, 0x74, 0x72, 0x75, 0x63, 0x74, 0x52, 0x07, 0x6d, 0x65, 0x73,
0x73, 0x61, 0x67, 0x65, 0x32, 0x87, 0x01, 0x0a, 0x05, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x12, 0x3a,
0x0a, 0x07, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68, 0x12, 0x15, 0x2e, 0x65, 0x76, 0x65, 0x6e,
0x74, 0x2e, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74,
0x1a, 0x16, 0x2e, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68,
0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x42, 0x0a, 0x09, 0x53, 0x75,
0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x12, 0x17, 0x2e, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e,
0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74,
0x1a, 0x18, 0x2e, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69,
0x62, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x30, 0x01, 0x42, 0x0f,
0x5a, 0x0d, 0x2e, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x3b, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x62,
0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
0x63, 0x12, 0x0e, 0x0a, 0x02, 0x69, 0x64, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x02, 0x69,
0x64, 0x12, 0x1c, 0x0a, 0x09, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x18, 0x03,
0x20, 0x01, 0x28, 0x09, 0x52, 0x09, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x12,
0x31, 0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0b,
0x32, 0x17, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62,
0x75, 0x66, 0x2e, 0x53, 0x74, 0x72, 0x75, 0x63, 0x74, 0x52, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61,
0x67, 0x65, 0x22, 0x51, 0x0a, 0x0b, 0x52, 0x65, 0x61, 0x64, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73,
0x74, 0x12, 0x14, 0x0a, 0x05, 0x74, 0x6f, 0x70, 0x69, 0x63, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09,
0x52, 0x05, 0x74, 0x6f, 0x70, 0x69, 0x63, 0x12, 0x14, 0x0a, 0x05, 0x6c, 0x69, 0x6d, 0x69, 0x74,
0x18, 0x02, 0x20, 0x01, 0x28, 0x05, 0x52, 0x05, 0x6c, 0x69, 0x6d, 0x69, 0x74, 0x12, 0x16, 0x0a,
0x06, 0x6f, 0x66, 0x66, 0x73, 0x65, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28, 0x05, 0x52, 0x06, 0x6f,
0x66, 0x66, 0x73, 0x65, 0x74, 0x22, 0x31, 0x0a, 0x0c, 0x52, 0x65, 0x61, 0x64, 0x52, 0x65, 0x73,
0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x21, 0x0a, 0x06, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x73, 0x18,
0x01, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x09, 0x2e, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e, 0x45, 0x76,
0x52, 0x06, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x73, 0x32, 0xba, 0x01, 0x0a, 0x05, 0x45, 0x76, 0x65,
0x6e, 0x74, 0x12, 0x3a, 0x0a, 0x07, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68, 0x12, 0x15, 0x2e,
0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68, 0x52, 0x65, 0x71,
0x75, 0x65, 0x73, 0x74, 0x1a, 0x16, 0x2e, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e, 0x50, 0x75, 0x62,
0x6c, 0x69, 0x73, 0x68, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x42,
0x0a, 0x09, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x12, 0x17, 0x2e, 0x65, 0x76,
0x65, 0x6e, 0x74, 0x2e, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x52, 0x65, 0x71,
0x75, 0x65, 0x73, 0x74, 0x1a, 0x18, 0x2e, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e, 0x53, 0x75, 0x62,
0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00,
0x30, 0x01, 0x12, 0x31, 0x0a, 0x04, 0x52, 0x65, 0x61, 0x64, 0x12, 0x12, 0x2e, 0x65, 0x76, 0x65,
0x6e, 0x74, 0x2e, 0x52, 0x65, 0x61, 0x64, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x13,
0x2e, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x2e, 0x52, 0x65, 0x61, 0x64, 0x52, 0x65, 0x73, 0x70, 0x6f,
0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x0f, 0x5a, 0x0d, 0x2e, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f,
0x3b, 0x65, 0x76, 0x65, 0x6e, 0x74, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
}
var (
@@ -281,26 +511,33 @@ func file_proto_event_proto_rawDescGZIP() []byte {
return file_proto_event_proto_rawDescData
}
var file_proto_event_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
var file_proto_event_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
var file_proto_event_proto_goTypes = []interface{}{
(*PublishRequest)(nil), // 0: event.PublishRequest
(*PublishResponse)(nil), // 1: event.PublishResponse
(*SubscribeRequest)(nil), // 2: event.SubscribeRequest
(*SubscribeResponse)(nil), // 3: event.SubscribeResponse
(*structpb.Struct)(nil), // 4: google.protobuf.Struct
(*Ev)(nil), // 0: event.Ev
(*PublishRequest)(nil), // 1: event.PublishRequest
(*PublishResponse)(nil), // 2: event.PublishResponse
(*SubscribeRequest)(nil), // 3: event.SubscribeRequest
(*SubscribeResponse)(nil), // 4: event.SubscribeResponse
(*ReadRequest)(nil), // 5: event.ReadRequest
(*ReadResponse)(nil), // 6: event.ReadResponse
(*structpb.Struct)(nil), // 7: google.protobuf.Struct
}
var file_proto_event_proto_depIdxs = []int32{
4, // 0: event.PublishRequest.message:type_name -> google.protobuf.Struct
4, // 1: event.SubscribeResponse.message:type_name -> google.protobuf.Struct
0, // 2: event.Event.Publish:input_type -> event.PublishRequest
2, // 3: event.Event.Subscribe:input_type -> event.SubscribeRequest
1, // 4: event.Event.Publish:output_type -> event.PublishResponse
3, // 5: event.Event.Subscribe:output_type -> event.SubscribeResponse
4, // [4:6] is the sub-list for method output_type
2, // [2:4] is the sub-list for method input_type
2, // [2:2] is the sub-list for extension type_name
2, // [2:2] is the sub-list for extension extendee
0, // [0:2] is the sub-list for field type_name
7, // 0: event.Ev.message:type_name -> google.protobuf.Struct
7, // 1: event.PublishRequest.message:type_name -> google.protobuf.Struct
7, // 2: event.SubscribeResponse.message:type_name -> google.protobuf.Struct
0, // 3: event.ReadResponse.events:type_name -> event.Ev
1, // 4: event.Event.Publish:input_type -> event.PublishRequest
3, // 5: event.Event.Subscribe:input_type -> event.SubscribeRequest
5, // 6: event.Event.Read:input_type -> event.ReadRequest
2, // 7: event.Event.Publish:output_type -> event.PublishResponse
4, // 8: event.Event.Subscribe:output_type -> event.SubscribeResponse
6, // 9: event.Event.Read:output_type -> event.ReadResponse
7, // [7:10] is the sub-list for method output_type
4, // [4:7] is the sub-list for method input_type
4, // [4:4] is the sub-list for extension type_name
4, // [4:4] is the sub-list for extension extendee
0, // [0:4] is the sub-list for field type_name
}
func init() { file_proto_event_proto_init() }
@@ -310,7 +547,7 @@ func file_proto_event_proto_init() {
}
if !protoimpl.UnsafeEnabled {
file_proto_event_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*PublishRequest); i {
switch v := v.(*Ev); i {
case 0:
return &v.state
case 1:
@@ -322,7 +559,7 @@ func file_proto_event_proto_init() {
}
}
file_proto_event_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*PublishResponse); i {
switch v := v.(*PublishRequest); i {
case 0:
return &v.state
case 1:
@@ -334,7 +571,7 @@ func file_proto_event_proto_init() {
}
}
file_proto_event_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*SubscribeRequest); i {
switch v := v.(*PublishResponse); i {
case 0:
return &v.state
case 1:
@@ -346,6 +583,18 @@ func file_proto_event_proto_init() {
}
}
file_proto_event_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*SubscribeRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_proto_event_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*SubscribeResponse); i {
case 0:
return &v.state
@@ -357,6 +606,30 @@ func file_proto_event_proto_init() {
return nil
}
}
file_proto_event_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ReadRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_proto_event_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ReadResponse); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
@@ -364,7 +637,7 @@ func file_proto_event_proto_init() {
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_proto_event_proto_rawDesc,
NumEnums: 0,
NumMessages: 4,
NumMessages: 7,
NumExtensions: 0,
NumServices: 1,
},

17
event/proto/event.pb.micro.go
View File

@@ -45,6 +45,7 @@ func NewEventEndpoints() []*api.Endpoint {
type EventService interface {
Publish(ctx context.Context, in *PublishRequest, opts ...client.CallOption) (*PublishResponse, error)
Subscribe(ctx context.Context, in *SubscribeRequest, opts ...client.CallOption) (Event_SubscribeService, error)
Read(ctx context.Context, in *ReadRequest, opts ...client.CallOption) (*ReadResponse, error)
}
type eventService struct {
@@ -118,17 +119,29 @@ func (x *eventServiceSubscribe) Recv() (*SubscribeResponse, error) {
return m, nil
}
func (c *eventService) Read(ctx context.Context, in *ReadRequest, opts ...client.CallOption) (*ReadResponse, error) {
req := c.c.NewRequest(c.name, "Event.Read", in)
out := new(ReadResponse)
err := c.c.Call(ctx, req, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// Server API for Event service
type EventHandler interface {
Publish(context.Context, *PublishRequest, *PublishResponse) error
Subscribe(context.Context, *SubscribeRequest, Event_SubscribeStream) error
Read(context.Context, *ReadRequest, *ReadResponse) error
}
func RegisterEventHandler(s server.Server, hdlr EventHandler, opts ...server.HandlerOption) error {
type event interface {
Publish(ctx context.Context, in *PublishRequest, out *PublishResponse) error
Subscribe(ctx context.Context, stream server.Stream) error
Read(ctx context.Context, in *ReadRequest, out *ReadResponse) error
}
type Event struct {
event
@@ -184,3 +197,7 @@ func (x *eventSubscribeStream) RecvMsg(m interface{}) error {
func (x *eventSubscribeStream) Send(m *SubscribeResponse) error {
return x.stream.Send(m)
}
func (h *eventHandler) Read(ctx context.Context, in *ReadRequest, out *ReadResponse) error {
return h.EventHandler.Read(ctx, in, out)
}

35
event/proto/event.proto
View File

@@ -8,6 +8,16 @@ import "google/protobuf/struct.proto";
service Event {
rpc Publish(PublishRequest) returns (PublishResponse) {}
rpc Subscribe(SubscribeRequest) returns (stream SubscribeResponse) {}
rpc Read(ReadRequest) returns (ReadResponse) {}
}
message Ev {
// event id
string id = 1;
// event timestamp
string timestamp = 2;
// event message
google.protobuf.Struct message = 3;
}
// Publish a message to the event stream.
@@ -15,7 +25,7 @@ message PublishRequest {
// The topic to publish to
string topic = 1;
// The json message to publish
google.protobuf.Struct message = 2;
google.protobuf.Struct message = 4;
}
message PublishResponse {}
@@ -26,12 +36,33 @@ message SubscribeRequest {
string topic = 1;
// Optional group for the subscription
string group = 2;
// Optional offset to read from e.g "2006-01-02T15:04:05.999Z07:00"
string offset = 3;
}
// A blocking event will be returned in response.
message SubscribeResponse {
// The topic subscribed to
string topic = 1;
// Unique message id
string id = 2;
// Timestamp of publishing
string timestamp = 3;
// The next json message on the topic
google.protobuf.Struct message = 2;
google.protobuf.Struct message = 4;
}
// Read stored events
message ReadRequest {
// topic to read from
string topic = 1;
// number of events to read; default 25
int32 limit = 2;
// offset for the events; default 0
int32 offset = 3;
}
message ReadResponse {
// the events
repeated Ev events = 1;
}