mirror of https://github.com/hashicorp/consul
841 lines
30 KiB
Go
841 lines
30 KiB
Go
//
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//Package event provides a service for subscribing to state change events.
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// Code generated by protoc-gen-go. DO NOT EDIT.
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// versions:
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// protoc-gen-go v1.23.0
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// protoc v3.15.8
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// source: proto/pbsubscribe/subscribe.proto
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package pbsubscribe
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import (
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context "context"
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proto "github.com/golang/protobuf/proto"
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pbservice "github.com/hashicorp/consul/proto/pbservice"
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grpc "google.golang.org/grpc"
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codes "google.golang.org/grpc/codes"
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status "google.golang.org/grpc/status"
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protoreflect "google.golang.org/protobuf/reflect/protoreflect"
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protoimpl "google.golang.org/protobuf/runtime/protoimpl"
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reflect "reflect"
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sync "sync"
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)
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const (
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// Verify that this generated code is sufficiently up-to-date.
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_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
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// Verify that runtime/protoimpl is sufficiently up-to-date.
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_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
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)
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// This is a compile-time assertion that a sufficiently up-to-date version
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// of the legacy proto package is being used.
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const _ = proto.ProtoPackageIsVersion4
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// Topic enumerates the supported event topics.
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type Topic int32
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const (
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Topic_Unknown Topic = 0
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// ServiceHealth topic contains events for any changes to service health.
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Topic_ServiceHealth Topic = 1
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// ServiceHealthConnect topic contains events for any changes to service
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// health for connect-enabled services.
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Topic_ServiceHealthConnect Topic = 2
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)
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// Enum value maps for Topic.
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var (
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Topic_name = map[int32]string{
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0: "Unknown",
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1: "ServiceHealth",
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2: "ServiceHealthConnect",
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}
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Topic_value = map[string]int32{
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"Unknown": 0,
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"ServiceHealth": 1,
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"ServiceHealthConnect": 2,
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}
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)
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func (x Topic) Enum() *Topic {
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p := new(Topic)
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*p = x
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return p
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}
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func (x Topic) String() string {
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return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
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}
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func (Topic) Descriptor() protoreflect.EnumDescriptor {
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return file_proto_pbsubscribe_subscribe_proto_enumTypes[0].Descriptor()
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}
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func (Topic) Type() protoreflect.EnumType {
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return &file_proto_pbsubscribe_subscribe_proto_enumTypes[0]
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}
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func (x Topic) Number() protoreflect.EnumNumber {
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return protoreflect.EnumNumber(x)
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}
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// Deprecated: Use Topic.Descriptor instead.
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func (Topic) EnumDescriptor() ([]byte, []int) {
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return file_proto_pbsubscribe_subscribe_proto_rawDescGZIP(), []int{0}
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}
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type CatalogOp int32
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const (
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CatalogOp_Register CatalogOp = 0
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CatalogOp_Deregister CatalogOp = 1
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)
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// Enum value maps for CatalogOp.
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var (
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CatalogOp_name = map[int32]string{
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0: "Register",
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1: "Deregister",
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}
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CatalogOp_value = map[string]int32{
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"Register": 0,
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"Deregister": 1,
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}
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)
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func (x CatalogOp) Enum() *CatalogOp {
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p := new(CatalogOp)
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*p = x
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return p
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}
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func (x CatalogOp) String() string {
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return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
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}
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func (CatalogOp) Descriptor() protoreflect.EnumDescriptor {
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return file_proto_pbsubscribe_subscribe_proto_enumTypes[1].Descriptor()
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}
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func (CatalogOp) Type() protoreflect.EnumType {
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return &file_proto_pbsubscribe_subscribe_proto_enumTypes[1]
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}
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func (x CatalogOp) Number() protoreflect.EnumNumber {
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return protoreflect.EnumNumber(x)
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}
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// Deprecated: Use CatalogOp.Descriptor instead.
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func (CatalogOp) EnumDescriptor() ([]byte, []int) {
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return file_proto_pbsubscribe_subscribe_proto_rawDescGZIP(), []int{1}
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}
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// SubscribeRequest used to subscribe to a topic.
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type SubscribeRequest struct {
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state protoimpl.MessageState
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sizeCache protoimpl.SizeCache
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unknownFields protoimpl.UnknownFields
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// Topic identifies the set of events the subscriber is interested in.
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Topic Topic `protobuf:"varint,1,opt,name=Topic,proto3,enum=subscribe.Topic" json:"Topic,omitempty"`
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// Key is a topic-specific identifier that restricts the scope of the
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// subscription to only events pertaining to that identifier. For example,
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// to receive events for a single service, the service's name is specified
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// as the key.
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Key string `protobuf:"bytes,2,opt,name=Key,proto3" json:"Key,omitempty"`
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// Token is the ACL token to authenticate the request. The token must have
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// sufficient privileges to read the requested information otherwise events
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// will be filtered, possibly resulting in an empty snapshot and no further
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// updates sent.
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Token string `protobuf:"bytes,3,opt,name=Token,proto3" json:"Token,omitempty"`
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// Index is the raft index the subscriber has already observed up to. This
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// is zero on an initial streaming call, but then can be provided by a
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// client on subsequent re-connections such that the full snapshot doesn't
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// need to be resent if the client is up to date.
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Index uint64 `protobuf:"varint,4,opt,name=Index,proto3" json:"Index,omitempty"`
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// Datacenter specifies the Consul datacenter the request is targeted at.
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// If it's not the local DC the server will forward the request to
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// the remote DC and proxy the results back to the subscriber. An empty
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// string defaults to the local datacenter.
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Datacenter string `protobuf:"bytes,5,opt,name=Datacenter,proto3" json:"Datacenter,omitempty"`
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// Namespace which contains the resources. If Namespace is not specified the
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// default namespace will be used.
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//
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// Namespace is an enterprise-only feature.
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Namespace string `protobuf:"bytes,6,opt,name=Namespace,proto3" json:"Namespace,omitempty"`
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// Partition which contains the resources. If Partition is not specified the
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// default partition will be used.
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//
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// Partition is an enterprise-only feature.
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Partition string `protobuf:"bytes,7,opt,name=Partition,proto3" json:"Partition,omitempty"`
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// TODO(peering): docs
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PeerName string `protobuf:"bytes,8,opt,name=PeerName,proto3" json:"PeerName,omitempty"`
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}
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func (x *SubscribeRequest) Reset() {
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*x = SubscribeRequest{}
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if protoimpl.UnsafeEnabled {
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mi := &file_proto_pbsubscribe_subscribe_proto_msgTypes[0]
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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ms.StoreMessageInfo(mi)
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}
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}
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func (x *SubscribeRequest) String() string {
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return protoimpl.X.MessageStringOf(x)
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}
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func (*SubscribeRequest) ProtoMessage() {}
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func (x *SubscribeRequest) ProtoReflect() protoreflect.Message {
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mi := &file_proto_pbsubscribe_subscribe_proto_msgTypes[0]
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if protoimpl.UnsafeEnabled && x != nil {
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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if ms.LoadMessageInfo() == nil {
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ms.StoreMessageInfo(mi)
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}
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return ms
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}
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return mi.MessageOf(x)
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}
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// Deprecated: Use SubscribeRequest.ProtoReflect.Descriptor instead.
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func (*SubscribeRequest) Descriptor() ([]byte, []int) {
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return file_proto_pbsubscribe_subscribe_proto_rawDescGZIP(), []int{0}
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}
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func (x *SubscribeRequest) GetTopic() Topic {
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if x != nil {
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return x.Topic
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}
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return Topic_Unknown
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}
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func (x *SubscribeRequest) GetKey() string {
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if x != nil {
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return x.Key
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}
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return ""
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}
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func (x *SubscribeRequest) GetToken() string {
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if x != nil {
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return x.Token
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}
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return ""
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}
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func (x *SubscribeRequest) GetIndex() uint64 {
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if x != nil {
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return x.Index
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}
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return 0
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}
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func (x *SubscribeRequest) GetDatacenter() string {
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if x != nil {
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return x.Datacenter
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}
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return ""
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}
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func (x *SubscribeRequest) GetNamespace() string {
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if x != nil {
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return x.Namespace
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}
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return ""
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}
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func (x *SubscribeRequest) GetPartition() string {
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if x != nil {
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return x.Partition
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}
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return ""
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}
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func (x *SubscribeRequest) GetPeerName() string {
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if x != nil {
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return x.PeerName
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}
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return ""
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}
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// Event describes a streaming update on a subscription. Events are used both to
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// describe the current "snapshot" of the result as well as ongoing mutations to
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// that snapshot.
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type Event struct {
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state protoimpl.MessageState
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sizeCache protoimpl.SizeCache
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unknownFields protoimpl.UnknownFields
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// Index is the raft index at which the mutation took place. At the top
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// level of a subscription there will always be at most one Event per index.
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// If multiple events are published to the same topic in a single raft
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// transaction then the batch of events will be encoded inside a single
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// top-level event to ensure they are delivered atomically to clients.
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Index uint64 `protobuf:"varint,1,opt,name=Index,proto3" json:"Index,omitempty"`
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// Payload is the actual event content.
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//
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// Types that are assignable to Payload:
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// *Event_EndOfSnapshot
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// *Event_NewSnapshotToFollow
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// *Event_EventBatch
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// *Event_ServiceHealth
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Payload isEvent_Payload `protobuf_oneof:"Payload"`
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}
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func (x *Event) Reset() {
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*x = Event{}
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if protoimpl.UnsafeEnabled {
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mi := &file_proto_pbsubscribe_subscribe_proto_msgTypes[1]
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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ms.StoreMessageInfo(mi)
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}
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}
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func (x *Event) String() string {
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return protoimpl.X.MessageStringOf(x)
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}
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func (*Event) ProtoMessage() {}
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func (x *Event) ProtoReflect() protoreflect.Message {
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mi := &file_proto_pbsubscribe_subscribe_proto_msgTypes[1]
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if protoimpl.UnsafeEnabled && x != nil {
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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if ms.LoadMessageInfo() == nil {
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ms.StoreMessageInfo(mi)
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}
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return ms
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}
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return mi.MessageOf(x)
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}
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// Deprecated: Use Event.ProtoReflect.Descriptor instead.
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func (*Event) Descriptor() ([]byte, []int) {
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return file_proto_pbsubscribe_subscribe_proto_rawDescGZIP(), []int{1}
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}
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func (x *Event) GetIndex() uint64 {
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if x != nil {
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return x.Index
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}
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return 0
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}
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func (m *Event) GetPayload() isEvent_Payload {
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if m != nil {
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return m.Payload
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}
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return nil
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}
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func (x *Event) GetEndOfSnapshot() bool {
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if x, ok := x.GetPayload().(*Event_EndOfSnapshot); ok {
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return x.EndOfSnapshot
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}
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return false
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}
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func (x *Event) GetNewSnapshotToFollow() bool {
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if x, ok := x.GetPayload().(*Event_NewSnapshotToFollow); ok {
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return x.NewSnapshotToFollow
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}
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return false
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}
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func (x *Event) GetEventBatch() *EventBatch {
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if x, ok := x.GetPayload().(*Event_EventBatch); ok {
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return x.EventBatch
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}
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return nil
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}
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func (x *Event) GetServiceHealth() *ServiceHealthUpdate {
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if x, ok := x.GetPayload().(*Event_ServiceHealth); ok {
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return x.ServiceHealth
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}
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return nil
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}
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type isEvent_Payload interface {
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isEvent_Payload()
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}
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type Event_EndOfSnapshot struct {
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// EndOfSnapshot indicates the event stream for the initial snapshot has
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// ended. Subsequent Events delivered will be mutations to that result.
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EndOfSnapshot bool `protobuf:"varint,2,opt,name=EndOfSnapshot,proto3,oneof"`
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}
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type Event_NewSnapshotToFollow struct {
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// NewSnapshotToFollow indicates that the client view is stale. The client
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// must reset its view before handing any more events. Subsequent events
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// in the stream will be for a new snapshot until an EndOfSnapshot event
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// is received.
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NewSnapshotToFollow bool `protobuf:"varint,3,opt,name=NewSnapshotToFollow,proto3,oneof"`
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}
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type Event_EventBatch struct {
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// EventBatch is a set of events. This is typically used as the payload
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// type where multiple events are emitted in a single topic and raft
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// index (e.g. transactional updates). In this case the Topic and Index
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// values of all events will match and the whole set should be delivered
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// and consumed atomically.
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EventBatch *EventBatch `protobuf:"bytes,4,opt,name=EventBatch,proto3,oneof"`
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}
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type Event_ServiceHealth struct {
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// ServiceHealth is used for ServiceHealth and ServiceHealthConnect
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// topics.
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ServiceHealth *ServiceHealthUpdate `protobuf:"bytes,10,opt,name=ServiceHealth,proto3,oneof"`
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}
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func (*Event_EndOfSnapshot) isEvent_Payload() {}
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func (*Event_NewSnapshotToFollow) isEvent_Payload() {}
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func (*Event_EventBatch) isEvent_Payload() {}
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func (*Event_ServiceHealth) isEvent_Payload() {}
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type EventBatch struct {
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state protoimpl.MessageState
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sizeCache protoimpl.SizeCache
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unknownFields protoimpl.UnknownFields
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Events []*Event `protobuf:"bytes,1,rep,name=Events,proto3" json:"Events,omitempty"`
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}
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func (x *EventBatch) Reset() {
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*x = EventBatch{}
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if protoimpl.UnsafeEnabled {
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|
mi := &file_proto_pbsubscribe_subscribe_proto_msgTypes[2]
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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ms.StoreMessageInfo(mi)
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}
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}
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func (x *EventBatch) String() string {
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return protoimpl.X.MessageStringOf(x)
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}
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func (*EventBatch) ProtoMessage() {}
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func (x *EventBatch) ProtoReflect() protoreflect.Message {
|
|
mi := &file_proto_pbsubscribe_subscribe_proto_msgTypes[2]
|
|
if protoimpl.UnsafeEnabled && x != nil {
|
|
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
|
|
if ms.LoadMessageInfo() == nil {
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|
ms.StoreMessageInfo(mi)
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|
}
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return ms
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}
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return mi.MessageOf(x)
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}
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// Deprecated: Use EventBatch.ProtoReflect.Descriptor instead.
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|
func (*EventBatch) Descriptor() ([]byte, []int) {
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return file_proto_pbsubscribe_subscribe_proto_rawDescGZIP(), []int{2}
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}
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func (x *EventBatch) GetEvents() []*Event {
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if x != nil {
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return x.Events
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}
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return nil
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}
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type ServiceHealthUpdate struct {
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state protoimpl.MessageState
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sizeCache protoimpl.SizeCache
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unknownFields protoimpl.UnknownFields
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Op CatalogOp `protobuf:"varint,1,opt,name=Op,proto3,enum=subscribe.CatalogOp" json:"Op,omitempty"`
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CheckServiceNode *pbservice.CheckServiceNode `protobuf:"bytes,2,opt,name=CheckServiceNode,proto3" json:"CheckServiceNode,omitempty"`
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}
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func (x *ServiceHealthUpdate) Reset() {
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*x = ServiceHealthUpdate{}
|
|
if protoimpl.UnsafeEnabled {
|
|
mi := &file_proto_pbsubscribe_subscribe_proto_msgTypes[3]
|
|
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
|
|
ms.StoreMessageInfo(mi)
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|
}
|
|
}
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func (x *ServiceHealthUpdate) String() string {
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return protoimpl.X.MessageStringOf(x)
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}
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func (*ServiceHealthUpdate) ProtoMessage() {}
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|
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|
func (x *ServiceHealthUpdate) ProtoReflect() protoreflect.Message {
|
|
mi := &file_proto_pbsubscribe_subscribe_proto_msgTypes[3]
|
|
if protoimpl.UnsafeEnabled && x != nil {
|
|
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
|
|
if ms.LoadMessageInfo() == nil {
|
|
ms.StoreMessageInfo(mi)
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|
}
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return ms
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}
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|
return mi.MessageOf(x)
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}
|
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|
|
// Deprecated: Use ServiceHealthUpdate.ProtoReflect.Descriptor instead.
|
|
func (*ServiceHealthUpdate) Descriptor() ([]byte, []int) {
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|
return file_proto_pbsubscribe_subscribe_proto_rawDescGZIP(), []int{3}
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|
}
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|
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func (x *ServiceHealthUpdate) GetOp() CatalogOp {
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if x != nil {
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return x.Op
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}
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return CatalogOp_Register
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}
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func (x *ServiceHealthUpdate) GetCheckServiceNode() *pbservice.CheckServiceNode {
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if x != nil {
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return x.CheckServiceNode
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}
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return nil
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}
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|
|
var File_proto_pbsubscribe_subscribe_proto protoreflect.FileDescriptor
|
|
|
|
var file_proto_pbsubscribe_subscribe_proto_rawDesc = []byte{
|
|
0x0a, 0x21, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x70, 0x62, 0x73, 0x75, 0x62, 0x73, 0x63, 0x72,
|
|
0x69, 0x62, 0x65, 0x2f, 0x73, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x2e, 0x70, 0x72,
|
|
0x6f, 0x74, 0x6f, 0x12, 0x09, 0x73, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x1a, 0x1a,
|
|
0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x70, 0x62, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x2f,
|
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|
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|
|
0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
|
|
}
|
|
|
|
var (
|
|
file_proto_pbsubscribe_subscribe_proto_rawDescOnce sync.Once
|
|
file_proto_pbsubscribe_subscribe_proto_rawDescData = file_proto_pbsubscribe_subscribe_proto_rawDesc
|
|
)
|
|
|
|
func file_proto_pbsubscribe_subscribe_proto_rawDescGZIP() []byte {
|
|
file_proto_pbsubscribe_subscribe_proto_rawDescOnce.Do(func() {
|
|
file_proto_pbsubscribe_subscribe_proto_rawDescData = protoimpl.X.CompressGZIP(file_proto_pbsubscribe_subscribe_proto_rawDescData)
|
|
})
|
|
return file_proto_pbsubscribe_subscribe_proto_rawDescData
|
|
}
|
|
|
|
var file_proto_pbsubscribe_subscribe_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
|
|
var file_proto_pbsubscribe_subscribe_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
|
|
var file_proto_pbsubscribe_subscribe_proto_goTypes = []interface{}{
|
|
(Topic)(0), // 0: subscribe.Topic
|
|
(CatalogOp)(0), // 1: subscribe.CatalogOp
|
|
(*SubscribeRequest)(nil), // 2: subscribe.SubscribeRequest
|
|
(*Event)(nil), // 3: subscribe.Event
|
|
(*EventBatch)(nil), // 4: subscribe.EventBatch
|
|
(*ServiceHealthUpdate)(nil), // 5: subscribe.ServiceHealthUpdate
|
|
(*pbservice.CheckServiceNode)(nil), // 6: pbservice.CheckServiceNode
|
|
}
|
|
var file_proto_pbsubscribe_subscribe_proto_depIdxs = []int32{
|
|
0, // 0: subscribe.SubscribeRequest.Topic:type_name -> subscribe.Topic
|
|
4, // 1: subscribe.Event.EventBatch:type_name -> subscribe.EventBatch
|
|
5, // 2: subscribe.Event.ServiceHealth:type_name -> subscribe.ServiceHealthUpdate
|
|
3, // 3: subscribe.EventBatch.Events:type_name -> subscribe.Event
|
|
1, // 4: subscribe.ServiceHealthUpdate.Op:type_name -> subscribe.CatalogOp
|
|
6, // 5: subscribe.ServiceHealthUpdate.CheckServiceNode:type_name -> pbservice.CheckServiceNode
|
|
2, // 6: subscribe.StateChangeSubscription.Subscribe:input_type -> subscribe.SubscribeRequest
|
|
3, // 7: subscribe.StateChangeSubscription.Subscribe:output_type -> subscribe.Event
|
|
7, // [7:8] is the sub-list for method output_type
|
|
6, // [6:7] is the sub-list for method input_type
|
|
6, // [6:6] is the sub-list for extension type_name
|
|
6, // [6:6] is the sub-list for extension extendee
|
|
0, // [0:6] is the sub-list for field type_name
|
|
}
|
|
|
|
func init() { file_proto_pbsubscribe_subscribe_proto_init() }
|
|
func file_proto_pbsubscribe_subscribe_proto_init() {
|
|
if File_proto_pbsubscribe_subscribe_proto != nil {
|
|
return
|
|
}
|
|
if !protoimpl.UnsafeEnabled {
|
|
file_proto_pbsubscribe_subscribe_proto_msgTypes[0].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_pbsubscribe_subscribe_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
|
|
switch v := v.(*Event); i {
|
|
case 0:
|
|
return &v.state
|
|
case 1:
|
|
return &v.sizeCache
|
|
case 2:
|
|
return &v.unknownFields
|
|
default:
|
|
return nil
|
|
}
|
|
}
|
|
file_proto_pbsubscribe_subscribe_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
|
|
switch v := v.(*EventBatch); i {
|
|
case 0:
|
|
return &v.state
|
|
case 1:
|
|
return &v.sizeCache
|
|
case 2:
|
|
return &v.unknownFields
|
|
default:
|
|
return nil
|
|
}
|
|
}
|
|
file_proto_pbsubscribe_subscribe_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
|
|
switch v := v.(*ServiceHealthUpdate); i {
|
|
case 0:
|
|
return &v.state
|
|
case 1:
|
|
return &v.sizeCache
|
|
case 2:
|
|
return &v.unknownFields
|
|
default:
|
|
return nil
|
|
}
|
|
}
|
|
}
|
|
file_proto_pbsubscribe_subscribe_proto_msgTypes[1].OneofWrappers = []interface{}{
|
|
(*Event_EndOfSnapshot)(nil),
|
|
(*Event_NewSnapshotToFollow)(nil),
|
|
(*Event_EventBatch)(nil),
|
|
(*Event_ServiceHealth)(nil),
|
|
}
|
|
type x struct{}
|
|
out := protoimpl.TypeBuilder{
|
|
File: protoimpl.DescBuilder{
|
|
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
|
|
RawDescriptor: file_proto_pbsubscribe_subscribe_proto_rawDesc,
|
|
NumEnums: 2,
|
|
NumMessages: 4,
|
|
NumExtensions: 0,
|
|
NumServices: 1,
|
|
},
|
|
GoTypes: file_proto_pbsubscribe_subscribe_proto_goTypes,
|
|
DependencyIndexes: file_proto_pbsubscribe_subscribe_proto_depIdxs,
|
|
EnumInfos: file_proto_pbsubscribe_subscribe_proto_enumTypes,
|
|
MessageInfos: file_proto_pbsubscribe_subscribe_proto_msgTypes,
|
|
}.Build()
|
|
File_proto_pbsubscribe_subscribe_proto = out.File
|
|
file_proto_pbsubscribe_subscribe_proto_rawDesc = nil
|
|
file_proto_pbsubscribe_subscribe_proto_goTypes = nil
|
|
file_proto_pbsubscribe_subscribe_proto_depIdxs = nil
|
|
}
|
|
|
|
// Reference imports to suppress errors if they are not otherwise used.
|
|
var _ context.Context
|
|
var _ grpc.ClientConnInterface
|
|
|
|
// 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.SupportPackageIsVersion6
|
|
|
|
// StateChangeSubscriptionClient is the client API for StateChangeSubscription service.
|
|
//
|
|
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
|
|
type StateChangeSubscriptionClient interface {
|
|
// Subscribe to a topic to receive events when there are changes to the topic.
|
|
//
|
|
// If SubscribeRequest.Index is 0 the event stream will start with one or
|
|
// more snapshot events, followed by an EndOfSnapshot event. Subsequent
|
|
// events will be a live stream of events as they happen.
|
|
//
|
|
// If SubscribeRequest.Index is > 0 it is assumed the client already has a
|
|
// snapshot, and is trying to resume a stream that was disconnected. The
|
|
// client will either receive a NewSnapshotToFollow event, indicating the
|
|
// client view is stale and it must reset its view and prepare for a new
|
|
// snapshot. Or, if no NewSnapshotToFollow event is received, the client
|
|
// view is still fresh, and all events will be the live stream.
|
|
//
|
|
// Subscribe may return a gRPC status error with codes.ABORTED to indicate
|
|
// the client view is now stale due to a change on the server. The client
|
|
// must reset its view and issue a new Subscribe call to restart the stream.
|
|
// This error is used when the server can no longer correctly maintain the
|
|
// stream, for example because the ACL permissions for the token changed, or
|
|
// because the server state was restored from a snapshot.
|
|
Subscribe(ctx context.Context, in *SubscribeRequest, opts ...grpc.CallOption) (StateChangeSubscription_SubscribeClient, error)
|
|
}
|
|
|
|
type stateChangeSubscriptionClient struct {
|
|
cc grpc.ClientConnInterface
|
|
}
|
|
|
|
func NewStateChangeSubscriptionClient(cc grpc.ClientConnInterface) StateChangeSubscriptionClient {
|
|
return &stateChangeSubscriptionClient{cc}
|
|
}
|
|
|
|
func (c *stateChangeSubscriptionClient) Subscribe(ctx context.Context, in *SubscribeRequest, opts ...grpc.CallOption) (StateChangeSubscription_SubscribeClient, error) {
|
|
stream, err := c.cc.NewStream(ctx, &_StateChangeSubscription_serviceDesc.Streams[0], "/subscribe.StateChangeSubscription/Subscribe", opts...)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
x := &stateChangeSubscriptionSubscribeClient{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 StateChangeSubscription_SubscribeClient interface {
|
|
Recv() (*Event, error)
|
|
grpc.ClientStream
|
|
}
|
|
|
|
type stateChangeSubscriptionSubscribeClient struct {
|
|
grpc.ClientStream
|
|
}
|
|
|
|
func (x *stateChangeSubscriptionSubscribeClient) Recv() (*Event, error) {
|
|
m := new(Event)
|
|
if err := x.ClientStream.RecvMsg(m); err != nil {
|
|
return nil, err
|
|
}
|
|
return m, nil
|
|
}
|
|
|
|
// StateChangeSubscriptionServer is the server API for StateChangeSubscription service.
|
|
type StateChangeSubscriptionServer interface {
|
|
// Subscribe to a topic to receive events when there are changes to the topic.
|
|
//
|
|
// If SubscribeRequest.Index is 0 the event stream will start with one or
|
|
// more snapshot events, followed by an EndOfSnapshot event. Subsequent
|
|
// events will be a live stream of events as they happen.
|
|
//
|
|
// If SubscribeRequest.Index is > 0 it is assumed the client already has a
|
|
// snapshot, and is trying to resume a stream that was disconnected. The
|
|
// client will either receive a NewSnapshotToFollow event, indicating the
|
|
// client view is stale and it must reset its view and prepare for a new
|
|
// snapshot. Or, if no NewSnapshotToFollow event is received, the client
|
|
// view is still fresh, and all events will be the live stream.
|
|
//
|
|
// Subscribe may return a gRPC status error with codes.ABORTED to indicate
|
|
// the client view is now stale due to a change on the server. The client
|
|
// must reset its view and issue a new Subscribe call to restart the stream.
|
|
// This error is used when the server can no longer correctly maintain the
|
|
// stream, for example because the ACL permissions for the token changed, or
|
|
// because the server state was restored from a snapshot.
|
|
Subscribe(*SubscribeRequest, StateChangeSubscription_SubscribeServer) error
|
|
}
|
|
|
|
// UnimplementedStateChangeSubscriptionServer can be embedded to have forward compatible implementations.
|
|
type UnimplementedStateChangeSubscriptionServer struct {
|
|
}
|
|
|
|
func (*UnimplementedStateChangeSubscriptionServer) Subscribe(*SubscribeRequest, StateChangeSubscription_SubscribeServer) error {
|
|
return status.Errorf(codes.Unimplemented, "method Subscribe not implemented")
|
|
}
|
|
|
|
func RegisterStateChangeSubscriptionServer(s *grpc.Server, srv StateChangeSubscriptionServer) {
|
|
s.RegisterService(&_StateChangeSubscription_serviceDesc, srv)
|
|
}
|
|
|
|
func _StateChangeSubscription_Subscribe_Handler(srv interface{}, stream grpc.ServerStream) error {
|
|
m := new(SubscribeRequest)
|
|
if err := stream.RecvMsg(m); err != nil {
|
|
return err
|
|
}
|
|
return srv.(StateChangeSubscriptionServer).Subscribe(m, &stateChangeSubscriptionSubscribeServer{stream})
|
|
}
|
|
|
|
type StateChangeSubscription_SubscribeServer interface {
|
|
Send(*Event) error
|
|
grpc.ServerStream
|
|
}
|
|
|
|
type stateChangeSubscriptionSubscribeServer struct {
|
|
grpc.ServerStream
|
|
}
|
|
|
|
func (x *stateChangeSubscriptionSubscribeServer) Send(m *Event) error {
|
|
return x.ServerStream.SendMsg(m)
|
|
}
|
|
|
|
var _StateChangeSubscription_serviceDesc = grpc.ServiceDesc{
|
|
ServiceName: "subscribe.StateChangeSubscription",
|
|
HandlerType: (*StateChangeSubscriptionServer)(nil),
|
|
Methods: []grpc.MethodDesc{},
|
|
Streams: []grpc.StreamDesc{
|
|
{
|
|
StreamName: "Subscribe",
|
|
Handler: _StateChangeSubscription_Subscribe_Handler,
|
|
ServerStreams: true,
|
|
},
|
|
},
|
|
Metadata: "proto/pbsubscribe/subscribe.proto",
|
|
}
|