Add ttrpc server to containerd

Signed-off-by: Michael Crosby <[email protected]>

Protobuild.toml

@@ -35,6 +35,10 @@ plugins = ["grpc", "fieldpath"]
 prefixes = ["github.com/containerd/containerd/api/events"]
 plugins = ["fieldpath"] # disable grpc for this package
 
+[[overrides]]
+prefixes = ["github.com/containerd/containerd/api/services/ttrpc/events/v1"]
+plugins = ["ttrpc", "fieldpath"]
+
 [[overrides]]
 # enable ttrpc and disable fieldpath and grpc for the shim
 prefixes = ["github.com/containerd/containerd/runtime/v1/shim/v1", "github.com/containerd/containerd/runtime/v2/task"]

api/next.pb.txt

@@ -4202,6 +4202,119 @@ file {
   weak_dependency: 2
   syntax: "proto3"
 }
+file {
+  name: "github.com/containerd/containerd/api/services/ttrpc/events/v1/events.proto"
+  package: "containerd.services.events.ttrpc.v1"
+  dependency: "github.com/containerd/containerd/protobuf/plugin/fieldpath.proto"
+  dependency: "gogoproto/gogo.proto"
+  dependency: "google/protobuf/any.proto"
+  dependency: "google/protobuf/empty.proto"
+  dependency: "google/protobuf/timestamp.proto"
+  message_type {
+    name: "PublishRequest"
+    field {
+      name: "topic"
+      number: 1
+      label: LABEL_OPTIONAL
+      type: TYPE_STRING
+      json_name: "topic"
+    }
+    field {
+      name: "event"
+      number: 2
+      label: LABEL_OPTIONAL
+      type: TYPE_MESSAGE
+      type_name: ".google.protobuf.Any"
+      json_name: "event"
+    }
+  }
+  message_type {
+    name: "ForwardRequest"
+    field {
+      name: "envelope"
+      number: 1
+      label: LABEL_OPTIONAL
+      type: TYPE_MESSAGE
+      type_name: ".containerd.services.events.ttrpc.v1.Envelope"
+      json_name: "envelope"
+    }
+  }
+  message_type {
+    name: "SubscribeRequest"
+    field {
+      name: "filters"
+      number: 1
+      label: LABEL_REPEATED
+      type: TYPE_STRING
+      json_name: "filters"
+    }
+  }
+  message_type {
+    name: "Envelope"
+    field {
+      name: "timestamp"
+      number: 1
+      label: LABEL_OPTIONAL
+      type: TYPE_MESSAGE
+      type_name: ".google.protobuf.Timestamp"
+      options {
+        65001: 0
+        65010: 1
+      }
+      json_name: "timestamp"
+    }
+    field {
+      name: "namespace"
+      number: 2
+      label: LABEL_OPTIONAL
+      type: TYPE_STRING
+      json_name: "namespace"
+    }
+    field {
+      name: "topic"
+      number: 3
+      label: LABEL_OPTIONAL
+      type: TYPE_STRING
+      json_name: "topic"
+    }
+    field {
+      name: "event"
+      number: 4
+      label: LABEL_OPTIONAL
+      type: TYPE_MESSAGE
+      type_name: ".google.protobuf.Any"
+      json_name: "event"
+    }
+    options {
+      64400: 1
+    }
+  }
+  service {
+    name: "Events"
+    method {
+      name: "Publish"
+      input_type: ".containerd.services.events.ttrpc.v1.PublishRequest"
+      output_type: ".google.protobuf.Empty"
+    }
+    method {
+      name: "Forward"
+      input_type: ".containerd.services.events.ttrpc.v1.ForwardRequest"
+      output_type: ".google.protobuf.Empty"
+    }
+    method {
+      name: "Subscribe"
+      input_type: ".containerd.services.events.ttrpc.v1.SubscribeRequest"
+      output_type: ".containerd.services.events.ttrpc.v1.Envelope"
+      server_streaming: true
+    }
+  }
+  options {
+    go_package: "github.com/containerd/containerd/api/services/ttrpc/events/v1;events"
+  }
+  weak_dependency: 0
+  weak_dependency: 1
+  syntax: "proto3"
+}
 file {
   name: "github.com/containerd/containerd/api/services/version/v1/version.proto"
   package: "containerd.services.version.v1"

api/services/ttrpc/events/v1/doc.go

@@ -0,0 +1,18 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+// Package events defines the event pushing and subscription service.
+package events