refactor: remove vendored Go repos, keep only .proto files

wfe-containerd-protos/proto/api/services/snapshots/v1/snapshots.proto

@@ -0,0 +1,181 @@
+/*
+   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.
+*/
+
+syntax = "proto3";
+
+package containerd.services.snapshots.v1;
+
+import "google/protobuf/empty.proto";
+import "google/protobuf/field_mask.proto";
+import "google/protobuf/timestamp.proto";
+import "types/mount.proto";
+
+option go_package = "github.com/containerd/containerd/api/services/snapshots/v1;snapshots";
+
+// Snapshot service manages snapshots
+service Snapshots {
+  rpc Prepare(PrepareSnapshotRequest) returns (PrepareSnapshotResponse);
+  rpc View(ViewSnapshotRequest) returns (ViewSnapshotResponse);
+  rpc Mounts(MountsRequest) returns (MountsResponse);
+  rpc Commit(CommitSnapshotRequest) returns (google.protobuf.Empty);
+  rpc Remove(RemoveSnapshotRequest) returns (google.protobuf.Empty);
+  rpc Stat(StatSnapshotRequest) returns (StatSnapshotResponse);
+  rpc Update(UpdateSnapshotRequest) returns (UpdateSnapshotResponse);
+  rpc List(ListSnapshotsRequest) returns (stream ListSnapshotsResponse);
+  rpc Usage(UsageRequest) returns (UsageResponse);
+  rpc Cleanup(CleanupRequest) returns (google.protobuf.Empty);
+}
+
+message PrepareSnapshotRequest {
+  string snapshotter = 1;
+  string key = 2;
+  string parent = 3;
+
+  // Labels are arbitrary data on snapshots.
+  //
+  // The combined size of a key/value pair cannot exceed 4096 bytes.
+  map<string, string> labels = 4;
+}
+
+message PrepareSnapshotResponse {
+  repeated containerd.types.Mount mounts = 1;
+}
+
+message ViewSnapshotRequest {
+  string snapshotter = 1;
+  string key = 2;
+  string parent = 3;
+
+  // Labels are arbitrary data on snapshots.
+  //
+  // The combined size of a key/value pair cannot exceed 4096 bytes.
+  map<string, string> labels = 4;
+}
+
+message ViewSnapshotResponse {
+  repeated containerd.types.Mount mounts = 1;
+}
+
+message MountsRequest {
+  string snapshotter = 1;
+  string key = 2;
+}
+
+message MountsResponse {
+  repeated containerd.types.Mount mounts = 1;
+}
+
+message RemoveSnapshotRequest {
+  string snapshotter = 1;
+  string key = 2;
+}
+
+message CommitSnapshotRequest {
+  string snapshotter = 1;
+  string name = 2;
+  string key = 3;
+
+  // Labels are arbitrary data on snapshots.
+  //
+  // The combined size of a key/value pair cannot exceed 4096 bytes.
+  map<string, string> labels = 4;
+
+  string parent = 5;
+}
+
+message StatSnapshotRequest {
+  string snapshotter = 1;
+  string key = 2;
+}
+
+enum Kind {
+  UNKNOWN = 0;
+  VIEW = 1;
+  ACTIVE = 2;
+  COMMITTED = 3;
+}
+
+message Info {
+  string name = 1;
+  string parent = 2;
+  Kind kind = 3;
+
+  // CreatedAt provides the time at which the snapshot was created.
+  google.protobuf.Timestamp created_at = 4;
+
+  // UpdatedAt provides the time the info was last updated.
+  google.protobuf.Timestamp updated_at = 5;
+
+  // Labels are arbitrary data on snapshots.
+  //
+  // The combined size of a key/value pair cannot exceed 4096 bytes.
+  map<string, string> labels = 6;
+}
+
+message StatSnapshotResponse {
+  Info info = 1;
+}
+
+message UpdateSnapshotRequest {
+  string snapshotter = 1;
+  Info info = 2;
+
+  // UpdateMask specifies which fields to perform the update on. If empty,
+  // the operation applies to all fields.
+  //
+  // In info, Name, Parent, Kind, Created are immutable,
+  // other field may be updated using this mask.
+  // If no mask is provided, all mutable field are updated.
+  google.protobuf.FieldMask update_mask = 3;
+}
+
+message UpdateSnapshotResponse {
+  Info info = 1;
+}
+
+message ListSnapshotsRequest {
+  string snapshotter = 1;
+
+  // Filters contains one or more filters using the syntax defined in the
+  // containerd filter package.
+  //
+  // The returned result will be those that match any of the provided
+  // filters. Expanded, images that match the following will be
+  // returned:
+  //
+  //	filters[0] or filters[1] or ... or filters[n-1] or filters[n]
+  //
+  // If filters is zero-length or nil, all items will be returned.
+  repeated string filters = 2;
+}
+
+message ListSnapshotsResponse {
+  repeated Info info = 1;
+}
+
+message UsageRequest {
+  string snapshotter = 1;
+  string key = 2;
+}
+
+message UsageResponse {
+  int64 size = 1;
+  int64 inodes = 2;
+}
+
+message CleanupRequest {
+  string snapshotter = 1;
+}