Move services to plugins/services

Signed-off-by: Derek McGowan <derek@mcg.dev>

plugins/services/introspection/introspection.go

@@ -0,0 +1,66 @@
+/*
+   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 introspection
+
+import (
+	context "context"
+
+	api "github.com/containerd/containerd/v2/api/services/introspection/v1"
+	"github.com/containerd/containerd/v2/errdefs"
+	ptypes "github.com/containerd/containerd/v2/protobuf/types"
+	"github.com/containerd/log"
+)
+
+// Service defines the introspection service interface
+type Service interface {
+	Plugins(context.Context, []string) (*api.PluginsResponse, error)
+	Server(context.Context, *ptypes.Empty) (*api.ServerResponse, error)
+}
+
+type introspectionRemote struct {
+	client api.IntrospectionClient
+}
+
+var _ = (Service)(&introspectionRemote{})
+
+// NewIntrospectionServiceFromClient creates a new introspection service from an API client
+func NewIntrospectionServiceFromClient(c api.IntrospectionClient) Service {
+	return &introspectionRemote{client: c}
+}
+
+func (i *introspectionRemote) Plugins(ctx context.Context, filters []string) (*api.PluginsResponse, error) {
+	log.G(ctx).WithField("filters", filters).Debug("remote introspection plugin filters")
+	resp, err := i.client.Plugins(ctx, &api.PluginsRequest{
+		Filters: filters,
+	})
+
+	if err != nil {
+		return nil, errdefs.FromGRPC(err)
+	}
+
+	return resp, nil
+}
+
+func (i *introspectionRemote) Server(ctx context.Context, in *ptypes.Empty) (*api.ServerResponse, error) {
+	resp, err := i.client.Server(ctx, in)
+
+	if err != nil {
+		return nil, errdefs.FromGRPC(err)
+	}
+
+	return resp, nil
+}