Add initial code framework

pkg/server/service.go

@@ -0,0 +1,47 @@
+/*
+Copyright 2017 The Kubernetes 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 server
+
+import (
+	"google.golang.org/grpc"
+
+	"k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime"
+
+	_ "github.com/containerd/containerd/api/services/content"
+	_ "github.com/containerd/containerd/api/services/execution"
+	_ "github.com/containerd/containerd/api/services/images"
+	_ "github.com/containerd/containerd/api/services/rootfs"
+	_ "github.com/containerd/containerd/api/types/container"
+	_ "github.com/containerd/containerd/api/types/descriptor"
+	_ "github.com/containerd/containerd/api/types/mount"
+	_ "github.com/opencontainers/image-spec/specs-go"
+	_ "github.com/opencontainers/runtime-spec/specs-go"
+)
+
+// CRIContainerdService is the interface implement CRI remote service server.
+type CRIContainerdService interface {
+	runtime.RuntimeServiceServer
+	runtime.ImageServiceServer
+}
+
+// criContainerdService implements CRIContainerdService.
+type criContainerdService struct{}
+
+func NewCRIContainerdService(conn *grpc.ClientConn) CRIContainerdService {
+	// TODO: Initialize different containerd clients.
+	return &criContainerdService{}
+}