Add containerd shim v2 support. (#13)

* Update vendors

Signed-off-by: Lantao Liu <lantaol@google.com>

* Add containerd shim v2 support.

Signed-off-by: Lantao Liu <lantaol@google.com>

* Add test and doc for containerd-shim-runsc-v1.

Signed-off-by: Lantao Liu <lantaol@google.com>

* Address comments.

2 files changed, 25 insertions, 1 deletions

diff --git a/cmd/containerd-shim-runsc-v1/main.go b/cmd/containerd-shim-runsc-v1/main.go
new file mode 100644
index 000000000..ec73edbd2
--- /dev/null
+++ b/cmd/containerd-shim-runsc-v1/main.go
@@ -0,0 +1,24 @@
+/*
+   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 main
+
+import (
+	"github.com/containerd/containerd/runtime/v2/shim"
+
+	runsc "github.com/google/gvisor-containerd-shim/pkg/v2"
+)
+
+func main() {
+	shim.Run("io.containerd.runsc.v1", runsc.New)
+}
diff --git a/cmd/gvisor-containerd-shim/main.go b/cmd/gvisor-containerd-shim/main.go
index cdea2d7b1..ea26aa105 100644
--- a/cmd/gvisor-containerd-shim/main.go
+++ b/cmd/gvisor-containerd-shim/main.go
@@ -48,7 +48,7 @@ import (
 	"golang.org/x/sys/unix"
 
 	runsc "github.com/google/gvisor-containerd-shim/pkg/go-runsc"
-	"github.com/google/gvisor-containerd-shim/pkg/shim"
+	"github.com/google/gvisor-containerd-shim/pkg/v1/shim"
 )
 
 var (