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.

4 files changed, 435 insertions, 17 deletions

diff --git a/vendor/github.com/containerd/cri/README.md b/vendor/github.com/containerd/cri/README.md
index a97c2fe3d..e77abb51f 100644
--- a/vendor/github.com/containerd/cri/README.md
+++ b/vendor/github.com/containerd/cri/README.md
@@ -1,7 +1,7 @@
 # cri
 <p align="center">
 <img src="https://kubernetes.io/images/favicon.png" width="50" height="50">
-<img src="https://containerd.io/img/containerd-dark.png" width="200" >
+<img src="https://containerd.io/img/logos/icon/black/containerd-icon-black.png" width="50" >
 </p>
 
 *Note: The standalone `cri-containerd` binary is end-of-life. `cri-containerd` is
@@ -36,6 +36,7 @@ See [test dashboard](https://k8s-testgrid.appspot.com/sig-node-containerd)
 |     v1.0.0-alpha.x     |                    |      1.7, 1.8      |   v1alpha1  |
 |      v1.0.0-beta.x     |                    |        1.9         |   v1alpha1  |
 |       End-Of-Life      |        v1.1        |        1.10+       |   v1alpha2  |
+|                        |        v1.2        |        1.10+       |   v1alpha2  |
 |                        |        HEAD        |        1.10+       |   v1alpha2  |
 
 ## Production Quality Cluster on GCE
@@ -149,7 +150,8 @@ implementation.
 For sync communication we have a community slack with a #containerd channel that
 everyone is welcome to join and chat about development.
 
-**Slack:** https://dockr.ly/community
+**Slack:** Catch us in the #containerd and #containerd-dev channels on dockercommunity.slack.com.
+[Click here for an invite to docker community slack.](https://join.slack.com/t/dockercommunity/shared_invite/enQtNDY4MDc1Mzc0MzIwLTgxZDBlMmM4ZGEyNDc1N2FkMzlhODJkYmE1YTVkYjM1MDE3ZjAwZjBkOGFlOTJkZjRmZGYzNjYyY2M3ZTUxYzQ)
 
 ## Other Communications
 As this project is tightly coupled to CRI and CRI-Tools and they are Kubernetes
diff --git a/vendor/github.com/containerd/cri/pkg/api/runtimeoptions/v1/api.pb.go b/vendor/github.com/containerd/cri/pkg/api/runtimeoptions/v1/api.pb.go
new file mode 100644
index 000000000..71341ec78
--- /dev/null
+++ b/vendor/github.com/containerd/cri/pkg/api/runtimeoptions/v1/api.pb.go
@@ -0,0 +1,394 @@
+/*
+Copyright 2019 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.
+*/
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
+// source: api.proto
+
+/*
+	Package cri_runtimeoptions_v1 is a generated protocol buffer package.
+
+	It is generated from these files:
+		api.proto
+
+	It has these top-level messages:
+		Options
+*/
+package cri_runtimeoptions_v1
+
+import proto "github.com/gogo/protobuf/proto"
+import fmt "fmt"
+import math "math"
+import _ "github.com/gogo/protobuf/gogoproto"
+
+import strings "strings"
+import reflect "reflect"
+
+import io "io"
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.GoGoProtoPackageIsVersion2 // please upgrade the proto package
+
+type Options struct {
+	// TypeUrl specifies the type of the content inside the config file.
+	TypeUrl string `protobuf:"bytes,1,opt,name=type_url,json=typeUrl,proto3" json:"type_url,omitempty"`
+	// ConfigPath specifies the filesystem location of the config file
+	// used by the runtime.
+	ConfigPath string `protobuf:"bytes,2,opt,name=config_path,json=configPath,proto3" json:"config_path,omitempty"`
+}
+
+func (m *Options) Reset()                    { *m = Options{} }
+func (*Options) ProtoMessage()               {}
+func (*Options) Descriptor() ([]byte, []int) { return fileDescriptorApi, []int{0} }
+
+func (m *Options) GetTypeUrl() string {
+	if m != nil {
+		return m.TypeUrl
+	}
+	return ""
+}
+
+func (m *Options) GetConfigPath() string {
+	if m != nil {
+		return m.ConfigPath
+	}
+	return ""
+}
+
+func init() {
+	proto.RegisterType((*Options)(nil), "cri.runtimeoptions.v1.Options")
+}
+func (m *Options) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *Options) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	if len(m.TypeUrl) > 0 {
+		dAtA[i] = 0xa
+		i++
+		i = encodeVarintApi(dAtA, i, uint64(len(m.TypeUrl)))
+		i += copy(dAtA[i:], m.TypeUrl)
+	}
+	if len(m.ConfigPath) > 0 {
+		dAtA[i] = 0x12
+		i++
+		i = encodeVarintApi(dAtA, i, uint64(len(m.ConfigPath)))
+		i += copy(dAtA[i:], m.ConfigPath)
+	}
+	return i, nil
+}
+
+func encodeVarintApi(dAtA []byte, offset int, v uint64) int {
+	for v >= 1<<7 {
+		dAtA[offset] = uint8(v&0x7f | 0x80)
+		v >>= 7
+		offset++
+	}
+	dAtA[offset] = uint8(v)
+	return offset + 1
+}
+func (m *Options) Size() (n int) {
+	var l int
+	_ = l
+	l = len(m.TypeUrl)
+	if l > 0 {
+		n += 1 + l + sovApi(uint64(l))
+	}
+	l = len(m.ConfigPath)
+	if l > 0 {
+		n += 1 + l + sovApi(uint64(l))
+	}
+	return n
+}
+
+func sovApi(x uint64) (n int) {
+	for {
+		n++
+		x >>= 7
+		if x == 0 {
+			break
+		}
+	}
+	return n
+}
+func sozApi(x uint64) (n int) {
+	return sovApi(uint64((x << 1) ^ uint64((int64(x) >> 63))))
+}
+func (this *Options) String() string {
+	if this == nil {
+		return "nil"
+	}
+	s := strings.Join([]string{`&Options{`,
+		`TypeUrl:` + fmt.Sprintf("%v", this.TypeUrl) + `,`,
+		`ConfigPath:` + fmt.Sprintf("%v", this.ConfigPath) + `,`,
+		`}`,
+	}, "")
+	return s
+}
+func valueToStringApi(v interface{}) string {
+	rv := reflect.ValueOf(v)
+	if rv.IsNil() {
+		return "nil"
+	}
+	pv := reflect.Indirect(rv).Interface()
+	return fmt.Sprintf("*%v", pv)
+}
+func (m *Options) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowApi
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: Options: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: Options: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field TypeUrl", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowApi
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthApi
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.TypeUrl = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field ConfigPath", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowApi
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthApi
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.ConfigPath = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipApi(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthApi
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func skipApi(dAtA []byte) (n int, err error) {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return 0, ErrIntOverflowApi
+			}
+			if iNdEx >= l {
+				return 0, io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		wireType := int(wire & 0x7)
+		switch wireType {
+		case 0:
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowApi
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				iNdEx++
+				if dAtA[iNdEx-1] < 0x80 {
+					break
+				}
+			}
+			return iNdEx, nil
+		case 1:
+			iNdEx += 8
+			return iNdEx, nil
+		case 2:
+			var length int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowApi
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				length |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			iNdEx += length
+			if length < 0 {
+				return 0, ErrInvalidLengthApi
+			}
+			return iNdEx, nil
+		case 3:
+			for {
+				var innerWire uint64
+				var start int = iNdEx
+				for shift := uint(0); ; shift += 7 {
+					if shift >= 64 {
+						return 0, ErrIntOverflowApi
+					}
+					if iNdEx >= l {
+						return 0, io.ErrUnexpectedEOF
+					}
+					b := dAtA[iNdEx]
+					iNdEx++
+					innerWire |= (uint64(b) & 0x7F) << shift
+					if b < 0x80 {
+						break
+					}
+				}
+				innerWireType := int(innerWire & 0x7)
+				if innerWireType == 4 {
+					break
+				}
+				next, err := skipApi(dAtA[start:])
+				if err != nil {
+					return 0, err
+				}
+				iNdEx = start + next
+			}
+			return iNdEx, nil
+		case 4:
+			return iNdEx, nil
+		case 5:
+			iNdEx += 4
+			return iNdEx, nil
+		default:
+			return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
+		}
+	}
+	panic("unreachable")
+}
+
+var (
+	ErrInvalidLengthApi = fmt.Errorf("proto: negative length found during unmarshaling")
+	ErrIntOverflowApi   = fmt.Errorf("proto: integer overflow")
+)
+
+func init() { proto.RegisterFile("api.proto", fileDescriptorApi) }
+
+var fileDescriptorApi = []byte{
+	// 183 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x4c, 0x2c, 0xc8, 0xd4,
+	0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x12, 0x4d, 0x2e, 0xca, 0xd4, 0x2b, 0x2a, 0xcd, 0x2b, 0xc9,
+	0xcc, 0x4d, 0xcd, 0x2f, 0x28, 0xc9, 0xcc, 0xcf, 0x2b, 0xd6, 0x2b, 0x33, 0x94, 0xd2, 0x4d, 0xcf,
+	0x2c, 0xc9, 0x28, 0x4d, 0xd2, 0x4b, 0xce, 0xcf, 0xd5, 0x4f, 0xcf, 0x4f, 0xcf, 0xd7, 0x07, 0xab,
+	0x4e, 0x2a, 0x4d, 0x03, 0xf3, 0xc0, 0x1c, 0x30, 0x0b, 0x62, 0x8a, 0x92, 0x2b, 0x17, 0xbb, 0x3f,
+	0x44, 0xb3, 0x90, 0x24, 0x17, 0x47, 0x49, 0x65, 0x41, 0x6a, 0x7c, 0x69, 0x51, 0x8e, 0x04, 0xa3,
+	0x02, 0xa3, 0x06, 0x67, 0x10, 0x3b, 0x88, 0x1f, 0x5a, 0x94, 0x23, 0x24, 0xcf, 0xc5, 0x9d, 0x9c,
+	0x9f, 0x97, 0x96, 0x99, 0x1e, 0x5f, 0x90, 0x58, 0x92, 0x21, 0xc1, 0x04, 0x96, 0xe5, 0x82, 0x08,
+	0x05, 0x24, 0x96, 0x64, 0x38, 0xc9, 0x9c, 0x78, 0x28, 0xc7, 0x78, 0xe3, 0xa1, 0x1c, 0x43, 0xc3,
+	0x23, 0x39, 0xc6, 0x13, 0x8f, 0xe4, 0x18, 0x2f, 0x3c, 0x92, 0x63, 0x7c, 0xf0, 0x48, 0x8e, 0x71,
+	0xc2, 0x63, 0x39, 0x86, 0x24, 0x36, 0xb0, 0x5d, 0xc6, 0x80, 0x00, 0x00, 0x00, 0xff, 0xff, 0x07,
+	0x00, 0xf2, 0x18, 0xbe, 0x00, 0x00, 0x00,
+}
diff --git a/vendor/github.com/containerd/cri/pkg/api/runtimeoptions/v1/api.proto b/vendor/github.com/containerd/cri/pkg/api/runtimeoptions/v1/api.proto
new file mode 100644
index 000000000..f907d609c
--- /dev/null
+++ b/vendor/github.com/containerd/cri/pkg/api/runtimeoptions/v1/api.proto
@@ -0,0 +1,22 @@
+// To regenerate api.pb.go run `make proto`
+syntax = "proto3";
+
+package cri.runtimeoptions.v1;
+
+import "github.com/gogo/protobuf/gogoproto/gogo.proto";
+
+option (gogoproto.goproto_stringer_all) = false;
+option (gogoproto.stringer_all) =  true;
+option (gogoproto.goproto_getters_all) = true;
+option (gogoproto.marshaler_all) = true;
+option (gogoproto.sizer_all) = true;
+option (gogoproto.unmarshaler_all) = true;
+option (gogoproto.goproto_unrecognized_all) = false;
+
+message Options {
+  // TypeUrl specifies the type of the content inside the config file.
+  string type_url = 1;
+  // ConfigPath specifies the filesystem location of the config file
+  // used by the runtime.
+  string config_path = 2;
+}
diff --git a/vendor/github.com/containerd/cri/vendor.conf b/vendor/github.com/containerd/cri/vendor.conf
index c81758046..f59340b54 100644
--- a/vendor/github.com/containerd/cri/vendor.conf
+++ b/vendor/github.com/containerd/cri/vendor.conf
@@ -3,7 +3,7 @@ github.com/blang/semver v3.1.0
 github.com/BurntSushi/toml a368813c5e648fee92e5f6c30e3944ff9d5e8895
 github.com/containerd/cgroups 5e610833b72089b37d0e615de9a92dfc043757c2
 github.com/containerd/console c12b1e7919c14469339a5d38f2f8ed9b64a9de23
-github.com/containerd/containerd 15f19d7a67fa322e6de0ef4c6a1bf9da0f056554
+github.com/containerd/containerd 6937c5a3ba8280edff9e9030767e3b0cb742581c
 github.com/containerd/continuity bd77b46c8352f74eb12c85bdc01f4b90f69d66b4
 github.com/containerd/fifo 3d5202aec260678c48179c56f40e6f38a095738c
 github.com/containerd/go-cni 40bcf8ec8acd7372be1d77031d585d5d8e561c90
@@ -21,11 +21,9 @@ github.com/docker/go-metrics 4ea375f7759c82740c893fc030bc37088d2ec098
 github.com/docker/go-units v0.3.1
 github.com/docker/spdystream 449fdfce4d962303d702fec724ef0ad181c92528
 github.com/emicklei/go-restful v2.2.1
-github.com/ghodss/yaml v1.0.0
 github.com/godbus/dbus v3
 github.com/gogo/googleapis 08a7655d27152912db7aaf4f983275eaf8d128ef
 github.com/gogo/protobuf v1.0.0
-github.com/golang/glog 44145f04b68cf362d9c4df2182967c2275eaefed
 github.com/golang/protobuf v1.1.0
 github.com/google/gofuzz 44d81051d367757e1c7c6a5a86423ece9afcf63c
 github.com/grpc-ecosystem/go-grpc-prometheus v1.1
@@ -33,15 +31,15 @@ github.com/hashicorp/errwrap 7554cd9344cec97297fa6649b055a8c98c2a1e55
 github.com/hashicorp/go-multierror ed905158d87462226a13fe39ddf685ea65f1c11f
 github.com/json-iterator/go 1.1.5
 github.com/matttproud/golang_protobuf_extensions v1.0.0
-github.com/Microsoft/go-winio v0.4.10
-github.com/Microsoft/hcsshim v0.7.6
+github.com/Microsoft/go-winio v0.4.11
+github.com/Microsoft/hcsshim v0.8.2
 github.com/modern-go/concurrent 1.0.3
 github.com/modern-go/reflect2 1.0.1
 github.com/opencontainers/go-digest c9281466c8b2f606084ac71339773efd177436e7
 github.com/opencontainers/image-spec v1.0.1
-github.com/opencontainers/runc 00dc70017d222b178a002ed30e9321b12647af2d
+github.com/opencontainers/runc v1.0.0-rc6
 github.com/opencontainers/runtime-spec eba862dc2470385a233c7507392675cbeadf7353
-github.com/opencontainers/runtime-tools v0.6.0
+github.com/opencontainers/runtime-tools fb101d5d42ab9c040f7d0a004e78336e5d5cb197
 github.com/opencontainers/selinux b6fa367ed7f534f9ba25391cc2d467085dbb445a
 github.com/pkg/errors v0.8.0
 github.com/pmezard/go-difflib v1.0.0
@@ -50,7 +48,7 @@ github.com/prometheus/client_model 99fa1f4be8e564e8a6b613da7fa6f46c9edafc6c
 github.com/prometheus/common 89604d197083d4781071d3c65855d24ecfb0a563
 github.com/prometheus/procfs cb4147076ac75738c9a7d279075a253c0cc5acbd
 github.com/seccomp/libseccomp-golang 32f571b70023028bd57d9288c20efbcb237f3ce0
-github.com/sirupsen/logrus v1.0.0
+github.com/sirupsen/logrus v1.0.3
 github.com/stretchr/testify v1.1.4
 github.com/syndtr/gocapability db04d3cc01c8b54962a58ec7e491717d06cfcc16
 github.com/tchap/go-patricia v2.2.6
@@ -69,10 +67,12 @@ golang.org/x/time f51c12702a4d776e4c1fa9b0fabab841babae631
 google.golang.org/genproto d80a6e20e776b0b17a324d0ba1ab50a39c8e8944
 google.golang.org/grpc v1.12.0
 gopkg.in/inf.v0 3887ee99ecf07df5b447e9b00d9c0b2adaa9f3e4
-gopkg.in/yaml.v2 53feefa2559fb8dfa8d81baad31be332c97d6c77
-k8s.io/api kubernetes-1.12.0
-k8s.io/apimachinery kubernetes-1.12.0
-k8s.io/apiserver kubernetes-1.12.0
-k8s.io/client-go kubernetes-1.12.0
-k8s.io/kubernetes v1.12.0
-k8s.io/utils cd34563cd63c2bd7c6fe88a73c4dcf34ed8a67cb
+gopkg.in/yaml.v2 v2.2.1
+k8s.io/api kubernetes-1.13.0
+k8s.io/apimachinery kubernetes-1.13.0
+k8s.io/apiserver kubernetes-1.13.0
+k8s.io/client-go kubernetes-1.13.0
+k8s.io/klog 8139d8cb77af419532b33dfa7dd09fbc5f1d344f
+k8s.io/kubernetes v1.13.0
+k8s.io/utils 0d26856f57b32ec3398579285e5c8a2bfe8c5243
+sigs.k8s.io/yaml v1.1.0