Timestamp added to container object.

Fix for #912

Signed-off-by: Kunal Kushwaha <kushwaha_kunal_v7@lab.ntt.co.jp>

api/services/containers/containers.pb.go

@@ -29,13 +29,18 @@ import _ "github.com/gogo/protobuf/gogoproto"
 import google_protobuf1 "github.com/gogo/protobuf/types"
 import google_protobuf2 "github.com/golang/protobuf/ptypes/empty"
 import google_protobuf3 "github.com/gogo/protobuf/types"
+import _ "github.com/gogo/protobuf/types"
 import _ "github.com/containerd/containerd/api/types/descriptor"
 
+import time "time"
+
 import (
 	context "golang.org/x/net/context"
 	grpc "google.golang.org/grpc"
 )
 
+import github_com_gogo_protobuf_types "github.com/gogo/protobuf/types"
+
 import strings "strings"
 import reflect "reflect"
 import github_com_gogo_protobuf_sortkeys "github.com/gogo/protobuf/sortkeys"
@@ -46,6 +51,7 @@ import io "io"
 var _ = proto.Marshal
 var _ = fmt.Errorf
 var _ = math.Inf
+var _ = time.Kitchen
 
 // This is a compile-time assertion to ensure that this generated file
 // is compatible with the proto package it is being compiled against.
@@ -81,6 +87,8 @@ type Container struct {
 	//
 	// This field may be updated.
 	RootFS    string    `protobuf:"bytes,7,opt,name=rootfs,proto3" json:"rootfs,omitempty"`
+	CreatedAt time.Time `protobuf:"bytes,8,opt,name=created_at,json=createdAt,stdtime" json:"created_at"`
+	UpdatedAt time.Time `protobuf:"bytes,9,opt,name=updated_at,json=updatedAt,stdtime" json:"updated_at"`
 }
 
 func (m *Container) Reset()                    { *m = Container{} }
@@ -457,6 +465,22 @@ func (m *Container) MarshalTo(dAtA []byte) (int, error) {
 		i = encodeVarintContainers(dAtA, i, uint64(len(m.RootFS)))
 		i += copy(dAtA[i:], m.RootFS)
 	}
+	dAtA[i] = 0x42
+	i++
+	i = encodeVarintContainers(dAtA, i, uint64(github_com_gogo_protobuf_types.SizeOfStdTime(m.CreatedAt)))
+	n2, err := github_com_gogo_protobuf_types.StdTimeMarshalTo(m.CreatedAt, dAtA[i:])
+	if err != nil {
+		return 0, err
+	}
+	i += n2
+	dAtA[i] = 0x4a
+	i++
+	i = encodeVarintContainers(dAtA, i, uint64(github_com_gogo_protobuf_types.SizeOfStdTime(m.UpdatedAt)))
+	n3, err := github_com_gogo_protobuf_types.StdTimeMarshalTo(m.UpdatedAt, dAtA[i:])
+	if err != nil {
+		return 0, err
+	}
+	i += n3
 	return i, nil
 }
 
@@ -502,11 +526,11 @@ func (m *GetContainerResponse) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintContainers(dAtA, i, uint64(m.Container.Size()))
-	n2, err := m.Container.MarshalTo(dAtA[i:])
+	n4, err := m.Container.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n2
+	i += n4
 	return i, nil
 }
 
@@ -582,11 +606,11 @@ func (m *CreateContainerRequest) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintContainers(dAtA, i, uint64(m.Container.Size()))
-	n3, err := m.Container.MarshalTo(dAtA[i:])
+	n5, err := m.Container.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n3
+	i += n5
 	return i, nil
 }
 
@@ -608,11 +632,11 @@ func (m *CreateContainerResponse) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintContainers(dAtA, i, uint64(m.Container.Size()))
-	n4, err := m.Container.MarshalTo(dAtA[i:])
+	n6, err := m.Container.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n4
+	i += n6
 	return i, nil
 }
 
@@ -634,20 +658,20 @@ func (m *UpdateContainerRequest) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintContainers(dAtA, i, uint64(m.Container.Size()))
-	n5, err := m.Container.MarshalTo(dAtA[i:])
+	n7, err := m.Container.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n5
+	i += n7
 	if m.UpdateMask != nil {
 		dAtA[i] = 0x12
 		i++
 		i = encodeVarintContainers(dAtA, i, uint64(m.UpdateMask.Size()))
-		n6, err := m.UpdateMask.MarshalTo(dAtA[i:])
+		n8, err := m.UpdateMask.MarshalTo(dAtA[i:])
 		if err != nil {
 			return 0, err
 		}
-		i += n6
+		i += n8
 	}
 	return i, nil
 }
@@ -670,11 +694,11 @@ func (m *UpdateContainerResponse) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintContainers(dAtA, i, uint64(m.Container.Size()))
-	n7, err := m.Container.MarshalTo(dAtA[i:])
+	n9, err := m.Container.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n7
+	i += n9
 	return i, nil
 }
 
@@ -760,6 +784,10 @@ func (m *Container) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovContainers(uint64(l))
 	}
+	l = github_com_gogo_protobuf_types.SizeOfStdTime(m.CreatedAt)
+	n += 1 + l + sovContainers(uint64(l))
+	l = github_com_gogo_protobuf_types.SizeOfStdTime(m.UpdatedAt)
+	n += 1 + l + sovContainers(uint64(l))
 	return n
 }
 
@@ -883,6 +911,8 @@ func (this *Container) String() string {
 		`Runtime:` + fmt.Sprintf("%v", this.Runtime) + `,`,
 		`Spec:` + strings.Replace(fmt.Sprintf("%v", this.Spec), "Any", "google_protobuf1.Any", 1) + `,`,
 		`RootFS:` + fmt.Sprintf("%v", this.RootFS) + `,`,
+		`CreatedAt:` + strings.Replace(strings.Replace(this.CreatedAt.String(), "Timestamp", "google_protobuf4.Timestamp", 1), `&`, ``, 1) + `,`,
+		`UpdatedAt:` + strings.Replace(strings.Replace(this.UpdatedAt.String(), "Timestamp", "google_protobuf4.Timestamp", 1), `&`, ``, 1) + `,`,
 		`}`,
 	}, "")
 	return s
@@ -1280,6 +1310,66 @@ func (m *Container) Unmarshal(dAtA []byte) error {
 			}
 			m.RootFS = string(dAtA[iNdEx:postIndex])
 			iNdEx = postIndex
+		case 8:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field CreatedAt", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowContainers
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthContainers
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := github_com_gogo_protobuf_types.StdTimeUnmarshal(&m.CreatedAt, dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 9:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field UpdatedAt", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowContainers
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthContainers
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := github_com_gogo_protobuf_types.StdTimeUnmarshal(&m.UpdatedAt, dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipContainers(dAtA[iNdEx:])
@@ -2162,45 +2252,48 @@ func init() {
 }
 
 var fileDescriptorContainers = []byte{
-	// 625 bytes of a gzipped FileDescriptorProto
+	// 680 bytes of a gzipped FileDescriptorProto
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+	0x48, 0x8d, 0x82, 0xde, 0x40, 0x79, 0x1b, 0x33, 0x64, 0x64, 0x7e, 0xb2, 0xe0, 0x25, 0xd0, 0xef,
-	0x2e, 0x5d, 0xad, 0x39, 0x69, 0x3b, 0xfb, 0x75, 0xd8, 0xd0, 0x4e, 0xce, 0x8c, 0x95, 0x5f, 0x67,
+	0xfd, 0x11, 0x23, 0xd7, 0xd9, 0x83, 0x0a, 0xb7, 0x22, 0xca, 0x7e, 0xb9, 0x0a, 0x0d, 0xad, 0x3f,
-	0xc6, 0xca, 0xd7, 0xd4, 0x90, 0x4e, 0x52, 0x43, 0xfa, 0x99, 0x1a, 0xd2, 0xef, 0xd4, 0x90, 0x46,
+	0xb8, 0x04, 0x25, 0x49, 0x0f, 0x40, 0x8d, 0xdd, 0x82, 0xb2, 0x0d, 0xc5, 0xe6, 0xd4, 0x1f, 0x5e,
-	0x8a, 0x40, 0x3e, 0xfd, 0x13, 0x00, 0x00, 0xff, 0xff, 0x7b, 0xcd, 0xee, 0x1b, 0xe2, 0x06, 0x00,
+	0x06, 0x4b, 0x89, 0xe3, 0xbb, 0xe4, 0x88, 0x8b, 0x3d, 0x94, 0x23, 0x5e, 0x74, 0xd5, 0x6d, 0x50,
-	0x00,
+	0xe3, 0xbb, 0xe4, 0x88, 0x8b, 0xcf, 0xa5, 0x37, 0x72, 0x4e, 0xda, 0xe4, 0x7f, 0x64, 0x3d, 0xed,
+	0xe4, 0xac, 0xb9, 0xf4, 0xe3, 0xac, 0xb9, 0xf4, 0x69, 0xd6, 0x54, 0x4e, 0x66, 0x4d, 0xe5, 0xfb,
+	0xac, 0xa9, 0xfc, 0x9a, 0x35, 0x95, 0xbe, 0x2a, 0x90, 0x4f, 0x7f, 0x07, 0x00, 0x00, 0xff, 0xff,
+	0xc1, 0x18, 0xeb, 0x02, 0x8d, 0x07, 0x00, 0x00,
 }

api/services/containers/containers.proto

@@ -6,6 +6,7 @@ import "gogoproto/gogo.proto";
 import "google/protobuf/any.proto";
 import "google/protobuf/empty.proto";
 import "google/protobuf/field_mask.proto";
+import "google/protobuf/timestamp.proto";
 import "github.com/containerd/containerd/api/types/descriptor/descriptor.proto";
 
 // Containers provides metadata storage for containers used in the execution
@@ -65,6 +66,9 @@ message Container {
 	//
 	// This field may be updated.
 	string rootfs = 7 [(gogoproto.customname) = "RootFS"];
+
+	google.protobuf.Timestamp created_at = 8 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
+	google.protobuf.Timestamp updated_at = 9 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
 }
 
 message GetContainerRequest {

containers/containers.go

@@ -1,6 +1,9 @@
 package containers
 
-import "context"
+import (
+	"context"
+	"time"
+)
 
 // Container represents the set of data pinned by a container. Unless otherwise
 // noted, the resources here are considered in use by the container.
@@ -13,6 +16,8 @@ type Container struct {
 	Runtime   string
 	Spec      []byte
 	RootFS    string
+	CreatedAt time.Time
+	UpdatedAt time.Time
 }
 
 type Store interface {

metadata/buckets.go

@@ -18,6 +18,8 @@ var (
 	bucketKeyRuntime   = []byte("runtime")
 	bucketKeySpec      = []byte("spec")
 	bucketKeyRootFS    = []byte("rootfs")
+	bucketKeyCreatedAt = []byte("createdat")
+	bucketKeyUpdatedAt = []byte("updatedat")
 )
 
 // InitDB will initialize the database for use. The database must be opened for

metadata/containers.go

@@ -2,6 +2,7 @@ package metadata
 
 import (
 	"context"
+	"time"
 
 	"github.com/boltdb/bolt"
 	"github.com/containerd/containerd/containers"
@@ -74,6 +75,8 @@ func (s *containerStore) Create(ctx context.Context, container containers.Contai
 		return containers.Container{}, err
 	}
 
+	container.CreatedAt = time.Now()
+	container.UpdatedAt = container.CreatedAt
 	if err := writeContainer(&container, cbkt); err != nil {
 		return containers.Container{}, errors.Wrap(err, "failed to write container")
 	}
@@ -92,6 +95,7 @@ func (s *containerStore) Update(ctx context.Context, container containers.Contai
 		return containers.Container{}, errors.Wrap(ErrNotFound, "no content for id")
 	}
 
+	container.UpdatedAt = time.Now()
 	if err := writeContainer(&container, cbkt); err != nil {
 		return containers.Container{}, errors.Wrap(err, "failed to write container")
 	}
@@ -123,6 +127,14 @@ func readContainer(container *containers.Container, bkt *bolt.Bucket) error {
 			container.Spec = v
 		case string(bucketKeyRootFS):
 			container.RootFS = string(v)
+		case string(bucketKeyCreatedAt):
+			if err := container.CreatedAt.UnmarshalBinary(v); err != nil {
+				return err
+			}
+		case string(bucketKeyUpdatedAt):
+			if err := container.UpdatedAt.UnmarshalBinary(v); err != nil {
+				return err
+			}
 		case string(bucketKeyLabels):
 			lbkt := bkt.Bucket(bucketKeyLabels)
 			if lbkt == nil {
@@ -142,11 +154,21 @@ func readContainer(container *containers.Container, bkt *bolt.Bucket) error {
 }
 
 func writeContainer(container *containers.Container, bkt *bolt.Bucket) error {
+	createdAt, err := container.CreatedAt.MarshalBinary()
+	if err != nil {
+		return err
+	}
+	updatedAt, err := container.UpdatedAt.MarshalBinary()
+	if err != nil {
+		return err
+	}
 	for _, v := range [][2][]byte{
 		{bucketKeyImage, []byte(container.Image)},
 		{bucketKeyRuntime, []byte(container.Runtime)},
 		{bucketKeySpec, container.Spec},
 		{bucketKeyRootFS, []byte(container.RootFS)},
+		{bucketKeyCreatedAt, createdAt},
+		{bucketKeyUpdatedAt, updatedAt},
 	} {
 		if err := bkt.Put(v[0], v[1]); err != nil {
 			return err