Add ContainerService.Info to get info about a single container
For clients which only want to know about one container this is simpler than searching the result of execution.List. Signed-off-by: Ian Campbell <ian.campbell@docker.com>
This commit is contained in:
Ian Campbell
parent
660783cb00
commit
cc253b0f18
5 changed files with 291 additions and 57 deletions
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@ -14,6 +14,7 @@
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StartRequest
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DeleteRequest
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DeleteResponse
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InfoRequest
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ListRequest
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ListResponse
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EventsRequest
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@ -99,12 +100,20 @@ func (m *DeleteResponse) Reset() { *m = DeleteResponse{} }
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func (*DeleteResponse) ProtoMessage() {}
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func (*DeleteResponse) Descriptor() ([]byte, []int) { return fileDescriptorExecution, []int{4} }
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type InfoRequest struct {
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ID string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
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}
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func (m *InfoRequest) Reset() { *m = InfoRequest{} }
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func (*InfoRequest) ProtoMessage() {}
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func (*InfoRequest) Descriptor() ([]byte, []int) { return fileDescriptorExecution, []int{5} }
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type ListRequest struct {
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}
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func (m *ListRequest) Reset() { *m = ListRequest{} }
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func (*ListRequest) ProtoMessage() {}
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func (*ListRequest) Descriptor() ([]byte, []int) { return fileDescriptorExecution, []int{5} }
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func (*ListRequest) Descriptor() ([]byte, []int) { return fileDescriptorExecution, []int{6} }
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type ListResponse struct {
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Containers []*containerd_v1_types1.Container `protobuf:"bytes,1,rep,name=containers" json:"containers,omitempty"`
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@ -112,14 +121,14 @@ type ListResponse struct {
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func (m *ListResponse) Reset() { *m = ListResponse{} }
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func (*ListResponse) ProtoMessage() {}
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func (*ListResponse) Descriptor() ([]byte, []int) { return fileDescriptorExecution, []int{6} }
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func (*ListResponse) Descriptor() ([]byte, []int) { return fileDescriptorExecution, []int{7} }
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type EventsRequest struct {
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}
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func (m *EventsRequest) Reset() { *m = EventsRequest{} }
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func (*EventsRequest) ProtoMessage() {}
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func (*EventsRequest) Descriptor() ([]byte, []int) { return fileDescriptorExecution, []int{7} }
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func (*EventsRequest) Descriptor() ([]byte, []int) { return fileDescriptorExecution, []int{8} }
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func init() {
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proto.RegisterType((*CreateRequest)(nil), "containerd.v1.services.CreateRequest")
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@ -127,6 +136,7 @@ func init() {
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proto.RegisterType((*StartRequest)(nil), "containerd.v1.services.StartRequest")
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proto.RegisterType((*DeleteRequest)(nil), "containerd.v1.services.DeleteRequest")
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proto.RegisterType((*DeleteResponse)(nil), "containerd.v1.services.DeleteResponse")
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proto.RegisterType((*InfoRequest)(nil), "containerd.v1.services.InfoRequest")
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proto.RegisterType((*ListRequest)(nil), "containerd.v1.services.ListRequest")
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proto.RegisterType((*ListResponse)(nil), "containerd.v1.services.ListResponse")
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proto.RegisterType((*EventsRequest)(nil), "containerd.v1.services.EventsRequest")
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@ -146,6 +156,7 @@ type ContainerServiceClient interface {
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Create(ctx context.Context, in *CreateRequest, opts ...grpc.CallOption) (*CreateResponse, error)
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Start(ctx context.Context, in *StartRequest, opts ...grpc.CallOption) (*google_protobuf.Empty, error)
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Delete(ctx context.Context, in *DeleteRequest, opts ...grpc.CallOption) (*google_protobuf.Empty, error)
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Info(ctx context.Context, in *InfoRequest, opts ...grpc.CallOption) (*containerd_v1_types1.Container, error)
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List(ctx context.Context, in *ListRequest, opts ...grpc.CallOption) (*ListResponse, error)
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Events(ctx context.Context, in *EventsRequest, opts ...grpc.CallOption) (ContainerService_EventsClient, error)
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}
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@ -185,6 +196,15 @@ func (c *containerServiceClient) Delete(ctx context.Context, in *DeleteRequest,
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return out, nil
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}
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func (c *containerServiceClient) Info(ctx context.Context, in *InfoRequest, opts ...grpc.CallOption) (*containerd_v1_types1.Container, error) {
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out := new(containerd_v1_types1.Container)
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err := grpc.Invoke(ctx, "/containerd.v1.services.ContainerService/Info", in, out, c.cc, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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func (c *containerServiceClient) List(ctx context.Context, in *ListRequest, opts ...grpc.CallOption) (*ListResponse, error) {
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out := new(ListResponse)
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err := grpc.Invoke(ctx, "/containerd.v1.services.ContainerService/List", in, out, c.cc, opts...)
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@ -232,6 +252,7 @@ type ContainerServiceServer interface {
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Create(context.Context, *CreateRequest) (*CreateResponse, error)
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Start(context.Context, *StartRequest) (*google_protobuf.Empty, error)
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Delete(context.Context, *DeleteRequest) (*google_protobuf.Empty, error)
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Info(context.Context, *InfoRequest) (*containerd_v1_types1.Container, error)
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List(context.Context, *ListRequest) (*ListResponse, error)
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Events(*EventsRequest, ContainerService_EventsServer) error
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}
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@ -294,6 +315,24 @@ func _ContainerService_Delete_Handler(srv interface{}, ctx context.Context, dec
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return interceptor(ctx, in, info, handler)
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}
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func _ContainerService_Info_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
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in := new(InfoRequest)
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if err := dec(in); err != nil {
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return nil, err
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}
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if interceptor == nil {
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return srv.(ContainerServiceServer).Info(ctx, in)
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}
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info := &grpc.UnaryServerInfo{
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Server: srv,
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FullMethod: "/containerd.v1.services.ContainerService/Info",
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}
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handler := func(ctx context.Context, req interface{}) (interface{}, error) {
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return srv.(ContainerServiceServer).Info(ctx, req.(*InfoRequest))
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}
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return interceptor(ctx, in, info, handler)
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}
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func _ContainerService_List_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
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in := new(ListRequest)
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if err := dec(in); err != nil {
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@ -349,6 +388,10 @@ var _ContainerService_serviceDesc = grpc.ServiceDesc{
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MethodName: "Delete",
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Handler: _ContainerService_Delete_Handler,
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},
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{
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MethodName: "Info",
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Handler: _ContainerService_Info_Handler,
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},
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{
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MethodName: "List",
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Handler: _ContainerService_List_Handler,
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@ -550,6 +593,30 @@ func (m *DeleteResponse) MarshalTo(dAtA []byte) (int, error) {
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return i, nil
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}
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func (m *InfoRequest) Marshal() (dAtA []byte, err error) {
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size := m.Size()
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dAtA = make([]byte, size)
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n, err := m.MarshalTo(dAtA)
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if err != nil {
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return nil, err
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}
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return dAtA[:n], nil
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}
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func (m *InfoRequest) MarshalTo(dAtA []byte) (int, error) {
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var i int
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_ = i
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var l int
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_ = l
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if len(m.ID) > 0 {
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dAtA[i] = 0xa
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i++
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i = encodeVarintExecution(dAtA, i, uint64(len(m.ID)))
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i += copy(dAtA[i:], m.ID)
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}
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return i, nil
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}
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func (m *ListRequest) Marshal() (dAtA []byte, err error) {
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size := m.Size()
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dAtA = make([]byte, size)
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@ -728,6 +795,16 @@ func (m *DeleteResponse) Size() (n int) {
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return n
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}
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func (m *InfoRequest) Size() (n int) {
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var l int
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_ = l
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l = len(m.ID)
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if l > 0 {
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n += 1 + l + sovExecution(uint64(l))
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}
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return n
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}
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func (m *ListRequest) Size() (n int) {
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var l int
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_ = l
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@ -824,6 +901,16 @@ func (this *DeleteResponse) String() string {
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}, "")
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return s
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}
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func (this *InfoRequest) String() string {
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if this == nil {
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return "nil"
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}
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s := strings.Join([]string{`&InfoRequest{`,
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`ID:` + fmt.Sprintf("%v", this.ID) + `,`,
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`}`,
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}, "")
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return s
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}
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func (this *ListRequest) String() string {
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if this == nil {
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return "nil"
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@ -1493,6 +1580,85 @@ func (m *DeleteResponse) Unmarshal(dAtA []byte) error {
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}
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return nil
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}
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func (m *InfoRequest) Unmarshal(dAtA []byte) error {
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l := len(dAtA)
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iNdEx := 0
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for iNdEx < l {
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preIndex := iNdEx
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var wire uint64
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for shift := uint(0); ; shift += 7 {
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if shift >= 64 {
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return ErrIntOverflowExecution
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}
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if iNdEx >= l {
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return io.ErrUnexpectedEOF
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}
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b := dAtA[iNdEx]
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iNdEx++
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wire |= (uint64(b) & 0x7F) << shift
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if b < 0x80 {
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break
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}
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}
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fieldNum := int32(wire >> 3)
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wireType := int(wire & 0x7)
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if wireType == 4 {
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return fmt.Errorf("proto: InfoRequest: wiretype end group for non-group")
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}
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if fieldNum <= 0 {
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return fmt.Errorf("proto: InfoRequest: illegal tag %d (wire type %d)", fieldNum, wire)
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}
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switch fieldNum {
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case 1:
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if wireType != 2 {
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return fmt.Errorf("proto: wrong wireType = %d for field ID", wireType)
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}
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var stringLen uint64
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for shift := uint(0); ; shift += 7 {
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if shift >= 64 {
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return ErrIntOverflowExecution
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}
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if iNdEx >= l {
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return io.ErrUnexpectedEOF
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}
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b := dAtA[iNdEx]
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iNdEx++
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stringLen |= (uint64(b) & 0x7F) << shift
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if b < 0x80 {
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break
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}
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}
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intStringLen := int(stringLen)
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if intStringLen < 0 {
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return ErrInvalidLengthExecution
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}
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postIndex := iNdEx + intStringLen
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if postIndex > l {
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return io.ErrUnexpectedEOF
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}
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m.ID = string(dAtA[iNdEx:postIndex])
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iNdEx = postIndex
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default:
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iNdEx = preIndex
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skippy, err := skipExecution(dAtA[iNdEx:])
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if err != nil {
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return err
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}
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if skippy < 0 {
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return ErrInvalidLengthExecution
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}
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if (iNdEx + skippy) > l {
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return io.ErrUnexpectedEOF
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}
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iNdEx += skippy
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}
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}
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if iNdEx > l {
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return io.ErrUnexpectedEOF
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}
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return nil
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}
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func (m *ListRequest) Unmarshal(dAtA []byte) error {
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l := len(dAtA)
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iNdEx := 0
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@ -1784,41 +1950,42 @@ func init() {
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}
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var fileDescriptorExecution = []byte{
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// 569 bytes of a gzipped FileDescriptorProto
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// 589 bytes of a gzipped FileDescriptorProto
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|
||||
0x44, 0x73, 0xe4, 0x57, 0x20, 0xaf, 0xed, 0x7c, 0x40, 0x8c, 0xb9, 0x58, 0x33, 0xcf, 0x6f, 0x76,
|
||||
0x67, 0xde, 0xdb, 0x81, 0xee, 0x98, 0xc8, 0x8f, 0xf1, 0xd0, 0x09, 0xd8, 0xd4, 0x0d, 0x59, 0xf0,
|
||||
0x09, 0x73, 0x37, 0x60, 0x54, 0xfa, 0x84, 0x62, 0x1e, 0xba, 0x7e, 0x44, 0x5c, 0x81, 0xf9, 0x8c,
|
||||
0x04, 0x58, 0xb8, 0xf8, 0x1a, 0x07, 0xb1, 0x24, 0x8c, 0xae, 0x22, 0x27, 0xe2, 0x4c, 0x32, 0xd4,
|
||||
0x5c, 0x95, 0x38, 0xb3, 0xc7, 0x4e, 0x5e, 0x61, 0xde, 0x1f, 0x33, 0x36, 0x9e, 0x60, 0x57, 0xb1,
|
||||
0x86, 0xf1, 0xc8, 0xc5, 0xd3, 0x48, 0xce, 0xd3, 0x22, 0xf3, 0xde, 0x9f, 0x3f, 0x7d, 0x9a, 0xff,
|
||||
0x3a, 0x1e, 0xb3, 0x31, 0x53, 0xa1, 0x9b, 0x44, 0x19, 0xfa, 0xb4, 0xb4, 0x55, 0x39, 0x8f, 0xb0,
|
||||
0x70, 0xa7, 0x2c, 0xa6, 0x32, 0xfd, 0x66, 0x95, 0x2f, 0xfe, 0xb3, 0x72, 0x09, 0xae, 0xa2, 0xf4,
|
||||
0x04, 0xfb, 0x6b, 0x05, 0x1a, 0x5d, 0x8e, 0x7d, 0x89, 0x3d, 0xfc, 0x39, 0xc6, 0x42, 0xa2, 0x26,
|
||||
0x54, 0x48, 0x68, 0x68, 0x2d, 0xad, 0x7d, 0xe7, 0x42, 0x5f, 0xfc, 0x38, 0xa9, 0xf4, 0x2f, 0xbd,
|
||||
0x0a, 0x09, 0x51, 0x1b, 0x6a, 0x22, 0xc2, 0x81, 0x51, 0x69, 0x69, 0xed, 0x7a, 0xe7, 0xd8, 0x49,
|
||||
0xa7, 0x74, 0xf2, 0x29, 0x9d, 0x97, 0x74, 0xee, 0x29, 0x06, 0xea, 0x80, 0xce, 0x19, 0x93, 0x23,
|
||||
0x61, 0x54, 0x5b, 0xd5, 0x76, 0xbd, 0x63, 0x3a, 0x9b, 0x32, 0xaa, 0x9e, 0x9c, 0xab, 0x64, 0x0e,
|
||||
0x2f, 0x63, 0x22, 0x03, 0xf6, 0x78, 0x4c, 0x25, 0x99, 0x62, 0xa3, 0x96, 0x5c, 0xed, 0xe5, 0x29,
|
||||
0x3a, 0x86, 0x5d, 0x21, 0x43, 0x42, 0x8d, 0x5d, 0x85, 0xa7, 0x09, 0x6a, 0x82, 0x2e, 0x64, 0xc8,
|
||||
0x62, 0x69, 0xe8, 0x0a, 0xce, 0xb2, 0x0c, 0xc7, 0x9c, 0x1b, 0x7b, 0x4b, 0x1c, 0x73, 0x8e, 0x4c,
|
||||
0xd8, 0x97, 0x98, 0x4f, 0x09, 0xf5, 0x27, 0xc6, 0x7e, 0x4b, 0x6b, 0xef, 0x7b, 0xcb, 0xdc, 0x7e,
|
||||
0x06, 0x87, 0xb9, 0x04, 0x22, 0x62, 0x54, 0xe0, 0x42, 0x0d, 0x8e, 0xa0, 0x1a, 0x91, 0x50, 0x49,
|
||||
0xd0, 0xf0, 0x92, 0xd0, 0x3e, 0x87, 0x83, 0x81, 0xf4, 0xb9, 0x2c, 0x51, 0xcf, 0x7e, 0x08, 0x8d,
|
||||
0x4b, 0x3c, 0xc1, 0xa5, 0x32, 0xdb, 0x7d, 0x38, 0xcc, 0x89, 0x25, 0xcd, 0x9c, 0x40, 0x1d, 0x5f,
|
||||
0x13, 0xf9, 0x41, 0x48, 0x5f, 0xc6, 0x22, 0x6b, 0x0a, 0x12, 0x68, 0xa0, 0x10, 0xfb, 0x0c, 0xea,
|
||||
0x7d, 0x3a, 0x62, 0x65, 0x37, 0x36, 0xa0, 0xfe, 0x86, 0x88, 0x7c, 0x02, 0xfb, 0x2d, 0x1c, 0xa4,
|
||||
0x69, 0x76, 0xfd, 0x73, 0x80, 0xa5, 0x7d, 0xc2, 0xd0, 0x94, 0xa3, 0xd6, 0x56, 0x47, 0xbb, 0x39,
|
||||
0xe6, 0xad, 0x55, 0xd8, 0x77, 0xa1, 0xd1, 0x9b, 0x61, 0x2a, 0x45, 0x76, 0x41, 0xe7, 0x57, 0x15,
|
||||
0x8e, 0x96, 0xd4, 0x41, 0xba, 0x52, 0xe8, 0x3d, 0xe8, 0xa9, 0x07, 0xe8, 0xcc, 0xd9, 0xbe, 0x74,
|
||||
0xce, 0xc6, 0x33, 0x35, 0xcf, 0xcb, 0x68, 0x59, 0xfb, 0x3d, 0xd8, 0x55, 0x06, 0xa1, 0xd3, 0xa2,
|
||||
0x82, 0x75, 0xff, 0xcc, 0xe6, 0x5f, 0xef, 0xba, 0x97, 0xac, 0x36, 0x7a, 0x05, 0x7a, 0x6a, 0x4b,
|
||||
0x71, 0x7f, 0x1b, 0xfe, 0x16, 0x1e, 0xf4, 0x1a, 0x6a, 0x89, 0x29, 0xe8, 0x41, 0xd1, 0x31, 0x6b,
|
||||
0x96, 0x99, 0x25, 0x3a, 0xa3, 0x77, 0x50, 0x4b, 0xbc, 0x2a, 0x3e, 0x6c, 0xcd, 0x58, 0xf3, 0xf4,
|
||||
0xdf, 0xa4, 0x4c, 0xaf, 0x2b, 0xd0, 0x53, 0xbb, 0x8a, 0x07, 0xdd, 0xb0, 0xd3, 0xdc, 0xbe, 0xdd,
|
||||
0x8a, 0xf3, 0x48, 0xbb, 0x30, 0x6e, 0x6e, 0xad, 0x9d, 0xef, 0xb7, 0xd6, 0xce, 0x97, 0x85, 0xa5,
|
||||
0xdd, 0x2c, 0x2c, 0xed, 0xdb, 0xc2, 0xd2, 0x7e, 0x2e, 0x2c, 0x6d, 0xa8, 0x2b, 0x61, 0x9e, 0xfc,
|
||||
0x0e, 0x00, 0x00, 0xff, 0xff, 0x81, 0xbf, 0xf2, 0x2b, 0xa9, 0x05, 0x00, 0x00,
|
||||
}
|
||||
|
|
|
|||
|
|
@ -12,6 +12,7 @@ service ContainerService {
|
|||
rpc Create(CreateRequest) returns (CreateResponse);
|
||||
rpc Start(StartRequest) returns (google.protobuf.Empty);
|
||||
rpc Delete(DeleteRequest) returns (google.protobuf.Empty);
|
||||
rpc Info(InfoRequest) returns (containerd.v1.types.Container);
|
||||
rpc List(ListRequest) returns (ListResponse);
|
||||
rpc Events(EventsRequest) returns (stream containerd.v1.types.Event);
|
||||
}
|
||||
|
|
@ -45,6 +46,10 @@ message DeleteResponse {
|
|||
uint32 exit_status = 2;
|
||||
}
|
||||
|
||||
message InfoRequest {
|
||||
string id = 1 [(gogoproto.customname) = "ID"];
|
||||
}
|
||||
|
||||
message ListRequest {
|
||||
}
|
||||
|
||||
|
|
|
|||
44
cmd/ctr/info.go
Normal file
44
cmd/ctr/info.go
Normal file
|
|
@ -0,0 +1,44 @@
|
|||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
|
||||
gocontext "context"
|
||||
"fmt"
|
||||
|
||||
"github.com/docker/containerd/api/services/execution"
|
||||
"github.com/pkg/errors"
|
||||
"github.com/urfave/cli"
|
||||
)
|
||||
|
||||
var infoCommand = cli.Command{
|
||||
Name: "info",
|
||||
Usage: "get info about a container",
|
||||
Flags: []cli.Flag{
|
||||
cli.StringFlag{
|
||||
Name: "id",
|
||||
Usage: "id of the container",
|
||||
},
|
||||
},
|
||||
Action: func(context *cli.Context) error {
|
||||
id := context.String("id")
|
||||
if id == "" {
|
||||
return errors.New("container id must be provided")
|
||||
}
|
||||
|
||||
containers, err := getExecutionService(context)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
response, err := containers.Info(gocontext.Background(), &execution.InfoRequest{ID: id})
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
json, err := json.MarshalIndent(response, "", " ")
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
fmt.Println(string(json))
|
||||
return nil
|
||||
},
|
||||
}
|
||||
|
|
@ -44,6 +44,7 @@ containerd client
|
|||
eventsCommand,
|
||||
deleteCommand,
|
||||
listCommand,
|
||||
infoCommand,
|
||||
shimCommand,
|
||||
pprofCommand,
|
||||
}
|
||||
|
|
|
|||
|
|
@ -131,31 +131,48 @@ func (s *Service) Delete(ctx context.Context, r *api.DeleteRequest) (*google_pro
|
|||
return empty, nil
|
||||
}
|
||||
|
||||
func containerFromContainerd(ctx context.Context, c containerd.Container) (*container.Container, error) {
|
||||
state, err := c.State(ctx)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
var status container.Status
|
||||
switch state.Status() {
|
||||
case containerd.CreatedStatus:
|
||||
status = container.Status_CREATED
|
||||
case containerd.RunningStatus:
|
||||
status = container.Status_RUNNING
|
||||
case containerd.StoppedStatus:
|
||||
status = container.Status_STOPPED
|
||||
case containerd.PausedStatus:
|
||||
status = container.Status_PAUSED
|
||||
}
|
||||
return &container.Container{
|
||||
ID: c.Info().ID,
|
||||
Pid: state.Pid(),
|
||||
Status: status,
|
||||
}, nil
|
||||
}
|
||||
|
||||
func (s *Service) Info(ctx context.Context, r *api.InfoRequest) (*container.Container, error) {
|
||||
c, err := s.getContainer(r.ID)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return containerFromContainerd(ctx, c)
|
||||
}
|
||||
|
||||
func (s *Service) List(ctx context.Context, r *api.ListRequest) (*api.ListResponse, error) {
|
||||
resp := &api.ListResponse{}
|
||||
s.mu.Lock()
|
||||
defer s.mu.Unlock()
|
||||
for _, c := range s.containers {
|
||||
state, err := c.State(ctx)
|
||||
for _, cd := range s.containers {
|
||||
c, err := containerFromContainerd(ctx, cd)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
var status container.Status
|
||||
switch state.Status() {
|
||||
case containerd.CreatedStatus:
|
||||
status = container.Status_CREATED
|
||||
case containerd.RunningStatus:
|
||||
status = container.Status_RUNNING
|
||||
case containerd.StoppedStatus:
|
||||
status = container.Status_STOPPED
|
||||
case containerd.PausedStatus:
|
||||
status = container.Status_PAUSED
|
||||
}
|
||||
resp.Containers = append(resp.Containers, &container.Container{
|
||||
ID: c.Info().ID,
|
||||
Pid: state.Pid(),
|
||||
Status: status,
|
||||
})
|
||||
resp.Containers = append(resp.Containers, c)
|
||||
}
|
||||
return resp, nil
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue