github.com/containerd/containerd@v22.0.0-20200918172823-438c87b8e050+incompatible/services/tasks/service.go (about)

     1  /*
     2     Copyright The containerd Authors.
     3  
     4     Licensed under the Apache License, Version 2.0 (the "License");
     5     you may not use this file except in compliance with the License.
     6     You may obtain a copy of the License at
     7  
     8         http://www.apache.org/licenses/LICENSE-2.0
     9  
    10     Unless required by applicable law or agreed to in writing, software
    11     distributed under the License is distributed on an "AS IS" BASIS,
    12     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13     See the License for the specific language governing permissions and
    14     limitations under the License.
    15  */
    16  
    17  package tasks
    18  
    19  import (
    20  	"context"
    21  
    22  	api "github.com/containerd/containerd/api/services/tasks/v1"
    23  	"github.com/containerd/containerd/plugin"
    24  	"github.com/containerd/containerd/services"
    25  	ptypes "github.com/gogo/protobuf/types"
    26  	"github.com/pkg/errors"
    27  	"google.golang.org/grpc"
    28  )
    29  
    30  var (
    31  	_ = (api.TasksServer)(&service{})
    32  )
    33  
    34  func init() {
    35  	plugin.Register(&plugin.Registration{
    36  		Type: plugin.GRPCPlugin,
    37  		ID:   "tasks",
    38  		Requires: []plugin.Type{
    39  			plugin.ServicePlugin,
    40  		},
    41  		InitFn: func(ic *plugin.InitContext) (interface{}, error) {
    42  			plugins, err := ic.GetByType(plugin.ServicePlugin)
    43  			if err != nil {
    44  				return nil, err
    45  			}
    46  			p, ok := plugins[services.TasksService]
    47  			if !ok {
    48  				return nil, errors.New("tasks service not found")
    49  			}
    50  			i, err := p.Instance()
    51  			if err != nil {
    52  				return nil, err
    53  			}
    54  			return &service{local: i.(api.TasksClient)}, nil
    55  		},
    56  	})
    57  }
    58  
    59  type service struct {
    60  	local api.TasksClient
    61  }
    62  
    63  func (s *service) Register(server *grpc.Server) error {
    64  	api.RegisterTasksServer(server, s)
    65  	return nil
    66  }
    67  
    68  func (s *service) Create(ctx context.Context, r *api.CreateTaskRequest) (*api.CreateTaskResponse, error) {
    69  	return s.local.Create(ctx, r)
    70  }
    71  
    72  func (s *service) Start(ctx context.Context, r *api.StartRequest) (*api.StartResponse, error) {
    73  	return s.local.Start(ctx, r)
    74  }
    75  
    76  func (s *service) Delete(ctx context.Context, r *api.DeleteTaskRequest) (*api.DeleteResponse, error) {
    77  	return s.local.Delete(ctx, r)
    78  }
    79  
    80  func (s *service) DeleteProcess(ctx context.Context, r *api.DeleteProcessRequest) (*api.DeleteResponse, error) {
    81  	return s.local.DeleteProcess(ctx, r)
    82  }
    83  
    84  func (s *service) Get(ctx context.Context, r *api.GetRequest) (*api.GetResponse, error) {
    85  	return s.local.Get(ctx, r)
    86  }
    87  
    88  func (s *service) List(ctx context.Context, r *api.ListTasksRequest) (*api.ListTasksResponse, error) {
    89  	return s.local.List(ctx, r)
    90  }
    91  
    92  func (s *service) Pause(ctx context.Context, r *api.PauseTaskRequest) (*ptypes.Empty, error) {
    93  	return s.local.Pause(ctx, r)
    94  }
    95  
    96  func (s *service) Resume(ctx context.Context, r *api.ResumeTaskRequest) (*ptypes.Empty, error) {
    97  	return s.local.Resume(ctx, r)
    98  }
    99  
   100  func (s *service) Kill(ctx context.Context, r *api.KillRequest) (*ptypes.Empty, error) {
   101  	return s.local.Kill(ctx, r)
   102  }
   103  
   104  func (s *service) ListPids(ctx context.Context, r *api.ListPidsRequest) (*api.ListPidsResponse, error) {
   105  	return s.local.ListPids(ctx, r)
   106  }
   107  
   108  func (s *service) Exec(ctx context.Context, r *api.ExecProcessRequest) (*ptypes.Empty, error) {
   109  	return s.local.Exec(ctx, r)
   110  }
   111  
   112  func (s *service) ResizePty(ctx context.Context, r *api.ResizePtyRequest) (*ptypes.Empty, error) {
   113  	return s.local.ResizePty(ctx, r)
   114  }
   115  
   116  func (s *service) CloseIO(ctx context.Context, r *api.CloseIORequest) (*ptypes.Empty, error) {
   117  	return s.local.CloseIO(ctx, r)
   118  }
   119  
   120  func (s *service) Checkpoint(ctx context.Context, r *api.CheckpointTaskRequest) (*api.CheckpointTaskResponse, error) {
   121  	return s.local.Checkpoint(ctx, r)
   122  }
   123  
   124  func (s *service) Update(ctx context.Context, r *api.UpdateTaskRequest) (*ptypes.Empty, error) {
   125  	return s.local.Update(ctx, r)
   126  }
   127  
   128  func (s *service) Metrics(ctx context.Context, r *api.MetricsRequest) (*api.MetricsResponse, error) {
   129  	return s.local.Metrics(ctx, r)
   130  }
   131  
   132  func (s *service) Wait(ctx context.Context, r *api.WaitRequest) (*api.WaitResponse, error) {
   133  	return s.local.Wait(ctx, r)
   134  }