containerd/linux/process.go
Michael Crosby f93bfb6233 Add Exec IDs
Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
2017-07-06 15:23:08 -07:00

87 lines
1.8 KiB
Go

// +build linux
package linux
import (
"context"
"errors"
"github.com/containerd/containerd/api/types/task"
shim "github.com/containerd/containerd/linux/shim/v1"
"github.com/containerd/containerd/runtime"
"google.golang.org/grpc"
)
type Process struct {
id string
t *Task
}
func (p *Process) ID() string {
return p.id
}
func (p *Process) Kill(ctx context.Context, signal uint32, _ bool) error {
_, err := p.t.shim.Kill(ctx, &shim.KillRequest{
Signal: signal,
ID: p.id,
})
if err != nil {
err = errors.New(grpc.ErrorDesc(err))
}
return err
}
func (p *Process) State(ctx context.Context) (runtime.State, error) {
// use the container status for the status of the process
response, err := p.t.shim.State(ctx, &shim.StateRequest{
ID: p.id,
})
if err != nil {
return runtime.State{}, errors.New(grpc.ErrorDesc(err))
}
var status runtime.Status
switch response.Status {
case task.StatusCreated:
status = runtime.CreatedStatus
case task.StatusRunning:
status = runtime.RunningStatus
case task.StatusStopped:
status = runtime.StoppedStatus
case task.StatusPaused:
status = runtime.PausedStatus
// TODO: containerd.DeletedStatus
}
return runtime.State{
Pid: response.Pid,
Status: status,
Stdin: response.Stdin,
Stdout: response.Stdout,
Stderr: response.Stderr,
Terminal: response.Terminal,
}, nil
}
func (p *Process) ResizePty(ctx context.Context, size runtime.ConsoleSize) error {
_, err := p.t.shim.ResizePty(ctx, &shim.ResizePtyRequest{
ID: p.id,
Width: size.Width,
Height: size.Height,
})
if err != nil {
err = errors.New(grpc.ErrorDesc(err))
}
return err
}
func (p *Process) CloseIO(ctx context.Context) error {
_, err := p.t.shim.CloseIO(ctx, &shim.CloseIORequest{
ID: p.id,
Stdin: true,
})
if err != nil {
err = errors.New(grpc.ErrorDesc(err))
}
return err
}