967497097a
Use the state pattern to handle process transitions from one state to another and what actions can be performed on a process in a specific state. Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
// +build !windows
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package shim
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import (
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"context"
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"github.com/containerd/console"
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shimapi "github.com/containerd/containerd/linux/shim/v1"
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"github.com/pkg/errors"
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)
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type deletedState struct {
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}
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func (s *deletedState) Pause(ctx context.Context) error {
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return errors.Errorf("cannot pause a deleted process")
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}
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func (s *deletedState) Resume(ctx context.Context) error {
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return errors.Errorf("cannot resume a deleted process")
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}
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func (s *deletedState) Update(context context.Context, r *shimapi.UpdateTaskRequest) error {
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return errors.Errorf("cannot update a deleted process")
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}
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func (s *deletedState) Checkpoint(ctx context.Context, r *shimapi.CheckpointTaskRequest) error {
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return errors.Errorf("cannot checkpoint a deleted process")
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}
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func (s *deletedState) Resize(ws console.WinSize) error {
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return errors.Errorf("cannot resize a deleted process")
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}
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func (s *deletedState) Start(ctx context.Context) error {
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return errors.Errorf("cannot start a deleted process")
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}
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func (s *deletedState) Delete(ctx context.Context) error {
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return errors.Errorf("cannot delete a deleted process")
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}
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func (s *deletedState) Kill(ctx context.Context, sig uint32, all bool) error {
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return errors.Errorf("cannot kill a deleted process")
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}
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func (s *deletedState) SetExited(status int) {
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// no op
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}
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