containerd/plugin/container.go
Evan Hazlett 70dd7fcc60 shim: Ps -> Processes
Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>
2017-05-18 11:05:48 -04:00

66 lines
1.4 KiB
Go

package plugin
import "context"
type ContainerInfo struct {
ID string
Runtime string
}
type Container interface {
// Information of the container
Info() ContainerInfo
// Start the container's user defined process
Start(context.Context) error
// State returns the container's state
State(context.Context) (State, error)
// Pause pauses the container process
Pause(context.Context) error
// Resume unpauses the container process
Resume(context.Context) error
// Kill signals a container
Kill(context.Context, uint32, uint32, bool) error
// Exec adds a process into the container
Exec(context.Context, ExecOpts) (Process, error)
// Processes returns all pids for the container
Processes(context.Context) ([]uint32, error)
// Pty resizes the processes pty/console
Pty(context.Context, uint32, ConsoleSize) error
// CloseStdin closes the processes stdin
CloseStdin(context.Context, uint32) error
}
type ExecOpts struct {
Spec []byte
IO IO
}
type Process interface {
// State returns the process state
State(context.Context) (State, error)
// Kill signals a container
Kill(context.Context, uint32, bool) error
}
type ConsoleSize struct {
Width uint32
Height uint32
}
type Status int
const (
CreatedStatus Status = iota + 1
RunningStatus
StoppedStatus
DeletedStatus
PausedStatus
)
type State interface {
// Status is the current status of the container
Status() Status
// Pid is the main process id for the container
Pid() uint32
}