containerd/runtime/runtime.go

83 lines
2.4 KiB
Go

package runtime
import (
"errors"
"time"
"github.com/docker/containerd/specs"
)
var (
ErrNotChildProcess = errors.New("containerd: not a child process for container")
ErrInvalidContainerType = errors.New("containerd: invalid container type for runtime")
ErrCheckpointNotExists = errors.New("containerd: checkpoint does not exist for container")
ErrCheckpointExists = errors.New("containerd: checkpoint already exists")
ErrContainerExited = errors.New("containerd: container has exited")
ErrTerminalsNotSupported = errors.New("containerd: terminals are not supported for runtime")
ErrProcessNotExited = errors.New("containerd: process has not exited")
ErrProcessExited = errors.New("containerd: process has exited")
ErrContainerNotStarted = errors.New("containerd: container not started")
errNoPidFile = errors.New("containerd: no process pid file found")
errInvalidPidInt = errors.New("containerd: process pid is invalid")
errNotImplemented = errors.New("containerd: not implemented")
)
const (
ExitFile = "exit"
ExitStatusFile = "exitStatus"
StateFile = "state.json"
ControlFile = "control"
InitProcessID = "init"
)
type State string
type Resource struct {
CPUShares int64
BlkioWeight uint16
CPUPeriod int64
CPUQuota int64
CpusetCpus string
CpusetMems string
KernelMemory int64
Memory int64
MemoryReservation int64
MemorySwap int64
}
const (
Paused = State("paused")
Stopped = State("stopped")
Running = State("running")
)
type state struct {
Bundle string `json:"bundle"`
Labels []string `json:"labels"`
Stdin string `json:"stdin"`
Stdout string `json:"stdout"`
Stderr string `json:"stderr"`
Runtime string `json:"runtime"`
}
type ProcessState struct {
specs.ProcessSpec
Exec bool `json:"exec"`
Stdin string `json:"containerdStdin"`
Stdout string `json:"containerdStdout"`
Stderr string `json:"containerdStderr"`
PlatformProcessState
}
type Stat struct {
// Timestamp is the time that the statistics where collected
Timestamp time.Time
// Data is the raw stats
// TODO: it is currently an interface because we don't know what type of exec drivers
// we will have or what the structure should look like at the moment os the containers
// can return what they want and we could marshal to json or whatever.
Data interface{}
}