containerd/runtime/runtime.go
Michael Crosby 9ed8422e8c Use runc events --stats for collecting stats
runc `events --stats` now has stable output so we don't need to bind to
libcontainer directly to get stats output for the containers.

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
2016-04-26 14:57:30 -07:00

99 lines
3.1 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")
ErrContainerStartTimeout = errors.New("containerd: container did not start before the specified timeout")
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 Checkpoint struct {
// Timestamp is the time that checkpoint happened
Created time.Time `json:"created"`
// Name is the name of the checkpoint
Name string `json:"name"`
// Tcp checkpoints open tcp connections
Tcp bool `json:"tcp"`
// UnixSockets persists unix sockets in the checkpoint
UnixSockets bool `json:"unixSockets"`
// Shell persists tty sessions in the checkpoint
Shell bool `json:"shell"`
// Exit exits the container after the checkpoint is finished
Exit bool `json:"exit"`
}
// PlatformProcessState container platform-specific fields in the ProcessState structure
type PlatformProcessState struct {
Checkpoint string `json:"checkpoint"`
RootUID int `json:"rootUID"`
RootGID int `json:"rootGID"`
}
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"`
RuntimeArgs []string `json:"runtimeArgs"`
Shim string `json:"shim"`
NoPivotRoot bool `json:"noPivotRoot"`
}
type ProcessState struct {
specs.ProcessSpec
Exec bool `json:"exec"`
Stdin string `json:"containerdStdin"`
Stdout string `json:"containerdStdout"`
Stderr string `json:"containerdStderr"`
RuntimeArgs []string `json:"runtimeArgs"`
NoPivotRoot bool `json:"noPivotRoot"`
PlatformProcessState
}