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moby--moby/state.go

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package docker
import (
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"fmt"
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"github.com/dotcloud/docker/utils"
"sync"
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"time"
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)
type State struct {
sync.Mutex
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Running bool
Pid int
ExitCode int
StartedAt time.Time
FinishedAt time.Time
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Ghost bool
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}
// String returns a human-readable description of the state
func (s *State) String() string {
if s.Running {
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if s.Ghost {
return fmt.Sprintf("Ghost")
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}
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return fmt.Sprintf("Up %s", utils.HumanDuration(time.Now().Sub(s.StartedAt)))
}
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return fmt.Sprintf("Exit %d", s.ExitCode)
}
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func (s *State) setRunning(pid int) {
s.Running = true
s.Ghost = false
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s.ExitCode = 0
s.Pid = pid
s.StartedAt = time.Now()
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}
func (s *State) setStopped(exitCode int) {
s.Running = false
s.Pid = 0
s.FinishedAt = time.Now()
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s.ExitCode = exitCode
}