48 lines
746 B
Go
48 lines
746 B
Go
package docker
|
|
|
|
import (
|
|
"fmt"
|
|
"sync"
|
|
"time"
|
|
)
|
|
|
|
type State struct {
|
|
Running bool
|
|
Pid int
|
|
ExitCode int
|
|
StartedAt time.Time
|
|
l *sync.Mutex
|
|
}
|
|
|
|
// String returns a human-readable description of the state
|
|
func (s *State) String() string {
|
|
if s.Running {
|
|
return fmt.Sprintf("Up %s", HumanDuration(time.Now().Sub(s.StartedAt)))
|
|
}
|
|
return fmt.Sprintf("Exit %d", s.ExitCode)
|
|
}
|
|
|
|
func (s *State) setRunning(pid int) {
|
|
s.Running = true
|
|
s.ExitCode = 0
|
|
s.Pid = pid
|
|
s.StartedAt = time.Now()
|
|
}
|
|
|
|
func (s *State) setStopped(exitCode int) {
|
|
s.Running = false
|
|
s.Pid = 0
|
|
s.ExitCode = exitCode
|
|
}
|
|
|
|
func (s *State) initLock() {
|
|
s.l = &sync.Mutex{}
|
|
}
|
|
|
|
func (s *State) lock() {
|
|
s.l.Lock()
|
|
}
|
|
|
|
func (s *State) unlock() {
|
|
s.l.Unlock()
|
|
}
|