48 lines
738 B
Go
48 lines
738 B
Go
package docker
|
|
|
|
import (
|
|
"sync"
|
|
)
|
|
|
|
type State struct {
|
|
Running bool
|
|
Pid int
|
|
ExitCode int
|
|
|
|
stateChangeLock *sync.Mutex
|
|
stateChangeCond *sync.Cond
|
|
}
|
|
|
|
func newState() *State {
|
|
lock := new(sync.Mutex)
|
|
return &State{
|
|
stateChangeLock: lock,
|
|
stateChangeCond: sync.NewCond(lock),
|
|
}
|
|
}
|
|
|
|
func (s *State) setRunning(pid int) {
|
|
s.Running = true
|
|
s.ExitCode = 0
|
|
s.Pid = pid
|
|
s.broadcast()
|
|
}
|
|
|
|
func (s *State) setStopped(exitCode int) {
|
|
s.Running = false
|
|
s.Pid = 0
|
|
s.ExitCode = exitCode
|
|
s.broadcast()
|
|
}
|
|
|
|
func (s *State) broadcast() {
|
|
s.stateChangeLock.Lock()
|
|
s.stateChangeCond.Broadcast()
|
|
s.stateChangeLock.Unlock()
|
|
}
|
|
|
|
func (s *State) wait() {
|
|
s.stateChangeLock.Lock()
|
|
s.stateChangeCond.Wait()
|
|
s.stateChangeLock.Unlock()
|
|
}
|