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new-api: return the Running state only if the init process is alive 

Signed-off-by: Andrey Vagin <avagin@openvz.org>
This commit is contained in:
Andrey Vagin 2014-12-23 16:09:35 +03:00 committed by Andrew Vagin
parent 1a380ac436
commit 13841ef37d
1 changed files with 21 additions and 1 deletions
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22
linux_container.go
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@ -34,7 +34,27 @@ func (c *linuxContainer) Config() *configs.Config {
}
func (c *linuxContainer) RunState() (configs.RunState, error) {
return configs.Destroyed, nil // FIXME return a real state
if c.state.InitPid <= 0 {
return configs.Destroyed, nil
}
// return Running if the init process is alive
err := syscall.Kill(c.state.InitPid, 0)
if err != nil {
errn, y := err.(syscall.Errno)
if !y {
return 0, err
}
if errn == syscall.ESRCH {
return configs.Destroyed, nil
}
return 0, err
}
//FIXME get a cgroup state to check other states
return configs.Running, nil
}
func (c *linuxContainer) Processes() ([]int, error) {