diff options
Diffstat (limited to 'runsc/sandbox/sandbox.go')
| -rw-r--r-- | runsc/sandbox/sandbox.go | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/runsc/sandbox/sandbox.go b/runsc/sandbox/sandbox.go index 91c44c996..bfaead1f2 100644 --- a/runsc/sandbox/sandbox.go +++ b/runsc/sandbox/sandbox.go @@ -440,13 +440,27 @@ func (s *Sandbox) Signal(cid string, sig syscall.Signal) error { return nil } -// IsRunning returns true iff the sandbox process is running. +// IsRunning returns true if the sandbox or gofer process is running. func (s *Sandbox) IsRunning() bool { - // Send a signal 0 to the sandbox process. - if err := killProcess(s.Pid, 0); err != nil { - return false + if s.Pid != 0 { + // Send a signal 0 to the sandbox process. + if err := killProcess(s.Pid, 0); err == nil { + return true + } + } + if s.GoferPid != 0 { + // Send a signal 0 to the gofer process. + if err := killProcess(s.GoferPid, 0); err == nil { + log.Warningf("Found orphan gofer process, pid: %d", s.GoferPid) + // Attempt to kill gofer if it's orphan. + killProcess(s.GoferPid, unix.SIGKILL) + + // Don't wait for gofer to die. Return 'running' and hope gofer is dead + // next time around. + return true + } } - return true + return false } // killProcess sends a signal to the host process (i.e. a sandbox or gofer |