podman/pkg/machine/gvproxy_unix.go

42 lines
1.0 KiB
Go

//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd
package machine
import (
"errors"
"fmt"
"syscall"
psutil "github.com/shirou/gopsutil/v3/process"
"github.com/sirupsen/logrus"
)
// / waitOnProcess takes a pid and sends a sigterm to it. it then waits for the
// process to not exist. if the sigterm does not end the process after an interval,
// then sigkill is sent. it also waits for the process to exit after the sigkill too.
func waitOnProcess(processID int) error {
logrus.Infof("Going to stop gvproxy (PID %d)", processID)
p, err := psutil.NewProcess(int32(processID))
if err != nil {
return fmt.Errorf("looking up PID %d: %w", processID, err)
}
running, err := p.IsRunning()
if err != nil {
return fmt.Errorf("checking if gvproxy is running: %w", err)
}
if !running {
return nil
}
if err := p.Kill(); err != nil {
if errors.Is(err, syscall.ESRCH) {
logrus.Debugf("Gvproxy already dead, exiting cleanly")
return nil
}
return err
}
return backoffForProcess(p)
}