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kill all processes correctly for micro kill command (#1633)

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Dominic Wong 2020-05-13 18:36:45 +01:00 committed by GitHub
parent 09d1450d7d
commit 05858b746c
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 5 additions and 13 deletions
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2
runtime/default.go
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@ -536,7 +536,7 @@ func (r *runtime) Delete(s *Service, opts ...DeleteOption) error {
} }
if s, ok := r.services[serviceKey(s)]; ok { if s, ok := r.services[serviceKey(s)]; ok {
// check if running // check if running
if s.Running() { if !s.Running() {
delete(r.services, s.key()) delete(r.services, s.key())
return nil return nil
} }

16
runtime/local/process/os/os.go
View File

@ -20,6 +20,7 @@ func (p *Process) Exec(exe *process.Executable) error {
} }
func (p *Process) Fork(exe *process.Executable) (*process.PID, error) { func (p *Process) Fork(exe *process.Executable) (*process.PID, error) {
// create command // create command
cmd := exec.Command(exe.Package.Path, exe.Args...) cmd := exec.Command(exe.Package.Path, exe.Args...)
@ -43,7 +44,6 @@ func (p *Process) Fork(exe *process.Executable) (*process.PID, error) {
if err != nil { if err != nil {
return nil, err return nil, err
} }
// start the process // start the process
if err := cmd.Start(); err != nil { if err := cmd.Start(); err != nil {
return nil, err return nil, err
@ -62,22 +62,14 @@ func (p *Process) Kill(pid *process.PID) error {
if err != nil { if err != nil {
return err return err
} }
if _, err := os.FindProcess(id); err != nil {
pr, err := os.FindProcess(id)
if err != nil {
return err return err
} }
// now kill it // now kill it
err = pr.Kill() // using -ve PID kills the process group which we created in Fork()
return syscall.Kill(-id, syscall.SIGKILL)
// kill the group
if pgid, err := syscall.Getpgid(id); err == nil {
syscall.Kill(-pgid, syscall.SIGKILL)
}
// return the kill error
return err
} }
func (p *Process) Wait(pid *process.PID) error { func (p *Process) Wait(pid *process.PID) error {