diff options
Diffstat (limited to 'pkg/rootlessport/rootlessport_linux.go')
| -rw-r--r-- | pkg/rootlessport/rootlessport_linux.go | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/pkg/rootlessport/rootlessport_linux.go b/pkg/rootlessport/rootlessport_linux.go index 1c1ed39df..c686d80fc 100644 --- a/pkg/rootlessport/rootlessport_linux.go +++ b/pkg/rootlessport/rootlessport_linux.go @@ -102,25 +102,27 @@ func parent() error { return err } - sigC := make(chan os.Signal, 1) - signal.Notify(sigC, unix.SIGPIPE) - defer func() { - // dummy signal to terminate the goroutine - sigC <- unix.SIGKILL - }() + exitC := make(chan os.Signal, 1) + defer close(exitC) + go func() { + sigC := make(chan os.Signal, 1) + signal.Notify(sigC, unix.SIGPIPE) defer func() { signal.Stop(sigC) close(sigC) }() - s := <-sigC - if s == unix.SIGPIPE { - if f, err := os.OpenFile("/dev/null", os.O_WRONLY, 0755); err == nil { - unix.Dup2(int(f.Fd()), 1) // nolint:errcheck - unix.Dup2(int(f.Fd()), 2) // nolint:errcheck - f.Close() + select { + case s := <-sigC: + if s == unix.SIGPIPE { + if f, err := os.OpenFile("/dev/null", os.O_WRONLY, 0755); err == nil { + unix.Dup2(int(f.Fd()), 1) // nolint:errcheck + unix.Dup2(int(f.Fd()), 2) // nolint:errcheck + f.Close() + } } + case <-exitC: } }() |