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package adapter
import (
"os"
"syscall"
"github.com/containers/libpod/libpod"
"github.com/docker/docker/pkg/signal"
"github.com/sirupsen/logrus"
)
// ProxySignals ...
func ProxySignals(ctr *libpod.Container) {
sigBuffer := make(chan os.Signal, 128)
signal.CatchAll(sigBuffer)
logrus.Debugf("Enabling signal proxying")
go func() {
for s := range sigBuffer {
// Ignore SIGCHLD and SIGPIPE - these are mostly likely
// intended for the podman command itself.
if s == signal.SIGCHLD || s == signal.SIGPIPE {
continue
}
if err := ctr.Kill(uint(s.(syscall.Signal))); err != nil {
logrus.Errorf("Error forwarding signal %d to container %s: %v", s, ctr.ID(), err)
signal.StopCatch(sigBuffer)
if err := syscall.Kill(syscall.Getpid(), s.(syscall.Signal)); err != nil {
logrus.Errorf("failed to kill pid %d", syscall.Getpid())
}
}
}
}()
return
}
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