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-rw-r--r--pkg/rootless/rootless_linux.go14
1 files changed, 13 insertions, 1 deletions
diff --git a/pkg/rootless/rootless_linux.go b/pkg/rootless/rootless_linux.go
index 1d1b1713d..2c99f41a4 100644
--- a/pkg/rootless/rootless_linux.go
+++ b/pkg/rootless/rootless_linux.go
@@ -28,6 +28,10 @@ extern int reexec_userns_join(int userns, int mountns);
*/
import "C"
+const (
+ numSig = 65 // max number of signals
+)
+
func runInUser() error {
os.Setenv("_CONTAINERS_USERNS_CONFIGURED", "done")
return nil
@@ -283,7 +287,15 @@ func BecomeRootInUserNS() (bool, int, error) {
c := make(chan os.Signal, 1)
- gosignal.Notify(c)
+ signals := []os.Signal{}
+ for sig := 0; sig < numSig; sig++ {
+ if sig == int(syscall.SIGTSTP) {
+ continue
+ }
+ signals = append(signals, syscall.Signal(sig))
+ }
+
+ gosignal.Notify(c, signals...)
defer gosignal.Reset()
go func() {
for s := range c {