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-rw-r--r--pkg/domain/infra/abi/terminal/sigproxy_linux.go6
-rw-r--r--pkg/rootless/rootless_linux.go3
2 files changed, 6 insertions, 3 deletions
diff --git a/pkg/domain/infra/abi/terminal/sigproxy_linux.go b/pkg/domain/infra/abi/terminal/sigproxy_linux.go
index 26e199aee..a9bd2d5fb 100644
--- a/pkg/domain/infra/abi/terminal/sigproxy_linux.go
+++ b/pkg/domain/infra/abi/terminal/sigproxy_linux.go
@@ -12,13 +12,17 @@ import (
"github.com/sirupsen/logrus"
)
+// Make sure the signal buffer is sufficiently big.
+// runc is using the same value.
+const signalBufferSize = 2048
+
// ProxySignals ...
func ProxySignals(ctr *libpod.Container) {
// Stop catching the shutdown signals (SIGINT, SIGTERM) - they're going
// to the container now.
shutdown.Stop()
- sigBuffer := make(chan os.Signal, 128)
+ sigBuffer := make(chan os.Signal, signalBufferSize)
signal.CatchAll(sigBuffer)
logrus.Debugf("Enabling signal proxying")
diff --git a/pkg/rootless/rootless_linux.go b/pkg/rootless/rootless_linux.go
index 9ef56acb4..c046ecde7 100644
--- a/pkg/rootless/rootless_linux.go
+++ b/pkg/rootless/rootless_linux.go
@@ -397,8 +397,6 @@ func becomeRootInUserNS(pausePid, fileToRead string, fileOutput *os.File) (_ boo
return false, -1, errors.Wrapf(err, "error setting up the process")
}
- c := make(chan os.Signal, 1)
-
signals := []os.Signal{}
for sig := 0; sig < numSig; sig++ {
if sig == int(unix.SIGTSTP) {
@@ -407,6 +405,7 @@ func becomeRootInUserNS(pausePid, fileToRead string, fileOutput *os.File) (_ boo
signals = append(signals, unix.Signal(sig))
}
+ c := make(chan os.Signal, len(signals))
gosignal.Notify(c, signals...)
defer gosignal.Reset()
go func() {