Set /proc/sys/net/ipv4/ip_forward on agent start

k3s-io · Feb 24, 2019 · cb5e425 · cb5e425
1 parent 012bdcb
commit cb5e425
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/pkg/agent/syssetup/setup.go b/pkg/agent/syssetup/setup.go
@@ -9,12 +9,16 @@ import (
 
 var (
 	callIPTablesFile = "/proc/sys/net/bridge/bridge-nf-call-iptables"
+	forward          = "/proc/sys/net/ipv4/ip_forward"
 )
 
 func Configure() error {
 	exec.Command("modprobe", "br_netfilter").Run()
 	if err := ioutil.WriteFile(callIPTablesFile, []byte("1"), 0640); err != nil {
 		logrus.Warnf("failed to write value 1 at %s: %v", callIPTablesFile, err)
 	}
+	if err := ioutil.WriteFile(forward, []byte("1"), 0640); err != nil {
+		logrus.Warnf("failed to write value 1 at %s: %v", forward, err)
+	}
 	return nil
 }