job/prep: Enable IPv4 forwarding on host

Signed-off-by: Alexander Jung <a.jung@lancs.ac.uk>
lancs-net · Jan 7, 2021 · afd5590 · afd5590
1 parent a912f89
commit afd5590
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/job/prep.go b/job/prep.go
@@ -172,6 +172,11 @@ func PrepareEnvironment(cpus []int, dryRun bool) error {
     return err
   }
 
+  err = setProcfsValue("/proc/sys/net/ipv4/ip_forward", "1", dryRun)
+  if err != nil {
+    return err
+  }
+
   err = setProcfsValue("/proc/sys/net/ipv4/ip_local_port_range", "1024   60999", dryRun)
   if err != nil {
     return err