every_vrf.sh is a script that will execute first command across all subsequenly listed interfaces if they have vrf masters

every_vrf.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+[[ $# < 2 ]] && {
+  echo "Usage: $0 'a command' eth1 eth2 sta2 st3"
+  echo "Runs 'a command' in a vrf environment for all following stations"
+  exit 1
+}
+
+[[ -f lib_vrf.bash ]] || {
+  echo "missing lib_vrf.bash, cannot continue"
+  exit 1
+}
+. lib_vrf.bash
+
+execthis="$1"
+shift
+
+for eth in "$@"; do
+  [[ $execthis = $eth ]] && continue
+  vrf=${IFNAMES[$eth]}
+  if [[ x$vrf = x ]] || [[ $vrf = unknown ]]; then
+    echo "Skipping interface $eth"
+    continue
+  fi
+  echo "[$execthis] $vrf"
+  ip vrf exec $vrf $execthis &
+done