From 27b2fd21e3d86990b0119a8c7bbf0bb1916ebd7f Mon Sep 17 00:00:00 2001
From: Jed Reynolds <jreynolds@candelatech.com>
Date: Fri, 27 Sep 2019 17:06:51 -0700
Subject: [PATCH] every_vrf.sh is a script that will execute first command
 across all subsequenly listed interfaces if they have vrf masters

---
 every_vrf.sh | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100755 every_vrf.sh

diff --git a/every_vrf.sh b/every_vrf.sh
new file mode 100755
index 00000000..2499bde4
--- /dev/null
+++ b/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