networking.sh - should run as root. (#7329)

If networking.sh is run by a non-root user, "ping: socket: Operation not permitted" may result. This adds a test & warning.

Paul R Joslin committed Sep 23, 2021 at 16:34 UTC 9600e253bd4bd248b8c8f186183ab76da10188db
1 file changed +5
diagnostics/networking.sh
+5
@@ -1,4 +1,9 @@
1 #! /bin/bash
2 + if (($(id -u) != 0))
3 + then
4 + printf "If you see 'ping: socket: Operation not permitted' errors, "
5 + printf "run this command as root.\n"
6 +fi
7
8 set -xu
9