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Set a domU's hostname based on its Xen Cloud Platform or XenServer VM name
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#!/bin/bash | |
# Based on https://github.com/krobertson/xenserver-automater/blob/master/usr/sbin/xe-set-hostname | |
# Adapted by Frederick Ding | |
# Detect if xenstore-read is available | |
XENSTOREREAD=`which xenstore-read` | |
if [ -e $XENSTOREREAD ]; then | |
# Filter the domU's name to a lowercase alphanumeric hyphenated hostname | |
NAME=`xenstore-read name | sed -e 's/[^[:alnum:]|-]/-/g' | tr '[:upper:]' '[:lower:]'` | |
# Don't do anything if this name is blank | |
[ "$NAME" = "" ] && exit 0 | |
# Set the hostname | |
echo "$NAME" > /etc/hostname | |
/bin/hostname -F /etc/hostname | |
fi | |
exit 0 |
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