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#!/bin/sh
PREFIX=
. "$PREFIX/lib/libalpine.sh"
usage() {
cat <<__EOF__
usage: setup-dns [-h] [-d domain name] [-n name server(s)]
Setup /etc/resolv.conf DNS settings
options:
-h Show this help
-d specify search domain name
-n DNS server(s) to use. For multiple servers, surround in quotes and space-seperate the list
__EOF__
exit 1
}
while getopts "d:n:h" opt; do
case $opt in
d) DOMAINNAME="$OPTARG";;
h) usage;;
n) NAMESERVERS="$OPTARG";;
esac
done
conf="/home/jbilyk/alpine-conf/resolv.conf"
if [ -f "$conf" ] ; then
domain=`awk '/^domain/ {print $2}' $conf`
dns=`awk '/^nameserver/ {print $2}' $conf`
fi
if [ -n "$DOMAINNAME" ];then
domain="$DOMAINNAME"
else
echon "DNS domain name? (e.g 'bar.com') [$domain] "
default_read domain $domain
fi
if [ -n "$NAMESERVERS" ];then
dns="$NAMESERVERS"
else
echon "DNS nameserver(s)? ["
for i in $dns ; do
echon "$i "
done
echon "] "
default_read dns "$dns"
fi
if [ "$domain" != "" ]; then
echo "search $domain" > $conf
fi
for i in $dns ; do
echo "nameserver $i" >> $conf
done
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