diff options
| -rwxr-xr-x | setup-dns.in | 50 |
1 files changed, 41 insertions, 9 deletions
diff --git a/setup-dns.in b/setup-dns.in index 02d6cc0..5807a69 100755 --- a/setup-dns.in +++ b/setup-dns.in @@ -3,20 +3,52 @@ PREFIX= . "$PREFIX/lib/libalpine.sh" -conf="$ROOT/etc/resolv.conf" +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}' $conf` fi -echon "DNS domain name? (e.g 'bar.com') [$domain] " -default_read domain $domain -echon "DNS nameserver(s)? [" -for i in $dns ; do - echon "$i " -done -echon "] " -default_read dns "$dns" +if [ -n "$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 |