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| author | Tomás Touceda <chiiph@leap.se> | 2014-05-16 16:18:59 -0300 |
|---|---|---|
| committer | Tomás Touceda <chiiph@leap.se> | 2014-05-16 16:18:59 -0300 |
| commit | 4c550c558dcb554b3ea1bc0246492e39e8532886 (patch) | |
| tree | 3a18999e62eb18091d002e6c1c7222846a92947b /pkg/linux/update-resolv-conf | |
| parent | 81715dc47d77934c4f67d2527a56c28f58f0345d (diff) | |
| parent | d52daa106a97562e1cc67c5a2f242f2ef9884508 (diff) | |
Merge branch 'release-0.5.1'0.5.1
Diffstat (limited to 'pkg/linux/update-resolv-conf')
| -rwxr-xr-x | pkg/linux/update-resolv-conf | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/pkg/linux/update-resolv-conf b/pkg/linux/update-resolv-conf new file mode 100755 index 00000000..76c69413 --- /dev/null +++ b/pkg/linux/update-resolv-conf @@ -0,0 +1,58 @@ +#!/bin/bash +# +# Parses DHCP options from openvpn to update resolv.conf +# To use set as 'up' and 'down' script in your openvpn *.conf: +# up /etc/leap/update-resolv-conf +# down /etc/leap/update-resolv-conf +# +# Used snippets of resolvconf script by Thomas Hood and Chris Hanson. +# Licensed under the GNU GPL. See /usr/share/common-licenses/GPL. +# +# Example envs set from openvpn: +# +# foreign_option_1='dhcp-option DNS 193.43.27.132' +# foreign_option_2='dhcp-option DNS 193.43.27.133' +# foreign_option_3='dhcp-option DOMAIN be.bnc.ch' +# + +[ -x /sbin/resolvconf ] || exit 0 +[ "$script_type" ] || exit 0 +[ "$dev" ] || exit 0 + +split_into_parts() +{ + part1="$1" + part2="$2" + part3="$3" +} + +case "$script_type" in + up) + NMSRVRS="" + SRCHS="" + for optionvarname in ${!foreign_option_*} ; do + option="${!optionvarname}" + echo "$option" + split_into_parts $option + if [ "$part1" = "dhcp-option" ] ; then + if [ "$part2" = "DNS" ] ; then + NMSRVRS="${NMSRVRS:+$NMSRVRS }$part3" + elif [ "$part2" = "DOMAIN" ] ; then + SRCHS="${SRCHS:+$SRCHS }$part3" + fi + fi + done + R="" + [ "$SRCHS" ] && R="search $SRCHS +" + for NS in $NMSRVRS ; do + R="${R}nameserver $NS +" + done + echo -n "$R" | /sbin/resolvconf -a "${dev}.openvpn" + ;; + down) + /sbin/resolvconf -d "${dev}.openvpn" + ;; +esac + |