X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=lan-dyn-dns-update;fp=lan-dyn-dns-update;h=0000000000000000000000000000000000000000;hb=9c77c557e60d21caceeef1e78e35b35ed968fca9;hp=88cdf2d7034e721fcf1cee83bbeb21a4aafd57c5;hpb=d6def754cd241538c61456536b52ee51cbd85b42;p=distro-setup diff --git a/lan-dyn-dns-update b/lan-dyn-dns-update deleted file mode 100644 index 88cdf2d..0000000 --- a/lan-dyn-dns-update +++ /dev/null @@ -1,27 +0,0 @@ -#!/bin/bash - -# usage: I run this script on a timer to correct the dns on wrt for -# clients where dns is updated dynamically by openvpn, in the case that -# openvpn crashes or the computer running openvpn crashes. - -set -eE -o pipefail -trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR - -x="$(readlink -f "$BASH_SOURCE")"; cd ${x%/*} # directory of this file - -while read -r ip host; do - found=false - is_connected="grep -q "^CLIENT_LIST,$host," /run/openvpn-server/status-server.log" - if $is_connected; then continue; fi - if ! grep -q "^CLIENT_LIST,$host," /run/openvpn-server/status-server.log; then - cd $(mktemp -d); dir=$PWD - ssh wrt tar -C /etc -c hosts | tar -x - if grep -qFx "$ip $host" hosts; then continue; fi - # openvpn udpates its status file every 60 seconds by default - if (( $(stat -c%Y hosts) > EPOCHSECONDS + 60 )); then - sleep 60 - if $is_connected; then continue; fi - fi - ssh root@wrt.b8.nz cedit ovpn-$host <<<"$ip $host" || [[ $? == 1 ]] - fi -done