uninstall.sh

   1 #!/bin/sh
   2
   3 # https://stackoverflow.com/questions/2990414/echo-that-outputs-to-stderr
   4 errcho(){ >&2 echo "$@"; }
   5
   6 # run as root, obviously
   7 if [ `id -u` != 0 ]; then
   8     errcho "This script needs to be run as root"
   9     exit 1
  10 fi
  11
  12 # revert what was done in setup.sh
  13 userdel 0tdns
  14
  15 # remove our crontab entry marked with '<AUTO_GENERATED_0TDNS_ENTRY>'
  16 # we also remove the 'DO NOT EDIT' header, as in setup.sh
  17 crontab -l 2> /dev/null |
  18     grep -vE '^# DO NOT EDIT THIS FILE|^# \(- installed on .*\)|^# \(Cron version .*\)' |
  19     grep -v '<AUTO_GENERATED_0TDNS_ENTRY>' | crontab
  20
  21 # if told to - also revert what was done in install.sh
  22 if [ "x$1" = "x--delete-files" ]; then
  23     rm -r /var/lib/0tdns/
  24     rm -r /etc/netns/0tdns*
  25     rm /usr/sbin/hourly.py
  26     rm -r /etc/0tdns
  27     rm /usr/lib/python3/dist-packages/ztdns_db_connectivity.py
  28 fi