service-disable

   1 #!/bin/sh
   2
   3 # Abort immediately if any command exists with a non-zero code.
   4 set -e
   5
   6 # Do we need 'sudo'?
   7 sudo=
   8 if [ "$( id -u )" != 0 ]; then
   9   sudo='sudo'
  10 fi
  11
  12 # Parse command-line options.
  13 while getopts 'h' option; do
  14   case "$option" in
  15     h)
  16       cat <<-HELP
  17 Usage:
  18   $( basename "$0" ) [...OPTIONS] [...service]
  19
  20 Options:
  21   -h       Print script usage and exit.
  22
  23 Arguments:
  24   service  The service name, e.g., 'apache2', 'mysql', etc.
  25 HELP
  26       exit 1
  27       ;;
  28   esac
  29 done
  30
  31 # Drop parsed options from script input.
  32 shift $((OPTIND-1))
  33
  34 # Ensure we can manage services and System-V init scripts.
  35 if ! which service 1>/dev/null 2>&1 || ! which update-rc.d 1>/dev/null 2>&1; then
  36   echo '[WARN] You need to be running a Debian-based system with System-V support.' 1>&2
  37   echo '[WARN] Aborting before any real damage is done.' 1>&2
  38   exit 1
  39 fi
  40
  41 for service in "$@"; do
  42   # Stop the service, if it's running.
  43   echo -n "[STOP]    '$service'... "
  44   $sudo service "$service" stop 1>/dev/null 2>&1 || :
  45   echo 'OK'
  46
  47   # If the legacy System-V style init script is used, purge it from the system.
  48   # The file remains in /etc/init.d/, but not in any of /etc/rcN.d/ so the service won't start on boot.
  49   echo -n "[DISABLE] '$service' rc.d initscript... "
  50   $sudo update-rc.d -f "$service" remove 1>/dev/null
  51   echo 'OK'
  52
  53   # If Upstart is used, use an override to set the service job in 'manual' mode.
  54   # See http://upstart.ubuntu.com/cookbook/#manual
  55   if [ -f "/etc/init/${service}.conf" ]; then
  56     echo -n "[DISABLE] '$service' Upstart script... "
  57     if ! grep 'manual' "/etc/init/${service}.override" 1>/dev/null 2>&1; then
  58       echo 'manual' | $sudo tee -a "/etc/init/${service}.override" 1>/dev/null
  59     fi
  60     echo 'OK'
  61   fi
  62 done