modules/tm351_modules/files/etc/init.d/refine

   1 #!/bin/sh -e
   2 # upstart-job
   3 #
   4 # Symlink target for initscripts that have been converted to Upstart.
   5
   6 set -e
   7
   8 INITSCRIPT="$(basename "$0")"
   9 JOB="${INITSCRIPT%.sh}"
  10
  11 if [ "$JOB" = "upstart-job" ]; then
  12     if [ -z "$1" ]; then
  13         echo "Usage: upstart-job JOB COMMAND" 1>&2
  14         exit 1
  15     fi
  16
  17     JOB="$1"
  18     INITSCRIPT="$1"
  19     shift
  20 else
  21     if [ -z "$1" ]; then
  22         echo "Usage: $0 COMMAND" 1>&2
  23         exit 1
  24     fi
  25 fi
  26
  27 COMMAND="$1"
  28 shift
  29
  30
  31 if [ -z "$DPKG_MAINTSCRIPT_PACKAGE" ]; then
  32         ECHO=echo
  33 else
  34         ECHO=:
  35 fi
  36
  37 $ECHO "Rather than invoking init scripts through /etc/init.d, use the service(8)"
  38 $ECHO "utility, e.g. service $INITSCRIPT $COMMAND"
  39
  40 # Only check if jobs are disabled if the currently _running_ version of
  41 # Upstart (which may be older than the latest _installed_ version)
  42 # supports such a query.
  43 #
  44 # This check is necessary to handle the scenario when upgrading from a
  45 # release without the 'show-config' command (introduced in
  46 # Upstart for Ubuntu version 0.9.7) since without this check, all
  47 # installed packages with associated Upstart jobs would be considered
  48 # disabled.
  49 #
  50 # Once Upstart can maintain state on re-exec, this change can be
  51 # dropped (since the currently running version of Upstart will always
  52 # match the latest installed version).
  53
  54 UPSTART_VERSION_RUNNING=$(initctl version|awk '{print $3}'|tr -d ')')
  55
  56 if dpkg --compare-versions "$UPSTART_VERSION_RUNNING" ge 0.9.7
  57 then
  58     initctl show-config -e "$JOB"|grep -q '^  start on' || DISABLED=1
  59 fi
  60
  61 case $COMMAND in
  62 status)
  63     $ECHO
  64     $ECHO "Since the script you are attempting to invoke has been converted to an"
  65     $ECHO "Upstart job, you may also use the $COMMAND(8) utility, e.g. $COMMAND $JOB"
  66     $COMMAND "$JOB"
  67     ;;
  68 start|stop)
  69     $ECHO
  70     $ECHO "Since the script you are attempting to invoke has been converted to an"
  71     $ECHO "Upstart job, you may also use the $COMMAND(8) utility, e.g. $COMMAND $JOB"
  72     if status "$JOB" 2>/dev/null | grep -q ' start/'; then
  73         RUNNING=1
  74     fi
  75     if [ -z "$RUNNING" ] && [ "$COMMAND" = "stop" ]; then
  76         exit 0
  77     elif [ -n "$RUNNING" ] && [ "$COMMAND" = "start" ]; then
  78         exit 0
  79     elif [ -n "$DISABLED" ] && [ "$COMMAND" = "start" ]; then
  80         exit 0
  81     fi
  82     $COMMAND "$JOB"
  83     ;;
  84 restart)
  85     $ECHO
  86     $ECHO "Since the script you are attempting to invoke has been converted to an"
  87     $ECHO "Upstart job, you may also use the stop(8) and then start(8) utilities,"
  88     $ECHO "e.g. stop $JOB ; start $JOB. The restart(8) utility is also available."
  89     if status "$JOB" 2>/dev/null | grep -q ' start/'; then
  90         RUNNING=1
  91     fi
  92     if [ -n "$RUNNING" ] ; then
  93         stop "$JOB"
  94     fi
  95     # If the job is disabled and is not currently running, the job is
  96     # not restarted. However, if the job is disabled but has been forced into the
  97     # running state, we *do* stop and restart it since this is expected behaviour
  98     # for the admin who forced the start.
  99     if [ -n "$DISABLED" ] && [ -z "$RUNNING" ]; then
 100         exit 0
 101     fi
 102     start "$JOB"
 103     ;;
 104 reload|force-reload)
 105     $ECHO
 106     $ECHO "Since the script you are attempting to invoke has been converted to an"
 107     $ECHO "Upstart job, you may also use the reload(8) utility, e.g. reload $JOB"
 108     reload "$JOB"
 109     ;;
 110 *)
 111     $ECHO
 112     $ECHO "The script you are attempting to invoke has been converted to an Upstart" 1>&2
 113     $ECHO "job, but $COMMAND is not supported for Upstart jobs." 1>&2
 114     exit 1
 115 esac