doc/initscripts/rc.lighttpd

   1 #! /bin/sh
   2 # Copyright (c) 1995-2002 SuSE Linux AG, Nuernberg, Germany.
   3 # All rights reserved.
   4 #
   5 # Author: Kurt Garloff <feedback@suse.de>
   6 #
   7 # /etc/init.d/FOO
   8 #
   9 #   and symbolic its link
  10 #
  11 # /(usr/)sbin/rcFOO
  12 #
  13 # LSB compliant service control script; see http://www.linuxbase.org/spec/
  14 #
  15 # System startup script for some example service or daemon FOO (template)
  16 #
  17 ### BEGIN INIT INFO
  18 # Provides: FOO
  19 # Required-Start: $remote_fs $syslog
  20 # Required-Stop:  $remote_fs $syslog
  21 # Default-Start:  3 5
  22 # Default-Stop:   0 1 2 6
  23 # Description:    Start FOO to allow XY and provide YZ
  24 #       continued on second line by '#<TAB>'
  25 ### END INIT INFO
  26 #
  27 # Note on Required-Start: It does specify the init script ordering,
  28 # not real dependencies. Depencies have to be handled by admin
  29 # resp. the configuration tools (s)he uses.
  30
  31 # Source SuSE config (if still necessary, most info has been moved)
  32 test -r /etc/rc.config && . /etc/rc.config
  33
  34 # Check for missing binaries (stale symlinks should not happen)
  35 LIGHTTPD_BIN=/usr/sbin/lighttpd
  36 test -x $LIGHTTPD_BIN || exit 5
  37
  38 # Check for existence of needed config file and read it
  39 LIGHTTPD_CONFIG=/etc/sysconfig/lighttpd
  40 test -r $LIGHTTPD_CONFIG || exit 6
  41 . $LIGHTTPD_CONFIG
  42
  43 # Shell functions sourced from /etc/rc.status:
  44 #      rc_check         check and set local and overall rc status
  45 #      rc_status        check and set local and overall rc status
  46 #      rc_status -v     ditto but be verbose in local rc status
  47 #      rc_status -v -r  ditto and clear the local rc status
  48 #      rc_failed        set local and overall rc status to failed
  49 #      rc_failed <num>  set local and overall rc status to <num><num>
  50 #      rc_reset         clear local rc status (overall remains)
  51 #      rc_exit          exit appropriate to overall rc status
  52 #      rc_active        checks whether a service is activated by symlinks
  53 . /etc/rc.status
  54
  55 # First reset status of this service
  56 rc_reset
  57
  58 # Return values acc. to LSB for all commands but status:
  59 # 0 - success
  60 # 1 - generic or unspecified error
  61 # 2 - invalid or excess argument(s)
  62 # 3 - unimplemented feature (e.g. "reload")
  63 # 4 - insufficient privilege
  64 # 5 - program is not installed
  65 # 6 - program is not configured
  66 # 7 - program is not running
  67 #
  68 # Note that starting an already running service, stopping
  69 # or restarting a not-running service as well as the restart
  70 # with force-reload (in case signalling is not supported) are
  71 # considered a success.
  72
  73 case "$1" in
  74     start)
  75         echo -n "Starting lighttpd"
  76         ## Start daemon with startproc(8). If this fails
  77         ## the echo return value is set appropriate.
  78
  79         # NOTE: startproc returns 0, even if service is
  80         # already running to match LSB spec.
  81         startproc $LIGHTTPD_BIN -f $LIGHTTPD_CONF_PATH
  82
  83         # Remember status and be verbose
  84         rc_status -v
  85         ;;
  86     stop)
  87         echo -n "Shutting down lighttpd"
  88         ## Stop daemon with killproc(8) and if this fails
  89         ## set echo the echo return value.
  90
  91         killproc -TERM $LIGHTTPD_BIN
  92
  93         # Remember status and be verbose
  94         rc_status -v
  95         ;;
  96     try-restart)
  97         ## Stop the service and if this succeeds (i.e. the
  98         ## service was running before), start it again.
  99         ## Note: try-restart is not (yet) part of LSB (as of 0.7.5)
 100         $0 status >/dev/null &&  $0 restart
 101
 102         # Remember status and be quiet
 103         rc_status
 104         ;;
 105     restart)
 106         ## Stop the service and regardless of whether it was
 107         ## running or not, start it again.
 108         $0 stop
 109         $0 start
 110
 111         # Remember status and be quiet
 112         rc_status
 113         ;;
 114     force-reload|reload)
 115         ## Like force-reload, but if daemon does not support
 116         ## signalling, do nothing (!)
 117
 118         # If it supports signalling:
 119         echo -n "Reload service LIGHTTPD"
 120         killproc -INT $LIGHTTPD_BIN
 121         $0 start
 122         touch /var/run/lighttpd.pid
 123         rc_status -v
 124
 125         ## Otherwise if it does not support reload:
 126         #rc_failed 3
 127         #rc_status -v
 128         ;;
 129     status)
 130         echo -n "Checking for service LIGHTTPD: "
 131         ## Check status with checkproc(8), if process is running
 132         ## checkproc will return with exit status 0.
 133
 134         # Return value is slightly different for the status command:
 135         # 0 - service running
 136         # 1 - service dead, but /var/run/  pid  file exists
 137         # 2 - service dead, but /var/lock/ lock file exists
 138         # 3 - service not running
 139
 140         # NOTE: checkproc returns LSB compliant status values.
 141         checkproc $LIGHTTPD_BIN
 142         rc_status -v
 143         ;;
 144     probe)
 145         ## Optional: Probe for the necessity of a reload,
 146         ## print out the argument which is required for a reload.
 147
 148         test /etc/lighttpd/lighttpd.conf -nt /var/run/lighttpd.pid && echo reload
 149         ;;
 150     *)
 151         echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe}"
 152         exit 1
 153         ;;
 154 esac
 155 rc_exit