debian/init.d.ex
changeset 2 c7cd77e9e42a
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1:05240b778be1 2:c7cd77e9e42a
       
     1 #!/bin/sh
       
     2 ### BEGIN INIT INFO
       
     3 # Provides:          mydump
       
     4 # Required-Start:    $network $local_fs
       
     5 # Required-Stop:
       
     6 # Default-Start:     2 3 4 5
       
     7 # Default-Stop:      0 1 6
       
     8 # Short-Description: <Enter a short description of the software>
       
     9 # Description:       <Enter a long description of the software>
       
    10 #                    <...>
       
    11 #                    <...>
       
    12 ### END INIT INFO
       
    13 
       
    14 # Author: Heiko Schlittermann <hs@schlittermann.de>
       
    15 
       
    16 # PATH should only include /usr/* if it runs after the mountnfs.sh script
       
    17 PATH=/sbin:/usr/sbin:/bin:/usr/bin
       
    18 DESC=mydump             # Introduce a short description here
       
    19 NAME=mydump             # Introduce the short server's name here
       
    20 DAEMON=/usr/sbin/mydump # Introduce the server's location here
       
    21 DAEMON_ARGS=""             # Arguments to run the daemon with
       
    22 PIDFILE=/var/run/$NAME.pid
       
    23 SCRIPTNAME=/etc/init.d/$NAME
       
    24 
       
    25 # Exit if the package is not installed
       
    26 [ -x $DAEMON ] || exit 0
       
    27 
       
    28 # Read configuration variable file if it is present
       
    29 [ -r /etc/default/$NAME ] && . /etc/default/$NAME
       
    30 
       
    31 # Load the VERBOSE setting and other rcS variables
       
    32 . /lib/init/vars.sh
       
    33 
       
    34 # Define LSB log_* functions.
       
    35 # Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
       
    36 . /lib/lsb/init-functions
       
    37 
       
    38 #
       
    39 # Function that starts the daemon/service
       
    40 #
       
    41 do_start()
       
    42 {
       
    43 	# Return
       
    44 	#   0 if daemon has been started
       
    45 	#   1 if daemon was already running
       
    46 	#   2 if daemon could not be started
       
    47 	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \
       
    48 		|| return 1
       
    49 	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \
       
    50 		$DAEMON_ARGS \
       
    51 		|| return 2
       
    52 	# Add code here, if necessary, that waits for the process to be ready
       
    53 	# to handle requests from services started subsequently which depend
       
    54 	# on this one.  As a last resort, sleep for some time.
       
    55 }
       
    56 
       
    57 #
       
    58 # Function that stops the daemon/service
       
    59 #
       
    60 do_stop()
       
    61 {
       
    62 	# Return
       
    63 	#   0 if daemon has been stopped
       
    64 	#   1 if daemon was already stopped
       
    65 	#   2 if daemon could not be stopped
       
    66 	#   other if a failure occurred
       
    67 	start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME
       
    68 	RETVAL="$?"
       
    69 	[ "$RETVAL" = 2 ] && return 2
       
    70 	# Wait for children to finish too if this is a daemon that forks
       
    71 	# and if the daemon is only ever run from this initscript.
       
    72 	# If the above conditions are not satisfied then add some other code
       
    73 	# that waits for the process to drop all resources that could be
       
    74 	# needed by services started subsequently.  A last resort is to
       
    75 	# sleep for some time.
       
    76 	start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON
       
    77 	[ "$?" = 2 ] && return 2
       
    78 	# Many daemons don't delete their pidfiles when they exit.
       
    79 	rm -f $PIDFILE
       
    80 	return "$RETVAL"
       
    81 }
       
    82 
       
    83 #
       
    84 # Function that sends a SIGHUP to the daemon/service
       
    85 #
       
    86 do_reload() {
       
    87 	#
       
    88 	# If the daemon can reload its configuration without
       
    89 	# restarting (for example, when it is sent a SIGHUP),
       
    90 	# then implement that here.
       
    91 	#
       
    92 	start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME
       
    93 	return 0
       
    94 }
       
    95 
       
    96 case "$1" in
       
    97   start)
       
    98     [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC " "$NAME"
       
    99     do_start
       
   100     case "$?" in
       
   101 		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
       
   102 		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
       
   103 	esac
       
   104   ;;
       
   105   stop)
       
   106 	[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
       
   107 	do_stop
       
   108 	case "$?" in
       
   109 		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
       
   110 		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
       
   111 	esac
       
   112 	;;
       
   113   status)
       
   114        status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
       
   115        ;;
       
   116   #reload|force-reload)
       
   117 	#
       
   118 	# If do_reload() is not implemented then leave this commented out
       
   119 	# and leave 'force-reload' as an alias for 'restart'.
       
   120 	#
       
   121 	#log_daemon_msg "Reloading $DESC" "$NAME"
       
   122 	#do_reload
       
   123 	#log_end_msg $?
       
   124 	#;;
       
   125   restart|force-reload)
       
   126 	#
       
   127 	# If the "reload" option is implemented then remove the
       
   128 	# 'force-reload' alias
       
   129 	#
       
   130 	log_daemon_msg "Restarting $DESC" "$NAME"
       
   131 	do_stop
       
   132 	case "$?" in
       
   133 	  0|1)
       
   134 		do_start
       
   135 		case "$?" in
       
   136 			0) log_end_msg 0 ;;
       
   137 			1) log_end_msg 1 ;; # Old process is still running
       
   138 			*) log_end_msg 1 ;; # Failed to start
       
   139 		esac
       
   140 		;;
       
   141 	  *)
       
   142 	  	# Failed to stop
       
   143 		log_end_msg 1
       
   144 		;;
       
   145 	esac
       
   146 	;;
       
   147   *)
       
   148 	#echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
       
   149 	echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
       
   150 	exit 3
       
   151 	;;
       
   152 esac
       
   153 
       
   154 :