Holger Hans Peter Freyther | 60ee4cd | 2011-11-11 21:26:06 +0800 | [diff] [blame] | 1 | #!/bin/sh |
| 2 | ### BEGIN INIT INFO |
| 3 | # Provides: openggsn |
| 4 | # Required-Start: $network $local_fs |
| 5 | # Required-Stop: |
| 6 | # Default-Start: 2 3 4 5 |
| 7 | # Default-Stop: 0 1 6 |
| 8 | # Short-Description: Osmocom GSM network-in-a-box |
| 9 | # Description: A minimal implementation of the GSM Base Station Controller, |
| 10 | # Mobile Switching Center, Home Location regster and all other |
| 11 | # components to run a self-contained GSM network. |
| 12 | ### END INIT INFO |
| 13 | |
| 14 | # Author: Harald Welte <laforge@gnumonks.org> |
| 15 | |
| 16 | # PATH should only include /usr/* if it runs after the mountnfs.sh script |
| 17 | PATH=/sbin:/usr/sbin:/bin:/usr/bin |
| 18 | DESC="OpenGGSN Gateway GPRS Support Node" |
| 19 | NAME=openggsn |
| 20 | DAEMON=/usr/bin/ggsn |
| 21 | DAEMON_ARGS="" # Arguments to run the daemon with |
| 22 | PIDFILE=/var/run/$NAME.pid |
| 23 | SCRIPTNAME=/etc/init.d/$NAME |
| 24 | CONFIG_FILE=/etc/ggsn.conf |
| 25 | |
| 26 | # Exit if the package is not installed |
| 27 | [ -x $DAEMON ] || exit 0 |
| 28 | |
| 29 | # Read configuration variable file if it is present |
| 30 | [ -r /etc/default/$NAME ] && . /etc/default/$NAME |
| 31 | |
| 32 | # Load the VERBOSE setting and other rcS variables |
| 33 | # . /lib/init/vars.sh |
| 34 | |
| 35 | # Define LSB log_* functions. |
| 36 | # Depend on lsb-base (>= 3.0-6) to ensure that this file is present. |
| 37 | # . /lib/lsb/init-functions |
| 38 | |
| 39 | DAEMON_ARGS="$DAEMON_ARGS -c $CONFIG_FILE" |
| 40 | |
| 41 | # |
| 42 | # Function that starts the daemon/service |
| 43 | # |
| 44 | do_start() |
| 45 | { |
| 46 | # Return |
| 47 | # 0 if daemon has been started |
| 48 | # 1 if daemon was already running |
| 49 | # 2 if daemon could not be started |
| 50 | /sbin/modprobe tun |
| 51 | start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \ |
| 52 | || return 1 |
| 53 | |
| 54 | # Check for runtime directory of nonvolatile data |
| 55 | if [ ! -d /var/lib/ggsn ]; then |
| 56 | mkdir /var/lib/ggsn |
| 57 | fi |
| 58 | |
| 59 | # Check for GTP restart counter |
| 60 | if [ ! -f /var/lib/ggsn/gsn_restart ]; then |
| 61 | echo 0 > /var/lib/ggsn/gsn_restart |
| 62 | fi |
| 63 | |
| 64 | start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \ |
| 65 | $DAEMON_ARGS \ |
| 66 | || return 2 |
| 67 | # Add code here, if necessary, that waits for the process to be ready |
| 68 | # to handle requests from services started subsequently which depend |
| 69 | # on this one. As a last resort, sleep for some time. |
| 70 | } |
| 71 | |
| 72 | # |
| 73 | # Function that stops the daemon/service |
| 74 | # |
| 75 | do_stop() |
| 76 | { |
| 77 | # Return |
| 78 | # 0 if daemon has been stopped |
| 79 | # 1 if daemon was already stopped |
| 80 | # 2 if daemon could not be stopped |
| 81 | # other if a failure occurred |
| 82 | start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME |
| 83 | RETVAL="$?" |
| 84 | [ "$RETVAL" = 2 ] && return 2 |
| 85 | # Wait for children to finish too if this is a daemon that forks |
| 86 | # and if the daemon is only ever run from this initscript. |
| 87 | # If the above conditions are not satisfied then add some other code |
| 88 | # that waits for the process to drop all resources that could be |
| 89 | # needed by services started subsequently. A last resort is to |
| 90 | # sleep for some time. |
| 91 | start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON |
| 92 | [ "$?" = 2 ] && return 2 |
| 93 | # Many daemons don't delete their pidfiles when they exit. |
| 94 | rm -f $PIDFILE |
| 95 | return "$RETVAL" |
| 96 | } |
| 97 | |
| 98 | # |
| 99 | # Function that sends a SIGHUP to the daemon/service |
| 100 | # |
| 101 | do_reload() { |
| 102 | # |
| 103 | # If the daemon can reload its configuration without |
| 104 | # restarting (for example, when it is sent a SIGHUP), |
| 105 | # then implement that here. |
| 106 | # |
| 107 | start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME |
| 108 | return 0 |
| 109 | } |
| 110 | |
| 111 | case "$1" in |
| 112 | start) |
| 113 | #[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC " "$NAME" |
| 114 | do_start |
| 115 | #case "$?" in |
| 116 | # 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; |
| 117 | # 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; |
| 118 | # esac |
| 119 | ;; |
| 120 | stop) |
| 121 | #[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME" |
| 122 | do_stop |
| 123 | #case "$?" in |
| 124 | # 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; |
| 125 | # 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; |
| 126 | #esac |
| 127 | ;; |
| 128 | status) |
| 129 | status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $? |
| 130 | ;; |
| 131 | #reload|force-reload) |
| 132 | # |
| 133 | # If do_reload() is not implemented then leave this commented out |
| 134 | # and leave 'force-reload' as an alias for 'restart'. |
| 135 | # |
| 136 | #log_daemon_msg "Reloading $DESC" "$NAME" |
| 137 | #do_reload |
| 138 | #log_end_msg $? |
| 139 | #;; |
| 140 | restart|force-reload) |
| 141 | # |
| 142 | # If the "reload" option is implemented then remove the |
| 143 | # 'force-reload' alias |
| 144 | # |
| 145 | #log_daemon_msg "Restarting $DESC" "$NAME" |
| 146 | do_stop |
| 147 | case "$?" in |
| 148 | 0|1) |
| 149 | do_start |
| 150 | #case "$?" in |
| 151 | # 0) log_end_msg 0 ;; |
| 152 | # 1) log_end_msg 1 ;; # Old process is still running |
| 153 | # *) log_end_msg 1 ;; # Failed to start |
| 154 | #esac |
| 155 | ;; |
| 156 | *) |
| 157 | # Failed to stop |
| 158 | #log_end_msg 1 |
| 159 | ;; |
| 160 | esac |
| 161 | ;; |
| 162 | *) |
| 163 | #echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2 |
| 164 | echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2 |
| 165 | exit 3 |
| 166 | ;; |
| 167 | esac |
| 168 | |
| 169 | : |