| 1 | #! /bin/sh |
| 2 | ### BEGIN INIT INFO |
| 3 | # Provides: udpkey |
| 4 | # Required-Start: $remote_fs $syslog |
| 5 | # Required-Stop: $remote_fs $syslog |
| 6 | # Default-Start: 2 3 4 5 |
| 7 | # Default-Stop: 0 1 6 |
| 8 | # Short-Description: Provide boot keys to remote systems |
| 9 | ### END INIT INFO |
| 10 | |
| 11 | # Author: Mark Wooding <mdw@distorted.org.uk> |
| 12 | |
| 13 | # PATH should only include /usr/* if it runs after the mountnfs.sh script |
| 14 | PATH=/sbin:/usr/sbin:/bin:/usr/bin |
| 15 | DESC="Boot key daemon" |
| 16 | NAME=udpkey |
| 17 | DAEMON=/usr/bin/$NAME |
| 18 | PORT=59274 |
| 19 | PIDFILE=/var/run/$NAME.pid |
| 20 | USER=udpkey |
| 21 | DAEMON_ARGS="-ld -k/etc/udpkey/keyring -p$PIDFILE" |
| 22 | SCRIPTNAME=/etc/init.d/$NAME |
| 23 | UDPKEY_DAEMON=no |
| 24 | |
| 25 | # Exit if the package is not installed |
| 26 | [ -x "$DAEMON" ] || exit 0 |
| 27 | |
| 28 | # Read configuration variable file if it is present |
| 29 | [ -r /etc/default/$NAME ] && . /etc/default/$NAME |
| 30 | case $UDPKEY_DAEMON in yes) ;; *) exit 0 ;; esac |
| 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 (>= 3.2-14) to ensure that this file is present |
| 37 | # and status_of_proc is working. |
| 38 | . /lib/lsb/init-functions |
| 39 | |
| 40 | # |
| 41 | # Function that starts the daemon/service |
| 42 | # |
| 43 | do_start() |
| 44 | { |
| 45 | # Return |
| 46 | # 0 if daemon has been started |
| 47 | # 1 if daemon was already running |
| 48 | # 2 if daemon could not be started |
| 49 | start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \ |
| 50 | || return 1 |
| 51 | touch $PIDFILE; chown $USER $PIDFILE |
| 52 | start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --chuid $USER -- \ |
| 53 | $DAEMON_ARGS $PORT \ |
| 54 | || return 2 |
| 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 | case "$1" in |
| 84 | start) |
| 85 | [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME" |
| 86 | do_start |
| 87 | case "$?" in |
| 88 | 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; |
| 89 | 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; |
| 90 | esac |
| 91 | ;; |
| 92 | stop) |
| 93 | [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME" |
| 94 | do_stop |
| 95 | case "$?" in |
| 96 | 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; |
| 97 | 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; |
| 98 | esac |
| 99 | ;; |
| 100 | status) |
| 101 | status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $? |
| 102 | ;; |
| 103 | restart|force-reload) |
| 104 | log_daemon_msg "Restarting $DESC" "$NAME" |
| 105 | do_stop |
| 106 | case "$?" in |
| 107 | 0|1) |
| 108 | do_start |
| 109 | case "$?" in |
| 110 | 0) log_end_msg 0 ;; |
| 111 | 1) log_end_msg 1 ;; # Old process is still running |
| 112 | *) log_end_msg 1 ;; # Failed to start |
| 113 | esac |
| 114 | ;; |
| 115 | *) |
| 116 | # Failed to stop |
| 117 | log_end_msg 1 |
| 118 | ;; |
| 119 | esac |
| 120 | ;; |
| 121 | *) |
| 122 | echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2 |
| 123 | exit 3 |
| 124 | ;; |
| 125 | esac |
| 126 | |
| 127 | : |