| 1 | #! /bin/sh |
| 2 | ### BEGIN INIT INFO |
| 3 | # Provides: fwd |
| 4 | # Required-Start: $local_fs $remote_fs |
| 5 | # Required-Stop: $local_fs $remote_fs |
| 6 | # Default-Start: 2 3 4 5 |
| 7 | # Default-Stop: 0 1 6 |
| 8 | # Short-Description: Start port forwarding server |
| 9 | # Description: This file should be used to construct scripts to be |
| 10 | # placed in /etc/init.d. |
| 11 | ### END INIT INFO |
| 12 | |
| 13 | # Author: Mark Wooding <mdw@distorted.org.uk> |
| 14 | |
| 15 | # Do NOT "set -e" |
| 16 | |
| 17 | # PATH should only include /usr/* if it runs after the mountnfs.sh script |
| 18 | PATH=/sbin:/usr/sbin:/bin:/usr/bin |
| 19 | DESC="port forwarding daemon" |
| 20 | NAME=fwd |
| 21 | DAEMON=/usr/bin/fwd |
| 22 | PIDFILE=/var/run/$NAME.pid |
| 23 | SCRIPTNAME=/etc/init.d/$NAME |
| 24 | FWUSER=fwd FWGROUP=fwd |
| 25 | DAEMON_ARGS="--syslog" |
| 26 | CONFIG=/etc/fwd.conf |
| 27 | OLDCONFIG=/etc/fw.conf |
| 28 | |
| 29 | # Exit if the package is not installed |
| 30 | [ -x "$DAEMON" ] || exit 0 |
| 31 | |
| 32 | # Read configuration variable file if it is present |
| 33 | [ -r /etc/default/$NAME ] && . /etc/default/$NAME |
| 34 | |
| 35 | # Exit if no configuration file |
| 36 | if [ -r "$CONFIG" ] && [ -r "$OLDCONFIG" ]; then |
| 37 | log_warning_message \ |
| 38 | "Using old config file /etc/fw.conf. Please rename it to /etc/fwd.conf." |
| 39 | CONFIG=$OLDCONFIG |
| 40 | fi |
| 41 | [ -r "$CONFIG" ] || exit 0 |
| 42 | |
| 43 | # Load the VERBOSE setting and other rcS variables |
| 44 | . /lib/init/vars.sh |
| 45 | |
| 46 | # Define LSB log_* functions. |
| 47 | # Depend on lsb-base (>= 3.0-6) to ensure that this file is present. |
| 48 | . /lib/lsb/init-functions |
| 49 | |
| 50 | # |
| 51 | # Function that starts the daemon/service |
| 52 | # |
| 53 | do_start() |
| 54 | { |
| 55 | # Return |
| 56 | # 0 if daemon has been started |
| 57 | # 1 if daemon was already running |
| 58 | # 2 if daemon could not be started |
| 59 | start-stop-daemon --start --quiet --pidfile $PIDFILE \ |
| 60 | --exec $DAEMON --test > /dev/null \ |
| 61 | || return 1 |
| 62 | start-stop-daemon --start --quiet --pidfile $PIDFILE \ |
| 63 | --exec $DAEMON -- \ |
| 64 | --pidfile="$PIDFILE" \ |
| 65 | --daemon \ |
| 66 | $DAEMON_ARGS \ |
| 67 | --setuid="$FWUSER" --setgid="$FWGROUP" \ |
| 68 | --file="$CONFIG" \ |
| 69 | || return 2 |
| 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 \ |
| 83 | --pidfile "$PIDFILE" --name $NAME |
| 84 | RETVAL="$?" |
| 85 | [ "$RETVAL" = 2 ] && return 2 |
| 86 | rm -f "$PIDFILE" |
| 87 | return "$RETVAL" |
| 88 | } |
| 89 | |
| 90 | # |
| 91 | # Function that sends a SIGHUP to the daemon/service |
| 92 | # |
| 93 | do_reload() { |
| 94 | # |
| 95 | # If the daemon can reload its configuration without |
| 96 | # restarting (for example, when it is sent a SIGHUP), |
| 97 | # then implement that here. |
| 98 | # |
| 99 | start-stop-daemon --stop --signal 1 --quiet --pidfile "$PIDFILE" \ |
| 100 | --name $NAME |
| 101 | return 0 |
| 102 | } |
| 103 | |
| 104 | case "$1" in |
| 105 | start) |
| 106 | [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME" |
| 107 | do_start |
| 108 | case "$?" in |
| 109 | 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; |
| 110 | 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; |
| 111 | esac |
| 112 | ;; |
| 113 | stop) |
| 114 | [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME" |
| 115 | do_stop |
| 116 | case "$?" in |
| 117 | 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; |
| 118 | 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; |
| 119 | esac |
| 120 | ;; |
| 121 | reload|force-reload) |
| 122 | log_daemon_msg "Reloading $DESC" "$NAME" |
| 123 | do_reload |
| 124 | log_end_msg $? |
| 125 | ;; |
| 126 | restart) |
| 127 | log_daemon_msg "Restarting $DESC" "$NAME" |
| 128 | do_stop |
| 129 | case "$?" in |
| 130 | 0|1) |
| 131 | do_start |
| 132 | case "$?" in |
| 133 | 0) log_end_msg 0 ;; |
| 134 | 1) log_end_msg 1 ;; # Old process is still running |
| 135 | *) log_end_msg 1 ;; # Failed to start |
| 136 | esac |
| 137 | ;; |
| 138 | *) |
| 139 | # Failed to stop |
| 140 | log_end_msg 1 |
| 141 | ;; |
| 142 | esac |
| 143 | ;; |
| 144 | *) |
| 145 | echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2 |
| 146 | exit 3 |
| 147 | ;; |
| 148 | esac |
| 149 | |
| 150 | : |