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c9731e8b MW |
1 | #! /bin/sh |
2 | ### BEGIN INIT INFO | |
3 | # Provides: fw | |
4 | # Required-Start: $local_fs $remote_fs | |
5 | # Required-Stop: $local_fs $remote_fs | |
6 | # Default-Start: 2 3 4 5 | |
7 | # Default-Stop: 0 1 6 | |
8 | # Short-Description: Start port forwarding server | |
9 | # Description: This file should be used to construct scripts to be | |
10 | # placed in /etc/init.d. | |
11 | ### END INIT INFO | |
12 | ||
13 | # Author: Mark Wooding <mdw@distorted.org.uk> | |
14 | ||
15 | # Do NOT "set -e" | |
16 | ||
17 | # PATH should only include /usr/* if it runs after the mountnfs.sh script | |
18 | PATH=/sbin:/usr/sbin:/bin:/usr/bin | |
19 | DESC="port forwarding daemon" | |
20 | NAME=fw | |
21 | DAEMON=/usr/bin/fw | |
22 | PIDFILE=/var/run/$NAME.pid | |
23 | SCRIPTNAME=/etc/init.d/$NAME | |
24 | FWUSER=fw FWGROUP=fw | |
25 | DAEMON_ARGS="--syslog" | |
26 | CONFIG=/etc/fw.conf | |
27 | ||
28 | # Exit if the package is not installed | |
29 | [ -x "$DAEMON" ] || exit 0 | |
30 | ||
31 | # Read configuration variable file if it is present | |
32 | [ -r /etc/default/$NAME ] && . /etc/default/$NAME | |
33 | ||
34 | # Exit if no configuration file | |
35 | [ -r "$CONFIG" ] || exit 0 | |
36 | ||
37 | # Load the VERBOSE setting and other rcS variables | |
38 | . /lib/init/vars.sh | |
39 | ||
40 | # Define LSB log_* functions. | |
41 | # Depend on lsb-base (>= 3.0-6) to ensure that this file is present. | |
42 | . /lib/lsb/init-functions | |
43 | ||
44 | # | |
45 | # Function that starts the daemon/service | |
46 | # | |
47 | do_start() | |
48 | { | |
49 | # Return | |
50 | # 0 if daemon has been started | |
51 | # 1 if daemon was already running | |
52 | # 2 if daemon could not be started | |
53 | start-stop-daemon --start --quiet --pidfile $PIDFILE \ | |
54 | --exec $DAEMON --test > /dev/null \ | |
55 | || return 1 | |
56 | start-stop-daemon --start --quiet --pidfile $PIDFILE \ | |
57 | --exec $DAEMON -- \ | |
58 | --pidfile="$PIDFILE" \ | |
59 | --daemon \ | |
60 | $DAEMON_ARGS \ | |
61 | --setuid="$FWUSER" --setgid="$FWGROUP" \ | |
62 | --file="$CONFIG" \ | |
63 | || return 2 | |
64 | } | |
65 | ||
66 | # | |
67 | # Function that stops the daemon/service | |
68 | # | |
69 | do_stop() | |
70 | { | |
71 | # Return | |
72 | # 0 if daemon has been stopped | |
73 | # 1 if daemon was already stopped | |
74 | # 2 if daemon could not be stopped | |
75 | # other if a failure occurred | |
76 | start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 \ | |
77 | --pidfile "$PIDFILE" --name $NAME | |
78 | RETVAL="$?" | |
79 | [ "$RETVAL" = 2 ] && return 2 | |
80 | rm -f "$PIDFILE" | |
81 | return "$RETVAL" | |
82 | } | |
83 | ||
84 | # | |
85 | # Function that sends a SIGHUP to the daemon/service | |
86 | # | |
87 | do_reload() { | |
88 | # | |
89 | # If the daemon can reload its configuration without | |
90 | # restarting (for example, when it is sent a SIGHUP), | |
91 | # then implement that here. | |
92 | # | |
93 | start-stop-daemon --stop --signal 1 --quiet --pidfile "$PIDFILE" \ | |
94 | --name $NAME | |
95 | return 0 | |
96 | } | |
97 | ||
98 | case "$1" in | |
99 | start) | |
100 | [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME" | |
101 | do_start | |
102 | case "$?" in | |
103 | 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; | |
104 | 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; | |
105 | esac | |
106 | ;; | |
107 | stop) | |
108 | [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME" | |
109 | do_stop | |
110 | case "$?" in | |
111 | 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; | |
112 | 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; | |
113 | esac | |
114 | ;; | |
115 | reload|force-reload) | |
116 | log_daemon_msg "Reloading $DESC" "$NAME" | |
117 | do_reload | |
118 | log_end_msg $? | |
119 | ;; | |
120 | restart) | |
121 | log_daemon_msg "Restarting $DESC" "$NAME" | |
122 | do_stop | |
123 | case "$?" in | |
124 | 0|1) | |
125 | do_start | |
126 | case "$?" in | |
127 | 0) log_end_msg 0 ;; | |
128 | 1) log_end_msg 1 ;; # Old process is still running | |
129 | *) log_end_msg 1 ;; # Failed to start | |
130 | esac | |
131 | ;; | |
132 | *) | |
133 | # Failed to stop | |
134 | log_end_msg 1 | |
135 | ;; | |
136 | esac | |
137 | ;; | |
138 | *) | |
139 | echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2 | |
140 | exit 3 | |
141 | ;; | |
142 | esac | |
143 | ||
144 | : |