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1 | #!/bin/sh | |
2 | ### BEGIN INIT INFO | |
3 | # Provides: mjpg-streamer | |
4 | # Required-Start: $local_fs networking | |
5 | # Required-Stop: | |
6 | # Should-Start: | |
7 | # Should-Stop: | |
8 | # Default-Start: 2 3 4 5 | |
9 | # Default-Stop: 0 1 6 | |
10 | # Short-Description: mjpg-streamer daemon | |
11 | # Description: Starts the mjpg-streamer daemon with the user specified in | |
12 | # /etc/default/mjpg-streamer. | |
13 | ### END INIT INFO | |
14 | ||
15 | # Author: Sami Olmari | |
16 | ||
17 | PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin | |
18 | DESC="mjpg-streamer Daemon" | |
19 | NAME="mjpg-streamer" | |
20 | DAEMON=mjpg-streamer | |
21 | - | DAEMON_HOME=/home/pi/mjpg-streamer # Where mjpg-streamer is installed |
21 | + | |
22 | - | DAEMON_ARGS="-i \"$DAEMON_HOME/input_uvc.so -r SXGA -f 15\" -o \"$DAEMON_HOME/output_http.so\"" |
22 | + | |
23 | SCRIPTNAME=/etc/init.d/$PKGNAME | |
24 | - | UMASK=022 # Change this to 0 if running mjpg-streamer as its own user |
24 | + | |
25 | # Read configuration variable file if it is present | |
26 | [ -r /etc/default/$PKGNAME ] && . /etc/default/$PKGNAME | |
27 | ||
28 | # Exit if the mjpg-streamer is not installed | |
29 | [ -x "$DAEMON_HOME/$DAEMON" ] || exit 0 | |
30 | ||
31 | # Load the VERBOSE setting and other rcS variables | |
32 | [ -f /etc/default/rcS ] && . /etc/default/rcS | |
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 | if [ -z "$RUN_AT_STARTUP" -o "$RUN_AT_STARTUP" != "YES" ] | |
39 | then | |
40 | log_warning_msg "Not starting $PKGNAME, edit /etc/default/$PKGNAME to start it." | |
41 | exit 0 | |
42 | fi | |
43 | ||
44 | if [ -z "$MJPG_STREAMER_USER" ] | |
45 | then | |
46 | log_warning_msg "Not starting $PKGNAME, MJPG_STREAMER_USER not set in /etc/default/$PKGNAME." | |
47 | - | if [ -z "$MJPG-STREAMER_USER" ] |
47 | + | |
48 | fi | |
49 | - | log_warning_msg "Not starting $PKGNAME, MJPG-STREAMER_USER not set in /etc/default/$PKGNAME." |
49 | + | |
50 | # | |
51 | # Function to verify if a pid is alive | |
52 | # | |
53 | is_alive() | |
54 | { | |
55 | pid=`cat $1` > /dev/null 2>&1 | |
56 | kill -0 $pid > /dev/null 2>&1 | |
57 | return $? | |
58 | } | |
59 | ||
60 | # | |
61 | # Function that starts the daemon/service | |
62 | # | |
63 | do_start() | |
64 | { | |
65 | # Return | |
66 | # 0 if daemon has been started | |
67 | # 1 if daemon was already running | |
68 | # 2 if daemon could not be started | |
69 | ||
70 | is_alive $PIDFILE | |
71 | RETVAL="$?" | |
72 | ||
73 | if [ $RETVAL != 0 ]; then | |
74 | start-stop-daemon --start --background --quiet --pidfile $PIDFILE --make-pidfile \ | |
75 | --exec $DAEMON_HOME/$DAEMON --chuid $MJPG_STREAMER_USER --user $MJPG_STREAMER_USER --umask $UMASK -- $DAEMON_ARGS | |
76 | RETVAL="$?" | |
77 | fi | |
78 | - | --exec $DAEMON_HOME/$DAEMON --chuid $MJPG-STREAMER_USER --user $MJPG-STREAMER_USER --umask $UMASK -- $DAEMON_ARGS |
78 | + | |
79 | ||
80 | # | |
81 | # Function that stops the daemon/service | |
82 | # | |
83 | do_stop() | |
84 | { | |
85 | # Return | |
86 | # 0 if daemon has been stopped | |
87 | # 1 if daemon was already stopped | |
88 | # 2 if daemon could not be stopped | |
89 | # other if a failure occurred | |
90 | ||
91 | start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --user $MJPG_STREAMER_USER --pidfile $PIDFILE | |
92 | RETVAL="$?" | |
93 | [ "$RETVAL" = "2" ] && return 2 | |
94 | - | start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --user $MJPG-STREAMER_USER --pidfile $PIDFILE |
94 | + | |
95 | rm -f $PIDFILE | |
96 | ||
97 | [ "$RETVAL" = "0" ] && return 0 || return 1 | |
98 | } | |
99 | ||
100 | case "$1" in | |
101 | start) | |
102 | [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME" | |
103 | do_start | |
104 | case "$?" in | |
105 | 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; | |
106 | 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; | |
107 | esac | |
108 | ;; | |
109 | stop) | |
110 | [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME" | |
111 | do_stop | |
112 | case "$?" in | |
113 | 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; | |
114 | 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; | |
115 | esac | |
116 | ;; | |
117 | restart) | |
118 | log_daemon_msg "Restarting $DESC" "$NAME" | |
119 | do_stop | |
120 | case "$?" in | |
121 | 0|1) | |
122 | do_start | |
123 | case "$?" in | |
124 | 0) log_end_msg 0 ;; | |
125 | 1) log_end_msg 1 ;; # Old process is still running | |
126 | *) log_end_msg 1 ;; # Failed to start | |
127 | esac | |
128 | ;; | |
129 | *) | |
130 | # Failed to stop | |
131 | log_end_msg 1 | |
132 | ;; | |
133 | esac | |
134 | ;; | |
135 | *) | |
136 | echo "Usage: $SCRIPTNAME {start|stop|restart}" >&2 | |
137 | exit 3 | |
138 | ;; | |
139 | esac | |
140 | ||
141 | : |