Pushover Notification
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#!/bin/bash # Default config vars CURL="$(which curl)" PUSHOVER_URL="https://api.pushover.net/1/messages.json" TOKEN="<yourtoken>" # May be set in pushover.conf or given on command line USER="<youruser>" # May be set in pushover.conf or given on command line # Load user config CONFIG_FILE="${XDG_CONFIG_HOME-${HOME}/.config}/pushover.conf" if [ -e "${CONFIG_FILE}" ]; then . "${CONFIG_FILE}" fi # Functions used elsewhere in this script usage() { echo "${0} <options> <message>" echo " -c <callback>" echo " -d <device>" echo " -D <timestamp>" echo " -e <expire>" echo " -p <priority>" echo " -r <retry>" echo " -t <title>" echo " -T <TOKEN> (required if not in config file)" echo " -s <sound>" echo " -u <url>" echo " -U <USER> (required if not in config file)" echo " -a <url_title>" exit 1 } opt_field() { field=$1 shift value="${*}" if [ ! -z "${value}" ]; then echo "-F \"${field}=${value}\"" fi } validate_user_token() { field="${1}" value="${2}" opt="${3}" ret=1 if [ -z "${value}" ]; then echo "${field} is unset or empty: Did you create ${CONFIG_FILE} or specify ${opt} on the command line?" >&2 elif ! echo "${value}" | egrep -q '[A-Za-z0-9]{30}'; then echo "Value of ${field}, \"${value}\", does not match expected format. Should be 30 characters of A-Z, a-z and 0-9." >&2; else ret=0 fi return ${ret} } # Default values for options device="" priority="" title="" # Option parsing optstring="c:d:D:e:p:r:t:T:s:u:U:a:h" while getopts ${optstring} c; do case ${c} in c) callback="${OPTARG}" ;; d) device="${OPTARG}" ;; D) timestamp="${OPTARG}" ;; e) expire="${OPTARG}" ;; p) priority="${OPTARG}" ;; r) retry="${OPTARG}" ;; t) title="${OPTARG}" ;; T) TOKEN="${OPTARG}" ;; s) sound="${OPTARG}" ;; u) url="${OPTARG}" ;; U) USER="${OPTARG}" ;; a) url_title="${OPTARG}" ;; [h\?]) usage ;; esac done shift $((OPTIND-1)) # Is there anything left? if [ "$#" -lt 1 ]; then usage fi message="$*" # Check for required config variables if [ ! -x "${CURL}" ]; then echo "CURL is unset, empty, or does not point to curl executable. This script requires curl!" >&2 exit 1 fi validate_user_token "TOKEN" "${TOKEN}" "-T" || exit $? validate_user_token "USER" "${USER}" "-U" || exit $? curl_cmd="\"${CURL}\" -s \ -F \"token=${TOKEN}\" \ -F \"user=${USER}\" \ -F \"message=${message}\" \ $(opt_field callback "${callback}") \ $(opt_field device "${device}") \ $(opt_field timestamp "${timestamp}") \ $(opt_field priority "${priority}") \ $(opt_field retry "${retry}") \ $(opt_field expire "${expire}") \ $(opt_field title "${title}") \ $(opt_field sound "${sound}") \ $(opt_field url "${url}") \ $(opt_field url_title "${url_title}") \ \"${PUSHOVER_URL}\" 2>&1 >/dev/null || echo \"$0: Failed to send message\" >&2" eval "${curl_cmd}" |
Systeminformationen auslesen
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# collect system infos MEMUSED=`free -m | grep buffers/cache | awk '{print $3}'` LOADAVG=`cat /proc/loadavg | awk '{print $3}'` WLANSIGNAL=`/sbin/iwconfig wlan0 | /bin/sed -n "s/.*Signal level=\(-[0-9]*\).*/\1/p"` UPTIME=`awk '{print $1}' /proc/uptime` # collect temperature infos TEMP_INSIDE_WORK=`cat /sys/bus/w1/devices/28-0000038e4773/w1_slave` TEMP_OUTSIDE_WORK=`cat /sys/bus/w1/devices/28-0000038c0d60/w1_slave` # clear temperature if sensor not responding [[ ${TEMP_INSIDE_WORK} == *YES* ]] && TEMP_INSIDE=$(echo ${TEMP_INSIDE_WORK} | /bin/sed -n "s/.*t=\([0-9]*\).*/\1/p" | awk '{print $0/1000}') || TEMP_INSIDE='' [[ ${TEMP_OUTSIDE_WORK} == *YES* ]] && TEMP_OUTSIDE=$(echo ${TEMP_OUTSIDE_WORK} | /bin/sed -n "s/.*t=\([0-9]*\).*/\1/p" | awk '{print $0/1000}') || TEMP_OUTSIDE='' |
Motion Overlay Text ändern
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# update webcam text with current temperature [[ ${TEMP_OUTSIDE} != "" ]] && wget --delete-after "http://localhost:8080/1/config/set?text_left=Temperatur: ${TEMP_OUTSIDE} C\nEarlyBirdCam1, Oberwil i.S." [[ ${TEMP_INSIDE} != "" ]] && wget --delete-after "http://localhost:8080/2/config/set?text_left=Temperatur: ${TEMP_INSIDE} C\nEarlyBirdCam2, Oberwil i.S." |
Record Audio
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# list sound cards pi@squirrelpi ~ $ cat /proc/asound/card pi@squirrelpi ~ $ arecord -l # set volume of usb webcam mic to 75% pi@squirrelpi ~ $ amixer -c 1 set Mic 75% # record 30sec audio of usb webcam mic pi@squirrelpi ~ $ arecord -f S16_LE -r 24000 -D hw:1,0 -d 30 -t raw | lame -r -h -s 24.00 -m m -b 64 --highpass 1 - /tmp/audio_20130603_1230.mp3 |
Init Script: mjpg-streamer
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#!/bin/sh # /etc/init.d/$DAEMON.sh # v0.2 phillips321.co.uk ### BEGIN INIT INFO # Provides: $DAEMON.sh # Required-Start: $network # Required-Stop: $network # Default-Start: 2 3 4 5 # Default-Stop: 0 1 6 # Short-Description: mjpg_streamer for webcam # Description: Streams /dev/video0 to http://IP/?action=stream ### END INIT INFO f_message(){ echo "[+] $1" } DAEMON="mjpg_streamer_video0" # Carry out specific functions when asked to by the system case "$1" in start) f_message "Starting $DAEMON" /home/pi/mjpg-streamer/$DAEMON -b -i "/home/pi/mjpg-streamer/input_uvc.so -d /dev/video0 -r VGA -f 10 -n" -o "/home/pi/mjpg-streamer/output_http.so -p 8081 -w /home/pi/mjpg-streamer/www" sleep 2 f_message "$DAEMON started" ;; stop) f_message "Stopping $DAEMON..." killall $DAEMON f_message "$DAEMON stopped" ;; restart) f_message "Restarting daemon: $DAEMON" killall $DAEMON /home/pi/mjpg-streamer/$DAEMON -b -i "/home/pi/mjpg-streamer/input_uvc.so -d /dev/video0 -r VGA -f 10 -n" -o "/home/pi/mjpg-streamer/output_http.so -p 8081 -w /home/pi/mjpg-streamer/www" sleep 2 f_message "Restarted daemon: $DAEMON" ;; status) pid=`ps aux | grep $DAEMON | grep -v "grep" | grep -v "$DAEMON.sh" | awk '{print $2}'` if [ -n "$pid" ]; then f_message "${DAEMON} is running with pid ${pid}" f_message "${DAEMON} was started with the following command line" cat /proc/${pid}/cmdline ; echo "" else f_message "Could not find $DAEMON running" fi ;; *) f_message "Usage: $0 {start|stop|status|restart}" exit 1 ;; esac exit 0 |
Pause/Resume Motion detection
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wget --delete-after "http://localhost:8080/2/detection/pause" > /dev/null wget --delete-after "http://localhost:8080/2/detection/start" > /dev/null |
Steuerung: Servo-Motor
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#!/bin/bash SERVO=2 # servo number POS1=78 # position 1 POS2=228 # position 2 DELAY=0.1 # delay between steps POSFILE=position # file with current position # check if file exists if [ ! -f $POSFILE ]; then echo "$POSFILE not found!" exit 1 fi # read current servo position POSITION=$(cat $POSFILE) if [ "$POSITION" = "$POS1" ]; then echo "- moving to $POS2 -" for (( i=$POSITION; i<=$POS2; i++ )) do echo "$SERVO=$i to servoblaster" echo $i > position sleep $DELAY done else echo "- moving to $POS1 -" for (( i=$POSITION; i>=$POS1; i-- )) do echo "$SERVO=$i to servoblaster" echo $i > position sleep $DELAY done fi |
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