2015-07-27 00:35:07 +00:00
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#!/bin/bash
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# Run this from crontab periodically to start up
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# Dire Wolf automatically.
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2017-04-02 20:56:36 +00:00
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2017-04-22 15:24:14 +00:00
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# See User Guide for more discussion.
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# For release 1.4 it is section 5.7 "Automatic Start Up After Reboot"
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# but it could change in the future as more information is added.
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# Versioning (this file, not direwolf version)
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2017-04-02 20:56:36 +00:00
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#-----------
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2019-03-03 20:44:46 +00:00
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# v1.5 - KI6ZHD - Update to auto-detect binary paths and updated GUI start
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2017-04-22 15:24:14 +00:00
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# v1.3 - KI6ZHD - added variable support for direwolf binary location
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2017-04-02 20:56:36 +00:00
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# v1.2 - KI6ZHD - support different versions of VNC
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# v1.1 - KI6ZHD - expanded version to support running on text-only displays with
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# auto support; log placement change
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# v1.0 - WB2OSZ - original version for Xwindow displays only
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#How are you running Direwolf : within a GUI (Xwindows / VNC) or CLI mode
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2015-07-27 00:35:07 +00:00
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#
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2017-04-02 20:56:36 +00:00
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# AUTO mode is design to try starting direwolf with GUI support and then
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# if no GUI environment is available, it reverts to CLI support with screen
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2015-07-27 00:35:07 +00:00
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#
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2017-04-02 20:56:36 +00:00
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# GUI mode is suited for users with the machine running LXDE/Gnome/KDE or VNC
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# which auto-logs on (sitting at a login prompt won't work)
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2015-07-27 00:35:07 +00:00
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#
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2017-04-02 20:56:36 +00:00
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# CLI mode is suited for say a Raspberry Pi running the Jessie LITE version
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# where it will run from the CLI w/o requiring Xwindows - uses screen
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2015-11-10 02:31:38 +00:00
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2017-04-02 20:56:36 +00:00
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RUNMODE=AUTO
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2017-04-22 15:24:14 +00:00
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# Location of the direwolf binary. Depends on $PATH as shown.
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# change this if you want to use some other specific location.
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# e.g. DIREWOLF="/usr/local/bin/direwolf"
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DIREWOLF="direwolf"
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2017-04-02 20:56:36 +00:00
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#Direwolf start up command :: two examples where example one is enabled
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#
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# 1. For normal operation as TNC, digipeater, IGate, etc.
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# Print audio statistics each 100 seconds for troubleshooting.
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# Change this command to however you wish to start Direwolf
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2017-04-22 15:24:14 +00:00
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DWCMD="$DIREWOLF -a 100"
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2017-04-02 20:56:36 +00:00
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#---------------------------------------------------------------
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2015-11-10 02:31:38 +00:00
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#
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2017-04-02 20:56:36 +00:00
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# 2. Alternative for running with SDR receiver.
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# Piping one application into another makes it a little more complicated.
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2017-04-22 15:24:14 +00:00
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# We need to use bash for the | to be recognized.
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2017-04-02 20:56:36 +00:00
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#DWCMD="bash -c 'rtl_fm -f 144.39M - | direwolf -c sdr.conf -r 24000 -D 1 -'"
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#Where will logs go - needs to be writable by non-root users
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LOGFILE=/var/tmp/dw-start.log
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#-------------------------------------
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# Main functions of the script
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#-------------------------------------
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#Status variables
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SUCCESS=0
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function CLI {
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SCREEN=`which screen`
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if [ $? -ne 0 ]; then
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echo -e "Error: screen is not installed but is required for CLI mode. Aborting"
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exit 1
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fi
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echo "Direwolf in CLI mode start up"
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echo "Direwolf in CLI mode start up" >> $LOGFILE
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# Screen commands
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# -d m :: starts the command in detached mode
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# -S :: name the session
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2017-04-22 15:24:14 +00:00
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$SCREEN -d -m -S direwolf $DWCMD >> $LOGFILE
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2017-04-02 20:56:36 +00:00
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SUCCESS=1
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2017-04-22 15:24:14 +00:00
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$SCREEN -list direwolf
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$SCREEN -list direwolf >> $LOGFILE
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2017-04-02 20:56:36 +00:00
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echo "-----------------------"
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echo "-----------------------" >> $LOGFILE
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}
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function GUI {
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# In this case
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# In my case, the Raspberry Pi is not connected to a monitor.
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# I access it remotely using VNC as described here:
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# http://learn.adafruit.com/adafruit-raspberry-pi-lesson-7-remote-control-with-vnc
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#
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# If VNC server is running, use its display number.
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# Otherwise default to :0 (the Xwindows on the HDMI display)
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#
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export DISPLAY=":0"
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#Reviewing for RealVNC sessions (stock in Raspbian Pixel)
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if [ -n "`ps -ef | grep vncserver-x11-serviced | grep -v grep`" ]; then
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sleep 0.1
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echo -e "\nRealVNC found - defaults to connecting to the :0 root window"
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elif [ -n "`ps -ef | grep Xtightvnc | grep -v grep`" ]; then
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#Reviewing for TightVNC sessions
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echo -e "\nTightVNC found - defaults to connecting to the :1 root window"
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v=`ps -ef | grep Xtightvnc | grep -v grep`
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d=`echo "$v" | sed 's/.*tightvnc *\(:[0-9]\).*/\1/'`
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export DISPLAY="$d"
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fi
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echo "Direwolf in GUI mode start up"
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echo "Direwolf in GUI mode start up" >> $LOGFILE
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echo "DISPLAY=$DISPLAY"
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echo "DISPLAY=$DISPLAY" >> $LOGFILE
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#
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# Auto adjust the startup for your particular environment: gnome-terminal, xterm, etc.
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#
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if [ -x /usr/bin/lxterminal ]; then
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/usr/bin/lxterminal -t "Dire Wolf" -e "$DWCMD" &
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SUCCESS=1
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elif [ -x /usr/bin/xterm ]; then
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/usr/bin/xterm -bg white -fg black -e "$DWCMD" &
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SUCCESS=1
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elif [ -x /usr/bin/x-terminal-emulator ]; then
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/usr/bin/x-terminal-emulator -e "$DWCMD" &
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SUCCESS=1
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else
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echo "Did not find an X terminal emulator. Reverting to CLI mode"
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SUCCESS=0
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fi
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echo "-----------------------"
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echo "-----------------------" >> $LOGFILE
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}
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# -----------------------------------------------------------
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# Main Script start
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# -----------------------------------------------------------
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2015-11-10 02:31:38 +00:00
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# When running from cron, we have a very minimal environment
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# including PATH=/usr/bin:/bin.
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#
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export PATH=/usr/local/bin:$PATH
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2017-04-02 20:56:36 +00:00
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#Log the start of the script run and re-run
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date >> $LOGFILE
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2015-07-27 00:35:07 +00:00
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# First wait a little while in case we just rebooted
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# and the desktop hasn't started up yet.
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#
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sleep 30
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2017-04-02 20:56:36 +00:00
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2015-07-27 00:35:07 +00:00
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#
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2017-04-02 20:56:36 +00:00
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# Nothing to do if Direwolf is already running.
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2015-07-27 00:35:07 +00:00
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#
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2017-04-02 20:56:36 +00:00
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a=`ps ax | grep direwolf | grep -vi -e bash -e screen -e grep | awk '{print $1}'`
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if [ -n "$a" ]
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2015-07-27 00:35:07 +00:00
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then
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#date >> /tmp/dw-start.log
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2017-04-02 20:56:36 +00:00
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#echo "Direwolf already running." >> $LOGFILE
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2015-07-27 00:35:07 +00:00
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exit
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fi
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2017-04-02 20:56:36 +00:00
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# Main execution of the script
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if [ $RUNMODE == "AUTO" ];then
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GUI
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if [ $SUCCESS -eq 0 ]; then
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CLI
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fi
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elif [ $RUNMODE == "GUI" ];then
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GUI
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elif [ $RUNMODE == "CLI" ];then
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CLI
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else
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echo -e "ERROR: illegal run mode given. Giving up"
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exit 1
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2015-07-27 00:35:07 +00:00
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fi
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