mirror of https://github.com/wb2osz/direwolf.git
Improved support for cron start, new checks startup method, added STDOUT filtering to avoid chatty cron emails or log
This commit is contained in:
David Ranch
parent
6c9f3fa401
commit
ef00a37d3e
189
dw-start.sh
189
dw-start.sh
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@ -10,14 +10,19 @@
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# Versioning (this file, not direwolf version)
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#-----------
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# v1.6 - KI6ZHD - Update to auto-detect binary paths and updated GUI start
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# v1.3 - KI6ZHD - added variable support for direwolf binary location
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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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# v1.6.1 - KI6ZHD - Improved support for cron start, new checks startup method,
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# added STDOUT filtering to avoid chatty cron emails or logs
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# v1.6 - KI6ZHD - Update to auto-detect binary paths and updated GUI start
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# v1.3 - KI6ZHD - added variable support for direwolf binary location
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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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#-------------------------------------
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# User settable variables
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#-------------------------------------
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#How are you running Direwolf : within a GUI (Xwindows / VNC) or CLI mode
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#
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@ -64,8 +69,16 @@ DWCMD="$DIREWOLF -a 100 -t 0"
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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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#Script STDOUT and logging output control
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# Set this varaible to 0 if you won't want to see all STDOUT
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# logging once you get everything working properly
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VERBOSE=1
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#-------------------------------------
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# Main functions of the script
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@ -89,30 +102,40 @@ function CLI {
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exit 1
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fi
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echo "Direwolf in CLI mode start up. All log output recorded to $LOGFILE"
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echo "Direwolf in CLI mode start up. All log output recorded to $LOGFILE" >> $LOGFILE
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if [ $VERBOSE -eq 1 ]; then
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echo "Direwolf in CLI mode start up. All log output recorded to $LOGFILE"
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echo "Direwolf in CLI mode start up. All log output recorded to $LOGFILE" >> $LOGFILE
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fi
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# Screen commands
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# -d m :: starts the command in detached mode
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# -S :: name the session
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# --
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# Remove the "-d m" if you don't want screen to detach and not show direwolf"
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$SCREEN -d -m -S direwolf $DWCMD >> $LOGFILE
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# Options:
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# 1. Remove the "-d m" parameters if you don't want screen to automatically detach
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# and instead say in the foreground
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# 2. Remove the " >> $LOGFILE" if you rather keep all the Direwolf running output
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# in the screen session vs going to the log file
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#
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$SCREEN -d -m -S direwolf bash -c "echo 'All Direwolf output going to $LOGFILE. Enter control-c to terminate Direwolf'; $DWCMD >> $LOGFILE"
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CHKERR
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SUCCESS=1
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echo " "
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echo " " >> $LOGFILE
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if [ $VERBOSE -eq 1 ]; then
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echo " "
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echo " " >> $LOGFILE
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fi
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$SCREEN -list direwolf
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CHKERR
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$SCREEN -list direwolf >> $LOGFILE
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echo -e "\nYou can re-attach to the Direwolf screen with:"
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echo -e " screen -dr direwolf"
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echo -e "\nYou can re-attach to the Direwolf screen with:" >> $LOGFILE
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echo -e " screen -dr direwolf" >> $LOGFILE
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echo "-----------------------"
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echo "-----------------------" >> $LOGFILE
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if [ $VERBOSE -eq 1 ]; then
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echo -e "\nYou can re-attach to the Direwolf screen with the following command run via user: $USER"
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echo -e " screen -dr direwolf"
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echo -e "\nYou can re-attach to the Direwolf screen with the following command run via user: $USER" >> $LOGFILE
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echo -e " screen -dr direwolf" >> $LOGFILE
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echo -e "\n-----------------------"
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echo -e "\n-----------------------" >> $LOGFILE
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fi
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}
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function GUI {
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@ -125,52 +148,68 @@ function GUI {
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# Otherwise default to :0 (the Xwindows on the HDMI display)
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#
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if [ ! $DISPLAY ]; then
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echo "No Xdisplay set"
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#export DISPLAY=":0"
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if [ $VERBOSE -eq 1 ]; then
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echo "No initial X-windows DISPLAY variable set"
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#export DISPLAY=":0"
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fi
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fi
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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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if [ $VERBOSE -eq 1 ]; then
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echo -e "\nRealVNC found - defaults to connecting to the :0 root window"
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fi
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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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if [ $VERBOSE -eq 1 ]; then
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echo -e "\nTightVNC found - defaults to connecting to the :1 root window"
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fi
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v=`ps -ef | grep Xtightvnc | grep -v grep`
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d=`echo "$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. All log output recorded to $LOGFILE"
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echo "Direwolf in GUI mode start up. All log output recorded to $LOGFILE" >> $LOGFILE
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echo "DISPLAY=$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 [ $(which lxterminal) ]; then
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#echo "DEBUG: lxterminal stanza"
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$(which lxterminal) -l -t "Dire Wolf" -e "$DWCMD" &
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CHKERR
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SUCCESS=1
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elif [ $(which xterm) ]; then
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#echo "DEBUG: xterm stanza"
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$(which xterm) -bg white -fg black -e "$DWCMD" &
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CHKERR
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SUCCESS=1
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elif [ $(which x-terminal-emulator) ]; then
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#echo "DEBUG: x-xterm-emulator stanza"
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$(which x-terminal-emulator) -e "$DWCMD" &
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CHKERR
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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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if [ $VERBOSE -eq 1 ]; then
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echo -e "Direwolf in GUI mode start up. All log output recorded to $LOGFILE"
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echo -e "Direwolf in GUI mode start up. All log output recorded to $LOGFILE" >> $LOGFILE
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echo -e "Xwindows display to be used for all Direwolf output: $DISPLAY\n"
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echo -e "Xwindows display to be used for all Direwolf output: $DISPLAY\n" >> $LOGFILE
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fi
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if [ "$DISPLAY" != "" ]; then
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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 [ $(which lxterminal) ]; then
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#echo "DEBUG: lxterminal stanza"
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$(which lxterminal) -l -t "Dire Wolf" -e "$DWCMD" &
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CHKERR
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SUCCESS=1
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elif [ $(which xterm) ]; then
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#echo "DEBUG: xterm stanza"
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$(which xterm) -bg white -fg black -e "$DWCMD" &
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CHKERR
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SUCCESS=1
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elif [ $(which x-terminal-emulator) ]; then
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#echo "DEBUG: x-xterm-emulator stanza"
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$(which x-terminal-emulator) -e "$DWCMD" &
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CHKERR
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SUCCESS=1
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else
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if [ $VERBOSE -eq 1 ]; then
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echo "Did not find a vaild X terminal program. Reverting to CLI mode"
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echo "Did not find a vaild X terminal program. Reverting to CLI mode" >> $LOGFILE
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fi
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SUCCESS=0
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fi
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else
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if [ $VERBOSE -eq 1 ]; then
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echo -e "\nXwindows DISPLAY variable unable to be set. Reverting to CLI mode"
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echo -e "\nXwindows DISPLAY variable unable to be set. Reverting to CLI mode" >> $LOGFILE
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fi
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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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@ -187,18 +226,28 @@ if [ ! -x $DIREWOLF ]; then
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echo -e "\nError: Direwolf program not found per the DIREWOLF variable in script. Aborting.\n" >> $LOGFILE
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exit 1
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fi
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if [ ! -f direwolf.conf ]; then
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echo -e "\nError: direwolf.conf config file not found in `pwd`. Aborting.\n"
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echo -e "\nError: direwolf.conf config file not found in `pwd`. Aborting.\n" >> $LOGFILE
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exit 1
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fi
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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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echo -e "\ndw-start.sh"
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echo -e "-----------"
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#Log the start of the script run and re-run
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date
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date >> $LOGFILE
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#echo -e "Sleeping for 30 seconds to let any boot/reboot delays conclude"
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echo -e "Sleeping for 30 seconds to let any boot/reboot delays conclude"
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if [ $VERBOSE -eq 1 ]; then
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echo -e "\ndw-start.sh"
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echo -e "\ndw-start.sh" >> $LOGFILE
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echo -e "-----------"
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echo -e "-----------" >> $LOGFILE
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#Log the start of the script run and re-run
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date
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date >> $LOGFILE
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echo -e "Running in verbose mode. Change the VERBOSE variable in the dw-script.sh to not see this and other text output"
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echo -e "Running in verbose mode. Change the VERBOSE variable in the dw-script.sh to not see this and other text output" >> $LOGFILE
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echo -e "Sleeping for 30 seconds to let any boot/reboot delays conclude"
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echo -e "Sleeping for 30 seconds to let any boot/reboot delays conclude" >> $LOGFILE
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fi
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sleep 30
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@ -207,11 +256,15 @@ sleep 30
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#
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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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then
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#date >> /tmp/dw-start.log
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#echo "Direwolf already running." >> $LOGFILE
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exit
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if [ -n "$a" ]; then
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if [ $VERBOSE -eq 1 ]; then
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# Don't send this to STDOUT if running from cron or you'll geta cron email saying that
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# direwolf is already running every minute! Ok to send to the log file if you turn on
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# VERBOSE
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#date >> /tmp/dw-start.log
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echo "Direwolf already running. Not starting a new instance." >> $LOGFILE
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fi
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exit
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fi
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# Main execution of the script
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@ -219,6 +272,10 @@ fi
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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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#if [ $VERBOSE -eq 1 ]; then
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# echo "GUI mode startup failed. Reverting to CLI mode"
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# echo "GUI mode startup failed. Reverting to CLI mode" >> $LOGFILE
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#fi
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CLI
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fi
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elif [ $RUNMODE == "GUI" ];then
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@ -226,7 +283,7 @@ if [ $RUNMODE == "AUTO" ];then
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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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echo -e "ERROR: illegal dw-start run mode configured. Giving up"
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exit 1
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fi
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