Watchdog-ping

B I U S link image code list	Show page   Syntax
[<<- RemoteQTH-server|RemoteQTH-server] How to configure the relay on RapsberryPI gpio output for interrupt (reset) any (modem) devices due to failed PINGs. Create bash scripts, open{{vim /etc/init.d/watchdog-ping}} and paste (with edited WAIT, IP and RELAY settings) {{ #!/bin/sh # BEGIN INIT INFO # Provides: watchdog-ping # Required-Start: $network $remote_fs $syslog # Required-Stop: $network $remote_fs $syslog # Default-Start: 2 3 4 5 # Default-Stop: # Short-Description: Start watchdog ping # END INIT INFO WAIT="60" # sec delay between ping test IP="192.168.11.197" # testing IP or URL RELAY="6" # number relay (1-8) while true; do while ping -qc 1 $IP >/dev/null do sleep $WAIT done sleep $WAIT echo "1" > /home/pi/remoteqth/cfg/gpio$RELAY sleep 1 echo "0" > /home/pi/remoteqth/cfg/gpio$RELAY done exit 0 }} set {{chmod 774 /etc/init.d/watchdog-ping}} You have two startup options # run script directly in terminal {{/etc/init.d/watchdog-ping}} # or set as damon - will be run automatically after reboot{{update-rc.d watchdog-ping defaults}} Have fun!