52 lines
1.7 KiB
Bash
Executable File
52 lines
1.7 KiB
Bash
Executable File
#!/bin/sh /etc/rc.common
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# write wwan-iface-watchdog.sh script
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function write_script() {
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[ -d /root/scripts ] || mkdir -p /root/scripts
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if [ ! -e /root/scripts/wwan-iface-watchdog.sh ]; then
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echo '#!/bin/sh' > /root/scripts/wwan-iface-watchdog.sh
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echo '' >> /root/scripts/wwan-iface-watchdog.sh
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echo 'while true; do' >> /root/scripts/wwan-iface-watchdog.sh
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echo ' tries=0' >> /root/scripts/wwan-iface-watchdog.sh
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echo ' while [[ $tries -lt 5 ]]; do' >> /root/scripts/wwan-iface-watchdog.sh
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echo ' /bin/ping -q -c 1 8.8.8.8 && sleep 5 && continue 2' >> /root/scripts/wwan-iface-watchdog.sh
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echo ' tries=$((tries+1))' >> /root/scripts/wwan-iface-watchdog.sh
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echo ' done' >> /root/scripts/wwan-iface-watchdog.sh
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echo ' logger "Interface disconnected, restarting wwan..."' >> /root/scripts/wwan-iface-watchdog.sh
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echo ' /sbin/ifup wwan' >> /root/scripts/wwan-iface-watchdog.sh
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echo ' sleep 60' >> /root/scripts/wwan-iface-watchdog.sh
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echo 'done' >> /root/scripts/wwan-iface-watchdog.sh
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chmod +x /root/scripts/wwan-iface-watchdog.sh
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fi
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}
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START=99
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PIDDIR=/var/pids
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PIDFILE=/var/pids/wwan-iface-watchdog
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# init functions
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start() {
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logger "Starting wwan iface watchdog"
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write_script
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[ -d $PIDDIR ] || mkdir -p $PIDDIR
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[ -f $PIDFILE ] && exit 1
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/root/scripts/wwan-iface-watchdog.sh > /dev/null 2>&1 &
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echo $! > $PIDFILE
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}
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stop() {
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logger "Stopping wwan iface watchdog"
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kill `cat $PIDFILE`
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rm $PIDFILE
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}
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restart() {
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logger "Restarting wwan iface watchdog"
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kill `cat $PIDFILE`
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rm $PIDFILE
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write_script
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/root/scripts/wwan-iface-watchdog.sh > /dev/null 2>&1 &
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echo $! > $PIDFILE
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}
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