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#!/bin/bash
NAME="lora-packet-forwarder"
ENABLED="yes"
START_STOP_DAEMON="/usr/sbin/start-stop-daemon"
[ -f /etc/default/$NAME ] && source /etc/default/$NAME
run_dir=/var/run/lora
pkt_fwd=/opt/lora/lora_pkt_fwd
pkt_fwd_pidfile=$run_dir/lora-pkt-fwd-1.pid
log_file=/var/log/lora-pkt-fwd.log
cfg_file=/opt/lora/global_conf.json
do_start() {
echo "Starting $NAME: "
eui=$(mts-io-sysfs show lora/eui)
# Remove colons
clean_eui="${eui//:/}"
echo "Setting gateway_id in $cfg_file to $clean_eui"
sed -i "s/\"gateway_ID\": \".*\"/\"gateway_ID\": \"$clean_eui\"/" $cfg_file
mkdir -p $run_dir
# start packet forwarder
$START_STOP_DAEMON --start --background --make-pidfile \
--pidfile $pkt_fwd_pidfile --startas /bin/bash --chdir "/opt/lora/" \
-- -c "exec $pkt_fwd > $log_file 2>&1"
renice -n -20 -p $(pgrep $(basename $pkt_fwd))
echo "OK"
}
do_stop() {
echo -n "Stopping $NAME: "
$START_STOP_DAEMON --stop --quiet --oknodo --pidfile $pkt_fwd_pidfile --retry 5
rm -f $pkt_fwd_pidfile
echo "OK"
}
if [ "$ENABLED" != "yes" ]; then
echo "$NAME: disabled in /etc/default/$NAME"
exit
fi
case "$1" in
"start")
do_start
;;
"stop")
do_stop
;;
"restart")
## Stop the service and regardless of whether it was
## running or not, start it again.
do_stop
do_start
;;
*)
## If no parameters are given, print which are avaiable.
echo "Usage: $0 {start|stop|restart}"
exit 1
;;
esac
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