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#!/bin/bash
NAME="lora-network-server"
LOCK="/var/lock/$NAME"
ENABLED="yes"
START_STOP_DAEMON="/usr/sbin/start-stop-daemon"
[ -f /etc/default/$NAME ] && source /etc/default/$NAME
run_dir=/var/run/lora
conf_dir=/var/config/lora
conf_file=/opt/lora/lora-network-server.conf
net_server=/opt/lora/lora-network-server
net_server_log=/var/log/lora-network-server.log
net_server_pidfile=$run_dir/$NAME.pid
pkt_fwd=/opt/lora/lora_pkt_fwd
pkt_fwd_pidfile=$run_dir/lora-pkt-fwd-1.pid
do_start() {
if ! [ -f $conf_file ]; then
echo "$0: $conf_file missing"
exit 1
fi
echo -n "Starting $NAME: "
mkdir -p $run_dir/1
# start network server
$START_STOP_DAEMON --start --background --make-pidfile \
--pidfile $net_server_pidfile --startas /bin/bash \
--chdir "/opt/lora" -- -c "exec $net_server \
-c $conf_file --lora-path $run_dir --db $conf_db \
--noconsole -l $net_server_log >> $net_server_log 2>&1"
sleep 2
# start packet forwarder
$START_STOP_DAEMON --start --background --make-pidfile \
--pidfile $pkt_fwd_pidfile --exec $pkt_fwd --chdir "/opt/lora/"
renice -n -20 -p $(pgrep lora-network-se)
renice -n -20 -p $(pgrep $(basename $pkt_fwd))
echo "OK"
}
do_stop() {
echo -n "Stopping $NAME: "
$START_STOP_DAEMON --stop --quiet --oknodo --pidfile $net_server_pidfile --retry 15
$START_STOP_DAEMON --stop --quiet --oknodo --pidfile $pkt_fwd_pidfile --retry 5
rm -f $net_server_pidfile $pkt_fwd_pidfile
echo "OK"
}
if [ "$ENABLED" != "yes" ]; then
echo "$NAME: disabled in /etc/default"
exit
fi
force_stop() {
do_stop
rm -fr $LOCK
}
function try_lock() {
if mkdir $LOCK; then
trap "rm -fr $LOCK" EXIT
else
echo "Lora Network Server lock not acquired, resource in use"
exit 1
fi
}
case "$1" in
"start")
try_lock
do_start
;;
"stop")
force_stop
;;
"restart")
## Stop the service and regardless of whether it was
## running or not, start it again.
try_lock
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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