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#!/bin/sh
#
# /etc/rc.d/rc.ferm
#
# To make ferm automatically apply rules at boot, make this
# file executable: chmod 755 /etc/rc.d/rc.ferm
CONFIG_FILE=/etc/ferm.conf
RUN_FILE=/var/run/ferm.run
FERM=/usr/sbin/ferm
set -eE
log_err()
{
>&2 echo "$1"
}
check_cfg()
{
if [ ! -e "$CONFIG_FILE" ]
then
log_err "required config file $CONFIG_FILE missing!"
return 1
fi
}
service_start()
{
if [ ! -e "$RUN_FILE" ]
then
"$FERM" "$CONFIG_FILE"
else
log_err "ferm rules seem to have been already been applied ($RUN_FILE present). Aborting"
return 1
fi
}
service_stop()
{
if [ -e "$RUN_FILE" ]
then
"$FERM" -F "$CONFIG_FILE"
else
log_err "Could not find $RUN_FILE to assess if ferm was service_started. Aborting"
return 1
fi
}
case "$1" in
'start')
if service_start
then
touch "$RUN_FILE"
else
log_err "Error starting service"
exit 1
fi
;;
'stop')
if service_stop
then
rm -f "$RUN_FILE"
else
log_err "Error stopping service"
exit 1
fi
;;
'restart')
service_stop && service_start
;;
*)
echo "Usage: $0 {start|stop|restart}"
;;
esac
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