mirror of
https://github.com/Ponce/slackbuilds
synced 2024-11-25 10:03:03 +01:00
d6a2fa7783
Signed-off-by: Andrew Clemons <andrew.clemons@gmail.com> Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>
105 lines
2.7 KiB
Bash
105 lines
2.7 KiB
Bash
#!/bin/bash
|
|
|
|
declare -r daemon_name=sshguard
|
|
declare -r daemon_prog=/usr/sbin/sshguard
|
|
|
|
################################################################################
|
|
the_daemon()
|
|
################################################################################
|
|
{
|
|
daemon --name "${daemon_name}" "${@}"
|
|
}
|
|
|
|
################################################################################
|
|
the_damon_start()
|
|
################################################################################
|
|
{
|
|
if ! the_daemon --running; then
|
|
echo "Starting ${daemon_name}: ${daemon_prog}"
|
|
|
|
the_daemon -- ${daemon_prog}
|
|
else
|
|
echo "${daemon_name} seems to be already running."
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
the_damon_stop()
|
|
################################################################################
|
|
{
|
|
if the_daemon --running; then
|
|
echo "Stopping ${daemon_name}."
|
|
|
|
the_daemon --stop
|
|
else
|
|
echo "${daemon_name} does not seem to be running."
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
the_damon_restart()
|
|
################################################################################
|
|
{
|
|
if the_daemon --running; then
|
|
the_damon_stop
|
|
the_daemon_wait_stopped
|
|
the_damon_start
|
|
else
|
|
echo "${daemon_name} does not seem to be running."
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
the_daemon_wait_stopped()
|
|
################################################################################
|
|
{
|
|
# All time values given in a unit of 0.1 second.
|
|
|
|
local -r timeout=50
|
|
local delay=1
|
|
local delay_sum=0
|
|
local -r test_expr=(the_daemon --running)
|
|
|
|
# Poll (with timeout) for the daemon to exit.
|
|
|
|
while "${test_expr[@]}" && [[ ${delay_sum} -lt ${timeout} ]]; do
|
|
sleep $(echo "${delay} / 10.0" | bc -l)
|
|
delay_sum=$((delay_sum + delay))
|
|
|
|
# Double the delay in each iteration to lower the CPU use.
|
|
|
|
delay=$((delay * 2))
|
|
|
|
# Adjust next's iteration delay prevent waiting longer than _timeout_
|
|
# in case the time already waited and the delay to be waited in
|
|
# the next iteration would be greater than the requested _timeout_.
|
|
|
|
if [[ $((delay_sum + delay)) -gt ${timeout} ]]; then
|
|
delay=$((timeout - delay_sum))
|
|
fi
|
|
done
|
|
|
|
if "${test_expr[@]}"; then
|
|
echo "Timeout waiting for ${daemon_name} to stop."
|
|
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
case "${1}" in
|
|
start)
|
|
the_damon_start
|
|
;;
|
|
|
|
stop)
|
|
the_damon_stop
|
|
;;
|
|
|
|
restart)
|
|
the_damon_restart
|
|
;;
|
|
|
|
*)
|
|
echo "usage: ${0} start|stop|restart"
|
|
;;
|
|
esac
|