#!/usr//bin/env bash

script_name="$(basename $(realpath $0))"
working_dir="$(dirname $(realpath $0))"

conf_file="${working_dir}/conf/${script_name%%.*}.conf"

LOCK_DIR="/tmp/$(basename $0).$$.LOCK"
log_file="${LOCK_DIR}/${script_name%%.*}.log"

backup_date="$(date +%Y-%m-%d-%H%M)"
declare -a CERTS_NEED_RENEWAL_ARR=()

# ----------
# Base Function(s)
# ----------

clean_up() {

   # Perform program exit housekeeping
   rm -rf "$LOCK_DIR"
   exit $1
}

echononl(){
	echo X\\c > /tmp/shprompt$$
	if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
		echo -e -n "   $*\\c" 1>&2
	else
		echo -e -n "   $*" 1>&2
	fi
	rm /tmp/shprompt$$
}
echo_done() {
   echo -e "\033[53G [ \033[32mdone\033[m ]"
}
echo_error() {
   echo -e "\033[53G [ \033[1;31mfail\033[m ]"
}

echo_ok() {
   echo -e "\033[50G -> [ \033[32mok\033[m ]"
}

echo_renew(){
   echo -e "\033[50G -> [ \033[1;31mneeds renewal\033[m ]"
}

echo_response(){
   echo -e "\033[50G -> $*"
}

blank_line() {
   echo ""
}

# ----------
# - Jobhandling 
# ----------

# - Run 'clean_up' for signals SIGHUP SIGINT SIGTERM
# -
trap clean_up SIGHUP SIGINT SIGTERM

# - Create lock directory '$LOCK_DIR"
#
mkdir "$LOCK_DIR"



if [[ -f "/var/lib/dehydrated/domains.txt" ]] ; then

   blank_line

	while read _CHECK_HOST _rest ; do

		echononl "Host: $_CHECK_HOST"

		RESPONSE="$(curl -s -XPOST -d fqdn=$_CHECK_HOST https://checkhost.unboundtest.com/checkhost)"

		if $(echo "$RESPONSE" | grep -q "is OK") ; then
			echo_ok
		elif $(echo "$RESPONSE" | grep -q "needs renewal") ; then
			echo_renew
         CERTS_NEED_RENEWAL_ARR+=("$_CHECK_HOST")
		else
			echo_response $RESPONSE
			blank_line
		fi

	done < "/var/lib/dehydrated/domains.txt"
   blank_line

fi


if [[ ${#CERTS_NEED_RENEWAL_ARR[@]} -gt 0 ]]; then

   for _HOST in "${CERTS_NEED_RENEWAL_ARR[@]}" ; do
      if [[ -d "/var/lib/dehydrated/certs/$_HOST" ]]; then
         echononl "Remove certs for '$_HOST'.."
         mv "/var/lib/dehydrated/certs/$_HOST" "/var/lib/dehydrated/certs/${_HOST}.BAK.$(date +%Y-%m-%d-%H%M)"
         echo_done
      fi
   done

   blank_line
   echononl "Trigger script 'dehydrated_cron.sh'.."
   /var/lib/dehydrated/cron/dehydrated_cron.sh > /dev/null 2>&1
   if [[ $? -eq 0 ]] ; then
      echo_done
   else
      echo_error
   fi

   blank_line

fi

clean_up 0