#! /bin/bash

if [ ! -f /adei/cfg/apache.conf ]; then
    cp -a /opt/configs/apache* /adei/cfg
fi

sed -i'' -re '/Listen/ { /(80|443)/!d }' /etc/apache2/listen.conf
if [ -n "$ADEI_PORTS" ]; then
    for port in $ADEI_PORTS; do
	[ $port -eq 80 ] && continue
	[ $port -eq 443 ] && continue
	
	echo "Listen $port" >> /etc/apache2/listen.conf
    done
fi

if [ -n "$APACHE_SERVERS" -a "$APACHE_SERVERS" -ne 0 ]; then
    if [ $APACHE_SERVERS -eq 1 ]; then
        start=1
        limit=1
        min_spare=1
        max_spare=1
    elif [ $APACHE_SERVERS -lt 10 ]; then
        start=$(($APACHE_SERVERS / 2))
        limit=$APACHE_SERVERS
        min_spare=$start
        max_spare=$limit
    else
        start=0
        limit=$APACHE_SERVERS
        min_spare=0
        max_spare=0
    fi
    [ $start -eq 0 ] || sed -i'' -re "s/StartServers(.*)/StartServers $start/" /etc/apache2/server-tuning.conf
    [ $limit -eq 0 ] || sed -i'' -re "s/MaxClients(.*)/MaxClients $limit/" /etc/apache2/server-tuning.conf
    [ $min_spare -eq 0 ] || sed -i'' -re "s/MinSpareServers(.*)/MinSpareServers $min_spare/" /etc/apache2/server-tuning.conf
    [ $max_spare -eq 0 ] || sed -i'' -re "s/MaxSpareServers(.*)/MaxSpareServers $max_spare/" /etc/apache2/server-tuning.conf
fi

/usr/sbin/apache2ctl start -D FOREGROUND