init

#!/bin/bash -e

# Set timezone
: ${TZ?"Need to set TZ, see http://php.net/manual/en/timezones.php for supported timezones."}
sed -i "s#;date.timezone =#date.timezone = $TZ#g" /etc/php/7.0/apache2/php.ini

# Search for config files, if they don't exist, copy the default ones
if [ ! -f /config/zm.conf ]; then
	echo "Copying zm.conf"
	cp /etc/zm/zm.conf /config/zm.conf
else
	echo "File zm.conf already exists"
fi

# Move ssmtp configuration if it doesn't exist
if [ ! -d /config/ssmtp ]; then
	echo "Moving ssmtp to config folder"
	cp -p -R /etc/ssmtp/ /config/
else
	echo "Using existing ssmtp configuration"
fi

# Move mysql database if it doesn't exit
if [ ! -d /config/mysql/mysql ]; then
        echo "Initializing database"
        service mysql start
        mysql -uroot < /usr/share/zoneminder/db/zm_create.sql
        mysql -uroot -e "grant all on zm.* to 'zmuser'@localhost identified by 'zmpass';"
        service mysql stop
	echo "Moving mysql to config folder"
	rm -rf /config/mysql
	cp -p -R /var/lib/mysql /config/
else
	echo "Using existing mysql database"
fi

# Move skins folder if it doesn't exist
if [ ! -d /config/skins ]; then
	echo "Moving skins folder to config folder"
	mkdir /config/skins
	cp -R -p /usr/share/zoneminder/www/skins /config/
else
	echo "Using existing skins directory"
fi

# Create Control folder if it doesn't exist and copy files into image
if [ ! -d /config/control ]; then
	echo "Creating control folder in config folder"
	mkdir /config/control
else
	if [ -f /config/control/* ]; then
		echo "Copy /config/control scripts to /usr/share/perl5/ZoneMinder/Control"
		chmod 644 /config/control/*
		cp /config/control/* /usr/share/perl5/ZoneMinder/Control 2>/dev/null
	fi
fi

echo "Creating symbolink links"
# ssmtp
rm -r /etc/ssmtp
ln -s /config/ssmtp /etc/ssmtp

# mysql
rm -r /var/lib/mysql
ln -s /config/mysql /var/lib/mysql

# zm.conf
rm -r /etc/zm/zm.conf
ln -sf /config/zm.conf /etc/zm/

# skins
rm -r /usr/share/zoneminder/www/skins
ln -s /config/skins /usr/share/zoneminder/www/skins

# Change some ownership and permissions
chown -R mysql:mysql /config/mysql
chown -R mysql:mysql /var/lib/mysql
chmod 666 /config/zm.conf
chmod 777 /config/control

# Create event folder
if [ ! -d /var/cache/zoneminder/events ]; then
	echo "Create events folder"
	mkdir /var/cache/zoneminder/events
else
	echo "Using existing data directory for events"
fi

# Create images folder
if [ ! -d /var/cache/zoneminder/images ]; then
	echo "Create images folder"
	mkdir /var/cache/zoneminder/images
else
	echo "Using existing data directory for images"
fi

# Create temp folder
if [ ! -d /var/cache/zoneminder/temp ]; then
	echo "Create temp folder"
	mkdir /var/cache/zoneminder/temp
else
	echo "Using existing data directory for temp"
fi

# Check the ownership on the /var/cache/zoneminder directory
if [ `stat -c '%U:%G' /var/cache/zoneminder` != 'root:www-data' ]; then
	echo "Correcting /var/cache/zoneminder ownership..."
	chown -R root:www-data /var/cache/zoneminder
fi

# Check the permissions on the /var/cache/zoneminder directory
if [ `stat -c '%a' /var/cache/zoneminder/events/` != '777' ]; then
	echo "Correcting /var/cache/zoneminder permissions..."
	chmod -R go+rw /var/cache/zoneminder
fi

# Fix memory issue
echo "Setting shared memory to : $SHMEM of `awk '/MemTotal/ {print $2}' /proc/meminfo` bytes"
umount /dev/shm
mount -t tmpfs -o rw,nosuid,nodev,noexec,relatime,size=${SHMEM} tmpfs /dev/shm

echo "Starting services"
service mysql start

# Update the database if necessary
zmupdate.pl -nointeractive
zmupdate.pl -f

service zoneminder start
service apache2 start
tail -f /var/log/apache2/access.log