#!/bin/sh

# Ramdisk populator
RAM_DISK_SIZE=1300m
MOUNT_POINT=/home/monstercraft/Ramdisk_reg
SOURCE_DIR=/olddrive/WORLD_BACKUPS/Minecraft_folder_ram

# Does the mount point exist
mkdir -p $MOUNT_POINT;

# Create the tmpfs on mount point
mount -o size=$RAM_DISK_SIZE -t tmpfs tmpfs $MOUNT_POINT

# Copy the source files to the mounted tmpfs
cp -rp $SOURCE_DIR/*   $MOUNT_POINT

#######################################################
# +++++++++++ Now Im going to check MySQL +++++++++++ #
# +++++++ because Server will start without it ++++++ #
# +++++++ and throw 40000MB a second of errors ++++++ #
#######################################################

USER=derpina
PASS=derpaherp

#######################################################
# +++++++++++++++ Important stuff +++++++++++++++++++ #
#######################################################

#Invokes the McMyAdmin startup script in a detached screen.
function StartServer {
    su monstercraft -c 'cd /home/monstercraft/Monstercraft && screen -dmS Mine ./start.sh'
}

# Check if the MySQL server is alive
function CheckServer {
    $CMD -u $USER -p$PASS ping | grep -c 'alive'
}

CMD=/usr/bin/mysqladmin
START="/etc/init.d/mysqld start"
TRIES=10

if [ "$(CheckServer)" != "1" ]; then

    # Try and start MySQL 10 times
    until [ $TRIES -eq 0 ]; do
        # Start MySQL
        $START
		sleep 30

        # $START will return once MySQL has started, or failed to start
        # Did it start?
        if [ '$(CheckServer)' == "1" ]; then
            # Yippee, start the MC server and exit
            StartServer
            exit
        fi

        let TRIES=$(( $TRIES -1))
    done

else
    StartServer
fi