restructure inits and rewrite config setup

Author: sparklyballs

init/30_config.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# make folders if required
+mkdir -p "$DATADIR" /var/run/mysqld /config/log/mysql
+
+# configure my.cnf and mysqld_safe
+sed -i 's/key_buffer\b/key_buffer_size/g' /etc/mysql/my.cnf
+sed -ri 's/^(bind-address|skip-networking)/;\1/' /etc/mysql/my.cnf
+sed -i s#/var/log/mysql#/config/log/mysql#g /etc/mysql/my.cnf
+sed -i -e 's/\(user.*=\).*/\1 abc/g' /etc/mysql/my.cnf
+sed -i -e "s#\(datadir.*=\).*#\1 $DATADIR#g" /etc/mysql/my.cnf
+sed -i "s/user='mysql'/user='abc'/g" /usr/bin/mysqld_safe
+
+# set permissions
+chmod -R 777 /var/run/mysqld