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#!/bin/sh
# This script creates the mysql data directory during first service start.
# In subsequent starts, it does nothing much.
# extract value of a MySQL option from config files
# Usage: get_mysql_option SECTION VARNAME DEFAULT
# result is returned in $result
# We use my_print_defaults which prints all options from multiple files,
# with the more specific ones later; hence take the last match.
get_mysql_option(){
result=`/usr/bin/my_print_defaults "$1" | sed -n "s/^--$2=//p" | tail -n 1`
if [ -z "$result" ]; then
# not found, use default
result="$3"
fi
}
# Defaults here had better match what mysqld_safe will default to
get_mysql_option mysqld datadir "/var/lib/mysql"
datadir="$result"
get_mysql_option mysqld_safe log-error "/var/log/mysqld.log"
errlogfile="$result"
# Set up the errlogfile with appropriate permissions
touch "$errlogfile"
chown mysql:mysql "$errlogfile"
chmod 0640 "$errlogfile"
[ -x /sbin/restorecon ] && /sbin/restorecon "$errlogfile"
# Make the data directory
if [ ! -d "$datadir/mysql" ] ; then
# First, make sure $datadir is there with correct permissions
# (note: if it's not, and we're not root, this'll fail ...)
if [ ! -e "$datadir" -a ! -h "$datadir" ]
then
mkdir -p "$datadir" || exit 1
fi
chown mysql:mysql "$datadir"
chmod 0755 "$datadir"
[ -x /sbin/restorecon ] && /sbin/restorecon "$datadir"
# Now create the database
echo "Initializing MySQL database"
/usr/bin/mysql_install_db --datadir="$datadir" --user=mysql
ret=$?
if [ $ret -ne 0 ] ; then
echo "Initialization of MySQL database failed." >&2
echo "Perhaps /etc/my.cnf is misconfigured." >&2
# Clean up any partially-created database files
if [ ! -e "$datadir/mysql/user.frm" ] ; then
rm -rf "$datadir"/*
fi
exit $ret
fi
# In case we're running as root, make sure files are owned properly
chown -R mysql:mysql "$datadir"
fi
exit 0
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