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authorRemi Collet <fedora@famillecollet.com>2013-02-13 10:10:07 +0100
committerRemi Collet <fedora@famillecollet.com>2013-02-13 10:10:07 +0100
commite68a21750a6e17015341329e50f12726177358d0 (patch)
tree5887108896073d631c36ffc400a1db5eeaef2f19 /mysqld-prepare-db-dir
parent2f57d8a449a2177cdb6098e738dbb595ad41cb70 (diff)
mysql 5.6, first work
Diffstat (limited to 'mysqld-prepare-db-dir')
-rw-r--r--mysqld-prepare-db-dir82
1 files changed, 82 insertions, 0 deletions
diff --git a/mysqld-prepare-db-dir b/mysqld-prepare-db-dir
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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"
+
+# Absorb configuration settings from the specified systemd service file,
+# or the default "mysqld" service if not specified
+SERVICE_NAME="$1"
+if [ x"$SERVICE_NAME" = x ]
+then
+ SERVICE_NAME=mysqld.service
+fi
+
+myuser=`systemctl show -p User "${SERVICE_NAME}" |
+ sed 's/^User=//'`
+if [ x"$myuser" = x ]
+then
+ myuser=mysql
+fi
+
+mygroup=`systemctl show -p Group "${SERVICE_NAME}" |
+ sed 's/^Group=//'`
+if [ x"$mygroup" = x ]
+then
+ mygroup=mysql
+fi
+
+# Set up the errlogfile with appropriate permissions
+touch "$errlogfile"
+chown "$myuser:$mygroup" "$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 "$myuser:$mygroup" "$datadir"
+ chmod 0755 "$datadir"
+ [ -x /sbin/restorecon ] && /sbin/restorecon "$datadir"
+
+ # Now create the database
+ echo "Initializing MySQL database"
+ /usr/bin/mysql_install_db --datadir="$datadir" --user="$myuser"
+ ret=$?
+ 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 $ret
+ fi
+ # In case we're running as root, make sure files are owned properly
+ chown -R "$myuser:$mygroup" "$datadir"
+fi
+
+exit 0