/etc/mysql/debian-start is in percona-xtradb-cluster-server-5.5 5.5.34-25.9+dfsg-0ubuntu4.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | #!/bin/bash
#
# This script is executed by "/etc/init.d/mysql" on every (re)start.
#
# Changes to this file will be preserved when updating the Debian package.
#
PERCONA_PREFIX=/usr
source "${PERCONA_PREFIX}"/share/mysql/debian-start.inc.sh
MYSQL="${PERCONA_PREFIX}/bin/mysql --defaults-file=/etc/mysql/debian.cnf"
MYADMIN="${PERCONA_PREFIX}/bin/mysqladmin --defaults-file=/etc/mysql/debian.cnf"
MYUPGRADE="${PERCONA_PREFIX}/bin/mysql_upgrade --defaults-extra-file=/etc/mysql/debian.cnf"
MYCHECK="${PERCONA_PREFIX}/bin/mysqlcheck --defaults-file=/etc/mysql/debian.cnf"
MYCHECK_SUBJECT="WARNING: mysqlcheck has found corrupt tables"
MYCHECK_PARAMS="--all-databases --fast --silent"
MYCHECK_RCPT="root"
# The following commands should be run when the server is up but in background
# where they do not block the server start and in one shell instance so that
# they run sequentially. They are supposed not to echo anything to stdout.
# If you want to disable the check for crashed tables comment
# "check_for_crashed_tables" out.
# (There may be no output to stdout inside the background process!)
echo "Checking for corrupt, not cleanly closed and upgrade needing tables."
# Ported
# https://bazaar.launchpad.net/~knielsen/ourdelta/bug_484127_484120_2/revision/68
# for lp:1104720
# Need to ignore SIGHUP, as otherwise a SIGHUP can sometimes abort the upgrade
# process in the middle.
trap "" SIGHUP
(
upgrade_system_tables_if_necessary;
check_root_accounts;
check_for_crashed_tables;
) >&2 &
exit 0
|