postinst is in percona-xtradb-cluster-server-5.7 5.7.20-29.24-0ubuntu2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
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 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | #!/bin/bash
set -e
. /usr/share/debconf/confmodule
if [ -n "$DEBIAN_SCRIPT_DEBUG" ]; then
set -v -x
DEBIAN_SCRIPT_TRACE=1
fi
${DEBIAN_SCRIPT_TRACE:+ echo "#42#DEBUG# RUNNING $0 $*" 1>&2 }
case "$1" in
configure)
mysql_datadir=/usr/share/mysql
mysql_statedir=/var/lib/percona-xtradb-cluster
mysql_rundir=/var/run/mysqld
mysql_logdir=/var/log
mysql_cfgdir=/etc/mysql
mysql_newlogdir=/var/log/mysql
mysql_upgradedir=/var/lib/mysql-upgrade
mysql_files=/var/lib/mysql-files
# New packaging paradigm for my.cnf as of Dec-2014 for sharing mysql
# variants in Ubuntu.
/usr/share/mysql-common/configure-symlinks install percona-xtradb-cluster "$mysql_cfgdir/percona-xtradb-cluster.cnf"
if [ -z "$2" ]; then
if [ ! "$(ls -A ${mysql_statedir})" ] && [ -d ${mysql_files} ]; then
db_get mysql-server/root_password && PASSWD=${RET}
if [ ! -z "${PASSWD}" ]; then
SQL=/var/lib/mysql-files/SQL
touch ${SQL}
chmod 600 ${SQL}
chown mysql:mysql ${SQL}
db_set mysql-server/root_password ""
db_set mysql-server/root_password_again ""
cat <<EOF >${SQL}
USE mysql;
UPDATE user SET authentication_string=PASSWORD('${PASSWD}') WHERE user='root';
EOF
PASSWD=""
su - mysql -s /bin/bash -c "/usr/sbin/mysqld --initialize-insecure=on --init-file=${SQL} 2>&1 > /dev/null"
rm -f ${SQL}
else
SQL=/var/lib/mysql-files/SQL
touch ${SQL}
chmod 600 ${SQL}
chown mysql:mysql ${SQL}
cat <<EOF >${SQL}
INSTALL PLUGIN auth_socket SONAME 'auth_socket.so';
USE mysql;
UPDATE user SET plugin='auth_socket' WHERE user='root';
EOF
su - mysql -s /bin/bash -c "/usr/sbin/mysqld --initialize-insecure=on --init-file=${SQL} 2>&1 > /dev/null"
rm -f ${SQL}
fi
fi
fi
;;
abort-upgrade | abort-remove | abort-configure) ;;
*)
exit 1
;;
esac
db_stop
# Automatically added by dh_systemd_enable/11.1.4ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask 'mysql.service' >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled 'mysql.service'; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable 'mysql.service' >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'mysql.service' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_systemd_enable/11.1.4ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask 'mysql.service' >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled 'mysql.service'; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable 'mysql.service' >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'mysql.service' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_installinit/11.1.4ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -x "/etc/init.d/mysql" ]; then
update-rc.d mysql defaults 19 21 >/dev/null
invoke-rc.d mysql start || exit 1
fi
fi
# End automatically added section
# Automatically added by dh_installinit/11.1.4ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -x "/etc/init.d/mysql@" ]; then
update-rc.d mysql@ defaults 19 21 >/dev/null
invoke-rc.d mysql@ start || exit 1
fi
fi
# End automatically added section
exit 0
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