diff options
Diffstat (limited to 'debian/mysql-server-PREV.preinst.in')
| -rw-r--r-- | debian/mysql-server-PREV.preinst.in | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/debian/mysql-server-PREV.preinst.in b/debian/mysql-server-PREV.preinst.in deleted file mode 100644 index 7440c476f55..00000000000 --- a/debian/mysql-server-PREV.preinst.in +++ /dev/null @@ -1,191 +0,0 @@ -#!/bin/bash -e -# -# summary of how this script can be called: -# * <new-preinst> install -# * <new-preinst> install <old-version> -# * <new-preinst> upgrade <old-version> -# * <old-preinst> abort-upgrade <new-version> -# - -if [ -n "$DEBIAN_SCRIPT_DEBUG" ]; then set -v -x; DEBIAN_SCRIPT_TRACE=1; fi -${DEBIAN_SCRIPT_TRACE:+ echo "#42#DEBUG# RUNNING $0 $*" 1>&2 } - -export PATH=$PATH:/sbin:/usr/sbin:/bin:/usr/bin - -# Try to stop the server in a sane way. If it does not success let the admin -# do it himself. No database directories should be removed while the server -# is running! Another mysqld in e.g. a different chroot is fine for us. -stop_server() { - if [ ! -x /etc/init.d/mysql ]; then return; fi - - set +e - if [ -x /usr/sbin/invoke-rc.d ]; then - cmd="invoke-rc.d mysql stop" - else - cmd="/etc/init.d/mysql stop" - fi - $cmd - errno=$? - set -e - - # 0=ok, 100=no init script (fresh install) - if [ "$errno" != 0 -a "$errno" != 100 ]; then - echo "${cmd/ */} returned $errno" 1>&2 - echo "There is a MySQL server running, but we failed in our attempts to stop it." 1>&2 - echo "Stop it yourself and try again!" 1>&2 - exit 1 - fi -} - -##### here's a bunch of helper functions for converting database formats ###### - -cvt_get_param(){ - /usr/sbin/mysqld --print-defaults \ - | tr " " "\n" \ - | grep -- "--$1" \ - | tail -n 1 \ - | cut -d= -f2 -} - -cvt_setup_stuff(){ - mytmp=`mktemp -d -t mysql-ISAM-convert.XXXXXX` - cvt_log="$mytmp/conversion.log" - if [ ! -d "$mytmp" ]; then - echo "can't create temporary directory, oh well." >&2 - exit 1 - fi - - chgrp mysql $mytmp - chmod g+rwx $mytmp - cvt_socket=${mytmp}/mysql.sock - - cvt_mysqld="mysqld --skip-grant-tables --skip-networking --socket $cvt_socket" - cvt_mysql="mysql --socket $cvt_socket" - cvt_mysqladmin="mysqladmin --socket $cvt_socket" -} - -cvt_get_databases(){ - echo fetching database list ... >&2 - $cvt_mysql -e 'show databases' | sed -n -e '2,$p' -} - -cvt_get_tables(){ - echo querying tables in $1 ... >&2 - $cvt_mysql $1 -e 'show table status' | sed -n -e '2,$p' | \ - cut -f 1,2 | grep -w 'ISAM$' | cut -f 1 -} - -cvt_convert_table(){ - echo converting $1.$2 ... >&2 - $cvt_mysql $1 -e "alter table $2 type=MyISAM" -} - -cvt_wait_for_server(){ - local count - echo -n waiting for server startup.. >&2 - while ! $cvt_mysql </dev/null >/dev/null 2>&1; do - echo -n . >&2 - sleep 1 - count=".$count" - if [ -f $mytmp/mysql.done ]; then - echo "sorry... looks like the server crashed :(" >&2 - return 1 - elif [ "$count" = "...................." ]; then - echo "sorry... looks like the server didn't start :(" >&2 - return 1 - fi - done - echo ok. >&2 -} - -cvt_wait_for_exit(){ - local count - echo -n waiting for server shutdown.. >&2 - while [ ! -f $mytmp/mysql.done ]; do - echo -n . >&2 - sleep 1 - count=".$count" - if [ "$count" = "...................." ]; then - echo "hrm... guess it never started?" >&2 - return 0 - fi - done - echo ok. >&2 -} - -cvt_cleanup(){ - local mysql_kids - rm -rf $mytmp - # kill any mysqld child processes left over. there *shouldn't* be any, - # but let's not take chances with that - mysql_kids=`ps o 'pid command' --ppid $$ | grep -E '^[[:digit:]]+ mysqld ' | cut -d' ' -f1` - if [ "$mysql_kids" ]; then - echo "strange, some mysql processes left around. killing them now." >&2 - kill $mysql_kids - sleep 10 - mysql_kids=`ps o 'pid command' --ppid $$ | grep -E '^[[:digit:]]+ mysqld ' | cut -d' ' -f1` - if [ "$mysql_kids" ]; then - echo "okay, they're really not getting the hint..." >&2 - kill -9 $mysql_kids - fi - fi -} - -################################ main() ########################## - -# to be sure -stop_server - -# test if upgrading from non conffile state -if [ "$1" = "upgrade" ] && [ -x /usr/sbin/mysqld ]; then - cvt_datadir=`cvt_get_param datadir` - # test for ISAM tables, which we must convert NOW - if [ -n "`find $cvt_datadir -name '*.ISM' 2>/dev/null`" ]; then - set +e - cat << EOF >&2 ----------------------------------------- -WARNING WARNING WARNING ----------------------------------------- - -It has been detected that are are using ISAM format on some of your -mysql database tables. This format has been deprecated and no longer -supported. to prevent these databases from essentially disappearing, -an attempt at format conversion will now be made. please check after -your upgrade that all tables are present and accounted for. - -apologies for the noise, but we thought you'd appreciate it :) - ----------------------------------------- -WARNING WARNING WARNING ----------------------------------------- -EOF - cvt_setup_stuff - ($cvt_mysqld >$cvt_log 2>&1; touch $mytmp/mysql.done ) & - - if cvt_wait_for_server; then - dbs=`cvt_get_databases` - for db in $dbs; do - tables=`cvt_get_tables $db` - for tbl in $tables; do - cvt_convert_table $db $tbl - done - done - else - cvt_error="yes" - fi - - echo shutting down server... >&2 - $cvt_mysqladmin shutdown - cvt_wait_for_exit - echo "all done!" >&2 - if [ ! "$cvt_error" = "yes" ]; then - cvt_cleanup - else - echo "you might want to look in $mytmp..." >&2 - fi - - set -e - fi -fi - -exit 0 |