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[fix] Restore MySQL password for root user (bugfix #194)

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This commit is contained in:
Jérôme Lebleu 2016-04-22 13:04:51 +02:00
parent 0065a7512d
commit 5af988052d
2 changed files with 36 additions and 5 deletions
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2
data/hooks/backup/11-conf_ynh_mysql
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@ -1,4 +1,4 @@
backup_dir="$1/conf/ynh/mysql"
sudo mkdir -p $backup_dir
sudo cp -a /etc/yunohost/mysql $backup_dir/
sudo cp -a /etc/yunohost/mysql "${backup_dir}/root_pwd"

39
data/hooks/restore/11-conf_ynh_mysql
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@ -1,6 +1,37 @@
backup_dir="$1/conf/ynh/mysql"
sudo service mysql restart
sudo cp -a $backup_dir/mysql /etc/yunohost/mysql
mysqlpwd=$(sudo cat /etc/yunohost/mysql)
sudo mysqladmin flush-privileges -p"$mysqlpwd"
# ensure that mysql is running
service mysql status >/dev/null 2>&1 \
|| service mysql start
# retrieve current and new password
[ -f /etc/yunohost/mysql ] \
&& curr_pwd=$(sudo cat /etc/yunohost/mysql) \
|| curr_pwd="yunohost"
new_pwd=$(sudo cat "${backup_dir}/root_pwd" || sudo cat "${backup_dir}/mysql")
# attempt to change it
sudo mysqladmin -s -u root -p"$curr_pwd" password "$new_pwd" || {
. /usr/share/yunohost/helpers.d/package
# retrieve MySQL package provider
ynh_package_is_installed "mariadb-server-10.0" \
&& mysql_pkg="mariadb-server-10.0" \
|| mysql_pkg="mysql-server-5.5"
# set new password with debconf
sudo debconf-set-selections << EOF
$mysql_pkg mysql-server/root_password password $new_pwd
$mysql_pkg mysql-server/root_password_again password $new_pwd
EOF
# reconfigure Debian package
sudo dpkg-reconfigure -freadline -u "$mysql_pkg" 2>&1
}
# store new root password
echo "$new_pwd" | sudo tee /etc/yunohost/mysql
sudo chmod 400 /etc/yunohost/mysql
# reload the grant tables
sudo mysqladmin -s -u root -p"$new_pwd" reload