post_install(){ groupadd -g 89 mysql &>/dev/null useradd -u 89 -g mysql -d /var/lib/mysql -s /bin/false mysql &>/dev/null usr/bin/mysql_install_db --user=mysql --basedir=/usr chown -R mysql:mysql var/lib/mysql &>/dev/null } post_upgrade(){ getent group mysql >/dev/null 2>&1 || groupadd -g 89 mysql &>/dev/null getent passwd mysql >/dev/null 2>&1 || useradd -u 89 -g mysql -d /var/lib/mysql -s /bin/false mysql &>/dev/null if [ "$(vercmp $2 5.5)" -lt 0 ]; then echo " >> " echo " >> Major version update. Consider restart the service, and then running mysql_upgrade after it." echo " >> " fi } post_remove(){ if getent passwd mysql >/dev/null 2>&1; then userdel mysql fi if getent group mysql >/dev/null 2>&1; then groupdel mysql fi }