mariadb/debian/mariadb-server.postrm
Tuukka Pasanen ec09c034d8 MDEV-33852: Rework systemd installation on Debian
Let dh_systemd handle most of the systemd side and
get rid of custom scripts

Rework installation of systemd service and socket files
base on Michael Biebl merge request:

https://salsa.debian.org/mariadb-team/mariadb-server/-/merge_requests/63
https://salsa.debian.org/mariadb-team/mariadb-server/-/merge_requests/75
2024-04-30 17:31:06 +10:00

65 lines
2 KiB
Bash

#!/bin/bash
set -e
# shellcheck source=/dev/null
. /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 }
#DEBHELPER#
#
# - Purge logs and data only if they are ours (#307473)
# - Remove the mysql user only after all his owned files are purged.
# - Cleanup the initscripts only if this was the last provider of them
#
if [ "$1" = "purge" ] && [ -f "/var/lib/mysql/debian-__MARIADB_MAJOR_VER__.flag" ]
then
# we remove the mysql user only after all his owned files are purged
rm -f /var/log/mysql.{log,err}{,.0,.[1234567].gz}
rm -rf /var/log/mysql
db_input high "mariadb-server/postrm_remove_databases" || true
db_go || true
db_get "mariadb-server/postrm_remove_databases" || true
if [ "$RET" = "true" ]
then
# never remove the debian.cnf when the databases are still existing
# else we ran into big trouble on the next install!
rm -f /etc/mysql/debian.cnf
# Remove all contents from /var/lib/mysql except if it's a
# directory with file system data. See #829491 for details and
# #608938 for potential mysql-server leftovers which erroneously
# had been renamed.
# Attempt removal only if the directory hasn't already been removed
# by dpkg to avoid failing on "No such file or directory" errors.
if [ -d /var/lib/mysql ]
then
find /var/lib/mysql -mindepth 1 \
-not -path '*/lost+found/*' -not -name 'lost+found' \
-not -path '*/lost@002bfound/*' -not -name 'lost@002bfound' \
-delete
# "|| true" still needed as rmdir still exits with non-zero if
# /var/lib/mysql is a mount point
rmdir --ignore-fail-on-non-empty /var/lib/mysql || true
fi
rm -rf /run/mysqld # this directory is created by the init script, don't leave behind
userdel mysql || true
fi
fi
#DEBHELPER#
# Modified dh_systemd_start snippet that's not added automatically
if [ -d /run/systemd/system ]
then
systemctl --system daemon-reload >/dev/null || true
fi