There's this code in debian/mariadb-server-10.1.postinst script:
# here we check to see if we can connect as root without a password
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# this should catch upgrades from previous versions where the root
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# password wasn't set. if there is a password, or if the connection
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# fails for any other reason, nothing happens.
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if [ "$1" = "configure" ]; then
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if test_mysql_access; then
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db_input medium mysql-server/root_password || true
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db_go
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db_get mysql-server/root_password && rootpw="$RET"
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if ! set_mysql_rootpw "online"; then
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password_error="yes"
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fi
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fi
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if [ "$password_error" = "yes" ]; then
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db_input high mysql-server/error_setting_password || true
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db_go
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fi
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# copy out any mysqld_safe settings
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systemd_conf=/etc/systemd/system/mariadb.service.d/migrated-from-my.cnf-settings.conf
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if [ -x /usr/bin/mariadb-service-convert -a ! -f "${systemd_conf}" ]; then
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mkdir -p /etc/systemd/system/mariadb.service.d
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/usr/bin/mariadb-service-convert > "${systemd_conf}"
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fi
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fi
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The purpose of this code is to check for empty root password, but it is wrong in many regards:
- it is supposed to be executed against running server, but at this point server should be down, which makes this code no-op
- if the above is fixed, root password will be requested twice (initial root password request + this one)
- it asks for a password only once, while "initial root password request" asks twice (password + password verification)
- it may give false positive if unix socket based authentication is in effect
- relates to
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MDEV-8437
plugin variables conflict with bootstrap (debian mariadb-server-10.0.postinst)
-
-
Closed
- links to
-
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