diff -up mariadb-10.2.8/scripts/mysqld_safe.sh.p90 mariadb-10.2.8/scripts/mysqld_safe.sh
--- mariadb-10.2.8/scripts/mysqld_safe.sh.p90	2017-08-17 12:05:39.000000000 +0200
+++ mariadb-10.2.8/scripts/mysqld_safe.sh	2017-09-21 21:47:46.128058738 +0200
@@ -11,6 +11,12 @@
 # mysql.server works by first doing a cd to the base directory and from there
 # executing mysqld_safe
 
+# we want start daemon only inside "scl enable" invocation
+if ! scl_enabled @SCL_NAME@ ; then
+    echo "Use \"scl enable @SCL_NAME@ 'service ...'\" invocation"
+    exit 1
+fi
+
 # Initialize script globals
 KILL_MYSQLD=1;
 MYSQLD=
diff -up mariadb-10.2.8/scripts/mysql.init.in_patched mariadb-10.2.8/scripts/mysql.init.in
--- mariadb-10.2.8/scripts/mysql.init.in_patched	2019-04-16 15:21:21.507306567 +0200
+++ mariadb-10.2.8/scripts/mysql.init.in	2019-04-16 14:53:08.519336544 +0200
@@ -104,7 +104,7 @@ start(){
         @libexecdir@/mysql-check-socket || return 1
         # KNOWN ISSUE: Per standard, following line should return '1' on error
         #              Leaving '4' for behaviour compatibility with released versions of this script
-        su - $MYUSER -s /bin/bash -c "@libexecdir@/mysql-prepare-db-dir $MYUSER $MYGROUP" || return 4
+        su - $MYUSER -s /bin/bash -c "scl enable @SCL_NAME@ -- @libexecdir@/mysql-prepare-db-dir $MYUSER $MYGROUP" || return 4
 
 	# Pass all the options determined above, to ensure consistent behavior.
 	# In many cases mysqld_safe would arrive at the same conclusions anyway
@@ -113,13 +113,13 @@ start(){
 	# and some users might prefer to configure logging to syslog.)
 	# Note: set --basedir to prevent probes that might trigger SELinux
 	# alarms, per bug #547485
-	su - $MYUSER -s /bin/bash -c "$exec   --datadir='$datadir' --socket='$socketfile' \
+	su - $MYUSER -s /bin/bash -c "scl enable @SCL_NAME@ -- $exec   --datadir='$datadir' --socket='$socketfile' \
 		--pid-file='$pidfile' $MYSQLD_OPTS $_WSREP_NEW_CLUSTER \
 		--basedir=@prefix@ --user=$MYUSER" >/dev/null 2>&1 &
 	safe_pid=$!
 
 	# Wait until the daemon is up
-	su - $MYUSER -s /bin/bash -c "@libexecdir@/mysql-wait-ready '$safe_pid'"
+	su - $MYUSER -s /bin/bash -c "scl enable @SCL_NAME@ -- @libexecdir@/mysql-wait-ready '$safe_pid'"
 	ret=$?
 
 	if [ $ret -eq 0 ]; then
@@ -197,6 +197,18 @@ condrestart(){
     [ -e $lockfile ] && restart || :
 }
 
+# We have to re-enable SCL environment, because /sbin/service
+# clears almost all environment variables.
+# Since X_SCLS is cleared as well, we lose information about other
+# collections enabled.
+source @SCL_SCRIPTS@/service-environment
+source scl_source enable $@SCL_NAME_UPPER@_SCLS_ENABLED
+
+# we want start daemon only inside "scl enable" invocation
+if ! scl_enabled @SCL_NAME@ ; then
+    echo "Collection @SCL_NAME@ has to be listed in @SCL_SCRIPTS@/service-environment"
+    exit 1
+fi
 
 # See how we were called.
 case "$1" in
diff -up mariadb-10.2.8/scripts/mysql_install_db.sh.p90 mariadb-10.2.8/scripts/mysql_install_db.sh
--- mariadb-10.2.8/scripts/mysql_install_db.sh.p90	2017-09-21 21:47:46.095058650 +0200
+++ mariadb-10.2.8/scripts/mysql_install_db.sh	2017-09-21 21:47:46.129058741 +0200
@@ -19,6 +19,12 @@
 #
 # All unrecognized arguments to this script are passed to mysqld.
 
+# we want start daemon only inside "scl enable" invocation
+if ! scl_enabled @SCL_NAME@ ; then
+    echo "Use \"scl enable @SCL_NAME@ 'service ...'\" invocation"
+    exit 1
+fi
+
 basedir=""
 builddir=""
 ldata="@localstatedir@"
--- mariadb-10.2.17/scripts/mysql_install_db.sh	2018-08-12 13:29:50.000000000 +0200
+++ mariadb-10.2.17/scripts/mysql_install_db.sh_patched	2018-09-09 05:18:41.193087156 +0200
@@ -497,16 +497,16 @@ else
   echo "The problem could be conflicting information in an external"
   echo "my.cnf files. You can ignore these by doing:"
   echo
-  echo "    shell> $0 --defaults-file=~/.my.cnf"
+  echo "    shell> su -s /bin/bash - mysql -c 'scl enable @SCL_NAME@ -- $scriptdir/scripts/mysql_install_db --defaults-file=~/.my.cnf'"
   echo
   echo "You can also try to start the mysqld daemon with:"
   echo
-  echo "    shell> $mysqld --skip-grant-tables --general-log &"
+  echo "    shell> su -s /bin/bash - mysql -c 'scl enable @SCL_NAME@ -- $mysqld --skip-grant-tables --general-log &'"
   echo
   echo "and use the command line tool $bindir/mysql"
   echo "to connect to the mysql database and look at the grant tables:"
   echo
-  echo "    shell> $bindir/mysql -u root mysql"
+  echo "    shell> scl enable @SCL_NAME@ -- $bindir/mysql -u root mysql"
   echo "    mysql> show tables;"
   echo
   echo "Try 'mysqld --help' if you have problems with paths.  Using"
@@ -526,10 +526,6 @@ fi
 # the screen.
 if test "$cross_bootstrap" -eq 0 && test -z "$srcdir"
 then
-  s_echo
-  s_echo "To start mysqld at boot time you have to copy"
-  s_echo "support-files/mysql.server to the right place for your system"
-
   if test "$auth_root_authentication_method" = normal
   then
     echo
@@ -537,11 +533,11 @@ then
     echo "PLEASE REMEMBER TO SET A PASSWORD FOR THE MariaDB root USER !"
     echo "To do so, start the server, then issue the following commands:"
     echo
-    echo "'$bindir/mysqladmin' -u root password 'new-password'"
-    echo "'$bindir/mysqladmin' -u root -h $hostname password 'new-password'"
+    echo "scl enable @SCL_NAME@ -- '$bindir/mysqladmin' -u root password 'new-password'"
+    echo "scl enable @SCL_NAME@ -- '$bindir/mysqladmin' -u root -h $hostname password 'new-password'"
     echo
     echo "Alternatively you can run:"
-    echo "'$bindir/mysql_secure_installation'"
+    echo "scl enable @SCL_NAME@ -- '$bindir/mysql_secure_installation'"
     echo
     echo "which will also give you the option of removing the test"
     echo "databases and anonymous user created by default.  This is"
@@ -559,7 +555,8 @@ then
     echo "cd '$basedir' ; $bindir/mysqld_safe --datadir='$ldata'"
     echo
     echo "You can test the MariaDB daemon with mysql-test-run.pl"
-    echo "cd '$basedir/mysql-test' ; perl mysql-test-run.pl"
+    echo "after installing @SCL_NAME@-mariadb-test package."
+    echo "See @prefix@/share/mysql-test/README for instructions."
   fi

   echo
diff -up mariadb-10.2.8/scripts/mysql.service.in.p90 mariadb-10.2.8/scripts/mysql.service.in
--- mariadb-10.2.8/scripts/mysql.service.in.p90	2017-09-21 21:47:46.123058725 +0200
+++ mariadb-10.2.8/scripts/mysql.service.in	2017-09-21 21:47:46.129058741 +0200
@@ -33,14 +33,20 @@ Type=notify
 User=mysql
 Group=mysql
 
-ExecStartPre=@libexecdir@/mysql-check-socket
+# Load collections set to enabled for this service
+EnvironmentFile=@SCL_SCRIPTS@/service-environment
+
+# We want to start server only inside "scl enable" invocation
+ExecStartPre=/usr/bin/scl enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- /usr/bin/scl_enabled @SCL_NAME@
+
+ExecStartPre=/usr/bin/scl enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- @libexecdir@/mysql-check-socket
 # '%n' expands to 'Full unit name'; man systemd.unit
-ExecStartPre=@libexecdir@/mysql-prepare-db-dir %n
+ExecStartPre=/usr/bin/scl enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- @libexecdir@/mysql-prepare-db-dir %n
 # MYSQLD_OPTS here is for users to set in /etc/systemd/system/@DAEMON_NAME@@.service.d/MY_SPECIAL.conf
 # Note: we set --basedir to prevent probes that might trigger SELinux alarms,
 # per bug #547485
-ExecStart=@libexecdir@/mysqld --basedir=@prefix@ $MYSQLD_OPTS $_WSREP_NEW_CLUSTER
-ExecStartPost=@libexecdir@/mysql-check-upgrade
+ExecStart=@libexecdir@/mysqld-scl-helper enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- @libexecdir@/mysqld --basedir=@prefix@ $MYSQLD_OPTS $_WSREP_NEW_CLUSTER
+ExecStartPost=/usr/bin/scl enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- @libexecdir@/mysql-check-upgrade
 
 # Setting this to true can break replication and the Type=notify settings
 # See also bind-address mysqld option.
diff -up mariadb-10.2.8/scripts/mysql@.service.in.p90 mariadb-10.2.8/scripts/mysql@.service.in
--- mariadb-10.2.8/scripts/mysql@.service.in.p90	2017-09-21 21:47:46.125058730 +0200
+++ mariadb-10.2.8/scripts/mysql@.service.in	2017-09-21 21:47:46.129058741 +0200
@@ -40,13 +40,19 @@ Type=notify
 User=mysql
 Group=mysql
 
-ExecStartPre=@libexecdir@/mysql-check-socket --defaults-group-suffix=.%I
-ExecStartPre=@libexecdir@/mysql-prepare-db-dir --defaults-group-suffix=.%I %n
+# Load collections set to enabled for this service
+EnvironmentFile=@SCL_SCRIPTS@/service-environment
+
+# We want to start server only inside "scl enable" invocation
+ExecStartPre=/usr/bin/scl enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- /usr/bin/scl_enabled @SCL_NAME@
+
+ExecStartPre=/usr/bin/scl enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- @libexecdir@/mysql-check-socket --defaults-group-suffix=.%I
+ExecStartPre=/usr/bin/scl enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- @libexecdir@/mysql-prepare-db-dir --defaults-group-suffix=.%I %n
 # MYSQLD_OPTS here is for users to set in /etc/systemd/system/@DAEMON_NAME@@.service.d/MY_SPECIAL.conf
 # Note: we set --basedir to prevent probes that might trigger SELinux alarms,
 # per bug #547485
-ExecStart=@libexecdir@/mysqld --defaults-group-suffix=.%I --basedir=@prefix@ $MYSQLD_OPTS $_WSREP_NEW_CLUSTER
-ExecStartPost=@libexecdir@/mysql-check-upgrade --defaults-group-suffix=.%I
+ExecStart=@libexecdir@/mysqld-scl-helper enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- @libexecdir@/mysqld --defaults-group-suffix=.%I --basedir=@prefix@ $MYSQLD_OPTS $_WSREP_NEW_CLUSTER
+ExecStartPost=/usr/bin/scl enable $@SCL_NAME_UPPER@_SCLS_ENABLED -- @libexecdir@/mysql-check-upgrade --defaults-group-suffix=.%I
 
 # Setting this to true can break replication and the Type=notify settings
 # See also bind-address mysqld option.
diff -up mariadb-10.2.8/support-files/mysql-log-rotate.sh.p90 mariadb-10.2.8/support-files/mysql-log-rotate.sh
--- mariadb-10.2.8/support-files/mysql-log-rotate.sh.p90	2017-09-21 21:47:46.084058621 +0200
+++ mariadb-10.2.8/support-files/mysql-log-rotate.sh	2017-09-21 21:47:46.129058741 +0200
@@ -29,9 +29,9 @@
 #    postrotate
 #	# just if mysqld is really running
 #	if test -x @bindir@/mysqladmin && \
-#	   @bindir@/mysqladmin ping &>/dev/null
+#	   /usr/bin/scl enable @SCL_NAME@ -- @bindir@/mysqladmin ping &>/dev/null
 #	then
-#	   @bindir@/mysqladmin --local flush-error-log \
+#	   /usr/bin/scl enable @SCL_NAME@ -- @bindir@/mysqladmin --local flush-error-log \
 #              flush-engine-log flush-general-log flush-slow-log
 #	fi
 #    endscript