MDEV-7368 : SLES: Failed to start mysql.service: Unit

            mysql.service failed to load

Added 'systemctl daemon-reload' command in postin and
postun rpm scripts.

support-files/rpm/server-postin.sh

 
 # Make MySQL start/shutdown automatically when the machine does it.
 if [ $1 = 1 ] ; then
+  if [ -x /usr/bin/systemctl ] ; then
+          /usr/bin/systemctl daemon-reload >/dev/null 2>&1
+  fi
+
   if [ -x /sbin/chkconfig ] ; then
           /sbin/chkconfig --add mysql
   fi
@@ -51,30 +55,31 @@ fi
 SETARGETDIR=/etc/selinux/targeted/src/policy
 SEDOMPROG=$SETARGETDIR/domains/program
 SECONPROG=$SETARGETDIR/file_contexts/program
-if [ -f /etc/redhat-release ] \
-   && grep -q "Red Hat Enterprise Linux .. release 4" /etc/redhat-release \
-   || grep -q "CentOS release 4" /etc/redhat-release ; then
-   echo
-   echo
-   echo 'Notes regarding SELinux on this platform:'
-   echo '========================================='
-   echo
-   echo 'The default policy might cause server startup to fail because it is '
-   echo 'not allowed to access critical files. In this case, please update '
-   echo 'your installation. '
-   echo
-   echo 'The default policy might also cause inavailability of SSL related '
-   echo 'features because the server is not allowed to access /dev/random '
-   echo 'and /dev/urandom. If this is a problem, please do the following: '
-   echo 
-   echo '  1) install selinux-policy-targeted-sources from your OS vendor'
-   echo '  2) add the following two lines to '$SEDOMPROG/mysqld.te':'
-   echo '       allow mysqld_t random_device_t:chr_file read;'
-   echo '       allow mysqld_t urandom_device_t:chr_file read;'
-   echo '  3) cd to '$SETARGETDIR' and issue the following command:'
-   echo '       make load'
-   echo
-   echo
+if [ -f /etc/redhat-release ] ; then 
+   if grep '\(Red Hat Enterprise Linux ..\|CentOS\) release 4' \
+     /etc/redhat-release >/dev/null 2>&1; then
+     echo
+     echo
+     echo 'Notes regarding SELinux on this platform:'
+     echo '========================================='
+     echo
+     echo 'The default policy might cause server startup to fail because it is '
+     echo 'not allowed to access critical files. In this case, please update '
+     echo 'your installation. '
+     echo
+     echo 'The default policy might also cause inavailability of SSL related '
+     echo 'features because the server is not allowed to access /dev/random '
+     echo 'and /dev/urandom. If this is a problem, please do the following: '
+     echo 
+     echo '  1) install selinux-policy-targeted-sources from your OS vendor'
+     echo '  2) add the following two lines to '$SEDOMPROG/mysqld.te':'
+     echo '       allow mysqld_t random_device_t:chr_file read;'
+     echo '       allow mysqld_t urandom_device_t:chr_file read;'
+     echo '  3) cd to '$SETARGETDIR' and issue the following command:'
+     echo '       make load'
+     echo
+     echo
+  fi
 fi
 
 if [ -x sbin/restorecon ] ; then

support-files/rpm/server-postun.sh

@@ -6,3 +6,10 @@ if [ $1 -ge 1 ]; then
     fi
   fi
 fi
+
+if [ $1 = 0 ] ; then
+  if [ -x /usr/bin/systemctl ] ; then
+    /usr/bin/systemctl daemon-reload > /dev/null 2>&1
+  fi
+fi
+