Stop ypserv daemon temporary when reading info about maps

ypserv.spec

@@ -4,7 +4,7 @@ Summary: The NIS (Network Information Service) server
 Url: http://www.linux-nis.org/nis/ypserv/index.html
 Name: ypserv
 Version: 2.29
-Release: 7%{?dist}
+Release: 8%{?dist}
 License: GPLv2
 Group: System Environment/Daemons
 Source0: http://www.linux-nis.org/download/ypserv/ypserv-%{version}.tar.bz2
@@ -200,6 +200,12 @@ fi
 %global rebuild_maps_script /var/yp/rpm_rebuild_maps
 %pre
 if [ $1 == 2 ] ; then
+    # stop ypserv if running and then start it again
+    ypservactive=0
+    if /usr/bin/systemctl is-active ypserv.service>/dev/null 2>&1 ; then
+        ypservactive=1
+        /usr/bin/systemctl stop ypserv.service>/dev/null 2>&1
+    fi
     # store old domainname and set the correct one
     olddomain=`domainname`
     . /etc/sysconfig/network
@@ -231,6 +237,10 @@ if [ $1 == 2 ] ; then
         echo "make NOPUSH=true -C /var/yp" >> %rebuild_maps_script
     fi
     /bin/domainname "$olddomain"
+    # if ypserv was running before, start it again
+    if [ $ypservactive -eq 1 ] ; then
+        /usr/bin/systemctl start ypserv.service>/dev/null 2>&1
+    fi
 fi
 
 %triggerpostun -- ypserv < %{first_tc_version}
@@ -256,6 +266,9 @@ fi
 %{_includedir}/*/*
 
 %changelog
+* Mon Feb 04 2013 Honza Horak <hhorak@redhat.com> - 2.29-8
+- Stop ypserv daemon temporary when reading info about maps
+
 * Mon Jan 28 2013 Honza Horak <hhorak@redhat.com> - 2.29-7
 - Open maps with no blocking for reading