opt: rpm support environment parameter to DB install or upgrade

rpmbuild/SPECS/omc.spec

@@ -118,14 +118,36 @@ systemctl enable restagent.service
 systemctl enable crontask.service
 systemctl enable sshsvc.service
 systemctl enable captrace.service
+
+# read environment parameter and to do 
+if [ "$M_PARAM" = "install" -o "$M_PARAM" = "upgrade" ]; then
+    echo "M parameter: $M_PARAM"
+    if [ -n "$C_PARAM" ]; then
+        echo "C parameter: $C_PARAM"
+        ${OMCRootDir}/bin/setomc.sh -m $M_PARAM -c $C_PARAM
+    else 
+        ${OMCRootDir}/bin/setomc.sh -m $M_PARAM    
+    fi
+    # exit while failed to run setomc.sh
+    if [ $? -ne 0 ]; then
+        echo "setomc.sh execution failed. Exiting."
+        exit 1
+    fi
+fi
+
+echo -n "Stopping OMC service ... "
 systemctl stop restagent.service
 systemctl stop crontask.service
 systemctl stop sshsvc.service
 systemctl stop captrace.service
+echo "done"
+
+echo -n "Starting OMC service ... "
 systemctl start captrace.service
 systemctl start sshsvc.service
 systemctl start crontask.service
 systemctl start restagent.service
+echo "done"
 
 # 卸载时执行
 %postun