Stop service before upgrades/downgrade/removal

packages/zabbix_agent.xml

@@ -3,7 +3,7 @@
     <package id="zabbix_agent"
              name="Agent de supervision Zabbix"
              revision="20"
-             priority="10"> 
+             priority="10">
 
         <variable name="PKG_VERSION" value="3.0.1" />
         <variable architecture="x86" name="MSI" value="%SOFTWARE%\zabbix_agent\zabbix_agent-%PKG_VERSION%_x86.msi" />
@@ -13,11 +13,23 @@
 
         <install cmd='msiexec /qn /i "%MSI%" SERVER=%ZBX_SERVER_IP% RMTCMD=0' />
         <install cmd='netsh advfirewall firewall add rule name="Zabbix Agent" dir=in action=allow protocol=TCP localport=10050 enable=yes remoteip=%ZBX_SERVER_IP%' />
+        <install cmd='%COMSPEC% /C sc start "Zabbix Agent"'>
+            <exit code="any" />
+        </install>
 
+        <upgrade cmd='%COMSPEC% /C sc stop "Zabbix Agent"'>
+            <exit code="any" />
+        </upgrade>
         <upgrade include="install" />
 
+        <downgrade cmd='%COMSPEC% /C sc stop "Zabbix Agent"'>
+            <exit code="any" />
+        </downgrade>
         <downgrade include="install" />
 
+        <remove cmd='%COMSPEC% /C sc stop "Zabbix Agent"'>
+            <exit code="any" />
+        </remove>
         <remove cmd='%COMSPEC% /C msiexec /qn /norestart /x "%MSI%"' />
         <remove cmd='netsh advfirewall firewall del rule name="Zabbix Agent"' />