wpkg-zabbix_agent/packages/zabbix_agent.xml

<?xml version="1.0" encoding="UTF-8"?>
<packages>
    <package id="zabbix_agent"
             name="Agent de supervision Zabbix"
             revision="17"
             priority="10"> 

        <variable name="PKG_VERSION" value="2.4.7.1" />
        <variable architecture="x86" name="MSI" value="%SOFTWARE%\zabbix_agent\zabbix_agent-%PKG_VERSION%_x86.msi" />
        <variable architecture="x64" name="MSI" value="%SOFTWARE%\zabbix_agent\zabbix_agent-%PKG_VERSION%_x64.msi" />

        <check type="uninstall" condition="versiongreaterorequal" path="Zabbix Agent" value="%PKG_VERSION%"/>

        <install cmd='msiexec /qn /i "%MSI%" SERVER=%ZBX_SERVER_IP% RMTCMD=0' />
        <install cmd='netsh firewall add portopening TCP 10050 "Zabbix Agent" enable custom "%ZBX_SERVER_IP%"' />

        <upgrade cmd='"%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.exe" -c "%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.conf" --stop'>
            <exit code="1" />
            <exit code="0" />
        </upgrade>
        <upgrade cmd='"%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.exe" -c "%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.conf" --uninstall'>
            <exit code="1" />
            <exit code="0" />
        </upgrade>
        <upgrade include="install" />

        <downgrade cmd='"%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.exe" -c "%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.conf" --stop'>
            <exit code="1" />
            <exit code="0" />
        </downgrade>
        <downgrade cmd='"%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.exe" -c "%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.conf" --uninstall'>
            <exit code="1" />
            <exit code="0" />
        </downgrade>
        <downgrade include="install" />

        <remove cmd='"%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.exe" -c "%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.conf" --stop'>
            <exit code="1" />
            <exit code="0" />
        </remove>
        <remove cmd='"%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.exe" -c "%PROGRAMFILES%\Zabbix Agent\zabbix_agentd.conf" --uninstall'>
            <exit code="1" />
            <exit code="0" />
        </remove>
        <remove cmd='%COMSPEC% /C msiexec /qn /norestart /x "%MSI%"' />
        <remove cmd='netsh firewall delete portopening TCP 10050' />

    </package>
</packages>