Configure IIS for iisnode

gistfile1.xml

<configuration>
  <system.webServer>
    <handlers>
      <add name="iisnode" path="app.js" verb="*" modules="iisnode" />
    </handlers>

    <!-- stop IIS from replacing non 200 response bodies -->
    <httpErrors existingResponse="PassThrough" />

    <!-- send all incoming requests to nodejs -->
    <rewrite>
      <rules>
        <rule name="appjs">
          <match url="/*" />
          <action type="Rewrite" url="app.js" />
        </rule>
      </rules>
    </rewrite>
  </system.webServer>
</configuration>