A sample web.config file with URL rewrite rules for Elasticsearch on IIS (Windows)

IIS Reverse Proxy for Elasticsearch

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
    <system.webServer>
        <rewrite>
            <rules>
                <remove name="ReverseProxyInboundRule1" />
                <rule name="ReverseProxyInboundRule1" stopProcessing="false">
                    <match url="search/_search(.*)" />
                    <conditions />
                    <serverVariables />
                    <action type="Rewrite" url="http://localhost:9200/_search{R:1}" />
                </rule>
                <rule name="ReverseProxyInboundRule2" patternSyntax="ExactMatch" stopProcessing="true">
                    <match url="search/_cluster/health" />
                    <action type="Rewrite" url="http://localhost:9200/_cluster/health" appendQueryString="false" />
                </rule>
            </rules>
        </rewrite>
    </system.webServer>
</configuration>