The UI service is the interface between your applications and the REST API services. All HTTP requests from external clients must pass through the UI service, because it hosts the auth proxy. It also hosts the Web-based Fusion UI.
The auth proxy
The auth proxy generates the session cookie required by all REST API services. The REST API services accept no commands without this cookie. The auth proxy requires valid username/password credentials with every request, like this:
curl -u <user>:<pwd> localhost:8764/api/apollo/<servicename>
The default port is 8764, configurable as
UI Web service configuration is in
This blog post explains how to secure the UI using SSL.
UI service log files are in