Environment Variables Used by the Public REST APIs

The environment variables used by the public REST APIs are available in the historian-linux-public-restapi-config.json file. The following table describes these variables.

Environment Variable	Description
UAA_SERVER_MACHINE_IP	The IP address of the Historian UAA or the Operations Hub UAA server. A value is required.
HISTORIAN_HOSTNAME	The IP address of the Historian for Linux server. A value is required.
HRA_UAA_SCHEME_AND_SERVER	The UAA server scheme. Enter a value in the following format: https://<host name of the UAA server>. A value is required.
POSTGRES_MACHINE_IP	The IP address of the machine on which PostgreSQL is installed (via the web-based clients). A value is required if you want to use the tagslist API.