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Update README.md

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Michael Lazar 2020-05-24 01:40:09 -04:00 committed by GitHub
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@ -134,6 +134,35 @@ the request using environment variables:
| Variable Name | Description | Example |
| --- | --- | --- |
| GATEWAY_INTERFACE | The CGI version (for compatability). | ``GCI/1.1`` |
| SERVER_PROTOCOL | The server protocol. | ``GEMINI`` |
| SERVER_SOFTWARE | The server version string. | ``jetforce/0.0.7`` |
| GEMINI_URL | The raw URL string that was requested. | ``gemini://mozz.us/cgi-bin/example.cgi/hello?world``
| SCRIPT_NAME | The part of the URL's path that corresponds to the CGI script location. | ``/cgi-bin/example.cgi`` |
| PATH_INFO | The remainder of the URL's path after the CGI script location. | ``/hello`` |
| QUERY_STRING | The query string portion of the request URL. | ``world`` |
| HOSTNAME | The server's hostname. | ``mozz.us`` |
| SERVER_NAME | The server hostname, alias for HOSTNAME. | ``mozz.us`` |
| REMOTE_ADDR | The client IP address. | ``10.10.0.2`` |
| REMOTE_HOST | The client IP address, alias for REMOTE_ADDR. | ``10.10.0.2`` |
| SERVER_PORT | The server port number. | ``1965`` |
Additional CGI variables will also be included when the connection uses a TLS client certificate:
| Variable Name | Description | Example |
| --- | --- | --- |
| AUTH_TYPE | The authentication type (for compatability). | ``CERTIFICATE`` |
| REMOTE_USER | The subject CommonName attribute, if provided. | ``michael123`` |
| TLS_CLIENT_HASH | A base64-encoded certificate fingerprint | ``hjQftIC/4zPDQ1MNdav5nRQ39pM482xoTIgxtjyZOpY=`` |
| TLS_CLIENT_NOT_BEFORE | The certificate activation date | ``2020-04-05T04:18:22Z`` |
| TLS_CLIENT_NOT_AFTER | The certificate expiration date | ``2021-04-05T04:18:22Z`` |
| TLS_CLIENT_SERIAL_NUMBER | The certificate serial number | ``73629018972631`` |
| TLS_CLIENT_VERIFIED | Whether the certificate verified by local CA | ``0``/``1`` |
| TLS_CIPHER | The TLS cipher that was used. | ``TLS_AES_256_GCM_SHA384``|
| TLS_VERSION | The TLS version that was used. | ``TLSv1.3`` |
| GATEWAY_INTERFACE | The CGI version (for compatability with other CGI scripts). | ``GCI/1.1`` |
| SERVER_PROTOCOL | The server protocol. | ``GEMINI`` |
| SERVER_SOFTWARE | The server version string. | ``jetforce/0.0.7`` |
@ -142,12 +171,13 @@ the request using environment variables:
| PATH_INFO | The remainder of the URL's path after the CGI script location. | ``/hello`` |
| QUERY_STRING | The query string portion of the request URL. | ``world`` |
| HOSTNAME | The server's hostname. | ``mozz.us`` |
| SERVER_NAME | The server hostname, alias for HOSTNAME. | ``mozz.us`` |
| REMOTE_ADDR | The client IP address. | ``10.10.0.2`` |
| REMOTE_HOST | The client IP address, alias for REMOTE_ADDR. | ``10.10.0.2`` |
| SERVER_NAME | The server hostname, alias for HOSTNAME. | ``mozz.us`` |
| SERVER_PORT | The server port number. | ``1965`` |
The CGI script must then write the gemini response to the *stdout* stream.
This includes the status code and meta string on the first line, and the
optional response body on subsequent lines. The bytes generated by the