raeburn raeburn at source.lon-capa.org
Thu Mar 26 12:31:01 EDT 2015

raeburn		Thu Mar 26 16:31:01 2015 EDT

Modified files:
Log:
- Document support for upload of custom HTML in head portion of log-in page.

@@ -1,6 +1,6 @@
If your domain has more than one server you have the option to configure whether
-any of the servers will redirect to another server whenever the log-in page is requested.  This can be useful if you maintain a portal or "Load Balancer" server which
+any of the servers will redirect to another server whenever the log-in page is requested.  This can be useful if you maintain a portal or Load Balancer'' server which
forms your institution's gateway to LON-CAPA. You can specify the path to which
the user should be redirected, and also whether log-in page requests from specific
IP addresses should be exempt from the redirection.  The exemption is useful
@@ -65,3 +65,13 @@
and private keys which will be entered in the domain configuration form.  If you have more
than one server in your domain, you should request global'' keys, as the same keys will be
used by the Contact Helpdesk ReCAPTCHA on all servers in your domain.
+
+\hfill{}
+
+The head portion of the log-in page may contain custom mark up (e.g., a script block containing
+javascript for page analytics) in a file which will be uploaded and published public.
+Different custom markup may be uploaded for each server in a domain, and a comma separated list
+of IP addresses may be specified for which the custom markup will not not be included in the page,
+when the request for the log-in page originates from one of those addresses. A use case for the
+exempt IP addresses is where robotic requests for the log-in page and made from a monitoring
+machine, used to detect when a LON-CAPA server is not working correctly.