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Authentication

1,272 bytes added, 08:26, 3 January 2019
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= CAS =
The '''Virginia Tech Central Authentication System''' or '''CAS''' is the Virginia Tech deployment of the [[Free software|open source]] [[w:Shibboleth (Internet2)|Shibboleth]] authentication system. Shibboleth can be thought of as an identity provider similar to [[w:OpenID|OpenID]], but more centralized, and thus well-liked by institutions such as universities.
 
== Scripted Login ==
The following is a work in progress. Eventually, the following commands should yield a login.
<pre>
$ curl -s -c cookies https://auth.vt.edu/login?service=https://my.vt.edu/Login | sed -nrf sedconf | xargs curl
</pre>
 
The <code>sedconf</code> file's contents are below.
<pre>
/name="lt"/s/.*value="([^"]*).*/-d "lt=\1"/p
/name="_eventId"/s/.*value="([^"]*).*/-d "eventId=\1"/p
/name="submit"/s/.*value="(^")*".*/-d "submit=\1"/p
/action="/s/.*action="([^;]*)[^?]*(\??[^"]*).*/--url "https:\/\/auth.vt.edu\1\2"/p
$a -d "username=bob"
$a -d "password=bubba"
$a -c cookies
</pre>
 
Refer to the [[sed]] and [[curl]] manual pages for details on the various commands that drive this script.
 
=External Links=
* [https://auth.vt.edu VT CAS]
* [http://www.computing.vt.edu/infrastructure_services/cas/index.html Description of CAS]
[[Category:Infrastructure]]
[[Category:Scripts]]
[[Category:Campus computing resources]]