Commit 83180841 authored by Patricio Cano's avatar Patricio Cano

Merge branch 'patch-7' into 'master'

fix how to get SAML error details

## What does this MR do?

Update to better document how to get SAML error details.

Fix https://gitlab.com/gitlab-org/gitlab-ce/issues/1929 and https://gitlab.com/gitlab-org/gitlab-ce/issues/3223. Related to https://gitlab.com/gitlab-org/gitlab-ce/issues/12705.

See merge request !7199
parents 56e6f954 66c27cf9
Pipeline #4830432 failed with stages
in 59 minutes and 5 seconds
......@@ -268,13 +268,20 @@ message `Can't verify CSRF token authenticity`. This means that there is an erro
the SAML request, but this error never reaches GitLab due to the CSRF check.
To bypass this you can add `skip_before_action :verify_authenticity_token` to the
`omniauth_callbacks_controller.rb` file. This will allow the error to hit GitLab,
where it can then be seen in the usual logs, or as a flash message in the login
screen.
That file is located at `/opt/gitlab/embedded/service/gitlab-rails/app/controllers`
for Omnibus installations and by default on `/home/git/gitlab/app/controllers` for
installations from source.
`omniauth_callbacks_controller.rb` file immediately after the `class` line and
comment out the `protect_from_forgery` line using a `#` then restart Unicorn. This
will allow the error to hit GitLab, where it can then be seen in the usual logs,
or as a flash message on the login screen.
That file is located in `/opt/gitlab/embedded/service/gitlab-rails/app/controllers`
for Omnibus installations and by default in `/home/git/gitlab/app/controllers` for
installations from source. Restart Unicorn using the `sudo gitlab-ctl restart unicorn`
command on Omnibus installations and `sudo service gitlab restart` on installations
from source.
You may also find the [SSO Tracer](https://addons.mozilla.org/en-US/firefox/addon/sso-tracer)
(Firefox) and [SAML Chrome Panel](https://chrome.google.com/webstore/detail/saml-chrome-panel/paijfdbeoenhembfhkhllainmocckace)
(Chrome) browser extensions useful in your debugging.
### Invalid audience
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