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Revert "Merge pull request #7153 from matrix-org/babolivier/sso_whitelist_login_fallback"

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This was incorrectly merged to master.

This reverts commit 319c41f573, reversing
changes made to 229eb81498.
This commit is contained in:
Richard van der Hoff 2020-03-27 20:21:09 +00:00
parent 8d4cbdeaa9
commit 0122ef1037
4 changed files with 1 additions and 28 deletions
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1
changelog.d/7153.feature
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@ -1 +0,0 @@
Always whitelist the login fallback in the SSO configuration if `public_baseurl` is set.

4
docs/sample_config.yaml
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@ -1392,10 +1392,6 @@ sso:
# phishing attacks from evil.site. To avoid this, include a slash after the
# hostname: "https://my.client/".
#
# If public_baseurl is set, then the login fallback page (used by clients
# that don't natively support the required login flows) is whitelisted in
# addition to any URLs in this list.
#
# By default, this list is empty.
#
#client_whitelist:

15
synapse/config/sso.py
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@ -39,17 +39,6 @@ class SSOConfig(Config):
self.sso_client_whitelist = sso_config.get("client_whitelist") or []
# Attempt to also whitelist the server's login fallback, since that fallback sets
# the redirect URL to itself (so it can process the login token then return
# gracefully to the client). This would make it pointless to ask the user for
# confirmation, since the URL the confirmation page would be showing wouldn't be
# the client's.
# public_baseurl is an optional setting, so we only add the fallback's URL to the
# list if it's provided (because we can't figure out what that URL is otherwise).
if self.public_baseurl:
login_fallback_url = self.public_baseurl + "_matrix/static/client/login"
self.sso_client_whitelist.append(login_fallback_url)
def generate_config_section(self, **kwargs):
return """\
# Additional settings to use with single-sign on systems such as SAML2 and CAS.
@ -65,10 +54,6 @@ class SSOConfig(Config):
# phishing attacks from evil.site. To avoid this, include a slash after the
# hostname: "https://my.client/".
#
# If public_baseurl is set, then the login fallback page (used by clients
# that don't natively support the required login flows) is whitelisted in
# addition to any URLs in this list.
#
# By default, this list is empty.
#
#client_whitelist:

9
tests/rest/client/v1/test_login.py
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@ -350,14 +350,7 @@ class CASRedirectConfirmTestCase(unittest.HomeserverTestCase):
def test_cas_redirect_whitelisted(self):
"""Tests that the SSO login flow serves a redirect to a whitelisted url
"""
self._test_redirect("https://legit-site.com/")
@override_config({"public_baseurl": "https://example.com"})
def test_cas_redirect_login_fallback(self):
self._test_redirect("https://example.com/_matrix/static/client/login")
def _test_redirect(self, redirect_url):
"""Tests that the SSO login flow serves a redirect for the given redirect URL."""
redirect_url = "https://legit-site.com/"
cas_ticket_url = (
"/_matrix/client/r0/login/cas/ticket?redirectUrl=%s&ticket=ticket"
% (urllib.parse.quote(redirect_url))