Move the default SAML2 error HTML to a dedicated file

Also add some JS to it to process any error we might have in the URI
(see #6893).
This commit is contained in:
Brendan Abolivier 2020-03-11 19:33:16 +00:00
parent 54dd28621b
commit b8cfe79ffc
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GPG Key ID: 1E015C145F1916CD
2 changed files with 55 additions and 18 deletions

View File

@ -15,6 +15,9 @@
# limitations under the License.
import logging
import os
import pkg_resources
from synapse.python_dependencies import DependencyException, check_requirements
from synapse.util.module_loader import load_module, load_python_module
@ -27,18 +30,6 @@ DEFAULT_USER_MAPPING_PROVIDER = (
"synapse.handlers.saml_handler.DefaultSamlMappingProvider"
)
SAML2_ERROR_DEFAULT_HTML = """
<html>
<body>
<p>Oops! Something went wrong</p>
<p>
Try logging in again from your Matrix client and if the problem persists
please contact the server's administrator.
</p>
</body>
</html>
"""
def _dict_merge(merge_dict, into_dict):
"""Do a deep merge of two dicts
@ -172,12 +163,14 @@ class SAML2Config(Config):
saml2_config.get("saml_session_lifetime", "5m")
)
if "error_html_path" in config:
self.saml2_error_html_content = self.read_file(
config["error_html_path"], "saml2_config.error_html_path",
)
else:
self.saml2_error_html_content = SAML2_ERROR_DEFAULT_HTML
error_html_path = config.get("error_html_path")
if not error_html_path:
template_dir = pkg_resources.resource_filename("synapse", "res/templates")
error_html_path = os.path.join(template_dir, "saml_error.html")
self.saml2_error_html_content = self.read_file(
error_html_path, "saml2_config.error_html_path",
)
def _default_saml_config_dict(
self, required_attributes: set, optional_attributes: set

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@ -0,0 +1,44 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>SSO error</title>
</head>
<body>
<p>Oops! Something went wrong during authentication<span id="errormsg"></span>.</p>
<p>
If you are seeing this page after clicking a link sent to you via email, make
sure you only click the confirmation link once, and that you open the
validation link in the same client you're logging in from.
</p>
<p>
Try logging in again from your Matrix client and if the problem persists
please contact the server's administrator.
</p>
<script type="text/javascript">
// Error handling to support Auth0 errors that we might get through a GET request
// to the validation endpoint. If an error is provided, it's either going to be
// located in the query string or in a query string-like URI fragment.
// We try to locate the error from any of these two locations, but if we can't
// we just don't print anything specific.
let searchStr = "";
if (window.location.search) {
// For some reason window.location.searchParams isn't always defined when
// window.location.search is, so we can't just use it right away.
searchStr = window.location.search;
} else if (window.location.hash) {
// Replace the # with a ? so that URLSearchParams does the right thing and
// doesn't parse the first parameter incorrectly.
searchStr = window.location.hash.replace("#", "?");
}
// We might end up with no error in the URL, so we need to check if we have one
// to print one.
let errorDesc = new URLSearchParams(searchStr).get("error_description")
if (errorDesc) {
document.getElementById("errormsg").innerHTML = ` ("${errorDesc}")`;
}
</script>
</body>
</html>