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Merge pull request #4004 from matrix-org/travis/login-terms

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Add m.login.terms to the registration flow
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Travis Ralston 2018-11-01 11:03:38 -06:00 committed by GitHub
parent 1b21e771d0 a8c9faa9a2
commit c68aab1536
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9 changed files with 274 additions and 24 deletions
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1
changelog.d/4004.feature Normal file
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@ -0,0 +1 @@
Add `m.login.terms` to the registration flow when consent tracking is enabled. **This makes the template arguments conditionally optional on a new `public_version` variable - update your privacy templates to support this.**

11
docs/consent_tracking.md
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@ -81,9 +81,9 @@ should be a matter of `pip install Jinja2`. On debian, try `apt-get install
python-jinja2`.
Once this is complete, and the server has been restarted, try visiting
`https://<server>/_matrix/consent`. If correctly configured, this should give
an error "Missing string query parameter 'u'". It is now possible to manually
construct URIs where users can give their consent.
`https://<server>/_matrix/consent`. If correctly configured, you should see a
default policy document. It is now possible to manually construct URIs where
users can give their consent.
### Constructing the consent URI
@ -106,6 +106,11 @@ query parameters:
`https://<server>/_matrix/consent?u=<user>&h=68a152465a4d...`.
Note that not providing a `u` parameter will be interpreted as wanting to view
the document from an unauthenticated perspective, such as prior to registration.
Therefore, the `h` parameter is not required in this scenario.
Sending users a server notice asking them to agree to the policy
----------------------------------------------------------------

3
docs/privacy_policy_templates/en/1.0.html
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@ -12,6 +12,8 @@
<p>
All your base are belong to us.
</p>
{% if not public_version %}
<!-- The variables used here are only provided when the 'u' param is given to the homeserver -->
<form method="post" action="consent">
<input type="hidden" name="v" value="{{version}}"/>
<input type="hidden" name="u" value="{{user}}"/>
@ -19,5 +21,6 @@
<input type="submit" value="Sure thing!"/>
</form>
{% endif %}
{% endif %}
</body>
</html>

1
synapse/api/constants.py
View file

@ -51,6 +51,7 @@ class LoginType(object):
EMAIL_IDENTITY = u"m.login.email.identity"
MSISDN = u"m.login.msisdn"
RECAPTCHA = u"m.login.recaptcha"
TERMS = u"m.login.terms"
DUMMY = u"m.login.dummy"
# Only for C/S API v1

21
synapse/handlers/auth.py
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@ -59,6 +59,7 @@ class AuthHandler(BaseHandler):
LoginType.EMAIL_IDENTITY: self._check_email_identity,
LoginType.MSISDN: self._check_msisdn,
LoginType.DUMMY: self._check_dummy_auth,
LoginType.TERMS: self._check_terms_auth,
}
self.bcrypt_rounds = hs.config.bcrypt_rounds
@ -431,6 +432,9 @@ class AuthHandler(BaseHandler):
def _check_dummy_auth(self, authdict, _):
return defer.succeed(True)
def _check_terms_auth(self, authdict, _):
return defer.succeed(True)
@defer.inlineCallbacks
def _check_threepid(self, medium, authdict):
if 'threepid_creds' not in authdict:
@ -462,6 +466,22 @@ class AuthHandler(BaseHandler):
def _get_params_recaptcha(self):
return {"public_key": self.hs.config.recaptcha_public_key}
def _get_params_terms(self):
return {
"policies": {
"privacy_policy": {
"version": self.hs.config.user_consent_version,
"en": {
"name": "Privacy Policy",
"url": "%s/_matrix/consent?v=%s" % (
self.hs.config.public_baseurl,
self.hs.config.user_consent_version,
),
},
},
},
}
def _auth_dict_for_flows(self, flows, session):
public_flows = []
for f in flows:
@ -469,6 +489,7 @@ class AuthHandler(BaseHandler):
get_params = {
LoginType.RECAPTCHA: self._get_params_recaptcha,
LoginType.TERMS: self._get_params_terms,
}
params = {}

81
synapse/rest/client/v2_alpha/auth.py
View file

@ -68,6 +68,29 @@ function captchaDone() {
</html>
"""
TERMS_TEMPLATE = """
<html>
<head>
<title>Authentication</title>
<meta name='viewport' content='width=device-width, initial-scale=1,
user-scalable=no, minimum-scale=1.0, maximum-scale=1.0'>
<link rel="stylesheet" href="/_matrix/static/client/register/style.css">
</head>
<body>
<form id="registrationForm" method="post" action="%(myurl)s">
<div>
<p>
Please click the button below if you agree to the
<a href="%(terms_url)s">privacy policy of this homeserver.</a>
</p>
<input type="hidden" name="session" value="%(session)s" />
<input type="submit" value="Agree" />
</div>
</form>
</body>
</html>
"""
SUCCESS_TEMPLATE = """
<html>
<head>
@ -130,6 +153,27 @@ class AuthRestServlet(RestServlet):
request.setHeader(b"Content-Type", b"text/html; charset=utf-8")
request.setHeader(b"Content-Length", b"%d" % (len(html_bytes),))
request.write(html_bytes)
finish_request(request)
defer.returnValue(None)
elif stagetype == LoginType.TERMS:
session = request.args['session'][0]
html = TERMS_TEMPLATE % {
'session': session,
'terms_url': "%s/_matrix/consent?v=%s" % (
self.hs.config.public_baseurl,
self.hs.config.user_consent_version,
),
'myurl': "%s/auth/%s/fallback/web" % (
CLIENT_V2_ALPHA_PREFIX, LoginType.TERMS
),
}
html_bytes = html.encode("utf8")
request.setResponseCode(200)
request.setHeader(b"Content-Type", b"text/html; charset=utf-8")
request.setHeader(b"Content-Length", b"%d" % (len(html_bytes),))
request.write(html_bytes)
finish_request(request)
defer.returnValue(None)
@ -139,7 +183,7 @@ class AuthRestServlet(RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, stagetype):
yield
if stagetype == "m.login.recaptcha":
if stagetype == LoginType.RECAPTCHA:
if ('g-recaptcha-response' not in request.args or
len(request.args['g-recaptcha-response'])) == 0:
raise SynapseError(400, "No captcha response supplied")
@ -178,6 +222,41 @@ class AuthRestServlet(RestServlet):
request.write(html_bytes)
finish_request(request)
defer.returnValue(None)
elif stagetype == LoginType.TERMS:
if ('session' not in request.args or
len(request.args['session'])) == 0:
raise SynapseError(400, "No session supplied")
session = request.args['session'][0]
authdict = {'session': session}
success = yield self.auth_handler.add_oob_auth(
LoginType.TERMS,
authdict,
self.hs.get_ip_from_request(request)
)
if success:
html = SUCCESS_TEMPLATE
else:
html = TERMS_TEMPLATE % {
'session': session,
'terms_url': "%s/_matrix/consent?v=%s" % (
self.hs.config.public_baseurl,
self.hs.config.user_consent_version,
),
'myurl': "%s/auth/%s/fallback/web" % (
CLIENT_V2_ALPHA_PREFIX, LoginType.TERMS
),
}
html_bytes = html.encode("utf8")
request.setResponseCode(200)
request.setHeader(b"Content-Type", b"text/html; charset=utf-8")
request.setHeader(b"Content-Length", b"%d" % (len(html_bytes),))
request.write(html_bytes)
finish_request(request)
defer.returnValue(None)
else:
raise SynapseError(404, "Unknown auth stage type")

13
synapse/rest/client/v2_alpha/register.py
View file

@ -359,6 +359,13 @@ class RegisterRestServlet(RestServlet):
[LoginType.MSISDN, LoginType.EMAIL_IDENTITY]
])
# Append m.login.terms to all flows if we're requiring consent
if self.hs.config.block_events_without_consent_error is not None:
new_flows = []
for flow in flows:
flow.append(LoginType.TERMS)
flows.extend(new_flows)
auth_result, params, session_id = yield self.auth_handler.check_auth(
flows, body, self.hs.get_ip_from_request(request)
)
@ -445,6 +452,12 @@ class RegisterRestServlet(RestServlet):
params.get("bind_msisdn")
)
if auth_result and LoginType.TERMS in auth_result:
logger.info("%s has consented to the privacy policy" % registered_user_id)
yield self.store.user_set_consent_version(
registered_user_id, self.hs.config.user_consent_version,
)
defer.returnValue((200, return_dict))
def on_OPTIONS(self, _):

12
synapse/rest/consent/consent_resource.py
View file

@ -137,9 +137,12 @@ class ConsentResource(Resource):
request (twisted.web.http.Request):
"""
version = parse_string(request, "v",
default=self._default_consent_version)
username = parse_string(request, "u", required=True)
version = parse_string(request, "v", default=self._default_consent_version)
username = parse_string(request, "u", required=False, default="")
userhmac = None
has_consented = False
public_version = username != ""
if not public_version:
userhmac = parse_string(request, "h", required=True, encoding=None)
self._check_hash(username, userhmac)
@ -152,12 +155,13 @@ class ConsentResource(Resource):
u = yield self.store.get_user_by_id(qualified_user_id)
if u is None:
raise NotFoundError("Unknown user")
has_consented = u["consent_version"] == version
try:
self._render_template(
request, "%s.html" % (version,),
user=username, userhmac=userhmac, version=version,
has_consented=(u["consent_version"] == version),
has_consented=has_consented, public_version=public_version,
)
except TemplateNotFound:
raise NotFoundError("Unknown policy version")

123
tests/test_terms_auth.py Normal file
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@ -0,0 +1,123 @@
# Copyright 2018 New Vector Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import six
from mock import Mock
from twisted.test.proto_helpers import MemoryReactorClock
from synapse.rest.client.v2_alpha.register import register_servlets
from synapse.util import Clock
from tests import unittest
from tests.server import make_request
class TermsTestCase(unittest.HomeserverTestCase):
servlets = [register_servlets]
def prepare(self, reactor, clock, hs):
self.clock = MemoryReactorClock()
self.hs_clock = Clock(self.clock)
self.url = "/_matrix/client/r0/register"
self.registration_handler = Mock()
self.auth_handler = Mock()
self.device_handler = Mock()
hs.config.enable_registration = True
hs.config.registrations_require_3pid = []
hs.config.auto_join_rooms = []
hs.config.enable_registration_captcha = False
def test_ui_auth(self):
self.hs.config.block_events_without_consent_error = True
self.hs.config.public_baseurl = "https://example.org"
self.hs.config.user_consent_version = "1.0"
# Do a UI auth request
request, channel = self.make_request(b"POST", self.url, b"{}")
self.render(request)
self.assertEquals(channel.result["code"], b"401", channel.result)
self.assertTrue(channel.json_body is not None)
self.assertIsInstance(channel.json_body["session"], six.text_type)
self.assertIsInstance(channel.json_body["flows"], list)
for flow in channel.json_body["flows"]:
self.assertIsInstance(flow["stages"], list)
self.assertTrue(len(flow["stages"]) > 0)
self.assertEquals(flow["stages"][-1], "m.login.terms")
expected_params = {
"m.login.terms": {
"policies": {
"privacy_policy": {
"en": {
"name": "Privacy Policy",
"url": "https://example.org/_matrix/consent?v=1.0",
},
"version": "1.0"
},
},
},
}
self.assertIsInstance(channel.json_body["params"], dict)
self.assertDictContainsSubset(channel.json_body["params"], expected_params)
# We have to complete the dummy auth stage before completing the terms stage
request_data = json.dumps(
{
"username": "kermit",
"password": "monkey",
"auth": {
"session": channel.json_body["session"],
"type": "m.login.dummy",
},
}
)
self.registration_handler.check_username = Mock(return_value=True)
request, channel = make_request(b"POST", self.url, request_data)
self.render(request)
# We don't bother checking that the response is correct - we'll leave that to
# other tests. We just want to make sure we're on the right path.
self.assertEquals(channel.result["code"], b"401", channel.result)
# Finish the UI auth for terms
request_data = json.dumps(
{
"username": "kermit",
"password": "monkey",
"auth": {
"session": channel.json_body["session"],
"type": "m.login.terms",
},
}
)
request, channel = make_request(b"POST", self.url, request_data)
self.render(request)
# We're interested in getting a response that looks like a successful
# registration, not so much that the details are exactly what we want.
self.assertEquals(channel.result["code"], b"200", channel.result)
self.assertTrue(channel.json_body is not None)
self.assertIsInstance(channel.json_body["user_id"], six.text_type)
self.assertIsInstance(channel.json_body["access_token"], six.text_type)
self.assertIsInstance(channel.json_body["device_id"], six.text_type)