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forked-synapse/tests/rest/client/v2_alpha/test_account.py
Andrew Morgan a3a90ee031
Show a confirmation page during user password reset (#8004) 
This PR adds a confirmation step to resetting your user password between clicking the link in your email and your password actually being reset.

This is to better align our password reset flow with the industry standard of requiring a confirmation from the user after email validation.
2020-09-10 11:45:12 +01:00

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Python
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# -*- coding: utf-8 -*-
# Copyright 2015-2016 OpenMarket Ltd
# Copyright 2017-2018 New Vector Ltd
# Copyright 2019 The Matrix.org Foundation C.I.C.
#
# 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 os
import re
from email.parser import Parser
from typing import Optional
from urllib.parse import urlencode
import pkg_resources
import synapse.rest.admin
from synapse.api.constants import LoginType, Membership
from synapse.api.errors import Codes
from synapse.rest.client.v1 import login, room
from synapse.rest.client.v2_alpha import account, register
from synapse.rest.synapse.client.password_reset import PasswordResetSubmitTokenResource
from tests import unittest
from tests.unittest import override_config
class PasswordResetTestCase(unittest.HomeserverTestCase):
servlets = [
account.register_servlets,
synapse.rest.admin.register_servlets_for_client_rest_resource,
register.register_servlets,
login.register_servlets,
]
def make_homeserver(self, reactor, clock):
config = self.default_config()
# Email config.
self.email_attempts = []
async def sendmail(smtphost, from_addr, to_addrs, msg, **kwargs):
self.email_attempts.append(msg)
return
config["email"] = {
"enable_notifs": False,
"template_dir": os.path.abspath(
pkg_resources.resource_filename("synapse", "res/templates")
),
"smtp_host": "127.0.0.1",
"smtp_port": 20,
"require_transport_security": False,
"smtp_user": None,
"smtp_pass": None,
"notif_from": "test@example.com",
}
config["public_baseurl"] = "https://example.com"
hs = self.setup_test_homeserver(config=config, sendmail=sendmail)
return hs
def prepare(self, reactor, clock, hs):
self.store = hs.get_datastore()
self.submit_token_resource = PasswordResetSubmitTokenResource(hs)
def test_basic_password_reset(self):
"""Test basic password reset flow
"""
old_password = "monkey"
new_password = "kangeroo"
user_id = self.register_user("kermit", old_password)
self.login("kermit", old_password)
email = "test@example.com"
# Add a threepid
self.get_success(
self.store.user_add_threepid(
user_id=user_id,
medium="email",
address=email,
validated_at=0,
added_at=0,
)
)
client_secret = "foobar"
session_id = self._request_token(email, client_secret)
self.assertEquals(len(self.email_attempts), 1)
link = self._get_link_from_email()
self._validate_token(link)
self._reset_password(new_password, session_id, client_secret)
# Assert we can log in with the new password
self.login("kermit", new_password)
# Assert we can't log in with the old password
self.attempt_wrong_password_login("kermit", old_password)
def test_basic_password_reset_canonicalise_email(self):
"""Test basic password reset flow
Request password reset with different spelling
"""
old_password = "monkey"
new_password = "kangeroo"
user_id = self.register_user("kermit", old_password)
self.login("kermit", old_password)
email_profile = "test@example.com"
email_passwort_reset = "TEST@EXAMPLE.COM"
# Add a threepid
self.get_success(
self.store.user_add_threepid(
user_id=user_id,
medium="email",
address=email_profile,
validated_at=0,
added_at=0,
)
)
client_secret = "foobar"
session_id = self._request_token(email_passwort_reset, client_secret)
self.assertEquals(len(self.email_attempts), 1)
link = self._get_link_from_email()
self._validate_token(link)
self._reset_password(new_password, session_id, client_secret)
# Assert we can log in with the new password
self.login("kermit", new_password)
# Assert we can't log in with the old password
self.attempt_wrong_password_login("kermit", old_password)
def test_cant_reset_password_without_clicking_link(self):
"""Test that we do actually need to click the link in the email
"""
old_password = "monkey"
new_password = "kangeroo"
user_id = self.register_user("kermit", old_password)
self.login("kermit", old_password)
email = "test@example.com"
# Add a threepid
self.get_success(
self.store.user_add_threepid(
user_id=user_id,
medium="email",
address=email,
validated_at=0,
added_at=0,
)
)
client_secret = "foobar"
session_id = self._request_token(email, client_secret)
self.assertEquals(len(self.email_attempts), 1)
# Attempt to reset password without clicking the link
self._reset_password(new_password, session_id, client_secret, expected_code=401)
# Assert we can log in with the old password
self.login("kermit", old_password)
# Assert we can't log in with the new password
self.attempt_wrong_password_login("kermit", new_password)
def test_no_valid_token(self):
"""Test that we do actually need to request a token and can't just
make a session up.
"""
old_password = "monkey"
new_password = "kangeroo"
user_id = self.register_user("kermit", old_password)
self.login("kermit", old_password)
email = "test@example.com"
# Add a threepid
self.get_success(
self.store.user_add_threepid(
user_id=user_id,
medium="email",
address=email,
validated_at=0,
added_at=0,
)
)
client_secret = "foobar"
session_id = "weasle"
# Attempt to reset password without even requesting an email
self._reset_password(new_password, session_id, client_secret, expected_code=401)
# Assert we can log in with the old password
self.login("kermit", old_password)
# Assert we can't log in with the new password
self.attempt_wrong_password_login("kermit", new_password)
@unittest.override_config({"request_token_inhibit_3pid_errors": True})
def test_password_reset_bad_email_inhibit_error(self):
"""Test that triggering a password reset with an email address that isn't bound
to an account doesn't leak the lack of binding for that address if configured
that way.
"""
self.register_user("kermit", "monkey")
self.login("kermit", "monkey")
email = "test@example.com"
client_secret = "foobar"
session_id = self._request_token(email, client_secret)
self.assertIsNotNone(session_id)
def _request_token(self, email, client_secret):
request, channel = self.make_request(
"POST",
b"account/password/email/requestToken",
{"client_secret": client_secret, "email": email, "send_attempt": 1},
)
self.render(request)
self.assertEquals(200, channel.code, channel.result)
return channel.json_body["sid"]
def _validate_token(self, link):
# Remove the host
path = link.replace("https://example.com", "")
# Load the password reset confirmation page
request, channel = self.make_request("GET", path, shorthand=False)
request.render(self.submit_token_resource)
self.pump()
self.assertEquals(200, channel.code, channel.result)
# Now POST to the same endpoint, mimicking the same behaviour as clicking the
# password reset confirm button
# Send arguments as url-encoded form data, matching the template's behaviour
form_args = []
for key, value_list in request.args.items():
for value in value_list:
arg = (key, value)
form_args.append(arg)
# Confirm the password reset
request, channel = self.make_request(
"POST",
path,
content=urlencode(form_args).encode("utf8"),
shorthand=False,
content_is_form=True,
)
request.render(self.submit_token_resource)
self.pump()
self.assertEquals(200, channel.code, channel.result)
def _get_link_from_email(self):
assert self.email_attempts, "No emails have been sent"
raw_msg = self.email_attempts[-1].decode("UTF-8")
mail = Parser().parsestr(raw_msg)
text = None
for part in mail.walk():
if part.get_content_type() == "text/plain":
text = part.get_payload(decode=True).decode("UTF-8")
break
if not text:
self.fail("Could not find text portion of email to parse")
match = re.search(r"https://example.com\S+", text)
assert match, "Could not find link in email"
return match.group(0)
def _reset_password(
self, new_password, session_id, client_secret, expected_code=200
):
request, channel = self.make_request(
"POST",
b"account/password",
{
"new_password": new_password,
"auth": {
"type": LoginType.EMAIL_IDENTITY,
"threepid_creds": {
"client_secret": client_secret,
"sid": session_id,
},
},
},
)
self.render(request)
self.assertEquals(expected_code, channel.code, channel.result)
class DeactivateTestCase(unittest.HomeserverTestCase):
servlets = [
synapse.rest.admin.register_servlets_for_client_rest_resource,
login.register_servlets,
account.register_servlets,
room.register_servlets,
]
def make_homeserver(self, reactor, clock):
self.hs = self.setup_test_homeserver()
return self.hs
def test_deactivate_account(self):
user_id = self.register_user("kermit", "test")
tok = self.login("kermit", "test")
self.deactivate(user_id, tok)
store = self.hs.get_datastore()
# Check that the user has been marked as deactivated.
self.assertTrue(self.get_success(store.get_user_deactivated_status(user_id)))
# Check that this access token has been invalidated.
request, channel = self.make_request("GET", "account/whoami")
self.render(request)
self.assertEqual(request.code, 401)
@unittest.INFO
def test_pending_invites(self):
"""Tests that deactivating a user rejects every pending invite for them."""
store = self.hs.get_datastore()
inviter_id = self.register_user("inviter", "test")
inviter_tok = self.login("inviter", "test")
invitee_id = self.register_user("invitee", "test")
invitee_tok = self.login("invitee", "test")
# Make @inviter:test invite @invitee:test in a new room.
room_id = self.helper.create_room_as(inviter_id, tok=inviter_tok)
self.helper.invite(
room=room_id, src=inviter_id, targ=invitee_id, tok=inviter_tok
)
# Make sure the invite is here.
pending_invites = self.get_success(
store.get_invited_rooms_for_local_user(invitee_id)
)
self.assertEqual(len(pending_invites), 1, pending_invites)
self.assertEqual(pending_invites[0].room_id, room_id, pending_invites)
# Deactivate @invitee:test.
self.deactivate(invitee_id, invitee_tok)
# Check that the invite isn't there anymore.
pending_invites = self.get_success(
store.get_invited_rooms_for_local_user(invitee_id)
)
self.assertEqual(len(pending_invites), 0, pending_invites)
# Check that the membership of @invitee:test in the room is now "leave".
memberships = self.get_success(
store.get_rooms_for_local_user_where_membership_is(
invitee_id, [Membership.LEAVE]
)
)
self.assertEqual(len(memberships), 1, memberships)
self.assertEqual(memberships[0].room_id, room_id, memberships)
def deactivate(self, user_id, tok):
request_data = json.dumps(
{
"auth": {
"type": "m.login.password",
"user": user_id,
"password": "test",
},
"erase": False,
}
)
request, channel = self.make_request(
"POST", "account/deactivate", request_data, access_token=tok
)
self.render(request)
self.assertEqual(request.code, 200)
class ThreepidEmailRestTestCase(unittest.HomeserverTestCase):
servlets = [
account.register_servlets,
login.register_servlets,
synapse.rest.admin.register_servlets_for_client_rest_resource,
]
def make_homeserver(self, reactor, clock):
config = self.default_config()
# Email config.
self.email_attempts = []
async def sendmail(smtphost, from_addr, to_addrs, msg, **kwargs):
self.email_attempts.append(msg)
config["email"] = {
"enable_notifs": False,
"template_dir": os.path.abspath(
pkg_resources.resource_filename("synapse", "res/templates")
),
"smtp_host": "127.0.0.1",
"smtp_port": 20,
"require_transport_security": False,
"smtp_user": None,
"smtp_pass": None,
"notif_from": "test@example.com",
}
config["public_baseurl"] = "https://example.com"
self.hs = self.setup_test_homeserver(config=config, sendmail=sendmail)
return self.hs
def prepare(self, reactor, clock, hs):
self.store = hs.get_datastore()
self.user_id = self.register_user("kermit", "test")
self.user_id_tok = self.login("kermit", "test")
self.email = "test@example.com"
self.url_3pid = b"account/3pid"
def test_add_valid_email(self):
self.get_success(self._add_email(self.email, self.email))
def test_add_valid_email_second_time(self):
self.get_success(self._add_email(self.email, self.email))
self.get_success(
self._request_token_invalid_email(
self.email,
expected_errcode=Codes.THREEPID_IN_USE,
expected_error="Email is already in use",
)
)
def test_add_valid_email_second_time_canonicalise(self):
self.get_success(self._add_email(self.email, self.email))
self.get_success(
self._request_token_invalid_email(
"TEST@EXAMPLE.COM",
expected_errcode=Codes.THREEPID_IN_USE,
expected_error="Email is already in use",
)
)
def test_add_email_no_at(self):
self.get_success(
self._request_token_invalid_email(
"address-without-at.bar",
expected_errcode=Codes.UNKNOWN,
expected_error="Unable to parse email address",
)
)
def test_add_email_two_at(self):
self.get_success(
self._request_token_invalid_email(
"foo@foo@test.bar",
expected_errcode=Codes.UNKNOWN,
expected_error="Unable to parse email address",
)
)
def test_add_email_bad_format(self):
self.get_success(
self._request_token_invalid_email(
"user@bad.example.net@good.example.com",
expected_errcode=Codes.UNKNOWN,
expected_error="Unable to parse email address",
)
)
def test_add_email_domain_to_lower(self):
self.get_success(self._add_email("foo@TEST.BAR", "foo@test.bar"))
def test_add_email_domain_with_umlaut(self):
self.get_success(self._add_email("foo@Öumlaut.com", "foo@öumlaut.com"))
def test_add_email_address_casefold(self):
self.get_success(self._add_email("Strauß@Example.com", "strauss@example.com"))
def test_address_trim(self):
self.get_success(self._add_email(" foo@test.bar ", "foo@test.bar"))
def test_add_email_if_disabled(self):
"""Test adding email to profile when doing so is disallowed
"""
self.hs.config.enable_3pid_changes = False
client_secret = "foobar"
session_id = self._request_token(self.email, client_secret)
self.assertEquals(len(self.email_attempts), 1)
link = self._get_link_from_email()
self._validate_token(link)
request, channel = self.make_request(
"POST",
b"/_matrix/client/unstable/account/3pid/add",
{
"client_secret": client_secret,
"sid": session_id,
"auth": {
"type": "m.login.password",
"user": self.user_id,
"password": "test",
},
},
access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"])
self.assertEqual(Codes.FORBIDDEN, channel.json_body["errcode"])
# Get user
request, channel = self.make_request(
"GET", self.url_3pid, access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"])
self.assertFalse(channel.json_body["threepids"])
def test_delete_email(self):
"""Test deleting an email from profile
"""
# Add a threepid
self.get_success(
self.store.user_add_threepid(
user_id=self.user_id,
medium="email",
address=self.email,
validated_at=0,
added_at=0,
)
)
request, channel = self.make_request(
"POST",
b"account/3pid/delete",
{"medium": "email", "address": self.email},
access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"])
# Get user
request, channel = self.make_request(
"GET", self.url_3pid, access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"])
self.assertFalse(channel.json_body["threepids"])
def test_delete_email_if_disabled(self):
"""Test deleting an email from profile when disallowed
"""
self.hs.config.enable_3pid_changes = False
# Add a threepid
self.get_success(
self.store.user_add_threepid(
user_id=self.user_id,
medium="email",
address=self.email,
validated_at=0,
added_at=0,
)
)
request, channel = self.make_request(
"POST",
b"account/3pid/delete",
{"medium": "email", "address": self.email},
access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"])
self.assertEqual(Codes.FORBIDDEN, channel.json_body["errcode"])
# Get user
request, channel = self.make_request(
"GET", self.url_3pid, access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"])
self.assertEqual("email", channel.json_body["threepids"][0]["medium"])
self.assertEqual(self.email, channel.json_body["threepids"][0]["address"])
def test_cant_add_email_without_clicking_link(self):
"""Test that we do actually need to click the link in the email
"""
client_secret = "foobar"
session_id = self._request_token(self.email, client_secret)
self.assertEquals(len(self.email_attempts), 1)
# Attempt to add email without clicking the link
request, channel = self.make_request(
"POST",
b"/_matrix/client/unstable/account/3pid/add",
{
"client_secret": client_secret,
"sid": session_id,
"auth": {
"type": "m.login.password",
"user": self.user_id,
"password": "test",
},
},
access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"])
self.assertEqual(Codes.THREEPID_AUTH_FAILED, channel.json_body["errcode"])
# Get user
request, channel = self.make_request(
"GET", self.url_3pid, access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"])
self.assertFalse(channel.json_body["threepids"])
def test_no_valid_token(self):
"""Test that we do actually need to request a token and can't just
make a session up.
"""
client_secret = "foobar"
session_id = "weasle"
# Attempt to add email without even requesting an email
request, channel = self.make_request(
"POST",
b"/_matrix/client/unstable/account/3pid/add",
{
"client_secret": client_secret,
"sid": session_id,
"auth": {
"type": "m.login.password",
"user": self.user_id,
"password": "test",
},
},
access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"])
self.assertEqual(Codes.THREEPID_AUTH_FAILED, channel.json_body["errcode"])
# Get user
request, channel = self.make_request(
"GET", self.url_3pid, access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"])
self.assertFalse(channel.json_body["threepids"])
@override_config({"next_link_domain_whitelist": None})
def test_next_link(self):
"""Tests a valid next_link parameter value with no whitelist (good case)"""
self._request_token(
"something@example.com",
"some_secret",
next_link="https://example.com/a/good/site",
expect_code=200,
)
@override_config({"next_link_domain_whitelist": None})
def test_next_link_exotic_protocol(self):
"""Tests using a esoteric protocol as a next_link parameter value.
Someone may be hosting a client on IPFS etc.
"""
self._request_token(
"something@example.com",
"some_secret",
next_link="some-protocol://abcdefghijklmopqrstuvwxyz",
expect_code=200,
)
@override_config({"next_link_domain_whitelist": None})
def test_next_link_file_uri(self):
"""Tests next_link parameters cannot be file URI"""
# Attempt to use a next_link value that points to the local disk
self._request_token(
"something@example.com",
"some_secret",
next_link="file:///host/path",
expect_code=400,
)
@override_config({"next_link_domain_whitelist": ["example.com", "example.org"]})
def test_next_link_domain_whitelist(self):
"""Tests next_link parameters must fit the whitelist if provided"""
self._request_token(
"something@example.com",
"some_secret",
next_link="https://example.com/some/good/page",
expect_code=200,
)
self._request_token(
"something@example.com",
"some_secret",
next_link="https://example.org/some/also/good/page",
expect_code=200,
)
self._request_token(
"something@example.com",
"some_secret",
next_link="https://bad.example.org/some/bad/page",
expect_code=400,
)
@override_config({"next_link_domain_whitelist": []})
def test_empty_next_link_domain_whitelist(self):
"""Tests an empty next_lint_domain_whitelist value, meaning next_link is essentially
disallowed
"""
self._request_token(
"something@example.com",
"some_secret",
next_link="https://example.com/a/page",
expect_code=400,
)
def _request_token(
self,
email: str,
client_secret: str,
next_link: Optional[str] = None,
expect_code: int = 200,
) -> str:
"""Request a validation token to add an email address to a user's account
Args:
email: The email address to validate
client_secret: A secret string
next_link: A link to redirect the user to after validation
expect_code: Expected return code of the call
Returns:
The ID of the new threepid validation session
"""
body = {"client_secret": client_secret, "email": email, "send_attempt": 1}
if next_link:
body["next_link"] = next_link
request, channel = self.make_request(
"POST", b"account/3pid/email/requestToken", body,
)
self.render(request)
self.assertEquals(expect_code, channel.code, channel.result)
return channel.json_body.get("sid")
def _request_token_invalid_email(
self, email, expected_errcode, expected_error, client_secret="foobar",
):
request, channel = self.make_request(
"POST",
b"account/3pid/email/requestToken",
{"client_secret": client_secret, "email": email, "send_attempt": 1},
)
self.render(request)
self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"])
self.assertEqual(expected_errcode, channel.json_body["errcode"])
self.assertEqual(expected_error, channel.json_body["error"])
def _validate_token(self, link):
# Remove the host
path = link.replace("https://example.com", "")
request, channel = self.make_request("GET", path, shorthand=False)
self.render(request)
self.assertEquals(200, channel.code, channel.result)
def _get_link_from_email(self):
assert self.email_attempts, "No emails have been sent"
raw_msg = self.email_attempts[-1].decode("UTF-8")
mail = Parser().parsestr(raw_msg)
text = None
for part in mail.walk():
if part.get_content_type() == "text/plain":
text = part.get_payload(decode=True).decode("UTF-8")
break
if not text:
self.fail("Could not find text portion of email to parse")
match = re.search(r"https://example.com\S+", text)
assert match, "Could not find link in email"
return match.group(0)
def _add_email(self, request_email, expected_email):
"""Test adding an email to profile
"""
client_secret = "foobar"
session_id = self._request_token(request_email, client_secret)
self.assertEquals(len(self.email_attempts), 1)
link = self._get_link_from_email()
self._validate_token(link)
request, channel = self.make_request(
"POST",
b"/_matrix/client/unstable/account/3pid/add",
{
"client_secret": client_secret,
"sid": session_id,
"auth": {
"type": "m.login.password",
"user": self.user_id,
"password": "test",
},
},
access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"])
# Get user
request, channel = self.make_request(
"GET", self.url_3pid, access_token=self.user_id_tok,
)
self.render(request)
self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"])
self.assertEqual("email", channel.json_body["threepids"][0]["medium"])
self.assertEqual(expected_email, channel.json_body["threepids"][0]["address"])
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