112 lines
4.0 KiB
Python
112 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from twisted.internet import defer
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from ._base import BaseHandler
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from synapse.api.errors import LoginError, Codes
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from synapse.http.client import SimpleHttpClient
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from synapse.util.emailutils import EmailException
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import synapse.util.emailutils as emailutils
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import bcrypt
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import logging
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logger = logging.getLogger(__name__)
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class LoginHandler(BaseHandler):
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def __init__(self, hs):
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super(LoginHandler, self).__init__(hs)
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self.hs = hs
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@defer.inlineCallbacks
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def login(self, user, password):
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"""Login as the specified user with the specified password.
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Args:
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user (str): The user ID.
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password (str): The password.
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Returns:
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The newly allocated access token.
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Raises:
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StoreError if there was a problem storing the token.
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LoginError if there was an authentication problem.
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"""
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# TODO do this better, it can't go in __init__ else it cyclic loops
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if not hasattr(self, "reg_handler"):
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self.reg_handler = self.hs.get_handlers().registration_handler
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# pull out the hash for this user if they exist
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user_info = yield self.store.get_user_by_id(user_id=user)
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if not user_info:
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logger.warn("Attempted to login as %s but they do not exist", user)
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raise LoginError(403, "", errcode=Codes.FORBIDDEN)
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stored_hash = user_info[0]["password_hash"]
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if bcrypt.checkpw(password, stored_hash):
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# generate an access token and store it.
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token = self.reg_handler._generate_token(user)
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logger.info("Adding token %s for user %s", token, user)
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yield self.store.add_access_token_to_user(user, token)
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defer.returnValue(token)
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else:
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logger.warn("Failed password login for user %s", user)
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raise LoginError(403, "", errcode=Codes.FORBIDDEN)
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@defer.inlineCallbacks
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def reset_password(self, user_id, email):
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is_valid = yield self._check_valid_association(user_id, email)
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logger.info("reset_password user=%s email=%s valid=%s", user_id, email,
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is_valid)
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if is_valid:
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try:
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# send an email out
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emailutils.send_email(
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smtp_server=self.hs.config.email_smtp_server,
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from_addr=self.hs.config.email_from_address,
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to_addr=email,
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subject="Password Reset",
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body="TODO."
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)
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except EmailException as e:
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logger.exception(e)
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@defer.inlineCallbacks
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def _check_valid_association(self, user_id, email):
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identity = yield self._query_email(email)
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if identity and "mxid" in identity:
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if identity["mxid"] == user_id:
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defer.returnValue(True)
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return
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defer.returnValue(False)
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@defer.inlineCallbacks
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def _query_email(self, email):
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httpCli = SimpleHttpClient(self.hs)
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data = yield httpCli.get_json(
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# TODO FIXME This should be configurable.
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# XXX: ID servers need to use HTTPS
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"http://%s%s" % (
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"matrix.org:8090", "/_matrix/identity/api/v1/lookup"
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),
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{
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'medium': 'email',
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'address': email
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}
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)
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defer.returnValue(data)
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