diff options
| -rw-r--r-- | synapse/handlers/auth.py | 27 | ||||
| -rw-r--r-- | synapse/handlers/register.py | 3 | ||||
| -rw-r--r-- | tests/utils.py | 13 |
3 files changed, 39 insertions, 4 deletions
diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py index 1ab19cd1a6..59f687e0f1 100644 --- a/synapse/handlers/auth.py +++ b/synapse/handlers/auth.py @@ -324,7 +324,7 @@ class AuthHandler(BaseHandler): def _check_password(self, user_id, password, stored_hash): """Checks that user_id has passed password, raises LoginError if not.""" - if not bcrypt.checkpw(password, stored_hash): + if not self.validate_hash(password, stored_hash): logger.warn("Failed password login for user %s", user_id) raise LoginError(403, "", errcode=Codes.FORBIDDEN) @@ -369,7 +369,7 @@ class AuthHandler(BaseHandler): @defer.inlineCallbacks def set_password(self, user_id, newpassword): - password_hash = bcrypt.hashpw(newpassword, bcrypt.gensalt()) + password_hash = self.hash(newpassword) yield self.store.user_set_password_hash(user_id, password_hash) yield self.store.user_delete_access_tokens(user_id) @@ -391,3 +391,26 @@ class AuthHandler(BaseHandler): def _remove_session(self, session): logger.debug("Removing session %s", session) del self.sessions[session["id"]] + + def hash(self, password): + """Computes a secure hash of password. + + Args: + password (str): Password to hash. + + Returns: + Hashed password (str). + """ + return bcrypt.hashpw(password, bcrypt.gensalt()) + + def validate_hash(self, password, stored_hash): + """Validates that self.hash(password) == stored_hash. + + Args: + password (str): Password to hash. + stored_hash (str): Expected hash value. + + Returns: + Whether self.hash(password) == stored_hash (bool). + """ + return bcrypt.checkpw(password, stored_hash) diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py index 56d125f753..ef4081e3fe 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py @@ -25,7 +25,6 @@ import synapse.util.stringutils as stringutils from synapse.util.async import run_on_reactor from synapse.http.client import CaptchaServerHttpClient -import bcrypt import logging import urllib @@ -82,7 +81,7 @@ class RegistrationHandler(BaseHandler): yield run_on_reactor() password_hash = None if password: - password_hash = bcrypt.hashpw(password, bcrypt.gensalt()) + password_hash = self.auth_handler().hash(password) if localpart: yield self.check_username(localpart) diff --git a/tests/utils.py b/tests/utils.py index 3766a994f2..dd19a16fc7 100644 --- a/tests/utils.py +++ b/tests/utils.py @@ -27,6 +27,7 @@ from twisted.enterprise.adbapi import ConnectionPool from collections import namedtuple from mock import patch, Mock +import hashlib import urllib import urlparse @@ -67,6 +68,18 @@ def setup_test_homeserver(name="test", datastore=None, config=None, **kargs): **kargs ) + # bcrypt is far too slow to be doing in unit tests + def swap_out_hash_for_testing(old_build_handlers): + def build_handlers(): + handlers = old_build_handlers() + auth_handler = handlers.auth_handler + auth_handler.hash = lambda p: hashlib.md5(p).hexdigest() + auth_handler.validate_hash = lambda p, h: hashlib.md5(p).hexdigest() == h + return handlers + return build_handlers + + hs.build_handlers = swap_out_hash_for_testing(hs.build_handlers) + defer.returnValue(hs) |