diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py
index d5d6faa85f..7a13a8b11c 100644
--- a/synapse/handlers/auth.py
+++ b/synapse/handlers/auth.py
@@ -49,6 +49,21 @@ class AuthHandler(BaseHandler):
self.sessions = {}
self.INVALID_TOKEN_HTTP_STATUS = 401
+ self.ldap_enabled = hs.config.ldap_enabled
+ self.ldap_server = hs.config.ldap_server
+ self.ldap_port = hs.config.ldap_port
+ self.ldap_tls = hs.config.ldap_tls
+ self.ldap_search_base = hs.config.ldap_search_base
+ self.ldap_search_property = hs.config.ldap_search_property
+ self.ldap_email_property = hs.config.ldap_email_property
+ self.ldap_full_name_property = hs.config.ldap_full_name_property
+
+ if self.ldap_enabled is True:
+ import ldap
+ logger.info("Import ldap version: %s", ldap.__version__)
+
+ self.hs = hs # FIXME better possibility to access registrationHandler later?
+
@defer.inlineCallbacks
def check_auth(self, flows, clientdict, clientip):
"""
@@ -215,8 +230,10 @@ class AuthHandler(BaseHandler):
if not user_id.startswith('@'):
user_id = UserID.create(user_id, self.hs.hostname).to_string()
- user_id, password_hash = yield self._find_user_id_and_pwd_hash(user_id)
- self._check_password(user_id, password, password_hash)
+ if not (yield self._check_password(user_id, password)):
+ logger.warn("Failed password login for user %s", user_id)
+ raise LoginError(403, "", errcode=Codes.FORBIDDEN)
+
defer.returnValue(user_id)
@defer.inlineCallbacks
@@ -340,8 +357,10 @@ class AuthHandler(BaseHandler):
StoreError if there was a problem storing the token.
LoginError if there was an authentication problem.
"""
- user_id, password_hash = yield self._find_user_id_and_pwd_hash(user_id)
- self._check_password(user_id, password, password_hash)
+
+ if not (yield self._check_password(user_id, password)):
+ logger.warn("Failed password login for user %s", user_id)
+ raise LoginError(403, "", errcode=Codes.FORBIDDEN)
logger.info("Logging in user %s", user_id)
access_token = yield self.issue_access_token(user_id)
@@ -407,11 +426,60 @@ class AuthHandler(BaseHandler):
else:
defer.returnValue(user_infos.popitem())
- def _check_password(self, user_id, password, stored_hash):
- """Checks that user_id has passed password, raises LoginError if not."""
- if not self.validate_hash(password, stored_hash):
- logger.warn("Failed password login for user %s", user_id)
- raise LoginError(403, "", errcode=Codes.FORBIDDEN)
+ @defer.inlineCallbacks
+ def _check_password(self, user_id, password):
+ defer.returnValue(
+ not (
+ (yield self._check_ldap_password(user_id, password))
+ or
+ (yield self._check_local_password(user_id, password))
+ ))
+
+ @defer.inlineCallbacks
+ def _check_local_password(self, user_id, password):
+ try:
+ user_id, password_hash = yield self._find_user_id_and_pwd_hash(user_id)
+ defer.returnValue(not self.validate_hash(password, password_hash))
+ except LoginError:
+ defer.returnValue(False)
+
+ @defer.inlineCallbacks
+ def _check_ldap_password(self, user_id, password):
+ if self.ldap_enabled is not True:
+ logger.debug("LDAP not configured")
+ defer.returnValue(False)
+
+ import ldap
+
+ logger.info("Authenticating %s with LDAP" % user_id)
+ try:
+ ldap_url = "%s:%s" % (self.ldap_server, self.ldap_port)
+ logger.debug("Connecting LDAP server at %s" % ldap_url)
+ l = ldap.initialize(ldap_url)
+ if self.ldap_tls:
+ logger.debug("Initiating TLS")
+ self._connection.start_tls_s()
+
+ local_name = UserID.from_string(user_id).localpart
+
+ dn = "%s=%s, %s" % (
+ self.ldap_search_property,
+ local_name,
+ self.ldap_search_base)
+ logger.debug("DN for LDAP authentication: %s" % dn)
+
+ l.simple_bind_s(dn.encode('utf-8'), password.encode('utf-8'))
+
+ if not (yield self.does_user_exist(user_id)):
+ handler = self.hs.get_handlers().registration_handler
+ user_id, access_token = (
+ yield handler.register(localpart=local_name)
+ )
+
+ defer.returnValue(True)
+ except ldap.LDAPError, e:
+ logger.warn("LDAP error: %s", e)
+ defer.returnValue(False)
@defer.inlineCallbacks
def issue_access_token(self, user_id):
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