0
0
Fork 1
mirror of https://mau.dev/maunium/synapse.git synced 2024-11-17 07:21:37 +01:00

Remove more reg/unreg methods. Read config not database for cache.

This commit is contained in:
Kegan Dougal 2015-03-31 11:00:00 +01:00
parent e7887e37a8
commit d33ae65efc
3 changed files with 58 additions and 235 deletions

View file

@ -16,10 +16,8 @@
from twisted.internet import defer
from synapse.api.constants import EventTypes, Membership
from synapse.api.errors import Codes, StoreError, SynapseError
from synapse.appservice import ApplicationService
from synapse.types import UserID
import synapse.util.stringutils as stringutils
import logging
@ -49,38 +47,6 @@ class ApplicationServicesHandler(object):
self.scheduler = appservice_scheduler
self.started_scheduler = False
@defer.inlineCallbacks
def register(self, app_service):
logger.info("Register -> %s", app_service)
# check the token is recognised
try:
stored_service = yield self.store.get_app_service_by_token(
app_service.token
)
if not stored_service:
raise StoreError(404, "Application service not found")
app_service.id = stored_service.id
except StoreError:
raise SynapseError(
403, "Unrecognised application services token. "
"Consult the home server admin.",
errcode=Codes.FORBIDDEN
)
app_service.hs_token = self._generate_hs_token()
# create a sender for this application service which is used when
# creating rooms, etc..
account = yield self.hs.get_handlers().registration_handler.register()
app_service.sender = account[0]
yield self.store.update_app_service(app_service)
defer.returnValue(app_service)
@defer.inlineCallbacks
def unregister(self, token):
logger.info("Unregister as_token=%s", token)
yield self.store.unregister_app_service(token)
@defer.inlineCallbacks
def notify_interested_services(self, event):
"""Notifies (pushes) all application services interested in this event.
@ -223,6 +189,3 @@ class ApplicationServicesHandler(object):
exists = yield self.query_user_exists(user_id)
defer.returnValue(exists)
defer.returnValue(True)
def _generate_hs_token(self):
return stringutils.random_string(24)

View file

@ -13,12 +13,12 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import yaml
from simplejson import JSONDecodeError
import simplejson as json
from twisted.internet import defer
from synapse.api.constants import Membership
from synapse.api.errors import StoreError
from synapse.appservice import ApplicationService, AppServiceTransaction
from synapse.storage.roommember import RoomsForUser
from ._base import SQLBaseStore
@ -27,141 +27,18 @@ from ._base import SQLBaseStore
logger = logging.getLogger(__name__)
def log_failure(failure):
logger.error("Failed to detect application services: %s", failure.value)
logger.error(failure.getTraceback())
class ApplicationServiceStore(SQLBaseStore):
def __init__(self, hs):
super(ApplicationServiceStore, self).__init__(hs)
self.services_cache = []
self.cache_defer = self._populate_appservice_cache()
self.cache_defer.addErrback(log_failure)
@defer.inlineCallbacks
def unregister_app_service(self, token):
"""Unregisters this service.
This removes all AS specific regex and the base URL. The token is the
only thing preserved for future registration attempts.
"""
yield self.cache_defer # make sure the cache is ready
yield self.runInteraction(
"unregister_app_service",
self._unregister_app_service_txn,
token,
)
# update cache TODO: Should this be in the txn?
for service in self.services_cache:
if service.token == token:
service.url = None
service.namespaces = None
service.hs_token = None
def _unregister_app_service_txn(self, txn, token):
# kill the url to prevent pushes
txn.execute(
"UPDATE application_services SET url=NULL WHERE token=?",
(token,)
self._populate_appservice_cache(
hs.config.app_service_config_files
)
# cleanup regex
as_id = self._get_as_id_txn(txn, token)
if not as_id:
logger.warning(
"unregister_app_service_txn: Failed to find as_id for token=",
token
)
return False
txn.execute(
"DELETE FROM application_services_regex WHERE as_id=?",
(as_id,)
)
return True
@defer.inlineCallbacks
def update_app_service(self, service):
"""Update an application service, clobbering what was previously there.
Args:
service(ApplicationService): The updated service.
"""
yield self.cache_defer # make sure the cache is ready
# NB: There is no "insert" since we provide no public-facing API to
# allocate new ASes. It relies on the server admin inserting the AS
# token into the database manually.
if not service.token or not service.url:
raise StoreError(400, "Token and url must be specified.")
if not service.hs_token:
raise StoreError(500, "No HS token")
as_id = yield self.runInteraction(
"update_app_service",
self._update_app_service_txn,
service
)
service.id = as_id
# update cache TODO: Should this be in the txn?
for (index, cache_service) in enumerate(self.services_cache):
if service.token == cache_service.token:
self.services_cache[index] = service
logger.info("Updated: %s", service)
return
# new entry
self.services_cache.append(service)
logger.info("Updated(new): %s", service)
def _update_app_service_txn(self, txn, service):
as_id = self._get_as_id_txn(txn, service.token)
if not as_id:
logger.warning(
"update_app_service_txn: Failed to find as_id for token=",
service.token
)
return
txn.execute(
"UPDATE application_services SET url=?, hs_token=?, sender=? "
"WHERE id=?",
(service.url, service.hs_token, service.sender, as_id,)
)
# cleanup regex
txn.execute(
"DELETE FROM application_services_regex WHERE as_id=?",
(as_id,)
)
for (ns_int, ns_str) in enumerate(ApplicationService.NS_LIST):
if ns_str in service.namespaces:
for regex_obj in service.namespaces[ns_str]:
txn.execute(
"INSERT INTO application_services_regex("
"as_id, namespace, regex) values(?,?,?)",
(as_id, ns_int, json.dumps(regex_obj))
)
return as_id
def _get_as_id_txn(self, txn, token):
cursor = txn.execute(
"SELECT id FROM application_services WHERE token=?",
(token,)
)
res = cursor.fetchone()
if res:
return res[0]
@defer.inlineCallbacks
def get_app_services(self):
yield self.cache_defer # make sure the cache is ready
defer.returnValue(self.services_cache)
defer.succeed(self.services_cache)
@defer.inlineCallbacks
def get_app_service_by_user_id(self, user_id):
"""Retrieve an application service from their user ID.
@ -175,37 +52,24 @@ class ApplicationServiceStore(SQLBaseStore):
Returns:
synapse.appservice.ApplicationService or None.
"""
yield self.cache_defer # make sure the cache is ready
for service in self.services_cache:
if service.sender == user_id:
defer.returnValue(service)
defer.succeed(service)
return
defer.returnValue(None)
defer.succeed(None)
@defer.inlineCallbacks
def get_app_service_by_token(self, token, from_cache=True):
def get_app_service_by_token(self, token):
"""Get the application service with the given appservice token.
Args:
token (str): The application service token.
from_cache (bool): True to get this service from the cache, False to
check the database.
Raises:
StoreError if there was a problem retrieving this service.
Returns:
synapse.appservice.ApplicationService or None.
"""
yield self.cache_defer # make sure the cache is ready
if from_cache:
for service in self.services_cache:
if service.token == token:
defer.returnValue(service)
return
defer.returnValue(None)
# TODO: The from_cache=False impl
# TODO: This should be JOINed with the application_services_regex table.
for service in self.services_cache:
if service.token == token:
return defer.succeed(service)
defer.succeed(None)
def get_app_service_rooms(self, service):
"""Get a list of RoomsForUser for this application service.
@ -336,18 +200,53 @@ class ApplicationServiceStore(SQLBaseStore):
))
return service_list
@defer.inlineCallbacks
def _populate_appservice_cache(self):
"""Populates the ApplicationServiceCache from the database."""
sql = ("SELECT r.*, a.* FROM application_services AS a LEFT JOIN "
"application_services_regex AS r ON a.id = r.as_id")
def _load_appservice(self, as_info):
required_string_fields = ["url", "as_token", "hs_token", "sender"]
for field in required_string_fields:
if not isinstance(as_info.get(field), basestring):
raise KeyError("Required string field: '%s'", field)
results = yield self._execute_and_decode("appservice_cache", sql)
services = self._parse_services_dict(results)
# namespace checks
if not isinstance(as_info.get("namespaces"), dict):
raise KeyError("Requires 'namespaces' object.")
for ns in ApplicationService.NS_LIST:
# specific namespaces are optional
if ns in as_info["namespaces"]:
# expect a list of dicts with exclusive and regex keys
for regex_obj in as_info["namespaces"][ns]:
if not isinstance(regex_obj, dict):
raise ValueError(
"Expected namespace entry in %s to be an object,"
" but got %s", ns, regex_obj
)
if not isinstance(regex_obj.get("regex"), basestring):
raise ValueError(
"Missing/bad type 'regex' key in %s", regex_obj
)
if not isinstance(regex_obj.get("exclusive"), bool):
raise ValueError(
"Missing/bad type 'exclusive' key in %s", regex_obj
)
return ApplicationService(
token=as_info["as_token"],
url=as_info["url"],
namespaces=as_info["namespaces"],
hs_token=as_info["hs_token"],
sender=as_info["sender"]
)
for service in services:
logger.info("Found application service: %s", service)
self.services_cache.append(service)
def _populate_appservice_cache(self, config_files):
"""Populates a cache of Application Services from the config files."""
for config_file in config_files:
try:
with open(config_file, 'r') as f:
as_info = yaml.load(f)
appservice = self._load_appservice(as_info)
logger.info("Loaded application service: %s", appservice)
self.services_cache.append(appservice)
except Exception as e:
logger.error("Failed to load appservice from '%s'", config_file)
logger.exception(e)
class ApplicationServiceTransactionStore(SQLBaseStore):

View file

@ -49,45 +49,6 @@ class ApplicationServiceStoreTestCase(unittest.TestCase):
# must be done after inserts
self.store = ApplicationServiceStore(hs)
@defer.inlineCallbacks
def test_update_and_retrieval_of_service(self):
url = "https://matrix.org/appservices/foobar"
hs_token = "hstok"
user_regex = [
{"regex": "@foobar_.*:matrix.org", "exclusive": True}
]
alias_regex = [
{"regex": "#foobar_.*:matrix.org", "exclusive": False}
]
room_regex = [
]
service = ApplicationService(
url=url, hs_token=hs_token, token=self.as_token, namespaces={
ApplicationService.NS_USERS: user_regex,
ApplicationService.NS_ALIASES: alias_regex,
ApplicationService.NS_ROOMS: room_regex
})
yield self.store.update_app_service(service)
stored_service = yield self.store.get_app_service_by_token(
self.as_token
)
self.assertEquals(stored_service.token, self.as_token)
self.assertEquals(stored_service.url, url)
self.assertEquals(
stored_service.namespaces[ApplicationService.NS_ALIASES],
alias_regex
)
self.assertEquals(
stored_service.namespaces[ApplicationService.NS_ROOMS],
room_regex
)
self.assertEquals(
stored_service.namespaces[ApplicationService.NS_USERS],
user_regex
)
@defer.inlineCallbacks
def test_retrieve_unknown_service_token(self):
service = yield self.store.get_app_service_by_token("invalid_token")