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Factor out `event_from_pdu_json` 

turns out we have two copies of this, and neither needs to be an instance
method
This commit is contained in:
Richard van der Hoff 2017-12-30 18:40:19 +00:00
parent 65abc90fb6
commit 3079f80d4a
3 changed files with 44 additions and 37 deletions
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20
synapse/federation/federation_base.py
View File

@ -16,6 +16,7 @@ import logging
from synapse.api.errors import SynapseError
from synapse.crypto.event_signing import check_event_content_hash
from synapse.events import FrozenEvent
from synapse.events.utils import prune_event
from synapse.util import unwrapFirstError, logcontext
from twisted.internet import defer
@ -169,3 +170,22 @@ class FederationBase(object):
)
return deferreds
def event_from_pdu_json(pdu_json, outlier=False):
"""Construct a FrozenEvent from an event json received over federation
Args:
pdu_json (object): pdu as received over federation
outlier (bool): True to mark this event as an outlier
Returns:
FrozenEvent
"""
event = FrozenEvent(
pdu_json
)
event.internal_metadata.outlier = outlier
return event

36
synapse/federation/federation_client.py
View File

@ -25,8 +25,11 @@ from synapse.api.constants import Membership
from synapse.api.errors import (
CodeMessageException, HttpResponseException, SynapseError,
)
from synapse.events import FrozenEvent, builder
from synapse.federation.federation_base import FederationBase
from synapse.events import builder
from synapse.federation.federation_base import (
FederationBase,
event_from_pdu_json,
)
import synapse.metrics
from synapse.util import logcontext, unwrapFirstError
from synapse.util.caches.expiringcache import ExpiringCache
@ -181,7 +184,7 @@ class FederationClient(FederationBase):
logger.debug("backfill transaction_data=%s", repr(transaction_data))
pdus = [
self.event_from_pdu_json(p, outlier=False)
event_from_pdu_json(p, outlier=False)
for p in transaction_data["pdus"]
]
@ -241,7 +244,7 @@ class FederationClient(FederationBase):
logger.debug("transaction_data %r", transaction_data)
pdu_list = [
self.event_from_pdu_json(p, outlier=outlier)
event_from_pdu_json(p, outlier=outlier)
for p in transaction_data["pdus"]
]
@ -333,11 +336,11 @@ class FederationClient(FederationBase):
)
pdus = [
self.event_from_pdu_json(p, outlier=True) for p in result["pdus"]
event_from_pdu_json(p, outlier=True) for p in result["pdus"]
]
auth_chain = [
self.event_from_pdu_json(p, outlier=True)
event_from_pdu_json(p, outlier=True)
for p in result.get("auth_chain", [])
]
@ -438,7 +441,7 @@ class FederationClient(FederationBase):
)
auth_chain = [
self.event_from_pdu_json(p, outlier=True)
event_from_pdu_json(p, outlier=True)
for p in res["auth_chain"]
]
@ -567,12 +570,12 @@ class FederationClient(FederationBase):
logger.debug("Got content: %s", content)
state = [
self.event_from_pdu_json(p, outlier=True)
event_from_pdu_json(p, outlier=True)
for p in content.get("state", [])
]
auth_chain = [
self.event_from_pdu_json(p, outlier=True)
event_from_pdu_json(p, outlier=True)
for p in content.get("auth_chain", [])
]
@ -647,7 +650,7 @@ class FederationClient(FederationBase):
logger.debug("Got response to send_invite: %s", pdu_dict)
pdu = self.event_from_pdu_json(pdu_dict)
pdu = event_from_pdu_json(pdu_dict)
# Check signatures are correct.
pdu = yield self._check_sigs_and_hash(pdu)
@ -737,7 +740,7 @@ class FederationClient(FederationBase):
)
auth_chain = [
self.event_from_pdu_json(e)
event_from_pdu_json(e)
for e in content["auth_chain"]
]
@ -785,7 +788,7 @@ class FederationClient(FederationBase):
)
events = [
self.event_from_pdu_json(e)
event_from_pdu_json(e)
for e in content.get("events", [])
]
@ -802,15 +805,6 @@ class FederationClient(FederationBase):
defer.returnValue(signed_events)
def event_from_pdu_json(self, pdu_json, outlier=False):
event = FrozenEvent(
pdu_json
)
event.internal_metadata.outlier = outlier
return event
@defer.inlineCallbacks
def forward_third_party_invite(self, destinations, room_id, event_dict):
for destination in destinations:

25
synapse/federation/federation_server.py
View File

@ -19,8 +19,10 @@ from twisted.internet import defer
from synapse.api.errors import AuthError, FederationError, SynapseError
from synapse.crypto.event_signing import compute_event_signature
from synapse.events import FrozenEvent
from synapse.federation.federation_base import FederationBase
from synapse.federation.federation_base import (
FederationBase,
event_from_pdu_json,
)
from synapse.federation.units import Edu, Transaction
import synapse.metrics
from synapse.types import get_domain_from_id
@ -169,7 +171,7 @@ class FederationServer(FederationBase):
p["age_ts"] = request_time - int(p["age"])
del p["age"]
event = self.event_from_pdu_json(p)
event = event_from_pdu_json(p)
room_id = event.room_id
pdus_by_room.setdefault(room_id, []).append(event)
@ -343,7 +345,7 @@ class FederationServer(FederationBase):
@defer.inlineCallbacks
def on_invite_request(self, origin, content):
pdu = self.event_from_pdu_json(content)
pdu = event_from_pdu_json(content)
ret_pdu = yield self.handler.on_invite_request(origin, pdu)
time_now = self._clock.time_msec()
defer.returnValue((200, {"event": ret_pdu.get_pdu_json(time_now)}))
@ -351,7 +353,7 @@ class FederationServer(FederationBase):
@defer.inlineCallbacks
def on_send_join_request(self, origin, content):
logger.debug("on_send_join_request: content: %s", content)
pdu = self.event_from_pdu_json(content)
pdu = event_from_pdu_json(content)
logger.debug("on_send_join_request: pdu sigs: %s", pdu.signatures)
res_pdus = yield self.handler.on_send_join_request(origin, pdu)
time_now = self._clock.time_msec()
@ -371,7 +373,7 @@ class FederationServer(FederationBase):
@defer.inlineCallbacks
def on_send_leave_request(self, origin, content):
logger.debug("on_send_leave_request: content: %s", content)
pdu = self.event_from_pdu_json(content)
pdu = event_from_pdu_json(content)
logger.debug("on_send_leave_request: pdu sigs: %s", pdu.signatures)
yield self.handler.on_send_leave_request(origin, pdu)
defer.returnValue((200, {}))
@ -408,7 +410,7 @@ class FederationServer(FederationBase):
"""
with (yield self._server_linearizer.queue((origin, room_id))):
auth_chain = [
self.event_from_pdu_json(e)
event_from_pdu_json(e)
for e in content["auth_chain"]
]
@ -583,15 +585,6 @@ class FederationServer(FederationBase):
def __str__(self):
return "<ReplicationLayer(%s)>" % self.server_name
def event_from_pdu_json(self, pdu_json, outlier=False):
event = FrozenEvent(
pdu_json
)
event.internal_metadata.outlier = outlier
return event
@defer.inlineCallbacks
def exchange_third_party_invite(
self,