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Fix some lies, and other clarifications, in docstrings 

The documentation on get_json has been wrong ever since the very first commit
to synapse...
This commit is contained in:
Richard van der Hoff 2017-04-21 00:46:54 +01:00
parent 3fb8784c92
commit 4903ccf159
4 changed files with 88 additions and 19 deletions
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16
contrib/cmdclient/http.py
View File

@ -36,15 +36,13 @@ class HttpClient(object):
the request body. This will be encoded as JSON.
Returns:
Deferred: Succeeds when we get *any* HTTP response.
The result of the deferred is a tuple of `(code, response)`,
where `response` is a dict representing the decoded JSON body.
Deferred: Succeeds when we get a 2xx HTTP response. The result
will be the decoded JSON body.
"""
pass
def get_json(self, url, args=None):
""" Get's some json from the given host homeserver and path
""" Gets some json from the given host homeserver and path
Args:
url (str): The URL to GET data from.
@ -54,10 +52,8 @@ class HttpClient(object):
and *not* a string.
Returns:
Deferred: Succeeds when we get *any* HTTP response.
The result of the deferred is a tuple of `(code, response)`,
where `response` is a dict representing the decoded JSON body.
Deferred: Succeeds when we get a 2xx HTTP response. The result
will be the decoded JSON body.
"""
pass
@ -214,4 +210,4 @@ class _JsonProducer(object):
pass
def stopProducing(self):
pass
pass

50
synapse/federation/federation_client.py
View File

@ -474,8 +474,13 @@ class FederationClient(FederationBase):
content (object): Any additional data to put into the content field
of the event.
Return:
A tuple of (origin (str), event (object)) where origin is the remote
homeserver which generated the event.
Deferred: resolves to a tuple of (origin (str), event (object))
where origin is the remote homeserver which generated the event.
Fails with a ``CodeMessageException`` if the chosen remote server
returns a 300/400 code.
Fails with a ``RuntimeError`` if no servers were reachable.
"""
valid_memberships = {Membership.JOIN, Membership.LEAVE}
if membership not in valid_memberships:
@ -528,6 +533,27 @@ class FederationClient(FederationBase):
@defer.inlineCallbacks
def send_join(self, destinations, pdu):
"""Sends a join event to one of a list of homeservers.
Doing so will cause the remote server to add the event to the graph,
and send the event out to the rest of the federation.
Args:
destinations (str): Candidate homeservers which are probably
participating in the room.
pdu (BaseEvent): event to be sent
Return:
Deferred: resolves to a dict with members ``origin`` (a string
giving the serer the event was sent to, ``state`` (?) and
``auth_chain``.
Fails with a ``CodeMessageException`` if the chosen remote server
returns a 300/400 code.
Fails with a ``RuntimeError`` if no servers were reachable.
"""
for destination in destinations:
if destination == self.server_name:
continue
@ -635,6 +661,26 @@ class FederationClient(FederationBase):
@defer.inlineCallbacks
def send_leave(self, destinations, pdu):
"""Sends a leave event to one of a list of homeservers.
Doing so will cause the remote server to add the event to the graph,
and send the event out to the rest of the federation.
This is mostly useful to reject received invites.
Args:
destinations (str): Candidate homeservers which are probably
participating in the room.
pdu (BaseEvent): event to be sent
Return:
Deferred: resolves to None.
Fails with a ``CodeMessageException`` if the chosen remote server
returns a non-200 code.
Fails with a ``RuntimeError`` if no servers were reachable.
"""
for destination in destinations:
if destination == self.server_name:
continue

20
synapse/federation/transport/client.py
View File

@ -193,6 +193,26 @@ class TransportLayerClient(object):
@defer.inlineCallbacks
@log_function
def make_membership_event(self, destination, room_id, user_id, membership):
"""Asks a remote server to build and sign us a membership event
Note that this does not append any events to any graphs.
Args:
destination (str): address of remote homeserver
room_id (str): room to join/leave
user_id (str): user to be joined/left
membership (str): one of join/leave
Returns:
Deferred: Succeeds when we get a 2xx HTTP response. The result
will be the decoded JSON body (ie, the new event).
Fails with ``HTTPRequestException`` if we get an HTTP response
code >= 300.
Fails with ``NotRetryingDestination`` if we are not yet ready
to retry this server.
"""
valid_memberships = {Membership.JOIN, Membership.LEAVE}
if membership not in valid_memberships:
raise RuntimeError(

21
synapse/http/matrixfederationclient.py
View File

@ -125,6 +125,8 @@ class MatrixFederationHttpClient(object):
code >= 300.
Fails with ``NotRetryingDestination`` if we are not yet ready
to retry this server.
(May also fail with plenty of other Exceptions for things like DNS
failures, connection failures, SSL failures.)
"""
limiter = yield synapse.util.retryutils.get_retry_limiter(
destination,
@ -302,8 +304,10 @@ class MatrixFederationHttpClient(object):
Returns:
Deferred: Succeeds when we get a 2xx HTTP response. The result
will be the decoded JSON body. On a 4xx or 5xx error response a
CodeMessageException is raised.
will be the decoded JSON body.
Fails with ``HTTPRequestException`` if we get an HTTP response
code >= 300.
Fails with ``NotRetryingDestination`` if we are not yet ready
to retry this server.
@ -360,8 +364,10 @@ class MatrixFederationHttpClient(object):
try the request anyway.
Returns:
Deferred: Succeeds when we get a 2xx HTTP response. The result
will be the decoded JSON body. On a 4xx or 5xx error response a
CodeMessageException is raised.
will be the decoded JSON body.
Fails with ``HTTPRequestException`` if we get an HTTP response
code >= 300.
Fails with ``NotRetryingDestination`` if we are not yet ready
to retry this server.
@ -410,10 +416,11 @@ class MatrixFederationHttpClient(object):
ignore_backoff (bool): true to ignore the historical backoff data
and try the request anyway.
Returns:
Deferred: Succeeds when we get *any* HTTP response.
Deferred: Succeeds when we get a 2xx HTTP response. The result
will be the decoded JSON body.
The result of the deferred is a tuple of `(code, response)`,
where `response` is a dict representing the decoded JSON body.
Fails with ``HTTPRequestException`` if we get an HTTP response
code >= 300.
Fails with ``NotRetryingDestination`` if we are not yet ready
to retry this server.