Replace the @metrics.counted annotations in federation with specifically-written counters and distributions

This commit is contained in:
Paul "LeoNerd" Evans 2015-03-10 15:29:22 +00:00
parent c1cdd7954d
commit 2e4f0b2bd7
3 changed files with 29 additions and 41 deletions

View file

@ -36,7 +36,15 @@ import random
logger = logging.getLogger(__name__)
metrics = synapse.metrics.get_metrics_for(__name__)
# synapse.federation.federation_client is a silly name
metrics = synapse.metrics.get_metrics_for("synapse.federation.client")
sent_pdus_destination_dist = metrics.register_distribution("sent_pdu_destinations")
sent_edus_counter = metrics.register_counter("sent_edus")
sent_queries_counter = metrics.register_counter("sent_queries", labels=["type"])
class FederationClient(FederationBase):
@ -53,7 +61,6 @@ class FederationClient(FederationBase):
self._get_pdu_cache.start()
@log_function
@metrics.counted
def send_pdu(self, pdu, destinations):
"""Informs the replication layer about a new PDU generated within the
home server that should be transmitted to others.
@ -70,6 +77,8 @@ class FederationClient(FederationBase):
order = self._order
self._order += 1
sent_pdus_destination_dist.inc_by(len(destinations))
logger.debug("[%s] transaction_layer.enqueue_pdu... ", pdu.event_id)
# TODO, add errback, etc.
@ -81,7 +90,6 @@ class FederationClient(FederationBase):
)
@log_function
@metrics.counted
def send_edu(self, destination, edu_type, content):
edu = Edu(
origin=self.server_name,
@ -90,18 +98,18 @@ class FederationClient(FederationBase):
content=content,
)
sent_edus_counter.inc()
# TODO, add errback, etc.
self._transaction_queue.enqueue_edu(edu)
return defer.succeed(None)
@log_function
@metrics.counted
def send_failure(self, failure, destination):
self._transaction_queue.enqueue_failure(failure, destination)
return defer.succeed(None)
@log_function
@metrics.counted
def make_query(self, destination, query_type, args,
retry_on_dns_fail=True):
"""Sends a federation Query to a remote homeserver of the given type
@ -118,6 +126,8 @@ class FederationClient(FederationBase):
a Deferred which will eventually yield a JSON object from the
response
"""
sent_queries_counter.inc(query_type)
return self.transport_layer.make_query(
destination, query_type, args, retry_on_dns_fail=retry_on_dns_fail
)
@ -163,7 +173,6 @@ class FederationClient(FederationBase):
@defer.inlineCallbacks
@log_function
@metrics.counted
def get_pdu(self, destinations, event_id, outlier=False):
"""Requests the PDU with given origin and ID from the remote home
servers.
@ -253,7 +262,6 @@ class FederationClient(FederationBase):
@defer.inlineCallbacks
@log_function
@metrics.counted
def get_state_for_room(self, destination, room_id, event_id):
"""Requests all of the `current` state PDUs for a given room from
a remote home server.
@ -294,7 +302,6 @@ class FederationClient(FederationBase):
@defer.inlineCallbacks
@log_function
@metrics.counted
def get_event_auth(self, destination, room_id, event_id):
res = yield self.transport_layer.get_event_auth(
destination, room_id, event_id,
@ -314,7 +321,6 @@ class FederationClient(FederationBase):
defer.returnValue(signed_auth)
@defer.inlineCallbacks
@metrics.counted
def make_join(self, destinations, room_id, user_id):
for destination in destinations:
try:
@ -341,7 +347,6 @@ class FederationClient(FederationBase):
raise RuntimeError("Failed to send to any server.")
@defer.inlineCallbacks
@metrics.counted
def send_join(self, destinations, pdu):
for destination in destinations:
try:
@ -391,7 +396,6 @@ class FederationClient(FederationBase):
raise RuntimeError("Failed to send to any server.")
@defer.inlineCallbacks
@metrics.counted
def send_invite(self, destination, room_id, event_id, pdu):
time_now = self._clock.time_msec()
code, content = yield self.transport_layer.send_invite(
@ -415,7 +419,6 @@ class FederationClient(FederationBase):
defer.returnValue(pdu)
@defer.inlineCallbacks
@metrics.counted
def query_auth(self, destination, room_id, event_id, local_auth):
"""
Params:

View file

@ -33,7 +33,14 @@ import logging
logger = logging.getLogger(__name__)
metrics = synapse.metrics.get_metrics_for(__name__)
# synapse.federation.federation_server is a silly name
metrics = synapse.metrics.get_metrics_for("synapse.federation.server")
received_pdus_counter = metrics.register_counter("received_pdus")
received_edus_counter = metrics.register_counter("received_edus")
received_queries_counter = metrics.register_counter("received_queries", labels=["type"])
class FederationServer(FederationBase):
@ -75,7 +82,6 @@ class FederationServer(FederationBase):
@defer.inlineCallbacks
@log_function
@metrics.counted
def on_backfill_request(self, origin, room_id, versions, limit):
pdus = yield self.handler.on_backfill_request(
origin, room_id, versions, limit
@ -85,10 +91,11 @@ class FederationServer(FederationBase):
@defer.inlineCallbacks
@log_function
@metrics.counted
def on_incoming_transaction(self, transaction_data):
transaction = Transaction(**transaction_data)
received_pdus_counter.inc_by(len(transaction.pdus))
for p in transaction.pdus:
if "unsigned" in p:
unsigned = p["unsigned"]
@ -158,6 +165,8 @@ class FederationServer(FederationBase):
defer.returnValue((200, response))
def received_edu(self, origin, edu_type, content):
received_edus_counter.inc()
if edu_type in self.edu_handlers:
self.edu_handlers[edu_type](origin, content)
else:
@ -165,7 +174,6 @@ class FederationServer(FederationBase):
@defer.inlineCallbacks
@log_function
@metrics.counted
def on_context_state_request(self, origin, room_id, event_id):
if event_id:
pdus = yield self.handler.get_state_for_pdu(
@ -193,7 +201,6 @@ class FederationServer(FederationBase):
@defer.inlineCallbacks
@log_function
@metrics.counted
def on_pdu_request(self, origin, event_id):
pdu = yield self._get_persisted_pdu(origin, event_id)
@ -206,13 +213,13 @@ class FederationServer(FederationBase):
@defer.inlineCallbacks
@log_function
@metrics.counted
def on_pull_request(self, origin, versions):
raise NotImplementedError("Pull transactions not implemented")
@defer.inlineCallbacks
@metrics.counted
def on_query_request(self, query_type, args):
received_queries_counter.inc(query_type)
if query_type in self.query_handlers:
response = yield self.query_handlers[query_type](args)
defer.returnValue((200, response))
@ -222,14 +229,12 @@ class FederationServer(FederationBase):
)
@defer.inlineCallbacks
@metrics.counted
def on_make_join_request(self, room_id, user_id):
pdu = yield self.handler.on_make_join_request(room_id, user_id)
time_now = self._clock.time_msec()
defer.returnValue({"event": pdu.get_pdu_json(time_now)})
@defer.inlineCallbacks
@metrics.counted
def on_invite_request(self, origin, content):
pdu = self.event_from_pdu_json(content)
ret_pdu = yield self.handler.on_invite_request(origin, pdu)
@ -237,7 +242,6 @@ class FederationServer(FederationBase):
defer.returnValue((200, {"event": ret_pdu.get_pdu_json(time_now)}))
@defer.inlineCallbacks
@metrics.counted
def on_send_join_request(self, origin, content):
logger.debug("on_send_join_request: content: %s", content)
pdu = self.event_from_pdu_json(content)
@ -252,7 +256,6 @@ class FederationServer(FederationBase):
}))
@defer.inlineCallbacks
@metrics.counted
def on_event_auth(self, origin, room_id, event_id):
time_now = self._clock.time_msec()
auth_pdus = yield self.handler.on_event_auth(event_id)
@ -261,7 +264,6 @@ class FederationServer(FederationBase):
}))
@defer.inlineCallbacks
@metrics.counted
def on_query_auth_request(self, origin, content, event_id):
"""
Content is a dict with keys::

View file

@ -62,23 +62,6 @@ class Metrics(object):
def register_cache(self, *args, **kwargs):
return self._register(CacheMetric, *args, **kwargs)
def counted(self, func):
""" A method decorator that registers a counter, to count invocations
of this method. """
if not hasattr(self, "method_counter"):
self.method_counter = self.register_counter(
"calls",
labels=["method"]
)
counter = self.method_counter
name = func.__name__
def wrapped(*args, **kwargs):
counter.inc(name)
return func(*args, **kwargs)
return wrapped
def get_metrics_for(pkg_name):
""" Returns a Metrics instance for conveniently creating metrics