diff options
Diffstat (limited to 'synapse/http')
| -rw-r--r-- | synapse/http/client.py | 21 | ||||
| -rw-r--r-- | synapse/http/matrixfederationclient.py | 16 | ||||
| -rw-r--r-- | synapse/http/request_metrics.py | 216 | ||||
| -rw-r--r-- | synapse/http/server.py | 4 | ||||
| -rw-r--r-- | synapse/http/site.py | 20 |
5 files changed, 116 insertions, 161 deletions
diff --git a/synapse/http/client.py b/synapse/http/client.py index 70a19d9b74..4d4eee3d64 100644 --- a/synapse/http/client.py +++ b/synapse/http/client.py @@ -23,7 +23,6 @@ from synapse.http import cancelled_to_request_timed_out_error from synapse.util.async import add_timeout_to_deferred from synapse.util.caches import CACHE_SIZE_FACTOR from synapse.util.logcontext import make_deferred_yieldable -import synapse.metrics from synapse.http.endpoint import SpiderEndpoint from canonicaljson import encode_canonical_json @@ -42,6 +41,7 @@ from twisted.web._newclient import ResponseDone from six import StringIO +from prometheus_client import Counter import simplejson as json import logging import urllib @@ -49,16 +49,9 @@ import urllib logger = logging.getLogger(__name__) -metrics = synapse.metrics.get_metrics_for(__name__) - -outgoing_requests_counter = metrics.register_counter( - "requests", - labels=["method"], -) -incoming_responses_counter = metrics.register_counter( - "responses", - labels=["method", "code"], -) +outgoing_requests_counter = Counter("synapse_http_client_requests", "", ["method"]) +incoming_responses_counter = Counter("synapse_http_client_responses", "", + ["method", "code"]) class SimpleHttpClient(object): @@ -95,7 +88,7 @@ class SimpleHttpClient(object): def request(self, method, uri, *args, **kwargs): # A small wrapper around self.agent.request() so we can easily attach # counters to it - outgoing_requests_counter.inc(method) + outgoing_requests_counter.labels(method).inc() logger.info("Sending request %s %s", method, uri) @@ -109,14 +102,14 @@ class SimpleHttpClient(object): ) response = yield make_deferred_yieldable(request_deferred) - incoming_responses_counter.inc(method, response.code) + incoming_responses_counter.labels(method, response.code).inc() logger.info( "Received response to %s %s: %s", method, uri, response.code ) defer.returnValue(response) except Exception as e: - incoming_responses_counter.inc(method, "ERR") + incoming_responses_counter.labels(method, "ERR").inc() logger.info( "Error sending request to %s %s: %s %s", method, uri, type(e).__name__, e.message diff --git a/synapse/http/matrixfederationclient.py b/synapse/http/matrixfederationclient.py index 4650f43029..821aed362b 100644 --- a/synapse/http/matrixfederationclient.py +++ b/synapse/http/matrixfederationclient.py @@ -45,19 +45,15 @@ from six.moves.urllib import parse as urlparse from six import string_types +from prometheus_client import Counter + logger = logging.getLogger(__name__) outbound_logger = logging.getLogger("synapse.http.outbound") -metrics = synapse.metrics.get_metrics_for(__name__) - -outgoing_requests_counter = metrics.register_counter( - "requests", - labels=["method"], -) -incoming_responses_counter = metrics.register_counter( - "responses", - labels=["method", "code"], -) +outgoing_requests_counter = Counter("synapse_http_matrixfederationclient_requests", + "", ["method"]) +incoming_responses_counter = Counter("synapse_http_matrixfederationclient_responses", + "", ["method", "code"]) MAX_LONG_RETRIES = 10 diff --git a/synapse/http/request_metrics.py b/synapse/http/request_metrics.py index 5917c83958..dc06f6c443 100644 --- a/synapse/http/request_metrics.py +++ b/synapse/http/request_metrics.py @@ -16,137 +16,109 @@ import logging -import synapse.metrics +from prometheus_client.core import Counter, Histogram +from synapse.metrics import LaterGauge + from synapse.util.logcontext import LoggingContext logger = logging.getLogger(__name__) -metrics = synapse.metrics.get_metrics_for("synapse.http.server") # total number of responses served, split by method/servlet/tag -response_count = metrics.register_counter( - "response_count", - labels=["method", "servlet", "tag"], - alternative_names=( - # the following are all deprecated aliases for the same metric - metrics.name_prefix + x for x in ( - "_requests", - "_response_time:count", - "_response_ru_utime:count", - "_response_ru_stime:count", - "_response_db_txn_count:count", - "_response_db_txn_duration:count", - ) - ) +response_count = Counter( + "synapse_http_server_response_count", "", ["method", "servlet", "tag"] ) -requests_counter = metrics.register_counter( - "requests_received", - labels=["method", "servlet", ], +requests_counter = Counter( + "synapse_http_server_requests_received", "", ["method", "servlet"] ) -outgoing_responses_counter = metrics.register_counter( - "responses", - labels=["method", "code"], +outgoing_responses_counter = Counter( + "synapse_http_server_responses", "", ["method", "code"] ) -response_timer = metrics.register_counter( - "response_time_seconds", - labels=["method", "servlet", "tag"], - alternative_names=( - metrics.name_prefix + "_response_time:total", - ), +response_timer = Histogram( + "synapse_http_server_response_time_seconds", "sec", ["method", "servlet", "tag"] ) -response_ru_utime = metrics.register_counter( - "response_ru_utime_seconds", labels=["method", "servlet", "tag"], - alternative_names=( - metrics.name_prefix + "_response_ru_utime:total", - ), +response_ru_utime = Counter( + "synapse_http_server_response_ru_utime_seconds", "sec", ["method", "servlet", "tag"] ) -response_ru_stime = metrics.register_counter( - "response_ru_stime_seconds", labels=["method", "servlet", "tag"], - alternative_names=( - metrics.name_prefix + "_response_ru_stime:total", - ), +response_ru_stime = Counter( + "synapse_http_server_response_ru_stime_seconds", "sec", ["method", "servlet", "tag"] ) -response_db_txn_count = metrics.register_counter( - "response_db_txn_count", labels=["method", "servlet", "tag"], - alternative_names=( - metrics.name_prefix + "_response_db_txn_count:total", - ), +response_db_txn_count = Counter( + "synapse_http_server_response_db_txn_count", "", ["method", "servlet", "tag"] ) # seconds spent waiting for db txns, excluding scheduling time, when processing # this request -response_db_txn_duration = metrics.register_counter( - "response_db_txn_duration_seconds", labels=["method", "servlet", "tag"], - alternative_names=( - metrics.name_prefix + "_response_db_txn_duration:total", - ), +response_db_txn_duration = Counter( + "synapse_http_server_response_db_txn_duration_seconds", + "", + ["method", "servlet", "tag"], ) # seconds spent waiting for a db connection, when processing this request -response_db_sched_duration = metrics.register_counter( - "response_db_sched_duration_seconds", labels=["method", "servlet", "tag"] +response_db_sched_duration = Counter( + "synapse_http_server_response_db_sched_duration_seconds", + "", + ["method", "servlet", "tag"], ) # size in bytes of the response written -response_size = metrics.register_counter( - "response_size", labels=["method", "servlet", "tag"] +response_size = Counter( + "synapse_http_server_response_size", "", ["method", "servlet", "tag"] ) # In flight metrics are incremented while the requests are in flight, rather # than when the response was written. -in_flight_requests_ru_utime = metrics.register_counter( - "in_flight_requests_ru_utime_seconds", labels=["method", "servlet"], +in_flight_requests_ru_utime = Counter( + "synapse_http_server_in_flight_requests_ru_utime_seconds", + "", + ["method", "servlet"], ) -in_flight_requests_ru_stime = metrics.register_counter( - "in_flight_requests_ru_stime_seconds", labels=["method", "servlet"], +in_flight_requests_ru_stime = Counter( + "synapse_http_server_in_flight_requests_ru_stime_seconds", + "", + ["method", "servlet"], ) -in_flight_requests_db_txn_count = metrics.register_counter( - "in_flight_requests_db_txn_count", labels=["method", "servlet"], +in_flight_requests_db_txn_count = Counter( + "synapse_http_server_in_flight_requests_db_txn_count", "", ["method", "servlet"] ) # seconds spent waiting for db txns, excluding scheduling time, when processing # this request -in_flight_requests_db_txn_duration = metrics.register_counter( - "in_flight_requests_db_txn_duration_seconds", labels=["method", "servlet"], +in_flight_requests_db_txn_duration = Counter( + "synapse_http_server_in_flight_requests_db_txn_duration_seconds", + "", + ["method", "servlet"], ) # seconds spent waiting for a db connection, when processing this request -in_flight_requests_db_sched_duration = metrics.register_counter( - "in_flight_requests_db_sched_duration_seconds", labels=["method", "servlet"] +in_flight_requests_db_sched_duration = Counter( + "synapse_http_server_in_flight_requests_db_sched_duration_seconds", + "", + ["method", "servlet"], ) - # The set of all in flight requests, set[RequestMetrics] _in_flight_requests = set() -def _collect_in_flight(): - """Called just before metrics are collected, so we use it to update all - the in flight request metrics - """ - - for rm in _in_flight_requests: - rm.update_metrics() - - -metrics.register_collector(_collect_in_flight) - - def _get_in_flight_counts(): """Returns a count of all in flight requests by (method, server_name) Returns: dict[tuple[str, str], int] """ + for rm in _in_flight_requests: + rm.update_metrics() # Map from (method, name) -> int, the number of in flight requests of that # type @@ -158,16 +130,17 @@ def _get_in_flight_counts(): return counts -metrics.register_callback( - "in_flight_requests_count", +LaterGauge( + "synapse_http_request_metrics_in_flight_requests_count", + "", + ["method", "servlet"], _get_in_flight_counts, - labels=["method", "servlet"] ) class RequestMetrics(object): - def start(self, time_msec, name, method): - self.start = time_msec + def start(self, time_sec, name, method): + self.start = time_sec self.start_context = LoggingContext.current_context() self.name = name self.method = method @@ -176,7 +149,7 @@ class RequestMetrics(object): _in_flight_requests.add(self) - def stop(self, time_msec, request): + def stop(self, time_sec, request): _in_flight_requests.discard(self) context = LoggingContext.current_context() @@ -192,34 +165,29 @@ class RequestMetrics(object): ) return - outgoing_responses_counter.inc(request.method, str(request.code)) + outgoing_responses_counter.labels(request.method, str(request.code)).inc() - response_count.inc(request.method, self.name, tag) + response_count.labels(request.method, self.name, tag).inc() - response_timer.inc_by( - time_msec - self.start, request.method, - self.name, tag + response_timer.labels(request.method, self.name, tag).observe( + time_sec - self.start ) ru_utime, ru_stime = context.get_resource_usage() - response_ru_utime.inc_by( - ru_utime, request.method, self.name, tag - ) - response_ru_stime.inc_by( - ru_stime, request.method, self.name, tag - ) - response_db_txn_count.inc_by( - context.db_txn_count, request.method, self.name, tag + response_ru_utime.labels(request.method, self.name, tag).inc(ru_utime) + response_ru_stime.labels(request.method, self.name, tag).inc(ru_stime) + response_db_txn_count.labels(request.method, self.name, tag).inc( + context.db_txn_count ) - response_db_txn_duration.inc_by( - context.db_txn_duration_ms / 1000., request.method, self.name, tag + response_db_txn_duration.labels(request.method, self.name, tag).inc( + context.db_txn_duration_sec ) - response_db_sched_duration.inc_by( - context.db_sched_duration_ms / 1000., request.method, self.name, tag + response_db_sched_duration.labels(request.method, self.name, tag).inc( + context.db_sched_duration_sec ) - response_size.inc_by(request.sentLength, request.method, self.name, tag) + response_size.labels(request.method, self.name, tag).inc(request.sentLength) # We always call this at the end to ensure that we update the metrics # regardless of whether a call to /metrics while the request was in @@ -229,27 +197,21 @@ class RequestMetrics(object): def update_metrics(self): """Updates the in flight metrics with values from this request. """ - diff = self._request_stats.update(self.start_context) - in_flight_requests_ru_utime.inc_by( - diff.ru_utime, self.method, self.name, - ) - - in_flight_requests_ru_stime.inc_by( - diff.ru_stime, self.method, self.name, - ) + in_flight_requests_ru_utime.labels(self.method, self.name).inc(diff.ru_utime) + in_flight_requests_ru_stime.labels(self.method, self.name).inc(diff.ru_stime) - in_flight_requests_db_txn_count.inc_by( - diff.db_txn_count, self.method, self.name, + in_flight_requests_db_txn_count.labels(self.method, self.name).inc( + diff.db_txn_count ) - in_flight_requests_db_txn_duration.inc_by( - diff.db_txn_duration_ms / 1000., self.method, self.name, + in_flight_requests_db_txn_duration.labels(self.method, self.name).inc( + diff.db_txn_duration_sec ) - in_flight_requests_db_sched_duration.inc_by( - diff.db_sched_duration_ms / 1000., self.method, self.name, + in_flight_requests_db_sched_duration.labels(self.method, self.name).inc( + diff.db_sched_duration_sec ) @@ -258,17 +220,21 @@ class _RequestStats(object): """ __slots__ = [ - "ru_utime", "ru_stime", - "db_txn_count", "db_txn_duration_ms", "db_sched_duration_ms", + "ru_utime", + "ru_stime", + "db_txn_count", + "db_txn_duration_sec", + "db_sched_duration_sec", ] - def __init__(self, ru_utime, ru_stime, db_txn_count, - db_txn_duration_ms, db_sched_duration_ms): + def __init__( + self, ru_utime, ru_stime, db_txn_count, db_txn_duration_sec, db_sched_duration_sec + ): self.ru_utime = ru_utime self.ru_stime = ru_stime self.db_txn_count = db_txn_count - self.db_txn_duration_ms = db_txn_duration_ms - self.db_sched_duration_ms = db_sched_duration_ms + self.db_txn_duration_sec = db_txn_duration_sec + self.db_sched_duration_sec = db_sched_duration_sec @staticmethod def from_context(context): @@ -277,8 +243,8 @@ class _RequestStats(object): return _RequestStats( ru_utime, ru_stime, context.db_txn_count, - context.db_txn_duration_ms, - context.db_sched_duration_ms, + context.db_txn_duration_sec, + context.db_sched_duration_sec, ) def update(self, context): @@ -294,14 +260,14 @@ class _RequestStats(object): new.ru_utime - self.ru_utime, new.ru_stime - self.ru_stime, new.db_txn_count - self.db_txn_count, - new.db_txn_duration_ms - self.db_txn_duration_ms, - new.db_sched_duration_ms - self.db_sched_duration_ms, + new.db_txn_duration_sec - self.db_txn_duration_sec, + new.db_sched_duration_sec - self.db_sched_duration_sec, ) self.ru_utime = new.ru_utime self.ru_stime = new.ru_stime self.db_txn_count = new.db_txn_count - self.db_txn_duration_ms = new.db_txn_duration_ms - self.db_sched_duration_ms = new.db_sched_duration_ms + self.db_txn_duration_sec = new.db_txn_duration_sec + self.db_sched_duration_sec = new.db_sched_duration_sec return diff diff --git a/synapse/http/server.py b/synapse/http/server.py index faf700851a..bc09b8b2be 100644 --- a/synapse/http/server.py +++ b/synapse/http/server.py @@ -210,8 +210,8 @@ def wrap_request_handler_with_logging(h): # dispatching to the handler, so that the handler # can update the servlet name in the request # metrics - requests_counter.inc(request.method, - request.request_metrics.name) + requests_counter.labels(request.method, + request.request_metrics.name).inc() yield d return wrapped_request_handler diff --git a/synapse/http/site.py b/synapse/http/site.py index 23c1b76922..60299657b9 100644 --- a/synapse/http/site.py +++ b/synapse/http/site.py @@ -83,7 +83,7 @@ class SynapseRequest(Request): return Request.render(self, resrc) def _started_processing(self, servlet_name): - self.start_time = int(time.time() * 1000) + self.start_time = time.time() self.request_metrics = RequestMetrics() self.request_metrics.start( self.start_time, name=servlet_name, method=self.method, @@ -102,26 +102,26 @@ class SynapseRequest(Request): context = LoggingContext.current_context() ru_utime, ru_stime = context.get_resource_usage() db_txn_count = context.db_txn_count - db_txn_duration_ms = context.db_txn_duration_ms - db_sched_duration_ms = context.db_sched_duration_ms + db_txn_duration_sec = context.db_txn_duration_sec + db_sched_duration_sec = context.db_sched_duration_sec except Exception: ru_utime, ru_stime = (0, 0) - db_txn_count, db_txn_duration_ms = (0, 0) + db_txn_count, db_txn_duration_sec = (0, 0) - end_time = int(time.time() * 1000) + end_time = time.time() self.site.access_logger.info( "%s - %s - {%s}" - " Processed request: %dms (%dms, %dms) (%dms/%dms/%d)" + " Processed request: %.3fsec (%.3fsec, %.3fsec) (%.3fsec/%.3fsec/%d)" " %sB %s \"%s %s %s\" \"%s\"", self.getClientIP(), self.site.site_tag, self.authenticated_entity, end_time - self.start_time, - int(ru_utime * 1000), - int(ru_stime * 1000), - db_sched_duration_ms, - db_txn_duration_ms, + ru_utime, + ru_stime, + db_sched_duration_sec, + db_txn_duration_sec, int(db_txn_count), self.sentLength, self.code, |