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Fix phone home stats

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This commit is contained in:
Erik Johnston 2017-06-14 19:37:17 +01:00
parent 3accee1a8c
commit 617304b2cf
3 changed files with 56 additions and 107 deletions
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49
synapse/app/homeserver.py
View file

@ -35,7 +35,7 @@ from synapse.storage.prepare_database import UpgradeDatabaseException, prepare_d
from synapse.server import HomeServer
from twisted.internet import reactor, task, defer
from twisted.internet import reactor, defer
from twisted.application import service
from twisted.web.resource import Resource, EncodingResourceWrapper
from twisted.web.static import File
@ -53,7 +53,7 @@ from synapse.api.urls import (
from synapse.config.homeserver import HomeServerConfig
from synapse.crypto import context_factory
from synapse.util.logcontext import LoggingContext, PreserveLoggingContext
from synapse.metrics import register_memory_metrics, get_metrics_for
from synapse.metrics import register_memory_metrics
from synapse.metrics.resource import MetricsResource, METRICS_PREFIX
from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
from synapse.federation.transport.server import TransportLayerServer
@ -398,7 +398,8 @@ def run(hs):
ThreadPool._worker = profile(ThreadPool._worker)
reactor.run = profile(reactor.run)
start_time = hs.get_clock().time()
clock = hs.get_clock()
start_time = clock.time()
stats = {}
@ -410,41 +411,14 @@ def run(hs):
if uptime < 0:
uptime = 0
# If the stats directory is empty then this is the first time we've
# reported stats.
first_time = not stats
stats["homeserver"] = hs.config.server_name
stats["timestamp"] = now
stats["uptime_seconds"] = uptime
stats["total_users"] = yield hs.get_datastore().count_all_users()
room_count = yield hs.get_datastore().get_room_count()
stats["total_room_count"] = room_count
stats["daily_active_users"] = yield hs.get_datastore().count_daily_users()
daily_messages = yield hs.get_datastore().count_daily_messages()
if daily_messages is not None:
stats["daily_messages"] = daily_messages
else:
stats.pop("daily_messages", None)
if first_time:
# Add callbacks to report the synapse stats as metrics whenever
# prometheus requests them, typically every 30s.
# As some of the stats are expensive to calculate we only update
# them when synapse phones home to matrix.org every 24 hours.
metrics = get_metrics_for("synapse.usage")
metrics.add_callback("timestamp", lambda: stats["timestamp"])
metrics.add_callback("uptime_seconds", lambda: stats["uptime_seconds"])
metrics.add_callback("total_users", lambda: stats["total_users"])
metrics.add_callback("total_room_count", lambda: stats["total_room_count"])
metrics.add_callback(
"daily_active_users", lambda: stats["daily_active_users"]
)
metrics.add_callback(
"daily_messages", lambda: stats.get("daily_messages", 0)
)
stats["daily_messages"] = yield hs.get_datastore().count_daily_messages()
daily_sent_messages = yield hs.get_datastore().count_daily_sent_messages()
stats["daily_sent_messages"] = daily_sent_messages
logger.info("Reporting stats to matrix.org: %s" % (stats,))
try:
@ -456,9 +430,12 @@ def run(hs):
logger.warn("Error reporting stats: %s", e)
if hs.config.report_stats:
phone_home_task = task.LoopingCall(phone_stats_home)
logger.info("Scheduling stats reporting for 24 hour intervals")
phone_home_task.start(60 * 60 * 24, now=False)
logger.info("Scheduling stats reporting for 3 hour intervals")
clock.looping_call(phone_stats_home, 3 * 60 * 60 * 1000)
# We wait 5 minutes to send the first set of stats as the server can
# be quite busy the first few minutes
clock.call_later(5 * 60, phone_stats_home)
def in_thread():
# Uncomment to enable tracing of log context changes.

26
synapse/storage/__init__.py
View file

@ -231,7 +231,7 @@ class DataStore(RoomMemberStore, RoomStore,
cur.close()
self.find_stream_orderings_looping_call = self._clock.looping_call(
self._find_stream_orderings_for_times, 60 * 60 * 1000
self._find_stream_orderings_for_times, 10 * 60 * 1000
)
self._stream_order_on_start = self.get_room_max_stream_ordering()
@ -272,17 +272,19 @@ class DataStore(RoomMemberStore, RoomStore,
Counts the number of users who used this homeserver in the last 24 hours.
"""
def _count_users(txn):
txn.execute(
"SELECT COUNT(DISTINCT user_id) AS users"
" FROM user_ips"
" WHERE last_seen > ?",
# This is close enough to a day for our purposes.
(int(self._clock.time_msec()) - (1000 * 60 * 60 * 24),)
)
rows = self.cursor_to_dict(txn)
if rows:
return rows[0]["users"]
return 0
yesterday = int(self._clock.time_msec()) - (1000 * 60 * 60 * 24),
sql = """
SELECT COALESCE(count(*), 0) FROM (
SELECT user_id FROM user_ips
WHERE last_seen > ?
GROUP BY user_id
) u
"""
txn.execute(sql, (yesterday,))
count, = txn.fetchone()
return count
ret = yield self.runInteraction("count_users", _count_users)
defer.returnValue(ret)

88
synapse/storage/events.py
View file

@ -38,7 +38,6 @@ from functools import wraps
import synapse.metrics
import logging
import math
import ujson as json
# these are only included to make the type annotations work
@ -1599,68 +1598,39 @@ class EventsStore(SQLBaseStore):
call to this function, it will return None.
"""
def _count_messages(txn):
now = self.hs.get_clock().time()
txn.execute(
"SELECT reported_stream_token, reported_time FROM stats_reporting"
)
last_reported = self.cursor_to_dict(txn)
txn.execute(
"SELECT stream_ordering"
" FROM events"
" ORDER BY stream_ordering DESC"
" LIMIT 1"
)
now_reporting = self.cursor_to_dict(txn)
if not now_reporting:
logger.info("Calculating daily messages skipped; no now_reporting")
return None
now_reporting = now_reporting[0]["stream_ordering"]
txn.execute("DELETE FROM stats_reporting")
txn.execute(
"INSERT INTO stats_reporting"
" (reported_stream_token, reported_time)"
" VALUES (?, ?)",
(now_reporting, now,)
)
if not last_reported:
logger.info("Calculating daily messages skipped; no last_reported")
return None
# Close enough to correct for our purposes.
yesterday = (now - 24 * 60 * 60)
since_yesterday_seconds = yesterday - last_reported[0]["reported_time"]
any_since_yesterday = math.fabs(since_yesterday_seconds) > 60 * 60
if any_since_yesterday:
logger.info(
"Calculating daily messages skipped; since_yesterday_seconds: %d" %
(since_yesterday_seconds,)
)
return None
txn.execute(
"SELECT COUNT(*) as messages"
" FROM events NATURAL JOIN event_json"
" WHERE json like '%m.room.message%'"
" AND stream_ordering > ?"
" AND stream_ordering <= ?",
(
last_reported[0]["reported_stream_token"],
now_reporting,
)
)
rows = self.cursor_to_dict(txn)
if not rows:
logger.info("Calculating daily messages skipped; messages count missing")
return None
return rows[0]["messages"]
sql = """
SELECT COALESCE(COUNT(*), 0) FROM events
WHERE type = 'm.room.message'
AND stream_ordering > ?
"""
txn.execute(sql, (self.stream_ordering_day_ago,))
count, = txn.fetchone()
return count
ret = yield self.runInteraction("count_messages", _count_messages)
defer.returnValue(ret)
@defer.inlineCallbacks
def count_daily_sent_messages(self):
def _count_messages(txn):
# This is good enough as if you have silly characters in your own
# hostname then thats your own fault.
like_clause = "%:" + self.hs.hostname
sql = """
SELECT COALESCE(COUNT(*), 0) FROM events
WHERE type = 'm.room.message'
AND sender LIKE ?
AND stream_ordering > ?
"""
txn.execute(sql, (like_clause, self.stream_ordering_day_ago,))
count, = txn.fetchone()
return count
ret = yield self.runInteraction("count_daily_sent_messages", _count_messages)
defer.returnValue(ret)
@defer.inlineCallbacks
def _background_reindex_fields_sender(self, progress, batch_size):
target_min_stream_id = progress["target_min_stream_id_inclusive"]