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Add prometheus metrics for the number of active pushers (#7103)

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Richard van der Hoff 2020-03-19 11:00:24 +01:00 • committed by GitHub
parent 443162e577
commit 8c75667ad7
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5 changed files with 36 additions and 8 deletions
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synapse/metrics/__init__.py
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@ -20,7 +20,7 @@ import os
import platform
import threading
import time
from typing import Dict, Union
from typing import Callable, Dict, Iterable, Optional, Tuple, Union
import six
@ -59,10 +59,12 @@ class RegistryProxy(object):
@attr.s(hash=True)
class LaterGauge(object):
name = attr.ib()
desc = attr.ib()
labels = attr.ib(hash=False)
caller = attr.ib()
name = attr.ib(type=str)
desc = attr.ib(type=str)
labels = attr.ib(hash=False, type=Optional[Iterable[str]])
# callback: should either return a value (if there are no labels for this metric),
# or dict mapping from a label tuple to a value
caller = attr.ib(type=Callable[[], Union[Dict[Tuple[str, ...], float], float]])
def collect(self):