mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-10-01 11:49:51 -04:00
39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
# Copyright 2015-2019 Prometheus Python Client Developers
|
|
# Copyright 2019 Matrix.org Foundation C.I.C.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from prometheus_client import REGISTRY, CollectorRegistry, generate_latest
|
|
|
|
from twisted.web.resource import Resource
|
|
from twisted.web.server import Request
|
|
|
|
CONTENT_TYPE_LATEST = "text/plain; version=0.0.4; charset=utf-8"
|
|
|
|
|
|
class MetricsResource(Resource):
|
|
"""
|
|
Twisted ``Resource`` that serves prometheus metrics.
|
|
"""
|
|
|
|
isLeaf = True
|
|
|
|
def __init__(self, registry: CollectorRegistry = REGISTRY):
|
|
self.registry = registry
|
|
|
|
def render_GET(self, request: Request) -> bytes:
|
|
request.setHeader(b"Content-Type", CONTENT_TYPE_LATEST.encode("ascii"))
|
|
response = generate_latest(self.registry)
|
|
request.setHeader(b"Content-Length", str(len(response)))
|
|
return response
|