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Merge pull request #403 from pierotofy/metricsfix

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Fix metrics endpoint in non-gunicorn processes
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Piero Toffanin 2023-02-06 00:39:40 +01:00 committed by GitHub
parent ea9654277b 87e1bf3f72
commit 90fea3226f
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1 changed files with 7 additions and 1 deletions
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8
libretranslate/app.py
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@ -197,6 +197,12 @@ def create_app(args):
measure_request = None
gauge_request = None
if args.metrics:
if os.environ.get("PROMETHEUS_MULTIPROC_DIR") is None:
default_mp_dir = os.path.abspath(os.path.join("db", "prometheus"))
if not os.path.isdir(default_mp_dir):
os.mkdir(default_mp_dir)
os.environ["PROMETHEUS_MULTIPROC_DIR"] = default_mp_dir
from prometheus_client import CONTENT_TYPE_LATEST, Summary, Gauge, CollectorRegistry, multiprocess, generate_latest
@bp.route("/metrics")
@ -206,7 +212,7 @@ def create_app(args):
authorization = request.headers.get('Authorization')
if authorization != "Bearer " + args.metrics_auth_token:
abort(401, description=_("Unauthorized"))
registry = CollectorRegistry()
multiprocess.MultiProcessCollector(registry)
return Response(generate_latest(registry), mimetype=CONTENT_TYPE_LATEST)