From c087f680531b2c40a4dc731da64b351a133c27fe Mon Sep 17 00:00:00 2001
From: Andrew Morgan <1342360+anoadragon453@users.noreply.github.com>
Date: Tue, 17 Nov 2020 16:01:33 +0000
Subject: Cap the version of prometheus_client to <v0.9.0 in the dockerfile
 (#8767)

Short-term fix for https://github.com/matrix-org/synapse/issues/8766.
---
 synapse/python_dependencies.py | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'synapse')

diff --git a/synapse/python_dependencies.py b/synapse/python_dependencies.py
index 0ddead8a0f..aab77fc453 100644
--- a/synapse/python_dependencies.py
+++ b/synapse/python_dependencies.py
@@ -72,6 +72,10 @@ REQUIREMENTS = [
     # prom-client has a history of breaking backwards compatibility between
     # minor versions (https://github.com/prometheus/client_python/issues/317),
     # so we also pin the minor version.
+    #
+    # Note that we replicate these constraints in the Synapse Dockerfile while
+    # pre-installing dependencies. If these constraints are updated here, the
+    # same change should be made in the Dockerfile.
     "prometheus_client>=0.4.0,<0.9.0",
     # we use attr.validators.deep_iterable, which arrived in 19.1.0 (Note:
     # Fedora 31 only has 19.1, so if we want to upgrade we should wait until 33
-- 
cgit 1.5.1