From 684feeaf2f32d853b02951794789830e48e75a64 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Van=C4=9Bk?= <arkamar@atlas.cz>
Date: Thu, 19 May 2022 16:23:59 +0200
Subject: [PATCH] Properly close providers.json file stream. (#12794)

---
 changelog.d/12794.bugfix | 1 +
 synapse/config/oembed.py | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)
 create mode 100644 changelog.d/12794.bugfix

diff --git a/changelog.d/12794.bugfix b/changelog.d/12794.bugfix
new file mode 100644
index 0000000000..2d1a2838e1
--- /dev/null
+++ b/changelog.d/12794.bugfix
@@ -0,0 +1 @@
+Fix a bug introduced in 1.43.0 where a file (`providers.json`) was never closed. Contributed by @arkamar.
diff --git a/synapse/config/oembed.py b/synapse/config/oembed.py
index 690ffb5296..e9edea0731 100644
--- a/synapse/config/oembed.py
+++ b/synapse/config/oembed.py
@@ -57,9 +57,9 @@ class OembedConfig(Config):
         """
         # Whether to use the packaged providers.json file.
         if not oembed_config.get("disable_default_providers") or False:
-            providers = json.load(
-                pkg_resources.resource_stream("synapse", "res/providers.json")
-            )
+            with pkg_resources.resource_stream("synapse", "res/providers.json") as s:
+                providers = json.load(s)
+
             yield from self._parse_and_validate_provider(
                 providers, config_path=("oembed",)
             )
-- 
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