From 80cf60e9be0d9a4a1abc911bedef7b3fdb92d4f8 Mon Sep 17 00:00:00 2001
From: Serge Tupchii <serge.tupchii@protonmail.com>
Date: Mon, 18 Sep 2023 17:32:49 +0300
Subject: [PATCH] fix(emqx_bridge_hstreamdb): fix resources cleanup in
 on_stop/2 cb

fixes: EMQX-10962
---
 .../src/emqx_bridge_hstreamdb_connector.erl                    | 2 +-
 changes/ee/fix-11627.en.md                                     | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)
 create mode 100644 changes/ee/fix-11627.en.md

diff --git a/apps/emqx_bridge_hstreamdb/src/emqx_bridge_hstreamdb_connector.erl b/apps/emqx_bridge_hstreamdb/src/emqx_bridge_hstreamdb_connector.erl
index 727ea4ad8..111d0de7a 100644
--- a/apps/emqx_bridge_hstreamdb/src/emqx_bridge_hstreamdb_connector.erl
+++ b/apps/emqx_bridge_hstreamdb/src/emqx_bridge_hstreamdb_connector.erl
@@ -48,7 +48,7 @@ on_start(InstId, Config) ->
 
 on_stop(InstId, _State) ->
     case emqx_resource:get_allocated_resources(InstId) of
-        #{client := Client, producer := Producer} ->
+        #{?hstreamdb_client := #{client := Client, producer := Producer}} ->
             StopClientRes = hstreamdb:stop_client(Client),
             StopProducerRes = hstreamdb:stop_producer(Producer),
             ?SLOG(info, #{
diff --git a/changes/ee/fix-11627.en.md b/changes/ee/fix-11627.en.md
new file mode 100644
index 000000000..8c0dd196f
--- /dev/null
+++ b/changes/ee/fix-11627.en.md
@@ -0,0 +1,3 @@
+Fix resources cleanup in HStreamdB bridge.
+
+Prior to this fix, HStreamDB bridge might report errors during bridge configuration updates, since hstreamdb client/producer were not stopped properly.