orchestrator/clickhouse: fix panic in networks CSV refresher

Upon second refresh, we close again the "ready" channel, leading to a panic.
akvorado · Apr 14, 2024 · 1360464 · 1360464
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diff --git a/console/data/docs/99-changelog.md b/console/data/docs/99-changelog.md
@@ -14,6 +14,7 @@ identified with a specific icon:
 ## 1.10.1 - 2024-04-14
 
 - 🩹 *inlet*: fix versioning of metadata cache
+- 🩹 *orchestrator*: fix panic in networks CSV refresher
 
 ## 1.10.0 - 2024-04-08
 

diff --git a/orchestrator/clickhouse/networks.go b/orchestrator/clickhouse/networks.go
@@ -171,6 +171,7 @@ func (c *Component) networksCSVRefresher() {
 
 		if once {
 			close(c.networksCSVReady)
+			once = false
 		}
 
 		ctx, cancel := context.WithTimeout(c.t.Context(nil), time.Minute)