From b6855e85ab4a7fd9f25989a4de9491329638f3a9 Mon Sep 17 00:00:00 2001
From: gabrielmer <101006718+gabrielmer@users.noreply.github.com>
Date: Thu, 24 Jul 2025 14:10:13 +0200
Subject: [PATCH] chore: guarding against double starting and stopping of nodes
 (#3525)

---
 waku/factory/waku.nim | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/waku/factory/waku.nim b/waku/factory/waku.nim
index 27c9437ff..c6196337f 100644
--- a/waku/factory/waku.nim
+++ b/waku/factory/waku.nim
@@ -362,6 +362,10 @@ proc startDnsDiscoveryRetryLoop(waku: ptr Waku): Future[void] {.async.} =
     return
 
 proc startWaku*(waku: ptr Waku): Future[Result[void, string]] {.async.} =
+  if waku[].node.started:
+    warn "startWaku: waku node already started"
+    return ok()
+
   debug "Retrieve dynamic bootstrap nodes"
   let conf = waku[].conf
 
@@ -442,6 +446,9 @@ proc startWaku*(waku: ptr Waku): Future[Result[void, string]] {.async.} =
 proc stop*(waku: Waku): Future[void] {.async: (raises: [Exception]).} =
   ## Waku shutdown
 
+  if not waku.node.started:
+    warn "stop: attempting to stop node that isn't running"
+
   waku.healthMonitor.setOverallHealth(HealthStatus.SHUTTING_DOWN)
 
   if not waku.metricsServer.isNil():