From d8169cbf716e05e9a6cd803bbd9562ea07d23e1b Mon Sep 17 00:00:00 2001
From: "jianghang.loujh" <jianghang.loujh@alibaba-inc.com>
Date: Fri, 28 Jul 2023 13:38:47 +0800
Subject: [PATCH] fixed issue #4813, support metric.port = -1

---
 .../canal/server/embedded/CanalServerWithEmbedded.java   | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/server/src/main/java/com/alibaba/otter/canal/server/embedded/CanalServerWithEmbedded.java b/server/src/main/java/com/alibaba/otter/canal/server/embedded/CanalServerWithEmbedded.java
index 9d8d563e..b4e3a67f 100644
--- a/server/src/main/java/com/alibaba/otter/canal/server/embedded/CanalServerWithEmbedded.java
+++ b/server/src/main/java/com/alibaba/otter/canal/server/embedded/CanalServerWithEmbedded.java
@@ -73,11 +73,12 @@ public class CanalServerWithEmbedded extends AbstractCanalLifeCycle implements C
         if (!isStart()) {
             super.start();
             // 如果存在provider,则启动metrics service
-            loadCanalMetrics();
-            metrics.setServerPort(metricsPort);
-            metrics.initialize();
+            if(metricsPort < 0) {
+                loadCanalMetrics();
+                metrics.setServerPort(metricsPort);
+                metrics.initialize();
+            }
             canalInstances = MigrateMap.makeComputingMap(destination -> canalInstanceGenerator.generate(destination));
-
             // lastRollbackPostions = new MapMaker().makeMap();
         }
     }