[remove datanode] Enhance remove message on environment with only ConfigNode #14123

HxpSerein · web-flow · commit f3afc203633d · 2024-11-18T18:13:32.000+08:00
diff --git a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/protocol/client/ConfigNodeInfo.java b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/protocol/client/ConfigNodeInfo.java
@@ -124,7 +124,8 @@ public void loadConfigNodeList() throws StartupException {
       }
       if (onlineConfigNodes.isEmpty()) {
         throw new StartupException(
-            "No ConfigNode found in system.properties, please check if system.properties is configured correctly in DataNode system folder.");
+            "Removing is only allowed in an environment where the datanode has been successfully started. "
+                + "Please check whether it is removed on the confignode, or if you have deleted the system.properties file by mistake.");
       }
       long endTime = System.currentTimeMillis();
       logger.info(

Original file line number	Diff line number	Diff line change
`@@ -124,7 +124,8 @@ public void loadConfigNodeList() throws StartupException {`
`124`	`124`	`}`
`125`	`125`	`if (onlineConfigNodes.isEmpty()) {`
`126`	`126`	`throw new StartupException(`
`127`		`- "No ConfigNode found in system.properties, please check if system.properties is configured correctly in DataNode system folder.");`
	`127`	`+ "Removing is only allowed in an environment where the datanode has been successfully started. "`
	`128`	`+ + "Please check whether it is removed on the confignode, or if you have deleted the system.properties file by mistake.");`
`128`	`129`	`}`
`129`	`130`	`long endTime = System.currentTimeMillis();`
`130`	`131`	`logger.info(`