From fe8906f89762f8d2f74987ad91ecbe0df04455a6 Mon Sep 17 00:00:00 2001
From: zhumingze <zhumingze@oppo.com>
Date: Thu, 6 Mar 2025 16:28:29 +0800
Subject: [PATCH] fix(master): No longer allow single replica dp raftForce
 deletion. #23115830

Signed-off-by: zhumingze <zhumingze@oppo.com>
---
 master/data_partition.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/master/data_partition.go b/master/data_partition.go
index 9f50d93f5..ef5639636 100644
--- a/master/data_partition.go
+++ b/master/data_partition.go
@@ -1422,6 +1422,13 @@ func (partition *DataPartition) Decommission(c *Cluster) bool {
 		goto errHandler
 	}
 
+	if partition.ReplicaNum == 1 && partition.DecommissionRaftForce {
+		log.LogWarnf("action[decommissionDataPartition] dp [%v] single replica does not support raftForce deletion", partition.decommissionInfo())
+		partition.DecommissionErrorMessage = "single replica does not support raftForce deletion"
+		partition.markRollbackFailed(false)
+		return false
+	}
+
 	partition.SetDecommissionStatus(DecommissionPrepare)
 	err = c.syncUpdateDataPartition(partition)
 	if err != nil {