check that the node is in the cluster in `rabbit_mnesia:remove_node/1'

1 files changed, 5 insertions, 0 deletions

diff --git a/src/rabbit_mnesia.erl b/src/rabbit_mnesia.erl
index 589fdb47cb..350c737664 100644
--- a/src/rabbit_mnesia.erl
+++ b/src/rabbit_mnesia.erl
@@ -332,6 +332,11 @@ recluster(DiscoveryNode) ->
 %% nodes running, then *if the current node is a disk node* we force-load mnesia
 %% and remove the node.
 remove_node(Node) ->
+    case ordsets:is_element(Node, all_clustered_nodes()) of
+        true  -> ok;
+        false -> throw({error, {not_a_cluster_node,
+                                "The node selected is not in the cluster."}})
+    end,
     case remove_node_if_mnesia_running(Node) of
         ok ->
             ok;