From f3fa302d8403ab97b8e3bb20efd80163c9e94c31 Mon Sep 17 00:00:00 2001
From: zhongwencool <zhongwencool@gmail.com>
Date: Tue, 8 Feb 2022 15:25:22 +0800
Subject: [PATCH] chore: print only the port number when bound on all
 interfaces.

---
 apps/emqx/src/emqx_listeners.erl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/apps/emqx/src/emqx_listeners.erl b/apps/emqx/src/emqx_listeners.erl
index c72baa743..a249447d3 100644
--- a/apps/emqx/src/emqx_listeners.erl
+++ b/apps/emqx/src/emqx_listeners.erl
@@ -366,6 +366,11 @@ merge_default(Options) ->
 
 format_addr(Port) when is_integer(Port) ->
     io_lib:format(":~w", [Port]);
+%% Print only the port number when bound on all interfaces
+format_addr({{0, 0, 0, 0}, Port}) ->
+    format_addr(Port);
+format_addr({{0, 0, 0, 0, 0, 0, 0, 0}, Port}) ->
+    format_addr(Port);
 format_addr({Addr, Port}) when is_list(Addr) ->
     io_lib:format("~ts:~w", [Addr, Port]);
 format_addr({Addr, Port}) when is_tuple(Addr) ->