From 597b84c9d8164b6ded220c2832ed6927a2a99170 Mon Sep 17 00:00:00 2001
From: Bob Ham <rah@settrans.net>
Date: Sat, 3 Jan 2026 12:16:58 +0000
Subject: [PATCH] wireless: Limit cleaning to LiMe-created interfaces

Don't nuke all the wireless interfaces, just the interfaces that
LibreMesh itself creates.  Except for the OpenWrt-generated default
interfaces, which are disabled.
---
 .../files/usr/lib/lua/lime/wireless.lua       | 23 ++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/packages/lime-system/files/usr/lib/lua/lime/wireless.lua b/packages/lime-system/files/usr/lib/lua/lime/wireless.lua
index 9c811ab76..5a7ace59b 100644
--- a/packages/lime-system/files/usr/lib/lua/lime/wireless.lua
+++ b/packages/lime-system/files/usr/lib/lua/lime/wireless.lua
@@ -20,10 +20,31 @@ function wireless.get_phy_mac(phy)
 	return utils.split(mac, ":")
 end
 
+function wireless.pre()
+	local uci = config.get_uci_cursor()
+
+	local function disable_default(s)
+		if s[".name"] == "default_" .. s["device"] then
+			print("Disabling default wireless interface '" .. s[".name"] .. "'")
+			uci:set("wireless", s[".name"], "disabled", "1")
+		end
+	end
+	uci:foreach("wireless", "wifi-iface", disable_default)
+
+	uci:save("wireless")
+end
+
 function wireless.clean()
 	utils.log("Clearing wireless config...")
 	local uci = config.get_uci_cursor()
-	uci:foreach("wireless", "wifi-iface", function(s) uci:delete("wireless", s[".name"]) end)
+
+	local function delete_lime_section(s)
+		if utils.stringStarts(s[".name"], wireless.limeIfNamePrefix) then
+			uci:delete("wireless", s[".name"])
+		end
+	end
+	uci:foreach("wireless", "wifi-iface", delete_lime_section)
+
 	uci:save("wireless")
 end