OpenWrt preconfigured wlan

04_factory_defaults.sh

#!/bin/sh

. /lib/functions.sh
. /lib/functions/system.sh

get_board_name () {
	cat /proc/device-tree/compatible | tr -s '\000' '\n' | head -n 1
}

mtd_get_cstring () {
	local mtdname="$1"
	local offset=$(($2))
	local part
	local mac_dirty
	
	part=$(find_mtd_part "$mtdname")

	if [ -z "$part" ]; then
		echo "mtd_get_cstring: partition $mtdname not found!" >&2
		return
	fi

	if [ -z "$offset" ]; then
		echo "mtd_get_cstring: offset missing" >&2
		return
	fi

	cstring=$(dd if="$part" skip="$offset" count=1 bs=32b iflag=skip_bytes 2>/dev/null | tr -s '\000' '\n' | head -n1)

	echo $cstring
}

apply_factory_defaults () {
	local board=$(get_board_name)

	case $board in
	beeline,smartbox-turbo-plus)
		wlan0_ssid=$(mtd_get_cstring factory 0x21080)
		if [ "$wlan0_ssid" != "${wlan0_ssid#Beeline}" ] ; then
			wlan1_ssid=${wlan0_ssid:0:8}5${wlan0_ssid:9}
			wlan_key=$(mtd_get_cstring factory 0x210a0)
			serial_number=$(mtd_get_cstring factory 0x21010)
			root_password="$serial_number"
			radio_disabled=0
			radio_country=RU
		else
			wlan0_ssid=
		fi
		;;
	esac

	: > /etc/factory_80211

	known_vars="wlan_ssid wlan0_ssid wlan1_ssid wlan_key wlan0_key wlan1_key radio_disabled radio_country"
	for var_name in $known_vars ; do
		eval var_value=\$$var_name
		if [ ! -z "$var_value" ] ; then
			echo $var_name=\"$var_value\" >>/etc/factory_80211
		fi
	done

	set_factory_root_password $root_password
}

apply_factory_defaults

set_factory_root_password () {
	factory_root_password=$1
	root_shadow=$(cat /etc/shadow | grep '^root' | cut -d ':' -f 2)
	if [ "x$root_shadow" == "x" -a "x$factory_root_password" != "x" ] ; then
		echo -e "$factory_root_password\n$factory_root_password" | passwd root
	fi
}

exit 0

etc-factory_80211

wlan0_ssid="Beeline_2G_FF4812"
wlan1_ssid="Beeline_5G_FF4812"
wlan_key="GJKPpAbsE"
wlan_encryption="psk2"
radio_country="RU"
radio_disabled=0

mac80211.diff

diff --git a/package/kernel/mac80211/files/lib/wifi/mac80211.sh b/package/kernel/mac80211/files/lib/wifi/mac80211.sh
index be9c537..3c88c81 100644
--- a/package/kernel/mac80211/files/lib/wifi/mac80211.sh
+++ b/package/kernel/mac80211/files/lib/wifi/mac80211.sh
@@ -1,10 +1,12 @@
 #!/bin/sh
 . /lib/netifd/mac80211.sh
 
 append DRIVERS "mac80211"
 
+. /etc/factory_80211
+
 lookup_phy() {
 	[ -n "$phy" ] && {
 		[ -d /sys/class/ieee80211/$phy ] && return
 	}
 
@@ -95,25 +97,49 @@ detect_mac80211() {
 			dev_id="set wireless.radio${devidx}.path='$path'"
 		else
 			dev_id="set wireless.radio${devidx}.macaddr=$(cat /sys/class/ieee80211/${dev}/macaddress)"
 		fi
 
+		eval radio_i_disabled=\$radio${devidx}_disabled
+		radio_i_disabled=${radio_i_disabled:-${radio_disabled:-1}}
+		eval radio_i_country=\$radio${devidx}_country
+		radio_i_country=${radio_i_country:-$radio_country}
+		if [ ! -z "$radio_i_country" ] ; then
+			uci_radio_country="set wireless.radio${devidx}.country=${radio_i_country}"
+		else
+			uci_radio_country=
+		fi
+
+		eval wlan_i_ssid=\$wlan${devidx}_ssid
+		wlan_i_ssid=${wlan_i_ssid:-${wlan_ssid:-OpenWrt}}
+		eval wlan_i_encryption=\$wlan${devidx}_encryption
+		wlan_i_encryption=${wlan_i_encryption:-${wlan_encryption:-none}}
+		eval wlan_i_key=\$wlan${devidx}_key
+		wlan_i_key=${wlan_i_key:-$wlan_key}
+		if [ ! -z "$wlan_i_key" ] ; then
+			uci_wlan_key="set wireless.default_radio${devidx}.key=${wlan_i_key}"
+		else
+			uci_wlan_key=
+		fi
+
 		uci -q batch <<-EOF
 			set wireless.radio${devidx}=wifi-device
 			set wireless.radio${devidx}.type=mac80211
 			set wireless.radio${devidx}.channel=${channel}
 			set wireless.radio${devidx}.hwmode=11${mode_band}
 			${dev_id}
 			${ht_capab}
-			set wireless.radio${devidx}.disabled=1
+			set wireless.radio${devidx}.disabled=${radio_i_disabled}
+			${uci_radio_country}
 
 			set wireless.default_radio${devidx}=wifi-iface
 			set wireless.default_radio${devidx}.device=radio${devidx}
 			set wireless.default_radio${devidx}.network=lan
 			set wireless.default_radio${devidx}.mode=ap
-			set wireless.default_radio${devidx}.ssid=OpenWrt
-			set wireless.default_radio${devidx}.encryption=none
+			set wireless.default_radio${devidx}.ssid=${wlan_i_ssid}
+			set wireless.default_radio${devidx}.encryption=${wlan_i_encryption}
+			${uci_wlan_key}
 EOF
 		uci -q commit wireless
 
 		devidx=$(($devidx + 1))
 	done