サイドボタンをトリガーとして、スクリプトを実行させる

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例：Wifiのオンオフの切り替えなど。

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参考：[[Feature Request] Side Button to Toggle WiFi On/Off on Dual Radio Devices] https://forum.gl-inet.com/t/feature-request-side-button-to-toggle-wifi-on-off-on-dual-radio-devices/32427/3

#!/bin/sh

# 2023-07-25
# /etc/gl-switch.d/
# uci show wireless
# source: https://forum.gl-inet.com/t/feature-req-wifi-on-off-with-side-switch/2896/41

action=$1

if [ "$action" = "on" ]; then
        uci set wireless.default_radio0.disabled='0'
        uci set wireless.default_radio1.disabled='0'
        uci commit wireless
        wifi reload
        logger -p notice -t wifi-toggle "radios enabled"
fi

if [ "$action" = "off" ]; then
        uci set wireless.default_radio0.disabled='1'
        uci set wireless.default_radio1.disabled='1'
        uci commit wireless
        wifi reload
        logger -p notice -t wifi-toggle "radios disabled"
fi

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現在のスイッチ位置を取得するには、GPIOから読み取る。

参考：GL-AR750s mode switch button configuration https://forum.openwrt.org/t/gl-ar750s-mode-switch-button-configuration/50024/4

# cat /sys/kernel/debug/gpio 
gpiochip0: GPIOs 0-31, parent: platform/18040000.gpio, 18040000.gpio:
 gpio-1   (                    |gl-ar750s:green:powe) out lo    
 gpio-2   (                    |reset               ) in  hi IRQ
 gpio-7   (                    |usb-vbus            ) out hi    
 gpio-8   (                    |mode                ) in  lo IRQ
 gpio-19  (                    |gl-ar750s:green:wlan) out hi    
 gpio-20  (                    |gl-ar750s:green:wlan) out lo    

if grep -E '^ gpio-8 .*) in  hi' /sys/kernel/debug/gpio ; then
    echo "Switch is on"
else
    echo "Switch is off"
fi

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edfbd3889656738037c2065fe724e9a9cbafcb3e で対応