66 lines
1.6 KiB
Bash
66 lines
1.6 KiB
Bash
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#!/bin/bash
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# setup-gpio85-systemd.sh
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# 一键安装 GPIO85 初始化脚本 + systemd 服务
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# 日志去掉，直接操作 GPIO85
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# ---------------------- 权限检查 ----------------------
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if [ "$EUID" -ne 0 ]; then
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echo "请使用 root 用户或 sudo 执行此脚本"
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exit 1
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fi
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# ---------------------- 配置变量 ----------------------
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GPIO=85
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INIT_SCRIPT=/usr/local/bin/init-gpio85.sh
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SERVICE_FILE=/etc/systemd/system/gpio85.service
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# ---------------------- 创建 GPIO 初始化脚本 ----------------------
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cat << EOF > $INIT_SCRIPT
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#!/bin/bash
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# 自动初始化 GPIO$GPIO
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GPIO=$GPIO
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# 如果 gpio$GPIO 未被 export，则 export
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if [ ! -d /sys/class/gpio/gpio\$GPIO ]; then
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echo \$GPIO > /sys/class/gpio/export
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sleep 0.1
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fi
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# 设置方向为输出
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echo out > /sys/class/gpio/gpio\$GPIO/direction
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sleep 0.05
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# 设置权限为 777
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chmod 777 /sys/class/gpio/gpio\$GPIO/*
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EOF
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chmod +x $INIT_SCRIPT
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echo "✅ GPIO$GPIO 初始化脚本创建完成：$INIT_SCRIPT"
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# ---------------------- 创建 systemd 服务 ----------------------
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cat << EOF > $SERVICE_FILE
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[Unit]
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Description=Initialize GPIO$GPIO
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After=multi-user.target
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[Service]
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Type=oneshot
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ExecStart=$INIT_SCRIPT
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RemainAfterExit=yes
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User=root
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[Install]
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WantedBy=multi-user.target
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EOF
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echo "✅ systemd 服务创建完成：$SERVICE_FILE"
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# ---------------------- 启用并启动服务 ----------------------
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systemctl daemon-reload
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systemctl enable gpio85.service
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systemctl start gpio85.service
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# ---------------------- 输出状态 ----------------------
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systemctl status gpio85.service --no-pager
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echo "✅ GPIO$GPIO systemd 服务已启用并启动"
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