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feat: split VFD backends by hardware

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This commit is contained in:
OpenClaw Bot
2026-04-26 23:12:12 +08:00
parent c9ce87c93a
commit 03dc7c2527
5 changed files with 759 additions and 356 deletions
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395
lib/led.js
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@@ -1,356 +1,39 @@
'use strict';
const fs = require('fs');
const log = require('./logger');
const { hasLanCableCarrier } = require('./network');
/**
* OpenVFD 图标：/sys/class/leds/openvfd/led_on|led_off（写入图标名）。
*
* 映射（与面板丝印一致：LAN=play，WiFi=wifi+eth）：
* wifi + eth 同亮/同灭 → 产品 WiFi 灯（配网 on/off/blink）
* play → LAN（有线插拔，见 hasLanCableCarrier / CLAWD_ETH_IFACE）
* alarm → pwr（SETUP=灭 / APPS=亮）
* BT → 无 sysfs，仅日志
*
* 数码管：vfdservice 管道（660 字节，mode=4 TITLE / mode=1 CLOCK，与板端 Demo 一致）。
* CLAWD_VFD_PIPE 默认 /tmp/openvfd_service；管道不存在时仅 debug，不抛错。
*
* CLAWD_OPENVFD_PATH 默认 /sys/class/leds/openvfd（图标灯）
*/
const BLINK_INTERVAL_MS = 500;
const LAN_POLL_MS = 500;
const VFD_BASE = process.env.CLAWD_OPENVFD_PATH || '/sys/class/leds/openvfd';
const VFD_PIPE = process.env.CLAWD_VFD_PIPE || '/tmp/openvfd_service';
const VFD_BUF_SIZE = 660;
const VFD_MODE_CLOCK = 1;
const VFD_MODE_TITLE = 4;
const VFD_TITLE_OFF = 20;
function vfdPipePresent() {
try {
return fs.existsSync(VFD_PIPE);
} catch (_) {
return false;
}
}
/** TITLE：固定 4 字符，ASCII，供 vfdservice 解析为段码 */
function vfdTitleNormalize(raw) {
return String(raw || '')
.toUpperCase()
.replace(/[^A-Z0-9 \-]/g, ' ')
.slice(0, 4)
.padEnd(4, ' ');
}
// O_WRONLY | O_NONBLOCK：FIFO 无读端时立即抛 ENXIO 而非永久阻塞事件循环
const VFD_OPEN_FLAGS = fs.constants.O_WRONLY | fs.constants.O_NONBLOCK;
function writeVfdPipeTitle(text4) {
if (!vfdPipePresent()) return;
const seg = vfdTitleNormalize(text4);
const data = Buffer.alloc(VFD_BUF_SIZE);
data.writeUInt16LE(VFD_MODE_TITLE, 0);
try {
data.write(`${seg}\0`, VFD_TITLE_OFF, 'ascii');
} catch (e) {
log.debug('display', `openvfd title encode: ${e.message}`);
return;
}
try {
const fd = fs.openSync(VFD_PIPE, VFD_OPEN_FLAGS);
fs.writeSync(fd, data);
fs.closeSync(fd);
} catch (e) {
log.debug('display', `openvfd pipe title: ${e.message}`);
}
}
function writeVfdPipeClock() {
if (!vfdPipePresent()) return;
const data = Buffer.alloc(VFD_BUF_SIZE);
data.writeUInt16LE(VFD_MODE_CLOCK, 0);
try {
const fd = fs.openSync(VFD_PIPE, VFD_OPEN_FLAGS);
fs.writeSync(fd, data);
fs.closeSync(fd);
} catch (e) {
log.debug('display', `openvfd pipe clock: ${e.message}`);
}
}
function vfdOn(icon) {
try {
fs.writeFileSync(`${VFD_BASE}/led_on`, icon);
} catch (e) {
log.debug('led', `openvfd led_on ${icon}: ${e.message}`);
}
}
function vfdOff(icon) {
try {
fs.writeFileSync(`${VFD_BASE}/led_off`, icon);
} catch (e) {
log.debug('led', `openvfd led_off ${icon}: ${e.message}`);
}
}
function vfdWifiPair(on) {
if (on) {
vfdOn('wifi');
vfdOn('eth');
} else {
vfdOff('wifi');
vfdOff('eth');
}
}
class WifiLed {
constructor() {
this._blinkTimer = null;
this._blinkState = false;
this._current = null;
}
on() {
if (this._current === 'on') return;
this._stopBlink();
this._write(1);
this._current = 'on';
log.info('led', 'WiFi 指示灯 → 常亮');
}
off() {
if (this._current === 'off') return;
this._stopBlink();
this._write(0);
this._current = 'off';
log.info('led', 'WiFi 指示灯 → 熄灭');
}
blink(intervalMs = BLINK_INTERVAL_MS) {
if (this._current === 'blink') return;
this._stopBlink();
this._blinkState = true;
this._write(1);
this._blinkTimer = setInterval(() => {
this._blinkState = !this._blinkState;
this._write(this._blinkState ? 1 : 0);
}, intervalMs);
this._current = 'blink';
log.info('led', 'WiFi 指示灯 → 闪烁');
}
destroy() {
this._stopBlink();
this._write(0);
this._current = 'off';
}
_stopBlink() {
if (this._blinkTimer) {
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
_write(val) {
const on = !!val;
log.debug('led', `[vfd] WiFi（wifi+eth）<= ${on ? 1 : 0}`);
vfdWifiPair(on);
}
}
class BtLed {
constructor() {
this._blinkTimer = null;
this._blinkState = false;
this._current = null;
}
on() {
if (this._current === 'on') return;
this._stopBlink();
this._write(1);
this._current = 'on';
log.info('led', 'BT 指示灯 → 常亮');
}
off() {
if (this._current === 'off') return;
this._stopBlink();
this._write(0);
this._current = 'off';
log.info('led', 'BT 指示灯 → 熄灭');
}
blink(intervalMs = BLINK_INTERVAL_MS) {
if (this._current === 'blink') return;
this._stopBlink();
this._blinkState = true;
this._write(1);
this._blinkTimer = setInterval(() => {
this._blinkState = !this._blinkState;
this._write(this._blinkState ? 1 : 0);
}, intervalMs);
this._current = 'blink';
log.info('led', 'BT 指示灯 → 闪烁');
}
destroy() {
this._stopBlink();
this._write(0);
this._current = 'off';
}
_stopBlink() {
if (this._blinkTimer) {
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
_write(_val) {
log.debug('led', '[vfd] BT 无 OpenVFD 映射，忽略');
}
}
class Display {
constructor() {
this._blinkTimer = null;
}
showAP() {
this._stopBlink();
this._pipeTitle('AP ', '#m3AP ');
log.info('display', '显示屏 → AP（闪烁）');
let visible = true;
const blink = () => {
visible = !visible;
this._pipeTitle(visible ? 'AP ' : ' ', visible ? '#m3AP ' : '#c1');
this._blinkTimer = setTimeout(blink, visible ? 1000 : 500);
};
this._blinkTimer = setTimeout(blink, 1000);
}
showConn() {
this._stopBlink();
this._pipeTitle('Conn', '#m3Conn');
log.info('display', '显示屏 → Conn（闪烁）');
let visible = true;
const blink = () => {
visible = !visible;
this._pipeTitle(visible ? 'Conn' : ' ', visible ? '#m3Conn' : '#c1');
this._blinkTimer = setTimeout(blink, visible ? 1000 : 500);
};
this._blinkTimer = setTimeout(blink, 1000);
}
showErr0() {
this._stopBlink();
this._pipeTitle('Err0', '#m3Err0');
log.info('display', '显示屏 → Err0');
}
showTime() {
this._stopBlink();
writeVfdPipeClock();
log.info('display', '显示屏 → 时间');
}
showPin(pin) {
this._stopBlink();
const s = String(pin || '').padStart(4, '0').slice(-4);
this._pipeTitle(s, '#m2' + s);
log.info('display', `显示屏 → PIN: ${s}（闪烁）`);
let visible = true;
const blink = () => {
visible = !visible;
this._pipeTitle(visible ? s : ' ', visible ? '#m2' + s : '#c1');
this._blinkTimer = setTimeout(blink, visible ? 1000 : 500);
};
this._blinkTimer = setTimeout(blink, 1000);
}
_stopBlink() {
if (this._blinkTimer) {
clearTimeout(this._blinkTimer);
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
/** 保留原 #m3/#m2/#c1 的 debug 语义，并写 vfdservice TITLE */
_pipeTitle(fourCharText, debugLegacy) {
log.debug('display', `[vfd] ${debugLegacy}`);
writeVfdPipeTitle(fourCharText);
}
}
class StatusLed {
setSetup() {
vfdOff('alarm');
log.debug('led', '[vfd] alarm（pwr）<= 0');
log.info('led', '状态灯 → SETUP（未激活）');
}
setApps() {
vfdOn('alarm');
// 部分 OpenVFD 驱动单次写入生效慢，短延迟再写一次
setTimeout(() => vfdOn('alarm'), 50);
log.debug('led', '[vfd] alarm（pwr）<= 1');
log.info('led', '状态灯 → APPS（已激活）');
}
off() {
vfdOff('alarm');
log.debug('led', '[vfd] alarm（pwr）<= 0 (off)');
}
}
class LanLed {
constructor() {
this._timer = null;
this._current = null;
}
start() {
this._sync();
this._timer = setInterval(() => this._sync(), LAN_POLL_MS);
}
stop() {
if (this._timer) {
clearInterval(this._timer);
this._timer = null;
}
vfdOff('play');
this._current = null;
}
_sync() {
const up = hasLanCableCarrier();
if (up) {
if (this._current !== 'on') {
vfdOn('play');
this._current = 'on';
log.info('led', 'LAN（play / 有线 carrier）→ 亮');
}
} else if (this._current !== 'off') {
vfdOff('play');
this._current = 'off';
log.info('led', 'LAN（play / 有线 carrier）→ 灭');
}
}
}
const lan = new LanLed();
module.exports = new WifiLed();
module.exports.bt = new BtLed();
module.exports.status = new StatusLed();
module.exports.display = new Display();
module.exports.lan = lan;
'use strict';
const log = require('./logger');
const { isRK3566, readDeviceModel } = require('./led/detect');
function loadImpl() {
const forced = String(process.env.CLAWD_LED_IMPL || '').trim().toLowerCase();
const model = readDeviceModel();
let name;
if (forced) {
name = forced;
} else if (isRK3566()) {
name = 'rk3566';
} else {
name = 'openvfd';
}
try {
if (name === 'rk3566' || name === '3566') {
log.info('led', `LED/VFD backend → rk3566-openvfd (${model || 'unknown model'})`);
return require('./led/rk3566-openvfd');
}
if (name === 'noop' || name === 'none' || name === 'off') {
log.info('led', `LED/VFD backend → noop (${model || 'unknown model'})`);
return require('./led/noop');
}
if (name !== 'openvfd' && name !== 'default') {
log.warn('led', `未知 CLAWD_LED_IMPL=${name}，回退 openvfd`);
}
log.info('led', `LED/VFD backend → openvfd-class (${model || 'unknown model'})`);
return require('./led/openvfd-class');
} catch (e) {
log.warn('led', `LED/VFD backend ${name} 加载失败：${e.message}，回退 noop`);
return require('./led/noop');
}
}
module.exports = loadImpl();

22
lib/led/detect.js Normal file
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'use strict';
const fs = require('fs');
function readDeviceModel() {
try {
return fs.readFileSync('/proc/device-tree/model', 'utf8')
.replace(/\0/g, '')
.trim();
} catch (_) {
return '';
}
}
function isRK3566() {
return /RK3566/i.test(readDeviceModel());
}
module.exports = {
readDeviceModel,
isRK3566,
};

41
lib/led/noop.js Normal file
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'use strict';
const log = require('../logger');
class BasicLed {
constructor(name) {
this.name = name;
this._current = null;
}
on() { this._current = 'on'; log.debug('led', `[noop] ${this.name} on`); }
off() { this._current = 'off'; log.debug('led', `[noop] ${this.name} off`); }
blink() { this._current = 'blink'; log.debug('led', `[noop] ${this.name} blink`); }
destroy() { this._current = 'off'; log.debug('led', `[noop] ${this.name} destroy`); }
}
class StatusLed {
setSetup() { log.debug('led', '[noop] status setup'); }
setApps() { log.debug('led', '[noop] status apps'); }
off() { log.debug('led', '[noop] status off'); }
}
class Display {
showAP() { log.debug('display', '[noop] AP'); }
showConn() { log.debug('display', '[noop] Conn'); }
showErr0() { log.debug('display', '[noop] Err0'); }
showTime() { log.debug('display', '[noop] time'); }
showPin(pin) { log.debug('display', `[noop] PIN ${pin}`); }
}
class LanLed {
start() { log.debug('led', '[noop] LAN start ignored'); }
stop() { log.debug('led', '[noop] LAN stop ignored'); }
}
const led = new BasicLed('wifi');
led.bt = new BasicLed('bt');
led.status = new StatusLed();
led.display = new Display();
led.lan = new LanLed();
module.exports = led;

356
lib/led/openvfd-class.js Normal file
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'use strict';
const fs = require('fs');
const log = require('../logger');
const { hasLanCableCarrier } = require('../network');
/**
* OpenVFD 图标：/sys/class/leds/openvfd/led_on|led_off（写入图标名）。
*
* 映射（与面板丝印一致：LAN=play，WiFi=wifi+eth）：
* wifi + eth 同亮/同灭 → 产品 WiFi 灯（配网 on/off/blink）
* play → LAN（有线插拔，见 hasLanCableCarrier / CLAWD_ETH_IFACE）
* alarm → pwr（SETUP=灭 / APPS=亮）
* BT → 无 sysfs，仅日志
*
* 数码管：vfdservice 管道（660 字节，mode=4 TITLE / mode=1 CLOCK，与板端 Demo 一致）。
* CLAWD_VFD_PIPE 默认 /tmp/openvfd_service；管道不存在时仅 debug，不抛错。
*
* CLAWD_OPENVFD_PATH 默认 /sys/class/leds/openvfd（图标灯）
*/
const BLINK_INTERVAL_MS = 500;
const LAN_POLL_MS = 500;
const VFD_BASE = process.env.CLAWD_OPENVFD_PATH || '/sys/class/leds/openvfd';
const VFD_PIPE = process.env.CLAWD_VFD_PIPE || '/tmp/openvfd_service';
const VFD_BUF_SIZE = 660;
const VFD_MODE_CLOCK = 1;
const VFD_MODE_TITLE = 4;
const VFD_TITLE_OFF = 20;
function vfdPipePresent() {
try {
return fs.existsSync(VFD_PIPE);
} catch (_) {
return false;
}
}
/** TITLE：固定 4 字符，ASCII，供 vfdservice 解析为段码 */
function vfdTitleNormalize(raw) {
return String(raw || '')
.toUpperCase()
.replace(/[^A-Z0-9 \-]/g, ' ')
.slice(0, 4)
.padEnd(4, ' ');
}
// O_WRONLY | O_NONBLOCK：FIFO 无读端时立即抛 ENXIO 而非永久阻塞事件循环
const VFD_OPEN_FLAGS = fs.constants.O_WRONLY | fs.constants.O_NONBLOCK;
function writeVfdPipeTitle(text4) {
if (!vfdPipePresent()) return;
const seg = vfdTitleNormalize(text4);
const data = Buffer.alloc(VFD_BUF_SIZE);
data.writeUInt16LE(VFD_MODE_TITLE, 0);
try {
data.write(`${seg}\0`, VFD_TITLE_OFF, 'ascii');
} catch (e) {
log.debug('display', `openvfd title encode: ${e.message}`);
return;
}
try {
const fd = fs.openSync(VFD_PIPE, VFD_OPEN_FLAGS);
fs.writeSync(fd, data);
fs.closeSync(fd);
} catch (e) {
log.debug('display', `openvfd pipe title: ${e.message}`);
}
}
function writeVfdPipeClock() {
if (!vfdPipePresent()) return;
const data = Buffer.alloc(VFD_BUF_SIZE);
data.writeUInt16LE(VFD_MODE_CLOCK, 0);
try {
const fd = fs.openSync(VFD_PIPE, VFD_OPEN_FLAGS);
fs.writeSync(fd, data);
fs.closeSync(fd);
} catch (e) {
log.debug('display', `openvfd pipe clock: ${e.message}`);
}
}
function vfdOn(icon) {
try {
fs.writeFileSync(`${VFD_BASE}/led_on`, icon);
} catch (e) {
log.debug('led', `openvfd led_on ${icon}: ${e.message}`);
}
}
function vfdOff(icon) {
try {
fs.writeFileSync(`${VFD_BASE}/led_off`, icon);
} catch (e) {
log.debug('led', `openvfd led_off ${icon}: ${e.message}`);
}
}
function vfdWifiPair(on) {
if (on) {
vfdOn('wifi');
vfdOn('eth');
} else {
vfdOff('wifi');
vfdOff('eth');
}
}
class WifiLed {
constructor() {
this._blinkTimer = null;
this._blinkState = false;
this._current = null;
}
on() {
if (this._current === 'on') return;
this._stopBlink();
this._write(1);
this._current = 'on';
log.info('led', 'WiFi 指示灯 → 常亮');
}
off() {
if (this._current === 'off') return;
this._stopBlink();
this._write(0);
this._current = 'off';
log.info('led', 'WiFi 指示灯 → 熄灭');
}
blink(intervalMs = BLINK_INTERVAL_MS) {
if (this._current === 'blink') return;
this._stopBlink();
this._blinkState = true;
this._write(1);
this._blinkTimer = setInterval(() => {
this._blinkState = !this._blinkState;
this._write(this._blinkState ? 1 : 0);
}, intervalMs);
this._current = 'blink';
log.info('led', 'WiFi 指示灯 → 闪烁');
}
destroy() {
this._stopBlink();
this._write(0);
this._current = 'off';
}
_stopBlink() {
if (this._blinkTimer) {
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
_write(val) {
const on = !!val;
log.debug('led', `[vfd] WiFi（wifi+eth）<= ${on ? 1 : 0}`);
vfdWifiPair(on);
}
}
class BtLed {
constructor() {
this._blinkTimer = null;
this._blinkState = false;
this._current = null;
}
on() {
if (this._current === 'on') return;
this._stopBlink();
this._write(1);
this._current = 'on';
log.info('led', 'BT 指示灯 → 常亮');
}
off() {
if (this._current === 'off') return;
this._stopBlink();
this._write(0);
this._current = 'off';
log.info('led', 'BT 指示灯 → 熄灭');
}
blink(intervalMs = BLINK_INTERVAL_MS) {
if (this._current === 'blink') return;
this._stopBlink();
this._blinkState = true;
this._write(1);
this._blinkTimer = setInterval(() => {
this._blinkState = !this._blinkState;
this._write(this._blinkState ? 1 : 0);
}, intervalMs);
this._current = 'blink';
log.info('led', 'BT 指示灯 → 闪烁');
}
destroy() {
this._stopBlink();
this._write(0);
this._current = 'off';
}
_stopBlink() {
if (this._blinkTimer) {
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
_write(_val) {
log.debug('led', '[vfd] BT 无 OpenVFD 映射，忽略');
}
}
class Display {
constructor() {
this._blinkTimer = null;
}
showAP() {
this._stopBlink();
this._pipeTitle('AP ', '#m3AP ');
log.info('display', '显示屏 → AP（闪烁）');
let visible = true;
const blink = () => {
visible = !visible;
this._pipeTitle(visible ? 'AP ' : ' ', visible ? '#m3AP ' : '#c1');
this._blinkTimer = setTimeout(blink, visible ? 1000 : 500);
};
this._blinkTimer = setTimeout(blink, 1000);
}
showConn() {
this._stopBlink();
this._pipeTitle('Conn', '#m3Conn');
log.info('display', '显示屏 → Conn（闪烁）');
let visible = true;
const blink = () => {
visible = !visible;
this._pipeTitle(visible ? 'Conn' : ' ', visible ? '#m3Conn' : '#c1');
this._blinkTimer = setTimeout(blink, visible ? 1000 : 500);
};
this._blinkTimer = setTimeout(blink, 1000);
}
showErr0() {
this._stopBlink();
this._pipeTitle('Err0', '#m3Err0');
log.info('display', '显示屏 → Err0');
}
showTime() {
this._stopBlink();
writeVfdPipeClock();
log.info('display', '显示屏 → 时间');
}
showPin(pin) {
this._stopBlink();
const s = String(pin || '').padStart(4, '0').slice(-4);
this._pipeTitle(s, '#m2' + s);
log.info('display', `显示屏 → PIN: ${s}（闪烁）`);
let visible = true;
const blink = () => {
visible = !visible;
this._pipeTitle(visible ? s : ' ', visible ? '#m2' + s : '#c1');
this._blinkTimer = setTimeout(blink, visible ? 1000 : 500);
};
this._blinkTimer = setTimeout(blink, 1000);
}
_stopBlink() {
if (this._blinkTimer) {
clearTimeout(this._blinkTimer);
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
/** 保留原 #m3/#m2/#c1 的 debug 语义，并写 vfdservice TITLE */
_pipeTitle(fourCharText, debugLegacy) {
log.debug('display', `[vfd] ${debugLegacy}`);
writeVfdPipeTitle(fourCharText);
}
}
class StatusLed {
setSetup() {
vfdOff('alarm');
log.debug('led', '[vfd] alarm（pwr）<= 0');
log.info('led', '状态灯 → SETUP（未激活）');
}
setApps() {
vfdOn('alarm');
// 部分 OpenVFD 驱动单次写入生效慢，短延迟再写一次
setTimeout(() => vfdOn('alarm'), 50);
log.debug('led', '[vfd] alarm（pwr）<= 1');
log.info('led', '状态灯 → APPS（已激活）');
}
off() {
vfdOff('alarm');
log.debug('led', '[vfd] alarm（pwr）<= 0 (off)');
}
}
class LanLed {
constructor() {
this._timer = null;
this._current = null;
}
start() {
this._sync();
this._timer = setInterval(() => this._sync(), LAN_POLL_MS);
}
stop() {
if (this._timer) {
clearInterval(this._timer);
this._timer = null;
}
vfdOff('play');
this._current = null;
}
_sync() {
const up = hasLanCableCarrier();
if (up) {
if (this._current !== 'on') {
vfdOn('play');
this._current = 'on';
log.info('led', 'LAN（play / 有线 carrier）→ 亮');
}
} else if (this._current !== 'off') {
vfdOff('play');
this._current = 'off';
log.info('led', 'LAN（play / 有线 carrier）→ 灭');
}
}
}
const lan = new LanLed();
module.exports = new WifiLed();
module.exports.bt = new BtLed();
module.exports.status = new StatusLed();
module.exports.display = new Display();
module.exports.lan = lan;

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lib/led/rk3566-openvfd.js Normal file
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'use strict';
const fs = require('fs');
const { execSync } = require('child_process');
const log = require('../logger');
/**
* 前面板指示灯控制
*
* WiFi 灯 (b5): 1 = 亮, 0 = 灭（正逻辑）
* - WiFi 已连接且互联网畅通 → 常亮
* - WiFi 连接中（正在尝试） → 闪烁
* - WiFi 未连接 / 无互联网 → 熄灭
*
* BT 灯 (b6): 1 = 亮, 0 = 灭（正逻辑）
* - BLE 配网进行中 → 闪烁
* - BLE 配网成功 → 常亮
* - 蓝牙不工作 → 熄灭
*
* SETUP 灯 (b2): 0 = 亮, 1 = 灭（反逻辑，与 APPS 互斥）
* APPS 灯 (b1): 0 = 亮, 1 = 灭（反逻辑，与 SETUP 互斥）
* - claw 未激活 → SETUP 亮，APPS 灭
* - claw 已激活 → APPS 亮，SETUP 灭
*/
const LED_PATH = process.env.CLAWD_LED_PATH || '/sys/devices/platform/openvfd/attr/b5';
const BT_LED_PATH = process.env.CLAWD_BT_LED_PATH || '/sys/devices/platform/openvfd/attr/b6';
const SETUP_LED_PATH = '/sys/devices/platform/openvfd/attr/b1'; // 物理 SETUP 灯
const APPS_LED_PATH = '/sys/devices/platform/openvfd/attr/b2'; // 物理 APPS 灯
const BLINK_INTERVAL_MS = 500; // 闪烁间隔（ms）
class WifiLed {
constructor() {
this._blinkTimer = null;
this._blinkState = false;
this._current = null; // 'on' | 'off' | 'blink'
}
/** 常亮 */
on() {
if (this._current === 'on') return;
this._stopBlink();
this._write(1);
this._current = 'on';
log.info('led', 'WiFi 指示灯 → 常亮');
}
/** 熄灭 */
off() {
if (this._current === 'off') return;
this._stopBlink();
this._write(0);
this._current = 'off';
log.info('led', 'WiFi 指示灯 → 熄灭');
}
/** 闪烁（连接中） */
blink(intervalMs = BLINK_INTERVAL_MS) {
if (this._current === 'blink') return;
this._stopBlink();
this._blinkState = true;
this._write(1);
this._blinkTimer = setInterval(() => {
this._blinkState = !this._blinkState;
this._write(this._blinkState ? 1 : 0);
}, intervalMs);
this._current = 'blink';
log.info('led', 'WiFi 指示灯 → 闪烁');
}
/** 释放资源，关灯 */
destroy() {
this._stopBlink();
this._write(0);
this._current = 'off';
}
// ── 内部 ──────────────────────────────────────────────────────────────────
_stopBlink() {
if (this._blinkTimer) {
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
_write(val) {
try {
fs.writeFileSync(LED_PATH, String(val));
} catch (e) {
log.warn('led', `写入失败 (${LED_PATH}): ${e.message}`);
}
}
}
// ── 蓝牙指示灯 ───────────────────────────────────────────────────────────────
/**
* BT 指示灯（b6）正逻辑：1 = 亮，0 = 灭。
* blink() — BLE 配网进行中
* on() — BLE 配网成功 / 蓝牙功能正常
* off() — 蓝牙不工作
*/
class BtLed {
constructor() {
this._blinkTimer = null;
this._blinkState = false;
this._current = null; // 'on' | 'off' | 'blink'
}
/** 常亮（配网成功） */
on() {
if (this._current === 'on') return;
this._stopBlink();
this._write(1);
this._current = 'on';
log.info('led', 'BT 指示灯 → 常亮');
}
/** 熄灭（蓝牙不工作） */
off() {
if (this._current === 'off') return;
this._stopBlink();
this._write(0);
this._current = 'off';
log.info('led', 'BT 指示灯 → 熄灭');
}
/** 闪烁（BLE 配网进行中） */
blink(intervalMs = BLINK_INTERVAL_MS) {
if (this._current === 'blink') return;
this._stopBlink();
this._blinkState = true;
this._write(1);
this._blinkTimer = setInterval(() => {
this._blinkState = !this._blinkState;
this._write(this._blinkState ? 1 : 0);
}, intervalMs);
this._current = 'blink';
log.info('led', 'BT 指示灯 → 闪烁');
}
/** 释放资源，关灯 */
destroy() {
this._stopBlink();
this._write(0);
this._current = 'off';
}
_stopBlink() {
if (this._blinkTimer) {
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
_write(val) {
try {
fs.writeFileSync(BT_LED_PATH, String(val));
} catch (e) {
log.warn('led', `写入失败 (${BT_LED_PATH}): ${e.message}`);
}
}
}
// ── VFD 显示屏 ────────────────────────────────────────────────────────────────
const DISPLAY_PATH = '/sys/devices/platform/openvfd/attr/led';
/**
* VFD 显示屏控制。
* #m3 <text> 手动模式，显示指定文字
* #s1 系统时钟模式，显示当前时间
*/
class Display {
constructor() {
this._blinkTimer = null;
}
/** 网络断开 / AP 模式 → 显示 "AP " */
showAP() {
this._stopBlink();
this._write('#m3AP ');
log.info('display', '显示屏 → AP');
}
/** WS 连接中（失败次数 < 3）→ 显示 "Conn" 闪烁 */
showConn() {
this._stopBlink();
this._write('#m3Conn');
log.info('display', '显示屏 → Conn（闪烁）');
let visible = true;
const blink = () => {
visible = !visible;
this._write(visible ? '#m3Conn' : '#c1');
this._blinkTimer = setTimeout(blink, visible ? 1000 : 500);
};
this._blinkTimer = setTimeout(blink, 1000);
}
/** 网络正常但 VPS 不可达 → 显示 "Err0" */
showErr0() {
this._stopBlink();
this._write('#m3Err0');
log.info('display', '显示屏 → Err0');
}
/** 网络已连接 → 显示时间 */
showTime() {
this._stopBlink();
this._write('#s1');
log.info('display', '显示屏 → 时间');
}
/** 未激活 + 连网 → 显示 PIN 码（4 位数字）并闪烁 */
showPin(pin) {
this._stopBlink();
const s = String(pin || '').padStart(4, '0').slice(-4);
this._write('#m2' + s);
log.info('display', `显示屏 → PIN: ${s}（闪烁）`);
// 亮 1s → 灭 0.5s → 循环
let visible = true;
const blink = () => {
visible = !visible;
this._write(visible ? '#m2' + s : '#c1');
this._blinkTimer = setTimeout(blink, visible ? 1000 : 500);
};
this._blinkTimer = setTimeout(blink, 1000);
}
_stopBlink() {
if (this._blinkTimer) {
clearTimeout(this._blinkTimer);
clearInterval(this._blinkTimer);
this._blinkTimer = null;
}
}
_write(val) {
try {
execSync(`echo "${val}" | tee ${DISPLAY_PATH} > /dev/null`, { timeout: 3000 });
} catch (e) {
log.warn('display', `写入失败: ${e.message}`);
}
}
}
// ── SETUP / APPS 状态灯 ───────────────────────────────────────────────────────
/**
* SETUP 灯（b2）与 APPS 灯（b1）互斥控制。
* 两灯均为反逻辑：写 0 = 亮，写 1 = 灭。
*/
class StatusLed {
/** claw 未激活 → SETUP 亮，APPS 灭 */
setSetup() {
this._write(SETUP_LED_PATH, 0); // SETUP 亮
this._write(APPS_LED_PATH, 1); // APPS 灭
log.info('led', '状态灯 → SETUP（未激活）');
}
/** claw 已激活 → APPS 亮，SETUP 灭 */
setApps() {
this._write(SETUP_LED_PATH, 1); // SETUP 灭
this._write(APPS_LED_PATH, 0); // APPS 亮
log.info('led', '状态灯 → APPS（已激活）');
}
/** 两灯全灭（进程退出时调用） */
off() {
this._write(SETUP_LED_PATH, 1);
this._write(APPS_LED_PATH, 1);
}
_write(path, val) {
try {
fs.writeFileSync(path, String(val));
} catch (e) {
log.warn('led', `写入失败 (${path}): ${e.message}`);
}
}
}
// ── LAN 指示灯 ───────────────────────────────────────────────────────────────
// RK3566 这版硬件没有 LAN LED 映射；保留统一 API，避免上层分支判断。
class LanLed {
start() {
log.debug('led', '[rk3566] LAN LED unsupported; start ignored');
}
stop() {
log.debug('led', '[rk3566] LAN LED unsupported; stop ignored');
}
}
// 全局单例，整个进程共用
module.exports = new WifiLed();
module.exports.bt = new BtLed();
module.exports.status = new StatusLed();
module.exports.display = new Display();
module.exports.lan = new LanLed();