wechaty-puppet
Version:
Abstract Puppet for Wechaty
70 lines • 3.06 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.WatchdogAgent = void 0;
const watchdog_1 = require("watchdog");
const config_js_1 = require("../config.js");
const DEFAULT_WATCHDOG_TIMEOUT_SECONDS = 60;
class WatchdogAgent {
puppet;
watchdog;
cleanCallbackList;
constructor(puppet) {
this.puppet = puppet;
config_js_1.log.verbose('PuppetWatchdogAgent', 'constructor(%s)', puppet.id);
this.cleanCallbackList = [];
/**
* 1. Setup Watchdog
* puppet implementation class only need to do one thing:
* feed the watchdog by `this.emit('heartbeat', ...)`
*/
const timeoutSeconds = puppet.options.timeoutSeconds || DEFAULT_WATCHDOG_TIMEOUT_SECONDS;
config_js_1.log.verbose('PuppetWatchdogAgent', 'constructor() timeout %d seconds', timeoutSeconds);
this.watchdog = new watchdog_1.Watchdog(1000 * timeoutSeconds, 'Puppet');
// /**
// * 2. Setup `reset` Event via a 1 second Throttle Queue:
// */
// this.resetThrottleQueue = new ThrottleQueue<string>(1000)
// this.resetThrottleQueue.subscribe(reason => {
// log.silly('PuppetWatchdogAgent', 'constructor() resetThrottleQueue.subscribe() reason: "%s"', reason)
// puppet.reset(reason)
// })
}
start() {
/**
* puppet event `heartbeat` to feed() watchdog
*/
const feed = (food) => { this.watchdog.feed(food); };
this.puppet.on('heartbeat', e => feed({ data: e.data }));
config_js_1.log.verbose('PuppetWatchdogAgent', 'start() "heartbeat" event listener added');
this.cleanCallbackList.push(() => {
this.puppet.off('heartbeat', e => feed({ data: e.data }));
config_js_1.log.verbose('PuppetWatchdogAgent', 'start() "heartbeat" event listener removed');
});
/**
* watchdog event `reset` to reset() puppet
*/
const reset = (lastFood) => {
config_js_1.log.warn('PuppetWatchdogAgent', 'start() reset() reason: %s', JSON.stringify(lastFood));
this.puppet.emit('error', new Error(`WatchdogAgent reset: lastFood: "${JSON.stringify(lastFood)}"`));
this.puppet.wrapAsync(this.puppet.reset());
};
this.watchdog.on('reset', reset);
config_js_1.log.verbose('PuppetWatchdogAgent', 'start() "reset" event listener added');
this.cleanCallbackList.push(() => {
this.puppet.off('reset', e => reset({ data: e.data }));
config_js_1.log.verbose('PuppetWatchdogAgent', 'start() "reset" event listener removed');
});
// this.puppet.on('reset', this.throttleReset)
}
stop() {
while (this.cleanCallbackList.length) {
const callback = this.cleanCallbackList.shift();
if (callback) {
callback();
}
}
this.watchdog.sleep();
}
}
exports.WatchdogAgent = WatchdogAgent;
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