node-cron
Version:
A Lightweight Task Scheduler for Node.js
142 lines • 5.36 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.startDaemon = startDaemon;
exports.bind = bind;
const url_1 = require("url");
const logger_1 = __importDefault(require("../../logger"));
const inline_scheduled_task_1 = require("../inline-scheduled-task");
async function startDaemon(message) {
let script;
try {
script = await Promise.resolve(`${message.path}`).then(s => __importStar(require(s)));
}
catch {
script = await Promise.resolve(`${(0, url_1.fileURLToPath)(message.path)}`).then(s => __importStar(require(s)));
}
const task = new inline_scheduled_task_1.InlineScheduledTask(message.cron, script.task, message.options);
task.on('task:started', (context => sendEvent('task:started', context)));
task.on('task:stopped', (context => sendEvent('task:stopped', context)));
task.on('task:destroyed', (context => sendEvent('task:destroyed', context)));
task.on('execution:started', (context => sendEvent('execution:started', context)));
task.on('execution:finished', (context => sendEvent('execution:finished', context)));
task.on('execution:failed', (context => sendEvent('execution:failed', context)));
task.on('execution:missed', (context => sendEvent('execution:missed', context)));
task.on('execution:overlap', (context => sendEvent('execution:overlap', context)));
task.on('execution:maxReached', (context => sendEvent('execution:maxReached', context)));
if (process.send)
process.send({ event: 'daemon:started' });
task.start();
return task;
}
function sendEvent(event, context) {
const message = { event: event, context: safelySerializeContext(context) };
if (context.execution?.error) {
message.jsonError = serializeError(context.execution?.error);
}
if (process.send)
process.send(message);
}
function serializeError(err) {
const plain = {
name: err.name,
message: err.message,
stack: err.stack,
...Object.getOwnPropertyNames(err)
.filter(k => !['name', 'message', 'stack'].includes(k))
.reduce((acc, k) => {
acc[k] = err[k];
return acc;
}, {})
};
return JSON.stringify(plain);
}
function safelySerializeContext(context) {
const safeContext = {
date: context.date,
dateLocalIso: context.dateLocalIso,
triggeredAt: context.triggeredAt
};
if (context.task) {
safeContext.task = {
id: context.task.id,
name: context.task.name,
status: context.task.getStatus()
};
}
if (context.execution) {
safeContext.execution = {
id: context.execution.id,
reason: context.execution.reason,
startedAt: context.execution.startedAt,
finishedAt: context.execution.finishedAt,
hasError: !!context.execution.error,
result: context.execution.result
};
}
return safeContext;
}
function bind() {
let task;
process.on('message', async (message) => {
switch (message.command) {
case 'task:start':
task = await startDaemon(message);
return task;
case 'task:stop':
if (task)
task.stop();
return task;
case 'task:destroy':
if (task)
task.destroy();
return task;
case 'task:execute':
try {
if (task)
await task.execute();
}
catch (error) {
logger_1.default.debug('Daemon task:execute falied:', error);
}
return task;
}
});
}
bind();
//# sourceMappingURL=daemon.js.map