Icard/angular-clarity-master(work.../node_modules/log4js/lib/appenders/tcp-server.js

50 lines
1.3 KiB
JavaScript

const debug = require('debug')('log4js:tcp-server');
const net = require('net');
const clustering = require('../clustering');
const LoggingEvent = require('../LoggingEvent');
const DELIMITER = '__LOG4JS__';
exports.configure = (config) => {
debug('configure called with ', config);
const server = net.createServer((socket) => {
let dataSoFar = '';
const send = (data) => {
if (data) {
dataSoFar += data;
if (dataSoFar.indexOf(DELIMITER)) {
const events = dataSoFar.split(DELIMITER);
if (!dataSoFar.endsWith(DELIMITER)) {
dataSoFar = events.pop();
} else {
dataSoFar = '';
}
events
.filter((e) => e.length)
.forEach((e) => {
clustering.send(LoggingEvent.deserialise(e));
});
} else {
dataSoFar = '';
}
}
};
socket.setEncoding('utf8');
socket.on('data', send);
socket.on('end', send);
});
server.listen(config.port || 5000, config.host || 'localhost', () => {
debug(`listening on ${config.host || 'localhost'}:${config.port || 5000}`);
server.unref();
});
return {
shutdown: (cb) => {
debug('shutdown called.');
server.close(cb);
},
};
};