51 lines
1.3 KiB
JavaScript
51 lines
1.3 KiB
JavaScript
"use strict";
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var layouts = require('../layouts')
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, dgram = require('dgram')
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, util = require('util');
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function logstashUDP (config, layout) {
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var udp = dgram.createSocket('udp4');
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var type = config.logType ? config.logType : config.category;
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layout = layout || layouts.colouredLayout;
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if(!config.fields) {
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config.fields = {};
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}
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return function(loggingEvent) {
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var logMessage = layout(loggingEvent);
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var fields = {};
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for(var i in config.fields) {
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fields[i] = config.fields[i];
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}
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fields['level'] = loggingEvent.level.levelStr;
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var logObject = {
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'@timestamp': (new Date(loggingEvent.startTime)).toISOString(),
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type: type,
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message: logMessage,
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fields: fields
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};
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sendLog(udp, config.host, config.port, logObject);
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};
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}
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function sendLog(udp, host, port, logObject) {
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var buffer = new Buffer(JSON.stringify(logObject));
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udp.send(buffer, 0, buffer.length, port, host, function(err, bytes) {
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if(err) {
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console.error(
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"log4js.logstashUDP - %s:%p Error: %s", host, port, util.inspect(err)
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);
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}
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});
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}
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function configure(config) {
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var layout;
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if (config.layout) {
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layout = layouts.layout(config.layout.type, config.layout);
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}
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return logstashUDP(config, layout);
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}
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exports.appender = logstashUDP;
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exports.configure = configure;
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