nyx_server/core/log/stompitAppender.js

Node内容发布

"use strict";
var log4js = require('log4js');
var layouts = log4js.layouts
var stompit = require('stompit');
var Promise = require("bluebird");

function stompitAppender(stompName, connectOption, messageHeaders , layout, timezoneOffset) {
    
    layout = layout || layouts.basicLayout;
    var sendHeaders = {
        'destination': messageHeaders.destination,
        'content-type': messageHeaders.contentType
    };
    var getClient = null;
    
    function _getClient(connectOpt) {
        return new Promise(function (resolve, reject) {
            stompit.connect(connectOpt, function (error, client) {
                if (error) {
                    return reject(error);
                }
                client.on("error", function () {
                    getClient = _getClient(connectOpt);
                })
                return resolve(client);
            });
        })
    }
    getClient = _getClient(connectOption);

    return function (loggingEvent) {
        getClient.then(function (client) {
            console.log(layout(loggingEvent, timezoneOffset))
            send(client, sendHeaders, layout(loggingEvent, timezoneOffset))
        }).catch(function(err){
            console.log(err.stack);
            getClient = _getClient(connectOption);
            return true;
        })
    };
}




function send(client, headers, message) {
    console.log(message);
    var frame = client.send(headers);
    frame.write(message);
    frame.end();
}


function configure(config, options) {
    console.log(arguments)
    var layout;
    if (config.layout) {
        layout = layouts.layout(config.layout.type, config.layout);
    }

    return stompitAppender(
        "",
        config.connect,
        config.messageHeaders,
        layout,
        config.timezoneOffset
    );
}

exports.appender = stompitAppender;
exports.configure = configure;