lmd/stats_server/lib/log.js

LMD: Lazy Module Declaration

/**
 * This code was originally made by Fabio Crisci and distributed under MIT licence
 *
 * Copyright (c) 2012 Fabio Crisci <fabio.crisci@gmail.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

var fs = require("fs"),
    path = require('path');

require('colors');

exports.attachTo = function (app, logDir) {

    app.post("/stats/:instanceId", function (req, res) {
        try {
            JSON.parse(req.body.json);
        } catch (e) {
            res.send(400);
            return;
        }

        var fileName = req.params.instanceId.replace(/\/|\\|\./g, '_') + '.json';
        fs.writeFile(path.join(logDir, fileName), req.body.json, "utf-8", function (err) {
            if (err) {
                res.send(500);
            } else {
                console.log('info'.green +  ':    New report ' + fileName.green);
                res.send(200);
            }
        });
    });
};