gaiaminterface/Server.js

var host = '42.96.173.180';//服务器监听的ip地址
var port = 8088; //服务器监听的端口号
var http = require('http');
var domain = require('domain');

//解析基本的文件夹未知
var qs = require('qs');
var path = require('path');
var basedir = path.resolve(__dirname, "..");
var source = path.resolve(__dirname);
//读接口信息
var routes = require(path.join(source, 'route.json'));
//读取配置信息
var conf = require(path.join(source, 'conf.json'));
//读取Error信息
var ErrorInfoMation = require('./ErrorInformation.json');
//添加mysql数据连接
var mysql = require('mysql');
module.exports.getConnection = function () {
    if ((module.exports.connection) && (module.exports.connection._socket)
        && (module.exports.connection._socket.readable)
        && (module.exports.connection._socket.writable)) {
        return module.exports.connection;
    }
    console.log(((module.exports.connection) ? "UNHEALTHY SQL CONNECTION; RE" : "") + "连接到SQL.");
    var connection = mysql.createConnection({
        host: conf.mysqlHost,
        user: conf.mysqlUser,
        database: conf.mysqlDatabase,
        password: conf.mysqlPassword,
        port: conf.mysqlPort,
        //中文读取
        charset: "utf8"
    });
    connection.connect(function (err) {
        if (err) {
            var d = domain.create();
            d.on('error', function (e) {
                res.writeHead(105, {'Content-Type': 'text/plain', 'Content-Length': Buffer.byteLength(JSON.stringify(ErrorInfoMation.SystemError), 'utf8')});
                res.end(JSON.stringify(ErrorInfoMation.SystemError));
                console.log("SQL连接错误:" + err);
            });
            var e;
            d.run(function () {
                e = new events.EventEmitter();
            });
            e.on('msg', function () {
                throw new Error("Exception：");
            });
            e.emit('error', new Error("error msg"));
            e.emit('msg');
            console.log("SQL连接错误:" + err);
        } else {
            console.log("SQL连接成功");
        }
    });
    connection.on("close", function (err) {
        console.log("SQL连接关闭.");
    });
    connection.on("error", function (err) {
        console.log("SQL连接错误:" + err);
    });
    module.exports.connection = connection;
    return module.exports.connection;
};
// 在应用程序启动时自动打开一个连接
module.exports.getConnection();


//创建服务器
http.createServer(function (req, res) {
    req.finish = false;
    for (var route in routes) {
        if (routes[route].path == req.url && routes[route].method == req.method) {
            var processor = require(path.join(source, "processors", req.url));
            console.log(req.url);
            //设置30秒超时返回值
            setTimeout(function () {
                if (!req.finish) {
                    req.finish = true;
                    res.writeHead(500, {'Content-Type': 'text/plain', 'Content-Length': Buffer.byteLength(JSON.stringify(ErrorInfoMation.RequestTimeOut), 'utf8')});
                    res.end(JSON.stringify(ErrorInfoMation.RequestTimeOut));
                }
            }, 30000);
            req.on('data', function (data) {
                console.log('Server接收到的Data：' + data);
            });
            processor.process(req, res, module.exports.getConnection());
            process.on('uncaughtException', function (err) {
                console.log('捕获异常:' + err);
            });
            return;
        }
    }
    //不合法的请求直接返回
    res.writeHead(400, {'Content-Type': 'text/plain', 'Content-Length': Buffer.byteLength(JSON.stringify(ErrorInfoMation.NoValidURL), 'utf8')});
    res.end(JSON.stringify(ErrorInfoMation.NoValidURL));
    return;
}).listen(port, host);

console.log("服务器运行于：" + host + ":" + port);