我npm
第一次尝试使用模块,并尝试在helmet
服务器模块中实现以设置安全标头。我知道这helmet
是为了Express
但我没有使用Express
.
我还能在以下服务器模块中使用“头盔”吗?如果是这样,我该怎么做(代码示例将不胜感激)?如果没有,我可以使用什么“插件”到下面的模块中,或者我应该以不同的方式攻击它?
感谢您的帮助/输入。
'use strict';
var helmet = require('helmet')
, web = require('node-static')
, chalk = require('chalk');
var server;
module.exports = plugin;
function plugin(options) {
var defaults = {
cache: 0
, port: 8080
, host: "localhost"
, verbose: false
};
var opts = options || {};
setDefaults(opts, defaults);
return function(files, staticsmith, done) {
if (server) {
done();
return;
}
var docRoot = staticsmith.destination()
, fileServer = new web.Server(docRoot, { cache: opts.cache});
server = require('http').createServer(function (request, response) {
request.addListener('end', function () {
fileServer.serve(request, response, function(err, res) {
if (err) {
log(chalk.red("[" + err.status + "] " + request.url), true);
response.writeHead(err.status, err.headers);
response.end("Not found");
} else if (opts.verbose) {
log("[" + response.statusCode + "] " + request.url, true);
}
});
}).resume();
}).listen(opts.port, opts.host);
server.on('error', function (err) {
if (err.code == 'EADDRINUSE') {
log(chalk.red("Address " + opts.host + ":" + opts.port + " already in use"));
throw err;
}
});
log(chalk.green("serving " + docRoot + " at http://" + opts.host + ":" + opts.port));
done();
};
function setDefaults(opts, defaults) {
Object.keys(defaults).forEach(function(key) {
if (!opts[key]) {
opts[key] = defaults[key];
}
});
}
function formatNumber(num) {
return num < 10 ? "0" + num : num;
}
function log(message, timestamp) {
var tag = chalk.blue("[staticsmith-serve]");
var date = new Date();
var tstamp = formatNumber(date.getHours()) + ":" + formatNumber(date.getMinutes()) + ":" + formatNumber(date.getSeconds());
console.log(tag + (timestamp ? " " + tstamp : "") + " " + message);
}
}