February 2013
Intermediate to advanced
380 pages
7h 45m
Japanese
Content preview from Nodeクックブック
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171
レシピ 6.2 環境の定義と設定
app.js
に本番環境（
production
）とステージング環境（
staging
）を加えて、環境によってポー
ト番号を変更するように設定します。
app.js
app.configure('development', function(){
app.use(express.errorHandler());
});
//
以下の関数呼び出しを追加
app.configure('staging', function(){
app.use(express.errorHandler());
//
ステージング環境の設定（本番環境の設定と同じ）
});
app.configure('production', function(){
app.use(express.errorHandler());
//
本番環境の設定
app.set('port', 80); //
});
全環境向けの
app.configure
ではポート番号が
3000
番（もしくは環境変数
PORT
の値）に設定
されていますが、本番環境では
80
番ポートを使用するように設定しました。これを確認するため
に、アプリケーションを実行してみます。
Linux
や
Mac OS X
では以下のように本番環境を起動し
ます。
% sudo NODE_ENV=production node app.js
Windows
では以下のように起動します。
% set NODE_ENV=production
% node app.js
実行時には、 ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.