nginx gzip

bookshelfplus-frontend/.env

@@ -1,2 +1,5 @@
 # 设置开发/测试环境 development / production
-NODE_ENV=development
+NODE_ENV=development
+
+# 设置是否开启GZIP，此处因为Nginx开了，所以nodejs就不开了
+gzip=false

bookshelfplus-frontend/app.js

@@ -7,12 +7,10 @@ var logger = require('morgan');
 var cookieParser = require('cookie-parser');
 var bodyParser = require('body-parser');
 let dotenv = require('dotenv');
-const compression = require('compression'); // gzip
 
 // 读取配置文件
 dotenv.config('./env');
 // console.log(process.env);
-
 // 引入路由文件
 var indexRoute = require('./routes/index');
 var fontminRoute = require('./routes/fontmin');
@@ -20,7 +18,15 @@ const { copyFileSync } = require('fs');
 
 // 创建应用
 var app = express();
-app.use(compression());  // 启用gzip
+
+// gzip
+if (process.env.gzip == "true") {
+    const compression = require('compression');
+    app.use(compression());
+    console.log("[GZIP] gzip enabled");
+} else {
+    console.log("[GZIP] gzip disabled");
+}
 
 // 设置视图引擎 view engine setup
 app.set('views', path.join(__dirname, 'views'));

server/nginx/conf/nginx.conf

@@ -27,7 +27,16 @@ http {
     #keepalive_timeout  0;
     keepalive_timeout 65;
 
-    #gzip  on;
+    # 开启gzip
+    gzip on;
+    # 启用gzip压缩的最小文件；小于设置值的文件将不会被压缩
+    gzip_min_length 1k;
+    # gzip 压缩级别 1-9
+    gzip_comp_level 8;
+    # 进行压缩的文件类型。
+    gzip_types text/plain application/javascript application/x-javascript text/css application/xml text/javascript application/x-httpd-php image/jpeg image/gif image/png;
+    # 是否在http header中添加Vary: Accept-Encoding，建议开启
+    gzip_vary on;
 
     upstream frontendNodejsServer {
         server 127.0.0.1:3000;