vue打包使用Nginx代理解决跨域问题

vue 在开发环境，涉及跨域，就在本地配置了代理，但是部署到服务器上，就不行了。

解决方法有一下几种

• 服务器端配置CORS
• 用nginx反向代理,和访问本地服务器是一样的
• 可以修改成正式线上的地址，再build

推荐

使用nginx配置反向代理，这样就可以在前端彻底解决跨域问题。

vue index.js文件源码

'use strict'
// Template version: 1.2.7
// see http://vuejs-templates.github.io/webpack for documentation.
const path = require('path')
module.exports = {
dev: {
// Paths
assetsSubDirectory: 'static',
assetsPublicPath: '/',
changeOrigin: true,
proxyTable: {
'/api': {
target: 'https://api.it120.cc/fengyu',
changeOrigin:true,
pathRewrite: {
'^/api': ''
}
},
'/book': {
target: 'http://api.zhuishushenqi.com/',
changeOrigin:true,
pathRewrite: {
'^/book': ''
}
},
},
// Various Dev Server settings
host: 'localhost', // can be overwritten by process.env.HOST
port: 8080, // can be overwritten by process.env.PORT, if port is in use, a free one will be determined
autoOpenBrowser: false,
errorOverlay: true,
notifyOnErrors: true,
poll: false, // https://webpack.js.org/configuration/dev-server/#devserver-watchoptions-
/**
* Source Maps
*/
// https://webpack.js.org/configuration/devtool/#development
devtool: 'eval-source-map',
// If you have problems debugging vue-files in devtools,
// set this to false - it *may* help
// https://vue-loader.vuejs.org/en/options.html#cachebusting
cacheBusting: true,
// CSS Sourcemaps off by default because relative paths are "buggy"
// with this option, according to the CSS-Loader README
// (https://github.com/webpack/css-loader#sourcemaps)
// In our experience, they generally work as expected,
// just be aware of this issue when enabling this option.
cssSourceMap: false,
},
build: {
// Template for index.html
index: path.resolve(__dirname, '../dist/index.html'),
// Paths
assetsRoot: path.resolve(__dirname, '../dist'),
assetsSubDirectory: './static',
assetsPublicPath: './',
/**
* Source Maps
*/
productionSourceMap: true,
// https://webpack.js.org/configuration/devtool/#production
devtool: '#source-map',
// Gzip off by default as many popular static hosts such as
// Surge or Netlify already gzip all static assets for you.
// Before setting to `true`, make sure to:
// npm install --save-dev compression-webpack-plugin
productionGzip: false,
productionGzipExtensions: ['js', 'css'],
// Run the build command with an extra argument to
// View the bundle analyzer report after build finishes:
// `npm run build --report`
// Set to `true` or `false` to always turn it on or off
bundleAnalyzerReport: process.env.npm_config_report
}
}

Nginx 配置文件源码

# power by www.php.cn
#user nobody;
worker_processes 1;
#error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;
#pid    logs/nginx.pid;
events {
  worker_connections 1024;
}
http {
  include    mime.types;
  default_type application/octet-stream;
  #log_format main '$remote_addr - $remote_user [$time_local] "$request" '
  #         '$status $body_bytes_sent "$http_referer" '
  #         '"$http_user_agent" "$http_x_forwarded_for"';
  #access_log logs/access.log main;
  sendfile    on;
  #tcp_nopush   on;
  #keepalive_timeout 0;
  keepalive_timeout 65;
  #tcp_nodelay on;
 fastcgi_connect_timeout 300;
 fastcgi_send_timeout 300;
 fastcgi_read_timeout 300;
 fastcgi_buffer_size 128k;
 fastcgi_buffers 4 128k;
 fastcgi_busy_buffers_size 256k;
 fastcgi_temp_file_write_size 256k;
 #gzip on;
 gzip on;
 gzip_min_length 1k;
 gzip_buffers   4 32k;
 gzip_http_version 1.1;
 gzip_comp_level 2;
 gzip_types    text/plain application/x-javascript text/css application/xml;
 gzip_vary on;
 gzip_disable "MSIE [1-6].";
 server_names_hash_bucket_size 128;
 client_max_body_size   100m; 
 client_header_buffer_size 256k;
 large_client_header_buffers 4 256k;
  server {
    listen    80;
    server_name localhost;
    #charset koi8-r;
    #access_log logs/host.access.log main;
    root  "E:/phpStudy/PHPTutorial/WWW";
    location / {
      index index.html index.htm index.php l.php;
      autoindex off;
    }
    #error_page 404       /404.html;
    # redirect server error pages to the static page /50x.html
    #
    error_page  500 502 503 504 /50x.html;
    location = /50x.html {
      root  html;
    }
    # proxy the PHP scripts to Apache listening on 127.0.0.1:80
    #
    #location ~ \.php$ {
    #  proxy_pass  http://127.0.0.1;
    #}
    # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
    #
    location ~ \.php(.*)$ {
      fastcgi_pass  127.0.0.1:9000;
      fastcgi_index index.php;
      fastcgi_split_path_info ^((?U).+\.php)(/?.+)$;
      fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
      fastcgi_param PATH_INFO $fastcgi_path_info;
      fastcgi_param PATH_TRANSLATED $document_root$fastcgi_path_info;
      include    fastcgi_params;
    }
    # deny access to .htaccess files, if Apache's document root
    # concurs with nginx's one
    #
    #location ~ /\.ht {
    #  deny all;
    #}
location /api {
proxy_pass https://api.it120.cc/fengyu;
} 
  }
  # another virtual host using mix of IP-, name-, and port-based configuration
  #
  #server {
  #  listen    8000;
  #  listen    somename:8080;
  #  server_name somename alias another.alias;
  #  location / {
  #    root  html;
  #    index index.html index.htm;
  #  }
  #}
  # HTTPS server
  #
  #server {
  #  listen    443;
  #  server_name localhost;
  #  ssl         on;
  #  ssl_certificate   cert.pem;
  #  ssl_certificate_key cert.key;
  #  ssl_session_timeout 5m;
  #  ssl_protocols SSLv2 SSLv3 TLSv1;
  #  ssl_ciphers HIGH:!aNULL:!MD5;
  #  ssl_prefer_server_ciphers  on;
  #  location / {
  #    root  html;
  #    index index.html index.htm;
  #  }
  #}
include vhosts.conf;
}

成功截图