nginx 跨域

 

 

                         location /api/ {
                                        add_header Access-Control-Allow-Origin '*' always;
                                        add_header Access-Control-Allow-Credentials 'true';
                                        add_header Access-Control-Allow-Methods '*';
                                        add_header Access-Control-Allow-Headers '*';       
                                        if ($request_method = 'OPTIONS') {
                                                 return 204;
                                             }
                                        proxy_set_header  X-Real-IP  $remote_addr;
                                        proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
                                        proxy_http_version 1.1;
                                        proxy_set_header X-Nginx-Proxy true;
                                        proxy_set_header Connection "";
                                        proxy_pass http://127.0.0.1:7128/;
                                }