Nginx后端接口配置

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upstream api.fcibook.com {
        server localhost:9161;
}

server {
    listen       80;
    server_name  api.fcibook.com;
    location /abb {
            root /usr/local/web/m.fcibook.com/;
            index index.html;
    }
    location  / {

               if ($request_method = 'OPTIONS') {
                        add_header 'Access-Control-Allow-Origin' '*';
                        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
                        #
                        # Custom headers and headers various browsers *should* be OK with but aren't
                        #
                        add_header 'Access-Control-Allow-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Content-Range,Range,x-cert-uid,x-cert-token';
                        #
                        # Tell client that this pre-flight info is valid for 20 days
                        #
                        add_header 'Access-Control-Max-Age' 1728000;
                        add_header 'Content-Type' 'text/plain charset=UTF-8';
                        add_header 'Content-Length' 0;
                        return 204;
                }
                if ($request_method = 'POST') {
                        add_header 'Access-Control-Allow-Origin' '*';
                        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
                        add_header 'Access-Control-Allow-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Content-Range,Range';
                        add_header 'Access-Control-Expose-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Content-Range,Range';
                }
                if ($request_method = 'GET') {
                        add_header 'Access-Control-Allow-Origin' '*';
                        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
                        add_header 'Access-Control-Allow-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Content-Range,Range,x-cert-uid,x-cert-token';
                        add_header 'Access-Control-Expose-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Content-Range,Range,x-cert-uid,x-cert-token';
                }

              proxy_pass http://api.fcibook.com/;
    }
}

第一行：

upstream后面跟API网址名称，最好和server中的server_name及localtion中的proxy_pass保持一致