nginx配置websocket

#pid        logs/nginx.pid;


events {
    worker_connections  1024;
}


http {
    include       mime.types;
    client_max_body_size 100m;
    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  600;

    #gzip  oni;

    map $http_upgrade $connection_upgrade {
        default upgrade;
        '' close;
    }

    upstream websocket.com {
        hash $remote_addr consistent;
        server 127.0.0.1:xxxx;
    }


    server {
        listen   80;
        server_name _;
            proxy_http_version 1.1;
        proxy_connect_timeout 600;
        proxy_send_timeout 600;
        proxy_read_timeout 600;
        proxy_set_header Connection "";

        location / {
                proxy_pass http://127.0.0.1:3000;
                proxy_set_header Host $host:$server_port;
                proxy_http_version 1.1;
                proxy_set_header Upgrade $http_upgrade;
                proxy_set_header Connection "upgrade";
        }
    }

    server {
        listen       3000;
        server_name  127.0.0.1;
 
        #charset koi8-r;
        #access_log  /var/log/nginx/log/host.access.log  main;
 
        location ~ ^/api {
                proxy_pass http://127.0.0.1:2999;
            proxy_http_version 1.1;
        proxy_connect_timeout 600;
        proxy_send_timeout 600;
        proxy_read_timeout 600;
        proxy_set_header Connection "";
        }
        location ~ ^/ws/ {
                proxy_pass http://websocket.com;
                proxy_http_version 1.1;
                proxy_set_header Upgrade $http_upgrade;
                proxy_set_header Connection "upgrade";
                proxy_set_header X-real-ip $remote_addr;
                proxy_set_header X-Forwarded-For $remote_addr;
        }
        location / {
                root build的路徑;
                index  index.html;
                try_files $uri $uri/ @rewrites;    
        }
        location @rewrites {
                 rewrite ^(.+)$ /index.html last;
        }
    }



    # 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 ssl;
    #    server_name  localhost;

    #    ssl_certificate      cert.pem;
    #    ssl_certificate_key  cert.key;

    #    ssl_session_cache    shared:SSL:1m;
    #    ssl_session_timeout  5m;

    #    ssl_ciphers  HIGH:!aNULL:!MD5;
    #    ssl_prefer_server_ciphers  on;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}
}