启动 WebSocket 报 404 错误，配置如下

nginx的配置文件：

server
{
    listen 80;
    listen 443 ssl http2;
    server_name face.api.yuanfeng.cn;
    autoindex off;
    index index.php index.html index.htm default.php default.htm default.html;
    root /www/wwwroot/face.yuanfeng.cn/api/public;
    location / {
        try_files $uri @laravels;
        if (!-e $request_filename) {
            rewrite ^/(.*)$ /index.php/$1;
        }
    }
    #SSL-START SSL相关配置，请勿删除或修改下一行带注释的404规则
    #error_page 404/404.html;
    #HTTP_TO_HTTPS_START
    if ($server_port !~ 443){
        rewrite ^(/.*)$ https://$host$1 permanent;
    }
    #HTTP_TO_HTTPS_END
    ssl_certificate    /etc/letsencrypt/live/face.api.yuanfeng.cn/fullchain.pem;
    ssl_certificate_key    /etc/letsencrypt/live/face.api.yuanfeng.cn/privkey.pem;
    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
    ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:HIGH:!aNULL:!MD5:!RC4:!DHE;
    ssl_prefer_server_ciphers on;
    ssl_session_cache shared:SSL:10m;
    ssl_session_timeout 10m;
    error_page 497  https://$host$request_uri;

    #SSL-END

    #ERROR-PAGE-START  错误页配置，可以注释、删除或修改
    error_page 404 /404.html;
    error_page 502 /502.html;
    #ERROR-PAGE-END

    #PHP-INFO-START  PHP引用配置，可以注释或修改
    include enable-php-73.conf;
    #PHP-INFO-END

    #REWRITE-START URL重写规则引用,修改后将导致面板设置的伪静态规则失效
    include /www/server/panel/vhost/rewrite/face.api.yuanfeng.cn.conf;
    #REWRITE-END

    #禁止访问的文件或目录
    location ~ ^/(\.user.ini|\.htaccess|\.git|\.svn|\.project|LICENSE|README.md)
    {
        return 404;
    }

    #一键申请SSL证书验证目录相关设置
    location ~ \.well-known{
        allow all;
    }

    location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)$
    {
        expires      30d;
        error_log off;
        access_log /dev/null;
    }

    location ~ .*\.(js|css)?$
    {
        expires      12h;
        error_log off;
        access_log /dev/null; 
    }
    access_log  /www/wwwlogs/face.api.yuanfeng.cn.log;
    error_log  /www/wwwlogs/face.api.yuanfeng.cn.error.log;

    # 当请求PHP文件时直接响应404，防止暴露public/.php
    #location ~* \.php$ {
    #    return 404;
    #}
    # Http和WebSocket共存，Nginx通过location区分
    # !!! WebSocket连接时路径为/ws
    # Javascript: var ws = new WebSocket("ws://laravels.com/ws");
    location = /ws {
        # proxy_connect_timeout 60s;
        # proxy_send_timeout 60s;
        # proxy_read_timeout：如果60秒内被代理的服务器没有响应数据给Nginx，那么Nginx会关闭当前连接；同时，Swoole的心跳设置也会影响连接的关闭
        # proxy_read_timeout 60s;
        proxy_http_version 1.1;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Real-PORT $remote_port;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $http_host;
        proxy_set_header Scheme $scheme;
        proxy_set_header Server-Protocol $server_protocol;
        proxy_set_header Server-Name $server_name;
        proxy_set_header Server-Addr $server_addr;
        proxy_set_header Server-Port $server_port;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
        proxy_pass http://laravels;
    }
    location @laravels {
        # proxy_connect_timeout 60s;
        # proxy_send_timeout 60s;
        # proxy_read_timeout 120s;
        proxy_http_version 1.1;
        proxy_set_header Connection "";
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Real-PORT $remote_port;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $host;
        proxy_set_header Scheme $scheme;
        proxy_set_header Server-Protocol $server_protocol;
        proxy_set_header Server-Name $server_name;
        proxy_set_header Server-Addr $server_addr;
        proxy_set_header Server-Port $server_port;
        proxy_pass http://laravels;
    }

}

启动情况：