global
    log stdout format raw local0 info
    maxconn 4096
    user haproxy
    group haproxy
    daemon

defaults
    log     global
    mode    http
    option  httplog
    option  dontlognull
    timeout connect 5000
    timeout client  50000
    timeout server  50000
    option  redispatch
    retries 3

frontend http_front
    bind *:80
    mode http
    
    # 定义 ACL 规则 (如果需要 IP 限制，取消注释以下行)
    # acl allowed_ips src 1.2.3.4 5.6.7.8
    # http-request deny if !allowed_ips
    
    # 默认后端
    default_backend ankr_rpc

backend ankr_rpc
    mode http
    balance roundrobin
    option forwardfor
    
    # 设置请求头
    http-request set-header Host rpc.ankr.com
    
    # 定义服务器
    server ankr_server rpc.ankr.com:443 ssl verify none
    
    # 重写请求路径
    http-request set-path /solana/acadeb3212fbce5fa684b9e64410bdea04b416e32cc3b9a371d4073ecf30ebbb%[path]