# ============================================================
# Genex API Gateway — Nginx 反向代理
# 海外: api.gogenex.com → 154.84.135.121 → Kong 192.168.1.222:48080
# 国内: api.gogenex.cn  → 14.215.128.96  → Kong 192.168.1.222:48080
#       (gogenex.cn 需备案后才能走 80/443 端口)
# ============================================================

upstream genex_kong {
    server 192.168.1.222:48080;
    keepalive 32;
}

# --- HTTP: 保留用于 ACME 验证 + 301 跳转 ---
server {
    listen 80;
    listen [::]:80;
    server_name api.gogenex.cn api.gogenex.com
                admin.gogenex.cn admin.gogenex.com
                ws.gogenex.cn ws.gogenex.com;

    # Let's Encrypt ACME 验证路径
    location /.well-known/acme-challenge/ {
        root /var/www/certbot;
    }

    # HTTP → HTTPS 301 跳转（有证书的域名）
    location / {
        return 301 https://$host$request_uri;
    }
}

# --- HTTPS: api.gogenex.com ---
server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    server_name api.gogenex.com;

    ssl_certificate     /etc/letsencrypt/live/api.gogenex.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/api.gogenex.com/privkey.pem;
    ssl_protocols       TLSv1.2 TLSv1.3;
    ssl_ciphers         HIGH:!aNULL:!MD5;
    ssl_prefer_server_ciphers on;

    location / {
        proxy_pass http://genex_kong;
        proxy_set_header Host              $host;
        proxy_set_header X-Real-IP         $remote_addr;
        proxy_set_header X-Forwarded-For   $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_http_version 1.1;
        proxy_set_header Connection "";

        proxy_connect_timeout 10s;
        proxy_send_timeout    60s;
        proxy_read_timeout    60s;

        # WebSocket 支持（交易推送 / AI Agent 等）
        proxy_set_header Upgrade    $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

# --- HTTPS: admin.gogenex.com + ws.gogenex.com ---
# （DNS 传播后申请证书，再取消注释）
# server {
#     listen 443 ssl http2;
#     listen [::]:443 ssl http2;
#     server_name admin.gogenex.com ws.gogenex.com;
#
#     ssl_certificate     /etc/letsencrypt/live/admin.gogenex.com/fullchain.pem;
#     ssl_certificate_key /etc/letsencrypt/live/admin.gogenex.com/privkey.pem;
#     ssl_protocols       TLSv1.2 TLSv1.3;
#     ssl_ciphers         HIGH:!aNULL:!MD5;
#     ssl_prefer_server_ciphers on;
#
#     location / {
#         proxy_pass http://genex_kong;
#         proxy_set_header Host              $host;
#         proxy_set_header X-Real-IP         $remote_addr;
#         proxy_set_header X-Forwarded-For   $proxy_add_x_forwarded_for;
#         proxy_set_header X-Forwarded-Proto $scheme;
#         proxy_http_version 1.1;
#         proxy_set_header Connection "";
#
#         proxy_connect_timeout 10s;
#         proxy_send_timeout    60s;
#         proxy_read_timeout    60s;
#
#         proxy_set_header Upgrade    $http_upgrade;
#         proxy_set_header Connection "upgrade";
#     }
# }