# ============================================================
# Kong AI Gateway - 对外 API
# 域名: api.kejiankejian.com
# ============================================================

# HTTP -> HTTPS
server {
    listen      80;
    listen      [::]:80;
    server_name api.kejiankejian.com;
    return      301 https://$host$request_uri;
}

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

    client_max_body_size    50m;
    client_body_buffer_size 10m;

    ssl_certificate     /etc/nginx/ssl/_.kejiankejian.com_chain.pem;
    ssl_certificate_key /etc/nginx/ssl/_.kejiankejian.com_key.key;
    ssl_protocols       TLSv1.2 TLSv1.3;
    ssl_ciphers         ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256;
    ssl_prefer_server_ciphers off;

    add_header Strict-Transport-Security "max-age=63072000" always;
    add_header X-Frame-Options           "SAMEORIGIN" always;
    add_header X-Content-Type-Options    "nosniff" always;

    access_log /dev/stdout;
    error_log  /dev/stderr;

    location / {
        proxy_pass http://kong_proxy;
        proxy_http_version 1.1;

        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_set_header Connection        "";

        # SSE / 流式响应
        proxy_buffering    off;
        proxy_cache        off;
        proxy_read_timeout 300s;
        proxy_send_timeout 300s;
    }
}