feat: add https websocket ingress baseline

deploy/nginx/orbit.conf.example

@@ -0,0 +1,122 @@
+# Orbit HTTPS/WSS 入口示例。
+# 将 orbit.example.com 和证书路径替换成正式值后，放到 Nginx 的 conf.d 目录。
+# 本文件位于 http 配置上下文中；map/limit_req_zone 不能放进 server 块。
+
+map $http_upgrade $orbit_connection_upgrade {
+    default upgrade;
+    ''      close;
+}
+
+limit_req_zone $binary_remote_addr zone=orbit_console_login:10m rate=10r/m;
+
+upstream orbit_backend {
+    server 127.0.0.1:8080;
+    keepalive 64;
+}
+
+server {
+    listen 80;
+    listen [::]:80;
+    server_name orbit.example.com;
+
+    # ACME HTTP-01 或其他证书签发工具可使用此目录。
+    location ^~ /.well-known/acme-challenge/ {
+        root /var/www/orbit-acme;
+        default_type text/plain;
+    }
+
+    location / {
+        return 308 https://$host$request_uri;
+    }
+}
+
+server {
+    listen 443 ssl;
+    listen [::]:443 ssl;
+    http2 on;
+    server_name orbit.example.com;
+
+    ssl_certificate     /etc/letsencrypt/live/orbit.example.com/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/orbit.example.com/privkey.pem;
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_session_cache shared:orbit_tls:10m;
+    ssl_session_timeout 10m;
+    ssl_session_tickets off;
+
+    client_max_body_size 1m;
+    proxy_connect_timeout 5s;
+    proxy_send_timeout 60s;
+
+    add_header Strict-Transport-Security "max-age=31536000" always;
+    add_header X-Content-Type-Options "nosniff" always;
+    add_header Referrer-Policy "no-referrer" always;
+
+    # 长连接只用于 Worker 和结果订阅；心跳由协议负责，代理不能自行关闭空闲会话。
+    location = /v1/worker/connect {
+        proxy_pass http://orbit_backend;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection $orbit_connection_upgrade;
+        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-Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_read_timeout 1h;
+        proxy_buffering off;
+    }
+
+    location = /v1/events/connect {
+        proxy_pass http://orbit_backend;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection $orbit_connection_upgrade;
+        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-Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_read_timeout 1h;
+        proxy_buffering off;
+    }
+
+    # 控制台登录额外限制来源 IP 的尝试速率；业务任务速率仍由 Orbit 的持久化配额和授权决定。
+    location = /console/auth/login {
+        limit_req zone=orbit_console_login burst=5 nodelay;
+        proxy_pass http://orbit_backend;
+        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-Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_read_timeout 30s;
+    }
+
+    location = /health/live {
+        access_log off;
+        proxy_pass http://orbit_backend;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_read_timeout 5s;
+    }
+
+    location = /health/ready {
+        access_log off;
+        proxy_pass http://orbit_backend;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_read_timeout 5s;
+    }
+
+    location / {
+        proxy_pass http://orbit_backend;
+        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-Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_read_timeout 60s;
+    }
+}