电商网站高并发
# 电商网站高并发配置
user nginx;
worker_processes auto;
worker_rlimit_nofile 100000;
events {
worker_connections 100000;
use epoll;
multi_accept on;
}
http {
# 静态资源服务器集群
upstream static_servers {
least_conn;
server 10.0.1.10:80 weight=3;
server 10.0.1.11:80 weight=3;
keepalive 64;
}
# 商品API服务器集群
upstream product_api {
ip_hash;
server 10.0.2.10:3000 max_fails=3 fail_timeout=30s;
server 10.0.2.11:3000 max_fails=3 fail_timeout=30s;
keepalive 32;
}
# 限流配置
limit_req_zone $binary_remote_addr zone=api_limit:100m rate=100r/s;
server {
listen 443 ssl http2;
server_name shop.example.com;
# 商品搜索接口
location /api/products/search {
limit_req zone=api_limit burst=100 nodelay;
proxy_pass http://product_api;
proxy_cache search_cache;
proxy_cache_valid 200 10m;
}
}
}
AI服务网关
# AI服务网关配置
upstream ai_model_servers {
server 10.0.1.10:8000 weight=5;
server 10.0.1.11:8000 weight=5;
keepalive 64;
}
server {
listen 443 ssl http2;
server_name ai-gateway.example.com;
# 文本生成API
location /api/text/generate {
limit_req zone=text_api burst=10 nodelay;
proxy_pass http://ai_model_servers;
proxy_read_timeout 30s;
}
# 图像生成API
location /api/image/generate {
limit_req zone=image_api burst=3 nodelay;
proxy_pass http://ai_model_servers;
proxy_read_timeout 120s;
client_max_body_size 10m;
}
}
实时通讯平台
# 实时通讯平台 WebSocket 配置
user nginx;
worker_processes auto;
worker_rlimit_nofile 1000000;
events {
worker_connections 1000000;
use epoll;
multi_accept on;
}
http {
# WebSocket 服务器集群
upstream websocket_backend {
server 10.0.1.10:8080 weight=5 max_fails=3 fail_timeout=60s;
server 10.0.1.11:8080 weight=5 max_fails=3 fail_timeout=60s;
server 10.0.1.12:8080 weight=5 max_fails=3 fail_timeout=60s;
server 10.0.1.13:8080 weight=5 max_fails=3 fail_timeout=60s;
keepalive 1024;
}
# 连接数限流（按用户）
limit_conn_zone $binary_remote_addr zone=ws_conn_limit:100m;
# WebSocket升级协议映射
map $http_upgrade $connection_upgrade {
default upgrade;
'' close;
}
# 根据请求路径设置不同的超时时间
map $request_uri $ws_timeout {
default 1d;
~^/chat 7d;
~^/video 1h;
}
server {
listen 80;
listen 443 ssl http2;
server_name ws.example.com;
# SSL配置
ssl_certificate /etc/ssl/certs/ws.example.com.crt;
ssl_certificate_key /etc/ssl/private/ws.example.com.key;
ssl_protocols TLSv1.2 TLSv1.3;
ssl_session_cache shared:SSL:100m;
# 全局连接数限制
limit_conn ws_conn_limit 10;
# WebSocket 连接
location /ws {
proxy_pass http://websocket_backend;
proxy_http_version 1.1;
# WebSocket 升级头
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection $connection_upgrade;
# 传递客户端信息
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;
# 超时配置（WebSocket长连接）
proxy_connect_timeout 7d;
proxy_send_timeout 7d;
proxy_read_timeout 7d;
# 禁用缓冲
proxy_buffering off;
proxy_request_buffering off;
# 连接保持
proxy_socket_keepalive on;
}
# 聊天室 WebSocket
location /chat {
proxy_pass http://websocket_backend;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection $connection_upgrade;
proxy_set_header Host $host;
# 聊天室超时更长
proxy_connect_timeout 7d;
proxy_send_timeout 7d;
proxy_read_timeout 7d;
proxy_buffering off;
}
# 视频通话 WebSocket
location /video {
proxy_pass http://websocket_backend;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection $connection_upgrade;
proxy_set_header Host $host;
# 视频通话超时较短
proxy_connect_timeout 2h;
proxy_send_timeout 2h;
proxy_read_timeout 2h;
proxy_buffering off;
# 支持更大的消息体
client_max_body_size 100m;
}
# 心跳检测
location /heartbeat {
access_log off;
return 200 "OK";
}
# WebSocket 统计（内部）
location /internal/ws-stats {
internal;
stub_status;
access_log off;
}
}
# 管理监控服务器
server {
listen 8080;
server_name ws-monitor.example.com;
allow 192.168.1.0/24;
deny all;
location /stats {
stub_status;
access_log /var/log/nginx/ws_stats.log;
}
location /metrics {
# Prometheus 指标输出
access_log off;
return 200 'nginx_ws_connections_total\nnginx_ws_active_connections\n';
}
}
}