129 lines
3.5 KiB
Nginx Configuration File
129 lines
3.5 KiB
Nginx Configuration File
# Nginx Load Balancer Configuration for Nacos Cluster
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# Nacos 2.x uses gRPC which requires HTTP/2 and long-lived connections
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worker_processes auto;
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error_log /var/log/nginx/error.log warn;
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pid /var/run/nginx.pid;
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events {
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worker_connections 1024;
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use epoll;
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multi_accept on;
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}
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http {
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include /etc/nginx/mime.types;
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default_type application/octet-stream;
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# 日志格式
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log_format main '$remote_addr - $remote_user [$time_local] "$request" '
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'$status $body_bytes_sent "$http_referer" '
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'"$http_user_agent" "$http_x_forwarded_for"';
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access_log /var/log/nginx/access.log main;
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# 基本优化
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sendfile on;
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tcp_nopush on;
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tcp_nodelay on;
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keepalive_timeout 65;
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types_hash_max_size 2048;
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client_max_body_size 100M;
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# 上游Nacos集群
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upstream nacos_cluster {
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server nacos-server-1:8848 max_fails=3 fail_timeout=30s;
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server nacos-server-2:8848 max_fails=3 fail_timeout=30s;
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server nacos-server-3:8848 max_fails=3 fail_timeout=30s;
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# 负载均衡策略
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least_conn; # 最少连接优先
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# 连接保活
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keepalive 32;
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}
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# gRPC上游（用于Nacos 2.x客户端gRPC通信）
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upstream nacos_grpc {
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server nacos-server-1:9848 max_fails=3 fail_timeout=30s;
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server nacos-server-2:9848 max_fails=3 fail_timeout=30s;
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server nacos-server-3:9848 max_fails=3 fail_timeout=30s;
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keepalive 32;
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}
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server {
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listen 8848;
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proxy_pass nacos_cluster;
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# 超时配置（Nacos需要长连接）
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proxy_connect_timeout 10s;
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proxy_send_timeout 60s;
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proxy_read_timeout 60s;
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# 缓冲配置
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proxy_buffering on;
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proxy_buffer_size 4k;
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proxy_buffers 8 4k;
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# 头信息转发
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proxy_set_header Host $host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Forwarded-Proto $scheme;
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# Nacos特定头
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proxy_http_version 1.1;
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proxy_set_header Connection "";
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# 健康检查相关状态
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location /nacos/v1/console/health/readiness {
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proxy_pass http://nacos_cluster;
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proxy_connect_timeout 5s;
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proxy_send_timeout 10s;
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proxy_read_timeout 10s;
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access_log off;
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}
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location /nacos/v1/console/health/liveness {
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proxy_pass http://nacos_cluster;
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proxy_connect_timeout 5s;
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proxy_send_timeout 10s;
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proxy_read_timeout 10s;
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access_log off;
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}
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}
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# gRPC代理（用于Nacos 2.x客户端通信）
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# 注意：gRPC需要HTTP/2支持
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server {
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listen 9848 http2;
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grpc_pass grpc://nacos_grpc;
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# gRPC超时
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grpc_connect_timeout 10s;
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grpc_send_timeout 60s;
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grpc_read_timeout 60s;
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# 头信息
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grpc_set_header Host $host;
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grpc_set_header X-Real-IP $remote_addr;
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grpc_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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}
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# 另一个gRPC端口（集群间通信9849）
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server {
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listen 9849 http2;
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grpc_pass grpc://nacos_grpc;
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grpc_connect_timeout 10s;
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grpc_send_timeout 60s;
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grpc_read_timeout 60s;
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grpc_set_header Host $host;
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grpc_set_header X-Real-IP $remote_addr;
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}
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}
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