nginx 负载均衡配置
Last updated on November 12, 2024 am
🧙 Questions
配置nginx负载均衡
☄️ Ideas
安装nginx服务
sudo yum install nginx -y
启动nginx服务
nginx
检测服务: http://39.100.69.110
配置nginx服务
vim /etc/nginx/nginx.conf
推荐都使用内网
负载策略有:
默认为轮询算法,一直轮询
权重法,权重越高负载量越大,weight
IP哈希,ip_hash; 同一客户端的请求总是分配到同一台服务器
最少连接,least_conn;将请求分配给当前活动连接数最少的服务器
# For more information on configuration, see:
# * Official English Documentation: http://nginx.org/en/docs/
# * Official Russian Documentation: http://nginx.org/ru/docs/
user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;
# Load dynamic modules. See /usr/share/doc/nginx/README.dynamic.
include /usr/share/nginx/modules/*.conf;
events {
worker_connections 1024;
}
http {
log_format main '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
access_log /var/log/nginx/access.log main;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 4096;
include /etc/nginx/mime.types;
default_type application/octet-stream;
# Load modular configuration files from the /etc/nginx/conf.d directory.
# See http://nginx.org/en/docs/ngx_core_module.html#include
# for more information.
include /etc/nginx/conf.d/*.conf;
######### 配置upstream负载 ###########
## weight: 权重分流
## max_fails:最大失败次数,标记为不可用
## fail_timeout: 标记失败的服务器,在时间内容重新检测,标记为可用
upstream zhiqingyun_servers {
server 172.16.215.86:8080 weight=1 max_fails=3 fail_timeout=60s;
server 172.16.215.85:8080 weight=1 max_fails=3 fail_timeout=60s;
# 所有节点挂掉后使用
server 172.16.215.84:8080 backup;
}
#####################################
server {
listen 80;
listen [::]:80;
server_name _;
root /usr/share/nginx/html;
# Load configuration files for the default server block.
include /etc/nginx/default.d/*.conf;
error_page 404 /404.html;
location = /404.html {
}
error_page 500 502 503 504 /50x.html;
location = /50x.html {
}
######### 映射根目录 ###########
location / {
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_pass http://zhiqingyun_servers/;
}
##############################
}
# Settings for a TLS enabled server.
#
# server {
# listen 443 ssl http2;
# listen [::]:443 ssl http2;
# server_name _;
# root /usr/share/nginx/html;
#
# ssl_certificate "/etc/pki/nginx/server.crt";
# ssl_certificate_key "/etc/pki/nginx/private/server.key";
# ssl_session_cache shared:SSL:1m;
# ssl_session_timeout 10m;
# ssl_ciphers HIGH:!aNULL:!MD5;
# ssl_prefer_server_ciphers on;
#
# # Load configuration files for the default server block.
# include /etc/nginx/default.d/*.conf;
#
# error_page 404 /404.html;
# location = /40x.html {
# }
#
# error_page 500 502 503 504 /50x.html;
# location = /50x.html {
# }
# }
}
重点修改
推荐使用内网
upstream zhiqingyun_servers {
server 172.16.215.86:8080 weight=1 max_fails=1 fail_timeout=60s;
server 172.16.215.87:8080 weight=1 max_fails=1 fail_timeout=60s;
# 备份,平时不是访问这个节点,一旦上面两个挂了,就会访问这个节点
server 172.16.215.83:8080 backup;
}
location / {
client_max_body_size 100M;
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_pass http://zhiqingyun_servers/;
}
启动服务
重启服务
nginx -s reload
查看nginx的访问日志
tail -f /var/log/nginx/access.log
🔗 Links
nginx 负载均衡配置
https://ispong.isxcode.com/vue/nginx/nginx 负载均衡配置/