環境
172.16.91.218 主
172.16.91.219
安裝包版本
nginx-1.14.0.tar.gz
keepalived-2.0.7.tar.gz
把 nginx,keepalived 壓縮包 上傳到 /usr/local/src/
兩個機器 都 安裝 nginx
安裝 依賴 包
yum install -y gcc-c++
yum install -y pcre pcre-devel
yum install -y zlib zlib-devel
yum install -y openssl openssl-devel
把 nginx 解壓 放到 /usr/local/ 並重命名為 nginx
./configure --prefix=/usr/local/nginx --conf-path=/usr/local/nginx/nginx.conf
編譯 安裝
cd /usr/local/nginx/
make && make install
基本 命令使用
nginx 啟動
nginx -s stop 關閉 nginx
nginx -s start 啟動nginx
兩台機器都要安裝 keepalived
安裝 所需要 的依賴包
yum install -y gcc;
yum install -y openssl-devel;
yum install -y libnl;
yum install -y libnl-devel;
yum install -y libnfnetlink-devel;
解壓，並 放到 /usr/local /, 並 重新命名為 keepalived
./configure --prefix=/usr/local/keepalived/ --sysconf /etc
4cd /usr/local/keepalived/
make && make install
ln -s sbin/keepalived /sbin/
cd keepalived
cp etc/init.d/keepalived /etc/init.d/
chkconfig --add keepalived
chkconfig keepalived on
service keepalived start
主 伺服器 keepalived 的 keepalived 配置
! configuration file for keepalived
global_defs
vrrp_script chk_nginx_service
vrrp_instance vi_1
virtual_ipaddress
track_script
}virtual_server 172.16.91.100 80 }}
}從 伺服器 keepalived 的 keepalived 配置
! configuration file for keepalived
global_defs
vrrp_script chk_nginx_service
vrrp_instance vi_1
virtual_ipaddress
track_script
}virtual_server 172.16.91.100 80 }}
}觸發的指令碼
#! /bin/sh
a=`ps -c nginx --no-header | wc -l`
if [ $a -eq 0 ]
then
echo 'nginx server is died'
service keepalived stop
fi~
keepalived 配置檔案 講解
global_defs
vrrp_instance vi_1
virtual_ipaddress
}virtual_server 192.168.11.100 80 }}
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