Zabbix监控之Nginx的状态监控
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安装nginx
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[[email protected] ~] # yum install -y nginx
[[email protected] ~] # mkdir /etc/zabbix/zabbix_agentd.d/scripts #创建脚本文件夹
[[email protected] ~] # vim /etc/nginx/nginx.conf
在server内增加nginx状态监控,nginx的状态主要来自nginx的自带的模块 location /nginx_status {
stub_status on;
access_log off;
allow 192.168.56.0 /24 ;
allow 127.0.0.1;
deny all;
}
[[email protected] ~] # nginx -t
nginx: the configuration file /etc/nginx/nginx .conf syntax is ok
nginx: configuration file /etc/nginx/nginx .conf test is successful
[[email protected] ~] # systemctl restart nginx
[[email protected] ~] # curl http://192.168.56.12/nginx_status
Active connections: 1 server accepts handled requests 9 9 7
Reading: 0 Writing: 1 Waiting: 0 Nginx状态解释: Active connections Nginx正处理的活动链接数1个 server Nginx启动到现在共处理了9个连接。 accepts Nginx启动到现在共成功创建9次握手。 handled requests Nginx总共处理了7次请求。 Reading Nginx读取到客户端的 Header 信息数。 Writing Nginx返回给客户端的 Header 信息数。 Waiting Nginx已经处理完正在等候下一次请求指令的驻留链接,开启。 Keep-alive的情况下,Waiting这个值等于active-(reading + writing)。 请求丢失数=(握手数-连接数)可以看出,本次状态显示没有丢失请求。 |
2.添加agent的监控nginx状态配置
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[[email protected] ~] # vim /etc/zabbix/zabbix_agentd.d/nginx_monitor.conf
UserParameter=nginx_status[*], /bin/bash /etc/zabbix/zabbix_agentd .d /scripts/nginx_monitor .sh "$1"
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3.编写获取nginx状态的shell脚本
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[[email protected] ~] # vim nginx_monitor.sh
NGINX_PORT=80 NGINX_COMMAND=$1 nginx_active(){ /usr/bin/curl -s "http://127.0.0.1:" $NGINX_PORT "/nginx_status/" | awk '/Active/ {print $NF}'
} nginx_reading(){ /usr/bin/curl -s "http://127.0.0.1:" $NGINX_PORT "/nginx_status/" | awk '/Reading/ {print $2}'
} nginx_writing(){ /usr/bin/curl -s "http://127.0.0.1:" $NGINX_PORT "/nginx_status/" | awk '/Writing/ {print $4}'
}
nginx_waiting(){ /usr/bin/curl -s "http://127.0.0.1:" $NGINX_PORT "/nginx_status/" | awk '/Waiting/ {print $6}'
}
nginx_accepts(){ /usr/bin/curl -s "http://127.0.0.1:" $NGINX_PORT "/nginx_status/" | awk 'NR==3 {print $1}'
}
nginx_handled(){ /usr/bin/curl -s "http://127.0.0.1:" $NGINX_PORT "/nginx_status/" | awk 'NR==3 {print $2}'
}
nginx_requests(){ /usr/bin/curl -s "http://127.0.0.1:" $NGINX_PORT "/nginx_status/" | awk 'NR==3 {print $3}'
}
case $NGINX_COMMAND in
active) nginx_active; ;; reading) nginx_reading; ;; writing) nginx_writing; ;; waiting) nginx_waiting; ;; accepts) nginx_accepts; ;; handled) nginx_handled; ;; requests) nginx_requests; ;; *)
echo $ "USAGE:$0 {active|reading|writing|waiting|accepts|handled|requests}"
esac
给脚本添加执行权限 [[email protected] scripts] # chmod +x nginx_status.sh
[[email protected] ~] # systemctl restart zabbix-agent
测试一定使用Zabbix_get来获取值: [[email protected] ~] # zabbix_get -s 192.168.56.12 -k nginx_status[accepts]
10 |
4.创建监控模板以及添加监控项,并添加监控主机:
步骤和监控TCP状态一样:
总结:
添加自定义的监控有以下步骤:
(1)在/etc/zabbix/zabbix_agentd.d/目录下增加自定义监控项(item)
(2)在zabbix-server上测试使用自定义监控项是否能获取值
(3)创建监控模板
(4)创建监控主机并链接监控模板
(5)查看监控最新数据,是否生效
本文转自 IT_外卖小哥 51CTO博客,原文链接:http://blog.51cto.com/jinlong/2051300