ZABBIX 3.4 监控Nginx 状态(七)

一、环境准备

1、在nginx的配置文件中,添加status配置
        location /nginx_status {
               stub_status on;
               access_log off;
               allow 127.0.0.1;
               allow 172.17.19.19;   //zabbix服务器的IP地址,一般是内网地址 
               deny all;
       }

     //在虚拟主机 server {} 中加入上面配置,也可以单独定义一个专门用于监控的虚拟主机。
     //deny all , 拒绝除 allow 中的主机之外所有主机访问此 URL ,实现过程中如果遇到 403 ,有可能是你把自己测试的机器拒绝了

2、访问设置好的nginx-status链接,如图所示:

ZABBIX 3.4 监控Nginx 状态(七)_第1张图片

3、nginx Status 详细说明:

Activeconnections:对后端发起的活动连接数;

server accepts 66:nginx 总共处理了66个连接;

handled:成功创建了66次握手;

requests:总共处理了66请求。

Reading:nginx读取客户端的header数;

Writing: nginx 返回给客户端的header数;

Waiting: nginx 请求处理完成,正在等待下一请求指令的连接。

  在访问效率很高,请求很快被处理完毕的情况下,Waiting 数比较多是正常的。如果 reading + writing 数较多,则说明并发访问量很大,正在处理过程中

 

二、监控脚本编写

1、编写脚本,放于 /etc/zabbix/zabbix_agentd.d/目录下

#!/bin/bash
#Script to fetch nginx statuses for monitoring systems
#Author Tony 
    HOST="127.0.0.1"
    PORT="80"

    function ping {
        /sbin/pidof nginx | wc -l
    }

    function active {
        /usr/bin/curl "http://$HOST:$PORT/nginx_status/" 2>/dev/null| grep 'Active' | awk '{print $NF}'
    }
    function reading {
        /usr/bin/curl "http://$HOST:$PORT/nginx_status/" 2>/dev/null| grep 'Reading' | awk '{print $2}'
    }
    function writing {
        /usr/bin/curl "http://$HOST:$PORT/nginx_status/" 2>/dev/null| grep 'Writing' | awk '{print $4}'
    }
    function waiting {
        /usr/bin/curl "http://$HOST:$PORT/nginx_status/" 2>/dev/null| grep 'Waiting' | awk '{print $6}'
    }
    function accepts {
        /usr/bin/curl "http://$HOST:$PORT/nginx_status/" 2>/dev/null| awk NR==3 | awk '{print $1}'
    }
    function handled {
        /usr/bin/curl "http://$HOST:$PORT/nginx_status/" 2>/dev/null| awk NR==3 | awk '{print $2}'
    }
    function requests {
        /usr/bin/curl "http://$HOST:$PORT/nginx_status/" 2>/dev/null| awk NR==3 | awk '{print $3}'
    }
    $1

       赋予脚本执行权限:

[root@Node1 zabbix_agentd.d]# chmod a+x nginx_status.sh  //赋予执行权限
[root@Node1 zabbix_agentd.d]# ll nginx_status.sh
-rwxr-xr-x 1 root root 1157 Jan 18 15:45 nginx_status.sh

2、添加zabbix配置文件,放于 /etc/zabbix/zabbix_agentd.d/目录下(agent的配置文件 /etc/zabbix/zabbix_agentd.conf 中定义了其他key的包含目录)创建配置文件nginx_status.conf

[root@Node1 zabbix_agentd.d]# cat nginx_status.conf
UserParameter=nginx.status[*],/etc/zabbix/zabbix_agentd.d/nginx_status.sh $1

3、确保配置Agent配置文件开启自定义参数UnsafeUserParameters=1

[root@Node1 zabbix_agentd.d]# !grep
grep -n '^[a-Z]' /etc/zabbix/zabbix_agentd.conf
13:PidFile=/var/run/zabbix/zabbix_agentd.pid
32:LogFile=/var/log/zabbix/zabbix_agentd.log
43:LogFileSize=0
57:DebugLevel=3
97:Server=172.17.21.208
138:ServerActive=172.17.21.208
149:Hostname=Node1.contoso.com
267:Include=/etc/zabbix/zabbix_agentd.d/*.conf
286:UnsafeUserParameters=1    //1代表允许,0代表关闭

4、重启zabbix-agent服务

[root@Node1 ~]# systemctl restart zabbix-agent.service 

 5、在zabbix servere服务器上测试,是否能正常获取数据

[root@Node3 zabbix3.4.5]# zabbix_get -s 172.17.21.206 -p 10050 -k nginx.status[ping]   
1
[root@Node3 zabbix3.4.5]# zabbix_get -s 172.17.21.206 -p 10050 -k nginx.status[accepts]
306
[root@Node3 zabbix3.4.5]# zabbix_get -s 172.17.21.206 -p 10050 -k nginx.status[handled]
307
[root@Node3 zabbix3.4.5]# zabbix_get -s 172.17.21.206 -p 10050 -k nginx.status[requests]
311
[root@Node3 zabbix3.4.5]#

三、WEB界面配置

1、创建模板:Configuration-->Templates-->Greate template,创建模板名称:Template App NGINX,单击Add即可

ZABBIX 3.4 监控Nginx 状态(七)_第2张图片

2、给模板依次添加相应Item、Trigger、Graphs,如下图所示
ZABBIX 3.4 监控Nginx 状态(七)_第3张图片

3、关联模板,Configuration-->Hosts-->Node1--Templates,选择模板,点击Updtae即可

ZABBIX 3.4 监控Nginx 状态(七)_第4张图片

 

4、查看Nginx状态:Monitoring-->Graphs-->Host(Node1)-->Grahp(nginx status connections与nginx status server)

ZABBIX 3.4 监控Nginx 状态(七)_第5张图片

ZABBIX 3.4 监控Nginx 状态(七)_第6张图片

   备注:若相关数据比较小的话,可以使用ab进行简单压测,然后再看数值变化

[root@Node1 zabbix_agentd.d]# ab -n 10000 -c 1000 http://Node1.contoso.com/ 

ZABBIX 3.4 监控Nginx 状态(七)_第7张图片

 附模板:Template_Nginx_Status.xml

xml version="1.0" encoding="UTF-8"?>
<zabbix_export>
    <version>3.4version>
    <date>2018-01-18T11:00:49Zdate>
    <groups>
        <group>
            <name>Templatesname>
        group>
    groups>
    <templates>
        <template>
            <template>Template App NGINXtemplate>
            <name>Template App NGINXname>
            <description>nginx statuses
Author:371304description>
            <groups>
                <group>
                    <name>Templatesname>
                group>
            groups>
            <applications>
                <application>
                    <name>Nginxname>
                application>
            applications>
            <items>
                <item>
                    <name>nginx status server acceptsname>
                    <type>7type>
                    <snmp_community/>
                    <snmp_oid/>
                    <key>nginx.status[accepts]key>
                    <delay>30sdelay>
                    <history>90dhistory>
                    <trends>365dtrends>
                    <status>0status>
                    <value_type>3value_type>
                    <allowed_hosts/>
                    <units/>
                    <snmpv3_contextname/>
                    <snmpv3_securityname/>
                    <snmpv3_securitylevel>0snmpv3_securitylevel>
                    <snmpv3_authprotocol>0snmpv3_authprotocol>
                    <snmpv3_authpassphrase/>
                    <snmpv3_privprotocol>0snmpv3_privprotocol>
                    <snmpv3_privpassphrase/>
                    <params/>
                    <ipmi_sensor/>
                    <authtype>0authtype>
                    <username/>
                    <password/>
                    <publickey/>
                    <privatekey/>
                    <port/>
                    <description>acceptsdescription>
                    <inventory_link>0inventory_link>
                    <applications>
                        <application>
                            <name>Nginxname>
                        application>
                    applications>
                    <valuemap/>
                    <logtimefmt/>
                    <preprocessing/>
                    <jmx_endpoint/>
                    <master_item/>
                item>
                <item>
                    <name>nginx status connections activename>
                    <type>7type>
                    <snmp_community/>
                    <snmp_oid/>
                    <key>nginx.status[active]key>
                    <delay>30sdelay>
                    <history>90dhistory>
                    <trends>365dtrends>
                    <status>0status>
                    <value_type>3value_type>
                    <allowed_hosts/>
                    <units/>
                    <snmpv3_contextname/>
                    <snmpv3_securityname/>
                    <snmpv3_securitylevel>0snmpv3_securitylevel>
                    <snmpv3_authprotocol>0snmpv3_authprotocol>
                    <snmpv3_authpassphrase/>
                    <snmpv3_privprotocol>0snmpv3_privprotocol>
                    <snmpv3_privpassphrase/>
                    <params/>
                    <ipmi_sensor/>
                    <authtype>0authtype>
                    <username/>
                    <password/>
                    <publickey/>
                    <privatekey/>
                    <port/>
                    <description>acitvedescription>
                    <inventory_link>0inventory_link>
                    <applications>
                        <application>
                            <name>Nginxname>
                        application>
                    applications>
                    <valuemap/>
                    <logtimefmt/>
                    <preprocessing/>
                    <jmx_endpoint/>
                    <master_item/>
                item>
                <item>
                    <name>nginx status server handledname>
                    <type>7type>
                    <snmp_community/>
                    <snmp_oid/>
                    <key>nginx.status[handled]key>
                    <delay>30sdelay>
                    <history>90dhistory>
                    <trends>365dtrends>
                    <status>0status>
                    <value_type>3value_type>
                    <allowed_hosts/>
                    <units/>
                    <snmpv3_contextname/>
                    <snmpv3_securityname/>
                    <snmpv3_securitylevel>0snmpv3_securitylevel>
                    <snmpv3_authprotocol>0snmpv3_authprotocol>
                    <snmpv3_authpassphrase/>
                    <snmpv3_privprotocol>0snmpv3_privprotocol>
                    <snmpv3_privpassphrase/>
                    <params/>
                    <ipmi_sensor/>
                    <authtype>0authtype>
                    <username/>
                    <password/>
                    <publickey/>
                    <privatekey/>
                    <port/>
                    <description>handleddescription>
                    <inventory_link>0inventory_link>
                    <applications>
                        <application>
                            <name>Nginxname>
                        application>
                    applications>
                    <valuemap/>
                    <logtimefmt/>
                    <preprocessing/>
                    <jmx_endpoint/>
                    <master_item/>
                item>
                <item>
                    <name>nginx status PINGname>
                    <type>7type>
                    <snmp_community/>
                    <snmp_oid/>
                    <key>nginx.status[ping]key>
                    <delay>30sdelay>
                    <history>90dhistory>
                    <trends>365dtrends>
                    <status>0status>
                    <value_type>3value_type>
                    <allowed_hosts/>
                    <units/>
                    <snmpv3_contextname/>
                    <snmpv3_securityname/>
                    <snmpv3_securitylevel>0snmpv3_securitylevel>
                    <snmpv3_authprotocol>0snmpv3_authprotocol>
                    <snmpv3_authpassphrase/>
                    <snmpv3_privprotocol>0snmpv3_privprotocol>
                    <snmpv3_privpassphrase/>
                    <params/>
                    <ipmi_sensor/>
                    <authtype>0authtype>
                    <username/>
                    <password/>
                    <publickey/>
                    <privatekey/>
                    <port/>
                    <description>pingdescription>
                    <inventory_link>0inventory_link>
                    <applications>
                        <application>
                            <name>Nginxname>
                        application>
                    applications>
                    <valuemap/>
                    <logtimefmt/>
                    <preprocessing/>
                    <jmx_endpoint/>
                    <master_item/>
                item>
                <item>
                    <name>nginx status connections readingname>
                    <type>7type>
                    <snmp_community/>
                    <snmp_oid/>
                    <key>nginx.status[reading]key>
                    <delay>30sdelay>
                    <history>90dhistory>
                    <trends>365dtrends>
                    <status>0status>
                    <value_type>3value_type>
                    <allowed_hosts/>
                    <units/>
                    <snmpv3_contextname/>
                    <snmpv3_securityname/>
                    <snmpv3_securitylevel>0snmpv3_securitylevel>
                    <snmpv3_authprotocol>0snmpv3_authprotocol>
                    <snmpv3_authpassphrase/>
                    <snmpv3_privprotocol>0snmpv3_privprotocol>
                    <snmpv3_privpassphrase/>
                    <params/>
                    <ipmi_sensor/>
                    <authtype>0authtype>
                    <username/>
                    <password/>
                    <publickey/>
                    <privatekey/>
                    <port/>
                    <description>readingdescription>
                    <inventory_link>0inventory_link>
                    <applications>
                        <application>
                            <name>Nginxname>
                        application>
                    applications>
                    <valuemap/>
                    <logtimefmt/>
                    <preprocessing/>
                    <jmx_endpoint/>
                    <master_item/>
                item>
                <item>
                    <name>nginx status server requestsname>
                    <type>7type>
                    <snmp_community/>
                    <snmp_oid/>
                    <key>nginx.status[requests]key>
                    <delay>30sdelay>
                    <history>90dhistory>
                    <trends>365dtrends>
                    <status>0status>
                    <value_type>3value_type>
                    <allowed_hosts/>
                    <units/>
                    <snmpv3_contextname/>
                    <snmpv3_securityname/>
                    <snmpv3_securitylevel>0snmpv3_securitylevel>
                    <snmpv3_authprotocol>0snmpv3_authprotocol>
                    <snmpv3_authpassphrase/>
                    <snmpv3_privprotocol>0snmpv3_privprotocol>
                    <snmpv3_privpassphrase/>
                    <params/>
                    <ipmi_sensor/>
                    <authtype>0authtype>
                    <username/>
                    <password/>
                    <publickey/>
                    <privatekey/>
                    <port/>
                    <description>requestsdescription>
                    <inventory_link>0inventory_link>
                    <applications>
                        <application>
                            <name>Nginxname>
                        application>
                    applications>
                    <valuemap/>
                    <logtimefmt/>
                    <preprocessing/>
                    <jmx_endpoint/>
                    <master_item/>
                item>
                <item>
                    <name>nginx status connections waitingname>
                    <type>7type>
                    <snmp_community/>
                    <snmp_oid/>
                    <key>nginx.status[waiting]key>
                    <delay>30sdelay>
                    <history>90dhistory>
                    <trends>365dtrends>
                    <status>0status>
                    <value_type>3value_type>
                    <allowed_hosts/>
                    <units/>
                    <snmpv3_contextname/>
                    <snmpv3_securityname/>
                    <snmpv3_securitylevel>0snmpv3_securitylevel>
                    <snmpv3_authprotocol>0snmpv3_authprotocol>
                    <snmpv3_authpassphrase/>
                    <snmpv3_privprotocol>0snmpv3_privprotocol>
                    <snmpv3_privpassphrase/>
                    <params/>
                    <ipmi_sensor/>
                    <authtype>0authtype>
                    <username/>
                    <password/>
                    <publickey/>
                    <privatekey/>
                    <port/>
                    <description>waitingdescription>
                    <inventory_link>0inventory_link>
                    <applications>
                        <application>
                            <name>Nginxname>
                        application>
                    applications>
                    <valuemap/>
                    <logtimefmt/>
                    <preprocessing/>
                    <jmx_endpoint/>
                    <master_item/>
                item>
                <item>
                    <name>nginx status connections writingname>
                    <type>7type>
                    <snmp_community/>
                    <snmp_oid/>
                    <key>nginx.status[writing]key>
                    <delay>30sdelay>
                    <history>90dhistory>
                    <trends>365dtrends>
                    <status>0status>
                    <value_type>3value_type>
                    <allowed_hosts/>
                    <units/>
                    <snmpv3_contextname/>
                    <snmpv3_securityname/>
                    <snmpv3_securitylevel>0snmpv3_securitylevel>
                    <snmpv3_authprotocol>0snmpv3_authprotocol>
                    <snmpv3_authpassphrase/>
                    <snmpv3_privprotocol>0snmpv3_privprotocol>
                    <snmpv3_privpassphrase/>
                    <params/>
                    <ipmi_sensor/>
                    <authtype>0authtype>
                    <username/>
                    <password/>
                    <publickey/>
                    <privatekey/>
                    <port/>
                    <description>writingdescription>
                    <inventory_link>0inventory_link>
                    <applications>
                        <application>
                            <name>Nginxname>
                        application>
                    applications>
                    <valuemap/>
                    <logtimefmt/>
                    <preprocessing/>
                    <jmx_endpoint/>
                    <master_item/>
                item>
            items>
            <discovery_rules/>
            <httptests/>
            <macros/>
            <templates/>
            <screens/>
        template>
    templates>
    <triggers>
        <trigger>
            <expression>{Template App NGINX:nginx.status[ping].last()}=0expression>
            <recovery_mode>0recovery_mode>
            <recovery_expression/>
            <name>nginx was down!name>
            <correlation_mode>0correlation_mode>
            <correlation_tag/>
            <url/>
            <status>0status>
            <priority>4priority>
            <description>nginx was down!description>
            <type>0type>
            <manual_close>0manual_close>
            <dependencies/>
            <tags/>
        trigger>
    triggers>
    <graphs>
        <graph>
            <name>nginx status connectionsname>
            <width>900width>
            <height>200height>
            <yaxismin>0.0000yaxismin>
            <yaxismax>100.0000yaxismax>
            <show_work_period>1show_work_period>
            <show_triggers>1show_triggers>
            <type>0type>
            <show_legend>1show_legend>
            <show_3d>0show_3d>
            <percent_left>0.0000percent_left>
            <percent_right>0.0000percent_right>
            <ymin_type_1>0ymin_type_1>
            <ymax_type_1>0ymax_type_1>
            <ymin_item_1>0ymin_item_1>
            <ymax_item_1>0ymax_item_1>
            <graph_items>
                <graph_item>
                    <sortorder>0sortorder>
                    <drawtype>0drawtype>
                    <color>1A7C11color>
                    <yaxisside>0yaxisside>
                    <calc_fnc>2calc_fnc>
                    <type>0type>
                    <item>
                        <host>Template App NGINXhost>
                        <key>nginx.status[active]key>
                    item>
                graph_item>
                <graph_item>
                    <sortorder>1sortorder>
                    <drawtype>0drawtype>
                    <color>F63100color>
                    <yaxisside>0yaxisside>
                    <calc_fnc>2calc_fnc>
                    <type>0type>
                    <item>
                        <host>Template App NGINXhost>
                        <key>nginx.status[reading]key>
                    item>
                graph_item>
                <graph_item>
                    <sortorder>2sortorder>
                    <drawtype>0drawtype>
                    <color>2774A4color>
                    <yaxisside>0yaxisside>
                    <calc_fnc>2calc_fnc>
                    <type>0type>
                    <item>
                        <host>Template App NGINXhost>
                        <key>nginx.status[waiting]key>
                    item>
                graph_item>
                <graph_item>
                    <sortorder>3sortorder>
                    <drawtype>0drawtype>
                    <color>A54F10color>
                    <yaxisside>0yaxisside>
                    <calc_fnc>2calc_fnc>
                    <type>0type>
                    <item>
                        <host>Template App NGINXhost>
                        <key>nginx.status[writing]key>
                    item>
                graph_item>
            graph_items>
        graph>
        <graph>
            <name>nginx status servername>
            <width>900width>
            <height>200height>
            <yaxismin>0.0000yaxismin>
            <yaxismax>100.0000yaxismax>
            <show_work_period>1show_work_period>
            <show_triggers>1show_triggers>
            <type>0type>
            <show_legend>1show_legend>
            <show_3d>0show_3d>
            <percent_left>0.0000percent_left>
            <percent_right>0.0000percent_right>
            <ymin_type_1>0ymin_type_1>
            <ymax_type_1>0ymax_type_1>
            <ymin_item_1>0ymin_item_1>
            <ymax_item_1>0ymax_item_1>
            <graph_items>
                <graph_item>
                    <sortorder>0sortorder>
                    <drawtype>0drawtype>
                    <color>1A7C11color>
                    <yaxisside>0yaxisside>
                    <calc_fnc>2calc_fnc>
                    <type>0type>
                    <item>
                        <host>Template App NGINXhost>
                        <key>nginx.status[accepts]key>
                    item>
                graph_item>
                <graph_item>
                    <sortorder>1sortorder>
                    <drawtype>0drawtype>
                    <color>F63100color>
                    <yaxisside>0yaxisside>
                    <calc_fnc>2calc_fnc>
                    <type>0type>
                    <item>
                        <host>Template App NGINXhost>
                        <key>nginx.status[handled]key>
                    item>
                graph_item>
                <graph_item>
                    <sortorder>2sortorder>
                    <drawtype>0drawtype>
                    <color>2774A4color>
                    <yaxisside>0yaxisside>
                    <calc_fnc>2calc_fnc>
                    <type>0type>
                    <item>
                        <host>Template App NGINXhost>
                        <key>nginx.status[requests]key>
                    item>
                graph_item>
            graph_items>
        graph>
    graphs>
zabbix_export>
View Code

 

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