一、Zabbix组件概述
1、Zabbix Server:负责接收agent发送的报告信息的核心组件,所有配置,统计数据及操作数据均由其组织进行;
2、Database Storage:专用于存储所有配置信息,以及由zabbix收集的数据;
3、Web interface:zabbix的GUI接口,通常与Server运行在同一台主机上;
4、Proxy:可选组件,常用于分布监控环境中,代理Server收集部分被监控端的监控数据并统一发往Server端;
5、Agent:部署在被监控主机上,负责收集本地数据并发往Server端或Proxy端;
二、Zabbix常用术语
1、主机(host):要监控的网络设备,可由IP或DNS名称指定;
2、主机组(host group):主机的逻辑容器,可以包含主机和模板,但同一个组织内的主机和模板不能互相链接;主机组通常在给用户或用户组指派监控权限时使用;
3、监控项(item):一个特定监控指标的相关的数据;这些数据来自于被监控对象;item是zabbix进行数据收集的核心,相对某个监控对象,每个item都由"key"标识;
4、触发器(trigger):一个表达式,用于评估某监控对象的特定item内接收到的数据是否在合理范围内,也就是阈值;接收的数据量大于阈值时,触发器状态将从"OK"转变为"Problem",当数据再次恢复到合理范围,又转变为"OK";
5、事件(event):触发一个值得关注的事情,比如触发器状态转变,新的agent或重新上线的agent的自动注册等;
6、动作(action):指对于特定事件事先定义的处理方法,如发送通知,何时执行操作;
7、报警升级(escalation):发送警报或者执行远程命令的自定义方案,如每隔5分钟发送一次警报,共发送5次等;
8、媒介(media):发送通知的手段或者通道,如Email、Jabber或者SMS等;
9、通知(notification):通过选定的媒介向用户发送的有关某事件的信息;
10、远程命令(remote command):预定义的命令,可在被监控主机处于某特定条件下时自动执行;
11、模板(template):用于快速定义被监控主机的预设条目集合,通常包含了item、trigger、graph、screen、application以及low-level discovery rule;模板可以直接链接至某个主机;
12、应用(application):一组item的集合;
13、web场景(web scennario):用于检测web站点可用性的一个活多个HTTP请求;
14、前端(frontend):Zabbix的web接口;
三、实验环境
192.168.30.116 OS:CentOS 6.4 x86_64 zabbix_server.luojianlong.com
192.168.30.117 OS:CentOS 6.4 x86_64 node1.luojianlong.com
192.168.30.119 OS:CentOS 6.4 x86_64 node2.luojianlong.com
需要的软件包:
zabbix-2.0.8-3.el6.x86_64.rpm
zabbix-get-2.0.8-3.el6.x86_64.rpm
zabbix-server-2.0.8-3.el6.x86_64.rpm
zabbix-server-mysql-2.0.8-3.el6.x86_64.rpm
zabbix-web-2.0.8-3.el6.noarch.rpm
zabbix-web-mysql-2.0.8-3.el6.noarch.rpm
首先安装zabbix server端
# 设置epel源 [root@zabbix_server ~]# cat /etc/yum.repos.d/epel.repo [epel] name=epel baseurl=http://mirrors.sohu.com/fedora-epel/6/x86_64/ gpgcheck=1 gpgkey=http://mirrors.sohu.com/fedora-epel/RPM-GPG-KEY-EPEL-6 [root@zabbix_server ~]# yum -y localinstall zabbix-2.0.8-3.el6.x86_64.rpm zabbix-get-2.0.8-3.el6.x86_64.rpm zabbix-server-2.0.8-3.el6.x86_64.rpm zabbix-server-mysql-2.0.8-3.el6.x86_64.rpm zabbix-web-2.0.8-3.el6.noarch.rpm zabbix-web-mysql-2.0.8-3.el6.noarch.rpm
在zabbix server上安装mysql
[root@zabbix_server ~]# useradd mysql -r [root@zabbix_server ~]# tar zxvf mysql-5.5.33-linux2.6-x86_64.tar.gz -C /usr/local/ [root@zabbix_server ~]# ln -s /usr/local/mysql-5.5.33-linux2.6-x86_64 /usr/local/mysql [root@zabbix_server ~]# cd /usr/local/mysql [root@zabbix_server mysql]# mkdir /mydata/data -p [root@zabbix_server mysql]# chown -R root.mysql ./* [root@zabbix_server mysql]# chown -R mysql.mysql /mydata/data/ [root@zabbix_server mysql]# cp support-files/my-large.cnf /etc/my.cnf [root@zabbix_server mysql]# cp support-files/mysql.server /etc/rc.d/init.d/mysqld [root@zabbix_server mysql]# chmod +x /etc/rc.d/init.d/mysqld [root@zabbix_server mysql]# chkconfig --add mysqld [root@zabbix_server mysql]# chkconfig mysqld on [root@zabbix_server mysql]# vi /etc/profile.d/mysql.sh export PATH=/usr/local/mysql/bin:$PATH [root@zabbix_server mysql]# . /etc/profile.d/mysql.sh [root@zabbix_server mysql]# ./scripts/mysql_install_db --user=mysql --datadir=/mydata/data/ [root@zabbix_server mysql]# vi /etc/my.cnf datadir = /mydata/data innodb_file_per_table = 1 [root@zabbix_server mysql]# service mysqld start Starting MySQL...... SUCCESS!
创建zabbix数据库,并导入表
mysql> CREATE DATABASE zabbix CHARACTER SET utf8 COLLATE utf8_bin; Query OK, 1 row affected (0.00 sec) mysql> GRANT ALL ON zabbix.* TO zbuser@'192.168.30.%' IDENTIFIED BY '123456'; Query OK, 0 rows affected (0.01 sec) mysql> flush privileges; Query OK, 0 rows affected (0.00 sec) [root@zabbix_server ~]# mysql -u zbuser -p123456 -h 192.168.30.116 zabbix < /usr/share/doc/zabbix-server-mysql-2.0.8/create/schema.sql [root@zabbix_server ~]# mysql -u zbuser -p123456 -h 192.168.30.116 zabbix < /usr/share/doc/zabbix-server-mysql-2.0.8/create/p_w_picpaths.sql [root@zabbix_server ~]# mysql -u zbuser -p123456 -h 192.168.30.116 zabbix < /usr/share/doc/zabbix-server-mysql-2.0.8/create/data.sql
修改zabbix_server.conf配置文件
[root@zabbix_server ~]# vi /etc/zabbix/zabbix_server.conf # 修改 DBHost=192.168.30.116 DBUser=zbuser DBPassword=123456
启动zabbix_server
[root@zabbix_server ~]# service zabbix-server start Starting Zabbix server: [ OK ] [root@zabbix_server ~]# ss -anptl | grep zabbix LISTEN 0 128 :::10051 :::* users:(("zabbix_server",19539,5),("zabbix_server",19541,5),("zabbix_server",19542,5),("zabbix_server",19543,5),("zabbix_server",19544,5),("zabbix_server",19545,5),("zabbix_server",19546,5),("zabbix_server",19547,5),("zabbix_server",19548,5),("zabbix_server",19549,5),("zabbix_server",19550,5),("zabbix_server",19552,5),("zabbix_server",19554,5),("zabbix_server",19555,5),("zabbix_server",19557,5),("zabbix_server",19559,5),("zabbix_server",19562,5),("zabbix_server",19563,5),("zabbix_server",19566,5),("zabbix_server",19567,5),("zabbix_server",19569,5),("zabbix_server",19570,5),("zabbix_server",19572,5),("zabbix_server",19574,5),("zabbix_server",19576,5),("zabbix_server",19577,5),("zabbix_server",19580,5)) LISTEN 0 128 *:10051 *:* users:(("zabbix_server",19539,4),("zabbix_server",19541,4),("zabbix_server",19542,4),("zabbix_server",19543,4),("zabbix_server",19544,4),("zabbix_server",19545,4),("zabbix_server",19546,4),("zabbix_server",19547,4),("zabbix_server",19548,4),("zabbix_server",19549,4),("zabbix_server",19550,4),("zabbix_server",19552,4),("zabbix_server",19554,4),("zabbix_server",19555,4),("zabbix_server",19557,4),("zabbix_server",19559,4),("zabbix_server",19562,4),("zabbix_server",19563,4),("zabbix_server",19566,4),("zabbix_server",19567,4),("zabbix_server",19569,4),("zabbix_server",19570,4),("zabbix_server",19572,4),("zabbix_server",19574,4),("zabbix_server",19576,4),("zabbix_server",19577,4),("zabbix_server",19580,4))
修改php时区
[root@zabbix_server ~]# vi /etc/php.ini # 启动并修改 date.timezone = Asia/Shanghai [root@zabbix_server ~]# service httpd restart
打开浏览器访问http://192.168.30.116/zabbix
点击Next
检测都正常,Next
连接数据库正常,Next
设置zabbix server 名称端口,Next
Next
Next
登录,默认账号Admin,密码:zabbix
下面开始安装zabbix agent,先登录node1安装
# 设置epel源 [root@node1 yum.repos.d]# cat epel.repo [epel] name=epel baseurl=http://mirrors.sohu.com/fedora-epel/6/x86_64/ gpgcheck=1 gpgkey=http://mirrors.sohu.com/fedora-epel/RPM-GPG-KEY-EPEL-6 [root@node1 ~]# yum -y localinstall zabbix-2.0.8-3.el6.x86_64.rpm zabbix-agent-2.0.8-3.el6.x86_64.rpm zabbix-sender-2.0.8-3.el6.x86_64.rpm
修改agent配置文件
[root@node1 ~]# vi /etc/zabbix/zabbix_agentd.conf # 修改 Server=192.168.30.116
启动agent
[root@node1 ~]# service zabbix-agent start Starting Zabbix agent: [ OK ] [root@node1 ~]# ss -antp | grep zabbix LISTEN 0 128 :::10050 :::* users:(("zabbix_agentd",18997,5),("zabbix_agentd",18999,5),("zabbix_agentd",19000,5),("zabbix_agentd",19001,5),("zabbix_agentd",19002,5),("zabbix_agentd",19003,5)) LISTEN 0 128 *:10050 *:* users:(("zabbix_agentd",18997,4),("zabbix_agentd",18999,4),("zabbix_agentd",19000,4),("zabbix_agentd",19001,4),("zabbix_agentd",19002,4),("zabbix_agentd",19003,4))
添加监控主机
点击Configuration里面Hosts
点击creat host
添加hostname ,visiable name 属于的group,agent interfaces,然后保存
添加成功
接着,为添加host创建item,点击item
点击create item
添加item名称,类型为agent,key选择为网卡eth0出去的流量,添加监控的时间段为周一到周七每天的00:00-24:00,没隔10分钟采集一次数据,store value:选择为Delta(speed per second),后面采集到的减去前面采集到的数据,新建 NetTraffic应用,然后保存
Delta (speed per second):保存为(value-prev_value)/(time-prev_time的计算结果,即当前值减去前一次获取的数据值,除以当前时间戳减去前一次值获取时的时间戳得到的结果;如果当前值小于前一次的值,其将会被丢弃;
Delta (simple change):保存为 (value-prev_value)的计算结果;
每新建一个item,会自动创建一个graph,可以在Monitoring ---> Latest data下面看到
如上步骤,继续新建一个item为eth0入站的流量
接下来创建自定义graph,点击configration--->host--->grap-->create graph
添加关联的item
选择图形样式
保存,在Monitoring的graph中可以看到,刚才新建的2个item的graph显示在了一个graph中
创建trigger触发器
点击configuration-->host->node1.luojianlong-->triggers-->create trigger
添加trigger名称
点击add,添加表达式
指定最后一次采集的值大于1024的,点击insert
选择,事件类型为High,然后保存
看到新创建的trigger
在node1上下载数据,测试trigger效果
[root@node1 ~]# wget ftp://rpmfind.net/linux/fedora-secondary/updates/20/ppc64/puppet-3.4.2-1.fc20.noarch.rpm
查看graph
发现trigger生效
下面创建media媒介,点击Administration-->Media types-->create media type
保存,并禁用其他media
创建用户,用户组
添加Tom用户的media
定义Admin用户的media
下面创建action,点击Configuration-->Action-->Create action
Default operation step duration:定义隔多长时间报警升级;
Default subject:默认的发送主题;
Default message:默认发送邮件内容;
Recovery message:是否启用恢复通知;
Recovery subject:恢复通知主题;
Recovery message:恢复通知邮件内容;
然后继续创建,触发action后真正要做的操昨,Operations
只要触发一次,就向Admin用户发邮件
触发10次,问题还没有解决,发送给TOM,报警升级
定义conditions,选择之前定义trigger
看到新建的action已经启用
测试报警功能,在node1上,下载文件
[root@node1 ~]# wget http://mirrors.163.com/centos/6.5/isos/x86_64/CentOS-6.5-x86_64-bin-DVD2.iso
在zabbix_server上看是否收到邮件
[root@localhost ~]# mail Heirloom Mail version 12.4 7/29/08. Type ? for help. "/var/spool/mail/root": 11 messages 7 new 8 unread 1 logwatch@zabbix_serv Fri Jan 10 10:45 247/9293 "Logwatch for zabbix_server.luojianlong.com (Linux)" 2 logwatch@zabbix_serv Tue Apr 15 17:36 42/1528 "Logwatch for zabbix_server.luojianlong.com (Linux)" U 3 logwatch@zabbix_serv Wed Apr 16 03:42 105/3180 "Logwatch for zabbix_server.luojianlong.com (Linux)" 4 root Wed Apr 16 08:54 1590/69736 "1234" >N 5 [email protected] Wed Apr 16 08:55 23/1058 "PROBLEM: Network Inbound Traffic trigger" N 6 [email protected] Wed Apr 16 08:56 23/1058 "PROBLEM: Network Inbound Traffic trigger" N 7 [email protected] Wed Apr 16 08:57 23/1058 "PROBLEM: Network Inbound Traffic trigger" N 8 [email protected] Wed Apr 16 08:58 22/1040 "OK: Network Inbound Traffic trigger" N 9 [email protected] Wed Apr 16 08:59 22/1040 "OK: Network Inbound Traffic trigger" N 10 [email protected] Wed Apr 16 09:00 22/1040 "OK: Network Inbound Traffic trigger" N 11 [email protected] Wed Apr 16 09:01 22/1040 "OK: Network Inbound Traffic trigger"
发现都到报警邮件
定义模板,点击Configuration-->Template-->Create Template
点击Macros,定义宏
已经创建好模板
给模板定义item
给模板创建graph
使用模板快速添加node2节点
[root@node2 ~]# yum -y localinstall zabbix-2.0.8-3.el6.x86_64.rpm zabbix-sender-2.0.8-3.el6.x86_64.rpm zabbix-agent-2.0.8-3.el6.x86_64.rpm [root@node2 ~]# vi /etc/zabbix/zabbix_agentd.conf Server=192.168.30.116 [root@node2 ~]# service zabbix-agent start Starting Zabbix agent: [ OK ] [root@node2 ~]# ss -antpl | grep zabbix LISTEN 0 128 :::10050 :::* users:(("zabbix_agentd",10486,5),("zabbix_agentd",10488,5),("zabbix_agentd",10489,5),("zabbix_agentd",10490,5),("zabbix_agentd",10491,5),("zabbix_agentd",10492,5)) LISTEN 0 128 *:10050 *:* users:(("zabbix_agentd",10486,4),("zabbix_agentd",10488,4),("zabbix_agentd",10489,4),("zabbix_agentd",10490,4),("zabbix_agentd",10491,4),("zabbix_agentd",10492,4))
打开浏览器添加host
点击Templates,选择关联刚才创建的for test servers模板
发送node2已经使用了创建的模板,并且有2个item,1个graph
为模板创建trigger
发现node2已经自动创建了trigger