搭建zabbix监控以及邮件报警的超级详细教学

systemctl stop firewalld.service           #关闭防火墙及核心安全机制
setenforce 0

vim /etc/yum.repos.d/nginx.repo        #创建nginx的yum仓库

[nginx]
name=nginx
baseurl=http://nginx.org/packages/centos/7/$basearch/
gpgcheck=0
enabled=1

yum clean all
yum list

yum install -y nginx

systemctl start nginx
systemctl enable nginx
netstat -natp | grep 80

yum -y install mariadb-server mariadb
systemctl start mariadb.service
systemctl enable mariadb.service
netstat -natp | grep 3306

mysql_secure_installation
Enter current password for root (enter for none):			#回车
Set root password? [Y/n]									#Y
New password:												#123456
Re-enter new password:										#123456
Remove anonymous users?										#n
Disallow root login remotely?								#n
Remove test database and access to it?						#n
Reload privilege tables now?								#Y

mysql -u root -p123456
exit

yum -y install epel-release.noarch
rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm		#yum源的建立
yum install -y php72w php72w-devel php72w-fpm php72w-gd php72w-mbstring php72w-mysql			#安装环境依赖包
php -v					#查看版本

vim /etc/php-fpm.d/www.conf

user = nginx	     #第8行
group = nginx	     #第10行

    index  index.php index.html index.htm;		#第10行添加index.php
 
    location ~ \.php$ {                                                  #配置php模块，去掉注释
        root           /usr/share/nginx/html;
        fastcgi_pass   127.0.0.1:9000;
        fastcgi_index  index.php;
        fastcgi_param  SCRIPT_FILENAME  $document_root$fastcgi_script_name;
        include        fastcgi_params;
    }

vim /etc/php.ini

short_open_tag = On    		 		 #202行修改,支持php短标签
expose_php  = Off 		 			 #359行修改，隐藏php版本

##为PHP兼容zabbix进行修改，优化配置要求
max_execution_time = 300				 #368行修改，执行时间
max_input_time = 300					 #378行修改，接收数据等待时向
memory_limit = 128M 					 #389行，每个脚本占用内存
post_max_size = 16M 					 #656行修改，POST数据大小
upload_max_filesize = 2M 				 #799行，下载文件大小
always_populate_raw_post_data = -1   	 #800行添加，可以用$HTTP_RAW_POST DATA
date.timezone = Asia/Shanghai 	         #877行取消注释并添加时区

systemctl start php-fpm
systemctl enable php-fpm
netstat -natp | grep 9000

systemctl restart nginx

vim /usr/share/nginx/html/info.php

<?php
     phpinfo();
?>

http://192.168.153.40/info.php

vim /usr/share/nginx/html/test.php

<?php
 $link=mysqli_connect('127.0.0.1','root','123456');
 if ($link) echo "数据库连接成功！";
 else echo "数据库连接失败~";
?>

http://192.168.153.40/test.php

mysql -uroot -p123456

create database zabbix character set utf8 collate utf8_bin;

grant all privileges ON *.* TO 'zabbix'@'%' IDENTIFIED BY 'admin123';

flush privileges;

exit

vim /usr/share/nginx/html/zabbix.php

<?php
  $link=mysqli_connect('127.0.0.1','zabbix' ,'admin123' );
  if ($link) echo "zabbix数据库连接成功 !";
  else echo "zabbix数据库连接失败 !";
?>

http://192.168.153.40/zabbix.php

mysql -uroot -p123456

select user,host from mysql.user;
+--------+-----------+
| user   | host      |
+--------+-----------+
| zabbix | %         |
| root   | 127.0.0.1 |
| root   | ::1       |
|        | localhost |
| root   | localhost |
|        | wt        |
| root   | wt        |
+--------+-----------+
7 rows in set (0.00 sec)

drop user ''@localhost;
drop user ''@wt;
exit

rpm -i https://repo.zabbix.com/zabbix/4.0/rhel/7/x86_64/zabbix-release-4.0-1.el7.noarch.rpm
yum -y install zabbix-server-mysql zabbix-web-mysql zabbix-agent

zcat /usr/share/doc/zabbix-server-mysql*/create.sql.gz | mysql -uzabbix -padmin123 zabbix

mysql -u zabbix -padmin123
use zabbix;
show tables;
exit

vim /etc/zabbix/zabbix_server.conf
LogFile=/var/log/zabbix/zabbix_server.log          #38行
LogFileSize=0        #49行
PidFile=/var/run/zabbix/zabbix_server.pid         #72行
SocketDir=/var/run/zabbix       #82行
DBHost=localhost                #91行，取消注释
DBName=zabbix                   #100行
DBUser=zabbix                   #116行
DBPassword=admin123             #124行，取消注释，zabbix数据库的密码
SNMPTrapperFile=/var/log/snmptrap/snmptrap.log     #356行
Timeout=4                                          #473行
AlertScriptsPath=/usr/lib/zabbix/alertscripts      #516行
ExternalScripts=/usr/lib/zabbix/externalscripts    #527行
LogSlowQueries=3000                                #563行

vim /etc/httpd/conf.d/zabbix.conf

php_value date.timezone Asia/Shanghai       #20行，修改时区

cp -r /usr/share/zabbix/ /usr/share/nginx/html/
chown -R zabbix:zabbix /etc/zabbix/
chown -R zabbix:zabbix /usr/share/nginx/
chown -R zabbix:zabbix /usr/lib/zabbix/
chmod -R 755 /etc/zabbix/web/
chmod -R 777 /var/lib/php/session/

systemctl start zabbix-server
systemctl enable zabbix-server
systemctl start zabbix-agent.service
systemctl enable zabbix-agent.service
netstat -ntap | grep 10051
systemctl restart php-fpm.service
systemctl restart nginx

http://192.168.153.40/zabbix/setup.php

http://192.168.153.40/zabbix
账号：Admin    密码:zabbix

systemctl stop firewalld
setenforce 0

rpm -i https://repo.zabbix.com/zabbix/4.0/rhel/7/x86_64/zabbix-release-4.0-1.el7.noarch.rpm
yum install -y zabbix-agent

PidFile=/var/run/zabbix/zabbix_agentd.pid   #13行
LogFile=/var/log/zabbix/zabbix_agentd.log   #32行
LogFileSize=0                               #43行
Server=192.168.153.40						#98行修改，指向监控服务器
ServerActive=192.168.153.40					#139行修改，指向监控服务器
Hostname=test                			    #150行，指定名称
Include=/etc/zabbix/zabbix_agentd.d/*.conf  #268行

systemctl start zabbix-agent
systemctl enable zabbix-agent
netstat -natp | grep zabbix				#查看10050端口

yum -y install mailx

vim /etc/mail.rc
'//末尾添加'
set from=邮箱
set smtp=smtp.qq.com
set smtp-auth-user=邮箱
set smtp-auth-password=邮箱授权码
set smtp-auth=login

echo "hello tomorrow" | mail -s "test" 邮箱

cd /usr/lib/zabbix/alertscripts
vim mailx.sh
#!/bin/bash
#send mail
messages=`echo $3 | tr '\r\n' '\n'`
subject=`echo $2 | tr '\r\n' '\n'`
echo "${messages}" | mail -s "${subject}" $1 >>/tmp/mailx.log 2>&1

touch /tmp/mailx.log
chown -R zabbix.zabbix  /tmp/mailx.log 
chmod +x mailx.sh 
chown -R zabbix.zabbix /usr/lib/zabbix/
sh mailx.sh 邮箱 zabbix "this is test"

systemctl stop sshd

systemctl start sshd