在LNMP架構中搭建zabbix監控服務!!!
實驗環境:
STKAITI鏈接:https://pan.baidu.com/s/1d6VpWcuQMQuaww4r_KZnNA
提取碼:90v8
操作步驟
一、搭建LNMP
1 安裝nginx1.4
[root@promote~]#wget http://nginx.org/packages/centos/7/noarch/RPMS/nginx-release-centos-7-0.el7.ngx.noarch.rpm [root@promote ~]# rpm -ivh nginx-release-centos-7-0.el7.ngx.noarch.rpm #安裝nginx官方源 [root@promote ~]# yum install nginx -y [root@promote ~]# systemctl start nginx [root@promote ~]# systemctl enable nginx [root@promote ~]# netstat -ntap | grep 80 tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 3024/nginx: master
在瀏覽器上訪問http://192.168.199.129/
2 安裝mysql5.7(這裏為了安裝方便我也mariadb來代替mysql,功能都是一樣的):
[root@promote ~]# yum install mariadb-server mariadb -y #下載mariadb安裝包 [root@promote ~]# systemctl start mariadb.service [root@promote ~]# systemctl enable mariadb.service [root@promote ~]# mysql_secure_installation #配置mariadb相關參數 Set root password? [Y/n] y Remove anonymous users? [Y/n] n Disallow root login remotely? [Y/n] n Remove test database and access to it? [Y/n] n Reload privilege tables now? [Y/n] y
3 安裝PHP7.2
[root@promote~]#rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm [root@promote ~]# rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm #下載PHPyum源 [root@promote ~]# yum install php72w php72w-devel php72w-fpm php72w-gd php72w-mbstring php72w-mysql -y #安裝PHP相關服務 [root@promote ~]# php -v #查看版本 PHP 7.2.10 (cli) (built: Sep 15 2018 07:10:58) ( NTS ) Copyright (c) 1997-2018 The PHP Group Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies
4 配置nginx支持PHP:
[root@promote ~]# vim /etc/php-fpm.d/www.conf
8 user = nginx #將Apache改為nginx
10 group = nginx #將Apache改為nginx
5 配置PHP:
[root@promote ~]# vim /etc/php.ini
359 expose_php = Off #隱藏PHP版本
368 max_execution_time = 300 #監控執行時間
378 max_input_time = 300 #接收數據等待時間
389 memory_limit = 128M #每個腳本占用內存
656 post_max_size = 16M #POST數據大小
799 upload_max_filesize = 2M #下載文件大小
800 always_populate_raw_post_data = -1 #可以用$HTTP_RAW_POST_DATA接收post raw data
date.timezone = Asia/Shanghai #將時區設為上海時區
6 配置PHP請求被傳送到後端的php-fpm模塊,默認情況下php配置模塊是被註釋掉的:
[root@promote ~]# vim /etc/nginx/conf.d/default.conf
10 index index.php index.html index.htm;
30 location ~ \.php$ {
31 root /usr/share/nginx/html;
32 fastcgi_pass 127.0.0.1:9000;
33 fastcgi_index index.php; 34 fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_scr ipt_name; 35 include fastcgi_params; 36 } #把fastcgi_param中的/scripts改為$document_root,root是配置php程序用戶
7 開啟服務
[root@promote ~]# systemctl start php-fpm.service
[root@promote ~]# systemctl enable php-fpm.service
[root@promote ~]# systemctl restart nginx
[root@promote ~]# vim /usr/share/nginx/html/index.php #創建PHP測試首頁
<?php
phpinfo();
?>
在瀏覽器上訪問http://192.168.199.129/index.php
測試PHP能否連接數據庫:
[root@promote html]# vim index.php
<?php
$link=mysqli_connect(‘127.0.0.1‘,‘root‘,‘123123‘);
if ($link) echo "true";
else echo "false";
?>
8 創建zabbix數據庫與zabbix用戶:
[root@promote html]# mysql -u root -p
MariaDB [(none)]> create database zabbix character set utf8 collate utf8_bin;
MariaDB [(none)]> grant all privileges on *.* to ‘zabbix‘@‘%‘ identified by ‘123123‘;
MariaDB [(none)]> flush privileges;
解決本地無法登陸問題:
[root@promote ~]# mysql -u zabbix -p #現在用zabbix用戶是無法登陸數據庫的,因為有空用戶在進行占用
Enter password:
ERROR 1045 (28000): Access denied for user ‘zabbix‘@‘localhost‘ (using password: YES)
MariaDB [(none)]> select user,host from mysql.user;
+--------+-------------------------+
| user | host |
+--------+-------------------------+
| zabbix | % |
| root | 127.0.0.1 |
| root | ::1 |
| | localhost |
| root | localhost |
| | promote.cache-dns.local |
| root | promote.cache-dns.local |
+--------+-------------------------+
7 rows in set (0.00 sec)
MariaDB [(none)]> drop user ‘‘@‘localhost‘; #刪除庫中的空用戶
Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]> drop user ‘‘@‘promote.cache-dns.local‘; #刪除空用戶
Query OK, 0 rows affected (0.00 sec)
測試zabbix用戶能否連接PHP:
[root@promote ~]# vim /usr/share/nginx/html/index.php
<?php
$link=mysqli_connect(‘127.0.0.1‘,‘zabbix‘,‘123123‘);
if ($link) echo "true";
else echo "false";
?>
在瀏覽器上訪問http://192.168.199.129/index.php
到此為止LAMP架構就搭建完成了,下面開始部署zabbix服務
二、部署zabbix server:
[root@promote~]#rpm -i https://repo.zabbix.com/zabbix/4.0/rhel/7/x86_64/zabbix-release-4.0-1.el7.noarch.rpm
[root@promote ~]# yum install zabbix-server-mysql zabbix-web-mysql zabbix-agent -y
[root@promote ~]# zcat /usr/share/doc/zabbix-server-mysql*/create.sql.gz | mysql -uzabbix -p zabbix #將zabbix腳本文件導入到zabbix數據庫中
[root@promote ~]# mysql -u zabbix -p
MariaDB [(none)]> use zabbix
MariaDB [zabbix]> show tables; #查看zabbix數據庫中的表,如果腳本導入成功,就應該會看到很多表
修改zabbix配置文件,需要修改以下內容:
[root@promote ~]# grep -n ‘^‘[a-Z] /etc/zabbix/zabbix_server.conf
38:LogFile=/var/log/zabbix/zabbix_server.log
49:LogFileSize=0
72:PidFile=/var/run/zabbix/zabbix_server.pid
82:SocketDir=/var/run/zabbix
91:DBHost=localhost #去掉註釋
101:DBName=zabbix
117:DBUser=zabbix
125:DBPassword=123123 #修改密碼
357:SNMPTrapperFile=/var/log/snmptrap/snmptrap.log
475:Timeout=4
518:AlertScriptsPath=/usr/lib/zabbix/alertscripts
529:ExternalScripts=/usr/lib/zabbix/externalscripts
565:LogSlowQueries=3000
修正圖表中文亂碼:
[root@promote ~]# vim /usr/share/zabbix/include/defines.inc.php
[root@promote zabbix]# cp STKAITI.TTF /usr/share/zabbix/fonts/ #從微軟系統下復制相應的字體文件到/usr/share/zabbix/fonts/
賦予文件權限:
[root@promote ~]# cp -r /usr/share/zabbix/ /usr/share/nginx/html/
[root@promote ~]# chown -R zabbix.zabbix /etc/zabbix/
[root@promote ~]# chown -R zabbix.zabbix /usr/share/nginx/
[root@promote ~]# chown -R zabbix.zabbix /usr/lib/zabbix/
[root@promote ~]# chmod -R 755 /etc/zabbix/web/
[root@promote ~]# chmod -R 777 /var/lib/php/session/
啟動服務:
[root@promote ~]# systemctl start zabbix-server.service
[root@promote ~]# systemctl enable zabbix-server.service
[root@promote ~]# systemctl start zabbix-agent.service
[root@promote ~]# systemctl enable zabbix-agent.service
[root@promote ~]# systemctl restart php-fpm.service
[root@promote ~]# systemctl restart nginx #這兩個服務一定要重啟,不然在登陸zabbix監控頁面時會出錯
在瀏覽器上登錄zabbix界面:
版本顯示為4.0
這裏必須每項都顯示OK才可以,如果有報錯請重新啟動PHP,nginx和zabbix服務,如果還有問題,請檢查三個服務的配置文件
接著填寫密碼即可,密碼就是zabbix登錄數據庫密碼,端口保持默認即可
接著填寫zabbix的服務器名稱,這裏我就定義為zabbix
接著點擊下一步就會顯示zabbix的完整信息
接著點擊下一步就會看到這個信息,是說沒辦法創建配置文件,這時候點擊圖中的下載鏈接下載這個文件,接著將這個文件掛載到zabbix服務器上,具體操作如下:
點擊完成就會發現報錯消失了
使用賬戶密碼登錄zabbix,默認賬號密碼為‘Admin’和‘zabbix’
接著就會看到zabbix的監控頁面
三、配置被監控服務器:
[root@promote ~]# systemctl stop firewalld.service
[root@promote ~]# setenforce 0
下載yum源:
[root@promote~]# rpm -i https://repo.zabbix.com/zabbix/4.0/rhel/7/x86_64/zabbix-release-4.0-1.el7.noarch.rpm
[root@promote ~]# yum install zabbix-agent -y
更改zabbix配置文件,需要更改以下內容:
[root@promote ~]# 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
98:Server=192.168.199.129 #地址指向zabbix監控端
139:ServerActive=192.168.199.129 #地址指向zabbix監控端
150:Hostname=test #定義服務器名稱
268:Include=/etc/zabbix/zabbix_agentd.d/*.conf
開啟服務:
[root@promote ~]# systemctl start zabbix-agent.service
[root@promote ~]# systemctl enable zabbix-agent.service
[root@promote ~]# netstat -ntap | grep 10050 #查看端口,註意被監控端端口是10050
tcp 0 0 0.0.0.0:10050 0.0.0.0:* LISTEN 38128/zabbix_agentd
tcp6 0 0 :::10050 :::* LISTEN 38128/zabbix_agentd
到此為止,在LNMP上搭建zabbix服務已經完成,要想監控到其他服務器還需要在瀏覽器的監控頁面上手動添加,添加過程我在上篇博客“在LAMP架構上搭建zabbix監控服務”已經詳細講過,這裏就不再操作。
在LNMP架構中搭建zabbix監控服務!!!