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标题: CentOS8_在Docker中安装Zabbix5.0.12 [打印本页]

作者: admin    时间: 2023-5-27 13:44     标题: CentOS8_在Docker中安装Zabbix5.0.12

查看Docker的版本信息: [root@centos8 ~]# docker -v Docker version 20.10.21, build baeda1f [root@centos8 ~]# 从公网下载镜像:( 以下是下载Redhat8.4的镜像 ) [root@centos8 ~]# docker pull redhat/ubi8:8.4 8.4: Pulling from redhat/ubi8 eac1b95df832: Pull complete 47aa3ed2034c: Pull complete Digest: sha256:6f4f2ad88d7f6590d80e6cdeeddf9d9803e9df4648f9b5e0042927403ff2ec94 Status: Downloaded newer image for redhat/ubi8:8.4 docker.io/redhat/ubi8:8.4 [root@centos8 ~]# 查看宿主机的所有镜像: [root@centos8 ~]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE redhat/ubi8 8.4 b1e63aaae5cf 19 months ago 225MB [root@centos8 ~]# 使用镜像“redhat/ubi8:8.4”创建并启动容器“Rhel8_01”: [root@centos8 ~]# docker run --privileged -itd --name Rhel8_01 -p 80:80 -v /opt/share:/home/dir_1 redhat/ubi8:8.4 /usr/sbin/init 3fea59755237cfc3d61b9fe9b5129d127f20dfa17dc87832c3ab2c3dad91038e [root@centos8 ~]# 注释: --privileged + /usr/sbin/init : 获取systemctl权限;不加上的话,在容器中就无法使用命令systemctl -itd : 以交互模式情况下后台运行。 --name : 指定容器名称。 -p 端口映射 : 第一个80是宿主机的端口,暴露给外部直接访问;第二个80是容器的端口。 -v 挂载目录 : 这里是把宿主机的目录/opt/share挂载到容器的目录/home/dir_1;假如目录不存在,就会自动创建。 redhat/ubi8:8.4 : 镜像名称:版本号 在宿主机查看所有的容器:(无论是否正在运行) [root@centos8 ~]# docker ps -a CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 3fea59755237 redhat/ubi8:8.4 "/usr/sbin/init" 17 seconds ago Up 15 seconds 0.0.0.0:80->80/tcp, :::80->80/tcp Rhel8_01 [root@centos8 ~]# 注释:宿主机的TCP 80端口,映射到容器“Rhel8_01”的TCP 80端口。 ### 进入容器“Rhel8_01”: [root@centos8 ~]# docker exec -it Rhel8_01 /bin/bash [root@3fea59755237 /]# [root@3fea59755237 /]# pwd / [root@3fea59755237 /]# ls bin boot dev etc home lib lib64 lost+found media mnt opt proc root run sbin srv sys tmp usr var [root@3fea59755237 /]# 查看容器“Rhel8_01”的系统版本信息: [root@3fea59755237 /]# cat /etc/redhat-release Red Hat Enterprise Linux release 8.4 (Ootpa) [root@3fea59755237 /]# uname -a Linux 3fea59755237 4.18.0-193.el8.x86_64 #1 SMP Fri May 8 10:59:10 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux [root@3fea59755237 /]# SELinux默认是不可用: [root@3fea59755237 /]# getenforce bash: getenforce: command not found [root@3fea59755237 /]# cat /etc/selinux/config cat: /etc/selinux/config: No such file or directory [root@3fea59755237 /]# 查看当前语言环境: [root@3fea59755237 /]# echo $LANG C.utf8 [root@3fea59755237 /]# cat /etc/locale.conf LANG=C.utf8 [root@3fea59755237 /]# 查看容器系统的当前字符集: [root@3fea59755237 /]# locale LANG=C.utf8 LC_CTYPE="C.utf8" LC_NUMERIC="C.utf8" LC_TIME="C.utf8" LC_COLLATE="C.utf8" LC_MONETARY="C.utf8" LC_MESSAGES="C.utf8" LC_PAPER="C.utf8" LC_NAME="C.utf8" LC_ADDRESS="C.utf8" LC_TELEPHONE="C.utf8" LC_MEASUREMENT="C.utf8" LC_IDENTIFICATION="C.utf8" LC_ALL= [root@3fea59755237 /]# 给容器系统安装字符集“zh_CN.UTF-8”: 要使用CentOS8的新公网Yum源,可参考:CentOS8使用CentOS-Vault源+EPEL [root@3fea59755237 ~]# yum -y install langpacks-zh_CN.noarch [root@3fea59755237 ~]# vi /etc/locale.conf 修改为: LANG="zh_CN.UTF-8" 在宿主机重启容器“Rhel8_01”: [root@centos8 ~]# docker restart Rhel8_01 Rhel8_01 [root@centos8 ~]# 再次进入容器“Rhel8_01”: [root@centos8 ~]# docker exec -it Rhel8_01 /bin/bash [root@3fea59755237 /]# 再次查看容器系统的当前字符集: [root@3fea59755237 /]# locale locale: Cannot set LC_CTYPE to default locale: No such file or directory locale: Cannot set LC_MESSAGES to default locale: No such file or directory locale: Cannot set LC_ALL to default locale: No such file or directory LANG=zh_CN.UTF-8 LC_CTYPE="zh_CN.UTF-8" LC_NUMERIC="zh_CN.UTF-8" LC_TIME="zh_CN.UTF-8" LC_COLLATE="zh_CN.UTF-8" LC_MONETARY="zh_CN.UTF-8" LC_MESSAGES="zh_CN.UTF-8" LC_PAPER="zh_CN.UTF-8" LC_NAME="zh_CN.UTF-8" LC_ADDRESS="zh_CN.UTF-8" LC_TELEPHONE="zh_CN.UTF-8" LC_MEASUREMENT="zh_CN.UTF-8" LC_IDENTIFICATION="zh_CN.UTF-8" LC_ALL= [root@3fea59755237 /]# 再次查看当前语言环境: [root@3fea59755237 /]# echo $LANG zh_CN.UTF-8 [root@3fea59755237 /]# cat /etc/locale.conf LANG="zh_CN.UTF-8" [root@3fea59755237 /]# ### 在容器“Rhel8_01”中安装Zabbix5.0.12: 安装Nginx: dnf -y install nginx 启动Nginx: systemctl start nginx 启动容器时自动启动Nginx: systemctl enable nginx 安装MariaDB: yum -y install mariadb-server mariadb 启动MariaDB: systemctl start mariadb 启动容器时自动启动MariaDB: systemctl enable mariadb 安装PHP: dnf -y install php php-fpm php-mysqlnd php-gd php-xml php-mbstring php-json 安装依赖软件包: [root@3fea59755237 ~]# yum -y install gcc gcc-c++ wget autoconf automake zlib zlib-devel openssl openssl-devel pcre pcre-devel make [root@3fea59755237 ~]# yum -y install net-snmp-devel libxml2-devel libevent libevent-devel libcurl mysql-devel curl-devel php-ldap *bcmath* 编译安装Zabbix: tar -zxvf zabbix-5.0.12.tar.gz cd zabbix-5.0.12 ./configure --prefix=/usr/local/zabbix --enable-server --enable-agent --with-mysql --enable-ipv6 --with-net-snmp --with-libcurl --with-libxml2 make install 配置数据库:( 使用数据库管理员root@localhost ) [root@3fea59755237 ~]# mysql -uroot -hlocalhost Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 8 Server version: 10.3.28-MariaDB MariaDB Server Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. MariaDB [(none)]> 创建库zabbix: MariaDB [(none)]> Create database zabbix character set utf8 collate utf8_bin; Query OK, 1 row affected (0.000 sec) MariaDB [(none)]> 查看库zabbix的字符集: MariaDB [(none)]> Show create database zabbix; +----------+----------------------------------------------------------------------------------+ | Database | Create Database | +----------+----------------------------------------------------------------------------------+ | zabbix | CREATE DATABASE `zabbix` /*!40100 DEFAULT CHARACTER SET utf8 COLLATE utf8_bin */ | +----------+----------------------------------------------------------------------------------+ 1 row in set (0.000 sec) MariaDB [(none)]> 笺注:库zabbix的字符集为 utf8_bin 切换到库zabbix: MariaDB [(none)]> Use zabbix; Database changed MariaDB [zabbix]> Select database(); +------------+ | database() | +------------+ | zabbix | +------------+ 1 row in set (0.000 sec) MariaDB [zabbix]> 导入Zabbix的表: MariaDB [zabbix]> source /root/zabbix-5.0.12/database/mysql/schema.sql; MariaDB [zabbix]> source /root/zabbix-5.0.12/database/mysql/images.sql; MariaDB [zabbix]> Source /root/zabbix-5.0.12/database/mysql/data.sql; 授权数据库用户zabbix@localhost对库zabbix有完全控制的权限,密码:168 MariaDB [zabbix]> Grant all privileges on zabbix.* to zabbix@localhost identified by '168'; Query OK, 0 rows affected (0.001 sec) MariaDB [zabbix]> 创建系统用户zabbix: [root@3fea59755237 ~]# useradd -s /sbin/nologin zabbix 创建Zabbix的日志存放目录: [root@3fea59755237 ~]# mkdir -p /usr/local/zabbix/logs 更改目录的属主、属组: [root@3fea59755237 ~]# chown -R zabbix:zabbix /usr/local/zabbix 配置Zabbix本机的客户端: [root@3fea59755237 ~]# vi /usr/local/zabbix/etc/zabbix_agentd.conf 修改: PidFile=/usr/local/zabbix/zabbix_agentd.pid LogFile=/usr/local/zabbix/logs/zabbix_agentd.log Server=127.0.0.1 ServerActive=127.0.0.1 Hostname=Zabbix server Include=/usr/local/zabbix/etc/zabbix_agentd.conf.d/*.conf 配置Zabbix本机的服务端: [root@3fea59755237 ~]# vi /usr/local/zabbix/etc/zabbix_server.conf 修改: DBHost=localhost DBName=zabbix DBUser=zabbix DBPassword=168 DBSocket=/var/lib/mysql/mysql.sock Timeout=4 LogSlowQueries=3000 Include=/usr/local/zabbix/etc/zabbix_server.conf.d/*.conf 备注: [root@3fea59755237 ~]# find / -name "mysql.sock" /var/lib/mysql/mysql.sock 启动Zabbix本机的客户端和服务端: [root@3fea59755237 ~]# /usr/local/zabbix/sbin/zabbix_agentd [root@3fea59755237 ~]# /usr/local/zabbix/sbin/zabbix_server 启动容器时,自动启动Zabbix本机的客户端和服务端: [root@3fea59755237 ~]# echo '/usr/local/zabbix/sbin/zabbix_agentd' >> /etc/rc.local [root@3fea59755237 ~]# echo '/usr/local/zabbix/sbin/zabbix_server' >> /etc/rc.local [root@3fea59755237 ~]# chmod a+x /etc/rc.d/rc.local 复制Zabbix的Web应用程序至Nginx网站根目录: [root@3fea59755237 ~]# mkdir -p /usr/share/nginx/html/zabbix/ [root@3fea59755237 ~]# cp -r /root/zabbix-5.0.12/ui/* /usr/share/nginx/html/zabbix/ 修改PHP的配置文件:(这里不修改的话,在Web部分安装时会失败的) [root@3fea59755237 ~]# vi /etc/php.ini 修改: max_execution_time = 300 post_max_size = 16M max_input_time = 300 date.timezone = Asia/Shanghai 追加: extension=bcmath.so 重启php-fpm: [root@3fea59755237 ~]# systemctl restart php-fpm 重启Nginx: [root@3fea59755237 ~]# systemctl restart nginx ###### 在Windows客户端进行Web页面的安装:(建议使用Frefox浏览器) http://192.168.168.154/zabbix/ 图片1.png 注释:实验中,Docker宿主机的IP地址为192.168.168.154 如果提示其他错误,可以修改PHP配置文件: 图片2.png 这里只需要输入数据库用户zabbix@localhost的密码,再点击“Next step”: 图片3.png 这里直接点击“Next step”: 图片4.png 这里直接点击“Next step”: 图片5.png 来到这里会有问题: 图片6.png 解决方法: 1. 下载文件; 2. 把文件复制到指定位置: [root@3fea59755237 ~]# cp zabbix.conf.php /usr/share/nginx/html/zabbix/conf/zabbix.conf.php 3.点击“Finish”按键。 来到这里,点击“Finish”按键就完成安装了: 图片7.png Admin的登录密码默认为:zabbix 图片8.png 主页: 图片9.png 默认是英文的: Administration》Users》Admin: 图片10.png 设置用户Admin的语言为中文: 图片11.png 笺注:容器系统必须要已经安装字符集“zh_CN.UTF-8” 用户Admin的语言变为中文了: 图片12.png ### 容器“Rhel8_01”里的Zabbix可以监控其他远程主机: 但容器“Rhel8_01”要先安装以下依赖软件包: yum -y install net-tools yum -y install iputils dnf -y install procps 图片13.png 图片14.png 图片15.png 查看主机ser1.zhuohua.store的图形: 图片16.png 图片17.png 图片18.png 图片19.png 图片20.png 图片21.png 查看主机ser1.zhuohua.store的告警:(主机ser1.zhuohua.store处于关机状态时 的效果) 图片22.png 图片23.png 主机ser1.zhuohua.store重新开机后的初期效果: 图片24.png 图片25.png ### 备注: 实验中,容器“Rhel8_01”重启后,Zabbix一切正常。 笺注: Docker宿主机的防火墙其实无需特意打开任何TCP端口: [root@centos8 ~]# firewall-cmd --zone=public --list-ports [root@centos8 ~]# 相关文章: 最小化安装CentOS8 CentOS8_LNMP_编译安装Zabbix5.0.12 Zabbix5.0.12_使用Agent监控CentOS7(RPM包) CentOS8_在Docker中安装Zabbix4.4.5 CentOS8_在Docker中安装MariaDB

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