CentOS 7安装Zabbix 5

1. 安装Zabbix服务

1.1 下载

Zabbix官网选择需要下载的系统和版本,然得到一个对应rpm包地址。
这里以 CentOS 7 安装5.0LTS版,MySQL数据库 + Nginx网页服务器为例

# rpm -Uvh https://repo.zabbix.com/zabbix/5.0/rhel/7/x86_64/zabbix-release-5.0-1.el7.noarch.rpm
# yum clean all

1.2 安装Zabbix 服务器和客户端

# yum install zabbix-server-mysql zabbix-agent

1.3 安装前端

  • 启用系统软件集
# yum install centos-release-scl
  • 编辑配置文件 /etc/yum.repos.d/zabbix.repo 启用 zabbix-frontend
[zabbix-frontend]
...
enabled=1
...
  • 安装zabbix前端库
# yum install zabbix-web-mysql-scl zabbix-nginx-conf-scl
  • 若本地有Nginx服务可以不安装zabbix-nginx-conf-scl

1.4 创建初始数据库

在主机上安装并运行MySQL数据库,然后创建zabbix相关数据库

# mysql -uroot -p
password
mysql> create database zabbix character set utf8 collate utf8_bin;
mysql> create user zabbix@localhost identified by 'password';
mysql> grant all privileges on zabbix.* to zabbix@localhost;
mysql> quit;

导入初始架构和数据,系统将提示您输入新创建的密码。

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

1.5 为Zabbix server配置数据库

编辑配置文件 /etc/zabbix/zabbix_server.conf,修改数据库密码

DBPassword=password

1.6 为Zabbix前端配置PHP

编辑nginx配置文件 /etc/opt/rh/rh-nginx116/nginx/conf.d/zabbix.conf,修改监听端口和服务器名。

# listen 80;
# server_name zabbx.zngw.icu;
  • 如果本地有Nginx服务,在Nginx配置的conf.d目录下创建zabbix.conf文件
server {
        listen          80;
        server_name zabbx.zngw.icu;

        root    /usr/share/zabbix;

        index   index.php;

        location = /favicon.ico {
                log_not_found   off;
        }

        location / {
                try_files       $uri $uri/ =404;
        }

        location /assets {
                access_log      off;
                expires         10d;
        }

        location ~ /\.ht {
                deny            all;
        }

        location ~ /(api\/|conf[^\.]|include|locale) {
                deny            all;
                return          404;
        }

        location ~ [^/]\.php(/|$) {
                fastcgi_pass    unix:/var/opt/rh/rh-php72/run/php-fpm/zabbix.sock;
#                fastcgi_pass    unix:/var/opt/rh/rh-php73/run/php-fpm/zabbix.sock;
                fastcgi_split_path_info ^(.+\.php)(/.+)$;
                fastcgi_index   index.php;

                fastcgi_param   DOCUMENT_ROOT   /usr/share/zabbix;
                fastcgi_param   SCRIPT_FILENAME /usr/share/zabbix$fastcgi_script_name;
                fastcgi_param   PATH_TRANSLATED /usr/share/zabbix$fastcgi_script_name;

                include fastcgi_params;
                fastcgi_param   QUERY_STRING    $query_string;
                fastcgi_param   REQUEST_METHOD  $request_method;
                fastcgi_param   CONTENT_TYPE    $content_type;
                fastcgi_param   CONTENT_LENGTH  $content_length;

                fastcgi_intercept_errors        on;
                fastcgi_ignore_client_abort     off;
                fastcgi_connect_timeout         60;
                fastcgi_send_timeout            180;
                fastcgi_read_timeout            180;
                fastcgi_buffer_size             128k;
                fastcgi_buffers                 4 256k;
                fastcgi_busy_buffers_size       256k;
                fastcgi_temp_file_write_size    256k;
        }
}
  • 编辑PHP配置文件/etc/opt/rh/rh-php72/php-fpm.d/zabbix.conf添加Nginx
listen.acl_users = apache,nginx

修改时间区为上海

php_value[date.timezone] = Asia/Shanghai

1.7 启动Zabbix server和agent进程

# systemctl restart zabbix-server zabbix-agent rh-nginx116-nginx rh-php72-php-fpm
# systemctl enable zabbix-server zabbix-agent rh-nginx116-nginx rh-php72-php-fpm

如果启动有问题,后面会将到防火墙及Selinux的设置

1.8 配置Zabbix前端

连接到新安装的Zabbix前端: http://server_ip_or_name

页面上就简单了,除了要填写一下数据库的账号和密码外,基本就是一路next到完成。
默认登录账号为:Admin,密码为:zabbix

1.9 单独安装Zabbix客户端

1.9.1 设置rpm

# rpm -Uvh https://repo.zabbix.com/zabbix/5.0/rhel/7/x86_64/zabbix-release-5.0-1.el7.noarch.rpm
# yum clean all

1.9.2 安装Zabbix 客户端

# yum install zabbix-agent

1.9.3 配置客户端

编辑配置文件/etc/zabbix/zabbix_agentd.conf

Server=zabbix服务端ip地址,多个可以用','号分割,如果不限定服务器ip用0.0.0.0/0
ServerActive=zabbix主动推送服务端ip地址,同Server一样配置
Hostname=zabbix在web界面配置的Host名称

1.9.4 启动Zabbix agent进程

# systemctl restart  zabbix-agent
# systemctl enable  zabbix-agent

2. 防火墙设置

  • Nginx 默认端口 80/443
  • zabbix-agent 默认端口 10050
  • zabbix-server 默认端口10051
# firewall-cmd --permanent --zone=public --add-port=80/tcp
# firewall-cmd --permanent --zone=public --add-port=443/tcp
# firewall-cmd --permanent --zone=public --add-port=10051/tcp
# firewall-cmd --permanent --zone=public --add-port=10050/tcp
# firewall-cmd --reload

3. Selinux设置

3.1 安装Selinux相关工具包

# yum install policycoreutils checkpolicy setroubleshoot-server -y

3.2 创建zabbix-selinux目录

# mkdir -p ~ /zabbix-selinux
# cd ~ /zabbix-selinux /

3.3 创建zabbix_server_add.te文件

module zabbix_server_add 1.1;

require {
        type zabbix_var_run_t;
        type tmp_t;
        type zabbix_t;
        class sock_file { create unlink write };
        class unix_stream_socket connectto;
        class process setrlimit;
        class capability dac_override;
}

#============= zabbix_t ==============

#!!!! This avc is allowed in the current policy
allow zabbix_t self:process setrlimit;

#!!!! This avc is allowed in the current policy
allow zabbix_t self:unix_stream_socket connectto;

#!!!! This avc is allowed in the current policy
allow zabbix_t tmp_t:sock_file { create unlink write };

#!!!! This avc is allowed in the current policy
allow zabbix_t zabbix_var_run_t:sock_file { create unlink write };

#!!!! This avc is allowed in the current policy
allow zabbix_t self:capability dac_override;

3.4 用checkmodule 转换为Selinux模块

# checkmodule -M -m -o zabbix_server_add.mod zabbix_server_add.te

3.5 用semodule_package 编译zabbix_server_add.mod

# semodule_package -m zabbix_server_add.mod -o zabbix_server_add.pp

3.6 应用zabbix_server_add模块

# semodule -i zabbix_server_add.pp

3.7 设置一些变量

# setsebool -P httpd_can_network_connect 1
# setsebool -P httpd_can_connect_zabbix 1
# setsebool zabbix_can_network on

4. 页面出现中文乱码

语言设置为中文时,页面乱码如图,有小方块。这是应为zabbix使用的字体没有中文导致的,替换调就可以了。

4.1 获取中文字体

去下载或系统中找一个带中文的ttf字体。这里用 阿里巴巴普惠体 Alibaba-PuHuiTi-Medium.ttf

4.2 复制到zabbix字体目录

将字体文件 Alibaba-PuHuiTi-Medium.ttf 复制到目录/usr/share/zabbix/assets/fonts

4.3 修改配置脚本

编辑修改PHP配置文件/usr/share/zabbix/include/defines.inc.php,找到字体修改

...
define('ZBX_GRAPH_FONT_NAME',        'Alibaba-PuHuiTi-Medium'); // font file name
...
define('ZBX_FONT_NAME', 'Alibaba-PuHuiTi-Medium');
...
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