Zabbix 4.2 : Install2019/06/07 |
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Install Zabbix 4.2 which is an enterprise open source monitoring system.
It's possible to monitor not only Linux but Windows, Solaris, IBM AIX and others. |
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| [2] | |
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| [4] | Install some other required packages and Zabbix repository. |
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# install from Remi
[root@dlp ~]#
[root@dlp ~]# yum --enablerepo=remi-safe -y install php72-php php72-php-mysqlnd php72-php-gd php72-php-xml php72-php-bcmath php72-php-ldap [root@dlp ~]# yum -y install http://repo.zabbix.com/zabbix/4.2/rhel/7/x86_64/zabbix-release-4.2-1.el7.noarch.rpm
systemctl restart httpd |
| [5] | Install Zabbix server. |
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[root@dlp ~]# yum -y install zabbix-get zabbix-server-mysql zabbix-web-mysql zabbix-agent |
| [6] | Create a database for Zabbix. |
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[root@dlp ~]# mysql -u root -p Enter password: Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 16 Server version: 10.2.8-MariaDB MariaDB Server Copyright (c) 2000, 2017, Oracle, MariaDB Corporation Ab and others. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
MariaDB [(none)]>
create database zabbix; Query OK, 1 row affected (0.00 sec)
MariaDB [(none)]>
grant all privileges on zabbix.* to zabbix@'localhost' identified by 'password'; Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]>
grant all privileges on zabbix.* to zabbix@'%' identified by 'password'; Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]>
flush privileges; Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]>
[root@dlp ~]# exit Bye cd /usr/share/doc/zabbix-server-mysql-*/ [root@dlp zabbix-server-mysql-4.2.3]# gzip -d create.sql.gz [root@dlp zabbix-server-mysql-4.2.3]# mysql -u root -p zabbix < create.sql Enter password: |
| [7] | Configure and start Zabbix Server. |
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[root@dlp ~]#
vi /etc/zabbix/zabbix_server.conf # line 92: add DBHost=localhost
# line 125: add DB password for Zabbix DBPassword=password
# Zabbix server starts after database server like follows # but if you installed mariadb102-mariadb.service from # CentOS Software Collections like this tutorial, it needs to add it like follows
[root@dlp ~]#
systemctl cat zabbix-server.service # /usr/lib/systemd/system/zabbix-server.service [Unit] Description=Zabbix Server After=syslog.target After=network.target After=mysql.service After=mysqld.service After=mariadb.service After=postgresql.service ..... .....
[root@dlp ~]#
systemctl edit zabbix-server.service # create new to add [Unit] After=rh-mariadb102-mariadb.service systemctl start zabbix-server [root@dlp ~]# systemctl enable zabbix-server |
| [8] | If SELinux is enabled, change policy. |
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[root@dlp ~]# setsebool -P zabbix_can_network on [root@dlp ~]# setsebool -P httpd_can_connect_zabbix on [root@dlp ~]# setsebool -P daemons_enable_cluster_mode on
[root@dlp ~(keystone)]#
vi zabbix_server.te # create new
module zabbix_server 1.0;
require {
type zabbix_var_run_t;
type zabbix_t;
class sock_file { create unlink };
class unix_stream_socket connectto;
}
#============= zabbix_t ==============
allow zabbix_t self:unix_stream_socket connectto;
allow zabbix_t zabbix_var_run_t:sock_file { create unlink };
checkmodule -m -M -o zabbix_server.mod zabbix_server.te checkmodule: loading policy configuration from zabbix_server.te checkmodule: policy configuration loaded checkmodule: writing binary representation (version 17) to zabbix_server.mod [root@dlp ~(keystone)]# semodule_package --outfile zabbix_server.pp --module zabbix_server.mod [root@dlp ~(keystone)]# semodule -i zabbix_server.pp |
| [9] | If Firewalld is running, allow Zabbix related ports. |
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[root@dlp ~]# firewall-cmd --add-service={http,https} --permanent success [root@dlp ~]# firewall-cmd --add-port={10051/tcp,10050/tcp} --permanent success [root@dlp ~]# firewall-cmd --reload success |
| [10] | Configure and start Zabbix Agent to monitor Zabbix Server itself. |
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[root@dlp ~]#
vi /etc/zabbix/zabbix_agentd.conf # line 98: specify Zabbix server Server= 127.0.0.1
# line 139: specify Zabbix server ServerActive= 127.0.0.1
# line 150: change to the own hostname Hostname= dlp.srv.world
systemctl start zabbix-agent [root@dlp ~]# systemctl enable zabbix-agent |
| [11] | Change httpd settings like follows. |
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[root@dlp ~]#
vi /etc/httpd/conf.d/zabbix.conf # line 10: add access permittion for Zabbix Web frontend if you need # (by default, All are allowed) # Require all granted
Require ip 127.0.0.1 10.0.0.0/24
# comment out
#<IfModule mod_php5.c>
php_value max_execution_time 300
php_value memory_limit 128M
php_value post_max_size 16M
php_value upload_max_filesize 2M
php_value max_input_time 300
php_value max_input_vars 10000
php_value always_populate_raw_post_data -1
# line 20: uncomment and change timezone setting
php_value date.timezone Asia/Tokyo
# comment out
#</IfModule>
[root@dlp ~]# systemctl restart httpd |
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