Zabbix – monitoring service status in Centos 7 via UserParameter

A series of articles on Zabbix monitoring
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We configure the server that we are going to monitor

Install zabbix-agent on the server

Add UserParameter to zabbix_agentd.conf file and restart Zabbiz Agent

[[email protected]]# nano /etc/zabbix/zabbix_agentd.conf
### Option: UserParameter
#	User-defined parameter to monitor. There can be several user-defined parameters.
#	Format: UserParameter=<key>,<shell command>
#	See 'zabbix_agentd' directory for examples.
#
# Mandatory: no
# Default:
# UserParameter=

UserParameter=systemd.unit.is-active[*],systemctl is-active --quiet '$1' && echo 1 || echo 0
UserParameter=systemd.unit.is-failed[*],systemctl is-failed --quiet '$1' && echo 1 || echo 0
UserParameter=systemd.unit.is-enabled[*],systemctl is-enabled --quiet '$1' && echo 1 || echo 0

[[email protected]]# systemctl restart zabbix-agent

From the UserParameter values, you can see that in the future you can monitor:

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Configuring Zabbix Server

Go to the Zabbix Server web interface

Add the server that we are going to monitor to a new host: Settings – Host – Create host

Create a new data item: Settings – Hosts – select the desired node – Data items – Create data item

Create item

Имя: srv-ftp-01:vsftpd_status
Тип: Zabbix агент
Ключ: systemd.unit.is-active[vsftpd]
Тип информации: Числовой (целое положительное)
Тип данных: Десятичный
Интервал обновления (в сек): 60
Новая группа элементов данных: Services

Create a new trigger Settings – Hosts – select the desired node – Triggers – Create trigger

Create trigger

Имя: srv-ftp-01:vsftpd_status
Важность: Высокая
Выражение: {srv-ftp-01:systemd.unit.is-active[vsftpd].last(0)}=0
Описание: Проверка статуса сервиса vsftpd - systemctl status vsftpd