===== Installationsprotokoll Zabbix Agent 2 und Docker-Monitoring =====

==== System aktualisieren ====
<code>
sudo apt-get update
sudo apt-get upgrade
</code>

==== Zabbix Agent 2 installieren ====
<code>
wget https://repo.zabbix.com/zabbix/7.0/debian/pool/main/z/zabbix-release/zabbix-release_latest+debian12_all.deb
sudo dpkg -i zabbix-release_latest+debian12_all.deb
sudo apt-get update
sudo apt-get install zabbix-agent2 zabbix-agent2-plugin-* zabbix-get
</code>

==== Zabbix Agent 2 starten und aktivieren ====
<code>
sudo systemctl enable zabbix-agent2
sudo systemctl restart zabbix-agent2
</code>

==== Benutzer zur Docker-Gruppe hinzufügen ====
<code>
sudo usermod -aG docker zabbix
</code>

==== Zabbix Agent 2 Konfiguration anpassen ====
<code>
sudo nano /etc/zabbix/zabbix_agent2.conf
</code>

Füge folgende Zeilen hinzu:
<code>
Plugins.Docker.Endpoint=unix:///var/run/docker.sock
Server=127.0.0.1,::1,172.30.1.170
ServerActive=127.0.0.1,::1,172.30.1.170
</code>

==== Zabbix Agent 2 neu starten ====
<code>
sudo systemctl restart zabbix-agent2
</code>

==== Docker testen ====
<code>
sudo docker run hello-world
</code>

==== Zabbix Docker-Monitoring testen ====
<code>
zabbix_get -s localhost -k docker.info
</code>

Beispielausgabe:
<code>
{"Id":"e948ac0f-92df-4fe8-bc3c-3de3b2b3a230", "Containers":5, "ContainersRunning":3, ...}
</code>