Grafana : Install2025/01/06

Install Web Dashboard tool, Grafana.

Grafana is the visualize tool, so it needs data source from Database System like
Graphite, Prometheus, Elasticsearch, InfluxDB, OpenTSDB, AWS Cloudwatch, MySQL, PostgreSQL and so on.

[1]

Install Grafana.

[root@dlp ~]#

dnf -y install grafana

[root@dlp ~]#

vi /etc/grafana/grafana.ini

# line 36 : uncoment and specify protocol ⇒ possible to change to [https], [h2], [socket]
;protocol = http

# line 42 : if you limit access to Grafana, uncomment and set specific IP address Grafana listens
# listen all [0.0.0.0] by default
;http_addr =

# line 45 : specify port ⇒ possible to change to other port
;http_port = 3000

# line 48 : specify domain name ⇒ possible to change to your domain name
;domain = localhost

# line 71,72 : specify your certificate if you set [https] or [h2] for protocol
# * it needs [grafana] user can read certificate and key
cert_file = /etc/letsencrypt/live/dlp.srv.world/fullchain.pem
cert_key = /etc/letsencrypt/live/dlp.srv.world/privkey.pem

[root@dlp ~]#

systemctl enable --now grafana-server

[2]	If Firewalld is running, allow service ports.

[root@dlp ~]#

firewall-cmd --add-port=3000/tcp

success
[root@dlp ~]#

firewall-cmd --runtime-to-permanent

success

[3]	Access to [http://(Grafana server's hostname or IP address):3000/] from any Clients with web browser, then, Grafana login form is shown like follows. It's possible to login with [admin] user and with the default password [admin].

[4]	When initial login, it needs to change admin password. Set any one and Click [Submit] button.

[5]	After login normally, Grafana Home is shown.

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