Apache metrics + Prometheus

README.md

Apache metrics + Prometheus

Apache setup

sudo useradd -M -r -s /bin/false apache_exporter
wget https://github.com/Lusitaniae/apache_exporter/releases/download/v0.7.0/apache_exporter-0.7.0.linux-amd64.tar.gz
tar xvfz apache_exporter-0.7.0.linux-amd64.tar.gz
sudo cp apache_exporter-0.7.0.linux-amd64/apache_exporter /usr/local/bin/
sudo chown apache_exporter:apache_exporter /usr/local/bin/apache_exporter
sudo vi /etc/systemd/system/apache_exporter.service

Edit the file using this:

[Unit]
Description=Prometheus Apache Exporter
Wants=network-online.target
After=network-online.target

[Service]
User=apache_exporter
Group=apache_exporter
Type=simple
ExecStart=/usr/local/bin/apache_exporter

[Install]
WantedBy=multi-user.target

sudo systemctl enable apache_exporter
sudo systemctl start apache_exporter
sudo systemctl status apache_exporter
curl localhost:9117/metrics

---

Prometheus setup

sudo vi /etc/prometheus/prometheus.yml

- job_name: 'Apache Server'
  static_configs:
  - targets: ['localhost:9117']

sudo systemctl restart prometheus
curl http://localhost:9090/api/v1/targets
curl 'http://localhost:9090/api/v1/query?query=apache_exporter_build_info&time=1623019812.603&_=1623019759370'