آموزش مانیتورینگ MongoDB با Grafana و Prometheus روی Ubuntu 20.04

sudo apt update

sudo mkdir -p /etc/prometheus
sudo mkdir -p /var/lib/prometheus

wget https://github.com/prometheus/prometheus/releases/download/v2.31.0/prometheus-2.31.0.linux-amd64.tar.gz
tar -xvf prometheus-2.31.0.linux-amd64.tar.gz
cd prometheus-2.31.0.linux-amd64

sudo mv prometheus promtool /usr/local/bin/
sudo mv consoles/ console_libraries/ /etc/prometheus/
sudo mv prometheus.yml /etc/prometheus/prometheus.yml

sudo groupadd --system prometheus
sudo useradd -s /sbin/nologin --system -g prometheus prometheus
sudo chown -R prometheus:prometheus /etc/prometheus/ /var/lib/prometheus/

sudo nano /etc/systemd/system/prometheus.service

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

[Service]
User=prometheus
Group=prometheus
Type=simple
ExecStart=/usr/local/bin/prometheus \
  --config.file=/etc/prometheus/prometheus.yml \
  --storage.tsdb.path=/var/lib/prometheus \
  --web.console.templates=/etc/prometheus/consoles \
  --web.console.libraries=/etc/prometheus/console_libraries \
  --web.listen-address=0.0.0.0:9090

[Install]
WantedBy=multi-user.target

sudo systemctl daemon-reload
sudo systemctl start prometheus
sudo systemctl enable prometheus

sudo ufw allow 9090

mkdir mongodb-exporter
cd mongodb-exporter
wget https://github.com/percona/mongodb_exporter/releases/download/v0.7.1/mongodb_exporter-0.7.1.linux-amd64.tar.gz
tar xvzf mongodb_exporter-0.7.1.linux-amd64.tar.gz
sudo mv mongodb_exporter /usr/local/bin/

mongo
use admin

db.createUser({
  user: "monitor",
  pwd: "strongpassword",
  roles: [
    { role: "clusterMonitor", db: "admin" },
    { role: "read", db: "local" }
  ]
})

export MONGODB_URI="mongodb://monitor:strongpassword@localhost:27017"

sudo nano /lib/systemd/system/mongodb_exporter.service

[Unit]
Description=MongoDB Exporter

[Service]
Type=simple
Restart=always
ExecStart=/usr/local/bin/mongodb_exporter

[Install]
WantedBy=multi-user.target

sudo systemctl daemon-reload
sudo systemctl start mongodb_exporter

curl http://localhost:9216/metrics

sudo nano /etc/prometheus/prometheus.yml

scrape_configs:
  - job_name: "prometheus"
    static_configs:
      - targets: ["localhost:9090"]

  - job_name: "mongodb"
    static_configs:
      - targets: ["localhost:9216"]

sudo systemctl restart prometheus

http://your_server_ip:9090