prometheus.sh

wget https://github.com/prometheus/prometheus/releases/download/v2.43.0/prometheus-2.43.0.linux-amd64.tar.gz
tar -xf prometheus-2.43.0.linux-amd64.tar.gz
sudo mv prometheus-2.43.0.linux-amd64/prometheus prometheus-2.43.0.linux-amd64/promtool /usr/local/bin

Now, We need to Create directories for configuration files and other prometheus data.
sudo mkdir /etc/prometheus /var/lib/prometheus
sudo mv prometheus-2.43.0.linux-amd64/console_libraries /etc/prometheus
ls /etc/prometheus
sudo rm -rvf prometheus-2.43.0.linux-amd64*

#sudo vim /etc/hosts
#3.101.56.72  worker-1
#54.193.223.22 worker-2

sudo cat <<EOF | sudo tee /etc/prometheus/prometheus.yml
global:
  scrape_interval: 10s

scrape_configs:
  - job_name: 'prometheus_metrics'
    scrape_interval: 5s
    static_configs:
      - targets: ['localhost:9090']
  - job_name: 'node_exporter_metrics'
    scrape_interval: 5s
    static_configs:
      - targets: ['localhost:9100','worker-1:9100','worker-2:9100']
EOF


sudo useradd -rs /bin/false prometheus
sudo chown -R prometheus: /etc/prometheus /var/lib/prometheus

 sudo ls -l /etc/prometheus/
sudo cat <<EOF | tee /etc/systemd/system/prometheus.service
[Unit]
Description=Prometheus
After=network.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

[Install]
WantedBy=multi-user.target
EOF

sudo ls -l /etc/systemd/system/prometheus.service
sudo systemctl daemon-reload && sudo systemctl enable prometheus
sudo systemctl start prometheus && sudo systemctl status prometheus --no-pager