Shell Script to auto install vnStat on Linux

install-vnstat.sh

#!/bin/bash
#  Built with ❤️ by Cuongitl (LE VAN CUONG)
#  Telegram: https://t.me/Cuongitl
#  Filename: install-vnstat.sh
#  Modified: 2024-11-11
#  Purpose: Install vnStat - a network traffic monitor for Linux
# Exit the script if any command fails
set -o errexit

# Define the version of vnStat here
VNSTAT_VERSION="2.12"

# Install the required development libraries:
sudo dnf install sqlite-devel    # For Fedora 22+ or CentOS/RHEL 8+

# Set working directory to /usr/src
cd /usr/src

# Download vnStat source for the defined version
echo "Downloading vnStat $VNSTAT_VERSION..."
wget https://humdi.net/vnstat/vnstat-$VNSTAT_VERSION.tar.gz

# Extract the downloaded tarball
echo "Extracting vnStat $VNSTAT_VERSION..."
tar zxvf vnstat-$VNSTAT_VERSION.tar.gz

# Change to the vnStat directory
cd vnstat-$VNSTAT_VERSION

# Configure, build, and install vnStat
echo "Configuring vnStat $VNSTAT_VERSION..."
./configure --prefix=/usr --sysconfdir=/etc
echo "Building vnStat $VNSTAT_VERSION..."
make
echo "Installing vnStat $VNSTAT_VERSION..."
make install

# Copy the systemd service file
echo "Copying systemd service file..."
cp -v examples/systemd/vnstat.service /etc/systemd/system/

# Enable and start vnStat service
echo "Enabling vnStat service..."
systemctl enable vnstat
echo "Starting vnStat service..."
systemctl start vnstat

# Check if vnstat service is running
echo "Checking if vnStat service is running..."
pgrep -c vnstatd

echo "vnStat $VNSTAT_VERSION installation completed successfully."