Overview
This lecture explains how to install and use Wget, a command-line download tool, on AlmaLinux or Rocky Linux systems, including basic troubleshooting and testing.
Updating the System
- Always update your system before installing new packages for the latest software and security patches.
- Run
sudo dnf update -y to update AlmaLinux or Rocky Linux.
- If the kernel is updated, reboot the system with
sudo reboot.
Checking for Existing Wget Installation
- Check if Wget is already installed by running
wget --version.
- If Wget is not found, continue to the installation step.
Installing Wget
- Use the default system repository to install Wget for a simple installation process.
- Install Wget by running
sudo dnf install wget.
Verifying Installation
- After installing, verify Wget with
wget --version to confirm it's correctly set up.
- Seeing the version number confirms a successful installation.
Testing Wget Functionality
- Test Wget by downloading a file, for example:
wget https://example.com/samplefile.txt.
- Check the current directory with
ls to confirm the file was downloaded.
Troubleshooting Common Issues
- If "command not found," ensure Wget installation completed successfully.
- Use
sudo if you encounter "permission denied" errors.
- Check your internet connection if downloads are failing.
- For more information on errors, use
sudo journalctl -xe.
Key Terms & Definitions
- Wget — An open-source command-line utility for non-interactive downloading of files from the internet.
- DNF — The default package manager for installing software on RPM-based Linux distributions like AlmaLinux and Rocky Linux.
Action Items / Next Steps
- Ensure your system is updated before any package installations.
- Practice installing, verifying, and using Wget as described.
- Use troubleshooting steps if you encounter installation or usage issues.