DockerInstall.sh

dockerinstall.sh

#!/bin/bash

# Remove any old versions
for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do
    sudo apt-get remove -y $pkg
done

# Update package index and install prerequisites
sudo apt-get update
sudo apt-get install -y ca-certificates curl

# Add Docker's official GPG key
sudo install -m 0755 -d /etc/apt/keyrings
sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
sudo chmod a+r /etc/apt/keyrings/docker.asc

# Add Docker repository to Apt sources
echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
  $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

# Update package index with new repository and install Docker
sudo apt-get update
sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

# Verify installation by running the Hello World example
sudo docker run hello-world