docker-install-on-aws.sh

if getent passwd student > /dev/null 2>&1; then
    echo "User student exists"
else
    sudo adduser --disabled-password --gecos "" student
fi
sudo apt-get update && \
sudo apt-get install -y \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg \
    lsb-release \
    software-properties-common  && \
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg && \
echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null && \
sudo apt-get update && \
sudo apt-get install -y docker-ce docker-ce-cli containerd.io && \
sudo curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose && \
sudo chmod +x /usr/local/bin/docker-compose && \
sudo usermod -aG docker $USER && \
sudo usermod -aG docker student && \
sudo passwd -d student && \
newgrp docker && \
echo "DONE"