docker-func

#!/bin/bash

install-docker () {

    # Find if Debian or Ubuntu
    . /etc/os-release
    OS="${NAME}"
    case ${OS,,} in
        *ubuntu*)
            OS='ubuntu'
            ;;
        *debian*)
            OS='debian'
            ;;
        *)
            echo "OS unknown, stopping docker install..."
            return 1
            ;;
    esac

    echo -e "\nInstalling Docker for ${OS}..."
    # Setup prereqs and remove outdated packages
    for pkg in docker.io docker-doc docker-compose podman-docker containerd runc
    do
    	apt remove $pkg -y
    done
    
    apt update -y
    apt install ca-certificates curl gnupg lsb-release jq -y
    install -m 0755 -d /etc/apt/keyrings
    curl -fsSL "https://download.docker.com/linux/${OS}/gpg" | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
    chmod a+r /etc/apt/keyrings/docker.gpg
    
    # Add repository
    echo \
    "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/${OS} \
    "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
    tee /etc/apt/sources.list.d/docker.list > /dev/null
    apt update -y    
    # Install Docker
    apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin acl -y
}