docker_delete_all.sh

#!/bin/bash
###########################################
#
# Script Shell simples para limpar/remover todos os containers/imagens

loading_spinner() {
    duration=1 # Count to 3 seconds
    interval=0.1 # Sleep for 0.1 seconds each iteration

    start_time=$(date +%s) # Get current timestamp in seconds

    while :
    do
        current_time=$(date +%s) # Get current timestamp in seconds

        # Check if 3 seconds have passed
        if (( current_time - start_time >= duration )); then
            printf "\b \b" # Delete the last character
            break
        fi

        sp="|/-\\"
        printf "\b${sp:i++%${#sp}:1}"

        sleep $interval
    done
}

init() {
    printf '\033[0m\n\n'

    containers=$(docker ps -aq)
    images=$(docker images -q)
    volumes=$(docker volume ls -q)

    loading_spinner
    if [[ -n "$containers" ]]; then
        docker stop $containers
        docker rm $containers
    else
        printf "\033[0;32m"
        echo "Sem containers para remover"
        printf '\033[0m\n'
    fi
    
    loading_spinner
    if [[ -n "$images" ]]; then
        docker rmi $images
    else
        printf "\033[0;32m"
        echo "Sem imagens para remover"
        printf '\033[0m\n'
    fi
    
    loading_spinner
    if [[ -n "$volumes" ]]; then
        docker volume rm $volumes
    else
    printf "\033[0;32m"
        echo "Sem volumes para remover"
        printf '\033[0m\n'
    fi
}

printf "\033[0;31mATENÇÃO\nEste script irá deletar TODOS os dados relacionados ao docker\n"
printf "O script irá:\n- interromper todos os containers em execução (se houver),\n- remover os containers\n- remover imagens\n- remover volumes\n\n"
while true; do
    read -p "Você deseja prosseguir? [s\n] " yn
    case $yn in
        [Ss]* ) init; break;;
        [Nn]* ) exit;;
        * ) exit;;
    esac
done