Automate Docker Setup Script

docker-setup.sh

#!/usr/bin/env sh

# ASCII: http://patorjk.com/software/taag/#p=display&f=Graffiti&t=Docker%20Setup%20Script
# SOURCE: https://gist.github.com/Gerst20051/bf1341448bd43f430761c1f8150fb1b7

function double_echo {
  echo && echo
}

function newline {
  echo
}

bold=$(tput bold)
normal=$(tput sgr0)

function init {
  echo
  print_purpose_header && double_echo
  confirm_continue && double_echo
  install_docker && double_echo
  start_docker && double_echo
  confirm_docker_helper && double_echo
  confirm_docker_enable_start && double_echo
  confirm_docker_memory && double_echo
  print_finished_header && double_echo
}

function print_purpose_header {
  echo '________                 __                    _________       __                   _________            .__        __   '
  echo '\______ \   ____   ____ |  | __ ___________   /   _____/ _____/  |_ __ ________    /   _____/ ___________|__|______/  |_ '
  echo ' |    |  \ /  _ \_/ ___\|  |/ // __ \_  __ \  \_____  \_/ __ \   __\  |  \____ \   \_____  \_/ ___\_  __ \  \____ \   __\'
  echo ' |    `   (  <_> )  \___|    <\  ___/|  | \/  /        \  ___/|  | |  |  /  |_> >  /        \  \___|  | \/  |  |_> >  |  '
  echo '/_______  /\____/ \___  >__|_ \\___  >__|    /_______  /\___  >__| |____/|   __/  /_______  /\___  >__|  |__|   __/|__|  '
  echo '        \/            \/     \/    \/                \/     \/           |__|             \/     \/         |__|         '
}

function confirm_continue {
  echo '_________                _____.__                 _________                __  .__                      '
  echo '\_   ___ \  ____   _____/ ____\__|______  _____   \_   ___ \  ____   _____/  |_|__| ____  __ __   ____  '
  echo '/    \  \/ /  _ \ /    \   __\|  \_  __ \/     \  /    \  \/ /  _ \ /    \   __\  |/    \|  |  \_/ __ \ '
  echo '\     \___(  <_> )   |  \  |  |  ||  | \/  Y Y  \ \     \___(  <_> )   |  \  | |  |   |  \  |  /\  ___/ '
  echo ' \______  /\____/|___|  /__|  |__||__|  |__|_|  /  \______  /\____/|___|  /__| |__|___|  /____/  \___  >'
  echo '        \/            \/                      \/          \/            \/             \/            \/ '

  double_echo

  local CONTINUE_CONFIRM=''
  until [ "$CONTINUE_CONFIRM" = 'run' ]; do
    read -p 'type "run" to continue: ' CONTINUE_CONFIRM
  done
}

function install_docker {
  echo '.___                 __         .__  .__  .__                 ________                 __                 '
  echo '|   | ____   _______/  |______  |  | |  | |__| ____    ____   \______ \   ____   ____ |  | __ ___________ '
  echo '|   |/    \ /  ___/\   __\__  \ |  | |  | |  |/    \  / ___\   |    |  \ /  _ \_/ ___\|  |/ // __ \_  __ \'
  echo '|   |   |  \\___ \  |  |  / __ \|  |_|  |_|  |   |  \/ /_/  >  |    `   (  <_> )  \___|    <\  ___/|  | \/'
  echo '|___|___|  /____  > |__| (____  /____/____/__|___|  /\___  /  /_______  /\____/ \___  >__|_ \\___  >__|   '
  echo '         \/     \/            \/                  \//_____/           \/            \/     \/    \/       '

  double_echo

  if [ -x /Applications/Docker.app ]; then
    echo "docker is ${bold}already${normal} installed"
  else
    echo '[$]> brew install --cask docker'

    double_echo

    brew install --cask docker
  fi
}

function start_docker {
  echo '  _________ __                 __  .__                 ________                 __                 '
  echo ' /   _____//  |______ ________/  |_|__| ____    ____   \______ \   ____   ____ |  | __ ___________ '
  echo ' \_____  \\   __\__  \\_  __ \   __\  |/    \  / ___\   |    |  \ /  _ \_/ ___\|  |/ // __ \_  __ \'
  echo ' /        \|  |  / __ \|  | \/|  | |  |   |  \/ /_/  >  |    `   (  <_> )  \___|    <\  ___/|  | \/'
  echo '/_______  /|__| (____  /__|   |__| |__|___|  /\___  /  /_______  /\____/ \___  >__|_ \\___  >__|   '
  echo '        \/           \/                    \//_____/           \/            \/     \/    \/       '

  double_echo

  echo '[$]> open -a Docker'

  newline

  echo '[$]> docker stats --no-stream'

  double_echo

  if (! docker stats --no-stream &>/dev/null); then
    # NOTE: the --hide and/or --background flags may no longer work
    # [$]> open --hide --background -a Docker

    open -a Docker

    iteration=1
    sleep_seconds=6
    seconds_to_wait=120 # 2 minutes
    max_iterations=$((seconds_to_wait / sleep_seconds)) # 20 iterations

    while [[ $iteration -le $max_iterations ]] && (! docker stats --no-stream &>/dev/null); do
      echo "$iteration/$max_iterations waiting for docker to launch..."
      sleep $sleep_seconds
      ((iteration++))
    done

    if (! docker stats --no-stream &>/dev/null); then
      double_echo

      open -a Docker # we can attempt to open docker again

      while (! docker stats --no-stream &>/dev/null); do
        echo "you must ${bold}manually${normal} open docker to continue..."
        sleep $sleep_seconds
      done
    fi

    double_echo

    echo "docker is ${bold}now${normal} started"
  else
    echo "docker is ${bold}already${normal} started"
  fi
}

function confirm_docker_helper {
  echo '.___                 __         .__  .__    ________                 __                    ___ ___         .__                       '
  echo '|   | ____   _______/  |______  |  | |  |   \______ \   ____   ____ |  | __ ___________   /   |   \   ____ |  | ______   ___________ '
  echo '|   |/    \ /  ___/\   __\__  \ |  | |  |    |    |  \ /  _ \_/ ___\|  |/ // __ \_  __ \ /    ~    \_/ __ \|  | \____ \_/ __ \_  __ \'
  echo '|   |   |  \\___ \  |  |  / __ \|  |_|  |__  |    `   (  <_> )  \___|    <\  ___/|  | \/ \    Y    /\  ___/|  |_|  |_> >  ___/|  | \/'
  echo '|___|___|  /____  > |__| (____  /____/____/ /_______  /\____/ \___  >__|_ \\___  >__|     \___|_  /  \___  >____/   __/ \___  >__|   '
  echo '         \/     \/            \/                    \/            \/     \/    \/               \/       \/     |__|        \/       '

  double_echo

  echo 'confirm that the docker helper tool has finished installing'

  double_echo

  echo 'when you open up the docker preferences you should be prompted for your machine password to install the helper tool'
  echo 'docker desktop needs privileged access to install its networking components and links to the docker apps'

  double_echo

  local DOCKER_HELPER_INSTALL_CONFIRM=''
  until [ "$DOCKER_HELPER_INSTALL_CONFIRM" = 'docker' ]; do
    read -p 'type "docker" to acknowledge: ' DOCKER_HELPER_INSTALL_CONFIRM
  done

  # NOTE: Need To Open Up The Docker Preferences To Install Helper
  # Docker needs to install a new helper tool.
  # Docker Desktop needs privileged access to install its networking components and links to the Docker apps.
  # You will be asked for your password.
}

function confirm_docker_enable_start {
  echo '________                 __                  ___________            ___.   .__             _________ __                 __   '
  echo '\______ \   ____   ____ |  | __ ___________  \_   _____/ ____ _____ \_ |__ |  |   ____    /   _____//  |______ ________/  |_ '
  echo ' |    |  \ /  _ \_/ ___\|  |/ // __ \_  __ \  |    __)_ /    \\__  \ | __ \|  | _/ __ \   \_____  \\   __\__  \\_  __ \   __\'
  echo ' |    `   (  <_> )  \___|    <\  ___/|  | \/  |        \   |  \/ __ \| \_\ \  |_\  ___/   /        \|  |  / __ \|  | \/|  |  '
  echo '/_______  /\____/ \___  >__|_ \\___  >__|    /_______  /___|  (____  /___  /____/\___  > /_______  /|__| (____  /__|   |__|  '
  echo '        \/            \/     \/    \/                \/     \/     \/    \/          \/          \/           \/             '

  double_echo

  echo 'the docker daemon needs to be running for docker compose to work'
  echo 'go to docker preferences -> general -> enable "start docker desktop when you log in" -> click apply & restart button'

  double_echo

  local DOCKER_ENABLE_START_CONFIRM=''
  until [ "$DOCKER_ENABLE_START_CONFIRM" = 'docker' ]; do
    read -p 'type "docker" to acknowledge: ' DOCKER_ENABLE_START_CONFIRM
  done
}

function confirm_docker_memory {
  echo '________                 __                     _____                                      '
  echo '\______ \   ____   ____ |  | __ ___________    /     \   ____   _____   ___________ ___.__.'
  echo ' |    |  \ /  _ \_/ ___\|  |/ // __ \_  __ \  /  \ /  \_/ __ \ /     \ /  _ \_  __ <   |  |'
  echo ' |    `   (  <_> )  \___|    <\  ___/|  | \/ /    Y    \  ___/|  Y Y  (  <_> )  | \/\___  |'
  echo '/_______  /\____/ \___  >__|_ \\___  >__|    \____|__  /\___  >__|_|  /\____/|__|   / ____|'
  echo '        \/            \/     \/    \/                \/     \/      \/              \/     '

  double_echo

  echo 'the containers can run out of memory so it is recommended to increase it from 2GB to 4GB'
  echo 'go to docker preferences -> resources -> memory -> 4GB+ -> click apply & restart button'

  double_echo

  local DOCKER_MEMORY_CONFIRM=''
  until [ "$DOCKER_MEMORY_CONFIRM" = 'docker' ]; do
    read -p 'type "docker" to acknowledge: ' DOCKER_MEMORY_CONFIRM
  done
}

function print_finished_header {
  echo '___________.__       .__       .__               .___ ________                 __                    _________       __                '
  echo '\_   _____/|__| ____ |__| _____|  |__   ____   __| _/ \______ \   ____   ____ |  | __ ___________   /   _____/ _____/  |_ __ ________  '
  echo ' |    __)  |  |/    \|  |/  ___/  |  \_/ __ \ / __ |   |    |  \ /  _ \_/ ___\|  |/ // __ \_  __ \  \_____  \_/ __ \   __\  |  \____ \ '
  echo ' |     \   |  |   |  \  |\___ \|   Y  \  ___// /_/ |   |    `   (  <_> )  \___|    <\  ___/|  | \/  /        \  ___/|  | |  |  /  |_> >'
  echo ' \___  /   |__|___|  /__/____  >___|  /\___  >____ |  /_______  /\____/ \___  >__|_ \\___  >__|    /_______  /\___  >__| |____/|   __/ '
  echo '     \/            \/        \/     \/     \/     \/          \/            \/     \/    \/                \/     \/           |__|    '
}

init

Command To Run The Docker Setup Script

[$]> /bin/bash -c "$(curl -s https://api.github.com/gists/bf1341448bd43f430761c1f8150fb1b7 | jq -r '.files["docker-setup.sh"].content')"