images-mgmt.sh

#!/bin/bash

function prompt_command() {
  clear
  echo "Which command do you want to execute?"
  echo "1. Update all images"
  echo "2. Update running container images"
  echo "3. exit"
  read command
}

function update_all_images() {
  echo "Checking for updates for all images..."
  images=$(docker images --format '{{.Repository}}:{{.Tag}}')
  updates=()

  for image in $images; do
    echo -n "Updating $image... "
    # Получаем информацию о последней версии образа
    latest_image=$(docker pull $image 2>&1 | grep 'Downloaded newer image' | awk '{print $3}')
    
    if [ "$latest_image" ]; then
      updates+=("$image")
      echo "Updated!"
    else
      echo "No updates found."
    fi
  done

  if [ ${#updates[@]} -gt 0 ]; then
    echo "Found updates for the following images:"
    for update in "${updates[@]}"; do
      echo "$update"
    done
  else
    echo "No updates found for any images."
  fi
}

function update_running_images() {
  echo "Checking for updates for running container images..."
  images=$(docker ps --format '{{.Image}}' | sort -u)
  updates=()

  for image in $images; do
    echo -n "Updating $image... "
    # Получаем информацию о последней версии образа
    latest_image=$(docker pull $image 2>&1 | grep 'Downloaded newer image' | awk '{print $3}')
    
    if [ "$latest_image" ]; then
      updates+=("$image")
      echo "Updated!"
    else
      echo "No updates found."
    fi
  done

  if [ ${#updates[@]} -gt 0 ]; then
    echo "Found updates for the following running images:"
    for update in "${updates[@]}"; do
      echo "$update"
    done
  else
    echo "No updates found for running images."
  fi
}

prompt_command

while [[ $command -ne 3 ]]; do
  case $command in
    1)
      update_all_images
      ;;
    2)
      update_running_images
      ;;
    *)
      echo "Invalid option"
      ;;
  esac
  prompt_command
done

echo "Exiting."