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https://github.com/bigbeartechworld/big-bear-scripts.git
synced 2026-07-15 10:11:54 -04:00
feat: Enhance Portainer CE update script with version selection, image removal, and improved informational prompts
This commit is contained in:
Christopher
@@ -25,77 +25,107 @@ print_decorative_line
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# Function to check if a command succeeded
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check_command() {
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# Check if the last command executed successfully (exit status 0)
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if [ $? -ne 0 ]; then
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# Print an error message if the command failed
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echo "Error: $1"
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# Exit the script with a status of 1 to indicate an error
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exit 1
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fi
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}
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# Function to get the current Portainer version
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# Function to get current Portainer version
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get_current_version() {
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local version
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# Check if the Portainer container is running
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# Check if Portainer container is running
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if docker ps --format '{{.Names}}' | grep -q '^portainer$'; then
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# Try to get the version from the running container using the 'portainer --version' command
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# Try to get version from running container
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version=$(docker exec portainer portainer --version 2>/dev/null | awk '{print $2}')
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# If that fails, try to get the version from the container's labels
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# If that fails, try to get version from container labels
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if [ -z "$version" ] || [ "$version" = "runtime" ]; then
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version=$(docker inspect -f '{{index .Config.Labels "org.opencontainers.image.version"}}' portainer 2>/dev/null)
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fi
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# If still empty, get the version from the image tag
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# If still empty, get the image tag
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if [ -z "$version" ]; then
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version=$(docker inspect -f '{{.Config.Image}}' portainer | awk -F: '{print $2}')
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[ -z "$version" ] && version="latest" # Default to "latest" if no specific tag is found
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[ -z "$version" ] && version="latest"
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fi
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else
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# Check if the Portainer container exists but is not running
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# Check if Portainer container exists but is not running
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if docker ps -a --format '{{.Names}}' | grep -q '^portainer$'; then
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version=$(docker inspect -f '{{index .Config.Labels "org.opencontainers.image.version"}}' portainer 2>/dev/null)
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# Set version as unknown if the container exists but isn't running
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[ -z "$version" ] && version="Unknown (container exists but is not running)"
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else
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# Check if the Portainer image exists on the system
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# Check if Portainer image exists
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if docker images portainer/portainer-ce -q | grep -q .; then
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# Set version as unknown if only the image exists
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version="Unknown (image exists)"
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fi
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fi
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fi
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# If no version information is found, assume Portainer is not installed
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# If still empty, assume not installed
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if [ -z "$version" ]; then
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echo "Not installed"
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else
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echo "$version" # Print the found version
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echo "$version"
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fi
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}
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# Get the current Portainer version
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# Function to get the last three Portainer versions
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get_last_three_versions() {
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curl -s https://api.github.com/repos/portainer/portainer/releases | grep -m 3 '"tag_name":' | awk -F'"' '{print $4}'
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}
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# Function to remove existing Portainer images
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remove_existing_images() {
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echo "Checking for existing Portainer images..."
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existing_images=$(docker images portainer/portainer-ce -q)
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if [ -n "$existing_images" ]; then
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echo "Removing existing Portainer images..."
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docker rmi $existing_images
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check_command "Failed to remove existing Portainer images"
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else
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echo "No existing Portainer images found. Proceeding with installation."
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fi
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}
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# Get current Portainer version
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current_version=$(get_current_version)
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# Fetch the latest available version of Portainer from GitHub API
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latest_version=$(curl -s https://api.github.com/repos/portainer/portainer/releases/latest | grep -oP '"tag_name": "\K(.*)(?=")')
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# Check if the command to fetch the latest version was successful
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check_command "Failed to fetch the latest Portainer version"
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# Get the last three versions
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mapfile -t versions < <(get_last_three_versions)
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# Print the current and latest versions
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echo "Current Portainer version: $current_version"
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echo "Latest Portainer version: $latest_version"
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echo "Available versions:"
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for i in "${!versions[@]}"; do
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echo "$((i+1)). ${versions[i]}"
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done
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echo "4. Latest (${versions[0]})"
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# Ask user to choose a version
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while true; do
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read -p "Which version would you like to install? (1-4, default is 4): " choice
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choice=${choice:-4}
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if [[ "$choice" =~ ^[1-4]$ ]]; then
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if [ "$choice" -eq 4 ]; then
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version_to_install=${versions[0]}
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else
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version_to_install=${versions[$((choice-1))]}
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fi
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break
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else
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echo "Invalid choice. Please enter a number between 1 and 4."
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fi
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done
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echo "You have chosen to install Portainer version: $version_to_install"
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echo
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echo "This script will perform the following actions:"
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echo "1. Stop and remove the current Portainer container (if running)"
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echo "2. Remove the existing Portainer image"
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echo "3. Pull the latest Portainer image"
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echo "4. Create and start a new Portainer container"
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echo "2. Remove any existing Portainer images"
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echo "3. Pull Portainer image version $version_to_install"
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echo "4. Create and start a new Portainer container with version $version_to_install"
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echo
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# Prompt the user to confirm whether to proceed with the update
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read -p "Do you want to proceed with the update? (y/n): " -n 1 -r
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echo
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if [[ ! $REPLY =~ ^[Yy]$ ]]; then
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@@ -106,31 +136,21 @@ fi
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# Stop and remove the current Portainer container if it exists
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if docker ps -a --format '{{.Names}}' | grep -q '^portainer$'; then
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echo "Stopping and removing the current Portainer container..."
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docker stop portainer # Stop the running Portainer container
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docker stop portainer
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check_command "Failed to stop Portainer container"
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docker rm portainer # Remove the stopped Portainer container
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docker rm portainer
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check_command "Failed to remove Portainer container"
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else
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echo "No existing Portainer container found. Proceeding with update."
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echo "No existing Portainer container found. Proceeding with installation."
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fi
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# Check if there are any existing Docker images for Portainer
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if docker images portainer/portainer-ce -q | grep -q .; then
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# If an image exists, print a message indicating its removal
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echo "Removing the existing Portainer image..."
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# Remove the existing Portainer image
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docker rmi portainer/portainer-ce
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# Check if the removal command was successful and print an error message if it failed
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check_command "Failed to remove Portainer image"
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else
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# If no image exists, print a message indicating that there is no image to remove
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echo "No existing Portainer image found. Proceeding with update."
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fi
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# Remove existing Portainer images
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remove_existing_images
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# Pull the latest Portainer image from the repository
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echo "Pulling the latest Portainer image..."
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docker pull portainer/portainer-ce:$latest_version
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check_command "Failed to pull latest Portainer image"
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# Pull the selected Portainer image
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echo "Pulling Portainer image version $version_to_install..."
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docker pull portainer/portainer-ce:$version_to_install
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check_command "Failed to pull Portainer image"
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# Create and start a new Portainer container
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echo "Creating and starting a new Portainer container..."
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@@ -141,11 +161,11 @@ docker run -d \
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--restart always \
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-v /var/run/docker.sock:/var/run/docker.sock \
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-v portainer_data:/data \
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portainer/portainer-ce:$latest_version
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portainer/portainer-ce:$version_to_install
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check_command "Failed to create and start new Portainer container"
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echo "Portainer has been updated and restarted successfully."
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echo "Portainer has been updated to version $version_to_install and restarted successfully."
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# Verify the new version of Portainer
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# Verify the new version
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new_version=$(get_current_version)
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echo "New Portainer version: $new_version"
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