With watchtower you can update the running version of your containerized app simply by pushing a new image to the Docker Hub or your own image registry. Watchtower will pull down your new image, gracefully shut down your existing container and restart it with the same options that were used when it was deployed initially. Watchtower is an application that will monitor your running Docker containers and watch for changes to the images that those containers were originally started from. If watchtower detects that an image has changed, it will automatically restart the container using the new image. With watchtower you can update the running version of your containerized app simply by pushing a new image to the Docker Hub or your own image registry. Watchtower will pull down your new image, gracefully shut down your existing container and restart it with the same options that were used when it was deployed initially.
Features
- Update the running version of your containerized app
- Watchtower will pull down your new image, gracefully shut down your existing container and restart it
- Automatically restart the container using the new image
- Watchtower can send notifications when containers are updated
- By default, watchtower will watch all containers
- You can choose to exclude containers entirely from being watched by watchtower
- Watchtower checks for container updates, sends notifications and invokes the pre-check/post-check hooks on the containers but does not perform the update
Project Samples
