admiral-docker 💀🐳

Docker Image

This Docker project serves as the vessel for certificate transparency scanning performed by the admiral Python library.

Running

Running with Docker Compose

1. Change the credentials in secrets

2. Choose configuration options for admiral.yml

3. Start the container and detach:

   docker compose up --detach

Monitoring

The following web services are started for monitoring the underlying components:

• Celery Flower: http://localhost:5555
• Mongo Express: http://localhost:8083
• Redis Commander: http://localhost:8082

Using secrets

This composistion passes credentials and configuration options via Docker secrets. You need to modify the files listed in the secrets section below. To prevent yourself from inadvertently committing sensitive values to the repository, run git update-index --assume-unchanged src/secrets/*.

Updating your container

Docker Compose

1. Pull the new image from Docker Hub:

   docker compose pull

2. Recreate the running container by following the previous instructions:

   docker compose up --detach

Image tags

The images of this container are tagged with semantic versions of the admiral Python library that they containerize. It is recommended that most users use a version tag (e.g. :1.4.0).

Image:tag	Description
cisagov/admiral:1.4.0	An exact release version.
cisagov/admiral:1.3	The most recent release matching the major and minor version numbers.
cisagov/admiral:1	The most recent release matching the major version number.
cisagov/admiral:edge	The most recent image built from a merge into the develop branch of this repository.
cisagov/admiral:nightly	A nightly build of the develop branch of this repository.
cisagov/admiral:latest	The most recent release image pushed to a container registry. Pulling an image using the :latest tag should be avoided.

See the tags tab on Docker Hub for a list of all the supported tags.

Volumes

Mount point	Purpose
mongo-init.js	Stores the initialization script for MongoDB

Ports

The following ports are exposed by this container:

Port	Purpose
5555	Celery Flower
6379	Redis
8081	Redis Commander
8083	Mongo Express

Environment variables

Required

There are no required environment variables.

Optional

Name	Purpose	Default
ADMIRAL_CONFIG_FILE	Celery configuration	admiral.yml
ADMIRAL_CONFIG_SECTION	Configuration section to use	dev-mode
ADMIRAL_WORKER_NAME	Worker names	dev
CISA_HOME	Home folder	/home/cisa
CISA_GROUP	Group identifier	cisa

Secrets

Filename	Purpose
admiral.yml	Celery configuration
mongo.yml	MongoDB configuration
mongo-root-passwd.txt	MongoDB root password
redis.conf	Redis configuration
sslmate-api-key.txt	API key for SSLMate's Certificate Transparency Search API

Building from source

Build the image locally using this git repository as the build context:

docker build \
  --build-arg VERSION=0.0.1 \
  --tag cisagov/admiral:1.4.0 \
  https://github.com/cisagov/admiral-docker.git#develop

Cross-platform builds

To create images that are compatible with other platforms, you can use the buildx feature of Docker:

1. Copy the project to your machine using the Code button above or the command line:

   git clone https://github.com/cisagov/admiral-docker.git
   cd example

2. Create the Dockerfile-x file with buildx platform support:

   ./buildx-dockerfile.sh

3. Build the image using buildx:

   docker buildx build \
     --file Dockerfile-x \
     --platform linux/amd64 \
     --build-arg VERSION=0.0.1 \
     --output type=docker \
     --tag cisagov/admiral:1.4.0 .

Contributing

We welcome contributions! Please see CONTRIBUTING.md for details.

License

This project is in the worldwide public domain.

This project is in the public domain within the United States, and copyright and related rights in the work worldwide are waived through the CC0 1.0 Universal public domain dedication.

All contributions to this project will be released under the CC0 dedication. By submitting a pull request, you are agreeing to comply with this waiver of copyright interest.