zbyte64/docker-build-from-s3 repository overview

Mounts S3 folder and builds the docker image from it.

⁠Running

To run you must expose a docker service to the container. This can be done by binding the docker socket as a volume or setting the DOCKER_HOST environment variable.

docker build . -t build-from-s3
docker run -it -v /var/run/docker.sock:/var/run/docker.sock ... build-from-s3

Environment variables:

• DOCKER_IMAGE_NAME
• DOCKER_IMAGE_VERSION

⁠Building From Volume

Specify a volume for /var/source-code and have it host the target code base.

⁠Building From URL

Downloads a tarball representing a bare git source tree.

Environment variables:

• GIT_TARBALL_URL

⁠Building From S3

Be sure to set up S3 credentials:

echo MYIDENTITY:MYCREDENTIAL > passwd-s3fs
docker cp passwd-s3fs build-from-s3:/etc/passwd-s3fs

Environment variables:

• BUCKET_NAME
• BUCKET_DIRECTORY
• GIT_CHECKOUT

⁠Pushing To Registry

Environment variables:

• DOCKER_REGISTRY

⁠Yo Dawg

An example of how to build this image from within itself:

docker run -it \
  -v /var/run/docker.sock:/var/run/docker.sock \
  -v /path/to/docker-build-from-s3:/var/source-code \
  -e DOCKER_IMAGE_NAME=build-from-s3 \
  -e DOCKER_IMAGE_VERSION=latest \
  build-from-s3