Docker Management Container

The Docker Management Container includes a set of plugins and services that make it easier to build, test, deploy and manage infrastructure.

Setup

Set service-specific tools, versions and configuration:

vi .docker_build

Image and Packages

Image

ARG	Required	Default
ROCKYLINUX_VERSION	no	8

Image Config

python version can be defined

ARG	Required	Default
PYTHON_VERSION	no	3

Further packages to install can be specified

ARG	Required	Default
PACKAGES	no

Tools

Install needed Tools within Management Container

ARG	Required	Default	Description
ANSIBLE_VERSION	no	latest
DOCKER_VERSION	no	latest
NOMAD_VERSION	no	latest
CONSUL_VERSION	no	latest
KUBECTL_VERSION	no	latest
HELM_VERSION	no	latest
TERRAFORM_VERSION	no	latest
AZ_CLI_VERSION	no	latest
AWS_CLI_VERSION	no	latest
GCLOUD_VERSION	no	latest
GITHUB_BINARIES	no	latest	List of packages to be installed

Tool Configuration / Add Specific extension

ARG	Required	Default	Description
PIP_REQUIREMENTS	no		File which includes a list of pip packages to be installed
ANSIBLE_REQUIREMENTS	no		File which includes a list of ansible-galaxy collections to be installed
AZ_CLI_EXTENSIONS	no		List of azure-cli extenstions to be installed

System Configuration

create Dockerfile from template with .docker_build configuration

sh render.sh

create container image

export SERVICE=NAME
export TAG=1.0.0

docker build -t ${SERVICE}-mgmt:${TAG} .

Pipelines

Examples for build within Pipelines can be found under examples/pipeline.

Run Docker Container on local system

Install Docker Desktop, see installation instructions.

run mgmt container

docker run -ti ${SERVICE}-mgmt:${TAG}

Mount locals into Container

Mount Volumes

Configure WSL for correct usage of volumes, see [https://nickjanetakis.com/blog/setting-up-docker-for-windows-and-wsl-to-work-flawlessly], chapter: Create and modify the new WSL configuration file.

/etc/wsl.conf

[automount]
root = /
options = "metadata"

Mount specific folder

su root
mkdir /c

mount --bind /mnt/c /c

start container with local mount

docker run -ti --env-file .docker_env -v /c/Users/USER/GITRepo:/root -w /root -ti ${SERVICE}-mgmt:${TAG}

behind proxy

docker run -ti --env-file .docker_proxy_env -v /c/Users/USER/GITRepo:/root -w /root -ti ${SERVICE}-mgmt:${TAG}