Mongo Users Controller

Kubernetes Controller for managing Mongo Users (and roles), for community addition.

Prerequisite

brew install kind
brew install tilt-dev/tap/tilt
brew install tilt-dev/tap/ctlptl

Install petry & dependencies:

curl -sSL https://install.python-poetry.org | python3 -
poetry config virtualenvs.in-project true
poetry install

Setting up local cluster:

./scripts/delete-kind-cluster.sh
./scripts/create-kind-cluster.sh

Usage

Running full k8s stack:

tilt up

# to stop current pods
# and clear any defined CRDs
tilt down

To active and start a shell in virtual environment:

poetry shell

Run controller against local config:

export MONGO_URI="mongodb://localhost:27017/platform?replicaSet=tilt&directConnection=true"
kopf run mongodb_users_controller/handlers.py --namespace=default

Tips

Add example CRD item:

python mongodb_users_controller/cli.py --username testuser --password secret-password --roles read,readWrite | kubectl apply -f -

To check available users using mongo shell:

use admin
db.system.users.find()

Inspect CRDs in the cluster:

kubectl get crds
kubectl get mongouserresources.mkramb.com -o yaml