91-capsule.sh

# Source: https://gist.github.com/182473cd7a640520a236d2f0fe51b587

################################################
# Multi-Tenant Kubernetes Cluster With Capsule #
# https://youtu.be/H8bzEJN7fj8                 #
################################################

# Referenced videos:
# - K3d - How to run Kubernetes cluster locally using Rancher k3s: https://youtu.be/mCesuGk-Fks

#########
# Setup #
#########

git clone https://github.com/vfarcic/capsule-demo

cd capsule-demo

# Please watch https://youtu.be/mCesuGk-Fks if you are not familiar with k3d
# Feel free to use any other Kubernetes platform
k3d cluster create --config k3d.yaml

# If not using k3d, install Ingress in whichever way that works for your Kubernetes distribution

helm repo add clastix https://clastix.github.io/charts

helm upgrade --install \
    capsule clastix/capsule \
    --namespace capsule-system \
    --create-namespace \
    --wait

kubectl create namespace not-for-joe

####################
# Creating tenants #
####################

cat tenant.yaml

kubectl apply --filename tenant.yaml

kubectl get tenants

cat create-user.sh

./create-user.sh jdoe team-joe

###################################
# Creating Namespaces as a tenant #
###################################

export KUBECONFIG=jdoe-team-joe.kubeconfig

kubectl create namespace joe

kubectl create namespace team-joe-dev

kubectl create namespace team-joe-prod

kubectl create namespace team-joe-staging

cat tenant.yaml

######################################
# Deploying applications as a tenant #
######################################

cat app.yaml

kubectl --namespace not-for-joe \
    apply --filename app.yaml

kubectl --namespace not-for-joe get pods

kubectl delete namespace not-for-joe

kubectl --namespace joe \
    apply --filename app.yaml

kubectl --namespace joe get all

kubectl --namespace joe get rolebindings

kubectl get namespaces

###########
# Destroy #
###########

k3d cluster delete devops-toolkit