131-komodor.sh

#########################################################
# Context-Aware Kubernetes Troubleshooting With Komodor #
# https://youtu.be/GNPS0sAajQ0                          #
#########################################################

# Referenced videos:
# - Argo CD - Applying GitOps Principles To Manage Production Environment In Kubernetes: https://youtu.be/vpWQeoaiRM4
# - GitHub CLI - How to manage repositories more efficiently: https://youtu.be/BII6ZY2Rnlc
# - Should We Replace Docker Desktop With Rancher Desktop?: https://youtu.be/bYVfCp9dRTE
# - How to run local multi-node Kubernetes clusters using kind: https://youtu.be/C0v5gJSWuSo

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

# Create a Kubernetes cluster with an Ingress controller

# Replace `[...]` with the external IP of the Ingress service
export INGRESS_HOST=[...]

# Watch https://youtu.be/BII6ZY2Rnlc if you are not familiar with GitHub CLI
gh repo fork vfarcic/komodor-demo \
    --clone

cd komodor-demo

helm repo add argo \
    https://argoproj.github.io/argo-helm

helm repo update

helm upgrade --install \
    argocd argo/argo-cd \
    --namespace argocd \
    --create-namespace \
    --set server.ingress.hosts="{argo-cd.$INGRESS_HOST.nip.io}" \
    --values argocd-values.yaml \
    --wait

# Replace `[...]` with the GitHub organization or the username
export GH_ORG=[...]

cat argocd.yaml \
    | sed -e "s@repoURL: .*@repoURL: https://github.com/$GH_ORG/komodor-demo@g" \
    | tee argocd.yaml

kubectl apply --filename argocd.yaml

echo "http://argo-cd.$INGRESS_HOST.nip.io"

# Open it in a browser
# User `admin`, password `admin123`

kubectl create namespace production

#############################
# Komodor Sign-Up And Setup #
#############################

# Get a free trial from https://komodor.com

#####################################
# Deploying A Demo App With Argo CD #
#####################################

cat devops-toolkit.yaml

cp devops-toolkit.yaml apps/.

git add .

git commit -m "dot"

git push

#######################################
# Observing New Releases With Komodor #
#######################################

# Change the image tag in `apps/devops-toolkit.yaml` to `3.0.0`

git add .

git commit -m "dot 3.0.0"

git push

#######################################
# Troubleshooting Issues With Komodor #
#######################################

# Change the image tag in `apps/devops-toolkit.yaml` to `9.9.9`

git add .

git commit -m "dot 9.9.9"

git push

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

rm apps/*.yaml

git add .

git commit -m "Destroy"

git push

# Delete or reset the cluster