109-devtron.sh

######################################################
# Devtron                                            #
# Kubernetes-Native User-Friendly CI, CD, and GitOps #
# https://youtu.be/ZKcfZC-zSMM                       #
######################################################

# Referenced videos:
# - Argo CD - Applying GitOps Principles To Manage Production Environment In Kubernetes: https://youtu.be/vpWQeoaiRM4
# - Argo Workflows and Pipelines - CI/CD, Machine Learning, and Other Kubernetes Workflows: https://youtu.be/UMaivwrAyTA
# - Argo Events - Event-Based Dependency Manager for Kubernetes: https://youtu.be/sUPkGChvD54
# - Argo Rollouts - Canary Deployments Made Easy In Kubernetes: https://youtu.be/84Ky0aPbHvY
# - GitHub CLI - How to manage repositories more efficiently: https://youtu.be/BII6ZY2Rnlc

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

# Create a Kubernetes cluster

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

cd devtron-demo

helm repo add devtron https://helm.devtron.ai

helm repo update

helm show values devtron/devtron-operator

helm upgrade --install \
    devtron devtron/devtron-operator \
    --namespace devtroncd \
    --create-namespace \
    --wait

kubectl --namespace devtroncd \
    get installers installer-devtron \
    --output jsonpath='{.status.sync.status}'

# Wait until the output is `Applied`

#################
# What's inside #
#################

kubectl get namespaces

kubectl --namespace devtroncd get pods

#################
# Devtron setup #
#################

# If NOT EKS
export DEVTRON_IP=$(kubectl --namespace devtroncd \
    get service devtron-service \
    --output jsonpath="{.status.loadBalancer.ingress[0].ip}")

# If EKS
export DEVTRON_IP=$(kubectl --namespace devtroncd \
    get service devtron-service \
    --output jsonpath="{.status.loadBalancer.ingress[0].hostname}")

echo "http://$DEVTRON_IP"

# Open it in a browser

echo $(kubectl --namespace devtroncd \
    get secret devtron-secret \
    --output jsonpath="{.data.ACD_PASSWORD}" \
    | base64 -d)

#########################
# Deploying Helm charts #
#########################

kubectl --namespace devtroncd get applications

kubectl --namespace devtroncd \
    get application --output yaml

# Open the address from the `spec.source.repoURL` field.

# Delete the chart

########################
# Running the pipeline #
########################

echo "This is a test" | tee README.md

git add .

git commit -m "A silly change"

git push

kubectl --namespace staging get all,ingresses

# Install Ingress (e.g., NGINX Ingress) following the instructions for your Kubernetes platform.

echo "This is a test 2" | tee README.md

git add .

git commit -m "Another silly change"

git push

kubectl --namespace staging get all,ingresses

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

# Destroy the cluster