84-tekton-vs-argo-workflows.sh

# Source: https://gist.github.com/f11e690295311d8d7dd53b5128bd6d3e

#####################################
# Tekton vs. Argo Workflows         #
# Kubernetes-Native CI/CD Pipelines #
# https://youtu.be/dAUpAq7hfeA      #
#####################################

# Referenced videos:
# - Tekton - Kubernetes Cloud-Native CI/CD Pipelines And Workflows: https://youtu.be/7mvrpxz_BfE
# - 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
# - Automation of Everything - How To Combine Argo Events, Workflows & Pipelines, CD, and Rollouts: https://youtu.be/XNXJtxkUKeY
# - Kustomize - How to Simplify Kubernetes Configuration Management: https://youtu.be/Twtbg6LFnAg
# - GitHub CLI - How to manage repositories more efficiently: https://youtu.be/BII6ZY2Rnlc
# - Kaniko - Building Container Images In Kubernetes Without Docker: https://youtu.be/EgwVQN6GNJg

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

# Create a k8s cluster

# Watch https://youtu.be/BII6ZY2Rnlc if you are not familiar with GitHub CLI

gh repo fork vfarcic/argo-workflows-vs-tekton-demo \
    --clone

cd argo-workflows-vs-tekton-demo

export REGISTRY_SERVER=https://index.docker.io/v1/

# Replace `[...]` with the registry username
export REGISTRY_USER=[...]

# Replace `[...]` with the registry password
export REGISTRY_PASS=[...]

# Replace `[...]` with the registry email
export REGISTRY_EMAIL=[...]

cat argo-workflows-pipeline.yaml \
    | sed -e "s@vfarcic/devops-toolkit@$REGISTRY_USER/devops-toolkit@g" \
    | tee argo-workflows-pipeline.yaml

cat tekton-pipeline.yaml \
    | sed -e "s@vfarcic/devops-toolkit@$REGISTRY_USER/devops-toolkit@g" \
    | tee tekton-pipeline.yaml

cat kustomize/base/deployment.yaml \
    | sed -e "s@vfarcic/devops-toolkit@$REGISTRY_USER/devops-toolkit@g" \
    | tee kustomize/base/deployment.yaml

git add .

git commit -m "Changed the registry user"

git push

kubectl create namespace staging

kubectl create namespace production

########################
# Setup Argo Workflows #
########################

# Watch https://youtu.be/Twtbg6LFnAg if you are not familiar with Kustomize

kustomize build \
    argo-workflows/overlays/production \
    | kubectl apply --filename -

# You might need to repeat the previous command if the output contains `unable to recognize` errors.

kubectl --namespace workflows \
    create secret \
    docker-registry regcred \
    --docker-server $REGISTRY_SERVER \
    --docker-username $REGISTRY_USER \
    --docker-password $REGISTRY_PASS \
    --docker-email $REGISTRY_EMAIL

################
# Setup Tekton #
################

kustomize build \
    tekton/overlays/production \
    | kubectl apply --filename -

# You might need to repeat the previous command if the output contains `unable to recognize` errors.

kubectl --namespace tekton-builds \
    create secret \
    docker-registry regcred \
    --docker-server $REGISTRY_SERVER \
    --docker-username $REGISTRY_USER \
    --docker-password $REGISTRY_PASS \
    --docker-email $REGISTRY_EMAIL

#############
# Templates #
#############

# Argo Workflows
cat argo-workflows/overlays/workflows/templates.yaml

# Tekton
cat tekton/overlays/builds/tasks.yaml

#############
# Pipelines #
#############

# Argo Workflows
cat argo-workflows-pipeline.yaml

# Tekton
cat tekton-pipeline.yaml

# Argo Workflows
argo --namespace workflows submit \
    argo-workflows-pipeline.yaml

# Tekton
kubectl apply \
    --filename tekton-pipeline.yaml

# Tekton
cat tekton-run.yaml

# Tekton
kubectl create --filename tekton-run.yaml

# Argo Workflows
argo --namespace workflows list

# Tekton
tkn --namespace tekton-builds \
    pipelinerun list

# Argo Workflows
argo --namespace workflows \
    get @latest

# Tekton
tkn --namespace tekton-builds \
    pipelinerun describe --last

# Argo Workflows
argo --namespace workflows \
    logs @latest --follow

# Tekton
tkn --namespace tekton-builds \
    pipelinerun logs --last --follow

##########
# Web UI #
##########

# Argo Workflows
argo server

# Tekton
kubectl --namespace tekton-pipelines \
    port-forward svc/tekton-dashboard \
    9097:9097