progressive.sh

# Source: https://gist.github.com/8b4d3350bb42d5d2b82f1b11786767c2

####################################################################################################################
# Combining Progressive Delivery With GitOps and Continuous Delivery Through Argo CD, Argo Rollouts, and Codefresh #
####################################################################################################################

#########################
# Setting Up Production #
#########################

open https://github.com/vfarcic/argocd-production

# Fork it

# Replace `[...]` with your GitHub organization
export GH_ORG=[...]

git clone \
    https://github.com/$GH_ORG/argocd-production.git

cd argocd-production

git remote add upstream \
    https://github.com/vfarcic/argocd-production.git

git fetch upstream

git merge upstream/master

kubectl apply --filename project.yaml

cp orig/prometheus.yaml \
    helm/templates/.

cat helm/templates/prometheus.yaml

cp orig/argo-rollouts.yaml \
    helm/templates/.

cat helm/templates/argo-rollouts.yaml

cat orig/devops-toolkit-rollouts.yaml \
    | sed -e \
    "s@devopstoolkitseries.com@devops-toolkit.$ISTIO_HOST.xip.io@g" \
    | tee helm/templates/devops-toolkit.yaml

cat orig/apps.yaml \
    | sed -e "s@vfarcic@$GH_ORG@g" \
    | tee apps.yaml

git add .

git commit -m "Initial commit"

git push

kubectl apply --filename apps.yaml

ARGOCD_ADDR=$(kubectl \
    --namespace argocd \
    get ingress argocd-server \
    --output jsonpath="{.spec.rules[0].host}")

open http://$ARGOCD_ADDR

cd ..

############################
# Defining The Application #
############################

open https://github.com/vfarcic/devops-toolkit.git

# Fork it

git clone https://github.com/$GH_ORG/devops-toolkit.git

cd devops-toolkit

git remote add upstream \
    https://github.com/vfarcic/devops-toolkit.git

git fetch upstream

git merge upstream/master

cat orig/production-rollouts.yaml \
    | sed -e \
    "s@devopstoolkitseries.com@devops-toolkit.$ISTIO_HOST.xip.io@g" \
    | tee production.yaml

#########################
# Creating The Pipeline #
#########################

codefresh get contexts

# Replace `[...]` with the `git.github` context. Create it if there isn't one
export CF_GIT_CONTEXT=[...]

cat codefresh/codefresh-master.yml \
    | sed -e "s@repo: vfarcic@repo: $GH_ORG@g" \
    | sed -e "s@context: github@context: $CF_GIT_CONTEXT@g" \
    | sed -e "s@git: github@git: $CF_GIT_CONTEXT@g" \
    | tee codefresh-master.yml

git add .

git commit -m "Progressive"

git push

codefresh create pipeline \
    -f codefresh-master.yml

open https://g.codefresh.io/pipelines/edit/workflow?pipeline=devops-toolkit-master

####################################
# Exploring The Initial Deployment #
####################################

cat helm/templates/rollout.yaml

cat helm/values.yaml

kubectl argo rollouts \
    --namespace production \
    get rollout devops-toolkit-devops-toolkit

echo $ISTIO_HOST

# Open a second terminal session

# Replace `[...]` with the IP of the Istio Gateway Service
export ISTIO_HOST=[...]

while true; do
    curl -I http://devops-toolkit.$ISTIO_HOST.xip.io/this-does-not-exist
    sleep 1
done

# Go back to the first terminal session

echo "Will it roll back?" \
    | tee README.md

git add .

git commit -m "A silly change"

git push

open https://g.codefresh.io/builds2

open https://github.com/$GH_ORG/argocd-production/pulls

kubectl argo rollouts \
    --namespace production \
    get rollout devops-toolkit-devops-toolkit \
    --watch

# Go to the second terminal session

############################
# Rolling Forward Releases #
############################

while true; do
    curl -I http://devops-toolkit.$ISTIO_HOST.xip.io
    sleep 1
done

# Go to the first terminal session

echo "Will it roll forward?" \
    | tee README.md

git add .

git commit -m "A silly change"

git push

open https://github.com/$GH_ORG/argocd-production/pulls

kubectl argo rollouts \
    --namespace production \
    get rollout devops-toolkit-devops-toolkit \
    --watch

########################
# Cleaning Up The Mess #
########################

# Make sure that you are in the first terminal session

cd ..

codefresh delete pipeline \
    devops-toolkit-master

cd argocd-production

gh repo view --web

# Delete the repo

cd ..

cd devops-toolkit

gh repo view --web

# Delete the repo

cd ..

rm -rf argocd-production \
    devops-toolkit