Google Kubernetes Engine (GKE) Rails deploy script

gke_deploy.sh

# gke_deploy.sh

# Make sure we're in the right project and authenticated
gcloud config set project your-project
# Needed this on first run https://github.com/kubernetes/kubernetes/issues/30617
# gcloud config set container/use_client_certificate True

# Regional cheaper than zonal and acceptable for staging
gcloud container clusters get-credentials staging \
  --zone northamerica-northeast1-a --project your-project

export TAG=`git rev-parse --short HEAD`
export IMAGE=gcr.io/your-project/your-app
export ARTIFACT=${IMAGE}:${TAG}
printf "ARTIFACT: ${ARTIFACT}\n"

# build container
docker build -t $IMAGE -f Dockerfile .
# tag container version
docker tag $IMAGE $ARTIFACT
# also tag latest in case we push ENV change
docker tag $IMAGE ${IMAGE}:latest
# push both to google container registry
docker push $ARTIFACT
docker push ${IMAGE}:latest

# First time setup only
# Set up the Deployment and Service create new ones
# kubectl apply -f kube/cable-deployment.yaml,\
#   kube/cable-service.yaml,\
#   kube/sidekiq-deployment.yaml,\
#   kube/rails-cloudsqlproxy-deployment.yaml,\
#   kube/redis-master-deployment.yaml,\
#   kube/redis-master-service.yaml,\
#   web-ingress.yaml,\
#   web-service.yaml

# Credentials for CloudSQL Proxy (create a GCP credentials file for your service account)
# kubectl create secret generic cloudsql-instance-credentials \
#                         --from-file=credentials.json=./private/your-project-xxxxxxxx.json

# Cert and TLS
# kubectl create secret tls gkecert --key ./private/example.key --cert ./private/example.crt

# Create the ingress
# kubectl apply -f kube/web-ingress.yaml
# kubectl describe ing gke-ingress

# ROLLOUT -------------------------------------------------------------------- BEGIN
# Web, Cable, Sidekiq rollout
kubectl set image deployment your-app rails=$ARTIFACT --record
kubectl set image deployment cable cable=$ARTIFACT --record
kubectl set image deployment sidekiq sidekiq=$ARTIFACT --record
kubectl rollout status deployment your-app
kubectl rollout status deployment cable
kubectl rollout status deployment sidekiq

# curl --retry 10 --retry-delay 10 -v https://xx.xxx.xxx.xx -k
# ROLLOUT -------------------------------------------------------------------- END

kubectl get pods