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Decomposed blue/green into stages

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This commit is contained in:
ebracho 2017-09-25 09:47:19 -07:00
parent 7ff8791b8d
commit 13607d2edc
2 changed files with 94 additions and 28 deletions
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46
Jenkinsfile vendored
View file

@ -154,7 +154,7 @@ pipeline {
}
}
stage('Blue/Green deploy to prod') {
stage('Blue/Green Prod Deploy') {
when {
branch 'master'
}
@ -169,7 +169,49 @@ pipeline {
file(credentialsId: 'petclinic-deploy-key', variable: 'DEPLOY_KEY_PATH')
]) {
script {
sh "TAG=${TAG} blue-green/blue-green-deploy"
sh "TAG=${TAG} blue-green/blue-green deploy"
}
}
}
}
stage('Blue/Green Prod Regression Test') {
when {
branch 'master'
}
agent {
dockerfile {
filename "blue-green/Dockerfile"
}
}
steps {
withCredentials([
usernamePassword(credentialsId: 'aws', usernameVariable: 'AWS_ACCESS_KEY_ID', passwordVariable: 'AWS_SECRET_ACCESS_KEY'),
file(credentialsId: 'petclinic-deploy-key', variable: 'DEPLOY_KEY_PATH')
]) {
script {
sh "TAG=${TAG} blue-green/blue-green test"
}
}
}
}
stage('Blue/Green Prod Toggle Load Balancer') {
when {
branch 'master'
}
agent {
dockerfile {
filename "blue-green/Dockerfile"
}
}
steps {
withCredentials([
usernamePassword(credentialsId: 'aws', usernameVariable: 'AWS_ACCESS_KEY_ID', passwordVariable: 'AWS_SECRET_ACCESS_KEY'),
file(credentialsId: 'petclinic-deploy-key', variable: 'DEPLOY_KEY_PATH')
]) {
script {
sh "TAG=${TAG} blue-green/blue-green toggle"
}
}
}

54
blue-green/blue-green-deploy → blue-green/blue-green
View file

@ -28,17 +28,6 @@
export AWS_DEFAULT_REGION='us-west-2'
deploy() {
FQDN="$1"
ssh -i ${DEPLOY_KEY_PATH} -o StrictHostKeyChecking=no ec2-user@${FQDN} "docker rm -f petclinic || true"
ssh -i ${DEPLOY_KEY_PATH} -o StrictHostKeyChecking=no ec2-user@${FQDN} "docker run -d -p 80:8080 --name petclinic ${IMAGE}:${TAG}"
}
smoke_test() {
FQDN="$1"
cd ./regression-suite && mvn clean -B test -DPETCLINIC_URL="${FQDN}" && cd -
}
LOAD_BALANCER_ARN=$(aws elbv2 describe-load-balancers --names prod-petclinic | jq -r '.LoadBalancers|.[0]|.LoadBalancerArn')
ATTACHED_LISTENER_ARN=$(aws elbv2 describe-listeners --load-balancer-arn "${LOAD_BALANCER_ARN}" | jq -r '.Listeners|.[0]|.ListenerArn')
ATTACHED_LISTENER_TARGET_GROUP_ARN=$(aws elbv2 describe-listeners --load-balancer-arn "${LOAD_BALANCER_ARN}" | jq -r '.Listeners|.[0]|.DefaultActions|.[0]|.TargetGroupArn')
@ -47,14 +36,29 @@ PRODB_TARGET_GROUP_ARN=$(aws elbv2 describe-target-groups --names prodb-petclini
if [[ "${ATTACHED_LISTENER_TARGET_GROUP_ARN}" == "${PRODA_TARGET_GROUP_ARN}" ]]; then
NEW_TARGET_GROUP_ARN=${PRODB_TARGET_GROUP_ARN}
deploy "prodb.petclinic.liatr.io"
smoke_test "http://prodb.petclinic.liatr.io/petclinic"
FQDN="prodb.petclinic.liatr.io"
else
NEW_TARGET_GROUP_ARN=${PRODA_TARGET_GROUP_ARN}
deploy "proda.petclinic.liatr.io"
smoke_test "http://proda.petclinic.liatr.io/petclinic"
FQDN="proda.petclinic.liatr.io"
fi
remote_exec() {
ssh -i ${DEPLOY_KEY_PATH} -o StrictHostKeyChecking=no ec2-user@${FQDN} "$1"
}
deploy() {
echo "Deploying ${IMAGE}:${TAG} to ${FQDN}"
remote_exec "docker rm -f petclinic || true"
remote_exec "docker run -d -p 80:8080 --name petclinic ${IMAGE}:${TAG}"
}
regr_test() {
echo "Running regression test suite on ${FQDN}/petclinic"
cd ./regression-suite && mvn clean -B test -DPETCLINIC_URL="http://${FQDN}/petclinic" && cd -
}
toggle_lb() {
echo "Toggling load balancer"
if [[ "${ATTACHED_LISTENER_ARN}" != "null" ]]; then
echo "Deleting previous listener: ${ATTACHED_LISTENER_ARN}"
aws elbv2 delete-listener --listener-arn "${ATTACHED_LISTENER_ARN}"
@ -66,3 +70,23 @@ aws elbv2 create-listener \
--protocol "HTTP" \
--port "80" \
--default-actions "Type=forward,TargetGroupArn=${NEW_TARGET_GROUP_ARN}"
}
ACTION=$1
case "$ACTION" in
deploy)
deploy
;;
test)
regr_test
;;
toggle)
toggle_lb
;;
"")
deploy; regr_test; toggle_lb;
;;
*)
echo "Unknown action $1. Exiting."
exit 1
esac