AWS ECS Deployment example

thombergs · thombergs · commit 9904d7206e43 · 2020-07-12T20:21:43.000+10:00
diff --git a/aws/cloudformation/ecs-zero-downtime-deployment/README.md b/aws/cloudformation/ecs-zero-downtime-deployment/README.md
@@ -1,8 +1,8 @@
 # Overview
 
-![ECS in two public subnets](ecs-in-two-public-subnets.svg)
+![ECS Zero Downtime Deployment](ecs-in-two-public-subnets.svg)
 
 # Companion Blog Post
 
-[The AWS Journey Part 2: Deploying a Docker image from the Command Line with CloudFormation](https://reflectoring.io/aws-cloudformation-deploy-docker-image/)
+[The AWS Journey Part 4: Zero-Downtime Deployment with CloudFormation and ECS](https://reflectoring.io/aws-cloudformation-ecs-deployment/)
 
diff --git a/aws/cloudformation/ecs-zero-downtime-deployment/create-change-set.sh b/aws/cloudformation/ecs-zero-downtime-deployment/create-change-set.sh
@@ -0,0 +1,18 @@
+# Turning off the AWS pager so that the CLI doesn't open an editor for each command result
+export AWS_PAGER=""
+
+aws cloudformation create-change-set \
+  --change-set-name update-reflectoring-ecs-zero-downtime-deployment-service \
+  --stack-name reflectoring-ecs-zero-downtime-deployment-service \
+  --use-previous-template \
+  --parameters \
+      ParameterKey=StackName,ParameterValue=reflectoring-ecs-zero-downtime-deployment-network \
+      ParameterKey=ServiceName,ParameterValue=reflectoring-hello-world \
+      ParameterKey=ImageUrl,ParameterValue=docker.io/reflectoring/aws-hello-world:v4 \
+      ParameterKey=ContainerPort,ParameterValue=8080 \
+      ParameterKey=HealthCheckPath,ParameterValue=/hello \
+      ParameterKey=HealthCheckIntervalSeconds,ParameterValue=90
+
+aws cloudformation describe-change-set \
+  --stack-name reflectoring-ecs-zero-downtime-deployment-service \
+  --change-set-name update-reflectoring-ecs-zero-downtime-deployment-service
diff --git a/aws/cloudformation/ecs-zero-downtime-deployment/create.sh b/aws/cloudformation/ecs-zero-downtime-deployment/create.sh
@@ -14,7 +14,7 @@ aws cloudformation create-stack \
   --parameters \
       ParameterKey=StackName,ParameterValue=reflectoring-ecs-zero-downtime-deployment-network \
       ParameterKey=ServiceName,ParameterValue=reflectoring-hello-world \
-      ParameterKey=ImageUrl,ParameterValue=docker.io/reflectoring/aws-hello-world:latest \
+      ParameterKey=ImageUrl,ParameterValue=docker.io/reflectoring/aws-hello-world:v3 \
       ParameterKey=ContainerPort,ParameterValue=8080 \
       ParameterKey=HealthCheckPath,ParameterValue=/hello \
       ParameterKey=HealthCheckIntervalSeconds,ParameterValue=90
diff --git a/aws/cloudformation/ecs-zero-downtime-deployment/delete.sh b/aws/cloudformation/ecs-zero-downtime-deployment/delete.sh
diff --git a/aws/cloudformation/ecs-zero-downtime-deployment/execute-change-set.sh b/aws/cloudformation/ecs-zero-downtime-deployment/execute-change-set.sh
@@ -0,0 +1,8 @@
+# Turning off the AWS pager so that the CLI doesn't open an editor for each command result
+export AWS_PAGER=""
+
+aws cloudformation execute-change-set \
+  --stack-name reflectoring-ecs-zero-downtime-deployment-service \
+  --change-set-name update-reflectoring-ecs-zero-downtime-deployment-service
+
+aws cloudformation wait stack-update-complete --stack-name reflectoring-ecs-zero-downtime-deployment-service
diff --git a/aws/cloudformation/ecs-zero-downtime-deployment/service.yml b/aws/cloudformation/ecs-zero-downtime-deployment/service.yml
@@ -100,7 +100,7 @@ Resources:
           Memory: !Ref 'ContainerMemory'
           Image: !Ref 'ImageUrl'
           PortMappings:
-            - ContainerPort: !Ref 'ContainerPort' serve
+            - ContainerPort: !Ref 'ContainerPort'
           LogConfiguration:
             LogDriver: 'awslogs'
             Options:
diff --git a/aws/cloudformation/ecs-zero-downtime-deployment/update.sh b/aws/cloudformation/ecs-zero-downtime-deployment/update.sh
@@ -0,0 +1,17 @@
+# Turning off the AWS pager so that the CLI doesn't open an editor for each command result
+export AWS_PAGER=""
+
+IMAGE_URL=$1
+
+aws cloudformation update-stack \
+  --stack-name reflectoring-ecs-zero-downtime-deployment-service \
+  --use-previous-template \
+  --parameters \
+      ParameterKey=StackName,ParameterValue=reflectoring-ecs-zero-downtime-deployment-network \
+      ParameterKey=ServiceName,ParameterValue=reflectoring-hello-world \
+      ParameterKey=ImageUrl,ParameterValue=$IMAGE_URL \
+      ParameterKey=ContainerPort,ParameterValue=8080 \
+      ParameterKey=HealthCheckPath,ParameterValue=/hello \
+      ParameterKey=HealthCheckIntervalSeconds,ParameterValue=90
+
+aws cloudformation wait stack-update-complete --stack-name reflectoring-ecs-zero-downtime-deployment-service
