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<div class="main-body-div" id="main-box">
<div class="container-fluid">
<div class="row">
<div class="col-lg-12 col-xs-12">
<!-- Main Body Content -->
<h2 class="page-title bg-primary">ECS: CloudFormation </h2>
<!-- inner body -->
<div class="inner-body panel">
<h4 class="sub-heading">Introduction</h4>
<p>In this sublesson, we will walk through the CloudFormation template that deploys the application. We'll cover some of the basics of CloudFormation while reviewing the AWS resources that are provisioned as part of this solution. A link to the CloudFormation template is provided below.</p>
<ul class="edited-ul">
<li><a href="https://github.com/stelligent/devops-essentials/blob/master/samples/ecs/pipeline.yml" target="_blank">CloudFormation Template for Deploying to EC2 Container Service (ECS)</a></li>
</ul>
</div>
</div>
</div>
</div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">Parameters</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the <a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-iam-role.html" target="_blank">parameters</a> defined in this <a href="https://github.com/stelligent/devops-essentials/blob/master/samples/ecs/pipeline.yml#LL7-LL15">CloudFormation template</a>.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> RepositoryBranch:
Description: The name of the branch for the CodeCommit repo
Type: String
Default: main
AllowedPattern: "[\\x20-\\x7E]*"
ConstraintDescription: Can contain only ASCII characters.
EmailAddress:
Description: Email Address for sending SNS notifications for CodeCommit
Type: String</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">AWS::ECS::Cluster</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-sns-topic.html" target="_blank">AWS::ECS::Cluster</a></strong> defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> Cluster:
Type: AWS::ECS::Cluster
Properties:
ClusterName: !Ref AWS::StackName</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">AWS::ECR::Repository</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-sns-topic.html" target="_blank">AWS::ECR::Repository</a></strong> defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> Repository:
Type: AWS::ECR::Repository
DeletionPolicy: Delete</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">AWS::EC2::VPC</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-codepipeline-pipeline.html" target="_blank">AWS::EC2::VPC</a></strong> defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> VPC:
Type: AWS::EC2::VPC
Properties:
CidrBlock: !Ref VpcCIDR
Tags:
- Key: Name
Value: !Ref Name</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">AWS::EC2::Subnet</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-codepipeline-pipeline.html" target="_blank">AWS::EC2::Subnet</a></strong> defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> Subnet1:
Type: AWS::EC2::Subnet
Properties:
VpcId: !Ref VPC
AvailabilityZone: !Select [ 0, !GetAZs ]
MapPublicIpOnLaunch: true
CidrBlock: !Ref Subnet1CIDR
Tags:
- Key: Name
Value: !Sub ${Name} (Public)</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">AWS::ElasticLoadBalancingV2::LoadBalancer</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-codecommit-repository.html" target="_blank">AWS::ElasticLoadBalancingV2::LoadBalancer</a></strong> defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> LoadBalancer:
Type: AWS::ElasticLoadBalancingV2::LoadBalancer
Properties:
Subnets: !Ref Subnets
SecurityGroups:
- !Ref SecurityGroup</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">AWS::ElasticLoadBalancingV2::Listener</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-codebuild-project.html" target="_blank">AWS::ElasticLoadBalancingV2::Listener</a></strong> defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> LoadBalancerListener:
Type: AWS::ElasticLoadBalancingV2::Listener
Properties:
LoadBalancerArn: !Ref LoadBalancer
Port: 80
Protocol: HTTP
DefaultActions:
- Type: forward
TargetGroupArn: !Ref TargetGroup</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">AWS::ECS::Service</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-codedeploy-application.html" target="_blank">AWS::ECS::Service</a></strong> as defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> Service:
Type: AWS::ECS::Service
Properties:
Cluster: !Ref Cluster
Role: !Ref ECSServiceRole
DesiredCount: !Ref DesiredCount
TaskDefinition: !Ref TaskDefinition
LoadBalancers:
- ContainerName: simple-app
ContainerPort: 80
TargetGroupArn: !Ref TargetGroup</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">AWS::ECS::TaskDefinition</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-codedeploy-application.html" target="_blank">AWS::CodeDeploy::Application</a></strong> as defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html"> TaskDefinition:
Type: AWS::ECS::TaskDefinition
Properties:
Family: !Sub ${AWS::StackName}-simple-app
ContainerDefinitions:
- Name: simple-app
Image: !Sub ${AWS::AccountId}.dkr.ecr.${AWS::Region}.amazonaws.com/${Repository}:${Tag}
EntryPoint:
- /usr/sbin/apache2
- -D
- FOREGROUND
Essential: true
Memory: 128
MountPoints:
- SourceVolume: my-vol
ContainerPath: /var/www/my-vol
PortMappings:
- ContainerPort: 80
Environment:
- Name: Tag
Value: !Ref Tag
- Name: busybox
Image: busybox
EntryPoint:
- sh
- -c
Essential: false
Memory: 128
VolumesFrom:
- SourceContainer: simple-app
Command:
- /bin/sh -c "while true; do /bin/date > /var/www/my-vol/date; sleep 1; done"
Volumes:
- Name: my-vol</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>
<!-- container-fluid start here -->
<div class="container-fluid">
<div class="row">
<div class="col-xs-12 col-md-12">
<h4 class="bg-info secondary-header">CloudFormation Outputs</h4>
<div class="inner-body panel">
<ul class="ul-listed">
<li>Review the use of <strong><a href="http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/outputs-section-structure.html" target="_blank">CloudFormation Outputs</a></strong> defined in this CloudFormation template.
<!-- code block -->
<figure class="highlight">
<pre>
<code class="language-html" data-lang="html">Outputs:
SiteUrl:
Description: The sample service that is being continuously deployed.
Value: !GetAtt LoadBalancer.Outputs.ServiceUrl
PipelineUrl:
Description: The continuous deployment pipeline in the AWS Management Console.
Value: !GetAtt DeploymentPipeline.Outputs.PipelineUrl</code>
</pre>
</figure>
<!--code block ends here-->
</li>
</ul>
</div>
</div>
</div>
<!-- container-fluid ends here --> </div>