ec2 code deploy

To successfully deploy to EC2 using CodeDeploy with CDK, you need to ensure several key components are properly configured:

EC2 Stack Requirements:

1. IAM Role: Create an IAM role for your EC2 instance with permissions for CodeDeploy and S3 access
2. CodeDeploy Agent: Install the CodeDeploy agent on your EC2 instance using user data script
3. Instance Tags: Tag your EC2 instances so CodeDeploy can identify deployment targets

CodeDeploy Stack Requirements:

1. ServerApplication: Create a CodeDeploy application
2. ServerDeploymentGroup: Create a deployment group that targets your EC2 instances using tags
3. Instance Tag Matching: Use ec2InstanceTags with InstanceTagSet to specify which instances to deploy to

Here's the key configuration:

// Create CodeDeploy Application
const deployApplication = new ServerApplication(this, "deploy_application", {
applicationName: 'my-application'
});

// Create Deployment Group with instance tags
const serverDeploymentGroup = new ServerDeploymentGroup(this, 'DeployGroup', {
application: deployApplication,
deploymentGroupName: 'MyDeploymentGroup',
installAgent: true,
ec2InstanceTags: new InstanceTagSet({
'application-name': ['my-app'],
'stage': ['prod']
})
});

// Use in CodePipeline
const deployAction = new CodeDeployServerDeployAction({
actionName: 'Deploy',
input: buildOutput,
deploymentGroup: serverDeploymentGroup,
});

The "CodeDeploy agent was not able to receive the lifecycle event" error typically occurs when:

• The CodeDeploy agent is not installed or running on the EC2 instance
• The EC2 instance doesn't have the proper IAM role with CodeDeploy permissions
• The instance tags don't match the deployment group configuration
• Network connectivity issues prevent the agent from communicating with CodeDeploy

Make sure your EC2 user data includes commands to install and start the CodeDeploy agent, and verify the instance has the correct tags and IAM role attached.
Sources
Community | Bootstrapping an Amazon EC2 Instance Using User-data to Run a Python Web App
aws-cdk-lib.aws_codepipeline_actions module · AWS CDK