cloudformation

AWS Advent has started: Deploy your AWS Infrastructure Continuously

AWS Advent has started: Deploy your AWS Infrastructure Continuously

AWS Advent is a yearly exploration of AWS in 24 parts contributed by volunteers from the AWS community. Follow @AWSAdvent and get inspired on a daily basis. I open this year’s AWS Advent with a post on Deploy your AWS Infrastructure Continuously Conti...

A pattern for Continuously Deployed, Immutable and Stateful applications on AWS

A pattern for Continuously Deployed, Immutable and Stateful applications on AWS

If you are faced with the challenge of running a stateful application on AWS, you will recognize that many building blocks no longer work as before. Usually I preach my clients stateless systems. Stateless means that that state is managed by another sy...

AWS CloudFormation Update Evaluation - YAML, Cross-Stack References, Simplified Substitution

In mid-September, AWS released a big update to CloudFormation. The update contained: YAML Support – You can now write your CloudFormation templates in YAML. Cross Stack References – You can now export values from one stack and use them in another. Simplified Substitution – You can more easily embed variables in strings. After one month of using the new features, I want to share my learnings with you. YAML SupportDuring the last 4 weeks I discovered three main advantages of using YAML over JSON to descr...

New CloudFormation Template - Authentication Proxy using your GitHub Organization and YAML

New CloudFormation Template - Authentication Proxy using your GitHub Organization and YAML

We released one new CloudFormation template and updated all of our templates to make use of the new YAML format, cross-stack references, and simplified substitution. It was never easier to use our templates: cross-stack references are used to link depen...

New CloudFormation Templates - VPC bastion host, Jenkins, Security AWS Config

New CloudFormation Templates - VPC bastion host, Jenkins, Security AWS Config

We released four new CloudFormation templates and updated the other templates to work together with the new SSH bastion host. Using our Infrastructure as Code templates will help you to bootstrap common setups on Amazon Web Services (AWS) within minutes...

Pitfall: ACM Certificate with CloudFormation

Good news, CloudFormation added support for AWS Certificate Manager recently. Creating a CloudFront distribution which is using an ACM certificate is finally possible with CloudFromation as well. The following listing shows the definition of an ACM certificate as well as its usage within a CloudFront distribution. "Certificate" : { "Type": "AWS::CertificateManager::Certificate", "Properties": { "DomainName": "example.com", "DomainValidationOptions": [{ "DomainName": "example.c...

Reference API Gateway Models in CloudFormation

API Gateway Models are defined using JSON Schema. You can reference a Model inside another Model using the $ref field. If you are familiar with the OpenAPI Specification fka Swagger, you may have seen something like this: { "$ref": "#/definitions/User"} To make model references work with API Gateway, you need to provide an absolute reference that is predefined by AWS: https://apigateway.amazonaws.com/restapis/$ApiId/models/$ModelName Let’s translate this to a CloudFormation template: { "...

Jenkins Templates for AWS CloudFormation

This page has moved to GitHub: https://github.com/widdix/aws-cf-templates/tree/master/jenkins

API Gateway Custom Authorization with Lambda, DynamoDB and CloudFormation

API Gateway Custom Authorization with Lambda, DynamoDB and CloudFormation

API Gateway provides an HTTP API endpoint that is fully configurable. You define the HTTP resources (like /user), the HTTP methods on that resources (like POST, GET, DELETE, …) and the integration (e.g. Lambda function) that should be called to process ...

Your AWS Account is a mess? Learn how to fix it!

Your AWS Account is a mess? Learn how to fix it!

Have you no wildcard ec2:* in your IAM policies? Your Security Group rules are as strict as possible? Your S3 Bucket Access Policies only contain rules you know? You know about every single resource that runs in your account? If so, stop reading and ple...


marbot

Are you part of a highly motivated DevOps team? Use marbot, a friendly chatbot, to forward all kind of alerts from your AWS infrastructure to Slack. Alerts are escalated across your team automatically allowing you to focus on your daily work.

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