cloudwatch-events-to-buildkite

cloudwatch-events-to-buildkite

Amazon CloudWatch Events to BuildKite trigger function for AWS Lambda.

Setup

Function configuration

Add the function code to AWS Lambda with the following configuration options:

Key	Value
Runtime	Node.js 10.x
Handler	index.handler
Role	AWSLambdaBasicExecutionRole
Memory	128 (MB)
Timeout	3 sec
KMS key	aws/lambda

Environment variables

Set the following required environment variables for the Lambda function:

Key	Value
token	AWS KMS encrypted access token.
organization	BuildKite organization slug.

Set the following optional environment variables for the Lambda function:

Key	Value
pipeline	BuildKite pipeline slug (used if event.pipeline is empty).
branch	Git branch to build (default: master).
message	Build message (default: :robot_face: scheduled build).

Trigger configuration

1. In the Amazon CloudWatch Events => Rules section, click on Create rule.
2. Choose Schedule as event source.
3. Select the created Lambda function as target.
4. Click on Configure input and select Constant (JSON text).
5. Enter the desired event data as JSON object, e.g. {"pipeline":"example"}.
6. Click on Configure details and enter a name and description.
7. Save the rule via Create rule.

The event data is sent as POST data to the BuildKite API.
In addition, the event data supports a pipeline property that overrides a configured environment variable.

The required request body properties are set to the following default values if not provided via event data:

Key	Value
commit	HEAD
branch	master
message	:robot_face: scheduled build

License

Released under the MIT license.

Author

Sebastian Tschan