Go lambda

README.md

AWS Lambda (Go)

directory layout

.
├── event.json
├── main.go
└── template.yml

main.go

package main

import (
	"github.com/aws/aws-lambda-go/lambda"
)

func hello() (string, error) {
	return "Hello ƛ!", nil
}

func main() {
	// Make the handler available for Remote Procedure Call by AWS Lambda
	lambda.Start(hello)
}

template.yml

AWSTemplateFormatVersion : '2010-09-09'
Transform: AWS::Serverless-2016-10-31

Description: An example lambda which is written by Golang
Resources:
  ExampleAPI:
    Type: AWS::Serverless::Function
    Properties:
      Runtime: go1.x
      Handler: main

Run

$ GOOS=linux GOARCH=amd64 go build -o main main.go
$ echo '{}' > event.json
$ sam local invoke -e event.js

Reference

1. aws/aws-lambda-go
2. cpliakas/aws-sam-golang-example
3. Lambda Function Handler (Go)