golang-lambda

golambda.sh

mkdir helloworld
cd !$

go get github.com/aws/aws-lambda-go/lambda

GOOS=linux go build -o helloworld

aws iam create-role --role-name lambda-basic-execution 
    --assume-role-policy-document file://lambda-trust-policy.json
    
aws iam attach-role-policy --role-name lambda-basic-execution 
    --policy-arn arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole
    
    
aws lambda create-function \
--function-name helloworld_go \
--zip-file fileb://helloworld.zip \
--handler helloworld \
--runtime go1.x \
--role "<ROLE_ARN>"


aws lambda invoke \
--function-name helloworld_go \
--invocation-type "RequestResponse" \
response.txt

helloworld.go

package main

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

func HandleRequest() (string, error) {
	return "Hello from Go !", nil
}

func main() {
	lambda.Start(HandleRequest)
}

lambda-trust-policy.json

{
	"Version": "2012-10-17",
	"Statement": {
  		"Effect": "Allow",
  		"Principal": {
    		"Service": "lambda.amazonaws.com"
  		},
  		"Action": "sts:AssumeRole"
	}
}