youyo / terraform-aws-lambda-settings

Terraform module which creates Lambda resources on AWS.

AWS Lambda Terraform module

Terraform module which creates Lambda resources on AWS.
Not deploy function code, and configure other settings.

How do you deploy your code?
I use lambroll.
https://github.com/fujiwara/lambroll

Requiirements

• Terraform version > 0.12

Basic Usage

module "lambda-settings" {
  source = "youyo/lambda-settings/aws"

  name    = "my-function"
  handler = "lambda_function.lambda_handler"
  runtime = "python3.8"

  tags = {
    Terraform   = "true"
    Environment = "dev"
  }
}

Examples

• Custom IAM Role policy

module "lambda-settings" {
  source = "youyo/lambda-settings/aws"

  role_policy = data.aws_iam_policy_document.this.json
}

data "aws_iam_policy_document" "this" {
  statement {
    actions = [
      "logs:CreateLogGroup",
      "logs:CreateLogStream",
      "logs:PutLogEvents"
    ]
    resources = ["*"]
  }

  statement {
    actions = [
      "s3:*"
    ]
    resources = ["*"]
  }
}

• Invoke from SNS

module "lambda-settings" {
  source = "youyo/lambda-settings/aws"

  add_sns_permission = true
  sns_topic_arn      = aws_sns_topic.default.arn
}

resource "aws_sns_topic" "default" {}

resource "aws_sns_topic_subscription" "lambda" {
  topic_arn = aws_sns_topic.default.arn
  protocol  = "lambda"
  endpoint  = module.lambda-settings.lambda_arn
}