This gist contains code from the file lambda.tf which is part of the blog-photo-location-map repository.

blog-photo-location-map-lambda-01.tf

data "aws_iam_policy_document" "assume_role" {
  statement {
    effect = "Allow"

    principals {
      type        = "Service"
      identifiers = ["lambda.amazonaws.com"]
    }

    actions = ["sts:AssumeRole"]
  }
}