resource "random_string" "name" {

length = 4

special = false

upper = false

}

data "archive_file" "dir_hash_zip" {

type = "zip"

source_dir = "${var.source_code_path}/"

output_path = "${path.module}/dir_hash_zip"

}

resource "null_resource" "install_python_dependencies" {

triggers = {

requirements = sha1(file("${var.source_code_path}/requirements.txt"))

dir_hash = data.archive_file.dir_hash_zip.output_base64sha256

}

provisioner "local-exec" {

command = "bash ${path.module}/scripts/py_pkg.sh"

environment = {

source_code_path = var.source_code_path

path_cwd = path.cwd

path_module = path.module

runtime = var.runtime

function_name = var.function_name

lambda_pkg_dir = var.lambda_pkg_dir

}

}

}

data "archive_file" "lambda_zip" {

depends_on = ["null_resource.install_python_dependencies"]

type = "zip"

source_dir = "${path.cwd}/${var.lambda_pkg_dir}/"

output_path = var.output_path

}

resource "aws_lambda_function" "lambda" {

filename = var.output_path

description = var.description

source_code_hash = data.archive_file.lambda_zip.output_base64sha256

role = var.role_arn

function_name = var.function_name

handler = var.handler_name

runtime = var.runtime

timeout = var.timeout

memory_size = var.memory_size

vpc_config {

security_group_ids = var.security_group_ids

subnet_ids = var.subnet_ids

}

environment {

variables = var.environment

}

}