feat: use new module to build python package archive

lambda-layers/main.tf

@@ -1,51 +1,42 @@
-resource "aws_lambda_layer_version" "libraries" {
-  description = "Python3 requests library"
-  depends_on  = [data.archive_file.layer1]
-  filename    = "lambda-layer1.zip"
-  layer_name  = "Python3RequestsLibrary"
+/**
+* # lambda-layers
+*
+* Download python packages and create lambda layer
+*
+* ## Notes
+* Packages need to be placed under a python/ subdirectory.
+* See https://docs.aws.amazon.com/lambda/latest/dg/packaging-layers.html
+ */
 
-  compatible_runtimes = ["python3.12"]
+# build python package zip file
+module "lambda_archive" {
+  source = "../modules/compute/LambdaZipBuilder"
+
+  pip_packages         = "pandas numpy pytz openpyxl"
+  upload_archive_to_s3 = true
+  s3_bucket_name       = module.s3.bucket_name
+  pip_path             = "/my/work/xpk-git/venv314/bin/pip3"
 }
 
-data "archive_file" "layer1" {
-  source_dir  = "lambda-layer1"
-  type        = "zip"
-  output_path = "lambda-layer1.zip"
+# create lambda layer
+resource "aws_lambda_layer_version" "pandas" {
+  description         = "Python packages pandas numpy pytz openpyxl"
+  s3_bucket           = module.s3.bucket_name
+  s3_key              = module.lambda_archive.s3_object_key
+  source_code_hash    = module.lambda_archive.s3_object_hash
+  layer_name          = "py_packages"
+  compatible_runtimes = ["python3.13"]
 }
 
-data "archive_file" "function1" {
-  source_file = "function.py"
-  type        = "zip"
-  output_path = "function1.zip"
+# s3 bucket required for uploading python package zip
+module "s3" {
+  source                  = "../modules/storage/s3_bucket_2023"
+  bucket_name             = "lab-lambdalayer-${random_uuid.this.result}"
+  bucket_force_destroy    = true
+  enable_bucket_logging   = false
+  enable_bucket_lifecycle = false
+  enable_versioning       = false
+  enable_encryption       = true
 }
 
-resource "aws_lambda_function" "myFunction" {
-  description      = "Lambda layer test"
-  filename         = data.archive_file.function1.output_path
-  source_code_hash = data.archive_file.function1.output_base64sha256
-  function_name    = "TestFunction"
-  role             = aws_iam_role.lambda-role1.arn
-  handler          = "function.lambda_handler"
-  runtime          = "python3.12"
-  architectures    = ["arm64"]
-  layers           = [aws_lambda_layer_version.libraries.arn]
-}
-
-resource "aws_iam_role" "lambda-role1" {
-  name = "TestFunctionRole"
-  assume_role_policy = jsonencode(
-    {
-      "Version" : "2012-10-17",
-      "Statement" : [
-        {
-          "Effect" : "Allow",
-          "Principal" : {
-            "Service" : "lambda.amazonaws.com"
-          },
-          "Action" : "sts:AssumeRole"
-        }
-      ]
-    }
-  )
-  managed_policy_arns = ["arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole"]
-}
+resource "random_uuid" "this" {}