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-rw-r--r--terraform/iam.tf17
-rw-r--r--terraform/lambda.tf73
2 files changed, 52 insertions, 38 deletions
diff --git a/terraform/iam.tf b/terraform/iam.tf
index 0e5fa6d..7585ff8 100644
--- a/terraform/iam.tf
+++ b/terraform/iam.tf
@@ -28,17 +28,19 @@ resource "aws_iam_role" "multi_service_role" {
########################################################################
# S3 SETUP
# Description: allows allows retention/tagging/access control settings
-# Lambda IAM Policy for S3 Write
+# Lambda IAM Policy for S3
########################################################################
# S3 DEFINE POLICY
data "aws_iam_policy_document" "s3_data_policy_doc" {
statement {
+ effect = "Allow"
actions = [
"s3:PutObject",
"s3:PutObjectRetention",
"s3:PutObjectTagging",
- "s3:PutObjectAcl"
+ "s3:PutObjectAcl",
+ "s3:ListObjects"
]
resources = [
"${aws_s3_bucket.extract_bucket.arn}/*",
@@ -46,6 +48,17 @@ data "aws_iam_policy_document" "s3_data_policy_doc" {
"${aws_s3_bucket.lambda_code_bucket.arn}/*",
]
}
+
+ statement {
+ effect = "Allow"
+ actions = [
+ "s3:ListBuckets",
+ "s3:ListAllMyBuckets"
+ ]
+ resources = [
+ "arn:aws:s3:::*",
+ ]
+ }
}
diff --git a/terraform/lambda.tf b/terraform/lambda.tf
index 67fd6eb..72aae04 100644
--- a/terraform/lambda.tf
+++ b/terraform/lambda.tf
@@ -12,12 +12,14 @@ resource "aws_s3_object" "extract_lambda_code" {
}
resource "aws_lambda_function" "extract_lambda" {
- function_name = var.extract_lambda_name
- s3_bucket = aws_s3_bucket.lambda_code_bucket.bucket
- s3_key = aws_s3_object.extract_lambda_code.key
- role = aws_iam_role.multi_service_role.arn
- handler = "extract_lambda.extract"
- runtime = "python3.11"
+ function_name = var.extract_lambda_name
+ s3_bucket = aws_s3_bucket.lambda_code_bucket.bucket
+ s3_key = aws_s3_object.extract_lambda_code.key
+ layers = [aws_lambda_layer_version.lambda_layer.arn]
+ role = aws_iam_role.multi_service_role.arn
+ handler = "extract_lambda.lambda_handler"
+ runtime = "python3.11"
+ source_code_hash = data.archive_file.extract_lambda_zip.output_base64sha256
lifecycle {
create_before_destroy = true
@@ -40,12 +42,14 @@ resource "aws_s3_object" "transform_lambda_code" {
}
resource "aws_lambda_function" "transform_lambda" {
- function_name = var.transform_lambda_name
- s3_bucket = aws_s3_bucket.lambda_code_bucket.bucket
- s3_key = aws_s3_object.transform_lambda_code.key
- role = aws_iam_role.multi_service_role.arn
- handler = "transform_lambda.transform"
- runtime = "python3.11"
+ function_name = var.transform_lambda_name
+ s3_bucket = aws_s3_bucket.lambda_code_bucket.bucket
+ s3_key = aws_s3_object.transform_lambda_code.key
+ layers = [aws_lambda_layer_version.lambda_layer.arn]
+ role = aws_iam_role.multi_service_role.arn
+ handler = "transform_lambda.lambda_handler"
+ runtime = "python3.11"
+ source_code_hash = data.archive_file.transform_lambda_zip.output_base64sha256
lifecycle {
create_before_destroy = true
@@ -68,12 +72,14 @@ resource "aws_s3_object" "load_lambda_code" {
}
resource "aws_lambda_function" "load_lambda" {
- function_name = var.load_lambda_name
- s3_bucket = aws_s3_bucket.lambda_code_bucket.bucket
- s3_key = aws_s3_object.load_lambda_code.key
- role = aws_iam_role.multi_service_role.arn
- handler = "load_lambda.load"
- runtime = "python3.11"
+ function_name = var.load_lambda_name
+ s3_bucket = aws_s3_bucket.lambda_code_bucket.bucket
+ s3_key = aws_s3_object.load_lambda_code.key
+ layers = [aws_lambda_layer_version.lambda_layer.arn]
+ role = aws_iam_role.multi_service_role.arn
+ handler = "load_lambda.lambda_handler"
+ runtime = "python3.11"
+ source_code_hash = data.archive_file.load_lambda_zip.output_base64sha256
lifecycle {
create_before_destroy = true
@@ -82,37 +88,32 @@ resource "aws_lambda_function" "load_lambda" {
depends_on = [aws_s3_object.load_lambda_code]
}
+# Lambda Layer Specification
locals {
- layer_dir = "${path.module}/.."
- requirements = "${path.module}/../requirements.txt"
- layer_zip = "${path.module}/../layer.zip"
+ layer_dir = "../"
+ layer_zip = "layer.zip"
+ layer_name = "lambda_layer"
+ script_dir = "../scripts"
}
resource "null_resource" "prepare_layer" {
- triggers = {
- requirements_hash = filesha1(local.requirements)
- }
provisioner "local-exec" {
- command = <<EOT
- mkdir -p ${local.layer_dir}/python/lib/python3.11/site-packages/
- pip install -r ${local.requirements} -t ${local.layer_dir}/python/lib/python3.11/site-packages/
- cd ${local.layer_dir} && zip -r ${local.layer_zip} .
- EOT
+ command = "bash ${local.script_dir}/make_layer_zip.sh"
}
}
-resource "aws_s3_object" "layer_zip" {
- bucket = aws_s3_bucket.lambda_code_bucket.bucket
- key = "layer.zip"
- source = local.layer_zip
+resource "aws_s3_object" "lambda_layer_zip" {
+ bucket = aws_s3_bucket.lambda_code_bucket.id #bucket instead of id
+ key = "${local.layer_name}/${local.layer_zip}"
+ source = "${local.layer_dir}/${local.layer_zip}"
depends_on = [null_resource.prepare_layer]
}
resource "aws_lambda_layer_version" "lambda_layer" {
- layer_name = "lambda_layer"
+ layer_name = local.layer_name
compatible_runtimes = ["python3.11"]
s3_bucket = aws_s3_bucket.lambda_code_bucket.bucket
- s3_key = aws_s3_object.layer_zip.key
+ s3_key = aws_s3_object.lambda_layer_zip.key
skip_destroy = true
- depends_on = [aws_s3_object.layer_zip]
+ depends_on = [aws_s3_object.lambda_layer_zip]
}
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