log retention days (#30)

Author: mwirikia

terraform/api_gateway/cloudwatch.tf

@@ -2,7 +2,7 @@
 # Create CloudWatch Log Group for API Gateway
 resource "aws_cloudwatch_log_group" "api_gateway" {
   name              = "/aws/apigateway/${var.domain}-${var.service_subdomain}"
-  retention_in_days = 30
+  retention_in_days = var.log_retention_days
 
   tags = {
     Project       = var.project_tag

terraform/api_gateway/variables.tf

@@ -65,4 +65,10 @@ variable "stage_name" {
   description = "Stage name for API Gateway deployment (e.g., dev, prod)"
   type        = string
   default     = "dev"
+}
+
+variable "log_retention_days" {
+  description = "Log retention days"
+  type        = number
+  default     = 365
 }

terraform/lambda/main.tf

@@ -181,4 +181,13 @@ resource "aws_iam_role_policy_attachment" "lambda_vpc_access" {
   role       = aws_iam_role.lambda_execution_role.name
   policy_arn = "arn:aws:iam::aws:policy/service-role/AWSLambdaVPCAccessExecutionRole"
   depends_on = [aws_iam_role.lambda_execution_role]
-} 
+} 
+
+# CloudWatch log group for the Lambda
+resource "aws_cloudwatch_log_group" "lambda_log_group" {
+  name              = "/aws/lambda/${var.domain}-${var.service_subdomain}-lambda"
+  retention_in_days = var.log_retention_days
+  tags = {
+    Name      = "${var.domain}-${var.service_subdomain}-lambda-log-group"
+  }
+}

terraform/lambda/variables.tf

@@ -59,4 +59,10 @@ variable "business_owner_tag" {
   description = "Business Owner"
   type        = string
   default     = "DST"
+}
+
+variable "log_retention_days" {
+  description = "Log retention days"
+  type        = number
+  default     = 365
 }