feat: adds default terraform tags (#181)

terraform/main.tf

@@ -4,12 +4,10 @@ module "archive" {
 
 module "dynamodb" {
   source   = "./modules/dynamodb"
-  app_name = var.app_name
 }
 
 module "iam" {
   source                           = "./modules/iam"
-  app_name                         = var.app_name
   error_sns_topic                  = var.error_sns_topic
   destiny_insights_mods_arn        = module.dynamodb.destiny_insights_mods_arn
   destiny_insights_xur_arn         = module.dynamodb.destiny_insights_xur_arn
@@ -18,12 +16,10 @@ module "iam" {
 
 module "event_bridge" {
   source   = "./modules/event_bridge"
-  app_name = var.app_name
 }
 
 module "lambda" {
   source                                                     = "./modules/lambda"
-  app_name                                                   = var.app_name
   error_sns_topic                                            = var.error_sns_topic
   data_archive_file_placeholder_output_path                  = module.archive.data_archive_file_placeholder_output_path
   aws_iam_role_destiny_insights_bot_arn                      = module.iam.aws_iam_role_destiny_insights_bot_arn

terraform/modules/dynamodb/main.tf

@@ -56,10 +56,6 @@ resource "aws_dynamodb_table" "destiny_insights_mods" {
   lifecycle {
     prevent_destroy = true
   }
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 resource "aws_dynamodb_table" "destiny_insights_xur" {
@@ -120,10 +116,6 @@ resource "aws_dynamodb_table" "destiny_insights_xur" {
   lifecycle {
     prevent_destroy = true
   }
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 output "destiny_insights_mods_arn" {

terraform/modules/event_bridge/main.tf

@@ -2,10 +2,6 @@ resource "aws_cloudwatch_event_rule" "check_after_destiny_reset" {
   name                = "check-after-destiny-reset"
   description         = "Fires daily every five mins after reset for six hours"
   schedule_expression = "cron(0/5 17-23 * * ? *)"
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 output "aws_cloudwatch_event_rule_once_daily_at_destiny_reset_arn" {

terraform/modules/iam/main.tf

@@ -14,10 +14,6 @@ resource "aws_iam_role" "destiny_insights_bot" {
   }
 }
 POLICY
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 resource "aws_iam_policy" "destiny_insights_bot_logs" {
@@ -40,10 +36,6 @@ resource "aws_iam_policy" "destiny_insights_bot_logs" {
   ]
 }
 EOF
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 resource "aws_iam_role_policy_attachment" "attach_logs" {
@@ -67,10 +59,6 @@ resource "aws_iam_policy" "destiny_insights_bot_sns" {
   ]
 }
 EOF
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 resource "aws_iam_role_policy_attachment" "attach_sns" {
@@ -96,10 +84,6 @@ resource "aws_iam_policy" "destiny_insights_bot_parameter_store" {
   ]
 }
 EOF
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 resource "aws_iam_role_policy_attachment" "attach_parameter_store" {
@@ -126,10 +110,6 @@ resource "aws_iam_policy" "destiny_insights_mods" {
   ]
 }
 EOF
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 resource "aws_iam_role_policy_attachment" "attach_destiny_insights_mods_dynamodb" {
@@ -156,10 +136,6 @@ resource "aws_iam_policy" "destiny_insights_xur" {
   ]
 }
 EOF
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 resource "aws_iam_role_policy_attachment" "attach_destiny_insights_xur_dynamodb" {

terraform/modules/iam/variables.tf

@@ -1,8 +1,3 @@
-variable "app_name" {
-  description = "app name"
-  type        = string
-}
-
 variable "error_sns_topic" {
   description = "SNS Topic ARN to trigger on lambda failure"
   type        = string

terraform/modules/lambda/main.tf

@@ -6,10 +6,6 @@ resource "aws_lambda_function" "destiny_insights_bot" {
   runtime       = "nodejs14.x"
   memory_size   = 128
   timeout       = 60
-
-  tags = {
-    app = var.app_name
-  }
 }
 
 resource "aws_lambda_permission" "allow_cloudwatch_to_call_destiny_insights_bot" {

terraform/modules/lambda/variables.tf

@@ -1,8 +1,3 @@
-variable "app_name" {
-  description = "app name"
-  type        = string
-}
-
 variable "error_sns_topic" {
   description = "SNS Topic ARN to trigger on lambda failure"
   type        = string

terraform/provider.tf

@@ -1,3 +1,9 @@
 provider "aws" {
   region = var.aws_region
+
+  default_tags {
+    tags = {
+      app = "destiny-insights-bot"
+    }
+  }
 }

terraform/variables.tf

@@ -1,9 +1,3 @@
-variable "app_name" {
-  description = "app name"
-  type        = string
-  default     = "destiny-insights-bot"
-}
-
 variable "aws_region" {
   description = "Region for the infrastructure"
   type        = string