Merge pull request #145 from ExpediaGroup/feature/datadog-tags-v2

fix: Add tags to Datadog agent

Author: eddydecena

CHANGELOG.md

@@ -3,6 +3,9 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [4.5.1] - 2024-05-08
+### Added
+- Adding tags to the Datadog agent
 
 ## [4.5.0] - 2024-04-25
 ### Added

ecs.tf

@@ -18,6 +18,8 @@ resource "aws_ecs_service" "waggledance_service" {
   task_definition = aws_ecs_task_definition.waggledance[0].arn
   desired_count   = var.wd_ecs_task_count
 
+  platform_version = "1.4.0"
+  
   propagate_tags  = "SERVICE"
   tags            = var.tags
 

templates.tf

@@ -7,6 +7,7 @@
 locals {
   default_exposed_endpoints = "health,info,metrics"
   exposed_endpoints         = var.prometheus_enabled ? join(",", [local.default_exposed_endpoints, "prometheus"]) : local.default_exposed_endpoints
+  datadog_tags = join(" ", formatlist("%s:%s", keys(var.tags), values(var.tags)))
 }
 
 data "template_file" "endpoints_server_yaml" {
@@ -206,5 +207,6 @@ data "template_file" "datadog-agent" {
     wd_instance_type      = var.wd_instance_type
     metrics_port          = var.metrics_port
     datadog_agent_version = var.datadog_agent_version
+    datadog_tags          = local.datadog_tags
   }
 }

templates/datadog-agent.json

@@ -19,6 +19,10 @@
     {
       "name": "ECS_FARGATE",
       "value": "true"
+    },
+    {
+      "name": "DD_TAGS",
+      "value": "${datadog_tags}"
     }
   ],
   "healthCheck": {