Use smaller instance for staging (#4240)

Author: marcoacierno

infrastructure/applications/clamav/task.tf

@@ -1,11 +1,15 @@
+locals {
+  is_prod = terraform.workspace == "production"
+}
+
 resource "aws_ecs_task_definition" "clamav" {
   family = "pythonit-${terraform.workspace}-clamav"
 
   container_definitions = jsonencode([
     {
       name              = "clamav"
       image             = "clamav/clamav-debian:1.4.1"
-      memoryReservation = 1000
+      memoryReservation = local.is_prod ? 1000 : 10
       essential         = true
 
       portMappings = [

infrastructure/applications/cluster/load_balancer_task.tf

@@ -5,7 +5,7 @@ resource "aws_ecs_task_definition" "traefik" {
     {
       name              = "traefik"
       image             = "traefik:v3.1.2"
-      memoryReservation = 200
+      memoryReservation = local.is_prod ? 200 : 10
       essential         = true
 
       environment = [

infrastructure/applications/cluster/redis_task.tf

@@ -5,7 +5,7 @@ resource "aws_ecs_task_definition" "redis" {
     {
       name              = "redis"
       image             = "redis:6.2.6"
-      memoryReservation = 400
+      memoryReservation = local.is_prod ? 400 : 10
       essential         = true
       portMappings = [
         {

infrastructure/applications/cluster/server.tf

@@ -12,7 +12,7 @@ resource "aws_eip" "server" {
 
 resource "aws_instance" "server" {
   ami               = "ami-0d683ccb0045afce1"
-  instance_type     = "t4g.large"
+  instance_type     = local.is_prod ? "t4g.large" : "t4g.small"
   subnet_id         = data.aws_subnet.public_1a.id
   availability_zone = "eu-central-1a"
   vpc_security_group_ids = [

infrastructure/applications/pretix/main.tf

@@ -13,7 +13,7 @@ resource "aws_ecs_task_definition" "pretix" {
     {
       name              = "pretix"
       image             = "${data.aws_ecr_repository.repo.repository_url}@${data.aws_ecr_image.image.image_digest}"
-      memoryReservation = 1840
+      memoryReservation = local.is_prod ? 1840 : 10
       essential         = true
 
       dockerLabels = {

infrastructure/applications/pycon_backend/web_task.tf

@@ -5,7 +5,7 @@ resource "aws_ecs_task_definition" "web" {
     {
       name              = "web"
       image             = "${data.aws_ecr_repository.be_repo.repository_url}@${data.aws_ecr_image.be_arm_image.image_digest}"
-      memoryReservation = 400
+      memoryReservation = local.is_prod ? 400 : 10
       essential         = true
       entrypoint = [
         "/home/app/.venv/bin/gunicorn",

infrastructure/applications/pycon_backend/worker.tf

@@ -240,7 +240,7 @@ resource "aws_ecs_task_definition" "worker" {
     {
       name              = "worker"
       image             = "${data.aws_ecr_repository.be_repo.repository_url}@${data.aws_ecr_image.be_arm_image.image_digest}"
-      memoryReservation = 200
+      memoryReservation = local.is_prod ? 200 : 10
       essential         = true
       entrypoint = [
         "/home/app/.venv/bin/celery",
@@ -284,7 +284,7 @@ resource "aws_ecs_task_definition" "worker" {
     {
       name              = "migrations"
       image             = "${data.aws_ecr_repository.be_repo.repository_url}@${data.aws_ecr_image.be_arm_image.image_digest}"
-      memoryReservation = 200
+      memoryReservation = local.is_prod ? 200 : 10
       essential         = false
       entrypoint = [
         "/home/app/.venv/bin/python",
@@ -338,7 +338,7 @@ resource "aws_ecs_task_definition" "beat" {
     {
       name              = "beat"
       image             = "${data.aws_ecr_repository.be_repo.repository_url}@${data.aws_ecr_image.be_arm_image.image_digest}"
-      memoryReservation = 200
+      memoryReservation = local.is_prod ? 200 : 10
       essential         = true
       entrypoint = [
         "/home/app/.venv/bin/celery",

infrastructure/applications/pycon_frontend/task.tf

@@ -11,7 +11,7 @@ resource "aws_ecs_task_definition" "pycon_frontend" {
     {
       name              = "frontend"
       image             = "${data.aws_ecr_repository.repo.repository_url}@${data.aws_ecr_image.image.image_digest}"
-      memoryReservation = 400
+      memoryReservation = local.is_prod ? 400 : 10
       essential         = true
 
       dockerLabels = {