Updates from bitrot livestream (#16)

- Remove minor version pin for postgres versions (i.e. 12.5 -> 12)
- Update s3 config to use separate versioning and encryption terraform resources
- Use bucket_prefix instead of bucket for bucket naming to avoid name conflicts

Stream: https://youtu.be/KWwKPYuOGBw

03-basics/web-app/main.tf

@@ -44,7 +44,7 @@ resource "aws_instance" "instance_2" {
 }
 
 resource "aws_s3_bucket" "bucket" {
-  bucket        = "devops-directive-web-app-data"
+  bucket_prefix = "devops-directive-web-app-data"
   force_destroy = true
 }
 

04-variables-and-outputs/examples/main.tf

@@ -37,7 +37,7 @@ resource "aws_db_instance" "db_instance" {
   allocated_storage   = 20
   storage_type        = "gp2"
   engine              = "postgres"
-  engine_version      = "12.4"
+  engine_version      = "12"
   instance_class      = "db.t2.micro"
   name                = "mydb"
   username            = var.db_user

04-variables-and-outputs/web-app/main.tf

@@ -45,20 +45,25 @@ resource "aws_instance" "instance_2" {
 }
 
 resource "aws_s3_bucket" "bucket" {
-  bucket        = var.bucket_name
+  bucket_prefix = var.bucket_prefix
   force_destroy = true
-  versioning {
-    enabled = true
 }
 
-  server_side_encryption_configuration {
+resource "aws_s3_bucket_versioning" "bucket_versioning" {
+  bucket = aws_s3_bucket.bucket.id
+  versioning_configuration {
+    status = "Enabled"
+  }
+}
+
+resource "aws_s3_bucket_server_side_encryption_configuration" "bucket_crypto_conf" {
+  bucket = aws_s3_bucket.bucket.bucket
   rule {
     apply_server_side_encryption_by_default {
       sse_algorithm = "AES256"
     }
   }
 }
-}
 
 data "aws_vpc" "default_vpc" {
   default = true
@@ -202,7 +207,7 @@ resource "aws_db_instance" "db_instance" {
   allocated_storage   = 20
   storage_type        = "standard"
   engine              = "postgres"
-  engine_version      = "12.5"
+  engine_version      = "12"
   instance_class      = "db.t2.micro"
   name                = var.db_name
   username            = var.db_user

04-variables-and-outputs/web-app/terraform.tfvars

@@ -1,4 +1,4 @@
-bucket_name = "devops-directive-web-app-data"
+bucket_prefix = "devops-directive-web-app-data"
 domain        = "devopsdeployed.com"
 db_name       = "mydb"
 db_user       = "foo"

04-variables-and-outputs/web-app/variables.tf

@@ -22,8 +22,8 @@ variable "instance_type" {
 
 # S3 Variables
 
-variable "bucket_name" {
-  description = "name of s3 bucket for app data"
+variable "bucket_prefix" {
+  description = "prefix of s3 bucket for app data"
   type        = string
 }
 

06-organization-and-modules/web-app-module/database.tf

@@ -2,7 +2,7 @@ resource "aws_db_instance" "db_instance" {
   allocated_storage   = 20
   storage_type        = "standard"
   engine              = "postgres"
-  engine_version      = "12.5"
+  engine_version      = "12"
   instance_class      = "db.t2.micro"
   name                = var.db_name
   username            = var.db_user

06-organization-and-modules/web-app-module/storage.tf

@@ -1,15 +1,20 @@
 resource "aws_s3_bucket" "bucket" {
-  bucket        = var.bucket_name
+  bucket_prefix = var.bucket_prefix
   force_destroy = true
-  versioning {
-    enabled = true
 }
 
-  server_side_encryption_configuration {
+resource "aws_s3_bucket_versioning" "bucket_versioning" {
+  bucket = aws_s3_bucket.bucket.id
+  versioning_configuration {
+    status = "Enabled"
+  }
+}
+
+resource "aws_s3_bucket_server_side_encryption_configuration" "bucket_crypto_conf" {
+  bucket = aws_s3_bucket.bucket.bucket
   rule {
     apply_server_side_encryption_by_default {
       sse_algorithm = "AES256"
     }
   }
 }
-}

06-organization-and-modules/web-app-module/variables.tf

@@ -34,8 +34,8 @@ variable "instance_type" {
 
 # S3 Variables
 
-variable "bucket_name" {
-  description = "name of s3 bucket for app data"
+variable "bucket_prefix" {
+  description = "prefix of s3 bucket for app data"
   type        = string
 }
 

06-organization-and-modules/web-app/main.tf

@@ -37,11 +37,11 @@ module "web_app_1" {
   source = "../web-app-module"
 
   # Input Variables
-  bucket_name      = "web-app-1-devops-directive-web-app-data"
+  bucket_prefix    = "web-app-1-data"
   domain           = "devopsdeployed.com"
   app_name         = "web-app-1"
   environment_name = "production"
-  instance_type    = "t2.small"
+  instance_type    = "t2.micro"
   create_dns_zone  = true
   db_name          = "webapp1db"
   db_user          = "foo"
@@ -52,11 +52,11 @@ module "web_app_2" {
   source = "../web-app-module"
 
   # Input Variables
-  bucket_name      = "web-app-2-devops-directive-web-app-data"
+  bucket_prefix    = "web-app-2-data"
   domain           = "anotherdevopsdeployed.com"
   app_name         = "web-app-2"
   environment_name = "production"
-  instance_type    = "t2.small"
+  instance_type    = "t2.micro"
   create_dns_zone  = true
   db_name          = "webapp2db"
   db_user          = "bar"

07-managing-multiple-environments/file-structure/production/main.tf

@@ -35,10 +35,10 @@ module "web_app" {
   source = "../../../06-organization-and-modules/web-app-module"
 
   # Input Variables
-  bucket_name      = "devops-directive-web-app-data-${local.environment_name}"
+  bucket_prefix    = "web-app-data-${local.environment_name}"
   domain           = "devopsdeployed.com"
   environment_name = local.environment_name
-  instance_type    = "t2.small"
+  instance_type    = "t2.micro"
   create_dns_zone  = false
   db_name          = "${local.environment_name}mydb"
   db_user          = "foo"

07-managing-multiple-environments/file-structure/staging/main.tf

@@ -35,7 +35,7 @@ module "web_app" {
   source = "../../../06-organization-and-modules/web-app-module"
 
   # Input Variables
-  bucket_name      = "devops-directive-web-app-data-${local.environment_name}"
+  bucket_prefix    = "web-app-data-${local.environment_name}"
   domain           = "devopsdeployed.com"
   environment_name = local.environment_name
   instance_type    = "t2.micro"

07-managing-multiple-environments/workspaces/main.tf

@@ -35,10 +35,10 @@ module "web_app" {
   source = "../../06-organization-and-modules/web-app-module"
 
   # Input Variables
-  bucket_name      = "devops-directive-web-app-data-${local.environment_name}"
+  bucket_prefix    = "web-app-data-${local.environment_name}"
   domain           = "devopsdeployed.com"
   environment_name = local.environment_name
-  instance_type    = "t2.small"
+  instance_type    = "t2.micro"
   create_dns_zone  = terraform.workspace == "production" ? true : false
   db_name          = "${local.environment_name}mydb"
   db_user          = "foo"

08-testing/tests/terratest/README.md

@@ -1,6 +1,7 @@
 How to run this test?
 
-Build, then run...
-
-`go test -v timeout 10m`
-
+download dependencies, then run the tests...
+```
+go mod download
+go test -v --timeout 10m
+```