Terraform AWS VPC Tutorial - Public, Private, and Isolated Subnets (#468)

Author: antonputra

README.md

@@ -1,6 +1,6 @@
-# New Video - [YouTube](https://youtu.be/9hDvWVJtljE)
+# New Video - https://youtu.be/TQ_V9TYoRvw
 
-[<img src="assets/258.png?raw=true">](https://youtu.be/9hDvWVJtljE)
+[<img src="assets/256.png?raw=true">](https://youtu.be/TQ_V9TYoRvw)
 
 # Consulting
 

assets/256.png

@@ -182,4 +182,5 @@
 - [253 - Redis Streams vs Pub/Sub: Performance](../lessons/253)
 - [254 - Intel vs AMD vs Graviton: Performance & Price](../lessons/254)
 - [255 - Terraform Tutorial on AWS](../lessons/255)
+- [256 - Terraform AWS VPC Tutorial - Public, Private, and Isolated Subnets](../lessons/256)
 - [258 - Redis vs Valkey performance](../lessons/258)

assets/258.png

@@ -0,0 +1,14 @@
+provider "aws" {
+  region  = "us-east-2"
+}
+
+terraform {
+  required_version = ">= 1.0"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = "~> 5.0"
+    }
+  }
+}

docs/contents.md

@@ -0,0 +1,10 @@
+resource "aws_vpc" "main" {
+  cidr_block = "10.0.0.0/16"
+
+  enable_dns_support   = true
+  enable_dns_hostnames = true
+
+  tags = {
+    Name = "dev-main"
+  }
+}

lessons/256/0-terraform/.terraform.lock.hcl

@@ -0,0 +1,7 @@
+resource "aws_internet_gateway" "igw" {
+  vpc_id = aws_vpc.main.id
+
+  tags = {
+    Name = "dev-igw"
+  }
+}

lessons/256/0-terraform/0-providers.tf

@@ -0,0 +1,25 @@
+resource "aws_subnet" "public_zone1" {
+  vpc_id                  = aws_vpc.main.id
+  cidr_block              = "10.0.0.0/19"
+  availability_zone       = "us-east-2a"
+  map_public_ip_on_launch = true
+
+  tags = {
+    "Name"                           = "dev-public-us-east-2a"
+    "kubernetes.io/role/elb"         = "1"
+    "kubernetes.io/cluster/dev-demo" = "owned"
+  }
+}
+
+resource "aws_subnet" "public_zone2" {
+  vpc_id                  = aws_vpc.main.id
+  cidr_block              = "10.0.32.0/19"
+  availability_zone       = "us-east-2b"
+  map_public_ip_on_launch = true
+
+  tags = {
+    "Name"                           = "dev-public-us-east-2b"
+    "kubernetes.io/role/elb"         = "1"
+    "kubernetes.io/cluster/dev-demo" = "owned"
+  }
+}

lessons/256/0-terraform/1-vpc.tf

@@ -0,0 +1,22 @@
+resource "aws_route_table" "public" {
+  vpc_id = aws_vpc.main.id
+
+  route {
+    cidr_block = "0.0.0.0/0"
+    gateway_id = aws_internet_gateway.igw.id
+  }
+
+  tags = {
+    Name = "dev-public"
+  }
+}
+
+resource "aws_route_table_association" "public_zone1" {
+  subnet_id      = aws_subnet.public_zone1.id
+  route_table_id = aws_route_table.public.id
+}
+
+resource "aws_route_table_association" "public_zone2" {
+  subnet_id      = aws_subnet.public_zone2.id
+  route_table_id = aws_route_table.public.id
+}