Version v1

02-Terraform-Basics/02-02-Terraform-Command-Basics/terraform-manifests/ec2-instance.tf

@@ -16,6 +16,6 @@ provider "aws" {
 
 # Resource Block
 resource "aws_instance" "ec2demo" {
-  ami           = "ami-0533f2ba8a1995cf9" # Amazon Linux in us-east-1, update as per your region
+  ami           = "ami-0cff7528ff583bf9a" # Amazon Linux in us-east-1, update as per your region
   instance_type = "t2.micro"
 }

03-Terraform-Settings-Providers-Resources/terraform-manifests/c1-versions.tf

@@ -1,18 +1,18 @@
 # Terraform Block
 terraform {
-  required_version = "~> 0.14" # which means any version equal & above 0.14 like 0.15, 0.16 etc and < 1.xx
+    required_version = "~>1.2.0"
   required_providers {
     aws = {
       source = "hashicorp/aws"
-      version = "~> 3.0"
+      version = "4.23.0"
     }
-  } 
-}  
-# Provider Block
-provider "aws" {
-  region = "us-east-1"
+  }
 }
 
+provider "aws" {
+  region = "us-east-1"
+  profile = "default"
+}  
 /*
 Note-1:  AWS Credentials Profile (profile = "default") configured on your local desktop terminal  
 $HOME/.aws/credentials

04-Terraform-Variables-and-Datasources/terraform-manifests/c1-versions.tf

@@ -1,6 +1,6 @@
 # Terraform Block
 terraform {
-  required_version = "~> 0.14" # which means any version equal & above 0.14 like 0.15, 0.16 etc and < 1.xx
+  required_version = "~> 1.2.0" # which means any version equal & above 0.14 like 0.15, 0.16 etc and < 1.xx
   required_providers {
     aws = {
       source  = "hashicorp/aws"

04-Terraform-Variables-and-Datasources/terraform-manifests/c2-variables.tf

@@ -1,23 +1,25 @@
 # Input Variables
 # AWS Region
 variable "aws_region" {
-  description = "Region in which AWS Resources to be created"
+  description = "Region of aws resources"
   type = string
   default = "us-east-1"
-}
 
+}
 # AWS EC2 Instance Type
 variable "instance_type" {
-  description = "EC2 Instnace Type"
+  description = "EC2 instance type"
   type = string
-  default = "t3.micro"
+  default = "t2.micro"
+
+
 }
 
 # AWS EC2 Instance Key Pair
+
 variable "instance_keypair" {
-  description = "AWS EC2 Key Pair that need to be associated with EC2 Instance"
+  description = "aws keypair to login"
   type = string
-  default = "terraform-key"
+  default = "myterraformkeypair"
+
 }
-
-

04-Terraform-Variables-and-Datasources/terraform-manifests/c3-ec2securitygroups.tf

@@ -1,56 +1,55 @@
-# Create Security Group - SSH Traffic
-resource "aws_security_group" "vpc-ssh" {
-  name        = "vpc-ssh"
-  description = "Dev VPC SSH"
+resource "aws_security_group" "allow_ssh" {
+  name        = "allow_ssh"
+  description = "Allow ssh into instance"
+
   ingress {
-    description = "Allow Port 22"
-    from_port   = 22
-    to_port     = 22
-    protocol    = "tcp"
-    cidr_blocks = ["0.0.0.0/0"]
+    description      = "TLS from 22"
+    from_port        = 22
+    to_port          = 22
+    protocol         = "tcp"
+    cidr_blocks      = ["0.0.0.0/0"]
+    # ipv6_cidr_blocks = [aws_vpc.main.ipv6_cidr_block]
   }
 
   egress {
-    description = "Allow all ip and ports outbound"    
-    from_port   = 0
-    to_port     = 0
-    protocol    = "-1"
-    cidr_blocks = ["0.0.0.0/0"]
+    from_port        = 0
+    to_port          = 0
+    protocol         = "-1"
+    cidr_blocks      = ["0.0.0.0/0"]
+    ipv6_cidr_blocks = ["::/0"]
   }
 
   tags = {
-    Name = "vpc-ssh"
+    Name = "allow ssh traffic"
   }
 }
 
-# Create Security Group - Web Traffic
-resource "aws_security_group" "vpc-web" {
-  name        = "vpc-web"
-  description = "Dev VPC Web"
+# allow web traffic
+
+
+
+resource "aws_security_group" "allow_web" {
+  name        = "allow_web"
+  description = "Allow http traffic into instance"
+
   ingress {
-    description = "Allow Port 80"
-    from_port   = 80
-    to_port     = 80
-    protocol    = "tcp"
-    cidr_blocks = ["0.0.0.0/0"]
+    description      = "allow traffic from web"
+    from_port        = 80
+    to_port          = 80
+    protocol         = "tcp"
+    cidr_blocks      = ["0.0.0.0/0"]
+    # ipv6_cidr_blocks = [aws_vpc.main.ipv6_cidr_block]
   }
-  ingress {
-    description = "Allow Port 443"
-    from_port   = 443
-    to_port     = 443
-    protocol    = "tcp"
-    cidr_blocks = ["0.0.0.0/0"]
-  }  
+
   egress {
-    description = "Allow all ip and ports outbound"    
-    from_port   = 0
-    to_port     = 0
-    protocol    = "-1"
-    cidr_blocks = ["0.0.0.0/0"]
+    from_port        = 0
+    to_port          = 0
+    protocol         = "-1"
+    cidr_blocks      = ["0.0.0.0/0"]
+    ipv6_cidr_blocks = ["::/0"]
   }
 
   tags = {
     Name = "vpc-web"
   }
 }
-

04-Terraform-Variables-and-Datasources/terraform-manifests/c4-ami-datasource.tf

@@ -1,21 +1,24 @@
-# Get latest AMI ID for Amazon Linux2 OS
-data "aws_ami" "amzlinux2" {
+data "aws_ami" "amz_linux2" {
   most_recent      = true
   owners           = ["amazon"]
+
   filter {
     name   = "name"
-    values = ["amzn2-ami-hvm-*-gp2"]
+    values = ["amzn2-ami-kernel-5.10-hvm-*-gp2"]
   }
+
   filter {
     name   = "root-device-type"
     values = ["ebs"]
   }
+
   filter {
     name   = "virtualization-type"
     values = ["hvm"]
   }
-  filter {
+    filter {
     name   = "architecture"
     values = ["x86_64"]
   }
-}
+}
+

04-Terraform-Variables-and-Datasources/terraform-manifests/c5-ec2instance.tf

@@ -1,11 +1,10 @@
-# EC2 Instance
 resource "aws_instance" "myec2vm" {
-  ami = data.aws_ami.amzlinux2.id
+  ami = data.aws_ami.amz_linux2.id
   instance_type = var.instance_type
   user_data = file("${path.module}/app1-install.sh")
   key_name = var.instance_keypair
-  vpc_security_group_ids = [ aws_security_group.vpc-ssh.id, aws_security_group.vpc-web.id   ]
+  vpc_security_group_ids = [ aws_security_group.allow_ssh.id, aws_security_group.allow_web.id ]
   tags = {
-    "Name" = "EC2 Demo 2"
+    "Name" = "MyDemoEC2"
   }
 }

04-Terraform-Variables-and-Datasources/terraform-manifests/c6-outputs.tf

@@ -1,13 +1,11 @@
-# Terraform Output Values
-
-# EC2 Instance Public IP
 output "instance_publicip" {
-  description = "EC2 Instance Public IP"
-  value = aws_instance.myec2vm.public_ip
+    description = "ec2 instance public ip"
+    value = aws_instance.myec2vm.public_ip
+
 }
 
-# EC2 Instance Public DNS
 output "instance_publicdns" {
-  description = "EC2 Instance Public DNS"
-  value = aws_instance.myec2vm.public_dns
+    description = "ec2 instance public ip"
+    value = aws_instance.myec2vm.public_dns
+
 }

04-Terraform-Variables-and-Datasources/terraform-manifests/private-key/myterraformkeypair.pem

@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----
+MIIEowIBAAKCAQEA1mVD/8s7q/+3C3FhGomwWqxFDW/Q0yd3jH99Jk51kXYOK8jV
+TxCGzM8LfXg4ExerHMtz7T4aKRMh2I+1ff+yXTRylsbrGeS3ufkvguNx2t8WVeR3
+BEJ/t2xkkFzuvCL8wWXp6HiKjUxeDcQrIL1+voPQ1SgvHzW0bC+E6p5oMjcJkqaY
+D21wZvLCViZu7VDySq7R3vmKeNjhxM+UUmk3zg7F3rL1QxpuE1vssgZ+8hCEZbaW
+6NgyL/G9wJ5dR/4oUSpRFJFdv6y2NtZ80G+SQYejVnZ/J5fi5voljUFs4Y5sbHtH
+plk0CMVPE/U963EK9hZg6M6aYNZ1A+8E/pIqPQIDAQABAoIBADB4yqvtZftYIClN
+I/gdAyss4ZvNGPh0Ztn0BPaBLKGLgF6z1E5A3Uk20lE2ue7PHhevg/EyZjW9JpzQ
+uObYxZm+/t1J8eNzy3oXdX9xLs+eOm2G7sWex0NQFVhyOmN8wYp0ITM29ZRGnMkd
+/eY0EZC/OprGsAitWrJO+A0XbVVUpAQpfV84zGDKHUAarbcMFKsoPhMbm+9PsrCe
+GgXGKqe45GB1+8aiCwgQJff2hcbI3s/RvCt0/NT4JPDS0HEyTYubxlmW7styHxE9
+s/uD7BtmL2aOhSVysc+iSZxsY56RTCKKqWktTgJGWbCJs1lQv1m9Mna+qGns52wu
++xxOm8ECgYEA+faRU4HehmwWOayjOwE7Ok2YnQOj/+5ckuQ96AqoITrIApXDp3bI
+pZTrveqs8JuUOsnBLUBrKKud8v/GWHphvK/A3cOgiIQNjVUZafWfs4oO/rpP2YgC
+PgbGnnx1KvQ00bxFKCpKXixg3k75BXhu72Qah/tztek1lf9pLqT8MtECgYEA25LL
+3StvyXQflkF4C3Ik5Kn71kqN9/XfDHl6Y6F5CKbOyVfbNMUMfTbWXGx/GrqmI/eN
+4uzOrzDt8WdMjPMFZxaMKVzFWzIacVZQQaNnpELyc9cV8d6L3EvSIWAizK7gTe1p
+YtFPT8cihxObsX6rOaRSriqeaPU/TKQ+8V3tY60CgYAs9tKrj+gEjDrvQwPV4GHU
+GhNC413D8w/KCK6uKASYfadu95vLaw2q44AImMdlPMdMT/ClADqGhWCTTrlSPymH
+tKHgAonFJOP/MXix29JPjJ0n60Hj4phsqfFenwrAoE9EDzbtg7X+/MKsGs6m0kQ6
+Yep33Z6x8XKHOfukvV70kQKBgHyUjZavTn2+pS1beAEGgmg7CehL5MELf8JUKlzd
+AQ8nlawnbPhD1RI2SumlpXhE7n75tkdKlPpRiK+vLH/MYwRahqvxNwjHJLmpf1++
+ls9cLLQNFSZmXnRfkJnfMd9wWVPdoC2xFI7vLWf2eB/8/ql10nN/OuHSRFf32L6Z
+zFcBAoGBAN6jcUyoeFH8s6vE1jw8uxWsA8+UiBtDuXp33FkaI3ZzjFCK2oAbAoCU
+ZT4IFxFiiKKEAtmt7ecgT6KUQj6a21zspSH6JCIFHtEFrNS6oLSGwdizeS385LAK
+31fwk/U1tJQYxlXiwquXQltcXbdgEyiHTiyxRGmz1QzQE9QF5hKe
+-----END RSA PRIVATE KEY-----

05-Terraform-Loops-MetaArguments-SplatOperator/05-01-MetaArgument-Count-For-Loops-Lists-Maps/terraform-manifests/app1-install.sh

@@ -4,9 +4,9 @@ sudo yum update -y
 sudo yum install -y httpd
 sudo systemctl enable httpd
 sudo service httpd start  
-sudo echo '<h1>Welcome to StackSimplify - APP-1</h1>' | sudo tee /var/www/html/index.html
+sudo echo '<h1>Welcome to Speakup - APP-1</h1>' | sudo tee /var/www/html/index.html
 sudo mkdir /var/www/html/app1
-sudo echo '<!DOCTYPE html> <html> <body style="background-color:rgb(250, 210, 210);"> <h1>Welcome to Stack Simplify - APP-1</h1> <p>Terraform Demo</p> <p>Application Version: V1</p> </body></html>' | sudo tee /var/www/html/app1/index.html
+sudo echo '<!DOCTYPE html> <html> <body style="background-color:rgb(250, 210, 210);"> <h1>Welcome to Mindtree - APP-1</h1> <p>Terraform Demo</p> <p>Application Version: V1</p> </body></html>' | sudo tee /var/www/html/app1/index.html
 sudo curl http://169.254.169.254/latest/dynamic/instance-identity/document -o /var/www/html/app1/metadata.html
 
 

05-Terraform-Loops-MetaArguments-SplatOperator/05-01-MetaArgument-Count-For-Loops-Lists-Maps/terraform-manifests/c1-versions.tf

@@ -1,18 +1,21 @@
 # Terraform Block
 terraform {
-  required_version = "~> 0.14" # which means any version equal & above 0.14 like 0.15, 0.16 etc and < 1.xx
+  required_version = "~> 1.2.0" # which means any version equal & above 0.14 like 0.15, 0.16 etc and < 1.xx
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "~> 3.0"
+      version = "~> 4.25.0"
     }
   }
 }
 
 # Provider Block
 provider "aws" {
   region  = var.aws_region
+
 }
+
+
 /*
 Note-1:  AWS Credentials Profile (profile = "default") configured on your local desktop terminal  
 $HOME/.aws/credentials