V5 Loops in Terraform

 V5 Loops in Terraform

For_Each

provider.tf file contents

  provider "aws" {
  region     = "us-west-2"
  access_key = "xyz"
  secret_key = "xyz"
}

Creating files using foreach block in terraform 

  main.tf file contents

variable "file_names" {
    type = list
    default = ["terraform.txt","ansible.txt","chef.txt","devops.txt"]
}

resource "local_file" "files" {
    for_each = toset (var.file_names)
    filename = each.key
    content = "Hi "
}

Dynamic_Block

provider "aws" {
  region     = "us-west-2"
  access_key = "xyz"
  secret_key = "yzx"
}

variable "ports" {
    type = list
    default = ["80","443","8080","3128"]
}

resource "aws_security_group" "web-sg" {
  name = "my-sg"
  dynamic "ingress" {
  for_each = var.ports
  content {
    from_port   = ingress.value
    to_port     = ingress.value
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
   }
  }

}

Lab-Task

provider.tf file contents

  provider "aws" {
  region     = "us-west-2"
  access_key = "xyz"
  secret_key = "xyz"
}

main.tf file contents

resource "aws_instance" "web" {
  ami           = "ami-083ac7c7ecf9bb9b0"
  instance_type = "t2.micro"
  availability_zone = "us-west-2a"
  tags = {
    Name = "MyVM"
  }
}

resource "aws_ebs_volume" "ebsvol1" {
  availability_zone = "us-west-2a"
  size              = 40
  tags = {
    Name = "EBSVol1"
  }
}

resource "aws_volume_attachment" "ebs_att" {
  device_name = "/dev/sdh"
  volume_id   = aws_ebs_volume.ebsvol1.id
  instance_id = aws_instance.web.id
}

output "Public-IP" {
    value=aws_instance.web.public_ip
}

Presentation Link : Terraform_Loops