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Assignment – 1
Write a terraform script using aws ec2 instance and github and apply following kind of variables
- Types of Terraform variable – Number
- Types of Terraform variable – String
- Types of Terraform variable – List
- Types of Terraform variable – Map
- Types of Terraform variable – Boolean
and Decare variables in
- Terraform file
- Override through Command Line
Example – https://www.devopsschool.com/blog/terraform-variables-complete-reference-guide/
Where to publish – BestDevOps.com & Share a link with me
Assignment – 2
Write a Terraform script which create a ubuntu ec2-instance and copy a ansible playbook, install ansible and run it.
- Step 1 – Create ec2-instance with key and group
- Step 2 – Copy playbook using file terraform provisioner
- Step 3 – Install Ansible using remote terraform provisioner
- Step 4 – RUn Ansinle playbook command using remote terraform provisioner
Assignment – 3
Write a 2 Module in Terraform. One Local Module, Second remote module.
- Local Module Spec – in Ubuntu – Setup a webserver
- Remote module – Setup VPC
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2nd
variable “aws_key” {
default = “/root/terraform/default_ec2.pem”
}
provider “aws” {
region = “us-east-1”
access_key = “”
secret_key = “”
}
resource “aws_default_vpc” “default” {
}
resource “aws_security_group” “http_server_sg” {
name = “http_server_sg”
vpc_id = aws_default_vpc.default.id
ingress {
from_port = 80
to_port = 80
protocol = “tcp”
cidr_blocks = [“0.0.0.0/0”]
}
ingress {
from_port = 22
to_port = 22
protocol = “tcp”
cidr_blocks = [“0.0.0.0/0”]
}
egress {
from_port = 0
to_port = 0
protocol = -1
cidr_blocks = [“0.0.0.0/0”]
}
}
resource “aws_instance” “ubuntu_instance” {
ami = “ami-0261755bbcb8c4a84”
key_name = “default_ec2”
instance_type = “t2.micro”
vpc_security_group_ids = [aws_security_group.http_server_sg.id]
connection {
type = “ssh”
host = self.public_ip
user = “ubuntu”
private_key = file(var.aws_key)
}
provisioner “remote-exec” {
inline = [
“sudo apt-add-repository ppa:ansible/ansible -y”,
“sudo apt update”,
“sudo apt install ansible -y”
]
}
provisioner “file” {
source = “/root/terraform/playbook.yaml”
destination = “/home/ubuntu/playbook.yaml”
}
provisioner “remote-exec” {
inline = [
“sudo ansible-playbook playbook.yaml”
]
}
}
—
– hosts: localhost
connection: local
remote_user: root
tasks:
– name: ensure apache is at the latest version
apt:
name: apache2
state: present
1st
provider “aws” {
region = “us-east-1”
access_key = “”
secret_key = “”
}
variable “create_vm” {
description = “if set to true then create ec2”
type = bool
}
variable “number” {
type = number
default = 1
}
data “aws_ami” “aws_linux_2_latest” {
most_recent = true
owners = [“amazon”]
filter {
name = “name”
values = [“amzn2-ami-hvm-*”]
}
}
variable “ami” {
type = string
default = “data.aws_ami.aws_linux_2_latest.id”
}
variable “instance_type” {
type = string
default = “t2.micro”
}
variable “names” {
type = string
default = “testing”
}
resource “aws_instance” “instance_string” {
count = var.create_vm ? 1 : 0
ami = var.ami
instance_type = var.instance_type
tags = {
name = var.names
}
}
variable “security_list” {
type = list(string)
default = [“sg-0541801a7a059ba17”]
}
variable “instance_tags” {
type = map(string)
default = {
name = “my-instance”
}
}
resource “aws_instance” “inatance_list” {
ami = var.ami
instance_type = var.instance_type
vpc_security_group_ids = var.security_list
tags = var.instance_tags
}