Creating a Classic Load Balancer on AWS using Terraform

This is a sample project to test the classic load balancer deployment using terraform

Follow below documentation to install terraform on your terraform node

Terraform Installation

Follow below documentation to install awscli on the same node, configure aws cli, and the backend S3 for state & dynamodb for remoter state

AWS CLI Installation

Configure AWS CLI

Configure terrraform remote state backend, and DynamoDB for state lock

Providers

Name	Version
aws	5.0.1

Modules

No modules.

Resources

Name	Type
aws_elb.clb	resource
aws_instance.web-1	resource
aws_instance.web-2	resource
aws_internet_gateway.igw	resource
aws_route_table.igw-rt	resource
aws_route_table_association.igw-rt-a	resource
aws_route_table_association.igw-rt-b	resource
aws_route_table_association.igw-rt-c	resource
aws_security_group.web	resource
aws_subnet.private-1	resource
aws_subnet.private-2	resource
aws_subnet.private-3	resource
aws_subnet.public-1	resource
aws_subnet.public-2	resource
aws_subnet.public-3	resource
aws_vpc.main	resource
aws_availability_zones.zones	data source

Inputs

Please use tfvars file to update the variables

Name	Description	Type	Default	Required
ami	ami	string	""	no
internet	Internet IP address	string	""	no
prisub-1	private subnet 1 CIDR	string	""	no
prisub-2	private subnet 2 CIDR	string	""	no
prisub-3	private subnet 3 CIDR	string	""	no
pusub-1	public subnet 1 CIDR	string	""	no
pusub-2	public subnet 2 CIDR	string	""	no
pusub-3	public subnet 3 CIDR	string	""	no
vpc-cidr	CIDR block details for main VPC	string	""	no

Outputs

Name	Description
clb	n/a

Deployment

Follow the terraform workflow to create the Deployment

to intialise the terrform run

  terraform init 

to see the terraform plan

  terraform plan

to run, apply the configuration

  terraform apply --auto-approve

once you have tested, please destroy the infrastructure using

  terraform destroy --auto-approve

Authors

• @azeemparvez, email