kathleenveselova / 3_tier_aws Goto Github PK

AWS Terraform Project In this project, we aim to build a three-tier wordpress application using Terraform.

Resources created;

1 x VPC 3 x Private Subnets 3 x Public Subnets 1 x Internet Gateway 1 x NAT Gateway ( If enabled ) 1 x Public Route table 1 x Private Route table 1 x RDS Aurora cluster with 1 writer, 3 reader instances 1 x EFS 1 x Application Load Balancer 1 x Auto Scaling Group (3 minimum 99 maximum instances) 1 x security group for Web layer 1 x security group for Database layer 1 x security group for EFS Route53

Prerequisites AWS account with configured AWS credentials.(if running on an EC2, make sure to give admin privilages to the instance). Add below Terraform environment variables on the command line or add them in ~/.bashrc . Change the region and domain name to your own. export TF_VAR_region=us-east-1 ( Change to any region ) export TF_VAR_domain_name=domain.com ( Change to your domain name) Additionally, if your VM does not have administrator priviliages, run below commands to add your AWS credentials as environment variables.

$ export AWS_ACCESS_KEY_ID={Your AWS_ACCESS_KEY_ID} $ export AWS_SECRET_ACCESS_KEY={Your AWS_SECRET_ACCESS_KEY} Terraform installed. Required version >= 1.1.1

Remote Backend Create S3 bucket with name of "tfstate-<Account_ID>" in region "us-east-1"

Create DynamoDB table name of "tfstate-team1" with LockID key

Under VPC>backend.tf change "tfstate-*******" to "tfstate-<Account_ID>"

Initializing Terraform Terraform resources will be created using makefile.

Run makefile under same directory where makefile is located.

To run:

make build

Deleting Resources To delete the Application:

make destroy