backend.tf

Terraform Cloud

terraform {
 backend "remote" {
   organization = "Template:ORGANIZATION NAME"

   workspaces {
     name = "Template:WORKSPACE NAME"
   }
 }

 required_version = ">= 0.14.0"
}

S3 Example with DynamoDB

terraform {
  backend "s3" {
    bucket = "your-terraform-states"
    key    = "terraform.tfstate"
    region = "us-west-2"
    dynamodb_table = "your-terraform-states"
    profile = "your-profile"
    workspace_key_prefix = "your-workspace"
  }
}

Example using variables:

terraform {
  backend "s3" {
    bucket         =  "$(aws-backend-bucket)"
    key            =  "yourkeyname/$(AWS_ACCOUNTNAME)/$(AWS_MYREGION)"
    region         =  "$(AWS_MYREGION)"
    dynamodb_table =  "$(aws-backend-dynamoDbTable)"
    encrypt        =  true
    role_arn       =  "$(aws-cicd-role-arn)"
  }
}

See also

• Terraform backends: S3, Terraform S3 backend: dynamodb table, GCS

https://www.terraform.io/docs/language/settings/backends/s3.html#key