tldr/pages/common/terraform-init.md

terraform init

Initialize a new or existing Terraform working directory. More information: https://developer.hashicorp.com/terraform/cli/commands/init.

• Initialize the current working directory:

terraform init

• Initialize and upgrade modules and providers to the latest allowed versions:

terraform init -upgrade

• Initialize and reconfigure the backend, ignoring any saved configuration:

terraform init -reconfigure

• Initialize and reconfigure the backend, attempting to migrate any existing state:

terraform init -migrate-state

• Initialize with additional backend configuration:

terraform init -backend-config '{{key}}={{value}}'

• Initialize without backend or HCP Terraform initialization:

terraform init -backend=false

• Initialize without interactive prompts (useful for automation):

terraform init -input=false

• Initialize with the dependency lockfile mode set to readonly:

terraform init -lockfile readonly