CLI | Terraform | HashiCorp Developer
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Terraform Home

Use the Command Line Interface

Use the Terraform Command Line Interface (CLI) to manage infrastructure, and interact with Terraform state, providers, configuration files, and Terraform Cloud.

16 tutorials
  • 16min
    Initialize Terraform configuration
    Run `terraform init` to initialize a Terraform backend, install providers, download modules, and explore the lock file and .terraform directory.
    • Terraform
  • 23min
    Create a Terraform plan
    Learn how Terraform constructs an execution plan. Export a plan with the -out flag, review the plan contents, and apply a saved plan.
    • Terraform
  • 19min
    Apply Terraform configuration
    Provision a Docker container with Terraform, introduce and handle an apply error, and perform basic troubleshooting.
    • Terraform
  • 20min
    Customize Terraform configuration with variables
    Use Terraform input variables, including lists, maps, strings, and booleans, to parameterize your Terraform configuration.
    • Terraform
  • 10min
    Output data from Terraform
    Use output values to export data about the resources Terraform manages. Hide sensitive output values.
    • Terraform
  • 10min
    Manage Terraform versions
    Update an existing configuration to work with a newer version of Terraform. Use the required_version setting to pin the Terraform versions for your projects. Manage different versions of Terraform across your team.
    • Terraform
  • 11min
    Lock and upgrade provider versions
    Manage your provider versions using the dependency lock file. Use version constraints to filter provider versions compatible with your configuration. Update your lock file to use a new provider version.
    • Terraform
  • 20min
    Target resources
    Apply changes to an AWS S3 bucket and bucket objects using resource targeting. Target individual resources, modules, and collections of resources to change or destroy. Explore how Terraform handles upstream and downstream dependencies.
    • Terraform
  • 24min
    Manage resources in Terraform state
    Create an EC2 instance and security group, and move a resource to another state file. Remove, replace, and re-import resources to manage state and reconcile drift in your infrastructure.
    • Terraform
  • 18min
    Import Terraform configuration
    Use the Terraform import block to import existing resources and automatically generate configuration. Review important considerations when bringing infrastructure under Terraform management.
    • Terraform
  • 10min
    Use refresh-only mode to sync Terraform state
    Use refresh-only plans and applies to update Terraform state to match real-world infrastructure. Understand the implicit refresh behavior in Terraform plan and apply operations.
    • Terraform
  • Interactive
    11min
    Collaborate using HCP Terraform
    Configure Terraform to store state in HCP Terraform. Add a `cloud` block to your configuration to configure your HCP Terraform integration.
    • Terraform
    • Video
  • 9min
    Migrate state to HCP Terraform
    Migrate a state file to HCP Terraform for secure storage and easy collaboration.
    • Terraform
  • 17min
    Troubleshoot Terraform
    Interpret and fix a Terraform configuration with common configuration language errors and deploy an EC2 instance with security groups in AWS. Learn best practices for logging application errors and reporting bugs.
    • Terraform
  • 13min
    Develop configuration with the console
    Use the Terraform console to inspect resources and evaluate Terraform expressions before using them in configurations. Configure an S3 bucket with an IAM role to restrict access by IP address.
    • Terraform
  • 7min
    Verify Terraform binary archives
    Verify that the terraform executable is secure. Download, verify, and install HashiCorp's PGP public key. Download a Terraform archive and signed checksum. Verify that the Terraform archive matches the checksum file.
    • Terraform