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https://github.com/chintanboghara/iac-terraform

infrastructure-as-code terraform

Last synced: about 2 months ago
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### **Basic Commands**
- **`terraform init`**
Prepares the working directory for other commands by downloading the necessary provider plugins.

- **`terraform plan`**
Creates an execution plan, showing what actions Terraform will take to match the desired state.

- **`terraform apply`**
Applies the changes required to reach the desired state of the configuration.

- **`terraform destroy`**
Destroys all Terraform-managed infrastructure.

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### **Configuration Management**
- **`terraform validate`**
Validates the configuration files for syntax errors or issues.

- **`terraform fmt`**
Formats Terraform files to adhere to consistent style conventions.

- **`terraform taint [resource_name]`**
Marks a resource for recreation during the next `terraform apply`.

- **`terraform untaint [resource_name]`**
Removes the taint from a resource.

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### **State Management**
- **`terraform state list`**
Lists resources in the current Terraform state.

- **`terraform state show [resource_name]`**
Displays detailed information about a specific resource in the state.

- **`terraform state mv [source] [destination]`**
Moves resources within the state file.

- **`terraform state rm [resource_name]`**
Removes a resource from the Terraform state file without destroying it.

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### **Workspaces**
- **`terraform workspace list`**
Lists all available workspaces.

- **`terraform workspace new [workspace_name]`**
Creates a new workspace.

- **`terraform workspace select [workspace_name]`**
Switches to the specified workspace.

- **`terraform workspace delete [workspace_name]`**
Deletes the specified workspace.

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### **Debugging and Inspection**
- **`terraform show`**
Displays the Terraform state or a plan file.

- **`terraform output`**
Extracts and displays output variables from the state.

- **`terraform graph`**
Generates a visual graph of the resources.

- **`terraform console`**
Opens an interactive console for evaluating expressions and queries.

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### **Advanced Commands**
- **`terraform import [address] [id]`**
Imports existing infrastructure into Terraform state.

- **`terraform lock`**
Locks the Terraform state file to prevent concurrent updates (when using backends that support locking).

- **`terraform unlock`**
Unlocks the state file.

- **`terraform providers`**
Displays the provider versions required by the configuration.