Which file typically contains the configuration for Terraform providers?

The configuration for Terraform providers is generally contained within a file named "provider.tf." This file is specifically designated for defining the providers used in a Terraform configuration, along with their required settings and versions. By isolating provider definitions in this way, it enhances clarity and organization, allowing users to easily identify and manage the integration of various cloud services or APIs.

In "provider.tf," you typically specify details such as which provider to use (e.g., AWS, Azure, Google Cloud) and any necessary credentials or configurations required to connect to that provider's services. This structure is useful because it allows for a focused view of provider-related configurations, making it easier to adjust or update these settings without needing to sift through the broader configuration files.

Other files serve different purposes within a Terraform configuration. "main.tf" often contains the primary resources and core logic of the infrastructure being defined, whereas "variables.tf" is used to define input variables that can be referenced throughout the configuration. "outputs.tf" is dedicated to specifying output values that can be used after the Terraform execution is complete. Each file has its role, but when it comes to defining providers, "provider.tf" is the standard choice.