knanao/runtasks-pr-comment

This is the custom run task for Terraform Cloud/Enterprise that enable reviewing a plan output as PR comments

runtasks-pr-comment

Warning

This project is not considered production ready and may contain bugs or incomplete features. Please use it cautiously in a production environment.

This is a custom Run Task for Terraform Cloud/Enterprise that enables reviewing the results of a plan as comments.

Prerequisites

To use this custom run task you need to have the following:

1. Terraform Cloud/Enterprise with Run Task entitlement (You can use 1 Run task integration under Free tier.)
2. Authorizing your GitHub repositories using Personal Access Token (PAT) or GitHub App.

Usage

• Deploy runtasks-pr-comment as a webhook server. You can also use ngrok for testing purposes. To run you need to provide inputs as enviroment variables. If you use Github App for authorizing access to GitHub you need not to provide GITHUB_OAUTH_TOKEN, but GITHUB_APP_ID, GITHUB_APP_PRIVATE_KEY and GITHUB_APP_INSTALLATION_ID are required.

Name	Required	Description
GITHUB_OAUTH_TOKEN	yes for PAT	The token string you were given by your VCS provider, e.g. ghp_xxxxxxxxxxxxxxx for a GitHub personal access token.
GITHUB_APP_ID	yes for Github APP	The app id of the Github App.
GITHUB_APP_PRIVATE_KEY	yes for Github APP	The private key of the Github App.
GITHUB_APP_INSTALLATION_ID	yes for Github APP	The installation id of the Github App.
TFC_RUN_TASK_HMAC_KEY	yes	HMAC key to verify run task.

• Create the run task in Terraform Cloud/Enterprise using the UI or tfe provider. HMAC key must be the same with TFC_RUN_TASK_HMAC_KEY.

• Enable the run task on a specific workspace. This can also be done using UI or tfe provider. The Run stage must be set to Post-plan. Please refer to here for more details.