drone-terraform-github-commenter

This plugin for Drone posts a comment to a GitHub PR, with the Terraform plan output.

Configuration

The following parameters are used to configure the plugin:

• title: The title of the comment. Default is Terraform Plan Output.
• mode: The display mode of the comment. Default is full. See below.
• recreate: A flag to recreate the comment every time, otherwise comment is updated based on the title. Default is false.
• issue_num: The PR or Issue number to post the comment. Optional.
• root_dir: The root directory of where the Terraform plan ran. Default is .
• tf_data_dir: The data directory where Terraform stores providers, plugins, and modules. Default is .terraform.
• tf_version: The Terraform version to download and use, when not provided uses the prepackaged Terraform in the Docker image. Optional.
• base_url: The GitHub Base URL, for use with GitHub Enterprise Server. Default is https://api.github.com/.

Display mode

There are three types of modes:

• summary: Only shows total resources that will be created, updated or destroyed.
• simple: List resources that will be changed, and displays summary.
• full: Shows full plan.

Secrets

All the following secrets are optional:

• github_username
• github_password
• github_token or github_release_api_key

This plugin is setup to use the GitHub credentials from Drone's netrc environment variables.

Drone configuration example

pipeline:
  plan:
    image: jmccann/drone-terraform:6.3-0.12.20
    actions:
      - validate
      - plan

  comment-plan:
    image: robertstettner/drone-terraform-github-commenter

Usage with Drone secret:

pipeline:
  plan:
    image: jmccann/drone-terraform:5
    actions:
      - validate
      - plan

  comment-plan:
    image: robertstettner/drone-terraform-github-commenter
+   secrets: [ github_token ]