Merge pull request #16 from kunduso/add-lambda #25
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| name: terraform-infra-provisioning | |
| on: | |
| workflow_dispatch: | |
| push: | |
| branches: [ '*' ] | |
| paths-ignore: | |
| - '**/README.md' | |
| pull_request: | |
| branches: ["main"] | |
| paths-ignore: | |
| - '**/README.md' | |
| permissions: read-all | |
| #-------------------------- | |
| # | |
| # PLEASE READ: Add a GitHub Actions variable 'INFRACOST_SCAN_TYPE' and set the value to either 'hcl_code' or 'tf_plan' depending on what type of Infracost scan desired. | |
| # | |
| #-------------------------- | |
| jobs: | |
| terraform: | |
| name: 'continuous-integration' | |
| runs-on: ubuntu-latest | |
| environment: development | |
| permissions: | |
| contents: read | |
| id-token: write | |
| pull-requests: write | |
| # Use the Bash shell regardless whether the GitHub Actions runner is ubuntu-latest, macos-latest, or windows-latest | |
| defaults: | |
| run: | |
| shell: bash | |
| steps: | |
| # Checkout the repository to the GitHub Actions runner | |
| - name: Checkout | |
| uses: actions/checkout@v3 | |
| - name: Configure AWS Credentials Action For GitHub Actions | |
| uses: aws-actions/configure-aws-credentials@v1-node16 | |
| with: | |
| role-to-assume: ${{ secrets.IAM_ROLE }} | |
| role-session-name: AWSSession | |
| aws-region: us-east-2 | |
| # Install the latest version of Terraform CLI and configure the Terraform CLI configuration file with a Terraform Cloud user API token | |
| - name: Setup Terraform | |
| uses: hashicorp/setup-terraform@v1 | |
| - name: Setup Infracost | |
| uses: infracost/actions/setup@v2 | |
| # See https://github.com/infracost/actions/tree/master/setup for other inputs | |
| # If you can't use this action, see Docker images in https://infracost.io/cicd | |
| with: | |
| api-key: ${{ secrets.INFRACOST_API_KEY }} | |
| if: github.event_name == 'pull_request' | |
| # Checkout the base branch of the pull request (e.g. main/master). | |
| - name: Checkout base branch | |
| if: ${{ (github.event_name == 'pull_request') && (vars.INFRACOST_SCAN_TYPE == 'hcl_code') }} | |
| uses: actions/checkout@v3 | |
| with: | |
| ref: '${{ github.event.pull_request.base.ref }}' | |
| # Generate Infracost JSON file as the baseline. | |
| - name: Generate Infracost cost estimate baseline | |
| if: ${{ (github.event_name == 'pull_request') && (vars.INFRACOST_SCAN_TYPE == 'hcl_code') }} | |
| run: | | |
| infracost breakdown --path=. \ | |
| --format=json \ | |
| --out-file=/tmp/infracost-base.json | |
| # Checkout the current PR branch so we can create a diff. | |
| - name: Checkout PR branch | |
| if: ${{ (github.event_name == 'pull_request') && (vars.INFRACOST_SCAN_TYPE == 'hcl_code') }} | |
| uses: actions/checkout@v3 | |
| # Generate an Infracost diff and save it to a JSON file. | |
| - name: Generate Infracost diff | |
| if: ${{ (github.event_name == 'pull_request') && (vars.INFRACOST_SCAN_TYPE == 'hcl_code') }} | |
| run: | | |
| infracost diff --path=. \ | |
| --format=json \ | |
| --compare-to=/tmp/infracost-base.json \ | |
| --out-file=/tmp/infracost.json | |
| # Initialize a new or existing Terraform working directory by creating initial files, loading any remote state, downloading modules, etc. | |
| - name: Terraform Init | |
| id: init | |
| run: terraform init | |
| # Checks that all Terraform configuration files adhere to a canonical format | |
| - name: Terraform Format | |
| id: fmt | |
| run: terraform fmt -check | |
| # Checks that all Terraform configuration files are correctly written | |
| - name: Terraform Validate | |
| id: validate | |
| run: terraform validate -no-color | |
| # Generates an execution plan for Terraform | |
| - name: Terraform Plan | |
| id: plan | |
| if: github.ref != 'refs/heads/main' || github.event_name == 'pull_request' | |
| run: | | |
| terraform plan -no-color -input=false \ | |
| -out=TFplan.JSON | |
| continue-on-error: true | |
| # Generate an Infracost diff and save it to a JSON file. | |
| - name: Generate Infracost diff | |
| if: ${{ (github.event_name == 'pull_request') && (vars.INFRACOST_SCAN_TYPE == 'tf_plan') }} | |
| run: | | |
| infracost diff --path=TFplan.JSON \ | |
| --format=json \ | |
| --out-file=/tmp/infracost.json | |
| - name: Post Infracost estimate | |
| if: github.event_name == 'pull_request' | |
| run: | | |
| infracost comment github --path=/tmp/infracost.json \ | |
| --repo=$GITHUB_REPOSITORY \ | |
| --github-token=${{github.token}} \ | |
| --pull-request=${{github.event.pull_request.number}} \ | |
| --show-skipped \ | |
| --behavior=update | |
| - name: Post Terraform Plan output | |
| uses: actions/github-script@v6 | |
| if: github.event_name == 'pull_request' | |
| env: | |
| PLAN: "terraform\n${{ steps.plan.outputs.stdout }}" | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| const output = `#### Terraform Format and Style 🖌\`${{ steps.fmt.outcome }}\` | |
| #### Terraform Initialization ⚙️\`${{ steps.init.outcome }}\` | |
| #### Terraform Plan 📖\`${{ steps.plan.outcome }}\` | |
| #### Terraform Validation 🤖\`${{ steps.validate.outcome }}\` | |
| <details><summary>Show Plan</summary> | |
| \`\`\`\n | |
| ${process.env.PLAN} | |
| \`\`\` | |
| </details> | |
| *Pushed by: @${{ github.actor }}, Action: \`${{ github.event_name }}\`*`; | |
| github.rest.issues.createComment({ | |
| issue_number: context.issue.number, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body: output | |
| }) | |
| # On push to "main", build or change infrastructure according to Terraform configuration files | |
| # Note: It is recommended to set up a required "strict" status check in your repository for "Terraform Cloud". See the documentation on "strict" required status checks for more information: https://help.github.com/en/github/administering-a-repository/types-of-required-status-checks | |
| - name: Terraform Apply | |
| if: github.ref == 'refs/heads/main' | |
| run: terraform apply -auto-approve -input=false |