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ci(.github): add terraform ci-cd pipeline
Signed-off-by: Massimiliano Giovagnoli <[email protected]>
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name: Terraform apply | ||
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on: | ||
push: | ||
branches: | ||
- master | ||
paths: | ||
- 'config/clusters/**' | ||
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defaults: | ||
run: | ||
working-directory: config/clusters | ||
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env: | ||
AWS_REGION: 'eu-west-1' | ||
AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }} | ||
AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }} | ||
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jobs: | ||
plan: | ||
runs-on: ubuntu-latest | ||
steps: | ||
- uses: actions/checkout@v3 | ||
- uses: hashicorp/setup-terraform@v2 | ||
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- name: Terraform fmt | ||
id: fmt | ||
run: terraform fmt -check | ||
continue-on-error: true | ||
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- name: Terraform Init | ||
id: init | ||
run: terraform init | ||
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- name: Terraform Validate | ||
id: validate | ||
run: terraform validate -no-color | ||
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- name: Terraform Apply | ||
id: apply | ||
run: terraform apply -auto-approve | ||
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name: Terraform plan | ||
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on: | ||
pull_request: | ||
branches: | ||
- master | ||
paths: | ||
- 'config/clusters/**' | ||
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defaults: | ||
run: | ||
working-directory: config/clusters | ||
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permissions: | ||
pull-requests: write | ||
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env: | ||
AWS_REGION: 'eu-west-1' | ||
AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }} | ||
AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }} | ||
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jobs: | ||
plan: | ||
runs-on: ubuntu-latest | ||
steps: | ||
- uses: actions/checkout@v3 | ||
- uses: hashicorp/setup-terraform@v2 | ||
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- name: Terraform fmt | ||
id: fmt | ||
run: terraform fmt -check | ||
continue-on-error: true | ||
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- name: Terraform Init | ||
id: init | ||
run: terraform init | ||
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- name: Terraform Validate | ||
id: validate | ||
run: terraform validate -no-color | ||
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- name: Run Terrascan | ||
id: terrascan | ||
uses: tenable/[email protected] | ||
with: | ||
iac_type: terraform | ||
iac_version: v14 | ||
policy_type: aws | ||
only_warn: true | ||
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- name: Terraform Plan | ||
id: plan | ||
run: terraform plan -no-color | ||
continue-on-error: true | ||
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- name: Update PR | ||
id: plan-comment | ||
uses: actions/github-script@v6 | ||
if: github.event_name == 'pull_request' | ||
env: | ||
PLAN: "terraform\n${{ steps.plan.outputs.stdout }}" | ||
with: | ||
github-token: ${{ secrets.GITHUB_TOKEN }} | ||
script: | | ||
// 1. Retrieve existing bot comments for the PR | ||
const { data: comments } = await github.rest.issues.listComments({ | ||
owner: context.repo.owner, | ||
repo: context.repo.repo, | ||
issue_number: context.issue.number, | ||
}) | ||
const botComment = comments.find(comment => { | ||
return comment.user.type === 'Bot' && comment.body.includes('Terraform Format and Style') | ||
}) | ||
// 2. Prepare format of the comment | ||
const output = `#### Terraform Format and Style 🖌\`${{ steps.fmt.outcome }}\` | ||
#### Terraform Initialization ⚙️\`${{ steps.init.outcome }}\` | ||
#### Terraform Validation 🤖\`${{ steps.validate.outcome }}\` | ||
<details><summary>Validation Output</summary> | ||
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\`\`\`\n | ||
${{ steps.validate.outputs.stdout }} | ||
\`\`\` | ||
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</details> | ||
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#### Terraform Plan 📖\`${{ steps.plan.outcome }}\` | ||
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<details><summary>Show Plan</summary> | ||
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\`\`\`\n | ||
${process.env.PLAN} | ||
\`\`\` | ||
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</details> | ||
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*Pusher: @${{ github.actor }}, Action: \`${{ github.event_name }}\`, Working Directory: \`${{ env.tf_actions_working_dir }}\`, Workflow: \`${{ github.workflow }}\`*`; | ||
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// 3. If we have a comment, update it, otherwise create a new one | ||
if (botComment) { | ||
github.rest.issues.updateComment({ | ||
owner: context.repo.owner, | ||
repo: context.repo.repo, | ||
comment_id: botComment.id, | ||
body: output | ||
}) | ||
} else { | ||
github.rest.issues.createComment({ | ||
issue_number: context.issue.number, | ||
owner: context.repo.owner, | ||
repo: context.repo.repo, | ||
body: output | ||
}) | ||
} | ||
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