main_pipeline_validation.yml

---

  name: Main pipeline

  on: # yamllint disable-line rule:truthy
    pull_request_target:
        types: [opened, reopened, synchronize]
        branches:
            - main
        paths:
            - '**.yml'
            - '**.sh'
            - '**.j2'
            - '**.ps1'
            - '**.cfg'

  # Allow permissions for AWS auth
  permissions:
    id-token: write
    contents: read
    pull-requests: read

  # A workflow run is made up of one or more jobs
  # that can run sequentially or in parallel
  jobs:
      # This workflow contains a single job that tests the playbook
      playbook-test:
        # The type of runner that the job will run on
        runs-on: self-hosted
        env:
          ENABLE_DEBUG: ${{ vars.ENABLE_DEBUG }}
          # Imported as a variable by terraform
          TF_VAR_repository: ${{ github.event.repository.name }}
          AWS_REGION : "us-east-1"
          ANSIBLE_VERSION: ${{ vars.ANSIBLE_RUNNER_VERSION }}
        defaults:
          run:
            shell: bash
            working-directory: .github/workflows/github_linux_IaC
            # working-directory: .github/workflows

        steps:

          - name: Git clone the lockdown repository to test
            uses: actions/checkout@v4
            with:
              ref: ${{ github.event.pull_request.head.sha }}

          - name: If a variable for IAC_BRANCH is set use that branch
            working-directory: .github/workflows
            run: |
              if [ ${{ vars.IAC_BRANCH }} != '' ]; then
                 echo "IAC_BRANCH=${{ vars.IAC_BRANCH }}" >> $GITHUB_ENV
                 echo "Pipeline using the following IAC branch ${{ vars.IAC_BRANCH }}"
              else
                 echo IAC_BRANCH=main >> $GITHUB_ENV
              fi

          # Pull in terraform code for linux servers
          - name: Clone GitHub IaC plan
            uses: actions/checkout@v4
            with:
              repository: ansible-lockdown/github_linux_IaC
              path: .github/workflows/github_linux_IaC
              ref: ${{ env.IAC_BRANCH }}

          # Uses dedicated restricted role and policy to enable this only for this task
          # No credentials are part of github for AWS auth
          - name: configure aws credentials
            uses: aws-actions/configure-aws-credentials@main
            with:
              role-to-assume: ${{ secrets.AWS_ASSUME_ROLE }}
              role-session-name: ${{ secrets.AWS_ROLE_SESSION }}
              aws-region: ${{ env.AWS_REGION }}

          - name: DEBUG - Show IaC files
            if: env.ENABLE_DEBUG == 'true'
            run: |
              echo "OSVAR = $OSVAR"
              echo "benchmark_type = $benchmark_type"
              echo "PRIVSUBNET_ID = $AWS_PRIVSUBNET_ID"
              echo "VPC_ID" = $AWS_VPC_SECGRP_ID"
              pwd
              ls
            env:
              # Imported from GitHub variables this is used to load the relevant OS.tfvars file
              OSVAR: ${{ vars.OSVAR }}
              benchmark_type: ${{ vars.BENCHMARK_TYPE }}
              PRIVSUBNET_ID: ${{ secrets.AWS_PRIVSUBNET_ID }}
              VPC_ID: ${{ secrets.AWS_VPC_SECGRP_ID }}

          - name: Tofu init
            id: init
            run: tofu init
            env:
              # Imported from GitHub variables this is used to load the relevant OS.tfvars file
              OSVAR: ${{ vars.OSVAR }}
              TF_VAR_benchmark_type: ${{ vars.BENCHMARK_TYPE }}

          - name: Tofu validate
            id: validate
            run: tofu validate
            env:
              # Imported from GitHub variables this is used to load the relevant OS.tfvars file
              OSVAR: ${{ vars.OSVAR }}
              TF_VAR_benchmark_type: ${{ vars.BENCHMARK_TYPE }}

          - name: Tofu apply
            id: apply
            env:
              OSVAR: ${{ vars.OSVAR }}
              TF_VAR_benchmark_type: ${{ vars.BENCHMARK_TYPE }}
              TF_VAR_privsubnet_id: ${{ secrets.AWS_PRIVSUBNET_ID }}
              TF_VAR_vpc_secgrp_id: ${{ secrets.AWS_VPC_SECGRP_ID }}
            run: tofu apply -var-file "${OSVAR}.tfvars" --auto-approve -input=false

## Debug Section
          - name: DEBUG - Show Ansible hostfile
            if: env.ENABLE_DEBUG == 'true'
            run: cat hosts.yml

    # Aws deployments taking a while to come up insert sleep or playbook fails

          - name: Sleep to allow system to come up
            run: sleep ${{ vars.BUILD_SLEEPTIME }}

        # Run the Ansible playbook
          - name: Run_Ansible_Playbook
            env:
              ANSIBLE_HOST_KEY_CHECKING: "false"
              ANSIBLE_DEPRECATION_WARNINGS: "false"
            run: |
              /opt/ansible_${{ env.ANSIBLE_VERSION }}_venv/bin/ansible-playbook -i hosts.yml --private-key ~/.ssh/le_runner ../../../site.yml

        # Remove test system - User secrets to keep if necessary

          - name: Tofu Destroy
            if: always() && env.ENABLE_DEBUG == 'false'
            env:
              OSVAR: ${{ vars.OSVAR }}
              TF_VAR_benchmark_type: ${{ vars.BENCHMARK_TYPE }}
              TF_VAR_privsubnet_id: ${{ secrets.AWS_PRIVSUBNET_ID }}
              TF_VAR_vpc_secgrp_id: ${{ secrets.AWS_VPC_SECGRP_ID }}
            run: tofu destroy -var-file "${OSVAR}.tfvars" --auto-approve -input=false