Check infra deploy status #136
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# This workflow checks the status of infrastructure deployments to see whether | |
# infrastructure code configuration matches the actual state of the infrastructure. | |
# It does this by checking that Terraform plans show an empty diff (no changes) | |
# across all root modules and backend configurations. | |
name: Check infra deploy status | |
on: | |
workflow_dispatch: | |
schedule: | |
# Run every day at 07:00 UTC (3am ET, 12am PT) after engineers are likely done with work | |
- cron: "0 7 * * *" | |
jobs: | |
collect-configs: | |
name: Collect configs | |
runs-on: ubuntu-latest | |
outputs: | |
root_module_configs: ${{ steps.collect-infra-deploy-status-check-configs.outputs.root_module_configs }} | |
steps: | |
- uses: actions/checkout@v4 | |
- name: Collect root module configurations | |
id: collect-infra-deploy-status-check-configs | |
run: | | |
root_module_configs="$(./bin/infra-deploy-status-check-configs)" | |
echo "${root_module_configs}" | |
echo "root_module_configs=${root_module_configs}" >> "$GITHUB_OUTPUT" | |
check: | |
name: ${{ matrix.root_module_subdir }} ${{ matrix.backend_config_name }} | |
runs-on: ubuntu-latest | |
needs: collect-configs | |
# Skip this job if there are no root module configurations to check, | |
# otherwise the GitHub actions will give the error: "Matrix must define at least one vector" | |
if: ${{ needs.collect-configs.outputs.root_module_configs != '[]' }} | |
strategy: | |
fail-fast: false | |
matrix: | |
include: ${{ fromJson(needs.collect-configs.outputs.root_module_configs) }} | |
permissions: | |
contents: read | |
id-token: write | |
steps: | |
- uses: actions/checkout@v4 | |
- uses: hashicorp/setup-terraform@v2 | |
with: | |
terraform_version: 1.8.3 | |
terraform_wrapper: false | |
- name: Configure AWS credentials | |
uses: ./.github/actions/configure-aws-credentials | |
with: | |
account_name: ${{ matrix.infra_layer == 'accounts' && matrix.account_name || null }} | |
network_name: ${{ matrix.infra_layer == 'networks' && matrix.backend_config_name || null }} | |
app_name: ${{ contains(fromJSON('["build-repository", "database", "service"]'), matrix.infra_layer) && matrix.app_name || null }} | |
environment: ${{ contains(fromJSON('["build-repository", "database", "service"]'), matrix.infra_layer) && matrix.backend_config_name || null }} | |
- name: Check Terraform plan | |
run: | | |
echo "::group::Initialize Terraform" | |
echo terraform -chdir="infra/${{ matrix.root_module_subdir }}" init -input=false -reconfigure -backend-config="${{ matrix.backend_config_name }}.s3.tfbackend" | |
terraform -chdir="infra/${{ matrix.root_module_subdir }}" init -input=false -reconfigure -backend-config="${{ matrix.backend_config_name }}.s3.tfbackend" | |
echo "::endgroup::" | |
echo "::group::Check Terraform plan" | |
echo terraform -chdir="infra/${{ matrix.root_module_subdir }}" plan -input=false -detailed-exitcode ${{ matrix.extra_params }} | |
terraform -chdir="infra/${{ matrix.root_module_subdir }}" plan -input=false -detailed-exitcode ${{ matrix.extra_params }} | |
echo "::endgroup::" | |
env: | |
TF_IN_AUTOMATION: "true" |