validate-clusters.yaml

# This is a GitHub workflow defining a set of jobs with a set of steps. ref:
# https://docs.github.com/en/actions/learn-github-actions/workflow-syntax-for-github-actions
#
# Runs the deployer script to validate clusters. This will both validate
# cluster.yaml files as well as each hubs passed non-encrypted values files
# against the Helm charts' values schema.
#
name: Validate clusters

on:
  pull_request:
    paths:
      - config/clusters/**
      - deployer/**
      - helm-charts/basehub/**
      - helm-charts/daskhub/**
      - requirements.txt
      - .github/workflows/validate-hubs.yaml
  push:
    paths:
      - config/clusters/**
      - deployer/**
      - helm-charts/basehub/**
      - helm-charts/daskhub/**
      - requirements.txt
      - .github/workflows/validate-hubs.yaml
    branches-ignore:
      - "dependabot/**"
      - "pre-commit-ci-update-config"
    tags:
      - "**"
  workflow_dispatch:

jobs:
  validate-hubs-values-files:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - cluster_name: 2i2c
          - cluster_name: azure.carbonplan
          - cluster_name: carbonplan
          - cluster_name: cloudbank
          - cluster_name: farallon
          - cluster_name: meom-ige
          - cluster_name: openscapes
          - cluster_name: pangeo-hubs
          - cluster_name: utoronto
          - cluster_name: uwhackweeks

    steps:
      - uses: actions/checkout@v2

      - name: Check if any cluster common files has changed
        uses: dorny/paths-filter@v2
        id: cluster_common_files
        with:
          filters: |
            files:
              - deployer/**
              - helm-charts/basehub/**
              - helm-charts/daskhub/**
              - requirements.txt
              - .github/workflows/validate-hubs.yaml

      - name: Check if cluster specific files has changes
        uses: dorny/paths-filter@v2
        id: cluster_specific_files
        with:
          filters: |
            changes:
              - config/clusters/${{ matrix.cluster_name }}/**

      # To continue this cluster specific job we must either have manually
      # invoked this workflow to run for all clusters, or there should have been
      # changes to the cluster common files or cluster specific files.
      - name: Decide if the job should continue
        id: decision
        run: |
          echo ::set-output name=continue-job::${{ github.event_name == 'workflow_dispatch' || (steps.cluster_common_files.outputs.files == 'true' || steps.cluster_specific_files.outputs.changes == 'true') }}

      - uses: actions/setup-python@v3
        with:
          python-version: "3.9"

      - name: Install deployer script dependencies
        run: |
          pip install -r requirements.txt

      - name: "Validate cluster: ${{ matrix.cluster_name }}"
        if: steps.decision.outputs.continue-job == 'true'
        env:
          TERM: xterm
        run: |
          python deployer validate ${{ matrix.cluster_name }}