ci.yml

#
# K2HDKC DBaaS Helm Chart
#
# Utility helper tools for Github Actions by AntPickax
#
# Copyright 2022 Yahoo Japan Corporation.
#
# K2HDKC DBaaS is a DataBase as a Service provided by Yahoo! JAPAN
# which is built K2HR3 as a backend and provides services in
# cooperation with Kubernetes.
# The Override configuration for K2HDKC DBaaS serves to connect the
# components that make up the K2HDKC DBaaS. K2HDKC, K2HR3, CHMPX,
# and K2HASH are components provided as AntPickax.
#
# For the full copyright and license information, please view
# the license file that was distributed with this source code.
#
# AUTHOR:   Takeshi Nakatani
# CREATE:   Fri Jan 21 2021
# REVISION:
#

#----------------------------------------------------------
# Github Actions
#----------------------------------------------------------
name: Helm AntPickax CI

#
# Events
#
on:
  push:
  pull_request:
  #
  # CRON event is fire on every sunday(UTC).
  #
  schedule:
    - cron: '0 15 * * 0'

#
# Environments for azure/setup-helm@v3
#
env:
  GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}

#
# Jobs
#
jobs:
  Helm_Template_Lint:
    runs-on: ubuntu-latest
    steps:
      #
      # Checks-out your repository under ${GITHUB_WORKSPACE}, so your job can access it
      #
      # [NOTE]
      # When using helm/chart-releaser-action, "fetch-depth: 0" is required.
      #
      - name: Checkout sources
        uses: actions/checkout@v3
        with:
          fetch-depth: "0"

      #
      # Install latest Helm version
      #
      - uses: azure/setup-helm@v3
        id: install

      #
      # Check values.yaml
      #
      - name: CheckValuesYaml
        run: |
          if grep -i 'CAUTIONS' values.yaml; then
              echo "[ERROR] The values.yaml contains CAUTION information."
              exit 1
          fi

      #
      # Check scripts by shellcheck
      #
      - name: ShellCheck
        run: |
          if command -v shellcheck >/dev/null 2>&1; then
              SHELLCHECK_TARGET_DIRS="."
              SHELLCHECK_BASE_OPT="--shell=sh"
              SHELLCHECK_IGN_OPT="--exclude=SC1117,SC1090,SC1091"
              SHELLCHECK_INCLUDE_IGN_OPT="${SHELLCHECK_IGN_OPT},SC2034,SC2148"
              SHELLCHECK_EXCEPT_PATHS_CMD="| grep -v '\.sh\.' | grep -v '\.log' | grep -v '/\.git/' | grep -v '\.yaml'"
              :
              SHELLCHECK_FILES_NO_SH=$(/bin/sh -c      "grep -ril '^\#!/bin/sh' ${SHELLCHECK_TARGET_DIRS} | grep -v '\.sh' ${SHELLCHECK_EXCEPT_PATHS_CMD} | tr '\n' ' '")
              SHELLCHECK_FILES_SH=$(/bin/sh -c         "grep -ril '^\#!/bin/sh' ${SHELLCHECK_TARGET_DIRS} | grep '\.sh'    ${SHELLCHECK_EXCEPT_PATHS_CMD} | tr '\n' ' '")
              SHELLCHECK_FILES_INCLUDE_SH=$(/bin/sh -c "grep -Lir '^\#!/bin/sh' ${SHELLCHECK_TARGET_DIRS} | grep '\.sh'    ${SHELLCHECK_EXCEPT_PATHS_CMD} | tr '\n' ' '")
              :
              if [ -n "${SHELLCHECK_FILES_NO_SH}" ]; then
                  LC_ALL=C.UTF-8 shellcheck ${SHELLCHECK_BASE_OPT} ${SHELLCHECK_IGN_OPT} ${SHELLCHECK_FILES_NO_SH}
              fi
              if [ -n "${SHELLCHECK_FILES_SH}" ]; then
                  LC_ALL=C.UTF-8 shellcheck ${SHELLCHECK_BASE_OPT} ${SHELLCHECK_IGN_OPT} ${SHELLCHECK_FILES_SH}
              fi
              if [ -n "${SHELLCHECK_FILES_INCLUDE_SH}" ]; then
                  LC_ALL=C.UTF-8 shellcheck ${SHELLCHECK_BASE_OPT} ${SHELLCHECK_INCLUDE_IGN_OPT} ${SHELLCHECK_FILES_INCLUDE_SH}
              fi
          else
              echo "ShellCheck is not installed, skip checking by ShellCheck."
          fi

      #
      # Check by helm template
      #
      - name: Helm template
        run: |
          REPONAME=$(echo "${GITHUB_REPOSITORY}" | sed -e 's#^.*/##g')
          cd "${GITHUB_WORKSPACE}"/..
          helm template dummy "${REPONAME}" --set k2hr3.unscopedToken=dummy_token --set k2hr3.clusterName=dummy_k2hr3 | sed -e 's/^# Source:.*$//g' -e 's#image:[[:space:]]*.*/#image: #g' > /tmp/test_template.result
          diff /tmp/test_template.result "${GITHUB_WORKSPACE}"/.github/workflows/helm_template.result

      #
      # Check by helm lint
      #
      - name: Helm lint
        run: |
          REPONAME=$(echo "${GITHUB_REPOSITORY}" | sed -e 's#^.*/##g')
          cd "${GITHUB_WORKSPACE}"/..
          helm lint "${REPONAME}" --set k2hr3.unscopedToken=dummy_token --set k2hr3.clusterName=dummy_k2hr3 | tail -1 > /tmp/test_lint.result
          diff /tmp/test_lint.result "${GITHUB_WORKSPACE}"/.github/workflows/helm_lint.result

      #
      # Set git config
      #
      - name: Configure Git
        run: |
          git config user.name "${GITHUB_ACTOR}"
          git config user.email "${GITHUB_ACTOR}@users.noreply.github.com"

      #
      # Release Helm Chart
      #
      # [NOTE]
      # Release tags, asset files, and index.yaml in gh-pages will not be
      # updated or created in repositories other than the "yahoojapan"
      # organization.
      # It means that forked repositories do not run these processes.
      # But, you can force to execute these by setting
      # "FORCE_PKG_ORG=<your organization name>" to Secret.
      #
      - name: Check/Publish Helm Chart package
        env:
          GH_TOKEN:        "${{ secrets.GITHUB_TOKEN }}"
          RUN_TAGGING_ORG: "${{ secrets.RUN_TAGGING_ORG }}"
        run: |
          /bin/sh -c "${GITHUB_WORKSPACE}/.github/workflows/helm_packager.sh ${GITHUB_WORKSPACE}/Chart.yaml ${GITHUB_WORKSPACE}/CHANGELOG.md"

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