slack-notify.yml

name: Reusable CI success/failure Slack notification bot
on:
  workflow_call:
    inputs:
      result:
        description: "Result of running the caller workflow (e.g., 'success', 'failure', 'skipped')"
        required: true
        type: string
      channel:
        description: "Slack channel to which the bot notification is sent"
        required: true
        type: string
      message:
        description: "Sub-string to include in the message, e.g. about which action has failed/succeeded"
        required: true
        type: string
    secrets:
      SLACK_WEBHOOK:
        required: true

jobs:
  report-to-slack:
    runs-on: ubuntu-latest
    steps:
      - name: Send build success notification
        if: inputs.result == 'success'
        uses: rtCamp/action-slack-notify@v2.3.2
        env:
          SLACK_MESSAGE: ${{ github.repository }} ${{ inputs.message }} ${{ github.run_number }} has succeeded
          SLACK_TITLE: Build Success
          SLACK_CHANNEL: ${{ inputs.channel }}
          SLACK_USERNAME: GitHub Build Bot
          SLACK_ICON: https://slack-files2.s3-us-west-2.amazonaws.com/avatars/2017-12-19/288981919427_f45f04edd92902a96859_512.png
          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}

      - name: Send build failure notification
        if: inputs.result == 'failure'
        uses: rtCamp/action-slack-notify@v2.3.2
        env:
          SLACK_COLOR: '#FF0000'
          SLACK_LINK_NAMES: true
          SLACK_MESSAGE: '<!here> ${{ github.repository }} ${{ inputs.message }} ${{ github.run_number }} has failed'
          SLACK_TITLE: Build Failure!
          SLACK_CHANNEL: ${{ inputs.channel }}
          SLACK_USERNAME: GitHub Build Bot
          SLACK_ICON: https://slack-files2.s3-us-west-2.amazonaws.com/avatars/2017-12-19/288981919427_f45f04edd92902a96859_512.png
          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}