deploy-snapshot.yml

# Expected secrets
# MAVEN_CENTRAL_USERNAME - Username for Maven Central
# MAVEN_CENTRAL_PASSWORD - Password for Maven Central
# MAVEN_SIGNING_KEY_ASCII - GPG key without a password which has ASCII-armored and then BASE64-encoded

# Note that we sign the snapshot releases with GPG key, too

name: Deploy Snapshot

on:
  workflow_dispatch:
  push:
    branches:
      - main
    paths-ignore:
      - '.github/ISSUE_TEMPLATE/*'
      - '.github/PULL_REQUEST_TEMPLATE.md'
      - 'LICENSE'
      - 'README.md'
      - 'docs/**'

concurrency: deploy_snapshot

jobs:
  validate_gradle_wrapper:
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - name: Checkout
        timeout-minutes: 1
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
      # Gradle Wrapper validation can be flaky
      # https://github.com/gradle/wrapper-validation-action/issues/40
      - name: Gradle Wrapper Validation
        timeout-minutes: 1
        uses: gradle/wrapper-validation-action@f9c9c575b8b21b6485636a91ffecd10e558c62f6

  check_secrets:
    environment: deployment
    permissions:
      contents: read
    runs-on: ubuntu-latest
    outputs:
      has-secrets: ${{ steps.check_secrets.outputs.defined }}
    steps:
      - id: check_secrets
        env:
          MAVEN_CENTRAL_USERNAME: ${{ secrets.MAVEN_CENTRAL_USERNAME }}
          MAVEN_CENTRAL_PASSWORD: ${{ secrets.MAVEN_CENTRAL_PASSWORD }}
          MAVEN_SIGNING_KEY: ${{ secrets.MAVEN_SIGNING_KEY_ASCII }}
        if: "${{ env.MAVEN_CENTRAL_USERNAME != '' && env.MAVEN_CENTRAL_PASSWORD != '' && env.MAVEN_SIGNING_KEY != '' }}"
        run: echo "defined=true" >> $GITHUB_OUTPUT

  deploy_snapshot:
    environment: deployment
    needs: [validate_gradle_wrapper, check_secrets]
    if: needs.check_secrets.outputs.has-secrets == 'true'
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - name: Checkout
        timeout-minutes: 1
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
      - name: Setup
        id: setup
        timeout-minutes: 50
        uses: ./.github/actions/setup
      # While not strictly necessary, this sanity checks the build before attempting to upload.
      # This adds minimal additional build time, since most of the work is cached and re-used
      # in the next step.
      - name: Deploy to Maven Local
        timeout-minutes: 25
        env:
          ORG_GRADLE_PROJECT_IS_SNAPSHOT: true
          ORG_GRADLE_PROJECT_ZCASH_ASCII_GPG_KEY: ${{ secrets.MAVEN_SIGNING_KEY_ASCII }}
        run: |
          ./gradlew publishReleasePublicationToMavenLocalRepository --no-parallel
      # Note that GitHub Actions appears to have issues with environment variables that contain periods,
      # so the GPG variables are done as command line arguments instead.
      - name: Deploy to Maven Central
        timeout-minutes: 8
        env:
          ORG_GRADLE_PROJECT_ZCASH_MAVEN_PUBLISH_USERNAME: ${{ secrets.MAVEN_CENTRAL_USERNAME }}
          ORG_GRADLE_PROJECT_ZCASH_MAVEN_PUBLISH_PASSWORD: ${{ secrets.MAVEN_CENTRAL_PASSWORD }}
          ORG_GRADLE_PROJECT_ZCASH_ASCII_GPG_KEY: ${{ secrets.MAVEN_SIGNING_KEY_ASCII }}
          ORG_GRADLE_PROJECT_IS_SNAPSHOT: true
        run: |
          ./gradlew publishReleasePublicationToMavenCentralRepository --no-parallel
      - name: Collect Artifacts
        timeout-minutes: 1
        if: ${{ always() }}
        env:
          ARTIFACTS_DIR_PATH: ${{ format('{0}/artifacts', env.home) }}
          BINARIES_ZIP_PATH: ${{ format('{0}/artifacts/snapshot_binaries.zip', env.home) }}
        run: |
          mkdir ${ARTIFACTS_DIR_PATH}

          zip -r ${BINARIES_ZIP_PATH} . -i *build/outputs/*
      - name: Upload Artifacts
        if: ${{ always() }}
        uses: actions/upload-artifact@834a144ee995460fba8ed112a2fc961b36a5ec5a
        timeout-minutes: 10
        with:
          name: Snapshot binaries
          path: ~/artifacts