cosign/.github/workflows/github-oidc.yaml

# Copyright 2021 The Sigstore Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: Test GitHub OIDC
on:
  push:
    paths:
      - '**'
      - '!**.md'
      - '!doc/**'
      - '!**.txt'
      - '!images/**'
      - '!LICENSE'
      - 'test/**'
    branches: [ 'main', 'release-*' ]
  schedule:
    - cron: '0 1 * * *' # 1AM UTC
  workflow_dispatch:

permissions: {}

jobs:
  build:
    runs-on: ubuntu-latest
    if: github.repository == 'sigstore/cosign'

    permissions:
      id-token: write
      packages: write
      contents: read

    env:
      GIT_HASH: ${{ github.sha }}
      GIT_VERSION: unstable
      GITHUB_RUN_ID: ${{ github.run_id }}
      GITHUB_RUN_ATTEMPT: ${{ github.run_attempt }}
      KO_PREFIX: ghcr.io/${{ github.repository }}

    steps:
      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Extract version of Go to use
        run: echo "GOVERSION=$(awk -F'[:@]' '/FROM golang/{print $2; exit}' Dockerfile)" >> $GITHUB_ENV

      - uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # v7.0.0
        with:
          go-version: '${{ env.GOVERSION }}'
          check-latest: true
          cache: false

      # Install tools.
      - uses: ko-build/setup-ko@61b4d1d396f5b2e7d6bb6fefdce3dc38d1a13445 # v0.10

      - name: build cosign from the HEAD
        run: |
          make cosign
          ./cosign version

      - name: Build and sign a container image
        run: |
          set -e
          # Build and publish an image.
          make sign-ci-keyless-containers