custom-key-attestation-sbom-spdxjson.yaml

# Copyright 2022 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
#
#     https://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: custom-key-attestation-sbom-spdxjson
#
# Description:
#   Assert that all images must have a
#   signed SPDX SBOM (spdxjson) attestation
#   using a custom key
#

apiVersion: policy.sigstore.dev/v1alpha1
kind: ClusterImagePolicy
metadata:
  name: custom-key-attestation-sbom-spdxjson
spec:
  images:
  - glob: "**"
  authorities:
  - name: custom-key
    key:
      data: |
        -----BEGIN PUBLIC KEY-----
        MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEOc6HkISHzVdUbtUsdjYtPuyPYBeg
        4FCemyVurIM4KEORQk4OAu8ZNwxvGSoY3eAabYaFIPPQ8ROAjrbdPwNdJw==
        -----END PUBLIC KEY-----
    ctlog:
      url: https://rekor.sigstore.dev
    attestations:
    - name: must-have-spdxjson
      predicateType: spdxjson
      policy:
        type: cue
        data: |
          predicateType: "https://spdx.dev/Document"