tests: Add tests for signing and verifying rekorv2 bundles

These are fairly basic for now.

Signed-off-by: Jussi Kukkonen <[email protected]>

Author: jku

test/assets/staging-rekor-v2.txt

@@ -0,0 +1,5 @@
+DO NOT MODIFY ME!
+
+this is "staging-rekor-v2.txt", a sample input for sigstore-python's unit tests.
+
+DO NOT MODIFY ME!

test/assets/staging-rekor-v2.txt.sigstore.json

@@ -0,0 +1 @@
+{"mediaType": "application/vnd.dev.sigstore.bundle.v0.3+json", "verificationMaterial": {"certificate": {"rawBytes": "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"}, "tlogEntries": [{"logIndex": "645", "logId": {"keyId": "8w1amZ2S5mJIQkQmPxdMuOrL/oJkvFg9MnQXmeOCXck="}, "kindVersion": {"kind": "hashedrekord", "version": "0.0.2"}, "inclusionProof": {"logIndex": "645", "rootHash": "kNum4JmdViJPfZLMRB3xPi6flATj2JzJSiF+1pQDzNQ=", "treeSize": "646", "hashes": ["eTqr8nE8VGEREKQ2MDQeD+zKHTJERE6iNw0tG1G+WbQ=", "wzbEsO0X3AWHadlgJZx7yhJdRVEZ2dEY21okXQ6UIi4=", "QMesRTEZdIgthOEinYE/9J7wGv+VmArDZTICj9POmhY=", "UNUMG62rMwoqCqFKknh4R5Ubkf5Z6dj+Pk0m/1xu8uo="], "checkpoint": {"envelope": "log2025-alpha1.rekor.sigstage.dev\n646\nkNum4JmdViJPfZLMRB3xPi6flATj2JzJSiF+1pQDzNQ=\n\n\u2014 log2025-alpha1.rekor.sigstage.dev 8w1amQA0XB55lIjvC/rvbpawQn9lp2R5TSkvqoNJuxcH9Ii05Ddi66xN8z5ZE6GsK2MkvgNZuqnZ5RtHbq2kpt/B8AE=\n"}}, "canonicalizedBody": "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"}], "timestampVerificationData": {"rfc3161Timestamps": [{"signedTimestamp": "MIIE6zADAgEAMIIE4gYJKoZIhvcNAQcCoIIE0zCCBM8CAQMxDTALBglghkgBZQMEAgEwgcMGCyqGSIb3DQEJEAEEoIGzBIGwMIGtAgEBBgkrBgEEAYO/MAIwMTANBglghkgBZQMEAgEFAAQgOjYPmS6Qixa9OQqdXWQMPN66194GUnV3liEVd7cbW8oCFQDuYcF6Hx3Wi2sgxpmG+IG2KlvUKRgPMjAyNTA2MDkxMTU3MzhaMAMCAQECCQCbf5cNt4JRDqAypDAwLjEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MRUwEwYDVQQDEwxzaWdzdG9yZS10c2GgggITMIICDzCCAZagAwIBAgIUCjWhBmHV4kFzxomWp/J98n4DfKcwCgYIKoZIzj0EAwMwOTEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MSAwHgYDVQQDExdzaWdzdG9yZS10c2Etc2VsZnNpZ25lZDAeFw0yNTAzMjgwOTE0MDZaFw0zNTAzMjYwODE0MDZaMC4xFTATBgNVBAoTDHNpZ3N0b3JlLmRldjEVMBMGA1UEAxMMc2lnc3RvcmUtdHNhMHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEx1v5F3HpD9egHuknpBFlRz7QBRDJu4aeVzt9zJLRY0lvmx1lF7WBM2c9AN8ZGPQsmDqHlJN2R/7+RxLkvlLzkc19IOx38t7mGGEcB7agUDdCF/Ky3RTLSK0Xo/0AgHQdo2owaDAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0OBBYEFKj8ZPYo3i7mO3NPVIxSxOGc3VOlMB8GA1UdIwQYMBaAFDsgRlletTJNRzDObmPuc3RH8gR9MBYGA1UdJQEB/wQMMAoGCCsGAQUFBwMIMAoGCCqGSM49BAMDA2cAMGQCMESvVS6GGtF33+J19TfwENWJXjRv4i0/HQFwLUSkX6TfV7g0nG8VnqNHJLvEpAtOjQIwUD3uywTXorQP1DgbV09rF9Yen+CEqs/iEpieJWPst280SSOZ5Na+dyPVk9/8SFk6MYIB3DCCAdgCAQEwUTA5MRUwEwYDVQQKEwxzaWdzdG9yZS5kZXYxIDAeBgNVBAMTF3NpZ3N0b3JlLXRzYS1zZWxmc2lnbmVkAhQKNaEGYdXiQXPGiZan8n3yfgN8pzALBglghkgBZQMEAgGggfwwGgYJKoZIhvcNAQkDMQ0GCyqGSIb3DQEJEAEEMBwGCSqGSIb3DQEJBTEPFw0yNTA2MDkxMTU3MzhaMC8GCSqGSIb3DQEJBDEiBCA6qJ7IlNaN4uuHegN2O+NsWY5kB6sw8E/Q3H3arU8jmDCBjgYLKoZIhvcNAQkQAi8xfzB9MHsweQQgBvT/4Ef+s1mZtzOw16MjUBz8GOTAM2aoRdd1NudLJ0QwVTA9pDswOTEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MSAwHgYDVQQDExdzaWdzdG9yZS10c2Etc2VsZnNpZ25lZAIUCjWhBmHV4kFzxomWp/J98n4DfKcwCgYIKoZIzj0EAwIEaDBmAjEA9vHFXY/Ia5L2g8F7ipZpiJOgDoAau7L+UkE5c1cCM2FYDZN1QQzWjXGj1CwQMOcuAjEAtBIxQiiecOzOkFo1Bj0n9xkIjyErSBT+P3P6OWgwdivDosxQCTMF7iNeI7wgFQxw"}]}}, "messageSignature": {"messageDigest": {"algorithm": "SHA2_256", "digest": "FfZyRhFZIbt8HeDn6eknXIAW3CVKDACYiJRLftNkSqo="}, "signature": "MEUCIAZ6T8AUZSCBZaKJksLlSilNqEEOt4ZyGMGepUpKp7VGAiEAs/X0kMJTnEOuz/DLWxTL4wBVNkiWIUDF36EED70396A="}}

test/unit/conftest.py

@@ -31,6 +31,7 @@
 from id import (
     detect_credential,
 )
+from sigstore_protobuf_specs.dev.sigstore.trustroot.v1 import Service
 from tuf.api.exceptions import DownloadHTTPError
 from tuf.ngclient import FetcherInterface, updater
 
@@ -237,6 +238,34 @@ def signer():
     return signer, verifier, IdentityToken(token)
 
 
+@pytest.fixture
+def staging_with_rekorv2() -> tuple[
+    type[SigningContext], type[Verifier], IdentityToken
+]:
+    """
+    Returns a SigningContext, Verifier, and IdentityToken for the staging environment.
+    The signingContext will use the Rekor V2 instance even if it is not yet enabled in
+    staging signing config.
+    """
+
+    def signer():
+        trust_config = ClientTrustConfig.staging()
+        trust_config.signing_config._tlogs.append(
+            Service("https://log2025-alpha1.rekor.sigstage.dev", 2)
+        )
+        return SigningContext.from_trust_config(trust_config)
+
+    verifier = Verifier.staging
+
+    # Detect env variable for local interactive tests.
+    token = os.getenv("SIGSTORE_IDENTITY_TOKEN_staging")
+    if not token:
+        # If the variable is not defined, try getting an ambient token.
+        token = detect_credential(TEST_CLIENT_ID)
+
+    return signer, verifier, IdentityToken(token)
+
+
 @pytest.fixture
 def dummy_jwt():
     def _dummy_jwt(claims: dict):

test/unit/test_sign.py

@@ -51,6 +51,21 @@ def test_sign_rekor_entry_consistent(sign_ctx_and_ident_for_env):
     assert expected_entry.log_index == actual_entry.log_index
 
 
+@pytest.mark.staging
+def test_sign_with_staging_rekor_v2(staging_with_rekorv2, null_policy):
+    ctx_cls, verifier_cls, identity = staging_with_rekorv2
+
+    ctx: SigningContext = ctx_cls()
+    verifier = verifier_cls()
+    assert identity is not None
+
+    payload = secrets.token_bytes(32)
+    with ctx.signer(identity) as signer:
+        bundle = signer.sign_artifact(payload)
+
+    verifier.verify_artifact(payload, bundle, null_policy)
+
+
 @pytest.mark.parametrize("env", ["staging", "production"])
 @pytest.mark.ambient_oidc
 def test_sct_verify_keyring_lookup_error(sign_ctx_and_ident_for_env, monkeypatch):

test/unit/verify/test_verifier.py

@@ -76,7 +76,8 @@ def test_verifier_multiple_verifications(signing_materials, null_policy):
 
 @pytest.mark.online
 @pytest.mark.parametrize(
-    "filename", ("bundle.txt", "bundle_v3.txt", "bundle_v3_alt.txt")
+    "filename",
+    ("bundle.txt", "bundle_v3.txt", "bundle_v3_alt.txt", "staging-rekor-v2.txt"),
 )
 def test_verifier_bundle(signing_bundle, null_policy, filename):
     (file, bundle) = signing_bundle(filename)