feat(security): stage Redis runtime cache canary

scripts/security/tests/test_runtime_image_mirror_controller.py

@@ -6,6 +6,7 @@ import sys
 import tarfile
 import tempfile
 import unittest
+from dataclasses import replace
 from io import BytesIO
 from pathlib import Path
 from unittest.mock import patch
@@ -41,6 +42,10 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
             path.write_text(json.dumps(payload), encoding="utf-8")
             return controller.load_policy(path).images[0]
 
+    def _single_staging_image_policy(self):
+        policy = controller.load_staging_policy(STAGING_POLICY_PATH)
+        return replace(policy, images=(policy.images[0],))
+
     def test_policy_is_internal_digest_pinned_and_runtime_cache_only(self) -> None:
         policy = controller.load_policy(POLICY_PATH)
         raw = POLICY_PATH.read_text(encoding="utf-8")
@@ -85,7 +90,7 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
         ):
             self._image_with_container_kind("ephemeral_container")
 
-    def test_staging_policy_is_runtime_cache_only_and_init_canary_scoped(
+    def test_staging_policy_is_runtime_cache_only_and_bounded_canary_scoped(
         self,
     ) -> None:
         policy = controller.load_staging_policy(STAGING_POLICY_PATH)
@@ -93,12 +98,38 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
 
         self.assertEqual(policy.work_item_id, "AIA-P0-006-02B")
         self.assertEqual(policy.risk_level, "high")
-        self.assertEqual(len(policy.images), 1)
-        image = policy.images[0]
-        self.assertEqual(image.runtime_repository, "argocd")
-        self.assertEqual(image.workload.name, "argocd-dex-server")
-        self.assertEqual(image.workload.container, "copyutil")
-        self.assertEqual(image.workload.container_kind, "init_container")
+        self.assertEqual(len(policy.images), 2)
+        by_asset = {image.asset_id: image for image in policy.images}
+        self.assertEqual(
+            set(by_asset),
+            {
+                "runtime-image:argocd-v3.3.6-canary",
+                "runtime-image:redis-8.2.3-canary",
+            },
+        )
+        argocd = by_asset["runtime-image:argocd-v3.3.6-canary"]
+        self.assertEqual(argocd.runtime_repository, "argocd")
+        self.assertEqual(argocd.workload.name, "argocd-dex-server")
+        self.assertEqual(argocd.workload.container, "copyutil")
+        self.assertEqual(argocd.workload.container_kind, "init_container")
+
+        redis = by_asset["runtime-image:redis-8.2.3-canary"]
+        self.assertEqual(
+            redis.source_index_digest,
+            "sha256:08ad0b1d280850169a790dba1393ff7a90aef951fc19632cf4d3ce4f78e679ba",
+        )
+        self.assertEqual(
+            redis.platform_digest,
+            "sha256:e499175dfb27569cd40010c2eee346113db95fdd0efc88ab9fd70a9e807f4542",
+        )
+        self.assertEqual(
+            redis.source_config_digest,
+            "sha256:f508abec2c47b3b5099daf9e7b11ead2a9396c17ca46654f2f9723c14892e3da",
+        )
+        self.assertEqual(redis.runtime_repository, "redis")
+        self.assertEqual(redis.workload.name, "argocd-redis")
+        self.assertEqual(redis.workload.container, "redis")
+        self.assertEqual(redis.workload.container_kind, "container")
         self.assertNotIn("github.com", raw)
         self.assertNotIn("ghcr.io", raw)
         self.assertIn('"external_pull_allowed": false', raw)
@@ -428,7 +459,7 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
         self.assertNotIn("HARBOR_PASSWORD", mirror_block)
 
     def test_staging_reuses_verified_internal_artifact_without_export(self) -> None:
-        policy = controller.load_staging_policy(STAGING_POLICY_PATH)
+        policy = self._single_staging_image_policy()
         image = policy.images[0]
         descriptor = controller.RegistryDescriptor(
             digest="sha256:" + "1" * 64,
@@ -473,7 +504,7 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
     def test_staging_exports_cached_source_and_verifies_remote_provenance(
         self,
     ) -> None:
-        policy = controller.load_staging_policy(STAGING_POLICY_PATH)
+        policy = self._single_staging_image_policy()
         image = policy.images[0]
         descriptor = controller.RegistryDescriptor(
             digest="sha256:" + "2" * 64,
@@ -531,7 +562,7 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
         self.assertEqual(remove.call_count, 2)
 
     def test_staging_rejects_internal_artifact_with_wrong_provenance(self) -> None:
-        policy = controller.load_staging_policy(STAGING_POLICY_PATH)
+        policy = self._single_staging_image_policy()
         image = policy.images[0]
         descriptor = controller.RegistryDescriptor(
             digest="sha256:" + "3" * 64,