NODEDC_PLATFORM/infra/deploy-runner/test_engine_n8n_private_ext...

286 lines
13 KiB
Python

#!/usr/bin/env python3
import importlib.machinery
import importlib.util
import json
import os
import subprocess
import tarfile
import tempfile
import unittest
from pathlib import Path
SCRIPT_DIR = Path(__file__).resolve().parent
PLATFORM_ROOT = SCRIPT_DIR.parent.parent
ENGINE_ROOT = PLATFORM_ROOT.parent / "NODEDC_ENGINE_INFRA"
RUNNER_PATH = SCRIPT_DIR / "nodedc-deploy"
BUILDER_PATH = SCRIPT_DIR / "build-engine-n8n-private-extension-artifact.mjs"
STAGE_ARTIFACT = (
PLATFORM_ROOT
/ "infra/deploy-artifacts"
/ "nodedc-n8n-private-extension-n8n-nodes-ndc-release-20260716-003.tgz"
)
EXPECTED_NODES = [
"n8n-nodes-ndc.ndcDataProductPublish",
"n8n-nodes-ndc.ndcDataProductRead",
"n8n-nodes-ndc.ndcFoundryBinding",
]
EXPECTED_CREDENTIALS = [
"ndcDataProductWriterApi",
"ndcDataProductReaderApi",
"ndcFoundryBindingApi",
]
def load_runner():
loader = importlib.machinery.SourceFileLoader("nodedc_engine_deploy_under_test", str(RUNNER_PATH))
spec = importlib.util.spec_from_loader(loader.name, loader)
module = importlib.util.module_from_spec(spec)
loader.exec_module(module)
return module
RUNNER = load_runner()
class EngineN8nPrivateExtensionTest(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.temporary = tempfile.TemporaryDirectory(prefix="nodedc-engine-n8n-policy-")
cls.root = Path(cls.temporary.name)
cls.results = []
for index in range(2):
output = cls.root / f"build-{index}"
output.mkdir()
env = os.environ.copy()
env["NODEDC_DEPLOY_ARTIFACT_DIR"] = str(output)
env["NODEDC_N8N_EXTENSION_STAGE_ARTIFACT"] = str(STAGE_ARTIFACT)
result = subprocess.run(
["node", str(BUILDER_PATH)],
cwd=PLATFORM_ROOT,
env=env,
check=True,
capture_output=True,
text=True,
)
cls.results.append(json.loads(result.stdout))
@classmethod
def tearDownClass(cls):
cls.temporary.cleanup()
def artifact(self, build_index, kind):
return Path(self.results[build_index][kind]["artifact"])
def test_engine_artifacts_are_byte_reproducible(self):
for kind in ("activation", "rollback"):
first = self.artifact(0, kind).read_bytes()
second = self.artifact(1, kind).read_bytes()
self.assertEqual(first, second)
self.assertEqual(self.results[0][kind]["sha256"], self.results[1][kind]["sha256"])
self.assertEqual(first[4:8], b"\0\0\0\0")
self.assertEqual(first[3] & 0x08, 0)
def test_activation_and_rollback_pass_strict_runner_policy(self):
expected = {"activation": ("activate", 7), "rollback": ("rollback-inactive", 4)}
for kind, (action, entry_count) in expected.items():
with self.subTest(kind=kind), tempfile.TemporaryDirectory() as directory:
manifest, entries, payload = RUNNER.load_artifact(
self.artifact(0, kind),
Path(directory),
)
descriptor = RUNNER.read_engine_n8n_transition_descriptor(
payload / RUNNER.ENGINE_N8N_TRANSITION_DESCRIPTOR_REL
)
self.assertEqual(manifest["component"], "engine")
self.assertEqual(descriptor["action"], action)
self.assertEqual(len(entries), entry_count)
self.assertEqual(RUNNER.component_services("engine", entries), ("n8n",))
self.assertEqual(RUNNER.component_builds("engine", entries), ())
self.assertFalse(RUNNER.component_publish_dist("engine", entries))
def test_activation_catalog_is_exact_three_without_tool_variants(self):
with tempfile.TemporaryDirectory() as directory:
_manifest, _entries, payload = RUNNER.load_artifact(
self.artifact(0, "activation"),
Path(directory),
)
nodes = json.loads((payload / RUNNER.ENGINE_N8N_NODES_CATALOG_REL).read_text())
credentials = json.loads((payload / RUNNER.ENGINE_N8N_CREDENTIALS_CATALOG_REL).read_text())
private_nodes = [item for item in nodes if item.get("name", "").startswith("n8n-nodes-ndc.")]
private_credentials = [item for item in credentials if item.get("name") in EXPECTED_CREDENTIALS]
self.assertEqual([item["name"] for item in private_nodes], EXPECTED_NODES)
self.assertEqual([item["name"] for item in private_credentials], EXPECTED_CREDENTIALS)
self.assertTrue(all("usableAsTool" not in item for item in private_nodes))
self.assertEqual((len(nodes), len(credentials)), (437, 388))
def test_rollback_catalog_restores_verified_inactive_baseline(self):
with tempfile.TemporaryDirectory() as directory:
_manifest, _entries, payload = RUNNER.load_artifact(
self.artifact(0, "rollback"),
Path(directory),
)
nodes = json.loads((payload / RUNNER.ENGINE_N8N_NODES_CATALOG_REL).read_text())
credentials = json.loads((payload / RUNNER.ENGINE_N8N_CREDENTIALS_CATALOG_REL).read_text())
self.assertEqual([item for item in nodes if item.get("name", "").startswith("n8n-nodes-ndc.")], [])
self.assertEqual([item for item in credentials if item.get("name") in EXPECTED_CREDENTIALS], [])
self.assertEqual((len(nodes), len(credentials)), (434, 385))
def test_compose_override_is_runner_derived_and_offline(self):
with tempfile.TemporaryDirectory() as directory:
_manifest, _entries, payload = RUNNER.load_artifact(
self.artifact(0, "activation"),
Path(directory),
)
descriptor = RUNNER.read_engine_n8n_transition_descriptor(
payload / RUNNER.ENGINE_N8N_TRANSITION_DESCRIPTOR_REL
)
override = (payload / RUNNER.ENGINE_N8N_COMPOSE_OVERRIDE_REL).read_text()
self.assertEqual(override, RUNNER.expected_engine_n8n_compose_override(descriptor))
self.assertIn("pull_policy: never", override)
self.assertIn("N8N_USER_FOLDER: /home/node", override)
self.assertIn(":/home/node/.n8n/nodes/node_modules/n8n-nodes-ndc:ro", override)
self.assertNotIn("N8N_CUSTOM_EXTENSIONS", override)
self.assertNotIn("build:", override)
def test_unknown_descriptor_key_is_rejected(self):
with tempfile.TemporaryDirectory() as directory:
work = Path(directory)
RUNNER.safe_extract(self.artifact(0, "activation"), work)
descriptor_path = work / "payload" / RUNNER.ENGINE_N8N_TRANSITION_DESCRIPTOR_REL
descriptor = json.loads(descriptor_path.read_text())
descriptor["unexpected"] = True
descriptor_path.write_text(json.dumps(descriptor))
with self.assertRaisesRegex(RUNNER.DeployError, "keys mismatch"):
RUNNER.validate_engine_n8n_transition(
work / "payload",
RUNNER.parse_files_list(work / "files.txt"),
)
def test_core_catalog_substitution_is_rejected_even_when_counts_match(self):
cases = (
("activation", RUNNER.ENGINE_N8N_NODES_CATALOG_REL, "node"),
("activation", RUNNER.ENGINE_N8N_CREDENTIALS_CATALOG_REL, "credential"),
("rollback", RUNNER.ENGINE_N8N_NODES_CATALOG_REL, "node"),
("rollback", RUNNER.ENGINE_N8N_CREDENTIALS_CATALOG_REL, "credential"),
)
for kind, relative_path, label in cases:
with self.subTest(kind=kind, catalog=label), tempfile.TemporaryDirectory() as directory:
work = Path(directory)
RUNNER.safe_extract(self.artifact(0, kind), work)
catalog_path = work / "payload" / relative_path
catalog = json.loads(catalog_path.read_text())
if label == "node":
candidate = next(
item for item in catalog
if not item.get("name", "").startswith("n8n-nodes-ndc.")
)
candidate["name"] = "n8n-nodes-unreviewed.hiddenNode"
else:
candidate = next(
item for item in catalog
if item.get("name") not in EXPECTED_CREDENTIALS
)
candidate["name"] = "unreviewedCredential"
catalog_path.write_text(json.dumps(catalog, indent=2) + "\n")
with self.assertRaisesRegex(RUNNER.DeployError, "catalog sha256 mismatch"):
RUNNER.validate_engine_n8n_transition(
work / "payload",
RUNNER.parse_files_list(work / "files.txt"),
)
def test_old_engine_artifact_is_rejected_by_descriptor_gate(self):
old = PLATFORM_ROOT / "infra/deploy-artifacts/nodedc-engine-n8n-private-extension-20260715-002.tgz"
if not old.is_file():
self.skipTest("rejected historical artifact not present")
with tempfile.TemporaryDirectory() as directory:
with self.assertRaisesRegex(RUNNER.DeployError, "canonical transition descriptor"):
RUNNER.load_artifact(old, Path(directory))
def test_engine_source_keeps_base_compose_and_separate_override(self):
original_root = RUNNER.COMPONENTS["engine"]["payload_root"]
original_compose = RUNNER.COMPONENTS["engine"]["compose_root"]
try:
RUNNER.COMPONENTS["engine"]["payload_root"] = ENGINE_ROOT
RUNNER.COMPONENTS["engine"]["compose_root"] = ENGINE_ROOT
RUNNER.validate_engine_n8n_base_compose_source()
finally:
RUNNER.COMPONENTS["engine"]["payload_root"] = original_root
RUNNER.COMPONENTS["engine"]["compose_root"] = original_compose
def test_additional_n8n_runtime_service_is_rejected(self):
original_root = RUNNER.COMPONENTS["engine"]["payload_root"]
original_compose = RUNNER.COMPONENTS["engine"]["compose_root"]
try:
with tempfile.TemporaryDirectory() as directory:
engine_root = Path(directory)
compose = (ENGINE_ROOT / "docker-compose.yml").read_text()
compose += (
"\n n8n-worker-2:\n"
" image: docker.n8n.io/n8nio/n8n:${N8N_IMAGE_TAG:-2.3.2}\n"
)
(engine_root / "docker-compose.yml").write_text(compose)
RUNNER.COMPONENTS["engine"]["payload_root"] = engine_root
RUNNER.COMPONENTS["engine"]["compose_root"] = engine_root
with self.assertRaisesRegex(RUNNER.DeployError, "exact service topology mismatch"):
RUNNER.validate_engine_n8n_base_compose_source()
finally:
RUNNER.COMPONENTS["engine"]["payload_root"] = original_root
RUNNER.COMPONENTS["engine"]["compose_root"] = original_compose
def test_sealed_release_exact_set_includes_implicit_directories(self):
release_relative = Path(
"payload/releases/n8n-nodes-ndc/0.1.2-05e4b38b14b4a019"
)
with tempfile.TemporaryDirectory() as directory:
work = Path(directory)
outer = work / "outer"
RUNNER.safe_extract(STAGE_ARTIFACT, outer)
staged_release = outer / release_relative
sealed_release = work / "sealed"
sealed_release.mkdir()
for filename in ("package.tgz", "release.json", "rollback.json"):
(sealed_release / filename).write_bytes(
(staged_release / filename).read_bytes()
)
expected_paths = {
"package",
"package.tgz",
"release.json",
"rollback.json",
}
with tarfile.open(staged_release / "package.tgz", "r:gz") as archive:
for member in archive:
RUNNER.add_engine_n8n_sealed_member_paths(
expected_paths,
member.name,
)
target = sealed_release.joinpath(*Path(member.name).parts)
if member.isdir():
target.mkdir(parents=True, exist_ok=True)
continue
target.parent.mkdir(parents=True, exist_ok=True)
source = archive.extractfile(member)
self.assertIsNotNone(source)
target.write_bytes(source.read())
actual_paths = {
path.relative_to(sealed_release).as_posix()
for path in sealed_release.rglob("*")
}
self.assertEqual(actual_paths, expected_paths)
self.assertIn("package/dist/nodes", expected_paths)
self.assertIn("package/dist/credentials", expected_paths)
def test_tar_members_have_no_appledouble_or_special_types(self):
for kind in ("activation", "rollback"):
with tarfile.open(self.artifact(0, kind), "r:gz") as archive:
for member in archive:
self.assertFalse(Path(member.name).name.startswith("._"))
self.assertTrue(member.isfile() or member.isdir())
if __name__ == "__main__":
unittest.main(verbosity=2)