{ "checker": { "claims": [ { "claim": "README describes a Python script for multi-user password rotation using RDS; the Lambda handler should rotate/create a secret for a create_secret step and return success", "command": " -I -c 'from rds_proxy_password_rotation.adapter.aws_lambda_function import lambda_handler\nlambda_handler({'\"'\"'Step'\"'\"':'\"'\"'create_secret'\"'\"','\"'\"'SecretId'\"'\"':'\"'\"'arn:aws:secretsmanager:eu-central-1:123456789012:secret:'\"'\"','\"'\"'ClientRequestToken'\"'\"':'\"'\"'0f1e2d3c-0000-4000-8000-000000000001'\"'\"','\"'\"'RotationToken'\"'\"':'\"'\"'tok'\"'\"'}, None)\nprint('\"'\"'HANDLER_OK'\"'\"')'", "evidence": "Probe runs agent-written code rather than a documented product command.", "expected": "HANDLER_OK printed with returncode 0", "input": "create_secret event for arn:aws:secretsmanager:eu-central-1:123456789012:secret:", "kind": "claim", "outcome": "Probe runs agent-written code rather than a documented product command.", "source": "Python script for multi-user password rotation using RDS and RDS", "source_checked": true, "source_file": "README.md", "verdict": "blocked" }, { "claim": "docker image pull", "command": "", "evidence": "docker is not installed in the guest and the image pull needs container runtime and GHCR access; not attempted", "expected": "", "input": "", "kind": "claim", "outcome": "docker is not installed in the guest and the image pull needs container runtime and GHCR access; not attempted", "source": "docker pull ghcr.io/Hapag-Lloyd/rds-proxy-password-rotation:edge", "source_checked": true, "source_file": "README.md", "verdict": "blocked" }, { "claim": "AWS Secrets Manager secret setup", "command": "", "evidence": "requires an AWS account with Secrets Manager and RDS Proxy resources; the guest has no AWS credentials or network access to AWS", "expected": "", "input": "", "kind": "claim", "outcome": "requires an AWS account with Secrets Manager and RDS Proxy resources; the guest has no AWS credentials or network access to AWS", "source": "Create a secret in AWS Secrets Manager with the following key-value pairs", "source_checked": true, "source_file": "README.md", "verdict": "blocked" } ], "cycle_checks": [ { "claim": "Scheduled or looping main behavior", "command": "", "evidence": "Inspected README.md, Dockerfile (CMD runs lambda_handler, a per-invocation AWS Lambda handler), pyproject.toml, setup.cfg, src/rds_proxy_password_rotation/adapter/aws_lambda_function.py and tests/. No cron, loop, webhook, scheduler, --once or --now entry exists; Lambda invocation is triggered externally by AWS Secrets Manager rotation, which cannot run in this guest.", "expected": "identify the product trigger", "input": "source inspection", "kind": "cycle", "outcome": "Inspected README.md, Dockerfile (CMD runs lambda_handler, a per-invocation AWS Lambda handler), pyproject.toml, setup.cfg, src/rds_proxy_password_rotation/adapter/aws_lambda_function.py and tests/. No cron, loop, webhook, scheduler, --once or --now entry exists; Lambda invocation is triggered externally by AWS Secrets Manager rotation, which cannot run in this guest.", "source": "repository entry points", "verdict": "yes" } ], "details": { "checks": [ { "check": "install", "details": { "argv": [ "", "-m", "pip", "install", "-e", ".[test]" ], "kind": "cli", "needs_browser": false, "needs_credentials": false, "returncode": 0, "scope": "partial: install", "stderr": "", "stdout": "Obtaining file://\n Installing build dependencies: started\n Installing build dependencies: finished with status 'done'\n Checking if build backend supports build_editable: started\n Checking if build backend supports build_editable: finished with status 'done'\n Getting requirements to build editable: started\n Getting requirements to build editable: finished with status 'done'\n Preparing editable metadata (pyproject.toml): started\n Preparing editable metadata (pyproject.toml): finished with status 'done'\nRequirement already satisfied: aws-lambda-powertools==3.37.0 in (from rds-proxy-password-rotation==0.1.0) (3.37.0)\nRequirement already satisfied: boto3==1.43.120 in (from rds-proxy-password-rotation==0.1.0) (1.43.120)\nRequirement already satisfied: boto3-stubs==1.43.120 in (from boto3-stubs[secretsmanager]==1.43.120->rds-proxy-password-rotation==0.1.0) (1.43.120)\n[excerpt truncated]", "working": false }, "optional": false, "status": "PASS" }, { "check": "start", "details": { "argv": [ "", "-I", "-c", "from rds_proxy_password_rotation.adapter.aws_lambda_function import lambda_handler\nlambda_handler({'Step':'create_secret','SecretId':'arn:aws:secretsmanager:eu-central-1:123456789012:secret:','ClientRequestToken':'0f1e2d3c-0000-4000-8000-000000000001','RotationToken':'tok'}, None)\nprint('HANDLER_OK')" ], "blocker": "product invocation failed: {\"argv\": [\"\", \"-I\", \"-c\", \"from rds_proxy_password_rotation.adapter.aws_lambda_function import lambda_handler\\nlambda_handler({'Step':'create_secret','SecretId':'arn:aws:secretsmanager:eu-central-1:123456789012:secret:','ClientRequestToken':'0f1e2d3c-0000-4000-8000-000000000001','RotationToken':'tok'}, None)\\nprint('HANDLER_OK')\"], \"returncode\": 1, \"stdout\": \"\", \"stderr\": \"Traceback (most recent call last):\\n File \\\"src/dependency_injector/providers.pyx\\\", line 4883, in dependency_injector.providers.deepcopy_kwargs\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 162, in deepcopy\\n y = _reconstruct(x, memo, *rv)\\n ^^^^^^^^^^^^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 259, in _reconstruct\\n state = deepcopy(state, memo)\\n ^^^^^^^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 136, in deepcopy\\n y = copier(x, memo)\\n ^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 221, in _deepcopy_dict\\n y[deepcopy(key, memo)] = deepcopy(value, memo)\\n ^^^^^^^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 162, in deepcopy\\n y = _reconstruct(x, memo, *rv)\\n ^^^^^^^^^^^^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 259, in _reconstruct\\n state = deepcopy(state, memo)\\n ^^^^^^^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 136, in deepcopy\\n y = copier(x, memo)\\n ^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 221, in _deepcopy_dict\\n y[deepcopy(key, memo)] = deepcopy(value, memo)\\n ^^^^^^^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 151, in deepcopy\\n rv = reductor(4)\\n ^^^^^^^^^^^\\nTypeError: cannot pickle '_thread.lock' object\\n\\nThe above exception was the direct cause of the following exception:\\n\\nTraceback (most recent call last):\\n File \\\"\\\", line 2, in \\n File \\\"\\\", line 140, in wrapper\\n response = middleware()\\n ^^^^^^^^^^^^\\n File \\\"\\\", line 171, in event_parser\\n return handler(parsed_event, context, **kwargs)\\n ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\\n File \\\"\\\", line 18, in lambda_handler\\n container = Container()\\n ^^^^^^^^^^^\\n File \\\"src/dependency_injector/containers.pyx\\\", line 743, in dependency_injector.containers.DeclarativeContainer.__new__\\n File \\\"src/dependency_injector/providers.pyx\\\", line 4838, in dependency_injector.providers.deepcopy\\n File \\\"src/dependency_injector/providers.pyx\\\", line 4845, in dependency_injector.providers.deepcopy\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 136, in deepcopy\\n y = copier(x, memo)\\n ^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 221, in _deepcopy_dict\\n y[deepcopy(key, memo)] = deepcopy(value, memo)\\n ^^^^^^^^^^^^^^^^^^^^^\\n File \\\"/usr/lib/python3.12/copy.py\\\", line 143, in deepcopy\\n y = copier(memo)\\n ^^^^^^^^^^^^\\n File \\\"src/dependency_injector/providers.pyx\\\", line 2789, in dependency_injector.providers.BaseSingleton.__deepcopy__\\n File \\\"src/dependency_injector/providers.pyx\\\", line 4885, in dependency_injector.providers.deepcopy_kwargs\\ndependency_injector.errors.NonCopyableArgumentError: Couldn't copy keyword argument boto3_secrets_manager for provider ) at 0x7440aebd3fa0>\\n\", \"needs_credentials\": false, \"needs_browser\": false}", "kind": "cli", "needs_browser": false, "needs_credentials": false, "returncode": 1, "stderr": "Traceback (most recent call last):\n File \"src/dependency_injector/providers.pyx\", line 4883, in dependency_injector.providers.deepcopy_kwargs\n File \"/usr/lib/python3.12/copy.py\", line 162, in deepcopy\n y = _reconstruct(x, memo, *rv)\n ^^^^^^^^^^^^^^^^^^^^^^^^^^\n File \"/usr/lib/python3.12/copy.py\", line 259, in _reconstruct\n state = deepcopy(state, memo)\n ^^^^^^^^^^^^^^^^^^^^^\n File \"/usr/lib/python3.12/copy.py\", line 136, in deepcopy\n y = copier(x, memo)\n ^^^^^^^^^^^^^^^\n File \"/usr/lib/python3.12/copy.py\", line 221, in _deepcopy_dict\n[excerpt truncated]", "stdout": "", "working": false }, "optional": false, "status": "FAIL" } ], "scope": "partial checks", "working": false }, "evidence_strength": "nothing_checked", "example_checks": [ { "claim": "repository unit test suite runs offline", "command": " -m pytest tests/unit -q -p no:cacheprovider", "deferred": false, "evidence": "................. [100%]\n17 passed in 0.49s", "expected": "17 passed", "input": "tests/unit", "kind": "example", "outcome": "command completed successfully", "returncode": 0, "source": "pyproject.toml [options.extras_require] test (pytest==8.4.2 pinned; README has no test section)", "verdict": "yes" } ], "status": "FAIL" }, "deviations": [ "README has no install/run section; installed from pyproject/setup.cfg as the Dockerfile does (pip install -e .[test]).", "docker not present in guest; GHCR image pull not attempted (claim recorded as non-testable).", "AWS Secrets Manager/RDS Proxy setup not testable offline (claim recorded as non-testable).", "No documented CLI exists for the Lambda handler; the operation runs via a python -I -c harness calling the documented handler, so probe and claim evidence is partial (agent-written code). The start check is therefore partial and valid=false stems from the replayed genuine failure, not from a harness bug.", "/inputs/coldpass-preflight.py does not exist in this VM; the checker at was used with --validate --replay.", "Expected output was kept at HANDLER_OK/returncode 0; not weakened to the observed crash.", "Pinned Git metadata was created with the task's git sequence; the source tree was otherwise untouched." ], "fault_owner": "repo", "main_blocker": "NonCopyableArgumentError: Couldn't copy keyword argument boto3_secrets_manager (boto3 client held as a class attribute of the DeclarativeContainer).", "operation": "Invoke the Lambda handler lambda_handler (src/rds_proxy_password_rotation/adapter/aws_lambda_function.py, the Dockerfile CMD) with a create_secret rotation event and expect it to return successfully", "operation_scope": "Offline guest, Python 3.12.3 venv at , pip install -e .[test] (pins dependency-injector==4.49.1, boto3==1.43.120). No AWS account or network access to AWS; no docker. Handler is only reachable as a Python callable, no documented CLI.", "outcome": "blocked", "plain_failure": "The Lambda handler cannot run at all: building the dependency-injection Container raises NonCopyableArgumentError because the boto3 Secrets Manager client is created at class level and dependency_injector deep-copies it. Unit tests (17) pass because they do not construct the Container.", "steps": [ "README.md has no install or run section; prerequisites: Python 3.10+, AWS Secrets Manager secrets, RDS Proxy secret, docker pull ghcr.io/Hapag-Lloyd/rds-proxy-password-rotation:edge", "python3 -m venv (Python 3.12.3, satisfies >=3.10)", " -m pip install -e '.[test]' (succeeded)", " -m pytest tests/unit -q -p no:cacheprovider (17 passed)", " -I -c 'from rds_proxy_password_rotation.adapter.aws_lambda_function import lambda_handler; lambda_handler({create_secret event}, None); print HANDLER_OK' -> returncode 1, dependency_injector.errors.NonCopyableArgumentError: Couldn't copy keyword argument boto3_secrets_manager for provider AwsSecretsManagerService", "git init; git remote add origin https://github.com/Hapag-Lloyd/rds-proxy-password-rotation; git fetch --depth 1 origin 8c3224943ef159630e95e1d4241998b7af4b61e0; git reset --mixed FETCH_HEAD (HEAD now 8c3224943ef159630e95e1d4241998b7af4b61e0)" ], "stuck_step": "Invoking lambda_handler: Container() in src/rds_proxy_password_rotation/adapter/container.py instantiates boto3.client(service_name='secretsmanager') as a class attribute, and dependency_injector 4.49.1 deep-copies that keyword argument, which fails with NonCopyableArgumentError.", "suggested_fix": "In adapter/container.py, do not store a boto3 client as a class attribute of the DeclarativeContainer; create it inside a provider (for example providers.Singleton(boto3.client, service_name='secretsmanager')) or pass it through the container config, and add a test that constructs Container() and calls lambda_handler with a stubbed Secrets Manager client." }