217 lines
9.3 KiB
Python
217 lines
9.3 KiB
Python
#!/usr/bin/env python3
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# SPDX-License-Identifier: GPL-3.0-or-later
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"""Validate the offline-only Phase-1.0J diagnostic artifact record."""
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from __future__ import annotations
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import argparse
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import json
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from pathlib import Path
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import subprocess
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from typing import Any
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PHASE = "PHASE_1_0J_WRITE_FIREWALL_DIAGNOSTIC"
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STATUS = "OFFLINE_ARTIFACT_AUDITED_DEVICE_ACTION_BLOCKED"
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ARTIFACT_SHA256 = "6ff0f7ea391da5f15ea43512a871078133e896a6900ae9f8f3fa75711abb8009"
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MAP_SHA256 = "19f1cf851ad8f99d31d5de3a14591f81faa83589c18e93cd60be96ebef5d7719"
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DISASSEMBLY_SHA256 = "45dc4e0233b3770add430aaa6bb23a60210b50744effb76b515fca4b9e6e310f"
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AUTHORIZATION_FIELDS = (
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"ps5_connection_authorized", "device_transfer_authorized",
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"device_execution_authorized", "result_receive_authorized",
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"target_build_authorized", "installation_authorized",
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"autoload_authorized", "device_write_authorized", "automatic_retry",
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)
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DEVICE_ACTION_FIELDS = (
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"ps5_connected", "device_request_performed", "files_transferred",
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"target_execution_performed", "result_received_from_device",
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"device_write_performed", "installation_performed", "autoload_performed",
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"retry_performed", "reconnect_performed",
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)
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DELIVERABLES = (
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"docs/adr/0012-phase10j-first-frame-identity.md",
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"docs/retroarch/phase-1.0j-write-firewall-diagnostic.md",
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"manifests/retroarch/phase-1.0j-write-firewall-diagnostic.json",
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"packaging/retroarch/phase10j/SHA256SUMS.txt",
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"tools/validate_retroarch_phase10j.py",
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"tests/test_retroarch_phase10j.py",
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)
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def load_json(path: Path) -> dict[str, Any]:
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value = json.loads(path.read_text(encoding="utf-8"))
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if not isinstance(value, dict):
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raise ValueError("Phase-1.0J manifest is not an object")
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return value
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def all_false(record: dict[str, Any], fields: tuple[str, ...]) -> bool:
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return all(record.get(field) is False for field in fields)
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def artifact_is_exact_and_ineligible(record: dict[str, Any]) -> bool:
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return (
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record.get("name") == "retroarch_ps5_write_diag.elf"
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and record.get("size") == 1845208
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and record.get("sha256") == ARTIFACT_SHA256
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and record.get("tracked") is False
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and record.get("execution_eligible") is False
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and record.get("transfer_eligible") is False
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and record.get("installation_eligible") is False
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)
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def protocol_is_bounded(record: dict[str, Any]) -> bool:
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return (
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record.get("magic") == "CHD10J01"
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and record.get("new_stage") == "D13"
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and record.get("historical_stage_values_preserved") is True
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and record.get("d13_fields") == ["first_blocked_write", "write_block_count"]
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and record.get("d13_immediately_precedes_terminal_d12") is True
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and record.get("d13_stream_only") is True
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and record.get("target_socket_created") is False
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and record.get("live_runner_supports_j") is False
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)
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def firewall_is_fail_closed(record: dict[str, Any]) -> bool:
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wrappers = record.get("surviving_wrappers", [])
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return (
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record.get("first_rejection_requests_shutdown") is True
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and record.get("stop_check_location") == "IMMEDIATELY_AFTER_RETROARCH_PARSE_INPUT_AND_CONFIG"
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and record.get("stop_before") == "I04"
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and record.get("stop_before_driver_lookup") is True
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and record.get("write_succeeds") is False
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and record.get("wrapper_errno") == "EROFS"
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and wrappers == [
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{"symbol": "__wrap_open", "address": "0x475a0", "operation": "OPEN"},
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{"symbol": "__wrap_fopen", "address": "0x47610", "operation": "OPEN"},
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{"symbol": "__wrap_fwrite", "address": "0x476a0", "operation": "STREAM"},
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]
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)
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def flip_instrumentation_is_bounded(record: dict[str, Any]) -> bool:
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return (
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record.get("submit_count_maximum_per_reached_helper") == 1
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and record.get("submit_errno_saved_immediately") is True
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and record.get("reporting_before_errno_save") is False
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and record.get("d07_fields_under_j") == ["submit_result", "saved_errno"]
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and record.get("wait_only_after_submit_success") is True
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and record.get("first_frame_source") == "CHIMERA_PS5_FIRST_FRAME_INDEX"
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and record.get("first_frame_value") == 0
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and record.get("firmware_semantics") == "UNPROVEN"
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and record.get("root_cause_claimed") is False
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)
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def audit_is_bounded(record: dict[str, Any]) -> bool:
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relocations = record.get("relocations", {})
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forbidden_imports = (
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"socket_create_import", "connect_import", "listener_import",
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"receive_import",
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)
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return (
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record.get("entry_point") == "0xff210"
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and record.get("load_segment_permissions") == ["R_E", "R", "RW"]
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and record.get("rwx_load_segments") == 0
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and record.get("init_array_size") == 0
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and record.get("fini_array_size") == 0
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and record.get("tls_sections") == 0
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and record.get("undefined_dynamic_symbols") == 142
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and relocations == {
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"total": 1055,
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"R_X86_64_GLOB_DAT": 142,
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"R_X86_64_RELATIVE": 913,
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}
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and record.get("inherited_send_import_count") == 1
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and all(record.get(field) is False for field in forbidden_imports)
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and record.get("gnm_imports") == []
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and record.get("normalized_disassembly_sha256") == DISASSEMBLY_SHA256
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and record.get("string_absence_used_as_reachability_proof") is False
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)
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def validate(root: Path) -> list[str]:
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errors: list[str] = []
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for relative in DELIVERABLES:
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if not (root / relative).is_file():
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errors.append(f"missing deliverable: {relative}")
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try:
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record = load_json(root / "manifests/retroarch/phase-1.0j-write-firewall-diagnostic.json")
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except (OSError, ValueError, json.JSONDecodeError) as error:
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return errors + [str(error)]
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if record.get("phase") != PHASE or record.get("status") != STATUS:
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errors.append("phase/status mismatch")
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if not artifact_is_exact_and_ineligible(record.get("artifact", {})):
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errors.append("artifact is not exact and ineligible")
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linker_map = record.get("linker_map", {})
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if not (
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linker_map.get("size") == 637728
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and linker_map.get("sha256") == MAP_SHA256
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and linker_map.get("tracked") is False
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):
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errors.append("linker-map identity mismatch")
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if not protocol_is_bounded(record.get("protocol", {})):
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errors.append("J protocol is widened or incomplete")
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if not firewall_is_fail_closed(record.get("write_firewall", {})):
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errors.append("write firewall does not stop and report exactly")
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if not flip_instrumentation_is_bounded(record.get("flip_diagnostic", {})):
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errors.append("flip instrumentation overclaims or widens behavior")
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if not audit_is_bounded(record.get("artifact_audit", {})):
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errors.append("artifact audit is incomplete or overclaims reachability")
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reproducibility = record.get("reproducibility", {})
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if not (
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reproducibility.get("clean_builds") == 2
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and reproducibility.get("elf_byte_identical") is True
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and reproducibility.get("map_byte_identical") is True
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and reproducibility.get("normalized_disassembly_identical") is True
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and reproducibility.get("warnings_as_errors_for_retroarch_target") is True
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):
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errors.append("reproducibility evidence is incomplete")
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actions = record.get("phase_actions", {})
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if not all_false(actions, DEVICE_ACTION_FIELDS):
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errors.append("Phase-1.0J records a device action")
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if actions.get("target_build_performed") is not True or actions.get("target_artifact_created") is not True:
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errors.append("offline target build is not recorded")
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if not all_false(record.get("current_authorizations", {}), AUTHORIZATION_FIELDS):
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errors.append("a current authorization is active")
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tests = record.get("tests", {})
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if not (
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tests.get("chimera_gfx_ctest") == "49_OF_49_PASS"
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and tests.get("retroarch_ps5_host_suite") == "PASS_WITH_ASAN_UBSAN"
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and tests.get("phase10j_gfx_guardrails") == 20
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and tests.get("phase10j_retroarch_guardrails") == 4
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and tests.get("safety_audit") == "PASS"
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and tests.get("secret_scan") == "PASS"
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and tests.get("hardware_evidence_from_phase10j") is False
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):
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errors.append("test evidence is incomplete or promoted to hardware evidence")
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sums = (root / "packaging/retroarch/phase10j/SHA256SUMS.txt").read_text(encoding="utf-8")
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if ARTIFACT_SHA256 not in sums or MAP_SHA256 not in sums:
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errors.append("checksum record does not bind both ignored outputs")
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tracked = subprocess.run(
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["git", "ls-files"], cwd=root, capture_output=True, text=True, check=True
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).stdout.splitlines()
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forbidden_suffixes = (".elf", ".self", ".sprx", ".pkg", ".map")
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if any(path.lower().endswith(forbidden_suffixes) for path in tracked):
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errors.append("target artifact or map is tracked")
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return errors
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def main() -> int:
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parser = argparse.ArgumentParser()
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parser.add_argument("--root", type=Path, required=True)
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args = parser.parse_args()
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errors = validate(args.root.resolve())
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if errors:
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for error in errors:
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print(f"ERROR: {error}")
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return 1
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print("Phase-1.0J offline diagnostic artifact validation passed")
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return 0
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if __name__ == "__main__":
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raise SystemExit(main())
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