263 lines
10 KiB
Python
263 lines
10 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-1.0F startup interval 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_0F_STARTUP_INTERVAL_DIAGNOSTIC"
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STATUS = "OFFLINE_ARTIFACT_PREPARED_NO_DEVICE_AUTHORIZATION"
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SOURCE_COMMIT = "0eaf68d6de4dc9757d85cc7ad5c714b1d151c8f8"
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ARTIFACT_SHA256 = "e8bfc01c61bfb14b5814280a6e5442f1a5ad05ace5439d1c09e7e5ee00cd0055"
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ARTIFACT_SIZE = 1845152
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MAP_SHA256 = "638642b750b8d5b108cf6c73215a3f1759bcb6da0b29ee0a0ade5c47e8b7b2d5"
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MAP_SIZE = 637603
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DISASSEMBLY_SHA256 = "32725415b86a8b3aafbd8b7fa2d089633a3cf90935b111e3c175bdd28dde242a"
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AUTHORIZATION_FIELDS = (
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"ps5_connection_authorized",
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"device_transfer_authorized",
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"device_execution_authorized",
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"result_receive_authorized",
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"installation_authorized",
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"autoload_authorized",
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"device_write_authorized",
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"automatic_retry",
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)
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ACTION_FIELDS = (
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"ps5_connected",
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"device_request_performed",
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"files_transferred",
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"device_write_performed",
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"target_execution_performed",
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"result_received_from_device",
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"installation_performed",
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"autoload_performed",
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)
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FORBIDDEN_IMPORTS = {
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"socket", "connect", "bind", "listen", "accept", "recv", "recvfrom",
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"sendto", "dlopen", "dlsym", "sceGnmSubmitCommandBuffers",
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"sceGnmSubmitAndFlipCommandBuffers",
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}
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DELIVERABLES = (
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"docs/retroarch/phase-1.0f-startup-interval.md",
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"docs/approvals/phase-1.0f-device-test-template.md",
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"manifests/retroarch/phase-1.0f-startup-interval.json",
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"tools/validate_retroarch_phase10f.py",
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"tests/test_retroarch_phase10f.py",
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"packaging/retroarch/phase10f/SHA256SUMS.txt",
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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(f"{path} is not a JSON object")
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return value
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def git(root: Path, *args: str) -> str:
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result = subprocess.run(
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["git", *args], cwd=root, capture_output=True, text=True, check=False
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)
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if result.returncode:
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raise RuntimeError(result.stderr.strip() or "git failed")
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return result.stdout.strip()
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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(record: dict[str, Any]) -> bool:
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return (
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record.get("size") == ARTIFACT_SIZE
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and record.get("sha256") == ARTIFACT_SHA256
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and record.get("clean_build_sha256") == [ARTIFACT_SHA256] * 2
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and record.get("linker_map_size") == MAP_SIZE
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and record.get("linker_map_sha256") == MAP_SHA256
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and record.get("clean_map_sha256") == [MAP_SHA256] * 2
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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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and record.get("device_action_performed") is False
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and record.get("tracked") 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") == "CHD10F01"
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and record.get("version") == 1
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and record.get("frame_size") == 64
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and record.get("interval_stages")
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== [f"I{index:02d}" for index in range(15)]
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and record.get("interval_notification_calls") == 0
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and record.get("interval_notification_result_sentinel") == -2147483648
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and record.get("target_write_attempts_per_reached_stage") == 1
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and record.get("target_write_retry") is False
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and record.get("short_write_retry") is False
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and record.get("new_target_imports_from_phase10e") == []
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and set(record.get("forbidden_target_imports_absent", []))
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== {"socket", "connect", "bind", "listen", "accept", "recv"}
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)
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def interval_callsites_are_complete(items: list[dict[str, Any]]) -> bool:
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return (
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len(items) == 15
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and [item.get("stage") for item in items]
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== [f"I{index:02d}" for index in range(15)]
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and len({item.get("address") for item in items}) == 15
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and all(item.get("source") and item.get("function") for item in items)
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)
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def elf_is_closed(record: dict[str, Any], phase10e: dict[str, Any]) -> bool:
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headers = record.get("program_headers", [])
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imports = record.get("undefined_symbols", [])
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old_imports = phase10e.get("elf", {}).get("undefined_symbols", [])
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return (
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record.get("rwx_load_segment_count") == 0
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and len(headers) == 3
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and all(not ({"W", "E"} <= set(item.get("flags", ""))) for item in headers)
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and record.get("preinit_array_size") == 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") is False
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and record.get("relocations", {}).get("total") == 1055
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and record.get("undefined_symbol_count") == len(imports) == 142
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and imports == old_imports
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and not (set(imports) & FORBIDDEN_IMPORTS)
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and "send" in imports
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)
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def parser_is_offline_only(record: dict[str, Any]) -> bool:
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return (
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record.get("offline_interval_parser_available") is True
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and record.get("live_cli_defaults_to_consumed_phase10e_protocol") is True
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and record.get("live_interval_activation_available") is False
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and record.get("manifest_must_be_execution_eligible") is True
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and record.get("authorization_must_be_active_and_exact") is True
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and record.get("retry") is False
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and record.get("reconnect") is False
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and record.get("resume") is False
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and record.get("trace_overwrite") is False
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)
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def validate(root: Path, retroarch_root: Path | None = None) -> 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(
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root / "manifests/retroarch/phase-1.0f-startup-interval.json"
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)
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phase10e = load_json(
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root / "manifests/retroarch/phase-1.0e-result-channel.json"
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)
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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 record.get("source_commit") != SOURCE_COMMIT:
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errors.append("source commit mismatch")
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if not all_false(record.get("authorizations", {}), AUTHORIZATION_FIELDS):
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errors.append("all Phase-1.0F authorizations must remain false")
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if not all_false(record.get("phase_actions", {}), ACTION_FIELDS):
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errors.append("Phase-1.0F must record no device action")
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prior = record.get("prior_evidence", {})
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if not (
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prior.get("last_proven_stage") == "D02"
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and prior.get("d02_raw0") == 0
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and prior.get("authorization_consumed") is True
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and prior.get("authority_inherited") is False
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):
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errors.append("prior RUN-C evidence is overclaimed or incomplete")
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if not artifact_is_exact(record.get("artifact", {})):
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errors.append("artifact identity/reproducibility mismatch")
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if not protocol_is_bounded(record.get("result_protocol", {})):
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errors.append("interval protocol is not bounded")
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if not interval_callsites_are_complete(record.get("interval_callsites", [])):
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errors.append("interval callsite matrix is incomplete")
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reachability = record.get("static_reachability", {})
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if reachability.get("normalized_disassembly_sha256") != [DISASSEMBLY_SHA256] * 2:
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errors.append("normalized disassembly is not reproducible")
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if not elf_is_closed(record.get("elf", {}), phase10e):
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errors.append("ELF/import closure mismatch")
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if not parser_is_offline_only(record.get("host_parser", {})):
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errors.append("host parser is not offline/fail-closed")
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effects = record.get("startup_effects", {})
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if not (
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effects.get("patch_init_reachable_from_start") is True
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and effects.get("interval_notification_effect") == "NONE"
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and effects.get("side_effect_free") is False
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):
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errors.append("startup effects are hidden or overclaimed")
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tests = record.get("tests", {})
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if not (
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tests.get("double_clean_build") == "PASS_BYTE_IDENTICAL"
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and tests.get("hardware_evidence_from_phase10f") is False
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):
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errors.append("offline tests are missing or mislabeled as hardware evidence")
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tracked = git(root, "ls-files").splitlines()
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if any(path.lower().endswith((".elf", ".self", ".sprx", ".pkg", ".map")) for path in tracked):
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errors.append("target artifact or linker map is tracked")
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sums = (root / "packaging/retroarch/phase10f/SHA256SUMS.txt").read_text(
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encoding="utf-8"
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)
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if ARTIFACT_SHA256 not in sums or MAP_SHA256 not in sums:
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errors.append("hash-only record is incomplete")
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if retroarch_root is not None:
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try:
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git(retroarch_root, "cat-file", "-e", f"{SOURCE_COMMIT}^{{commit}}")
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stream = git(
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retroarch_root,
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"show",
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f"{SOURCE_COMMIT}:pkg/ps5/chimera_ps5_diag_stream.c",
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)
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interval = git(
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retroarch_root,
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"show",
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f"{SOURCE_COMMIT}:pkg/ps5/chimera_ps5_interval_diag.c",
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)
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if (
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"CHIMERA_PS5_INTERVAL_DIAG" not in stream
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or "'C', 'H', 'D', '1', '0', 'F', '0', '1'" not in stream
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):
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errors.append("source commit lacks Phase-1.0F magic")
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if "chimera_ps5_diag_stream_emit" not in interval or "send(" in interval:
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errors.append("source commit interval wrapper is not stream-only")
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except RuntimeError as error:
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errors.append(str(error))
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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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parser.add_argument("--retroarch-root", type=Path)
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args = parser.parse_args()
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errors = validate(args.root.resolve(), args.retroarch_root)
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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-1.0F offline startup interval 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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