This commit is contained in:
Chimera GFX release export
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#!/usr/bin/env python3
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# SPDX-License-Identifier: GPL-3.0-or-later
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"""Fault-injection tests for the inactive Phase-1.0X transport layer."""
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from __future__ import annotations
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import argparse
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from datetime import datetime, timezone
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import importlib.util
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import json
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from pathlib import Path
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import sys
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import tempfile
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def load(path: Path, name: str):
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spec = importlib.util.spec_from_file_location(name, path)
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assert spec and spec.loader
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module = importlib.util.module_from_spec(spec)
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sys.modules[spec.name] = module
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spec.loader.exec_module(module)
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return module
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def require(value: bool, message: str) -> None:
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if not value:
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raise RuntimeError(message)
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class FakeClock:
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def __init__(self) -> None:
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self.value = 100.0
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def monotonic(self) -> float:
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return self.value
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class FakeAdapter:
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def __init__(self, boundaries, events, clock, advance=0.0, fail=None):
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self.boundaries = dict(boundaries)
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self.events = events
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self.clock = clock
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self.advance = advance
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self.fail = fail
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self.open_count = 0
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self.closed = False
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def open_once(self, _plan, _remaining):
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self.events.append("OPEN")
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self.open_count += 1
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if self.fail == "OPEN": raise RuntimeError("SENSITIVE RAW OPEN ERROR")
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def receive_boundary(self, boundary, _remaining):
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self.events.append(boundary)
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self.clock.value += self.advance
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if self.fail == boundary: raise RuntimeError("SENSITIVE RAW RECEIVE ERROR")
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return self.boundaries.get(boundary, [])
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def send_command_token(self, command, _path, _remaining):
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self.events.append(f"SEND_{command.upper()}")
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if self.fail == f"SEND_{command.upper()}":
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raise RuntimeError("SENSITIVE RAW SEND ERROR")
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def close_once(self):
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self.events.append("CLOSE")
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self.closed = True
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if self.fail == "CLOSE": raise RuntimeError("SENSITIVE RAW CLOSE ERROR")
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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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root = args.root.resolve()
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sys.path.insert(0, str(root / "tools"))
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policy = load(root / "tools/phase10w_shsrv_client_policy.py", "phase10w_policy_x")
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transport = load(root / "tools/phase10x_inactive_transport.py", "phase10x_transport")
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now = datetime(2026, 7, 22, 12, 0, tzinfo=timezone.utc)
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def plan(window="T2_GREETING_AND_HELP", run_id="synthetic_run_x"):
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path = None if window == "T2_GREETING_AND_HELP" else "/data/exact.elf"
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common = {
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"active": True, "policy_sha256": "a" * 64,
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"collector_sha256": policy.COLLECTOR_SHA256, "run_id": run_id,
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"target_address": "device.invalid", "target_port": 2323,
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"window": window, "exact_literal_path": path,
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"commands": list(policy.WINDOW_COMMANDS[window]),
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"deadline_seconds": 10, "expires_at": "2026-07-22T12:10:00Z",
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}
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approval = dict(common)
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approval.update({
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"attested": True, "listener_already_running_attested": True,
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"ps5_connection_authorized": True, "device_request_authorized": True,
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"result_receive_authorized": True, "spawned_shell_effects_accepted": True,
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"automatic_serial_query_accepted": True,
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"automatic_telemetry_query_accepted": True,
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"sanitized_output_only_accepted": True,
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"physical_memory_erasure_unproven_accepted": True,
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"target_build_authorized": False, "device_transfer_authorized": False,
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"device_execution_authorized": False, "installation_authorized": False,
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"autoload_authorized": False, "device_write_authorized": False,
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"automatic_retry": False, "reconnect_authorized": False,
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"resume_authorized": False, "fallback_authorized": False,
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})
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return policy.build_session_plan(common, approval, now)
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greeting = (
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b"Welcome to shsrv.elf running on pid 1, compiled Jul 22 2026 at 12:34:56\n"
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b"S/N: SENSITIVE-SERIAL\nS/W: 9.60\nCPU freq: 3500 MHz\n")
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help_output = b"Builtin commands:\n help\n\n"
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cases = []
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def case(name):
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def register(function):
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cases.append((name, function))
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return function
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return register
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def execute(directory, session_plan=None, adapter=None, clock=None):
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session_plan = session_plan or plan()
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clock = clock or FakeClock()
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events = []
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adapter = adapter or FakeAdapter({"INITIAL_PROMPT": [greeting], "AFTER_HELP": [help_output]}, events, clock)
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store = transport.ExclusiveEvidenceStore(Path(directory))
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return transport.run_injected_session(session_plan, adapter, clock, store), events
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@case("01 receipt exists before fake open")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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session_plan = plan(); clock = FakeClock(); events = []
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class InspectAdapter(FakeAdapter):
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def open_once(self, p, remaining):
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require((Path(directory) / f"{p.run_id}.consumed.json").exists(), "receipt missing before open")
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super().open_once(p, remaining)
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adapter = InspectAdapter({"INITIAL_PROMPT": [greeting], "AFTER_HELP": [help_output]}, events, clock)
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execute(directory, session_plan, adapter, clock)
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@case("02 help flow is one shot")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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outcome, events = execute(directory)
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require(events == ["OPEN", "INITIAL_PROMPT", "SEND_HELP", "AFTER_HELP", "CLOSE"] and outcome.exact_identity is False, "help sequence mismatch")
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@case("03 exact-path flow preserves command order")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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p = plan("T3_ONE_EXACT_PATH"); clock = FakeClock(); events = []
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adapter = FakeAdapter({"INITIAL_PROMPT": [greeting], "AFTER_STAT": [b"filename: /data/exact.elf\nsize: 123\n"], "AFTER_SUM": [b"12345 /data/exact.elf\n"]}, events, clock)
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outcome, _ = execute(directory, p, adapter, clock)
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require(events == ["OPEN", "INITIAL_PROMPT", "SEND_STAT", "AFTER_STAT", "SEND_SUM", "AFTER_SUM", "CLOSE"] and outcome.classification == "WEAK_FILE_CORRELATION_ONLY", "path sequence mismatch")
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@case("04 sanitized output excludes serial and telemetry")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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outcome, _ = execute(directory); data = outcome.output.path.read_text(encoding="ascii")
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require("SENSITIVE-SERIAL" not in data and "3500" not in data, "sensitive output retained")
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@case("05 receipt excludes target")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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outcome, _ = execute(directory); data = outcome.receipt.path.read_text(encoding="ascii")
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require("device.invalid" not in data and '"target_retained":false' in data, "target retained")
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@case("06 second run is blocked before fake open")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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execute(directory); clock = FakeClock(); events = []
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adapter = FakeAdapter({}, events, clock)
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try: execute(directory, plan(), adapter, clock)
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except transport.EvidenceFailure: require(events == [], "adapter opened after consumed receipt"); return
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raise RuntimeError("second run accepted")
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@case("07 existing output cannot be overwritten")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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p = plan(); store = transport.ExclusiveEvidenceStore(Path(directory)); receipt = store.create_consumed_receipt(p, 100.0)
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store.create_sanitized_output(p, receipt, {"classification": "x", "exact_identity": False})
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try: store.create_sanitized_output(p, receipt, {"classification": "y"})
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except transport.EvidenceFailure: return
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raise RuntimeError("output overwrite accepted")
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@case("08 deadline expiry fails and closes")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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p = plan(); clock = FakeClock(); events = []
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adapter = FakeAdapter({"INITIAL_PROMPT": [greeting]}, events, clock, advance=11.0)
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try: execute(directory, p, adapter, clock)
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except transport.SessionFailure: require(adapter.closed, "adapter not closed"); return
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raise RuntimeError("expired session accepted")
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@case("09 adapter open failure is normalized and closed")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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p = plan(); clock = FakeClock(); events = []
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adapter = FakeAdapter({}, events, clock, fail="OPEN")
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try: execute(directory, p, adapter, clock)
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except transport.SessionFailure as error:
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require(
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"SENSITIVE" not in str(error)
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and error.__cause__ is None
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and error.__context__ is None
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and adapter.closed,
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"adapter detail/cause leaked or close skipped")
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return
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raise RuntimeError("adapter failure accepted")
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@case("10 adapter closes after send failure")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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p = plan(); clock = FakeClock(); events = []
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adapter = FakeAdapter({"INITIAL_PROMPT": [greeting]}, events, clock, fail="SEND_HELP")
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try: execute(directory, p, adapter, clock)
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except transport.SessionFailure: require(adapter.closed and adapter.open_count == 1, "cleanup/retry mismatch"); return
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raise RuntimeError("send failure accepted")
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@case("11 excessive boundary chunks are rejected")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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p = plan(); clock = FakeClock(); events = []
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adapter = FakeAdapter({"INITIAL_PROMPT": [b"x"] * 65}, events, clock)
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try: execute(directory, p, adapter, clock)
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except transport.SessionFailure: return
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raise RuntimeError("excess chunks accepted")
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@case("12 malformed transcript creates no output")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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p = plan(); clock = FakeClock(); events = []
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adapter = FakeAdapter({"INITIAL_PROMPT": [b"\xff"]}, events, clock)
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try: execute(directory, p, adapter, clock)
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except transport.SessionFailure:
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require(not (Path(directory) / f"{p.run_id}.sanitized.json").exists(), "invalid output created"); return
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raise RuntimeError("malformed transcript accepted")
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@case("13 output reopens as valid JSON")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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outcome, _ = execute(directory)
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receipt = json.loads(outcome.receipt.path.read_text(encoding="ascii"))
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value = json.loads(outcome.output.path.read_text(encoding="ascii"))
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require(
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receipt["status"] == "CONSUMED_BEFORE_ADAPTER_OPEN"
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and value["status"] == "SANITIZED_OUTPUT_COMPLETE"
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and value["receipt_sha256"] == outcome.receipt.sha256,
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"output binding mismatch")
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@case("14 output byte count and hash match reopen")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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outcome, _ = execute(directory); payload = outcome.output.path.read_bytes()
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import hashlib
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require(len(payload) == outcome.output.size and hashlib.sha256(payload).hexdigest() == outcome.output.sha256, "reopen identity mismatch")
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@case("15 evidence store exposes no cleanup")
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def _():
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require(not any(hasattr(transport.ExclusiveEvidenceStore, name) for name in ("delete", "cleanup", "overwrite")), "cleanup API present")
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@case("16 transport module exposes no live CLI")
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def _(): require(not hasattr(transport, "main"), "live CLI present")
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@case("17 transport module imports no socket")
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def _():
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source = (root / "tools/phase10x_inactive_transport.py").read_text(encoding="utf-8")
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require("import socket" not in source and "from socket" not in source, "socket import present")
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@case("18 host-only result is not exact identity")
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def _():
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with tempfile.TemporaryDirectory() as directory:
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outcome, _ = execute(directory); require(outcome.exact_identity is False, "identity promoted")
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failures = []
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for name, function in cases:
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try:
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function(); print(f"PASS {name}")
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except Exception as error: # noqa: BLE001 - fault harness
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failures.append(f"{name}: {error}"); print(f"FAIL {name}: {error}")
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if failures:
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return 1
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print(f"Phase-1.0X inactive-transport tests passed: {len(cases)}")
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return 0
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if __name__ == "__main__":
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raise SystemExit(main())
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