mirror of
https://github.com/saphid/frame-control.git
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saphidandClaude Opus 5.5
5000fa4147
Backups no longer abort on a symlink: it is left out and listed (path and target) in manifest.json, now written last. A hard link is stored as a copy of its file. Restore removes older pre-restore copies of the same package. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
254 lines
13 KiB
Python
254 lines
13 KiB
Python
import io
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import json
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import os
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from pathlib import Path
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import runpy
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import shlex
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import shutil
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import subprocess
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import sys
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import tarfile
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import tempfile
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import unittest
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from unittest.mock import patch
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ROOT = Path(__file__).resolve().parents[1]
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sys.path.insert(0, str(ROOT / 'ui'))
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import frame_android as android
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import frame_android_data as data
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REMOTE = runpy.run_path(str(data.REMOTE))
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PKG = 'org.example.game'
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META = {'package': PKG, 'instance': 2800000001}
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class ObbTests(unittest.TestCase):
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def test_invalid_files_never_contact_frame(self):
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with tempfile.TemporaryDirectory() as tmp, patch.object(android, 'ssh') as ssh:
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for name in ('game.obb', 'main.1.org.other.game.obb', 'main.x.' + PKG + '.obb'):
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path = Path(tmp) / name
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path.write_bytes(b'content')
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with self.assertRaises(android.FrameError):
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data.install_obb(PKG, [path])
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with self.assertRaises(android.FrameError):
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data.install_obb('../game', [])
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with self.assertRaises(android.FrameError):
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data.install_obb(PKG, [])
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ssh.assert_not_called()
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def test_streams_to_correct_instance_and_checks_hash_before_rename(self):
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with tempfile.TemporaryDirectory() as tmp:
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path = Path(tmp) / ('main.7.' + PKG + '.obb')
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path.write_bytes(b'expansion payload')
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calls = []
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def stream(command, src=None, dst=None):
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calls.append(command)
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self.assertEqual(src.read(), b'expansion payload')
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with patch.object(android, '_meta_or_fail', return_value=META), \
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patch.object(android, 'ssh', return_value='lepton-steamlaunch-2800000001\n'), \
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patch.object(data, '_stream', side_effect=stream):
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result = data.install_obb(PKG, [path])
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self.assertTrue(result['verified'])
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self.assertIn('podman exec -i lepton-steamlaunch-2800000001', calls[0])
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self.assertIn('/sdcard/Android/obb/' + PKG, calls[0])
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self.assertLess(calls[0].index('sha256sum'), calls[0].index('; mv'))
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self.assertIn(result['obb'][0]['sha256'], calls[0])
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def test_stopped_instance_and_failed_transfer(self):
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with tempfile.TemporaryDirectory() as tmp:
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path = Path(tmp) / ('patch.7.' + PKG + '.obb')
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path.write_bytes(b'patch')
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with patch.object(android, '_meta_or_fail', return_value=META), \
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patch.object(android, 'ssh', return_value=''), patch.object(data, '_stream') as stream:
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with self.assertRaisesRegex(android.FrameError, 'start this app'):
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data.install_obb(PKG, [path])
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stream.assert_not_called()
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with patch.object(subprocess, 'run', return_value=subprocess.CompletedProcess([], 1, b'', b'bad hash')):
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with self.assertRaisesRegex(android.FrameError, 'bad hash'):
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data._stream('command')
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@unittest.skipUnless(shutil.which("sh") and shutil.which("shasum"), "shell checksum tools unavailable")
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def test_android_shell_publish_and_hash_failure(self):
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with tempfile.TemporaryDirectory() as tmp:
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source = Path(tmp) / ('main.7.' + PKG + '.obb')
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source.write_bytes(b'good expansion')
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output = Path(tmp) / 'sdcard/Android/obb' / PKG / source.name
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tools_dir = Path(tmp) / 'bin'
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tools_dir.mkdir()
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checksum = tools_dir / 'sha256sum'
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checksum.write_text('#!/bin/sh\nexec shasum -a 256 "$@"\n')
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checksum.chmod(0o700)
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corrupt = False
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def stream(command, src=None, dst=None):
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script = shlex.split(command)[-1].replace('/sdcard/', tmp + '/sdcard/')
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if corrupt:
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source.write_bytes(b'corrupt expansion')
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result = subprocess.run(['sh', '-c', script], stdin=src, capture_output=True,
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env=dict(os.environ, PATH=str(tools_dir) + ':' + os.environ['PATH']))
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if result.returncode:
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raise android.FrameError('checksum failed')
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with patch.object(android, '_meta_or_fail', return_value=META), \
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patch.object(android, 'ssh', return_value='lepton-steamlaunch-2800000001'), \
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patch.object(data, '_stream', side_effect=stream):
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data.install_obb(PKG, [source])
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self.assertEqual(output.read_bytes(), b'good expansion')
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corrupt = True
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with self.assertRaises(android.FrameError):
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data.install_obb(PKG, [source])
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self.assertEqual(output.read_bytes(), b'good expansion')
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self.assertEqual(list(output.parent.glob('*.part')), [])
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class BackupTests(unittest.TestCase):
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def test_roundtrip_and_retains_previous_data(self):
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with tempfile.TemporaryDirectory() as tmp:
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root = Path(tmp)
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source = root / PKG
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(source / 'files').mkdir(parents=True)
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(source / 'files/save').write_bytes(b'original save')
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archive = io.BytesIO()
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REMOTE['backup'](root, PKG, META['instance'], archive)
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(source / 'files/save').write_bytes(b'new save')
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archive.seek(0)
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# Current user's uid/gid in this local test; no elevated execution.
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result = REMOTE['restore'](root, PKG, META['instance'], archive)
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self.assertEqual((source / 'files/save').read_bytes(), b'original save')
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self.assertEqual((Path(result['previous']) / 'files/save').read_bytes(), b'new save')
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def test_symlinks_skipped_and_recorded_hardlinks_copied(self):
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with tempfile.TemporaryDirectory() as tmp:
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root = Path(tmp)
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source = root / PKG
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(source / 'files').mkdir(parents=True)
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(source / 'files/save').write_bytes(b'save')
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os.link(str(source / 'files/save'), str(source / 'files/save-link'))
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os.symlink('/data/app/lib', str(source / 'lib'))
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os.symlink('save', str(source / 'files/alias'))
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archive = root / 'backup.tar.gz'
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with archive.open('wb') as output:
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REMOTE['backup'](root, PKG, META['instance'], output)
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result = REMOTE['inspect_archive'](archive, PKG, META['instance'])
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self.assertEqual(result['skipped_links'], 2)
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with tarfile.open(archive) as tar:
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manifest = json.load(tar.extractfile('manifest.json'))
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self.assertEqual(tar.extractfile('data/files/save-link').read(), b'save')
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self.assertEqual(sorted((l['path'], l['target']) for l in manifest['skipped_links']),
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[('data/files/alias', 'save'), ('data/lib', '/data/app/lib')])
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with archive.open('rb') as src:
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REMOTE['restore'](root, PKG, META['instance'], src)
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self.assertFalse((source / 'lib').exists() or (source / 'lib').is_symlink())
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self.assertEqual((source / 'files/save-link').read_bytes(), b'save')
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def test_restore_keeps_only_latest_previous_copy(self):
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with tempfile.TemporaryDirectory() as tmp:
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root = Path(tmp)
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(root / PKG).mkdir()
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(root / PKG / 'save').write_bytes(b'one')
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other = root / '.org.example.gameplus.before-restore-1' # another package's copy is left alone
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other.mkdir()
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archive = io.BytesIO()
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REMOTE['backup'](root, PKG, META['instance'], archive)
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previous = []
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for _ in range(3):
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archive.seek(0)
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previous.append(REMOTE['restore'](root, PKG, META['instance'], archive)['previous'])
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self.assertEqual(sorted(root.glob('.' + PKG + '.before-restore-*')), [Path(previous[-1])])
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self.assertTrue(other.exists())
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def make_archive(self, path, members, package=PKG):
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with tarfile.open(path, 'w:gz') as archive:
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payload = json.dumps({'format': 1, 'package': package, 'instance': META['instance']}).encode()
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member = tarfile.TarInfo('manifest.json')
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member.size = len(payload)
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archive.addfile(member, io.BytesIO(payload))
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root = tarfile.TarInfo('data')
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root.type = tarfile.DIRTYPE
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archive.addfile(root)
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for name, kind in members:
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member = tarfile.TarInfo(name)
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member.type = kind
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member.linkname = '/tmp/escape'
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archive.addfile(member)
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def test_rejects_wrong_package_traversal_links_devices_duplicates(self):
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with tempfile.TemporaryDirectory() as tmp:
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path = Path(tmp) / 'bad.tar.gz'
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cases = [('../escape', tarfile.REGTYPE), ('/absolute', tarfile.REGTYPE),
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('data/link', tarfile.SYMTYPE), ('data/link', tarfile.LNKTYPE),
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('data/device', tarfile.CHRTYPE), ('data', tarfile.DIRTYPE),
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('other/file', tarfile.REGTYPE), ('data/../escape', tarfile.REGTYPE)]
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for member in cases:
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self.make_archive(path, [member])
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with self.assertRaises(ValueError, msg=str(member)):
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REMOTE['inspect_archive'](path, PKG, META['instance'])
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self.make_archive(path, [], package='org.other.game')
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with self.assertRaisesRegex(ValueError, 'does not match'):
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REMOTE['inspect_archive'](path, PKG, META['instance'])
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def test_failed_backup_leaves_no_archive_and_existing_is_preserved(self):
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with tempfile.TemporaryDirectory() as tmp:
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path = Path(tmp) / 'backup.tar.gz'
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with patch.object(android, '_meta_or_fail', return_value=META), \
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patch.object(data, '_stream', side_effect=android.FrameError('offline')):
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with self.assertRaises(android.FrameError):
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data.backup_data(PKG, path)
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self.assertEqual(list(Path(tmp).iterdir()), [])
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path.write_bytes(b'keep')
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with self.assertRaisesRegex(android.FrameError, 'already exists'):
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data.backup_data(PKG, path)
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self.assertEqual(path.read_bytes(), b'keep')
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def test_guard_does_not_hide_podman_failure(self):
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command = data._data_command('backup', META)
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self.assertIn('|| exit 1', command)
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self.assertIn('stop the app', command)
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self.assertIn('podman unshare python3', command)
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self.assertNotIn('|| true', command)
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def test_bad_restore_is_rejected_before_transfer(self):
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with tempfile.TemporaryDirectory() as tmp:
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path = Path(tmp) / 'bad.tar.gz'
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self.make_archive(path, [('../escape', tarfile.REGTYPE)])
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with patch.object(android, '_meta_or_fail', return_value=META), patch.object(data, '_stream') as stream:
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with self.assertRaises(android.FrameError):
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data.restore_data(PKG, path)
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stream.assert_not_called()
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def test_successful_backup_is_private_and_inspectable(self):
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with tempfile.TemporaryDirectory() as tmp:
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root = Path(tmp)
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(root / PKG).mkdir()
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(root / PKG / 'save').write_bytes(b'checkpoint')
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destination = root / 'backup.tar.gz'
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def stream(command, src=None, dst=None):
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REMOTE['backup'](root, PKG, META['instance'], dst)
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with patch.object(android, '_meta_or_fail', return_value=META), \
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patch.object(data, '_stream', side_effect=stream):
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result = data.backup_data(PKG, destination)
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self.assertEqual(destination.stat().st_mode & 0o777, 0o600)
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self.assertEqual(result['sha256'], data._sha256(destination))
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self.assertEqual(result['files'], 2)
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def test_rejected_restore_keeps_existing_data(self):
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with tempfile.TemporaryDirectory() as tmp:
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root = Path(tmp)
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(root / PKG).mkdir()
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(root / PKG / 'save').write_bytes(b'keep')
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archive = root / 'bad.tar.gz'
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self.make_archive(archive, [('data/link', tarfile.SYMTYPE)])
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with archive.open('rb') as source, self.assertRaises(ValueError):
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REMOTE['restore'](root, PKG, META['instance'], source)
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self.assertEqual((root / PKG / 'save').read_bytes(), b'keep')
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self.assertFalse(list(root.glob('.frame-restore-*')))
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self.assertFalse(list(root.glob('.*.before-restore-*')))
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def test_archive_root_must_be_a_directory(self):
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with tempfile.TemporaryDirectory() as tmp:
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archive = Path(tmp) / 'bad.tar.gz'
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with tarfile.open(archive, 'w:gz') as target:
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target.addfile(tarfile.TarInfo('data'))
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with self.assertRaisesRegex(ValueError, 'directory'):
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REMOTE['inspect_archive'](archive, PKG, META['instance'])
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