utils/crdt-sync/pyproject.toml
Krzysztof kuhy Rudnicki 6eef99d661
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Add DeviceIdentity and a legacy device id for the uuid migration
Groundwork for moving diet-guard, screen-locker and wake-alarm off fixed
role ids ('pc'/'phone'/'desktop') onto per-install uuids, the scheme todo
and home_inventory already use. A role constant collides the moment a
second machine takes the same role, and a reinstall silently inherits the
previous install's CRDT identity.

The migration cannot rewrite history: the device id is baked into every HLC
stamp already written, is the record path segment and the revision key. So
a device that has just switched ids must still recognise its former id as
its own -- otherwise skip-own-writes stops matching the old path, and the
device pulls back and re-merges its own pre-migration log as though a peer
had written it. Idempotent under LWW, but pure wasted transfer on every
tick.

Both halves therefore take an optional legacy id and test set membership
(own_ids / ownIds) rather than equality against a single id:

- crdt-sync (Python) 0.5.1 -> 0.6.0: new crdt_sync._device with
  DeviceIdentity + load_device_identity (generate-or-load, persisted); the
  mkdir is deliberately unguarded, since handing back an unpersisted id
  would mint a fresh uuid every restart and strand a device dir each time.
  sync_log gains legacy_device_id.
- crdt_sync_dart 0.6.0 -> 0.7.0: DeviceIdentity value type; syncLog gains
  legacyDeviceId. Persistence stays app-side, where the existing uuid apps
  already keep it in SharedPreferences under 'crdt.nodeId'.

Both changes are backward compatible: the parameter defaults to null, which
reproduces the previous single-id behaviour exactly.

Each half has a positive test and a negative control proving the old path
*is* pulled when no legacy id is declared -- so the skip is verified to be
the parameter's doing, not an artifact of the fixture.

Python: 239 tests, 100% branch coverage. Dart: 248 tests, analyzer clean,
device.dart 11/11 and sync.dart 57/57 lines covered.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01GZH89WEqAjuJT8WZdqc7AP
2026-08-09 16:54:33 +02:00

159 lines
3.6 KiB
TOML

[project]
name = "crdt-sync"
version = "0.6.0"
description = "Shared CRDT merge scheme + GitHub-Contents-API sync transport for cross-device apps"
requires-python = ">=3.10"
dependencies = ["requests"]
# Ship only the library. `tool/` is a package too (it has an __init__.py so
# its scripts import cleanly), and setuptools' flat-layout auto-discovery
# refuses to build at all once it sees two top-level packages -- naming the
# one that belongs in the wheel is what keeps `pip install` working, and
# keeps one-shot migration scripts out of every consumer's site-packages.
[tool.setuptools]
packages = ["crdt_sync", "crdt_sync.tests"]
[tool.ruff]
target-version = "py310"
include = ["*.py", "**/*.py"]
exclude = [".git", ".venv", "__pycache__", "build", "dist", ".eggs"]
[tool.ruff.lint]
select = ["ALL"]
ignore = [
"D203",
"D213",
"COM812",
"ISC001",
"S603",
]
fixable = ["ALL"]
unfixable = []
[tool.ruff.lint.per-file-ignores]
"**/tests/**/*.py" = ["ARG", "D", "PLC0415", "PLR2004", "S101", "SLF001"]
"**/test_*.py" = ["ARG", "D", "PLC0415", "PLR2004", "S101", "SLF001"]
"crdt_sync/_sync.py" = ["PLR0913"]
[tool.ruff.lint.pydocstyle]
convention = "google"
[tool.ruff.lint.isort]
force-single-line = false
force-sort-within-sections = true
known-first-party = ["crdt_sync"]
[tool.ruff.lint.flake8-quotes]
docstring-quotes = "double"
inline-quotes = "double"
[tool.ruff.lint.flake8-tidy-imports]
ban-relative-imports = "all"
[tool.ruff.format]
quote-style = "double"
indent-style = "space"
skip-magic-trailing-comma = false
line-ending = "auto"
docstring-code-format = true
[tool.mypy]
python_version = "3.10"
strict = true
warn_return_any = true
warn_unused_configs = true
disallow_untyped_defs = true
disallow_incomplete_defs = true
check_untyped_defs = true
disallow_untyped_decorators = true
no_implicit_optional = true
warn_redundant_casts = true
warn_unused_ignores = true
warn_no_return = true
warn_unreachable = true
disallow_any_unimported = true
disallow_any_explicit = false
disallow_any_generics = true
disallow_subclassing_any = true
strict_equality = true
extra_checks = true
ignore_missing_imports = true
show_error_codes = true
color_output = true
exclude = [".venv/"]
[tool.pylint.main]
analyse-fallback-blocks = true
persistent = true
jobs = 0
py-version = "3.10"
ignore = [".venv", "__pycache__"]
ignore-patterns = [".*\\.pyi$"]
[tool.pylint.messages_control]
enable = "all"
disable = []
[tool.pylint.design]
min-public-methods = 0
max-module-lines = 1000
max-attributes = 10
[tool.pylint.typecheck]
generated-members = [
".*\\.assert_called_once_with",
".*\\.assert_called_once",
".*\\.assert_called",
".*\\.assert_not_called",
".*\\.assert_any_call",
".*\\.call_args",
".*\\.call_args_list",
".*\\.call_count",
]
[tool.bandit]
exclude_dirs = ["tests", ".venv"]
[tool.pytest.ini_options]
testpaths = ["crdt_sync/tests"]
python_files = ["test_*.py", "*_test.py"]
python_classes = ["Test*"]
python_functions = ["test_*"]
addopts = [
"-v",
"--strict-markers",
"--strict-config",
"-ra",
"--cov=crdt_sync",
"--cov-branch",
"--cov-report=term-missing",
"--cov-report=lcov",
]
filterwarnings = [
"error",
"ignore::DeprecationWarning",
"default::pytest.PytestUnraisableExceptionWarning",
]
[tool.coverage.run]
source = ["crdt_sync"]
branch = true
omit = [
"*/__pycache__/*",
"*/tests/*",
"*/.venv/*",
]
[tool.coverage.report]
fail_under = 100
show_missing = true
skip_covered = false
exclude_lines = [
"pragma: no cover",
"raise NotImplementedError",
"raise AssertionError",
"if TYPE_CHECKING:",
'if __name__ == "__main__":',
]
partial_branches = ["pragma: no branch"]