ffdfb1f9b6
Reasons stacked up:
- AV: unsigned JARs that auto-download binaries + upload files trigger
Windows Defender false-positives more often than Python scripts
invoked by code-signed python.exe.
- Qt UI option: PySide6 opens a path to a real Qt UI (matching Prism's
look) if needed later. JVM Qt bindings are abandoned.
- frazclient already needs Python; inlining as 'import cloud_sync' is
zero overhead vs the launcher always shelling out to java.
Implementation:
- cloud_sync package: cli.py (argparse), creds.py, scope.py,
restic.py (binary discovery + auto-download + sha256 verify),
sync.py (pull/push subprocess restic).
- pyproject.toml with hatchling backend; pip-installable.
- Makefile builds cloud-sync.pyz via python -m zipapp (~53 KB).
- 33 pytest tests, stdlib only on runtime.
- CI workflow runs pytest matrix (3.10/3.11/3.12) + builds pyz.
- DESIGN.md + README.md updated to reflect Python.
E2E verified against local restic-rest-server:
pull empty → push initial → rm -rf local → pull restores → modify+push
creates second snapshot → client forget --prune blocked by --append-only.
Throws away ~565 LOC of Kotlin (and 18 jar tests) committed earlier in
this same session. Net result is ~250 LOC Python + 33 tests = smaller
and more aligned with the rest of the stack.
103 lines
3.2 KiB
Python
103 lines
3.2 KiB
Python
"""CLI parsing + entry point dispatch.
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Flag style mirrors packwiz-installer-bootstrap so operators wiring Prism's
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PreLaunch/PostExit hooks don't relearn the surface. Supports both
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``--url value`` and ``--url=value`` forms.
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"""
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from __future__ import annotations
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import argparse
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import sys
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from dataclasses import dataclass
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from pathlib import Path
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@dataclass(frozen=True)
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class Args:
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"""Parsed CLI args shared by both pull + push subcommands."""
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url: str
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pack_folder: Path
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token_file: Path
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restic_binary: Path | None # None → auto-discover
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allow_download: bool
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headless: bool
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def build_parser() -> argparse.ArgumentParser:
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p = argparse.ArgumentParser(
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prog="cloud-sync",
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description="Per-user Minecraft state sync via restic.",
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)
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p.add_argument("--version", action="version", version="cloud-sync 0.1.0")
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sub = p.add_subparsers(dest="cmd", required=True)
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for name in ("pull", "push"):
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sp = sub.add_parser(name, help=f"{name} player state")
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sp.add_argument(
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"--url", required=True,
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help="cloud-svc data plane URL (e.g. https://cloud.tm.center)",
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)
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sp.add_argument(
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"--pack-folder", default=".", type=Path,
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help="Minecraft instance directory (default: cwd)",
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)
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sp.add_argument(
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"--token-file", default=None, type=Path,
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help="Token file path (default: <pack-folder>/.cloud-sync/token)",
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)
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sp.add_argument(
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"--restic-binary", default=None, type=Path,
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help="Path to a restic binary; overrides auto-discovery",
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)
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sp.add_argument(
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"--no-download", action="store_true",
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help="Don't auto-fetch restic from upstream; fail if not found locally",
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)
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sp.add_argument(
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"-g", "--no-gui", action="store_true",
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help="Headless mode (no Swing/Qt windows, restic stdout only)",
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)
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return p
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def parse(argv: list[str]) -> tuple[str, Args]:
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"""Parse argv → (subcommand, Args). Raises SystemExit on error/help."""
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ns = build_parser().parse_args(argv)
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pack = Path(ns.pack_folder).absolute().resolve()
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token = (
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Path(ns.token_file).absolute()
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if ns.token_file is not None
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else pack / ".cloud-sync" / "token"
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)
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return ns.cmd, Args(
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url=ns.url,
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pack_folder=pack,
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token_file=token,
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restic_binary=Path(ns.restic_binary).absolute() if ns.restic_binary else None,
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allow_download=not ns.no_download,
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headless=ns.no_gui,
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)
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def main(argv: list[str] | None = None) -> int:
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"""CLI entrypoint. Returns exit code (0=ok, 1=user cancel, 2=error)."""
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# Import here to keep CLI import light (test isolation).
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from . import sync
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try:
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cmd, args = parse(sys.argv[1:] if argv is None else argv)
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except SystemExit as e:
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return int(e.code) if isinstance(e.code, int) else 2
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action = {"pull": sync.pull, "push": sync.push}[cmd]
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try:
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return action(args)
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except KeyboardInterrupt:
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print("cloud-sync: cancelled", file=sys.stderr)
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return 1
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except Exception as e: # noqa: BLE001
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print(f"cloud-sync {cmd}: {e}", file=sys.stderr)
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return 2
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