config_udp.py 3.0 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475
  1. from __future__ import annotations
  2. import json
  3. from dataclasses import dataclass
  4. from pathlib import Path
  5. from typing import Literal
  6. Strategy = Literal["broadcast", "top2", "top3", "top4", "backup"]
  7. @dataclass
  8. class UdpRelayNode:
  9. name: str
  10. host: str
  11. port: int
  12. token: str
  13. weight: int = 100
  14. @dataclass
  15. class UdpConfig:
  16. relays: list[UdpRelayNode]
  17. strategy: Strategy = "top3"
  18. redundancy: int = 3
  19. probe_interval: float = 15.0
  20. relay_open_timeout: float = 10.0
  21. relay_reconnect_delay: float = 3.0
  22. relay_reconnect_attempts: int = 5
  23. relay_reconnect_max_delay: float = 30.0
  24. relay_ping_interval: float = 10.0
  25. relay_ping_timeout: float = 25.0
  26. relay_tcp_nodelay: bool = True
  27. udp_redundancy: int = 2
  28. udp_direct_copies: int | None = None
  29. udp_relay_copies: int | None = None
  30. udp_direct_redundancy: int = 3
  31. udp_direct_redundancy_v4: int | None = None
  32. udp_direct_redundancy_v6: int | None = None
  33. udp_always_broadcast: bool = True
  34. udp_copy_interval_ms: int = 2
  35. udp_failover_idle_ms: int = 700
  36. socks_host: str = "127.0.0.1"
  37. socks_port: int = 0
  38. @classmethod
  39. def from_dict(cls, raw: dict) -> "UdpConfig":
  40. relays = [UdpRelayNode(**item) for item in raw.get("relays", [])]
  41. return cls(
  42. relays=relays,
  43. strategy=raw.get("strategy", "top3"),
  44. redundancy=raw.get("redundancy", 3),
  45. probe_interval=raw.get("probe_interval", 15.0),
  46. relay_open_timeout=raw.get("relay_open_timeout", 10.0),
  47. relay_reconnect_delay=raw.get("relay_reconnect_delay", 3.0),
  48. relay_reconnect_attempts=max(1, raw.get("relay_reconnect_attempts", 5)),
  49. relay_reconnect_max_delay=max(raw.get("relay_reconnect_delay", 3.0), raw.get("relay_reconnect_max_delay", 30.0)),
  50. relay_ping_interval=max(1.0, raw.get("relay_ping_interval", 10.0)),
  51. relay_ping_timeout=max(1.0, raw.get("relay_ping_timeout", 25.0)),
  52. relay_tcp_nodelay=raw.get("relay_tcp_nodelay", True),
  53. udp_redundancy=max(0, raw.get("udp_redundancy", 2)),
  54. udp_direct_copies=max(1, raw["udp_direct_copies"]) if raw.get("udp_direct_copies") is not None else None,
  55. udp_relay_copies=max(1, raw["udp_relay_copies"]) if raw.get("udp_relay_copies") is not None else None,
  56. udp_direct_redundancy=max(1, raw.get("udp_direct_redundancy", 3)),
  57. udp_direct_redundancy_v4=raw.get("udp_direct_redundancy_v4"),
  58. udp_direct_redundancy_v6=raw.get("udp_direct_redundancy_v6"),
  59. udp_always_broadcast=raw.get("udp_always_broadcast", True),
  60. udp_copy_interval_ms=max(0, raw.get("udp_copy_interval_ms", 2)),
  61. udp_failover_idle_ms=max(100, raw.get("udp_failover_idle_ms", 700)),
  62. socks_host=raw.get("socks_host", "127.0.0.1"),
  63. socks_port=max(0, raw.get("socks_port", 0)),
  64. )
  65. @classmethod
  66. def load(cls, path: str) -> "UdpConfig":
  67. return cls.from_dict(json.loads(Path(path).read_text()))