Kris
16455cb303
新增 Nostr 渠道扩展，支持在 Yuxi 平台中集成 Nostr 去中心化社交协议。 包含以下功能模块： - bus: 事件总线与中继通信 - account: 账户管理 - key_utils: 密钥工具 - gateway: SSE/WebSocket 网关接入 - outbound: 外发消息管理 - gift_wrap: Gift Wrap 加密 - nip44: NIP-44 加密协议 - config_schema: 配置模式 - defaults: 默认配置 - profile_core: 用户资料核心 - profile_publisher: 资料发布 - event_utils: 事件工具 - deletion: 事件删除 - reactions: 表情反应 - metrics: 指标监控 - seen_tracker: 已读追踪 - session_route: 会话路由 - state_store: 状态存储
42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
import hashlib
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import json
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import time
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from coincurve import PrivateKey, PublicKeyXOnly
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def sign_event(sk: bytes, pubkey: str, kind: int, content: str, tags: list[list[str]]) -> dict:
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event = {
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"pubkey": pubkey,
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"created_at": int(time.time()),
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"kind": kind,
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"tags": tags,
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"content": content,
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}
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serialized = json.dumps(
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[0, event["pubkey"], event["created_at"], event["kind"], event["tags"], event["content"]],
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separators=(",", ":"),
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ensure_ascii=False,
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)
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event["id"] = hashlib.sha256(serialized.encode()).hexdigest()
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pk = PrivateKey(sk)
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sig = pk.sign_schnorr(bytes.fromhex(event["id"]))
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event["sig"] = sig.hex() if isinstance(sig, bytes) else sig
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return event
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def verify_event(event: dict) -> bool:
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try:
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serialized = json.dumps(
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[0, event["pubkey"], event["created_at"], event["kind"], event["tags"], event["content"]],
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separators=(",", ":"),
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ensure_ascii=False,
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)
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expected_id = hashlib.sha256(serialized.encode()).hexdigest()
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if expected_id != event.get("id", ""):
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return False
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xonly = PublicKeyXOnly(bytes.fromhex(event["pubkey"]))
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return xonly.verify(bytes.fromhex(event["sig"]), bytes.fromhex(event["id"]))
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except Exception:
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return False
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