|
| 1 | +""" |
| 2 | +Passkey 管理 API |
| 3 | +用于注册、列表、删除 Passkey 凭证 |
| 4 | +""" |
| 5 | +import logging |
| 6 | +from datetime import timedelta |
| 7 | + |
| 8 | +from fastapi import APIRouter, Depends, HTTPException, Request |
| 9 | +from fastapi.responses import JSONResponse, Response |
| 10 | + |
| 11 | +from module.database import Database |
| 12 | +from module.models import APIResponse |
| 13 | +from module.models.passkey import ( |
| 14 | + PasskeyAuthFinish, |
| 15 | + PasskeyAuthStart, |
| 16 | + PasskeyCreate, |
| 17 | + PasskeyDelete, |
| 18 | + PasskeyList, |
| 19 | +) |
| 20 | +from module.security.api import active_user, get_current_user |
| 21 | +from module.security.auth_strategy import PasskeyAuthStrategy |
| 22 | +from module.security.jwt import create_access_token |
| 23 | +from module.security.webauthn import get_webauthn_service |
| 24 | + |
| 25 | +logger = logging.getLogger(__name__) |
| 26 | +router = APIRouter(prefix="/passkey", tags=["passkey"]) |
| 27 | + |
| 28 | + |
| 29 | +def _get_webauthn_from_request(request: Request): |
| 30 | + """ |
| 31 | + 从请求中构造 WebAuthnService |
| 32 | + 根据 Host header 动态确定 RP ID 和 origin |
| 33 | + """ |
| 34 | + host = request.headers.get("host", "localhost:7892") |
| 35 | + rp_id = host.split(":")[0] # 去掉端口 |
| 36 | + |
| 37 | + # 判断协议 |
| 38 | + forwarded_proto = request.headers.get("x-forwarded-proto") |
| 39 | + if forwarded_proto: |
| 40 | + scheme = forwarded_proto |
| 41 | + else: |
| 42 | + scheme = request.url.scheme |
| 43 | + |
| 44 | + if scheme == "https": |
| 45 | + origin = f"https://{host}" |
| 46 | + else: |
| 47 | + origin = f"http://{host}" |
| 48 | + |
| 49 | + return get_webauthn_service(rp_id, "AutoBangumi", origin) |
| 50 | + |
| 51 | + |
| 52 | +# ============ 注册流程 ============ |
| 53 | + |
| 54 | + |
| 55 | +@router.post("/register/options", response_model=dict) |
| 56 | +async def get_registration_options( |
| 57 | + request: Request, |
| 58 | + username: str = Depends(get_current_user), |
| 59 | +): |
| 60 | + """ |
| 61 | + 生成 Passkey 注册选项 |
| 62 | + 前端调用 navigator.credentials.create() 时使用 |
| 63 | + """ |
| 64 | + webauthn = _get_webauthn_from_request(request) |
| 65 | + |
| 66 | + async with Database() as db: |
| 67 | + try: |
| 68 | + user = await db.user.get_user(username) |
| 69 | + existing_passkeys = await db.passkey.get_passkeys_by_user_id(user.id) |
| 70 | + |
| 71 | + options = webauthn.generate_registration_options( |
| 72 | + username=username, |
| 73 | + user_id=user.id, |
| 74 | + existing_passkeys=existing_passkeys, |
| 75 | + ) |
| 76 | + |
| 77 | + return options |
| 78 | + |
| 79 | + except Exception as e: |
| 80 | + logger.error(f"Failed to generate registration options: {e}") |
| 81 | + raise HTTPException(status_code=500, detail=str(e)) |
| 82 | + |
| 83 | + |
| 84 | +@router.post("/register/verify", response_model=APIResponse) |
| 85 | +async def verify_registration( |
| 86 | + passkey_data: PasskeyCreate, |
| 87 | + request: Request, |
| 88 | + username: str = Depends(get_current_user), |
| 89 | +): |
| 90 | + """ |
| 91 | + 验证 Passkey 注册响应并保存 |
| 92 | + """ |
| 93 | + webauthn = _get_webauthn_from_request(request) |
| 94 | + |
| 95 | + async with Database() as db: |
| 96 | + try: |
| 97 | + user = await db.user.get_user(username) |
| 98 | + |
| 99 | + # 验证 WebAuthn 响应 |
| 100 | + passkey = webauthn.verify_registration( |
| 101 | + username=username, |
| 102 | + credential=passkey_data.attestation_response, |
| 103 | + device_name=passkey_data.name, |
| 104 | + ) |
| 105 | + |
| 106 | + # 设置 user_id 并保存 |
| 107 | + passkey.user_id = user.id |
| 108 | + await db.passkey.create_passkey(passkey) |
| 109 | + |
| 110 | + return JSONResponse( |
| 111 | + status_code=200, |
| 112 | + content={ |
| 113 | + "msg_en": f"Passkey '{passkey_data.name}' registered successfully", |
| 114 | + "msg_zh": f"Passkey '{passkey_data.name}' 注册成功", |
| 115 | + }, |
| 116 | + ) |
| 117 | + |
| 118 | + except ValueError as e: |
| 119 | + logger.warning(f"Registration verification failed for {username}: {e}") |
| 120 | + raise HTTPException(status_code=400, detail=str(e)) |
| 121 | + except Exception as e: |
| 122 | + logger.error(f"Failed to register passkey: {e}") |
| 123 | + raise HTTPException(status_code=500, detail=str(e)) |
| 124 | + |
| 125 | + |
| 126 | +# ============ 认证流程 ============ |
| 127 | + |
| 128 | + |
| 129 | +@router.post("/auth/options", response_model=dict) |
| 130 | +async def get_passkey_login_options( |
| 131 | + auth_data: PasskeyAuthStart, |
| 132 | + request: Request, |
| 133 | +): |
| 134 | + """ |
| 135 | + 生成 Passkey 登录选项（challenge） |
| 136 | + 前端先调用此接口，再调用 navigator.credentials.get() |
| 137 | + """ |
| 138 | + webauthn = _get_webauthn_from_request(request) |
| 139 | + |
| 140 | + async with Database() as db: |
| 141 | + try: |
| 142 | + user = await db.user.get_user(auth_data.username) |
| 143 | + passkeys = await db.passkey.get_passkeys_by_user_id(user.id) |
| 144 | + |
| 145 | + if not passkeys: |
| 146 | + raise HTTPException( |
| 147 | + status_code=400, detail="No passkeys registered for this user" |
| 148 | + ) |
| 149 | + |
| 150 | + options = webauthn.generate_authentication_options( |
| 151 | + auth_data.username, passkeys |
| 152 | + ) |
| 153 | + return options |
| 154 | + |
| 155 | + except HTTPException: |
| 156 | + raise |
| 157 | + except Exception as e: |
| 158 | + logger.error(f"Failed to generate login options: {e}") |
| 159 | + raise HTTPException(status_code=500, detail=str(e)) |
| 160 | + |
| 161 | + |
| 162 | +@router.post("/auth/verify", response_model=dict) |
| 163 | +async def login_with_passkey( |
| 164 | + auth_data: PasskeyAuthFinish, |
| 165 | + response: Response, |
| 166 | + request: Request, |
| 167 | +): |
| 168 | + """ |
| 169 | + 使用 Passkey 登录（替代密码登录） |
| 170 | + """ |
| 171 | + webauthn = _get_webauthn_from_request(request) |
| 172 | + |
| 173 | + strategy = PasskeyAuthStrategy(webauthn) |
| 174 | + resp = await strategy.authenticate(auth_data.username, auth_data.credential) |
| 175 | + |
| 176 | + if resp.status: |
| 177 | + token = create_access_token( |
| 178 | + data={"sub": auth_data.username}, expires_delta=timedelta(days=1) |
| 179 | + ) |
| 180 | + response.set_cookie(key="token", value=token, httponly=True, max_age=86400) |
| 181 | + if auth_data.username not in active_user: |
| 182 | + active_user.append(auth_data.username) |
| 183 | + return {"access_token": token, "token_type": "bearer"} |
| 184 | + |
| 185 | + raise HTTPException(status_code=resp.status_code, detail=resp.msg_en) |
| 186 | + |
| 187 | + |
| 188 | +# ============ Passkey 管理 ============ |
| 189 | + |
| 190 | + |
| 191 | +@router.get("/list", response_model=list[PasskeyList]) |
| 192 | +async def list_passkeys(username: str = Depends(get_current_user)): |
| 193 | + """获取用户的所有 Passkey""" |
| 194 | + async with Database() as db: |
| 195 | + try: |
| 196 | + user = await db.user.get_user(username) |
| 197 | + passkeys = await db.passkey.get_passkeys_by_user_id(user.id) |
| 198 | + |
| 199 | + return [db.passkey.to_list_model(pk) for pk in passkeys] |
| 200 | + |
| 201 | + except Exception as e: |
| 202 | + logger.error(f"Failed to list passkeys: {e}") |
| 203 | + raise HTTPException(status_code=500, detail=str(e)) |
| 204 | + |
| 205 | + |
| 206 | +@router.post("/delete", response_model=APIResponse) |
| 207 | +async def delete_passkey( |
| 208 | + delete_data: PasskeyDelete, |
| 209 | + username: str = Depends(get_current_user), |
| 210 | +): |
| 211 | + """删除 Passkey""" |
| 212 | + async with Database() as db: |
| 213 | + try: |
| 214 | + user = await db.user.get_user(username) |
| 215 | + await db.passkey.delete_passkey(delete_data.passkey_id, user.id) |
| 216 | + |
| 217 | + return JSONResponse( |
| 218 | + status_code=200, |
| 219 | + content={ |
| 220 | + "msg_en": "Passkey deleted successfully", |
| 221 | + "msg_zh": "Passkey 删除成功", |
| 222 | + }, |
| 223 | + ) |
| 224 | + |
| 225 | + except HTTPException: |
| 226 | + raise |
| 227 | + except Exception as e: |
| 228 | + logger.error(f"Failed to delete passkey: {e}") |
| 229 | + raise HTTPException(status_code=500, detail=str(e)) |
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