File size: 15,468 Bytes
af1516d |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 |
import os
import re
import logging
import aiohttp
from pathlib import Path
from typing import Optional
from open_webui.models.functions import (
FunctionForm,
FunctionModel,
FunctionResponse,
Functions,
)
from open_webui.utils.plugin import (
load_function_module_by_id,
replace_imports,
get_function_module_from_cache,
)
from open_webui.config import CACHE_DIR
from open_webui.constants import ERROR_MESSAGES
from fastapi import APIRouter, Depends, HTTPException, Request, status
from open_webui.utils.auth import get_admin_user, get_verified_user
from open_webui.env import SRC_LOG_LEVELS
from pydantic import BaseModel, HttpUrl
log = logging.getLogger(__name__)
log.setLevel(SRC_LOG_LEVELS["MAIN"])
router = APIRouter()
############################
# GetFunctions
############################
@router.get("/", response_model=list[FunctionResponse])
async def get_functions(user=Depends(get_verified_user)):
return Functions.get_functions()
############################
# ExportFunctions
############################
@router.get("/export", response_model=list[FunctionModel])
async def get_functions(user=Depends(get_admin_user)):
return Functions.get_functions()
############################
# LoadFunctionFromLink
############################
class LoadUrlForm(BaseModel):
url: HttpUrl
def github_url_to_raw_url(url: str) -> str:
# Handle 'tree' (folder) URLs (add main.py at the end)
m1 = re.match(r"https://github\.com/([^/]+)/([^/]+)/tree/([^/]+)/(.*)", url)
if m1:
org, repo, branch, path = m1.groups()
return f"https://raw.githubusercontent.com/{org}/{repo}/refs/heads/{branch}/{path.rstrip('/')}/main.py"
# Handle 'blob' (file) URLs
m2 = re.match(r"https://github\.com/([^/]+)/([^/]+)/blob/([^/]+)/(.*)", url)
if m2:
org, repo, branch, path = m2.groups()
return (
f"https://raw.githubusercontent.com/{org}/{repo}/refs/heads/{branch}/{path}"
)
# No match; return as-is
return url
@router.post("/load/url", response_model=Optional[dict])
async def load_function_from_url(
request: Request, form_data: LoadUrlForm, user=Depends(get_admin_user)
):
# NOTE: This is NOT a SSRF vulnerability:
# This endpoint is admin-only (see get_admin_user), meant for *trusted* internal use,
# and does NOT accept untrusted user input. Access is enforced by authentication.
url = str(form_data.url)
if not url:
raise HTTPException(status_code=400, detail="Please enter a valid URL")
url = github_url_to_raw_url(url)
url_parts = url.rstrip("/").split("/")
file_name = url_parts[-1]
function_name = (
file_name[:-3]
if (
file_name.endswith(".py")
and (not file_name.startswith(("main.py", "index.py", "__init__.py")))
)
else url_parts[-2] if len(url_parts) > 1 else "function"
)
try:
async with aiohttp.ClientSession() as session:
async with session.get(
url, headers={"Content-Type": "application/json"}
) as resp:
if resp.status != 200:
raise HTTPException(
status_code=resp.status, detail="Failed to fetch the function"
)
data = await resp.text()
if not data:
raise HTTPException(
status_code=400, detail="No data received from the URL"
)
return {
"name": function_name,
"content": data,
}
except Exception as e:
raise HTTPException(status_code=500, detail=f"Error importing function: {e}")
############################
# SyncFunctions
############################
class SyncFunctionsForm(FunctionForm):
functions: list[FunctionModel] = []
@router.post("/sync", response_model=Optional[FunctionModel])
async def sync_functions(
request: Request, form_data: SyncFunctionsForm, user=Depends(get_admin_user)
):
return Functions.sync_functions(user.id, form_data.functions)
############################
# CreateNewFunction
############################
@router.post("/create", response_model=Optional[FunctionResponse])
async def create_new_function(
request: Request, form_data: FunctionForm, user=Depends(get_admin_user)
):
if not form_data.id.isidentifier():
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail="Only alphanumeric characters and underscores are allowed in the id",
)
form_data.id = form_data.id.lower()
function = Functions.get_function_by_id(form_data.id)
if function is None:
try:
form_data.content = replace_imports(form_data.content)
function_module, function_type, frontmatter = load_function_module_by_id(
form_data.id,
content=form_data.content,
)
form_data.meta.manifest = frontmatter
FUNCTIONS = request.app.state.FUNCTIONS
FUNCTIONS[form_data.id] = function_module
function = Functions.insert_new_function(user.id, function_type, form_data)
function_cache_dir = CACHE_DIR / "functions" / form_data.id
function_cache_dir.mkdir(parents=True, exist_ok=True)
if function:
return function
else:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT("Error creating function"),
)
except Exception as e:
log.exception(f"Failed to create a new function: {e}")
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT(e),
)
else:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.ID_TAKEN,
)
############################
# GetFunctionById
############################
@router.get("/id/{id}", response_model=Optional[FunctionModel])
async def get_function_by_id(id: str, user=Depends(get_admin_user)):
function = Functions.get_function_by_id(id)
if function:
return function
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
############################
# ToggleFunctionById
############################
@router.post("/id/{id}/toggle", response_model=Optional[FunctionModel])
async def toggle_function_by_id(id: str, user=Depends(get_admin_user)):
function = Functions.get_function_by_id(id)
if function:
function = Functions.update_function_by_id(
id, {"is_active": not function.is_active}
)
if function:
return function
else:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT("Error updating function"),
)
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
############################
# ToggleGlobalById
############################
@router.post("/id/{id}/toggle/global", response_model=Optional[FunctionModel])
async def toggle_global_by_id(id: str, user=Depends(get_admin_user)):
function = Functions.get_function_by_id(id)
if function:
function = Functions.update_function_by_id(
id, {"is_global": not function.is_global}
)
if function:
return function
else:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT("Error updating function"),
)
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
############################
# UpdateFunctionById
############################
@router.post("/id/{id}/update", response_model=Optional[FunctionModel])
async def update_function_by_id(
request: Request, id: str, form_data: FunctionForm, user=Depends(get_admin_user)
):
try:
form_data.content = replace_imports(form_data.content)
function_module, function_type, frontmatter = load_function_module_by_id(
id, content=form_data.content
)
form_data.meta.manifest = frontmatter
FUNCTIONS = request.app.state.FUNCTIONS
FUNCTIONS[id] = function_module
updated = {**form_data.model_dump(exclude={"id"}), "type": function_type}
log.debug(updated)
function = Functions.update_function_by_id(id, updated)
if function:
return function
else:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT("Error updating function"),
)
except Exception as e:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT(e),
)
############################
# DeleteFunctionById
############################
@router.delete("/id/{id}/delete", response_model=bool)
async def delete_function_by_id(
request: Request, id: str, user=Depends(get_admin_user)
):
result = Functions.delete_function_by_id(id)
if result:
FUNCTIONS = request.app.state.FUNCTIONS
if id in FUNCTIONS:
del FUNCTIONS[id]
return result
############################
# GetFunctionValves
############################
@router.get("/id/{id}/valves", response_model=Optional[dict])
async def get_function_valves_by_id(id: str, user=Depends(get_admin_user)):
function = Functions.get_function_by_id(id)
if function:
try:
valves = Functions.get_function_valves_by_id(id)
return valves
except Exception as e:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT(e),
)
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
############################
# GetFunctionValvesSpec
############################
@router.get("/id/{id}/valves/spec", response_model=Optional[dict])
async def get_function_valves_spec_by_id(
request: Request, id: str, user=Depends(get_admin_user)
):
function = Functions.get_function_by_id(id)
if function:
function_module, function_type, frontmatter = get_function_module_from_cache(
request, id
)
if hasattr(function_module, "Valves"):
Valves = function_module.Valves
return Valves.schema()
return None
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
############################
# UpdateFunctionValves
############################
@router.post("/id/{id}/valves/update", response_model=Optional[dict])
async def update_function_valves_by_id(
request: Request, id: str, form_data: dict, user=Depends(get_admin_user)
):
function = Functions.get_function_by_id(id)
if function:
function_module, function_type, frontmatter = get_function_module_from_cache(
request, id
)
if hasattr(function_module, "Valves"):
Valves = function_module.Valves
try:
form_data = {k: v for k, v in form_data.items() if v is not None}
valves = Valves(**form_data)
Functions.update_function_valves_by_id(id, valves.model_dump())
return valves.model_dump()
except Exception as e:
log.exception(f"Error updating function values by id {id}: {e}")
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT(e),
)
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
############################
# FunctionUserValves
############################
@router.get("/id/{id}/valves/user", response_model=Optional[dict])
async def get_function_user_valves_by_id(id: str, user=Depends(get_verified_user)):
function = Functions.get_function_by_id(id)
if function:
try:
user_valves = Functions.get_user_valves_by_id_and_user_id(id, user.id)
return user_valves
except Exception as e:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT(e),
)
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
@router.get("/id/{id}/valves/user/spec", response_model=Optional[dict])
async def get_function_user_valves_spec_by_id(
request: Request, id: str, user=Depends(get_verified_user)
):
function = Functions.get_function_by_id(id)
if function:
function_module, function_type, frontmatter = get_function_module_from_cache(
request, id
)
if hasattr(function_module, "UserValves"):
UserValves = function_module.UserValves
return UserValves.schema()
return None
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
@router.post("/id/{id}/valves/user/update", response_model=Optional[dict])
async def update_function_user_valves_by_id(
request: Request, id: str, form_data: dict, user=Depends(get_verified_user)
):
function = Functions.get_function_by_id(id)
if function:
function_module, function_type, frontmatter = get_function_module_from_cache(
request, id
)
if hasattr(function_module, "UserValves"):
UserValves = function_module.UserValves
try:
form_data = {k: v for k, v in form_data.items() if v is not None}
user_valves = UserValves(**form_data)
Functions.update_user_valves_by_id_and_user_id(
id, user.id, user_valves.model_dump()
)
return user_valves.model_dump()
except Exception as e:
log.exception(f"Error updating function user valves by id {id}: {e}")
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=ERROR_MESSAGES.DEFAULT(e),
)
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
else:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail=ERROR_MESSAGES.NOT_FOUND,
)
|