[原创]openwebui解决searxng通过接口请求不成功问题

openwebui 对接 searxng 时无法查询到联网信息，使用bing搜索，每次返回json是正常的

神秘代码：

http://172.30.254.200:8080/search?q=北京市天气&format=json&language=zh&time_range=&safesearch=0&language=zh&locale=zh-Hans-CN&autocomplete=&favicon_resolver=&image_proxy=0&method=POST&safesearch=0&theme=simple&results_on_new_tab=0&doi_resolver=oadoi.org&simple_style=auto&center_alignment=0&advanced_search=0&query_in_title=0&infinite_scroll=0&search_on_category_select=1&hotkeys=default&url_formatting=pretty&disabled_plugins=&enabled_plugins=&tokens=&categories=general&disabled_engines="wikipedia__general\054currency__general\054wikidata__general\054duckduckgo__general\054google__general\054lingva__general\054qwant__general\054startpage__general\054dictzone__general\054mymemory translated__general\054brave__general"&enabled_engines=bing__general

官方教程是这样设置的非常不稳定，经常搜索不到结果

searxng.py 源码调整前

import logging
from typing import Optional

import requests
from open_webui.retrieval.web.main import SearchResult, get_filtered_results
from open_webui.env import SRC_LOG_LEVELS

log = logging.getLogger(__name__)
log.setLevel(SRC_LOG_LEVELS["RAG"])


def search_searxng(
    query_url: str,
    query: str,
    count: int,
    filter_list: Optional[list[str]] = None,
    **kwargs,
) -> list[SearchResult]:
    """
    Search a SearXNG instance for a given query and return the results as a list of SearchResult objects.

    The function allows passing additional parameters such as language or time_range to tailor the search result.

    Args:
        query_url (str): The base URL of the SearXNG server.
        query (str): The search term or question to find in the SearXNG database.
        count (int): The maximum number of results to retrieve from the search.

    Keyword Args:
        language (str): Language filter for the search results; e.g., "en-US". Defaults to an empty string.
        safesearch (int): Safe search filter for safer web results; 0 = off, 1 = moderate, 2 = strict. Defaults to 1 (moderate).
        time_range (str): Time range for filtering results by date; e.g., "2023-04-05..today" or "all-time". Defaults to ''.
        categories: (Optional[list[str]]): Specific categories within which the search should be performed, defaulting to an empty string if not provided.

    Returns:
        list[SearchResult]: A list of SearchResults sorted by relevance score in descending order.

    Raise:
        requests.exceptions.RequestException: If a request error occurs during the search process.
    """

    # Default values for optional parameters are provided as empty strings or None when not specified.
    language = kwargs.get("language", "en-US")
    safesearch = kwargs.get("safesearch", "1")
    time_range = kwargs.get("time_range", "")
    categories = "".join(kwargs.get("categories", []))

    params = {
        "q": query,
        "format": "json",
        "pageno": 1,
        "safesearch": safesearch,
        "language": language,
        "time_range": time_range,
        "categories": categories,
        "theme": "simple",
        "image_proxy": 0,
    }

    # Legacy query format
    if "<query>" in query_url:
        # Strip all query parameters from the URL
        query_url = query_url.split("?")[0]

    log.debug(f"searching {query_url}")

    response = requests.get(
        query_url,
        headers={
            "User-Agent": "Open WebUI (https://github.com/open-webui/open-webui) RAG Bot",
            "Accept": "text/html",
            "Accept-Encoding": "gzip, deflate",
            "Accept-Language": "en-US,en;q=0.5",
            "Connection": "keep-alive",
        },
        params=params,
    )

    response.raise_for_status()  # Raise an exception for HTTP errors.

    json_response = response.json()
    results = json_response.get("results", [])
    sorted_results = sorted(results, key=lambda x: x.get("score", 0), reverse=True)
    if filter_list:
        sorted_results = get_filtered_results(sorted_results, filter_list)
    return [
        SearchResult(
            link=result["url"], title=result.get("title"), snippet=result.get("content")
        )
        for result in sorted_results[:count]
    ]

调整后

import logging
from typing import Optional

import requests
from open_webui.retrieval.web.main import SearchResult, get_filtered_results
from open_webui.env import SRC_LOG_LEVELS

log = logging.getLogger(__name__)
log.setLevel(SRC_LOG_LEVELS["RAG"])


def search_searxng(
    query_url: str,
    query: str,
    count: int,
    filter_list: Optional[list[str]] = None,
    **kwargs,
) -> list[SearchResult]:
    """
    Search a SearXNG instance for a given query and return the results as a list of SearchResult objects.

    The function allows passing additional parameters such as language or time_range to tailor the search result.

    Args:
        query_url (str): The base URL of the SearXNG server.
        query (str): The search term or question to find in the SearXNG database.
        count (int): The maximum number of results to retrieve from the search.

    Keyword Args:
        language (str): Language filter for the search results; e.g., "en-US". Defaults to an empty string.
        safesearch (int): Safe search filter for safer web results; 0 = off, 1 = moderate, 2 = strict. Defaults to 1 (moderate).
        time_range (str): Time range for filtering results by date; e.g., "2023-04-05..today" or "all-time". Defaults to ''.
        categories: (Optional[list[str]]): Specific categories within which the search should be performed, defaulting to an empty string if not provided.

    Returns:
        list[SearchResult]: A list of SearchResults sorted by relevance score in descending order.

    Raise:
        requests.exceptions.RequestException: If a request error occurs during the search process.
    """

    # Default values for optional parameters are provided as empty strings or None when not specified.
    language = kwargs.get("language", "zh")
    safesearch = kwargs.get("safesearch", "1")
    time_range = kwargs.get("time_range", "")
    categories = "".join(kwargs.get("categories", []))

    params = {
        "q": query,
        "format": "json",
        "pageno": 1,
        "safesearch": safesearch,
        "language": language,
        "time_range": time_range,
        "categories": categories,
        "theme": "simple",
        "image_proxy": 0,
        "locale":"zh-Hans-CN",        
 
 "disabled_engines":"wikipedia__general\054currency__general\054wikidata__general\054duckduckgo__general\054google__general\054lingva__general\054qwant__general\054startpage__general\054dictzone__general\054mymemory translated__general\054brave__general",
        "enabled_engines":"bing__general"


    }

    # Legacy query format
    if "<query>" in query_url:
        # Strip all query parameters from the URL
        query_url = query_url.split("?")[0]

    log.debug(f"searching {query_url}")

    response = requests.get(
        query_url,
        headers={
            "User-Agent": "Open WebUI (https://github.com/open-webui/open-webui) RAG Bot",
            "Accept": "text/html",
            "Accept-Encoding": "gzip, deflate",
            "Accept-Language": "en-US,en;q=0.5",
            "Connection": "keep-alive",
        },
        params=params,
    )

    response.raise_for_status()  # Raise an exception for HTTP errors.

    json_response = response.json()
    results = json_response.get("results", [])
    sorted_results = sorted(results, key=lambda x: x.get("score", 0), reverse=True)
    if filter_list:
        sorted_results = get_filtered_results(sorted_results, filter_list)
    return [
        SearchResult(
            link=result["url"], title=result.get("title"), snippet=result.get("content")
        )
        for result in sorted_results[:count]
    ]

改完看到请求参数