SSL 证书验证失败：无法获取本地颁发者证书答案

【问题标题】：SSL Certificate verify failed: unable to get local issuer certificateSSL 证书验证失败：无法获取本地颁发者证书
【发布时间】：2021-10-04 03:17:32
【问题描述】：

我正在开发一个使用 pymongo db 的小型 discord 机器人。当我在我的计算机上运行我的代码时，它会引发一个巨大的错误，当我在我的 VPS 中运行我的代码时，它在 windows 10 pro 上运行时没有错误。

Traceback (most recent call last):
  File "c:\Users\Yas_!_ru\Documents\GitHub\Mindustry Ranked\main.py", line 12, in <module>
    init_db()
  File "c:\Users\Yas_!_ru\Documents\GitHub\Mindustry Ranked\utils\DBUtils.py", line 113, in init_db
    DBUtils.settings = get_settings(DBUtils.db)
  File "c:\Users\Yas_!_ru\Documents\GitHub\Mindustry Ranked\utils\DBUtils.py", line 120, in get_settings
    db_settings = settings_collection.find({'name': 'production'}).next()
  File "C:\Users\Yas_!_ru\AppData\Local\Programs\Python\Python39\lib\site-packages\pymongo\cursor.py", line 1207, in next
    if len(self.__data) or self._refresh():
  File "C:\Users\Yas_!_ru\AppData\Local\Programs\Python\Python39\lib\site-packages\pymongo\cursor.py", line 1100, in _refresh
    self.__session = self.__collection.database.client._ensure_session()
  File "C:\Users\Yas_!_ru\AppData\Local\Programs\Python\Python39\lib\site-packages\pymongo\mongo_client.py", line 1816, in _ensure_session
    return self.__start_session(True, causal_consistency=False)
  File "C:\Users\Yas_!_ru\AppData\Local\Programs\Python\Python39\lib\site-packages\pymongo\mongo_client.py", line 1766, in __start_session
    server_session = self._get_server_session()
  File "C:\Users\Yas_!_ru\AppData\Local\Programs\Python\Python39\lib\site-packages\pymongo\mongo_client.py", line 1802, in _get_server_session
    return self._topology.get_server_session()
  File "C:\Users\Yas_!_ru\AppData\Local\Programs\Python\Python39\lib\site-packages\pymongo\topology.py", line 490, in get_server_session
    self._select_servers_loop(
  File "C:\Users\Yas_!_ru\AppData\Local\Programs\Python\Python39\lib\site-packages\pymongo\topology.py", line 215, in _select_servers_loop
    raise ServerSelectionTimeoutError(
pymongo.errors.ServerSelectionTimeoutError: cluster0-shard-00-01.mrf1p.mongodb.net:27017: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1129),cluster0-shard-00-02.mrf1p.mongodb.net:27017: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1129),cluster0-shard-00-00.mrf1p.mongodb.net:27017: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1129), Timeout: 30s, Topology Description: <TopologyDescription id: 60a39fb36200a62d85a9620b, topology_type: ReplicaSetNoPrimary, servers: [<ServerDescription ('cluster0-shard-00-00.mrf1p.mongodb.net', 27017) server_type: Unknown, rtt: None, error=AutoReconnect('cluster0-shard-00-00.mrf1p.mongodb.net:27017: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1129)')>, <ServerDescription ('cluster0-shard-00-01.mrf1p.mongodb.net', 27017) server_type: Unknown, rtt: None, error=AutoReconnect('cluster0-shard-00-01.mrf1p.mongodb.net:27017: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1129)')>, <ServerDescription ('cluster0-shard-00-02.mrf1p.mongodb.net', 27017) server_type: Unknown, rtt: None, error=AutoReconnect('cluster0-shard-00-02.mrf1p.mongodb.net:27017: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1129)')>]>

【问题讨论】：

你有类似 netspark 之类的网络过滤软件吗？
我有 VPN 但它没有打开

标签： python pymongo

【解决方案1】：

这可能是由于您的 VPS 和您的主机系统之间的 python 包版本不同。

可能会添加

tlsAllowInvalidCertificates=True

您的客户定义可能有助于消除错误

【讨论】：

【解决方案2】：

安装此证书解决了问题https://crt.sh/?id=4536904705

【讨论】：

【解决方案3】：

对于窗户

导入证书

添加

'tlsCAFile': 'path\cacert.pem'，在客户端部分

【讨论】：