我正在尝试在我的网站上添加 SSL 证书，我使用这个 Cerbot指导.当我输入这个命令时
sudo certbot --nginx
我看到这个错误：
root@vps685363:~# sudo certbot --nginx
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator nginx, Installer nginx
An unexpected error occurred:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 141, in _new_conn
(self.host, self.port), self.timeout, **extra_kw)
File "/usr/lib/python3/dist-packages/urllib3/util/connection.py", line 83, in create_connection
raise err
File "/usr/lib/python3/dist-packages/urllib3/util/connection.py", line 73, in create_connection
sock.connect(sa)
OSError: [Errno 101] Network is unreachable
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 601, in urlopen
chunked=chunked)
File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 346, in _make_request
self._validate_conn(conn)
File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 852, in _validate_conn
conn.connect()
File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 284, in connect
conn = self._new_conn()
File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 150, in _new_conn
self, "Failed to establish a new connection: %s" % e)
urllib3.exceptions.NewConnectionError: <urllib3.connection.VerifiedHTTPSConnection object at 0x7efd3ad03c50>: Failed to establish a new connection: [Errno 101] Network is unreachable
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/requests/adapters.py", line 440, in send
timeout=timeout
File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 639, in urlopen
_stacktrace=sys.exc_info()[2])
File "/usr/lib/python3/dist-packages/urllib3/util/retry.py", line 388, in increment
raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='acme-v02.api.letsencrypt.org', port=443): Max retries exceeded with url: /directory (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x7efd3ad03c50>: Failed to establish a new connection: [Errno 101] Network is unreachable',))
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/acme/client.py", line 1101, in _send_request
response = self.session.request(method, url, *args, **kwargs)
File "/usr/lib/python3/dist-packages/requests/sessions.py", line 520, in request
resp = self.send(prep, **send_kwargs)
File "/usr/lib/python3/dist-packages/requests/sessions.py", line 630, in send
r = adapter.send(request, **kwargs)
File "/usr/lib/python3/dist-packages/requests/adapters.py", line 508, in send
raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPSConnectionPool(host='acme-v02.api.letsencrypt.org', port=443): Max retries exceeded with url: /directory (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x7efd3ad03c50>: Failed to establish a new connection: [Errno 101] Network is unreachable',))
During handling of the above exception, another exception occurred:
ValueError: Requesting acme-v02.api.letsencrypt.org/directory: Network is unreachable
Please see the logfiles in /var/log/letsencrypt for more details.
我必须做什么？
答案1
修复指定的问题 - OSError: [Errno 101] 网络不可达
这意味着 Certbot 代理无法连接到 letsencrypt 服务器。您需要修复服务器上的连接才能正常工作。