我在使用 add-apt-repository 时遇到问题
我没有任何自签名证书并且只使用系统 CA。
root@server07:~# add-apt-repository ppa:certbot/certbot
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 335, in get_ppa_info
ret = get_ppa_info_from_lp(user, ppa)
File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 92, in get_ppa_info_from_lp
return get_info_from_lp(lp_url)
File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 88, in get_info_from_lp
return _get_https_content_py3(lp_url)
File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 110, in _get_https_content_py3
lp_page = urllib.request.urlopen(request, cafile=LAUNCHPAD_PPA_CERT)
File "/usr/lib/python3.5/urllib/request.py", line 153, in urlopen
capath=capath)
File "/usr/lib/python3.5/ssl.py", line 470, in create_default_context
context.load_verify_locations(cafile, capath, cadata)
ssl.SSLError: [X509] PEM lib (_ssl.c:3053)
During handling of the above exception, another exception occurred:
Traceback …