Error while calling certbot:
root@freshgarden:~# sudo certbot certonly --standalone --preferred-challenges http -d greengarden.propulsion-learn.ch
Traceback (most recent call last):
File "/usr/bin/certbot", line 11, in <module>
load_entry_point('certbot==0.31.0', 'console_scripts', 'certbot')()
File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 480, in load_entry_point
return get_distribution(dist).load_entry_point(group, name)
File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2693, in load_entry_point
return ep.load()
File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2324, in load
return self.resolve()
File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2330, in resolve
module = __import__(self.module_name, fromlist=['__name__'], level=0)
File "/usr/lib/python3/dist-packages/certbot/main.py", line 10, in <module>
import josepy as jose
File "/usr/lib/python3/dist-packages/josepy/__init__.py", line 44, in <module>
from josepy.interfaces import JSONDeSerializable
File "/usr/lib/python3/dist-packages/josepy/interfaces.py", line 8, in <module>
from josepy import errors, util
File "/usr/lib/python3/dist-packages/josepy/util.py", line 4, in <module>
import OpenSSL
File "/usr/lib/python3/dist-packages/OpenSSL/__init__.py", line 8, in <module>
from OpenSSL import crypto, SSL
File "/usr/lib/python3/dist-packages/OpenSSL/SSL.py", line 675, in <module>
_lib.Cryptography_HAS_TLSEXT_HOSTNAME, "SNI not available"
AttributeError: module 'lib' has no attribute 'Cryptography_HAS_TLSEXT_HOSTNAME'
I'm trying to certify a website with certbot and lets encrypt but it throws a dependency error
Server: Ubuntu 18.XX.XX
default.conf (NGINX configurations)
name: backend
dependencies:
- Python==3.8.5
- pip
- psycopg2
- pip:
- Django==3.1.2
- djangorestframework==3.12.1
- djangorestframework-simplejwt==4.4.0
- django-any-imagefield==1.1
- Pillow==7.2.0
- flake8==3.8.4
- gunicorn==20.0.4
- django-cors-headers==3.5.0
- django-shopping-cart==0.1
- cryptography==2.3