Amazon Linux AMI 에서 letencrypt certbot 으로 SSL 인증서 발급 에러
ImportError: No module named cryptography.hazmat.bindings.openssl.binding
증상
아마존 리눅스에서 certbot 실행시 "ImportError: No module named cryptography.hazmat.bindings.openssl.binding" 에러가 발생하며 발급 중지
$ cat /etc/system-release
Amazon Linux AMI release 2017.09
CODE
$ ./certbot certonly --debug
Traceback (most recent call last):
File "/opt/eff.org/certbot/venv/bin/letsencrypt", line 7, in <module>
from certbot.main import main
File "/opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/certbot/main.py", line 10, in <module>
import josepy as jose
File "/opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/josepy/__init__.py", line 41, in <module>
from josepy.interfaces import JSONDeSerializable
File "/opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/josepy/interfaces.py", line 8, in <module>
from josepy import errors, util
File "/opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/josepy/util.py", line 4, in <module>
import OpenSSL
File "/opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/OpenSSL/__init__.py", line 8, in <module>
from OpenSSL import rand, crypto, SSL
File "/opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/OpenSSL/rand.py", line 12, in <module>
from OpenSSL._util import (
File "/opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/OpenSSL/_util.py", line 6, in <module>
from cryptography.hazmat.bindings.openssl.binding import Binding
ImportError: No module named cryptography.hazmat.bindings.openssl.binding
CODE
조치
/opt/eff.org/certbot/venv/lib64/python2.7/site-packages/ 에sitecustomize.py 를 만들고 다음 내용 추가