Switch from "pycryptodome" to "pycryptodomex"

When NetBox is used outside an virtualenv it can happen that there's a
Python package conflict between "pycryptodome", which is required by
NetBox, and "pycrypto", which is required by another Python package.

Thus switch from "pycryptodome" to its library independent variant
"pycryptodomex". The latter one uses "Cryptodome" as package name
instead of "Crypto".

base_requirements.txt

@@ -81,4 +81,4 @@ py-gfm
 
 # Extensive cryptographic library (fork of pycrypto)
 # https://github.com/Legrandin/pycryptodome
-pycryptodome
+pycryptodomex

netbox/secrets/api/views.py

@@ -1,6 +1,6 @@
 import base64
 
-from Crypto.PublicKey import RSA
+from Cryptodome.PublicKey import RSA
 from django.db.models import Count
 from django.http import HttpResponseBadRequest
 from rest_framework.exceptions import ValidationError

netbox/secrets/forms.py

@@ -1,5 +1,5 @@
-from Crypto.Cipher import PKCS1_OAEP
+from Cryptodome.Cipher import PKCS1_OAEP
-from Crypto.PublicKey import RSA
+from Cryptodome.PublicKey import RSA
 from django import forms
 from taggit.forms import TagField
 

netbox/secrets/models.py

@@ -1,9 +1,9 @@
 import os
 import sys
 
-from Crypto.Cipher import AES, PKCS1_OAEP
+from Cryptodome.Cipher import AES, PKCS1_OAEP
-from Crypto.PublicKey import RSA
+from Cryptodome.PublicKey import RSA
-from Crypto.Util import strxor
+from Cryptodome.Util import strxor
 from django.conf import settings
 from django.contrib.auth.hashers import make_password, check_password
 from django.contrib.auth.models import Group, User

netbox/secrets/tests/test_models.py

@@ -1,6 +1,6 @@
 import string
 
-from Crypto.PublicKey import RSA
+from Cryptodome.PublicKey import RSA
 from django.conf import settings
 from django.contrib.auth.models import User
 from django.core.exceptions import ValidationError

old_requirements.txt

@@ -1,3 +1,4 @@
 django-rest-swagger
 psycopg2
 pycrypto
+pycryptodome

requirements.txt

@@ -19,4 +19,4 @@ netaddr==0.7.19
 Pillow==6.2.0
 psycopg2-binary==2.8.3
 py-gfm==0.1.4
-pycryptodome==3.8.2
+pycryptodomex==3.8.2