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Add encrypted file upload for windows

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This commit is contained in:
Philipp Hörist
2016-09-08 00:55:30 +02:00
parent 5364afc3df
commit 6065fa67d0
2 changed files with 21 additions and 13 deletions
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32
httpupload/httpupload.py
View File

@@ -38,19 +38,21 @@ from .thumbnail import thumbnail
log = logging.getLogger('gajim.plugin_system.httpupload') log = logging.getLogger('gajim.plugin_system.httpupload')
if os.name != 'nt': try:
try: if os.name == 'nt':
from cryptography.hazmat.backends.openssl import backend
else:
from cryptography.hazmat.backends import default_backend from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives.ciphers import Cipher from cryptography.hazmat.primitives.ciphers import Cipher
from cryptography.hazmat.primitives.ciphers import algorithms from cryptography.hazmat.primitives.ciphers import algorithms
from cryptography.hazmat.primitives.ciphers.modes import GCM from cryptography.hazmat.primitives.ciphers.modes import GCM
encryption_available = True encryption_available = True
except Exception as e: except Exception as e:
log.debug(e) DEP_MSG = 'For encryption of files, ' \
encryption_available = False 'please install python-cryptography!'
else: log.debug('Cryptography Import Error: ' + str(e))
log.info('Decryption/Encryption disabled due to errors')
encryption_available = False encryption_available = False
log.info('Cryptography not available on Windows for now')
# XEP-0363 (http://xmpp.org/extensions/xep-0363.html) # XEP-0363 (http://xmpp.org/extensions/xep-0363.html)
NS_HTTPUPLOAD = 'urn:xmpp:http:upload' NS_HTTPUPLOAD = 'urn:xmpp:http:upload'
@@ -65,6 +67,8 @@ class HttpuploadPlugin(GajimPlugin):
@log_calls('HttpuploadPlugin') @log_calls('HttpuploadPlugin')
def init(self): def init(self):
if not encryption_available:
self.available_text = DEP_MSG
self.config_dialog = None # HttpuploadPluginConfigDialog(self) self.config_dialog = None # HttpuploadPluginConfigDialog(self)
self.controls = [] self.controls = []
self.events_handlers = {} self.events_handlers = {}
@@ -466,10 +470,14 @@ class StreamFileWithProgress:
self.encrypted_upload = encrypted_upload self.encrypted_upload = encrypted_upload
self.backing.seek(0, os.SEEK_END) self.backing.seek(0, os.SEEK_END)
if self.encrypted_upload: if self.encrypted_upload:
if os.name == 'nt':
self.backend = backend
else:
self.backend = default_backend()
self.encryptor = Cipher( self.encryptor = Cipher(
algorithms.AES(key), algorithms.AES(key),
GCM(iv), GCM(iv),
backend=default_backend()).encryptor() backend=self.backend).encryptor()
self._total = self.backing.tell() + TAGSIZE self._total = self.backing.tell() + TAGSIZE
else: else:
self._total = self.backing.tell() self._total = self.backing.tell()

2
httpupload/manifest.ini
View File

@@ -1,7 +1,7 @@
[info] [info]
name: HttpUpload name: HttpUpload
short_name: httpupload short_name: httpupload
version: 0.5.1 version: 0.5.2
description: This plugin is designed to send a file to a contact or muc by using httpupload.<br/> description: This plugin is designed to send a file to a contact or muc by using httpupload.<br/>
Your server must support <a href="http://xmpp.org/extensions/xep-0363.html">XEP-0363: HTTP Upload</a>.<br/> Your server must support <a href="http://xmpp.org/extensions/xep-0363.html">XEP-0363: HTTP Upload</a>.<br/>
Conversations supported this.<br/> Conversations supported this.<br/>