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#!/usr/bin/env python
# gpg_websocket - websocket server for gpg_over_web
#
# Copyright (C) 2023 Salahuddin <salahuddin@member.fsf.org>
#
# This program is free software: you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation, either version 3 of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with this
# program. If not, see <https://www.gnu.org/licenses/>.
#
# There are two different gnupg bindings. This script is using python3-gpg
#
# python3-gpg - Python interface to the GPGME GnuPG encryption library (Python 3)
# python3-gnupg - Python wrapper for the GNU Privacy Guard (Python 3.x)
import gpg
import asyncio
from websockets.server import serve
async def gpg_over_web(websocket):
ctx = gpg.Context()
async for message in websocket:
if len(message) == 0:
return ""
try:
plaintext, result, verify_result = ctx.decrypt(message.encode())
except gpg.errors.GPGMEError as e:
plaintext = "--- gpg error ---".encode()
print(e)
await websocket.send(plaintext.decode("utf-8"))
async def main():
async with serve(gpg_over_web, "localhost", 8765):
await asyncio.Future()
asyncio.run(main())
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