libervia-backend/sat_frontends/jp/cmd_encryption.py

231 lines
7.8 KiB
Python

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
# jp: a SAT command line tool
# Copyright (C) 2009-2019 Jérôme Poisson (goffi@goffi.org)
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from sat_frontends.jp import base
from sat_frontends.jp.constants import Const as C
from sat.core.i18n import _
from sat.tools.common import data_format
from sat_frontends.jp import xmlui_manager
__commands__ = ["Encryption"]
class EncryptionAlgorithms(base.CommandBase):
def __init__(self, host):
extra_outputs = {"default": self.default_output}
super(EncryptionAlgorithms, self).__init__(
host, "algorithms",
use_output=C.OUTPUT_LIST_DICT,
extra_outputs=extra_outputs,
use_profile=False,
help=_("show available encryption algorithms"))
def add_parser_options(self):
pass
def default_output(self, plugins):
if not plugins:
self.disp(_("No encryption plugin registered!"))
else:
self.disp(_("Following encryption algorithms are available: {algos}").format(
algos=', '.join([p['name'] for p in plugins])))
async def start(self):
try:
plugins_ser = await self.host.bridge.encryptionPluginsGet()
plugins = data_format.deserialise(plugins_ser, type_check=list)
except Exception as e:
self.disp(f"can't retrieve plugins: {e}", error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
else:
await self.output(plugins)
self.host.quit()
class EncryptionGet(base.CommandBase):
def __init__(self, host):
super(EncryptionGet, self).__init__(
host, "get",
use_output=C.OUTPUT_DICT,
help=_("get encryption session data"))
def add_parser_options(self):
self.parser.add_argument(
"jid",
help=_("jid of the entity to check")
)
async def start(self):
jids = await self.host.check_jids([self.args.jid])
jid = jids[0]
try:
serialised = await self.host.bridge.messageEncryptionGet(jid, self.profile)
except Exception as e:
self.disp(f"can't get session: {e}", error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
session_data = data_format.deserialise(serialised)
if session_data is None:
self.disp(
"No encryption session found, the messages are sent in plain text.")
self.host.quit(C.EXIT_NOT_FOUND)
await self.output(session_data)
self.host.quit()
class EncryptionStart(base.CommandBase):
def __init__(self, host):
super(EncryptionStart, self).__init__(
host, "start",
help=_("start encrypted session with an entity"))
def add_parser_options(self):
self.parser.add_argument(
"--encrypt-noreplace",
action="store_true",
help=_("don't replace encryption algorithm if an other one is already used"))
algorithm = self.parser.add_mutually_exclusive_group()
algorithm.add_argument(
"-n", "--name", help=_("algorithm name (DEFAULT: choose automatically)"))
algorithm.add_argument(
"-N", "--namespace",
help=_("algorithm namespace (DEFAULT: choose automatically)"))
self.parser.add_argument(
"jid",
help=_("jid of the entity to stop encrypted session with")
)
async def start(self):
if self.args.name is not None:
try:
namespace = await self.host.bridge.encryptionNamespaceGet(self.args.name)
except Exception as e:
self.disp(f"can't get encryption namespace: {e}", error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
elif self.args.namespace is not None:
namespace = self.args.namespace
else:
namespace = ""
jids = await self.host.check_jids([self.args.jid])
jid = jids[0]
try:
await self.host.bridge.messageEncryptionStart(
jid, namespace, not self.args.encrypt_noreplace,
self.profile)
except Exception as e:
self.disp(f"can't get encryption namespace: {e}", error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
self.host.quit()
class EncryptionStop(base.CommandBase):
def __init__(self, host):
super(EncryptionStop, self).__init__(
host, "stop",
help=_("stop encrypted session with an entity"))
def add_parser_options(self):
self.parser.add_argument(
"jid",
help=_("jid of the entity to stop encrypted session with")
)
async def start(self):
jids = await self.host.check_jids([self.args.jid])
jid = jids[0]
try:
await self.host.bridge.messageEncryptionStop(jid, self.profile)
except Exception as e:
self.disp(f"can't end encrypted session: {e}", error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
self.host.quit()
class TrustUI(base.CommandBase):
def __init__(self, host):
super(TrustUI, self).__init__(
host, "ui",
help=_("get UI to manage trust"))
def add_parser_options(self):
self.parser.add_argument(
"jid",
help=_("jid of the entity to stop encrypted session with")
)
algorithm = self.parser.add_mutually_exclusive_group()
algorithm.add_argument(
"-n", "--name", help=_("algorithm name (DEFAULT: current algorithm)"))
algorithm.add_argument(
"-N", "--namespace",
help=_("algorithm namespace (DEFAULT: current algorithm)"))
async def start(self):
if self.args.name is not None:
try:
namespace = await self.host.bridge.encryptionNamespaceGet(self.args.name)
except Exception as e:
self.disp(f"can't get encryption namespace: {e}", error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
elif self.args.namespace is not None:
namespace = self.args.namespace
else:
namespace = ""
jids = await self.host.check_jids([self.args.jid])
jid = jids[0]
try:
xmlui_raw = await self.host.bridge.encryptionTrustUIGet(
jid, namespace, self.profile)
except Exception as e:
self.disp(f"can't get encryption session trust UI: {e}", error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
xmlui = xmlui_manager.create(self.host, xmlui_raw)
await xmlui.show()
if xmlui.type != C.XMLUI_DIALOG:
await xmlui.submitForm()
self.host.quit()
class EncryptionTrust(base.CommandBase):
subcommands = (TrustUI,)
def __init__(self, host):
super(EncryptionTrust, self).__init__(
host, "trust", use_profile=False, help=_("trust manangement")
)
class Encryption(base.CommandBase):
subcommands = (EncryptionAlgorithms, EncryptionGet, EncryptionStart, EncryptionStop,
EncryptionTrust)
def __init__(self, host):
super(Encryption, self).__init__(
host, "encryption", use_profile=False, help=_("encryption sessions handling")
)