libervia-backend/sat/plugins/plugin_dbg_manhole.py
2020-01-29 10:07:00 +01:00

69 lines
2.5 KiB
Python

#!/usr/bin/env python3
# SAT plugin for debugging, using a manhole
# Copyright (C) 2009-2020 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.core.i18n import _
from sat.core.constants import Const as C
from sat.core.log import getLogger
from twisted.conch.insults import insults
from twisted.conch.telnet import TelnetTransport, TelnetBootstrapProtocol
from twisted.internet import reactor, protocol, defer
from twisted.words.protocols.jabber import jid
from twisted.conch.manhole import ColoredManhole
log = getLogger(__name__)
PLUGIN_INFO = {
C.PI_NAME: "Manhole debug plugin",
C.PI_IMPORT_NAME: "manhole",
C.PI_TYPE: "DEBUG",
C.PI_PROTOCOLS: [],
C.PI_DEPENDENCIES: [],
C.PI_MAIN: "Manhole",
C.PI_HANDLER: "no",
C.PI_DESCRIPTION: _("""Debug plugin to have a telnet server"""),
}
class Manhole(object):
def __init__(self, host):
self.host = host
port = int(host.memory.getConfig(None, "manhole_debug_dangerous_port_int", 0))
if port:
self.startManhole(port)
def startManhole(self, port):
log.warning(_("/!\\ Manhole debug server activated, be sure to not use it in "
"production, this is dangerous /!\\"))
log.info(_("You can connect to manhole server using telnet on port {port}")
.format(port=port))
f = protocol.ServerFactory()
namespace = {
"host": self.host,
"C": C,
"jid": jid,
"d": defer.ensureDeferred,
}
f.protocol = lambda: TelnetTransport(TelnetBootstrapProtocol,
insults.ServerProtocol,
ColoredManhole,
namespace=namespace,
)
reactor.listenTCP(port, f)