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annotate libervia/backend/plugins/plugin_dbg_manhole.py @ 4177:0f1a4ffcd419

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doc (cli/blog): Document new `--alt-link` option
author Goffi <goffi@goffi.org>
date Tue, 05 Dec 2023 13:14:55 +0100
parents 4b842c1fb686
children 0d7bb4df2343
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1 #!/usr/bin/env python3
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2
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3
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4 # SAT plugin for debugging, using a manhole
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5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20 from libervia.backend.core.i18n import _
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21 from libervia.backend.core.constants import Const as C
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22 from libervia.backend.core.log import getLogger
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23 from twisted.conch.insults import insults
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24 from twisted.conch.telnet import TelnetTransport, TelnetBootstrapProtocol
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25 from twisted.internet import reactor, protocol, defer
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26 from twisted.words.protocols.jabber import jid
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27 from twisted.conch.manhole import ColoredManhole
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29 log = getLogger(__name__)
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30
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31 PLUGIN_INFO = {
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32 C.PI_NAME: "Manhole debug plugin",
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33 C.PI_IMPORT_NAME: "manhole",
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34 C.PI_TYPE: "DEBUG",
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35 C.PI_PROTOCOLS: [],
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36 C.PI_DEPENDENCIES: [],
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37 C.PI_MAIN: "Manhole",
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38 C.PI_HANDLER: "no",
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39 C.PI_DESCRIPTION: _("""Debug plugin to have a telnet server"""),
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40 }
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42
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43
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44 class Manhole(object):
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45
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46 def __init__(self, host):
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47 self.host = host
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48 port = int(host.memory.config_get(None, "manhole_debug_dangerous_port_int", 0))
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49 if port:
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50 self.start_manhole(port)
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51
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52 def start_manhole(self, port):
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53 log.warning(_("/!\\ Manhole debug server activated, be sure to not use it in "
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54 "production, this is dangerous /!\\"))
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55 log.info(_("You can connect to manhole server using telnet on port {port}")
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56 .format(port=port))
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57 f = protocol.ServerFactory()
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58 namespace = {
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59 "host": self.host,
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60 "C": C,
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61 "jid": jid,
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62 "d": defer.ensureDeferred,
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63 }
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64 f.protocol = lambda: TelnetTransport(TelnetBootstrapProtocol,
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65 insults.ServerProtocol,
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66 ColoredManhole,
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67 namespace=namespace,
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68 )
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69 reactor.listenTCP(port, f)