runtime/WampClient.py
author Edouard Tisserant
Wed, 03 Mar 2021 11:45:13 +0100
branchsvghmi
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parent 2607 bf0c1a40cf37
child 3285 d6612579f1d4
permissions -rw-r--r--
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# This file is part of Beremiz runtime.
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#
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# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
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#
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# See COPYING.Runtime file for copyrights details.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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# Lesser General Public License for more details.
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cefc9219bb48 runtime is licensed under LGPLv2.1
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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from __future__ import absolute_import
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from __future__ import print_function
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import time
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import json
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import os
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import re
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from six import text_type as text
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from autobahn.twisted import wamp
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from autobahn.twisted.websocket import WampWebSocketClientFactory, connectWS
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from autobahn.wamp import types, auth
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from autobahn.wamp.serializer import MsgPackSerializer
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from twisted.internet.protocol import ReconnectingClientFactory
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from twisted.python.components import registerAdapter
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from formless import annotate, webform
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import formless
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from nevow import tags, url, static
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from runtime import GetPLCObjectSingleton
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mandatoryConfigItems = ["ID", "active", "realm", "url"]
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_transportFactory = None
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_WampSession = None
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_PySrv = None
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WorkingDir = None
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# Find pre-existing project WAMP config file
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_WampConf = None
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_WampSecret = None
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ExposedCalls = [
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    ("StartPLC", {}),
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    ("StopPLC", {}),
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    ("GetPLCstatus", {}),
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    ("GetPLCID", {}),
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    ("SeedBlob", {}),
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    ("AppendChunkToBlob", {}),
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    ("PurgeBlobs", {}),
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    ("NewPLC", {}),
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    ("RepairPLC", {}),
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    ("MatchMD5", {}),
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    ("SetTraceVariablesList", {}),
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    ("GetTraceVariables", {}),
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    ("RemoteExec", {}),
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    ("GetLogMessage", {}),
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    ("ResetLogCount", {})
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]
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# de-activated dumb wamp config
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defaultWampConfig = {
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    "ID": "wamptest",
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    "active": False,
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    "realm": "Automation",
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    "url": "ws://127.0.0.1:8888"
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}
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# Those two lists are meant to be filled by customized runtime
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# or User python code.
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""" crossbar Events to register to """
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SubscribedEvents = []
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""" things to do on join (callables) """
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DoOnJoin = []
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lastKnownConfig = None
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def GetCallee(name):
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    """ Get Callee or Subscriber corresponding to '.' spearated object path """
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    names = name.split('.')
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    obj = GetPLCObjectSingleton()
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    while names:
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        obj = getattr(obj, names.pop(0))
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    return obj
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class WampSession(wamp.ApplicationSession):
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    def onConnect(self):
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        if "secret" in self.config.extra:
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            user = self.config.extra["ID"]
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            self.join(u"Automation", [u"wampcra"], user)
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        else:
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            self.join(u"Automation")
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    def onChallenge(self, challenge):
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        if challenge.method == u"wampcra":
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            if "secret" in self.config.extra:
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                secret = self.config.extra["secret"].encode('utf8')
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   115
                signature = auth.compute_wcs(
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   116
                    secret, challenge.extra['challenge'].encode('utf8'))
2218
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   117
                return signature.decode("ascii")
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   118
            else:
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   119
                raise Exception("no secret given for authentication")
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971de876b1af WAMP runtime : changes from dporopat and agregorcic, adding CRA (-s) and changed way to load WAMP conf (-c)
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parents: 1892
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   120
        else:
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   121
            raise Exception(
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   122
                "don't know how to handle authmethod {}".format(challenge.method))
1440
e8daabf2c438 Runtime : Added PLCobject methods registring. IDE : Added WAMP connector. Still need some fixes
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diff changeset
   123
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parents:
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   124
    def onJoin(self, details):
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   125
        global _WampSession
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        _WampSession = self
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e8cf68d69447 Enforced check_source.sh pep8 and pylint rules.
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parents: 1900
diff changeset
   127
        ID = self.config.extra["ID"]
2206
1e397afc36a9 #2486 ExposedCalls with register options as a dictionary.
dporopat <denis.poropat@smarteh.si>
parents: 2205
diff changeset
   128
1e397afc36a9 #2486 ExposedCalls with register options as a dictionary.
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parents: 2205
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   129
        for name, kwargs in ExposedCalls:
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   130
            try:
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   131
                registerOptions = types.RegisterOptions(**kwargs)
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parents: 2205
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   132
            except TypeError as e:
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parents: 2205
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   133
                registerOptions = None
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parents: 2205
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   134
                print(_("TypeError register option: {}".format(e)))
1e397afc36a9 #2486 ExposedCalls with register options as a dictionary.
dporopat <denis.poropat@smarteh.si>
parents: 2205
diff changeset
   135
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908471b344ba Some cleanup in WampClient and added functions that are usefull for extensions that need to use pub/sub.
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   136
            self.register(GetCallee(name), u'.'.join((ID, name)), registerOptions)
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a68cd4253259 Added stub code for runtime WAMP client. Added runtime command line switch to select WAMP url and Nevow web site port. Web port is now fixed, next port number is not tested if bind fails.
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   137
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4963e3816641 Split runtime's twisted modules import and setup to ease runtime extensions hotpatching
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diff changeset
   138
        for name in SubscribedEvents:
2537
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parents: 2487
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   139
            self.subscribe(GetCallee(name), text(name))
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   140
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   141
        for func in DoOnJoin:
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   142
            func(self)
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diff changeset
   143
2194
35d6b9321ffd #2486 Updated wamp test project to work with the latest Crossbar version.
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parents: 2193
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   144
        print(_('WAMP session joined (%s) by:' % time.ctime()), ID)
35d6b9321ffd #2486 Updated wamp test project to work with the latest Crossbar version.
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parents: 2193
diff changeset
   145
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   146
    def onLeave(self, details):
2201
4e511f5aad19 #2486 Added global TransportFactory, needed in WebInterface reconnecting function.
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parents: 2199
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   147
        global _WampSession, _transportFactory
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   148
        super(WampSession, self).onLeave(details)
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        _WampSession = None
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   150
        _transportFactory = None
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916099cb8d22 non significant print syntax change. ready for py3.
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   151
        print(_('WAMP session left'))
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   152
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f9f9f5856032 Fixed typo in Wampclient.py
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   153
    def publishWithOwnID(self, eventID, value):
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   154
        ID = self.config.extra["ID"]
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eb4a4cc41914 Fix various pylint and pep8 errors
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   155
        self.publish(text(ID+'.'+eventID), value)
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   156
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   157
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class ReconnectingWampWebSocketClientFactory(WampWebSocketClientFactory, ReconnectingClientFactory):
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   159
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2cef75d036c2 #2486 Added option to use websocket protocol options.
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   160
    def __init__(self, config, *args, **kwargs):
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   161
        global _transportFactory
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   162
        WampWebSocketClientFactory.__init__(self, *args, **kwargs)
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   163
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   164
        try:
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   165
            protocolOptions = config.extra.get('protocolOptions', None)
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   166
            if protocolOptions:
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   167
                self.setProtocolOptions(**protocolOptions)
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   168
            _transportFactory = self
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5587c490a070 Use python 3 compatible exception syntax everywhere
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diff changeset
   169
        except Exception as e:
2207
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   170
            print(_("Custom protocol options failed :"), e)
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   171
            _transportFactory = None
2195
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parents: 2194
diff changeset
   172
2193
259df9ecf9ca #2486 Reset delay function added. It resets the delay and the retry counter on reconnect.
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parents: 1955
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   173
    def buildProtocol(self, addr):
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   174
        self.resetDelay()
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   175
        return ReconnectingClientFactory.buildProtocol(self, addr)
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   176
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   177
    def clientConnectionFailed(self, connector, reason):
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   178
        print(_("WAMP Client connection failed (%s) .. retrying ..") %
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   179
              time.ctime())
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   180
        super(ReconnectingWampWebSocketClientFactory,
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   181
              self).clientConnectionFailed(connector, reason)
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c28db6f7616b clean-up: fix PEP8 E301 expected 1 blank line, found 0
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parents: 1748
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   182
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   183
    def clientConnectionLost(self, connector, reason):
2473
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diff changeset
   184
        print(_("WAMP Client connection lost (%s) .. retrying ..") %
1d64d283d0bd Removed nonsense code, that I should have check more in details before merging m(
Edouard Tisserant
parents: 2471
diff changeset
   185
              time.ctime())
1d64d283d0bd Removed nonsense code, that I should have check more in details before merging m(
Edouard Tisserant
parents: 2471
diff changeset
   186
        super(ReconnectingWampWebSocketClientFactory,
1d64d283d0bd Removed nonsense code, that I should have check more in details before merging m(
Edouard Tisserant
parents: 2471
diff changeset
   187
              self).clientConnectionFailed(connector, reason)
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parents: 1440
diff changeset
   188
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parents: 1667
diff changeset
   189
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Edouard Tisserant
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   190
def CheckConfiguration(WampClientConf):
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   191
    url = WampClientConf["url"]
2218
7a4deed94eb2 Fixed a bit of everything in WAMP, and added web settings for that same extension.
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   192
    if not IsCorrectUri(url):
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   193
        raise annotate.ValidateError(
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d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
Edouard Tisserant
parents: 2223
diff changeset
   194
            {"url": "Invalid URL: {}".format(url)},
2223
909216419e45 Fixed small typo in error message.
Edouard Tisserant
parents: 2221
diff changeset
   195
            _("WAMP configuration error:"))
2218
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diff changeset
   196
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d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
Edouard Tisserant
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diff changeset
   197
2212
cf1718962567 WampClient : Simplified, removed dead code, use exception for handling failures and misconfiguration, check existence of mandatory parameters.
Edouard Tisserant
parents: 2207
diff changeset
   198
def GetConfiguration():
2218
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   199
    global lastKnownConfig
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   200
2220
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   201
    if os.path.exists(_WampConf):
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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   202
        WampClientConf = json.load(open(_WampConf))
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   203
    else:
2221
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
Edouard Tisserant
parents: 2220
diff changeset
   204
        WampClientConf = defaultWampConfig.copy()
2220
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
parents: 2218
diff changeset
   205
2212
cf1718962567 WampClient : Simplified, removed dead code, use exception for handling failures and misconfiguration, check existence of mandatory parameters.
Edouard Tisserant
parents: 2207
diff changeset
   206
    for itemName in mandatoryConfigItems:
2248
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Edouard Tisserant
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diff changeset
   207
        if WampClientConf.get(itemName, None) is None:
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
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   208
            raise Exception(
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
Edouard Tisserant
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   209
                _("WAMP configuration error : missing '{}' parameter.").format(itemName))
2212
cf1718962567 WampClient : Simplified, removed dead code, use exception for handling failures and misconfiguration, check existence of mandatory parameters.
Edouard Tisserant
parents: 2207
diff changeset
   210
2220
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
parents: 2218
diff changeset
   211
    CheckConfiguration(WampClientConf)
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   212
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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   213
    lastKnownConfig = WampClientConf.copy()
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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   214
    return WampClientConf
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diff changeset
   215
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   216
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   217
def SetWampSecret(wampSecret):
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
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   218
    with open(os.path.realpath(_WampSecret), 'w') as f:
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
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   219
        f.write(wampSecret)
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diff changeset
   220
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d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
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parents: 2223
diff changeset
   221
2220
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   222
def SetConfiguration(WampClientConf):
2218
7a4deed94eb2 Fixed a bit of everything in WAMP, and added web settings for that same extension.
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parents: 2215
diff changeset
   223
    global lastKnownConfig
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parents: 2215
diff changeset
   224
2220
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   225
    CheckConfiguration(WampClientConf)
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   226
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   227
    lastKnownConfig = WampClientConf.copy()
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   228
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    with open(os.path.realpath(_WampConf), 'w') as f:
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        json.dump(WampClientConf, f, sort_keys=True, indent=4)
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    StopReconnectWampClient()
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    if 'active' in WampClientConf and WampClientConf['active']:
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        StartReconnectWampClient()
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    return WampClientConf
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   236
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   237
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def LoadWampSecret(secretfname):
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    WSClientWampSecret = open(secretfname, 'rb').read()
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    if len(WSClientWampSecret) == 0:
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        raise Exception(_("WAMP secret empty"))
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   242
    return WSClientWampSecret
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   243
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   245
def IsCorrectUri(uri):
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   246
    return re.match(r'wss?://[^\s?:#-]+(:[0-9]+)?(/[^\s]*)?$', uri) is not None
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   248
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def RegisterWampClient(wampconf=None, wampsecret=None):
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    global _WampConf, _WampSecret
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    _WampConfDefault = os.path.join(WorkingDir, "wampconf.json")
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    _WampSecretDefault = os.path.join(WorkingDir, "wamp.secret")
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   253
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   254
    # set config file path only if not already set
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   255
    if _WampConf is None:
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   256
        # default project's wampconf has precedance over commandline given
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   257
        if os.path.exists(_WampConfDefault) or wampconf is None:
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   258
            _WampConf = _WampConfDefault
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        else:
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            _WampConf = wampconf
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    WampClientConf = GetConfiguration()
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    # set secret file path only if not already set
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   265
    if _WampSecret is None:
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   266
        # default project's wamp secret also
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   267
        # has precedance over commandline given
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   268
        if os.path.exists(_WampSecretDefault):
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            _WampSecret = _WampSecretDefault
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   270
        else:
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            _WampSecret = wampsecret
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   273
    if _WampSecret is not None:
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        WampClientConf["secret"] = LoadWampSecret(_WampSecret)
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   275
    else:
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   276
        print(_("WAMP authentication has no secret configured"))
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   277
        _WampSecret = _WampSecretDefault
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   278
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   279
    if not WampClientConf["active"]:
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   280
        print(_("WAMP deactivated in configuration"))
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        return
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   282
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   283
    # create a WAMP application session factory
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   284
    component_config = types.ComponentConfig(
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        realm=WampClientConf["realm"],
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   286
        extra=WampClientConf)
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   287
    session_factory = wamp.ApplicationSessionFactory(
1744
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   288
        config=component_config)
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   289
    session_factory.session = WampSession
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   290
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   291
    # create a WAMP-over-WebSocket transport client factory
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parents: 2206
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   292
    ReconnectingWampWebSocketClientFactory(
2195
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diff changeset
   293
        component_config,
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        session_factory,
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   295
        url=WampClientConf["url"],
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   296
        serializers=[MsgPackSerializer()])
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   297
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   298
    # start the client from a Twisted endpoint
2207
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diff changeset
   299
    if _transportFactory:
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   300
        connectWS(_transportFactory)
2220
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   301
        print(_("WAMP client connecting to :"), WampClientConf["url"])
2207
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   302
        return True
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diff changeset
   303
    else:
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   304
        print(_("WAMP client can not connect to :"), WampClientConf["url"])
2207
c27b820cb96b #2486 Exception if custom protocol options are wrong.
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diff changeset
   305
        return False
2204
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parents: 2203
diff changeset
   306
2201
4e511f5aad19 #2486 Added global TransportFactory, needed in WebInterface reconnecting function.
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parents: 2199
diff changeset
   307
2203
c8a32ad27c0a #2486 Modified reconnect function. Added 'active' parameter to wampconf.json file.
dporopat <denis.poropat@smarteh.si>
parents: 2202
diff changeset
   308
def StopReconnectWampClient():
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   309
    if _transportFactory is not None:
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   310
        _transportFactory.stopTrying()
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   311
    if _WampSession is not None:
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   312
        _WampSession.leave()
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parents: 2202
diff changeset
   313
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25dafeb98b55 #2486 Reconnect funtion in SaveWampClientConf function.
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parents: 2203
diff changeset
   314
2203
c8a32ad27c0a #2486 Modified reconnect function. Added 'active' parameter to wampconf.json file.
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parents: 2202
diff changeset
   315
def StartReconnectWampClient():
c8a32ad27c0a #2486 Modified reconnect function. Added 'active' parameter to wampconf.json file.
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parents: 2202
diff changeset
   316
    if _WampSession:
c8a32ad27c0a #2486 Modified reconnect function. Added 'active' parameter to wampconf.json file.
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parents: 2202
diff changeset
   317
        # do reconnect
2202
237c1a2de1c8 #2486 Adding reconnect funtion to WampClient. Global TransportFactory not needed anymore.
dporopat <denis.poropat@smarteh.si>
parents: 2201
diff changeset
   318
        _WampSession.disconnect()
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diff changeset
   319
        return True
2204
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parents: 2203
diff changeset
   320
    else:
2203
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dporopat <denis.poropat@smarteh.si>
parents: 2202
diff changeset
   321
        # do connect
2202
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parents: 2201
diff changeset
   322
        RegisterWampClient()
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parents: 2201
diff changeset
   323
        return True
2203
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dporopat <denis.poropat@smarteh.si>
parents: 2202
diff changeset
   324
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7e61baa047f0 clean-up: fix PEP8 E302 expected 2 blank lines, found 1
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1667
diff changeset
   325
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a68cd4253259 Added stub code for runtime WAMP client. Added runtime command line switch to select WAMP url and Nevow web site port. Web port is now fixed, next port number is not tested if bind fails.
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   326
def GetSession():
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    return _WampSession
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   329
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   330
def getWampStatus():
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   331
    if _transportFactory is not None:
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   332
        if _WampSession is not None:
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diff changeset
   333
            if _WampSession.is_attached():
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   334
                return "Attached"
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diff changeset
   335
            return "Established"
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diff changeset
   336
        return "Connecting"
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    return "Disconnected"
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dporopat <denis.poropat@smarteh.si>
parents: 2201
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   338
2204
25dafeb98b55 #2486 Reconnect funtion in SaveWampClientConf function.
dporopat <denis.poropat@smarteh.si>
parents: 2203
diff changeset
   339
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   340
def SetServer(pysrv):
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   341
    global _PySrv
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   342
    _PySrv = pysrv
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   343
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   344
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def PublishEvent(eventID, value):
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   346
    if getWampStatus() == "Attached":
2537
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   347
        _WampSession.publish(text(eventID), value)
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   349
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def PublishEventWithOwnID(eventID, value):
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   351
    if getWampStatus() == "Attached":
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   352
        _WampSession.publishWithOwnID(text(eventID), value)
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   353
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   355
# WEB CONFIGURATION INTERFACE
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   356
WAMP_SECRET_URL = "secret"
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webExposedConfigItems = ['active', 'url', 'ID']
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   359
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   360
def wampConfigDefault(ctx, argument):
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   361
    if lastKnownConfig is not None:
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   362
        return lastKnownConfig.get(argument.name, None)
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   363
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   364
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   365
def wampConfig(**kwargs):
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   366
    secretfile_field = kwargs["secretfile"]
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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   367
    if secretfile_field is not None:
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   368
        secretfile = getattr(secretfile_field, "file", None)
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   369
        if secretfile is not None:
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
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   370
            secret = secretfile_field.file.read()
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   371
            SetWampSecret(secret)
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   372
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   373
    newConfig = lastKnownConfig.copy()
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   374
    for argname in webExposedConfigItems:
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   375
        arg = kwargs.get(argname, None)
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   376
        if arg is not None:
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diff changeset
   377
            newConfig[argname] = arg
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diff changeset
   378
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   379
    SetConfiguration(newConfig)
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   380
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diff changeset
   381
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Edouard Tisserant
parents: 2218
diff changeset
   382
class FileUploadDownload(annotate.FileUpload):
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
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   383
    pass
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
parents: 2218
diff changeset
   384
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
parents: 2218
diff changeset
   385
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
parents: 2218
diff changeset
   386
class FileUploadDownloadRenderer(webform.FileUploadRenderer):
2248
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parents: 2223
diff changeset
   387
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Edouard Tisserant
parents: 2218
diff changeset
   388
    def input(self, context, slot, data, name, value):
2248
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parents: 2223
diff changeset
   389
        # pylint: disable=expression-not-assigned
2220
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Edouard Tisserant
parents: 2218
diff changeset
   390
        slot[_("Upload:")]
2248
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Edouard Tisserant
parents: 2223
diff changeset
   391
        slot = webform.FileUploadRenderer.input(
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parents: 2223
diff changeset
   392
            self, context, slot, data, name, value)
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parents: 2218
diff changeset
   393
        download_url = data.typedValue.getAttribute('download_url')
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   394
        return slot[tags.a(href=download_url)[_("Download")]]
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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diff changeset
   395
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74205edac761 Some blank lines to make bitbucket's PEP8 2.2.0 happy
Edouard Tisserant
parents: 2248
diff changeset
   396
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parents: 2223
diff changeset
   397
registerAdapter(FileUploadDownloadRenderer, FileUploadDownload,
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
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parents: 2223
diff changeset
   398
                formless.iformless.ITypedRenderer)
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parents: 2223
diff changeset
   399
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
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parents: 2223
diff changeset
   400
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Edouard Tisserant
parents: 2218
diff changeset
   401
def getDownloadUrl(ctx, argument):
2248
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
Edouard Tisserant
parents: 2223
diff changeset
   402
    if lastKnownConfig is not None:
2220
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
parents: 2218
diff changeset
   403
        return url.URL.fromContext(ctx).\
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
parents: 2218
diff changeset
   404
            child(WAMP_SECRET_URL).\
2248
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
Edouard Tisserant
parents: 2223
diff changeset
   405
            child(lastKnownConfig["ID"] + ".secret")
2220
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
Edouard Tisserant
parents: 2218
diff changeset
   406
2260
74205edac761 Some blank lines to make bitbucket's PEP8 2.2.0 happy
Edouard Tisserant
parents: 2248
diff changeset
   407
2218
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Edouard Tisserant
parents: 2215
diff changeset
   408
webFormInterface = [
7a4deed94eb2 Fixed a bit of everything in WAMP, and added web settings for that same extension.
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parents: 2215
diff changeset
   409
    ("status",
2248
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parents: 2223
diff changeset
   410
     annotate.String(label=_("Current status"),
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
Edouard Tisserant
parents: 2223
diff changeset
   411
                     immutable=True,
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
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parents: 2223
diff changeset
   412
                     default=lambda *k:getWampStatus())),
2218
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diff changeset
   413
    ("ID",
2248
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parents: 2223
diff changeset
   414
     annotate.String(label=_("ID"),
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Edouard Tisserant
parents: 2223
diff changeset
   415
                     default=wampConfigDefault)),
2220
985f234b0d09 Moved Wamp configuration file selection logic into runtime/wampclient.py. Added Wamp CRA secret file upload and download. Slightly reworked code for config and secret file loading and saving.
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parents: 2218
diff changeset
   416
    ("secretfile",
2248
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parents: 2223
diff changeset
   417
     FileUploadDownload(label=_("File containing secret for that ID"),
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
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parents: 2223
diff changeset
   418
                        download_url=getDownloadUrl)),
2218
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diff changeset
   419
    ("active",
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diff changeset
   420
     annotate.Boolean(label=_("Enable WAMP connection"),
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parents: 2223
diff changeset
   421
                      default=wampConfigDefault)),
2218
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parents: 2215
diff changeset
   422
    ("url",
2248
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Edouard Tisserant
parents: 2223
diff changeset
   423
     annotate.String(label=_("WAMP Server URL"),
d9353e440887 autopep8 + hand made fixes on ProjectController.py runtime/WampClient.py wxglade_hmi/wxglade_hmi.py
Edouard Tisserant
parents: 2223
diff changeset
   424
                     default=wampConfigDefault))]
2218
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parents: 2215
diff changeset
   425
7a4deed94eb2 Fixed a bit of everything in WAMP, and added web settings for that same extension.
Edouard Tisserant
parents: 2215
diff changeset
   426
2220
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Edouard Tisserant
parents: 2218
diff changeset
   427
def deliverWampSecret(ctx, segments):
2248
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Edouard Tisserant
parents: 2223
diff changeset
   428
    # filename = segments[1].decode('utf-8')
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Edouard Tisserant
parents: 2223
diff changeset
   429
2221
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diff changeset
   430
    # FIXME: compare filename to ID+".secret"
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
Edouard Tisserant
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diff changeset
   431
    # for now all url under /secret returns the secret
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
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diff changeset
   432
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diff changeset
   433
    # TODO: make beautifull message in case of exception
2221
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Edouard Tisserant
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diff changeset
   434
    # while loading secret (if empty or dont exist)
2220
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Edouard Tisserant
parents: 2218
diff changeset
   435
    secret = LoadWampSecret(_WampSecret)
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diff changeset
   436
    return static.Data(secret, 'application/octet-stream'), ()
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diff changeset
   437
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diff changeset
   438
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diff changeset
   439
def RegisterWebSettings(NS):
2262
4195545e2d17 NevowServer : added addInfoString to allow extensions to declare some read-only strings to be displayed in settings. Also renamed addExtension in addSettings for clarity.
Edouard Tisserant
parents: 2260
diff changeset
   440
4195545e2d17 NevowServer : added addInfoString to allow extensions to declare some read-only strings to be displayed in settings. Also renamed addExtension in addSettings for clarity.
Edouard Tisserant
parents: 2260
diff changeset
   441
    NS.ConfigurableSettings.addSettings(
2248
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diff changeset
   442
        "wamp",
2221
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
Edouard Tisserant
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diff changeset
   443
        _("Wamp Settings"),
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
Edouard Tisserant
parents: 2220
diff changeset
   444
        webFormInterface,
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
Edouard Tisserant
parents: 2220
diff changeset
   445
        _("Set"),
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
Edouard Tisserant
parents: 2220
diff changeset
   446
        wampConfig)
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
Edouard Tisserant
parents: 2220
diff changeset
   447
e03f7649bfb3 WAMP: now config and secret given in project files always override those given in commandline. Also made extensions web customisations happen before registration of web interface.
Edouard Tisserant
parents: 2220
diff changeset
   448
    NS.customSettingsURLs[WAMP_SECRET_URL] = deliverWampSecret