87 lines
3.2 KiB
Python
87 lines
3.2 KiB
Python
#! /usr/bin/env python3
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# -*- coding: utf-8 -*-
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# Passerelle - uniform access to data and services
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# Copyright (C) 2015 Entr'ouvert
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program 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
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# borrowed from https://pypi.python.org/pypi/suds_requests
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# and https://docs.oracle.com/cd/E50245_01/E50253/html/vmprg-soap-example-authentication-python.html
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import requests
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from io import StringIO
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from suds.client import Client
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from suds.transport.http import HttpAuthenticated
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from suds.transport import Reply
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from suds.plugin import MessagePlugin, DocumentPlugin
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from suds.sudsobject import asdict
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class Filter(MessagePlugin):
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def marshalled(self, context):
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context.envelope.set('xmlns:xm', 'http://www.w3.org/2005/05/xmlmime')
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def received(self, context):
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reply = context.reply
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context.reply = reply[reply.find("<?xml version"):reply.rfind(">") + 1]
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class Handlewsdl(DocumentPlugin):
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def loaded(self, context):
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# unknown types, so present them as strings
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context.document = context.document.replace('type="iph:DossierID"', 'type="xsd:string"')
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context.document = context.document.replace('type="iph:TypeTechnique"', 'type="xsd:string"')
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class Transport(HttpAuthenticated):
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def __init__(self, model, **kwargs):
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self.model = model
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HttpAuthenticated.__init__(self, **kwargs)
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def get_requests_kwargs(self):
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kwargs = {}
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if self.model.username:
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kwargs['auth'] = (self.model.username, self.model.password)
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if self.model.keystore:
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kwargs['cert'] = (self.model.keystore.path, self.model.keystore.path)
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if not self.model.verify_cert:
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kwargs['verify'] = False
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return kwargs
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def open(self, request):
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# only use our custom handler to fetch service resources, not schemas
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# from other namespaces
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if 'www.w3.org' in request.url:
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return HttpAuthenticated.open(self, request)
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resp = self.model.requests.get(request.url, headers=request.headers,
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**self.get_requests_kwargs())
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return StringIO(resp.content)
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def send(self, request):
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request.message = request.message.replace("contentType", "xm:contentType")
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self.addcredentials(request)
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resp = self.model.requests.post(request.url, data=request.message,
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headers=request.headers, **self.get_requests_kwargs())
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return Reply(resp.status_code, resp.headers, resp.content)
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# plugins=[Handlewsdl(), Filter()]
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def get_client(instance):
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transport = Transport(instance)
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return Client(instance.wsdl_url, transport=transport, cache=None)
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