code.grnet.gr Git - flowspy/blob - flowspec/views.py

   1 # Create your views here.
   2 import urllib2
   3 import socket
   4 import json
   5 from django import forms
   6 from django.views.decorators.csrf import csrf_exempt
   7 from django.core import urlresolvers
   8 from django.core import serializers
   9 from django.contrib.auth.decorators import login_required
  10 from django.contrib.auth import logout
  11 from django.http import HttpResponseRedirect, HttpResponseForbidden, HttpResponse
  12 from django.shortcuts import get_object_or_404, render_to_response
  13 from django.core.context_processors import request
  14 from django.template.context import RequestContext
  15 from django.template.loader import get_template, render_to_string
  16 from django.utils import simplejson
  17 from django.core.urlresolvers import reverse
  18 from django.contrib import messages
  19 from flowspy.accounts.models import *
  20
  21 from django.contrib.auth import authenticate, login
  22
  23 from django.forms.models import model_to_dict
  24
  25 from flowspy.flowspec.forms import *
  26 from flowspy.flowspec.models import *
  27
  28 from copy import deepcopy
  29 from flowspy.utils.decorators import shib_required
  30
  31 from django.views.decorators.cache import never_cache
  32 from django.conf import settings
  33 from django.core.mail import mail_admins, mail_managers, send_mail
  34
  35 import os
  36
  37 LOG_FILENAME = os.path.join(settings.LOG_FILE_LOCATION, 'celery_jobs.log')
  38 #FORMAT = '%(asctime)s %(levelname)s: %(message)s'
  39 #logging.basicConfig(format=FORMAT)
  40 formatter = logging.Formatter('%(asctime)s %(levelname)s %(clientip)s %(user)s: %(message)s')
  41
  42 logger = logging.getLogger(__name__)
  43 logger.setLevel(logging.DEBUG)
  44 handler = logging.FileHandler(LOG_FILENAME)
  45 handler.setFormatter(formatter)
  46 logger.addHandler(handler)
  47
  48 @login_required
  49 def user_routes(request):
  50     user_routes = Route.objects.filter(applier=request.user)
  51     return render_to_response('user_routes.html', {'routes': user_routes},
  52                               context_instance=RequestContext(request))
  53
  54 def welcome(request):
  55     return render_to_response('welcome.html', context_instance=RequestContext(request))
  56
  57 @login_required
  58 @never_cache
  59 def group_routes(request):
  60     group_routes = []
  61     peer = request.user.get_profile().peer
  62     if peer:
  63        peer_members = UserProfile.objects.filter(peer=peer)
  64        users = [prof.user for prof in peer_members]
  65        group_routes = Route.objects.filter(applier__in=users)
  66     return render_to_response('user_routes.html', {'routes': group_routes},
  67                               context_instance=RequestContext(request))
  68
  69
  70 @login_required
  71 @never_cache
  72 def add_route(request):
  73     applier = request.user.pk
  74     applier_peer_networks = request.user.get_profile().peer.networks.all()
  75     if not applier_peer_networks:
  76          messages.add_message(request, messages.WARNING,
  77                              "Insufficient rights on administrative networks. Cannot add rule. Contact your administrator")
  78          return HttpResponseRedirect(reverse("group-routes"))
  79     if request.method == "GET":
  80         form = RouteForm()
  81         return render_to_response('apply.html', {'form': form, 'applier': applier},
  82                                   context_instance=RequestContext(request))
  83
  84     else:
  85         form = RouteForm(request.POST)
  86         if form.is_valid():
  87             route=form.save(commit=False)
  88             route.applier = request.user
  89             route.status = "PENDING"
  90             route.save()
  91             form.save_m2m()
  92             route.commit_add()
  93             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
  94             mail_body = render_to_string("rule_add_mail.txt",
  95                                              {"route": route, "address": requesters_address})
  96             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s creation request submitted by %s" %(route.name, route.applier.username),
  97                               mail_body, settings.SERVER_EMAIL,
  98                               get_peer_techc_mails(route.applier), fail_silently=True)
  99             d = { 'clientip' : "%s"%requesters_address, 'user' : route.applier.username }
 100             logger.info(mail_body, extra=d)
 101             return HttpResponseRedirect(reverse("group-routes"))
 102         else:
 103             return render_to_response('apply.html', {'form': form, 'applier':applier},
 104                                       context_instance=RequestContext(request))
 105
 106 @login_required
 107 @never_cache
 108 def edit_route(request, route_slug):
 109     applier = request.user.pk
 110     applier_peer = request.user.get_profile().peer
 111     route_edit = get_object_or_404(Route, name=route_slug)
 112     route_edit_applier_peer = route_edit.applier.get_profile().peer
 113     if applier_peer != route_edit_applier_peer:
 114         messages.add_message(request, messages.WARNING,
 115                              "Insufficient rights to edit rule %s" %(route_slug))
 116         return HttpResponseRedirect(reverse("group-routes"))
 117 #    if route_edit.status == "ADMININACTIVE" :
 118 #        messages.add_message(request, messages.WARNING,
 119 #                             "Administrator has disabled editing of rule %s" %(route_slug))
 120 #        return HttpResponseRedirect(reverse("group-routes"))
 121 #    if route_edit.status == "EXPIRED" :
 122 #        messages.add_message(request, messages.WARNING,
 123 #                             "Cannot edit the expired rule %s. Contact helpdesk to enable it" %(route_slug))
 124 #        return HttpResponseRedirect(reverse("group-routes"))
 125     if route_edit.status == "PENDING" :
 126         messages.add_message(request, messages.WARNING,
 127                              "Cannot edit a pending rule: %s." %(route_slug))
 128         return HttpResponseRedirect(reverse("group-routes"))
 129     route_original = deepcopy(route_edit)
 130     if request.POST:
 131         form = RouteForm(request.POST, instance = route_edit)
 132         if form.is_valid():
 133             route=form.save(commit=False)
 134             route.name = route_original.name
 135             route.applier = request.user
 136             route.status = "PENDING"
 137             route.save()
 138             form.save_m2m()
 139             route.commit_edit()
 140             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
 141             mail_body = render_to_string("rule_edit_mail.txt",
 142                                              {"route": route, "address": requesters_address})
 143             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s edit request submitted by %s" %(route.name, route.applier.username),
 144                               mail_body, settings.SERVER_EMAIL,
 145                               get_peer_techc_mails(route.applier), fail_silently=True)
 146             d = { 'clientip' : requesters_address, 'user' : route.applier.username }
 147             logger.info(mail_body, extra=d)
 148             return HttpResponseRedirect(reverse("group-routes"))
 149         else:
 150             return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 151                                       context_instance=RequestContext(request))
 152     else:
 153         dictionary = model_to_dict(route_edit, fields=[], exclude=[])
 154         #form = RouteForm(instance=route_edit)
 155         form = RouteForm(dictionary)
 156         return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 157                                   context_instance=RequestContext(request))
 158
 159 @login_required
 160 @never_cache
 161 def delete_route(request, route_slug):
 162     if request.is_ajax():
 163         route = get_object_or_404(Route, name=route_slug)
 164         applier_peer = route.applier.get_profile().peer
 165         requester_peer = request.user.get_profile().peer
 166         if applier_peer == requester_peer:
 167             route.status = "PENDING"
 168             route.save()
 169             route.commit_delete()
 170             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
 171             mail_body = render_to_string("rule_delete_mail.txt",
 172                                              {"route": route, "address": requesters_address})
 173             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s removal request submitted by %s" %(route.name, route.applier.username),
 174                               mail_body, settings.SERVER_EMAIL,
 175                              get_peer_techc_mails(route.applier), fail_silently=True)
 176             d = { 'clientip' : requesters_address, 'user' : route.applier.username }
 177             logger.info(mail_body, extra=d)
 178         html = "<html><body>Done</body></html>"
 179         return HttpResponse(html)
 180     else:
 181         return HttpResponseRedirect(reverse("group-routes"))
 182
 183 @login_required
 184 @never_cache
 185 def user_profile(request):
 186     user = request.user
 187     peer = request.user.get_profile().peer
 188
 189     return render_to_response('profile.html', {'user': user, 'peer':peer},
 190                                   context_instance=RequestContext(request))
 191
 192 @never_cache
 193 def user_login(request):
 194     try:
 195         error_username = None
 196         error_orgname = None
 197         error_affiliation = None
 198         error = ''
 199         username = request.META['HTTP_EPPN']
 200         if not username:
 201             error_username = True
 202         firstname = request.META['HTTP_SHIB_INETORGPERSON_GIVENNAME']
 203         lastname = request.META['HTTP_SHIB_PERSON_SURNAME']
 204         mail = request.META['HTTP_SHIB_INETORGPERSON_MAIL']
 205         organization = request.META['HTTP_SHIB_HOMEORGANIZATION']
 206         affiliation = request.META['HTTP_SHIB_EP_ENTITLEMENT']
 207         if settings.SHIB_AUTH_AFFILIATION in affiliation.split(";"):
 208             has_affiliation = True
 209         if not has_affiliation:
 210             error_affiliation = True
 211         if not organization:
 212             error_orgname = True
 213         if error_username:
 214             error = "Your idP should release the HTTP_EPPN attribute towards this service\n"
 215         if error_orgname:
 216             error = error + "Your idP should release the HTTP_SHIB_HOMEORGANIZATION attribute towards this service\n"
 217         if error_affiliation:
 218             error = error + "Your idP should release an appropriate HTTP_SHIB_EP_ENTITLEMENT attribute towards this service"
 219         if error_username or error_orgname or error_affiliation:
 220             return render_to_response('error.html', {'error': error,},
 221                                   context_instance=RequestContext(request))
 222         user = authenticate(username=username, firstname=firstname, lastname=lastname, mail=mail, organization=organization, affiliation=affiliation)
 223         if user is not None:
 224             login(request, user)
 225             update_user_attributes(user, firstname=firstname, lastname=lastname, mail=mail)
 226             return HttpResponseRedirect(reverse("group-routes"))
 227                 # Redirect to a success page.
 228                 # Return a 'disabled account' error message
 229         else:
 230             error = "Something went wrong during user authentication. Contact your administrator"
 231             return render_to_response('error.html', {'error': error,},
 232                                   context_instance=RequestContext(request))
 233     except Exception as e:
 234         error = "Invalid login procedure"
 235         return render_to_response('error.html', {'error': error,},
 236                                   context_instance=RequestContext(request))
 237         # Return an 'invalid login' error message.
 238 #    return HttpResponseRedirect(reverse("user-routes"))
 239
 240 @login_required
 241 @never_cache
 242 def add_rate_limit(request):
 243     if request.method == "GET":
 244         form = ThenPlainForm()
 245         return render_to_response('add_rate_limit.html', {'form': form,},
 246                                   context_instance=RequestContext(request))
 247
 248     else:
 249         form = ThenPlainForm(request.POST)
 250         if form.is_valid():
 251             then=form.save(commit=False)
 252             then.action_value = "%sk"%then.action_value
 253             then.save()
 254             response_data = {}
 255             response_data['pk'] = "%s" %then.pk
 256             response_data['value'] = "%s:%s" %(then.action, then.action_value)
 257             return HttpResponse(simplejson.dumps(response_data), mimetype='application/json')
 258         else:
 259             return render_to_response('add_rate_limit.html', {'form': form,},
 260                                       context_instance=RequestContext(request))
 261
 262 def update_user_attributes(user, firstname, lastname, mail):
 263     user.first_name = firstname
 264     user.last_name = lastname
 265     user.email = mail
 266     user.save()
 267
 268 @login_required
 269 @never_cache
 270 def add_port(request):
 271     if request.method == "GET":
 272         form = PortPlainForm()
 273         return render_to_response('add_port.html', {'form': form,},
 274                                   context_instance=RequestContext(request))
 275
 276     else:
 277         form = PortPlainForm(request.POST)
 278         if form.is_valid():
 279             port=form.save()
 280             response_data = {}
 281             response_data['value'] = "%s" %port.pk
 282             response_data['text'] = "%s" %port.port
 283             return HttpResponse(simplejson.dumps(response_data), mimetype='application/json')
 284         else:
 285             return render_to_response('add_port.html', {'form': form,},
 286                                       context_instance=RequestContext(request))
 287
 288 @login_required
 289 @never_cache
 290 def user_logout(request):
 291     logout(request)
 292     return HttpResponseRedirect(reverse('group-routes'))
 293
 294 @never_cache
 295 def load_jscript(request, file):
 296     long_polling_timeout = int(settings.POLL_SESSION_UPDATE)*1000 + 10000
 297     return render_to_response('%s.js' % file, {'timeout': long_polling_timeout}, context_instance=RequestContext(request), mimetype="text/javascript")
 298
 299
 300 def get_peer_techc_mails(user):
 301     user_mail = user.email
 302     techmails = user.get_profile().peer.techc()
 303     additional_mail = "%s;%s" %(settings.HELPDESK_MAIL,settings.NOC_MAIL)
 304     if techmails:
 305         mail = "%s;%s" %(techmails, additional_mail)
 306     else:
 307         mail = additional_mail
 308     mail = "%s;%s" %(user_mail, mail)
 309     mail =  mail.split(';')
 310     return mail