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.contrib.sites.models import Site
  12 from django.contrib.auth.models import User
  13 from django.http import HttpResponseRedirect, HttpResponseForbidden, HttpResponse
  14 from django.shortcuts import get_object_or_404, render_to_response
  15 from django.core.context_processors import request
  16 from django.template.context import RequestContext
  17 from django.template.loader import get_template, render_to_string
  18 from django.utils import simplejson
  19 from django.core.urlresolvers import reverse
  20 from django.contrib import messages
  21 from flowspy.accounts.models import *
  22 from ipaddr import *
  23
  24 from django.contrib.auth import authenticate, login
  25
  26 from django.forms.models import model_to_dict
  27
  28 from flowspy.flowspec.forms import *
  29 from flowspy.flowspec.models import *
  30 from registration.models import RegistrationProfile
  31
  32 from copy import deepcopy
  33 from flowspy.utils.decorators import shib_required
  34
  35 from django.views.decorators.cache import never_cache
  36 from django.conf import settings
  37 from django.core.mail.message import EmailMessage
  38 import datetime
  39 import os
  40
  41 LOG_FILENAME = os.path.join(settings.LOG_FILE_LOCATION, 'celery_jobs.log')
  42 #FORMAT = '%(asctime)s %(levelname)s: %(message)s'
  43 #logging.basicConfig(format=FORMAT)
  44 formatter = logging.Formatter('%(asctime)s %(levelname)s %(clientip)s %(user)s: %(message)s')
  45
  46 logger = logging.getLogger(__name__)
  47 logger.setLevel(logging.DEBUG)
  48 handler = logging.FileHandler(LOG_FILENAME)
  49 handler.setFormatter(formatter)
  50 logger.addHandler(handler)
  51
  52 @login_required
  53 def user_routes(request):
  54     user_routes = Route.objects.filter(applier=request.user)
  55     return render_to_response('user_routes.html', {'routes': user_routes},
  56                               context_instance=RequestContext(request))
  57
  58 def welcome(request):
  59     return render_to_response('welcome.html', context_instance=RequestContext(request))
  60
  61 @login_required
  62 @never_cache
  63 def group_routes(request):
  64     group_routes = []
  65     peer = request.user.get_profile().peer
  66     if peer:
  67        peer_members = UserProfile.objects.filter(peer=peer)
  68        users = [prof.user for prof in peer_members]
  69        group_routes = Route.objects.filter(applier__in=users)
  70     return render_to_response('user_routes.html', {'routes': group_routes},
  71                               context_instance=RequestContext(request))
  72
  73
  74 @login_required
  75 @never_cache
  76 def add_route(request):
  77     applier = request.user.pk
  78     applier_peer_networks = request.user.get_profile().peer.networks.all()
  79     if not applier_peer_networks:
  80          messages.add_message(request, messages.WARNING,
  81                              "Insufficient rights on administrative networks. Cannot add rule. Contact your administrator")
  82          return HttpResponseRedirect(reverse("group-routes"))
  83     if request.method == "GET":
  84         form = RouteForm()
  85         if not request.user.is_superuser:
  86             form.fields['then'] = forms.ModelMultipleChoiceField(queryset=ThenAction.objects.filter(action__in=settings.UI_USER_THEN_ACTIONS).order_by('action'), required=True)
  87         return render_to_response('apply.html', {'form': form, 'applier': applier},
  88                                   context_instance=RequestContext(request))
  89
  90     else:
  91         form = RouteForm(request.POST)
  92         if form.is_valid():
  93             route=form.save(commit=False)
  94             route.applier = request.user
  95             route.status = "PENDING"
  96             route.source = IPNetwork("%s/%s" %(IPNetwork(route.source).network.compressed, IPNetwork(route.source).prefixlen)).compressed
  97             route.destination = IPNetwork("%s/%s" %(IPNetwork(route.destination).network.compressed, IPNetwork(route.destination).prefixlen)).compressed
  98             route.save()
  99             form.save_m2m()
 100             route.commit_add()
 101             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
 102             mail_body = render_to_string("rule_add_mail.txt",
 103                                              {"route": route, "address": requesters_address})
 104             user_mail = "%s" %route.applier.email
 105             user_mail = user_mail.split(';')
 106             send_new_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s creation request submitted by %s" %(route.name, route.applier.username),
 107                               mail_body, settings.SERVER_EMAIL, user_mail,
 108                               get_peer_techc_mails(route.applier))
 109             d = { 'clientip' : "%s"%requesters_address, 'user' : route.applier.username }
 110             logger.info(mail_body, extra=d)
 111             return HttpResponseRedirect(reverse("group-routes"))
 112         else:
 113             return render_to_response('apply.html', {'form': form, 'applier':applier},
 114                                       context_instance=RequestContext(request))
 115
 116 @login_required
 117 @never_cache
 118 def edit_route(request, route_slug):
 119     applier = request.user.pk
 120     applier_peer = request.user.get_profile().peer
 121     route_edit = get_object_or_404(Route, name=route_slug)
 122     route_edit_applier_peer = route_edit.applier.get_profile().peer
 123     if applier_peer != route_edit_applier_peer:
 124         messages.add_message(request, messages.WARNING,
 125                              "Insufficient rights to edit rule %s" %(route_slug))
 126         return HttpResponseRedirect(reverse("group-routes"))
 127 #    if route_edit.status == "ADMININACTIVE" :
 128 #        messages.add_message(request, messages.WARNING,
 129 #                             "Administrator has disabled editing of rule %s" %(route_slug))
 130 #        return HttpResponseRedirect(reverse("group-routes"))
 131 #    if route_edit.status == "EXPIRED" :
 132 #        messages.add_message(request, messages.WARNING,
 133 #                             "Cannot edit the expired rule %s. Contact helpdesk to enable it" %(route_slug))
 134 #        return HttpResponseRedirect(reverse("group-routes"))
 135     if route_edit.status == "PENDING" :
 136         messages.add_message(request, messages.WARNING,
 137                              "Cannot edit a pending rule: %s." %(route_slug))
 138         return HttpResponseRedirect(reverse("group-routes"))
 139     route_original = deepcopy(route_edit)
 140     if request.POST:
 141         form = RouteForm(request.POST, instance = route_edit)
 142         if form.is_valid():
 143             route=form.save(commit=False)
 144             route.name = route_original.name
 145             route.applier = request.user
 146             route.status = "PENDING"
 147             route.source = IPNetwork("%s/%s" %(IPNetwork(route.source).network.compressed, IPNetwork(route.source).prefixlen)).compressed
 148             route.destination = IPNetwork("%s/%s" %(IPNetwork(route.destination).network.compressed, IPNetwork(route.destination).prefixlen)).compressed
 149             route.save()
 150             form.save_m2m()
 151             route.commit_edit()
 152             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
 153             mail_body = render_to_string("rule_edit_mail.txt",
 154                                              {"route": route, "address": requesters_address})
 155             user_mail = "%s" %route.applier.email
 156             user_mail = user_mail.split(';')
 157             send_new_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s edit request submitted by %s" %(route.name, route.applier.username),
 158                               mail_body, settings.SERVER_EMAIL, user_mail,
 159                               get_peer_techc_mails(route.applier))
 160             d = { 'clientip' : requesters_address, 'user' : route.applier.username }
 161             logger.info(mail_body, extra=d)
 162             return HttpResponseRedirect(reverse("group-routes"))
 163         else:
 164             return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 165                                       context_instance=RequestContext(request))
 166     else:
 167         dictionary = model_to_dict(route_edit, fields=[], exclude=[])
 168         #form = RouteForm(instance=route_edit)
 169         form = RouteForm(dictionary)
 170         if not request.user.is_superuser:
 171             form.fields['then'] = forms.ModelMultipleChoiceField(queryset=ThenAction.objects.filter(action__in=settings.UI_USER_THEN_ACTIONS).order_by('action'), required=True)
 172         return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 173                                   context_instance=RequestContext(request))
 174
 175 @login_required
 176 @never_cache
 177 def delete_route(request, route_slug):
 178     if request.is_ajax():
 179         route = get_object_or_404(Route, name=route_slug)
 180         applier_peer = route.applier.get_profile().peer
 181         requester_peer = request.user.get_profile().peer
 182         if applier_peer == requester_peer:
 183             route.status = "PENDING"
 184             route.expires = datetime.date.today()
 185             route.save()
 186             route.commit_delete()
 187             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
 188             mail_body = render_to_string("rule_delete_mail.txt",
 189                                              {"route": route, "address": requesters_address})
 190             user_mail = "%s" %route.applier.email
 191             user_mail = user_mail.split(';')
 192             send_new_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s removal request submitted by %s" %(route.name, route.applier.username),
 193                               mail_body, settings.SERVER_EMAIL, user_mail,
 194                              get_peer_techc_mails(route.applier))
 195             d = { 'clientip' : requesters_address, 'user' : route.applier.username }
 196             logger.info(mail_body, extra=d)
 197         html = "<html><body>Done</body></html>"
 198         return HttpResponse(html)
 199     else:
 200         return HttpResponseRedirect(reverse("group-routes"))
 201
 202 @login_required
 203 @never_cache
 204 def user_profile(request):
 205     user = request.user
 206     peer = request.user.get_profile().peer
 207
 208     return render_to_response('profile.html', {'user': user, 'peer':peer},
 209                                   context_instance=RequestContext(request))
 210
 211 @never_cache
 212 def user_login(request):
 213     try:
 214         error_username = False
 215         error_orgname = False
 216         error_affiliation = False
 217         error_mail = False
 218         has_affiliation = False
 219         error = ''
 220         username = request.META['HTTP_EPPN']
 221         if not username:
 222             error_username = True
 223         firstname = request.META['HTTP_SHIB_INETORGPERSON_GIVENNAME']
 224         lastname = request.META['HTTP_SHIB_PERSON_SURNAME']
 225         mail = request.META['HTTP_SHIB_INETORGPERSON_MAIL']
 226         organization = request.META['HTTP_SHIB_HOMEORGANIZATION']
 227         affiliation = request.META['HTTP_SHIB_EP_ENTITLEMENT']
 228         if settings.SHIB_AUTH_AFFILIATION in affiliation.split(";"):
 229             has_affiliation = True
 230         if not has_affiliation:
 231             error_affiliation = True
 232         if not organization:
 233             error_orgname = True
 234         if not mail:
 235             error_mail = True
 236         if error_username:
 237             error = "Your idP should release the HTTP_EPPN attribute towards this service<br>"
 238         if error_orgname:
 239             error = error + "Your idP should release the HTTP_SHIB_HOMEORGANIZATION attribute towards this service<br>"
 240         if error_affiliation:
 241             error = error + "Your idP should release an appropriate HTTP_SHIB_EP_ENTITLEMENT attribute towards this service<br>"
 242         if error_mail:
 243             error = error + "Your idP should release the HTTP_SHIB_INETORGPERSON_MAIL attribute towards this service"
 244         if error_username or error_orgname or error_affiliation or error_mail:
 245             return render_to_response('error.html', {'error': error, "missing_attributes": True},
 246                                   context_instance=RequestContext(request))
 247         try:
 248             user = User.objects.get(username__exact=username)
 249             user_exists = True
 250         except:
 251             user_exists = False
 252         user = authenticate(username=username, firstname=firstname, lastname=lastname, mail=mail, organization=organization, affiliation=affiliation)
 253         if user is not None:
 254             if not user_exists:
 255                 user_activation_notify(user)
 256             if user.is_active:
 257                login(request, user)
 258                return HttpResponseRedirect(reverse("group-routes"))
 259             else:
 260                 error = "User account <strong>%s</strong> is pending activation. Administrators have been notified and will activate this account within the next days. <br>If this account has remained inactive for a long time contact your technical coordinator or GRNET Helpdesk" %user.username
 261                 return render_to_response('error.html', {'error': error, 'inactive': True},
 262                                   context_instance=RequestContext(request))
 263         else:
 264             error = "Something went wrong during user authentication. Contact your administrator"
 265             return render_to_response('error.html', {'error': error,},
 266                                   context_instance=RequestContext(request))
 267     except Exception:
 268         error = "Invalid login procedure"
 269         return render_to_response('error.html', {'error': error,},
 270                                   context_instance=RequestContext(request))
 271         # Return an 'invalid login' error message.
 272 #    return HttpResponseRedirect(reverse("user-routes"))
 273
 274 def user_activation_notify(user):
 275     current_site = Site.objects.get_current()
 276     subject = render_to_string('registration/activation_email_subject.txt',
 277                                    { 'site': current_site })
 278     # Email subject *must not* contain newlines
 279     subject = ''.join(subject.splitlines())
 280     registration_profile = RegistrationProfile.objects.create_profile(user)
 281     message = render_to_string('registration/activation_email.txt',
 282                                    { 'activation_key': registration_profile.activation_key,
 283                                      'expiration_days': settings.ACCOUNT_ACTIVATION_DAYS,
 284                                      'site': current_site,
 285                                      'user': user })
 286     send_new_mail(settings.EMAIL_SUBJECT_PREFIX + subject,
 287                               message, settings.SERVER_EMAIL,
 288                              get_peer_techc_mails(user), [])
 289
 290 @login_required
 291 @never_cache
 292 def add_rate_limit(request):
 293     if request.method == "GET":
 294         form = ThenPlainForm()
 295         return render_to_response('add_rate_limit.html', {'form': form,},
 296                                   context_instance=RequestContext(request))
 297
 298     else:
 299         form = ThenPlainForm(request.POST)
 300         if form.is_valid():
 301             then=form.save(commit=False)
 302             then.action_value = "%sk"%then.action_value
 303             then.save()
 304             response_data = {}
 305             response_data['pk'] = "%s" %then.pk
 306             response_data['value'] = "%s:%s" %(then.action, then.action_value)
 307             return HttpResponse(simplejson.dumps(response_data), mimetype='application/json')
 308         else:
 309             return render_to_response('add_rate_limit.html', {'form': form,},
 310                                       context_instance=RequestContext(request))
 311
 312 @login_required
 313 @never_cache
 314 def add_port(request):
 315     if request.method == "GET":
 316         form = PortPlainForm()
 317         return render_to_response('add_port.html', {'form': form,},
 318                                   context_instance=RequestContext(request))
 319
 320     else:
 321         form = PortPlainForm(request.POST)
 322         if form.is_valid():
 323             port=form.save()
 324             response_data = {}
 325             response_data['value'] = "%s" %port.pk
 326             response_data['text'] = "%s" %port.port
 327             return HttpResponse(simplejson.dumps(response_data), mimetype='application/json')
 328         else:
 329             return render_to_response('add_port.html', {'form': form,},
 330                                       context_instance=RequestContext(request))
 331
 332 @login_required
 333 @never_cache
 334 def user_logout(request):
 335     logout(request)
 336     return HttpResponseRedirect(reverse('group-routes'))
 337
 338 @never_cache
 339 def load_jscript(request, file):
 340     long_polling_timeout = int(settings.POLL_SESSION_UPDATE)*1000 + 10000
 341     return render_to_response('%s.js' % file, {'timeout': long_polling_timeout}, context_instance=RequestContext(request), mimetype="text/javascript")
 342
 343
 344 def get_peer_techc_mails(user):
 345     mail = []
 346     additional_mail = []
 347     techmails_list = []
 348     user_mail = "%s" %user.email
 349     user_mail = user_mail.split(';')
 350     techmails = user.get_profile().peer.techc()
 351     if techmails:
 352         techmails_list = techmails.split(';')
 353     if settings.NOTIFY_ADMIN_MAILS:
 354         additional_mail = settings.NOTIFY_ADMIN_MAILS
 355 #    mail.extend(user_mail)
 356     mail.extend(additional_mail)
 357     mail.extend(techmails_list)
 358     return mail
 359
 360
 361 def send_new_mail(subject, message, from_email, recipient_list, bcc_list):
 362     return EmailMessage(subject, message, from_email, recipient_list, bcc_list).send()
 363