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.translation import ugettext as _
  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 flowspy.peers.models import *
  31
  32 from registration.models import RegistrationProfile
  33
  34 from copy import deepcopy
  35 from flowspy.utils.decorators import shib_required
  36
  37 from django.views.decorators.cache import never_cache
  38 from django.conf import settings
  39 from django.core.mail.message import EmailMessage
  40 import datetime
  41 import os
  42
  43 LOG_FILENAME = os.path.join(settings.LOG_FILE_LOCATION, 'celery_jobs.log')
  44 #FORMAT = '%(asctime)s %(levelname)s: %(message)s'
  45 #logging.basicConfig(format=FORMAT)
  46 formatter = logging.Formatter('%(asctime)s %(levelname)s %(clientip)s %(user)s: %(message)s')
  47
  48 logger = logging.getLogger(__name__)
  49 logger.setLevel(logging.DEBUG)
  50 handler = logging.FileHandler(LOG_FILENAME)
  51 handler.setFormatter(formatter)
  52 logger.addHandler(handler)
  53
  54 @login_required
  55 def user_routes(request):
  56     user_routes = Route.objects.filter(applier=request.user)
  57     return render_to_response('user_routes.html', {'routes': user_routes},
  58                               context_instance=RequestContext(request))
  59
  60 def welcome(request):
  61     return render_to_response('welcome.html', context_instance=RequestContext(request))
  62
  63 @login_required
  64 @never_cache
  65 def group_routes(request):
  66     group_routes = []
  67     peer = request.user.get_profile().peer
  68     if peer:
  69        peer_members = UserProfile.objects.filter(peer=peer)
  70        users = [prof.user for prof in peer_members]
  71        group_routes = Route.objects.filter(applier__in=users)
  72     return render_to_response('user_routes.html', {'routes': group_routes},
  73                               context_instance=RequestContext(request))
  74
  75
  76 @login_required
  77 @never_cache
  78 def add_route(request):
  79     applier = request.user.pk
  80     applier_peer_networks = request.user.get_profile().peer.networks.all()
  81     if not applier_peer_networks:
  82          messages.add_message(request, messages.WARNING,
  83                              _("Insufficient rights on administrative networks. Cannot add rule. Contact your administrator"))
  84          return HttpResponseRedirect(reverse("group-routes"))
  85     if request.method == "GET":
  86         form = RouteForm()
  87         if not request.user.is_superuser:
  88             form.fields['then'] = forms.ModelMultipleChoiceField(queryset=ThenAction.objects.filter(action__in=settings.UI_USER_THEN_ACTIONS).order_by('action'), required=True)
  89             form.fields['protocol'] = forms.ModelMultipleChoiceField(queryset=MatchProtocol.objects.filter(protocol__in=settings.UI_USER_PROTOCOLS).order_by('protocol'), required=False)
  90         return render_to_response('apply.html', {'form': form, 'applier': applier},
  91                                   context_instance=RequestContext(request))
  92
  93     else:
  94         form = RouteForm(request.POST)
  95         if form.is_valid():
  96             route=form.save(commit=False)
  97             route.applier = request.user
  98             route.status = "PENDING"
  99             route.source = IPNetwork("%s/%s" %(IPNetwork(route.source).network.compressed, IPNetwork(route.source).prefixlen)).compressed
 100             route.destination = IPNetwork("%s/%s" %(IPNetwork(route.destination).network.compressed, IPNetwork(route.destination).prefixlen)).compressed
 101             route.save()
 102             form.save_m2m()
 103             route.commit_add()
 104             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
 105             mail_body = render_to_string("rule_add_mail.txt",
 106                                              {"route": route, "address": requesters_address})
 107             user_mail = "%s" %route.applier.email
 108             user_mail = user_mail.split(';')
 109             send_new_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s creation request submitted by %s" %(route.name, route.applier.username),
 110                               mail_body, settings.SERVER_EMAIL, user_mail,
 111                               get_peer_techc_mails(route.applier))
 112             d = { 'clientip' : "%s"%requesters_address, 'user' : route.applier.username }
 113             logger.info(mail_body, extra=d)
 114             return HttpResponseRedirect(reverse("group-routes"))
 115         else:
 116             return render_to_response('apply.html', {'form': form, 'applier':applier},
 117                                       context_instance=RequestContext(request))
 118
 119 @login_required
 120 @never_cache
 121 def edit_route(request, route_slug):
 122     applier = request.user.pk
 123     applier_peer = request.user.get_profile().peer
 124     route_edit = get_object_or_404(Route, name=route_slug)
 125     route_edit_applier_peer = route_edit.applier.get_profile().peer
 126     if applier_peer != route_edit_applier_peer:
 127         messages.add_message(request, messages.WARNING,
 128                              _("Insufficient rights to edit rule %s") %(route_slug))
 129         return HttpResponseRedirect(reverse("group-routes"))
 130 #    if route_edit.status == "ADMININACTIVE" :
 131 #        messages.add_message(request, messages.WARNING,
 132 #                             "Administrator has disabled editing of rule %s" %(route_slug))
 133 #        return HttpResponseRedirect(reverse("group-routes"))
 134 #    if route_edit.status == "EXPIRED" :
 135 #        messages.add_message(request, messages.WARNING,
 136 #                             "Cannot edit the expired rule %s. Contact helpdesk to enable it" %(route_slug))
 137 #        return HttpResponseRedirect(reverse("group-routes"))
 138     if route_edit.status == "PENDING" :
 139         messages.add_message(request, messages.WARNING,
 140                              _("Cannot edit a pending rule: %s.") %(route_slug))
 141         return HttpResponseRedirect(reverse("group-routes"))
 142     route_original = deepcopy(route_edit)
 143     if request.POST:
 144         form = RouteForm(request.POST, instance = route_edit)
 145         if form.is_valid():
 146             route=form.save(commit=False)
 147             route.name = route_original.name
 148             route.applier = request.user
 149             route.status = "PENDING"
 150             route.source = IPNetwork("%s/%s" %(IPNetwork(route.source).network.compressed, IPNetwork(route.source).prefixlen)).compressed
 151             route.destination = IPNetwork("%s/%s" %(IPNetwork(route.destination).network.compressed, IPNetwork(route.destination).prefixlen)).compressed
 152             route.save()
 153             form.save_m2m()
 154             route.commit_edit()
 155             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
 156             mail_body = render_to_string("rule_edit_mail.txt",
 157                                              {"route": route, "address": requesters_address})
 158             user_mail = "%s" %route.applier.email
 159             user_mail = user_mail.split(';')
 160             send_new_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s edit request submitted by %s" %(route.name, route.applier.username),
 161                               mail_body, settings.SERVER_EMAIL, user_mail,
 162                               get_peer_techc_mails(route.applier))
 163             d = { 'clientip' : requesters_address, 'user' : route.applier.username }
 164             logger.info(mail_body, extra=d)
 165             return HttpResponseRedirect(reverse("group-routes"))
 166         else:
 167             return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 168                                       context_instance=RequestContext(request))
 169     else:
 170         dictionary = model_to_dict(route_edit, fields=[], exclude=[])
 171         #form = RouteForm(instance=route_edit)
 172         form = RouteForm(dictionary)
 173         if not request.user.is_superuser:
 174             form.fields['then'] = forms.ModelMultipleChoiceField(queryset=ThenAction.objects.filter(action__in=settings.UI_USER_THEN_ACTIONS).order_by('action'), required=True)
 175             form.fields['protocol'] = forms.ModelMultipleChoiceField(queryset=MatchProtocol.objects.filter(protocol__in=settings.UI_USER_PROTOCOLS).order_by('protocol'), required=False)
 176         return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 177                                   context_instance=RequestContext(request))
 178
 179 @login_required
 180 @never_cache
 181 def delete_route(request, route_slug):
 182     if request.is_ajax():
 183         route = get_object_or_404(Route, name=route_slug)
 184         applier_peer = route.applier.get_profile().peer
 185         requester_peer = request.user.get_profile().peer
 186         if applier_peer == requester_peer:
 187             route.status = "PENDING"
 188             route.expires = datetime.date.today()
 189             route.applier = request.user
 190             route.save()
 191             route.commit_delete()
 192             requesters_address = request.META['HTTP_X_FORWARDED_FOR']
 193             mail_body = render_to_string("rule_delete_mail.txt",
 194                                              {"route": route, "address": requesters_address})
 195             user_mail = "%s" %route.applier.email
 196             user_mail = user_mail.split(';')
 197             send_new_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s removal request submitted by %s" %(route.name, route.applier.username),
 198                               mail_body, settings.SERVER_EMAIL, user_mail,
 199                              get_peer_techc_mails(route.applier))
 200             d = { 'clientip' : requesters_address, 'user' : route.applier.username }
 201             logger.info(mail_body, extra=d)
 202         html = "<html><body>Done</body></html>"
 203         return HttpResponse(html)
 204     else:
 205         return HttpResponseRedirect(reverse("group-routes"))
 206
 207 @login_required
 208 @never_cache
 209 def user_profile(request):
 210     user = request.user
 211     peer = request.user.get_profile().peer
 212
 213     return render_to_response('profile.html', {'user': user, 'peer':peer},
 214                                   context_instance=RequestContext(request))
 215
 216 @never_cache
 217 def user_login(request):
 218     try:
 219         error_username = False
 220         error_orgname = False
 221         error_entitlement = False
 222         error_mail = False
 223         has_entitlement = False
 224         error = ''
 225         username = request.META['HTTP_EPPN']
 226         if not username:
 227             error_username = True
 228         firstname = request.META['HTTP_SHIB_INETORGPERSON_GIVENNAME']
 229         lastname = request.META['HTTP_SHIB_PERSON_SURNAME']
 230         mail = request.META['HTTP_SHIB_INETORGPERSON_MAIL']
 231         organization = request.META['HTTP_SHIB_HOMEORGANIZATION']
 232         entitlement = request.META['HTTP_SHIB_EP_ENTITLEMENT']
 233         if settings.SHIB_AUTH_ENTITLEMENT in entitlement.split(";"):
 234             has_entitlement = True
 235         if not has_entitlement:
 236             error_entitlement = True
 237         if not organization:
 238             error_orgname = True
 239         if not mail:
 240             error_mail = True
 241         if error_username:
 242             error = _("Your idP should release the HTTP_EPPN attribute towards this service<br>")
 243         if error_orgname:
 244             error = error + _("Your idP should release the HTTP_SHIB_HOMEORGANIZATION attribute towards this service<br>")
 245         if error_entitlement:
 246             error = error + _("Your idP should release an appropriate HTTP_SHIB_EP_ENTITLEMENT attribute towards this service<br>")
 247         if error_mail:
 248             error = error + _("Your idP should release the HTTP_SHIB_INETORGPERSON_MAIL attribute towards this service")
 249         if error_username or error_orgname or error_entitlement or error_mail:
 250             return render_to_response('error.html', {'error': error, "missing_attributes": True},
 251                                   context_instance=RequestContext(request))
 252         try:
 253             user = User.objects.get(username__exact=username)
 254             user_exists = True
 255         except:
 256             user_exists = False
 257         user = authenticate(username=username, firstname=firstname, lastname=lastname, mail=mail)
 258         if user is not None:
 259             try:
 260                 peer = Peer.objects.get(domain_name=organization)
 261                 up = UserProfile.objects.get_or_create(user=user,peer=peer)
 262             except:
 263                 error = _("Your organization's domain name does not match our peers' domain names<br>Please contact Helpdesk to resolve this issue")
 264                 return render_to_response('error.html', {'error': error})
 265             if not user_exists:
 266                 user_activation_notify(user)
 267             if user.is_active:
 268                login(request, user)
 269                return HttpResponseRedirect(reverse("group-routes"))
 270             else:
 271                 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
 272                 return render_to_response('error.html', {'error': error, 'inactive': True},
 273                                   context_instance=RequestContext(request))
 274         else:
 275             error = _("Something went wrong during user authentication. Contact your administrator")
 276             return render_to_response('error.html', {'error': error,},
 277                                   context_instance=RequestContext(request))
 278     except Exception:
 279         error = _("Invalid login procedure")
 280         return render_to_response('error.html', {'error': error,},
 281                                   context_instance=RequestContext(request))
 282         # Return an 'invalid login' error message.
 283 #    return HttpResponseRedirect(reverse("user-routes"))
 284
 285 def user_activation_notify(user):
 286     current_site = Site.objects.get_current()
 287     subject = render_to_string('registration/activation_email_subject.txt',
 288                                    { 'site': current_site })
 289     # Email subject *must not* contain newlines
 290     subject = ''.join(subject.splitlines())
 291     registration_profile = RegistrationProfile.objects.create_profile(user)
 292     message = render_to_string('registration/activation_email.txt',
 293                                    { 'activation_key': registration_profile.activation_key,
 294                                      'expiration_days': settings.ACCOUNT_ACTIVATION_DAYS,
 295                                      'site': current_site,
 296                                      'user': user })
 297     send_new_mail(settings.EMAIL_SUBJECT_PREFIX + subject,
 298                               message, settings.SERVER_EMAIL,
 299                              get_peer_techc_mails(user), [])
 300
 301 @login_required
 302 @never_cache
 303 def add_rate_limit(request):
 304     if request.method == "GET":
 305         form = ThenPlainForm()
 306         return render_to_response('add_rate_limit.html', {'form': form,},
 307                                   context_instance=RequestContext(request))
 308
 309     else:
 310         form = ThenPlainForm(request.POST)
 311         if form.is_valid():
 312             then=form.save(commit=False)
 313             then.action_value = "%sk"%then.action_value
 314             then.save()
 315             response_data = {}
 316             response_data['pk'] = "%s" %then.pk
 317             response_data['value'] = "%s:%s" %(then.action, then.action_value)
 318             return HttpResponse(json.dumps(response_data), mimetype='application/json')
 319         else:
 320             return render_to_response('add_rate_limit.html', {'form': form,},
 321                                       context_instance=RequestContext(request))
 322
 323 @login_required
 324 @never_cache
 325 def add_port(request):
 326     if request.method == "GET":
 327         form = PortPlainForm()
 328         return render_to_response('add_port.html', {'form': form,},
 329                                   context_instance=RequestContext(request))
 330
 331     else:
 332         form = PortPlainForm(request.POST)
 333         if form.is_valid():
 334             port=form.save()
 335             response_data = {}
 336             response_data['value'] = "%s" %port.pk
 337             response_data['text'] = "%s" %port.port
 338             return HttpResponse(json.dumps(response_data), mimetype='application/json')
 339         else:
 340             return render_to_response('add_port.html', {'form': form,},
 341                                       context_instance=RequestContext(request))
 342
 343 @login_required
 344 @never_cache
 345 def user_logout(request):
 346     logout(request)
 347     return HttpResponseRedirect(reverse('group-routes'))
 348
 349 @never_cache
 350 def load_jscript(request, file):
 351     long_polling_timeout = int(settings.POLL_SESSION_UPDATE)*1000 + 10000
 352     return render_to_response('%s.js' % file, {'timeout': long_polling_timeout}, context_instance=RequestContext(request), mimetype="text/javascript")
 353
 354
 355 def get_peer_techc_mails(user):
 356     mail = []
 357     additional_mail = []
 358     techmails_list = []
 359     user_mail = "%s" %user.email
 360     user_mail = user_mail.split(';')
 361     techmails = user.get_profile().peer.techc_emails.all()
 362     if techmails:
 363         for techmail in techmails:
 364             techmails_list.append(techmail.email)
 365     if settings.NOTIFY_ADMIN_MAILS:
 366         additional_mail = settings.NOTIFY_ADMIN_MAILS
 367 #    mail.extend(user_mail)
 368     mail.extend(additional_mail)
 369     mail.extend(techmails_list)
 370     return mail
 371
 372 def gettos(request):
 373     return render_to_response('gettos.html', context_instance=RequestContext(request))
 374
 375 def getinfo(request):
 376     return render_to_response('getinfo.html', context_instance=RequestContext(request))
 377
 378 def send_new_mail(subject, message, from_email, recipient_list, bcc_list):
 379     return EmailMessage(subject, message, from_email, recipient_list, bcc_list).send()
 380