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: %(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             mail_body = render_to_string("rule_add_mail.txt",
  94                                              {"route": route})
  95             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s creation request submitted by %s" %(route.name, route.applier.username),
  96                               mail_body, settings.SERVER_EMAIL,
  97                               get_peer_techc_mails(route.applier), fail_silently=True)
  98             logger.info(mail_body)
  99             return HttpResponseRedirect(reverse("group-routes"))
 100         else:
 101             return render_to_response('apply.html', {'form': form, 'applier':applier},
 102                                       context_instance=RequestContext(request))
 103
 104 @login_required
 105 @never_cache
 106 def edit_route(request, route_slug):
 107     applier = request.user.pk
 108     applier_peer = request.user.get_profile().peer
 109     route_edit = get_object_or_404(Route, name=route_slug)
 110     route_edit_applier_peer = route_edit.applier.get_profile().peer
 111     if applier_peer != route_edit_applier_peer:
 112         messages.add_message(request, messages.WARNING,
 113                              "Insufficient rights to edit rule %s" %(route_slug))
 114         return HttpResponseRedirect(reverse("group-routes"))
 115 #    if route_edit.status == "ADMININACTIVE" :
 116 #        messages.add_message(request, messages.WARNING,
 117 #                             "Administrator has disabled editing of rule %s" %(route_slug))
 118 #        return HttpResponseRedirect(reverse("group-routes"))
 119 #    if route_edit.status == "EXPIRED" :
 120 #        messages.add_message(request, messages.WARNING,
 121 #                             "Cannot edit the expired rule %s. Contact helpdesk to enable it" %(route_slug))
 122 #        return HttpResponseRedirect(reverse("group-routes"))
 123     if route_edit.status == "PENDING" :
 124         messages.add_message(request, messages.WARNING,
 125                              "Cannot edit a pending rule: %s." %(route_slug))
 126         return HttpResponseRedirect(reverse("group-routes"))
 127     route_original = deepcopy(route_edit)
 128     if request.POST:
 129         form = RouteForm(request.POST, instance = route_edit)
 130         if form.is_valid():
 131             route=form.save(commit=False)
 132             route.name = route_original.name
 133             route.applier = request.user
 134             route.status = "PENDING"
 135             route.save()
 136             form.save_m2m()
 137             route.commit_edit()
 138             mail_body = render_to_string("rule_edit_mail.txt",
 139                                              {"route": route})
 140             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s edit request submitted by %s" %(route.name, route.applier.username),
 141                               mail_body, settings.SERVER_EMAIL,
 142                               get_peer_techc_mails(route.applier), fail_silently=True)
 143             logger.info(mail_body)
 144
 145             return HttpResponseRedirect(reverse("group-routes"))
 146         else:
 147             return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 148                                       context_instance=RequestContext(request))
 149     else:
 150         dictionary = model_to_dict(route_edit, fields=[], exclude=[])
 151         #form = RouteForm(instance=route_edit)
 152         form = RouteForm(dictionary)
 153         return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 154                                   context_instance=RequestContext(request))
 155
 156 @login_required
 157 @never_cache
 158 def delete_route(request, route_slug):
 159     if request.is_ajax():
 160         route = get_object_or_404(Route, name=route_slug)
 161         applier_peer = route.applier.get_profile().peer
 162         requester_peer = request.user.get_profile().peer
 163         if applier_peer == requester_peer:
 164             route.status = "PENDING"
 165             route.save()
 166             route.commit_delete()
 167             mail_body = render_to_string("rule_delete_mail.txt",
 168                                              {"route": route})
 169             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s removal request submitted by %s" %(route.name, route.applier.username),
 170                               mail_body, settings.SERVER_EMAIL,
 171                              get_peer_techc_mails(route.applier), fail_silently=True)
 172             logger.info(mail_body)
 173         html = "<html><body>Done</body></html>"
 174         return HttpResponse(html)
 175     else:
 176         return HttpResponseRedirect(reverse("group-routes"))
 177
 178 @login_required
 179 @never_cache
 180 def user_profile(request):
 181     user = request.user
 182     peer = request.user.get_profile().peer
 183
 184     return render_to_response('profile.html', {'user': user, 'peer':peer},
 185                                   context_instance=RequestContext(request))
 186
 187 @never_cache
 188 def user_login(request):
 189     try:
 190         error_username = None
 191         error_orgname = None
 192         error_affiliation = None
 193         error = ''
 194         username = request.META['HTTP_EPPN']
 195         if not username:
 196             error_username = True
 197         firstname = request.META['HTTP_SHIB_INETORGPERSON_GIVENNAME']
 198         lastname = request.META['HTTP_SHIB_PERSON_SURNAME']
 199         mail = request.META['HTTP_SHIB_INETORGPERSON_MAIL']
 200         organization = request.META['HTTP_SHIB_HOMEORGANIZATION']
 201         affiliation = request.META['HTTP_SHIB_EP_ENTITLEMENT']
 202         if settings.SHIB_AUTH_AFFILIATION in affiliation.split(";"):
 203             has_affiliation = True
 204         if not has_affiliation:
 205             error_affiliation = True
 206         if not organization:
 207             error_orgname = True
 208         if error_username:
 209             error = "Your idP should release the HTTP_EPPN attribute towards this service\n"
 210         if error_orgname:
 211             error = error + "Your idP should release the HTTP_SHIB_HOMEORGANIZATION attribute towards this service\n"
 212         if error_affiliation:
 213             error = error + "Your idP should release an appropriate HTTP_SHIB_EP_ENTITLEMENT attribute towards this service"
 214         if error_username or error_orgname or error_affiliation:
 215             return render_to_response('error.html', {'error': error,},
 216                                   context_instance=RequestContext(request))
 217         user = authenticate(username=username, firstname=firstname, lastname=lastname, mail=mail, organization=organization, affiliation=affiliation)
 218         if user is not None:
 219             login(request, user)
 220             update_user_attributes(user, firstname=firstname, lastname=lastname, mail=mail)
 221             return HttpResponseRedirect(reverse("group-routes"))
 222                 # Redirect to a success page.
 223                 # Return a 'disabled account' error message
 224         else:
 225             error = "Something went wrong during user authentication. Contact your administrator"
 226             return render_to_response('error.html', {'error': error,},
 227                                   context_instance=RequestContext(request))
 228     except Exception as e:
 229         error = "Invalid login procedure"
 230         return render_to_response('error.html', {'error': error,},
 231                                   context_instance=RequestContext(request))
 232         # Return an 'invalid login' error message.
 233 #    return HttpResponseRedirect(reverse("user-routes"))
 234
 235 @login_required
 236 @never_cache
 237 def add_rate_limit(request):
 238     if request.method == "GET":
 239         form = ThenPlainForm()
 240         return render_to_response('add_rate_limit.html', {'form': form,},
 241                                   context_instance=RequestContext(request))
 242
 243     else:
 244         form = ThenPlainForm(request.POST)
 245         if form.is_valid():
 246             then=form.save(commit=False)
 247             then.action_value = "%sk"%then.action_value
 248             then.save()
 249             response_data = {}
 250             response_data['pk'] = "%s" %then.pk
 251             response_data['value'] = "%s:%s" %(then.action, then.action_value)
 252             return HttpResponse(simplejson.dumps(response_data), mimetype='application/json')
 253         else:
 254             return render_to_response('add_rate_limit.html', {'form': form,},
 255                                       context_instance=RequestContext(request))
 256
 257 def update_user_attributes(user, firstname, lastname, mail):
 258     user.first_name = firstname
 259     user.last_name = lastname
 260     user.email = mail
 261     user.save()
 262
 263 @login_required
 264 @never_cache
 265 def add_port(request):
 266     if request.method == "GET":
 267         form = PortPlainForm()
 268         return render_to_response('add_port.html', {'form': form,},
 269                                   context_instance=RequestContext(request))
 270
 271     else:
 272         form = PortPlainForm(request.POST)
 273         if form.is_valid():
 274             port=form.save()
 275             response_data = {}
 276             response_data['value'] = "%s" %port.pk
 277             response_data['text'] = "%s" %port.port
 278             return HttpResponse(simplejson.dumps(response_data), mimetype='application/json')
 279         else:
 280             return render_to_response('add_port.html', {'form': form,},
 281                                       context_instance=RequestContext(request))
 282
 283 @login_required
 284 @never_cache
 285 def user_logout(request):
 286     logout(request)
 287     return HttpResponseRedirect(reverse('group-routes'))
 288
 289 @never_cache
 290 def load_jscript(request, file):
 291     long_polling_timeout = int(settings.POLL_SESSION_UPDATE)*1000 + 10000
 292     return render_to_response('%s.js' % file, {'timeout': long_polling_timeout}, context_instance=RequestContext(request), mimetype="text/javascript")
 293
 294
 295 def get_peer_techc_mails(user):
 296     user_mail = user.email
 297     techmails = user.get_profile().peer.techc()
 298     additional_mail = "%s;%s" %(settings.HELPDESK_MAIL,settings.NOC_MAIL)
 299     if techmails:
 300         mail = "%s;%s" %(techmails, additional_mail)
 301     else:
 302         mail = additional_mail
 303     mail = "%s;%s" %(user_mail, mail)
 304     mail =  mail.split(';')
 305     return mail