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 cwd = os.getcwd()
  38
  39
  40 LOG_FILENAME = os.path.join(settings.LOG_FILE_LOCATION, 'celery_jobs.log')
  41 #FORMAT = '%(asctime)s %(levelname)s: %(message)s'
  42 #logging.basicConfig(format=FORMAT)
  43 formatter = logging.Formatter('%(asctime)s %(levelname)s: %(message)s')
  44
  45 logger = logging.getLogger(__name__)
  46 logger.setLevel(logging.DEBUG)
  47 handler = logging.FileHandler(LOG_FILENAME)
  48 handler.setFormatter(formatter)
  49 logger.addHandler(handler)
  50
  51 @login_required
  52 def user_routes(request):
  53     user_routes = Route.objects.filter(applier=request.user)
  54     return render_to_response('user_routes.html', {'routes': user_routes},
  55                               context_instance=RequestContext(request))
  56
  57 def welcome(request):
  58     return render_to_response('welcome.html', context_instance=RequestContext(request))
  59
  60 @login_required
  61 @never_cache
  62 def group_routes(request):
  63     group_routes = []
  64     peer = request.user.get_profile().peer
  65     if peer:
  66        peer_members = UserProfile.objects.filter(peer=peer)
  67        users = [prof.user for prof in peer_members]
  68        group_routes = Route.objects.filter(applier__in=users)
  69     return render_to_response('user_routes.html', {'routes': group_routes},
  70                               context_instance=RequestContext(request))
  71
  72
  73 @login_required
  74 @never_cache
  75 def add_route(request):
  76     applier = request.user.pk
  77     applier_peer_networks = request.user.get_profile().peer.networks.all()
  78     if not applier_peer_networks:
  79          messages.add_message(request, messages.WARNING,
  80                              "Insufficient rights on administrative networks. Cannot add rule. Contact your administrator")
  81          return HttpResponseRedirect(reverse("group-routes"))
  82     if request.method == "GET":
  83         form = RouteForm()
  84         return render_to_response('apply.html', {'form': form, 'applier': applier},
  85                                   context_instance=RequestContext(request))
  86
  87     else:
  88         form = RouteForm(request.POST)
  89         if form.is_valid():
  90             route=form.save(commit=False)
  91             route.applier = request.user
  92             route.status = "PENDING"
  93             route.save()
  94             form.save_m2m()
  95             route.commit_add()
  96             fqdn = Site.objects.get_current().domain
  97
  98             mail_body = render_to_string("rule_add_mail.txt",
  99                                              {"route": route})
 100             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s creation request submitted by %s" %(route.name, route.applier.username),
 101                               mail_body, settings.SERVER_EMAIL,
 102                               get_peer_techc_mails(route.applier), fail_silently=True)
 103             logger.info(mail_body)
 104             return HttpResponseRedirect(reverse("group-routes"))
 105         else:
 106             return render_to_response('apply.html', {'form': form, 'applier':applier},
 107                                       context_instance=RequestContext(request))
 108
 109 @login_required
 110 @never_cache
 111 def edit_route(request, route_slug):
 112     applier = request.user.pk
 113     applier_peer = request.user.get_profile().peer
 114     route_edit = get_object_or_404(Route, name=route_slug)
 115     route_edit_applier_peer = route_edit.applier.get_profile().peer
 116     if applier_peer != route_edit_applier_peer:
 117         messages.add_message(request, messages.WARNING,
 118                              "Insufficient rights to edit rule %s" %(route_slug))
 119         return HttpResponseRedirect(reverse("group-routes"))
 120 #    if route_edit.status == "ADMININACTIVE" :
 121 #        messages.add_message(request, messages.WARNING,
 122 #                             "Administrator has disabled editing of rule %s" %(route_slug))
 123 #        return HttpResponseRedirect(reverse("group-routes"))
 124 #    if route_edit.status == "EXPIRED" :
 125 #        messages.add_message(request, messages.WARNING,
 126 #                             "Cannot edit the expired rule %s. Contact helpdesk to enable it" %(route_slug))
 127 #        return HttpResponseRedirect(reverse("group-routes"))
 128     if route_edit.status == "PENDING" :
 129         messages.add_message(request, messages.WARNING,
 130                              "Cannot edit a pending rule: %s." %(route_slug))
 131         return HttpResponseRedirect(reverse("group-routes"))
 132     route_original = deepcopy(route_edit)
 133     if request.POST:
 134         form = RouteForm(request.POST, instance = route_edit)
 135         if form.is_valid():
 136             route=form.save(commit=False)
 137             route.name = route_original.name
 138             route.applier = request.user
 139             route.status = "PENDING"
 140             route.save()
 141             form.save_m2m()
 142             route.commit_edit()
 143             mail_body = render_to_string("rule_edit_mail.txt",
 144                                              {"route": route})
 145             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s edit request submitted by %s" %(route.name, route.applier.username),
 146                               mail_body, settings.SERVER_EMAIL,
 147                               get_peer_techc_mails(route.applier), fail_silently=True)
 148             logger.info(mail_body)
 149
 150             return HttpResponseRedirect(reverse("group-routes"))
 151         else:
 152             return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 153                                       context_instance=RequestContext(request))
 154     else:
 155         dictionary = model_to_dict(route_edit, fields=[], exclude=[])
 156         #form = RouteForm(instance=route_edit)
 157         form = RouteForm(dictionary)
 158         return render_to_response('apply.html', {'form': form, 'edit':True, 'applier': applier},
 159                                   context_instance=RequestContext(request))
 160
 161 @login_required
 162 @never_cache
 163 def delete_route(request, route_slug):
 164     if request.is_ajax():
 165         route = get_object_or_404(Route, name=route_slug)
 166         applier_peer = route.applier.get_profile().peer
 167         requester_peer = request.user.get_profile().peer
 168         if applier_peer == requester_peer:
 169             route.status = "PENDING"
 170             route.save()
 171             route.commit_delete()
 172             mail_body = render_to_string("rule_delete_mail.txt",
 173                                              {"route": route})
 174             send_mail(settings.EMAIL_SUBJECT_PREFIX + "Rule %s removal request submitted by %s" %(route.name, route.applier.username),
 175                               mail_body, settings.SERVER_EMAIL,
 176                              get_peer_techc_mails(route.applier), fail_silently=True)
 177             logger.info(mail_body)
 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