-
Stauros Kroustouris authored62153a86
views.py 25.87 KiB
# -*- coding: utf-8 -*- vim:fileencoding=utf-8:
# vim: tabstop=4:shiftwidth=4:softtabstop=4:expandtab
# Copyright (C) 2010-2014 GRNET S.A.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import json
from django import forms
from django.contrib.auth.decorators import login_required
from django.contrib.auth import logout
from django.contrib.sites.models import Site
from django.contrib.auth.models import User
from django.http import HttpResponseRedirect, HttpResponse
from django.shortcuts import get_object_or_404, render_to_response, render
from django.template.context import RequestContext
from django.template.loader import render_to_string
from django.utils.translation import ugettext as _
from django.core.urlresolvers import reverse
from django.contrib import messages
from accounts.models import *
from ipaddr import *
from django.contrib.auth import authenticate, login
from django.forms.models import model_to_dict
from flowspec.forms import *
from flowspec.models import *
from peers.models import *
from registration.models import RegistrationProfile
from copy import deepcopy
from django.views.decorators.cache import never_cache
from django.conf import settings
from django.template.defaultfilters import slugify
from flowspec.helpers import send_new_mail, get_peer_techc_mails
import datetime
import os
LOG_FILENAME = os.path.join(settings.LOG_FILE_LOCATION, 'celery_jobs.log')
# FORMAT = '%(asctime)s %(levelname)s: %(message)s'
# logging.basicConfig(format=FORMAT)
formatter = logging.Formatter('%(asctime)s %(levelname)s %(clientip)s %(user)s: %(message)s')
logger = logging.getLogger(__name__)
logger.setLevel(logging.DEBUG)
handler = logging.FileHandler(LOG_FILENAME)
handler.setFormatter(formatter)
logger.addHandler(handler)
@login_required
def user_routes(request):
user_routes = Route.objects.filter(applier=request.user)
return render(
request,
'user_routes.html',
{
'routes': user_routes
},
)
def welcome(request):
return render(
request,
'welcome.html',
{}
)
@login_required
@never_cache
def dashboard(request):
group_routes = []
try:
peer = request.user.get_profile().peer
except UserProfile.DoesNotExist:
error = "User <strong>%s</strong> does not belong to any peer or organization. It is not possible to create new firewall rules.<br>Please contact Helpdesk to resolve this issue" % request.user.username
return render(
request,
'error.html',
{
'error': error
}
)
if peer:
peer_members = UserProfile.objects.filter(peer=peer)
users = [prof.user for prof in peer_members]
group_routes = Route.objects.filter(applier__in=users).order_by('-expires')[:10]
if request.user.is_superuser:
group_routes = Route.objects.all().order_by('-expires')[:10]
return render(
request,
'dashboard.html',
{
'routes': group_routes
},
)
@login_required
@never_cache
def group_routes(request):
try:
request.user.get_profile().peer
except UserProfile.DoesNotExist:
error = "User <strong>%s</strong> does not belong to any peer or organization. It is not possible to create new firewall rules.<br>Please contact Helpdesk to resolve this issue" % request.user.username
return render(
request,
'error.html',
{
'error': error
}
)
return render(
request,
'user_routes.html',
{}
)
@login_required
@never_cache
def group_routes_ajax(request):
group_routes = []
try:
peer = request.user.get_profile().peer
except UserProfile.DoesNotExist:
error = "User <strong>%s</strong> does not belong to any peer or organization. It is not possible to create new firewall rules.<br>Please contact Helpdesk to resolve this issue" % request.user.username
return render(
request,
'error.html',
{'error': error}
)
if peer:
peer_members = UserProfile.objects.filter(peer=peer)
users = [prof.user for prof in peer_members]
group_routes = Route.objects.filter(applier__in=users)
if request.user.is_superuser:
group_routes = Route.objects.all()
jresp = {}
routes = build_routes_json(group_routes)
jresp['aaData'] = routes
return HttpResponse(json.dumps(jresp), mimetype='application/json')
@login_required
@never_cache
def overview_routes_ajax(request):
group_routes = []
try:
peer = request.user.get_profile().peer
except UserProfile.DoesNotExist:
error = "User <strong>%s</strong> does not belong to any peer or organization. It is not possible to create new firewall rules.<br>Please contact Helpdesk to resolve this issue" % request.user.username
return render_to_response('error.html', {'error': error}, context_instance=RequestContext(request))
if peer:
peer_members = UserProfile.objects.filter(peer=peer)
users = [prof.user for prof in peer_members]
group_routes = Route.objects.filter(applier__in=users)
if request.user.is_superuser or request.user.has_perm('accounts.overview'):
group_routes = Route.objects.all()
jresp = {}
routes = build_routes_json(group_routes)
jresp['aaData'] = routes
return HttpResponse(json.dumps(jresp), mimetype='application/json')
def build_routes_json(groutes):
routes = []
for r in groutes:
rd = {}
rd['id'] = r.pk
rd['name'] = r.name
if not r.comments:
rd['comments'] = 'Not Any'
else:
rd['comments'] = r.comments
rd['match'] = r.get_match()
rd['then'] = r.get_then()
rd['status'] = r.status
# in case there is no applier (this should not occur)
try:
rd['applier'] = r.applier.username
except:
rd['applier'] = 'unknown'
rd['peer'] = ''
else:
try:
rd['peer'] = r.applier.get_profile().peer.peer_name
except UserProfile.DoesNotExist:
rd['peer'] = ''
rd['expires'] = "%s" % r.expires
rd['response'] = "%s" % r.response
routes.append(rd)
return routes
@login_required
@never_cache
def add_route(request):
applier = request.user.pk
applier_peer_networks = request.user.get_profile().peer.networks.all()
if request.user.is_superuser:
applier_peer_networks = PeerRange.objects.all()
if not applier_peer_networks:
messages.add_message(
request,
messages.WARNING,
('Insufficient rights on administrative networks. Cannot add rule. Contact your administrator')
)
return HttpResponseRedirect(reverse("group-routes"))
if request.method == "GET":
form = RouteForm(initial={'applier': applier})
if not request.user.is_superuser:
form.fields['then'] = forms.ModelMultipleChoiceField(queryset=ThenAction.objects.filter(action__in=settings.UI_USER_THEN_ACTIONS).order_by('action'), required=True)
form.fields['protocol'] = forms.ModelMultipleChoiceField(queryset=MatchProtocol.objects.filter(protocol__in=settings.UI_USER_PROTOCOLS).order_by('protocol'), required=False)
return render_to_response('apply.html', {'form': form, 'applier': applier},
context_instance=RequestContext(request))
else:
request_data = request.POST.copy()
if request.user.is_superuser:
request_data['issuperuser'] = request.user.username
else:
request_data['applier'] = applier
try:
del requset_data['issuperuser']
except:
pass
form = RouteForm(request_data)
if form.is_valid():
route = form.save(commit=False)
if not request.user.is_superuser:
route.applier = request.user
route.status = "PENDING"
route.response = "Applying"
route.source = IPNetwork('%s/%s' % (IPNetwork(route.source).network.compressed, IPNetwork(route.source).prefixlen)).compressed
route.destination = IPNetwork('%s/%s' % (IPNetwork(route.destination).network.compressed, IPNetwork(route.destination).prefixlen)).compressed
route.requesters_address = request.META['HTTP_X_FORWARDED_FOR']
route.save()
route.commit_add()
form.save_m2m()
return HttpResponseRedirect(reverse("group-routes"))
else:
if not request.user.is_superuser:
form.fields['then'] = forms.ModelMultipleChoiceField(queryset=ThenAction.objects.filter(action__in=settings.UI_USER_THEN_ACTIONS).order_by('action'), required=True)
form.fields['protocol'] = forms.ModelMultipleChoiceField(queryset=MatchProtocol.objects.filter(protocol__in=settings.UI_USER_PROTOCOLS).order_by('protocol'), required=False)
return render(
request,
'apply.html',
{
'form': form,
'applier': applier
}
)
@login_required
@never_cache
def edit_route(request, route_slug):
applier = request.user.pk
applier_peer = request.user.get_profile().peer
route_edit = get_object_or_404(Route, name=route_slug)
route_edit_applier_peer = route_edit.applier.get_profile().peer
if applier_peer != route_edit_applier_peer and (not request.user.is_superuser):
messages.add_message(
request,
messages.WARNING,
('Insufficient rights to edit rule %s') % (route_slug)
)
return HttpResponseRedirect(reverse("group-routes"))
if route_edit.status == 'PENDING':
messages.add_message(
request,
messages.WARNING,
('Cannot edit a pending rule: %s.') % (route_slug)
)
return HttpResponseRedirect(reverse("group-routes"))
route_original = deepcopy(route_edit)
if request.POST:
request_data = request.POST.copy()
if request.user.is_superuser:
request_data['issuperuser'] = request.user.username
else:
request_data['applier'] = applier
try:
del request_data['issuperuser']
except:
pass
form = RouteForm(
request_data,
instance=route_edit
)
critical_changed_values = ['source', 'destination', 'sourceport', 'destinationport', 'port', 'protocol', 'then', 'fragmenttype']
if form.is_valid():
changed_data = form.changed_data
route = form.save(commit=False)
route.name = route_original.name
route.status = route_original.status
route.response = route_original.response
if not request.user.is_superuser:
route.applier = request.user
if bool(set(changed_data) & set(critical_changed_values)) or (not route_original.status == 'ACTIVE'):
route.status = "PENDING"
route.response = "Applying"
route.source = IPNetwork('%s/%s' % (IPNetwork(route.source).network.compressed, IPNetwork(route.source).prefixlen)).compressed
route.destination = IPNetwork('%s/%s' % (IPNetwork(route.destination).network.compressed, IPNetwork(route.destination).prefixlen)).compressed
route.requesters_address = request.META['HTTP_X_FORWARDED_FOR']
route.save()
route.commit_edit()
if bool(set(changed_data) & set(critical_changed_values)) or (not route_original.status == 'ACTIVE'):
form.save_m2m()
# route.commit_edit()
return HttpResponseRedirect(reverse("group-routes"))
else:
if not request.user.is_superuser:
form.fields['then'] = forms.ModelMultipleChoiceField(queryset=ThenAction.objects.filter(action__in=settings.UI_USER_THEN_ACTIONS).order_by('action'), required=True)
form.fields['protocol'] = forms.ModelMultipleChoiceField(queryset=MatchProtocol.objects.filter(protocol__in=settings.UI_USER_PROTOCOLS).order_by('protocol'), required=False)
return render_to_response(
'apply.html',
{
'form': form,
'edit': True,
'applier': applier
},
context_instance=RequestContext(request)
)
else:
if (not route_original.status == 'ACTIVE'):
route_edit.expires = datetime.date.today() + datetime.timedelta(days=settings.EXPIRATION_DAYS_OFFSET)
dictionary = model_to_dict(route_edit, fields=[], exclude=[])
if request.user.is_superuser:
dictionary['issuperuser'] = request.user.username
else:
try:
del dictionary['issuperuser']
except:
pass
form = RouteForm(dictionary)
if not request.user.is_superuser:
form.fields['then'] = forms.ModelMultipleChoiceField(queryset=ThenAction.objects.filter(action__in=settings.UI_USER_THEN_ACTIONS).order_by('action'), required=True)
form.fields['protocol'] = forms.ModelMultipleChoiceField(queryset=MatchProtocol.objects.filter(protocol__in=settings.UI_USER_PROTOCOLS).order_by('protocol'), required=False)
return render_to_response(
'apply.html',
{
'form': form,
'edit': True,
'applier': applier
},
context_instance=RequestContext(request)
)
@login_required
@never_cache
def delete_route(request, route_slug):
if request.is_ajax():
route = get_object_or_404(Route, name=route_slug)
applier_peer = route.applier.get_profile().peer
requester_peer = request.user.get_profile().peer
if applier_peer == requester_peer or request.user.is_superuser:
route.status = "PENDING"
route.expires = datetime.date.today()
if not request.user.is_superuser:
route.applier = request.user
route.response = "Deactivating"
route.requesters_address = request.META['HTTP_X_FORWARDED_FOR']
route.save()
route.commit_delete()
html = "<html><body>Done</body></html>"
return HttpResponse(html)
else:
return HttpResponseRedirect(reverse("group-routes"))
@login_required
@never_cache
def user_profile(request):
user = request.user
try:
peer = request.user.get_profile().peer
peers = Peer.objects.filter(pk=peer.pk)
if user.is_superuser:
peers = Peer.objects.all()
except UserProfile.DoesNotExist:
error = "User <strong>%s</strong> does not belong to any peer or organization. It is not possible to create new firewall rules.<br>Please contact Helpdesk to resolve this issue" % user.username
return render(
request,
'error.html',
{'error': error}
)
return render(
request,
'profile.html',
{
'user': user,
'peers': peers
},
)
@never_cache
def user_login(request):
try:
error_username = False
error_orgname = False
error_entitlement = False
error_mail = False
has_entitlement = False
error = ''
username = lookupShibAttr(settings.SHIB_USERNAME, request.META)
if not username:
error_username = True
firstname = lookupShibAttr(settings.SHIB_FIRSTNAME, request.META)
lastname = lookupShibAttr(settings.SHIB_LASTNAME, request.META)
mail = lookupShibAttr(settings.SHIB_MAIL, request.META)
entitlement = lookupShibAttr(settings.SHIB_ENTITLEMENT, request.META)
if settings.SHIB_AUTH_ENTITLEMENT in entitlement.split(";"):
has_entitlement = True
if not has_entitlement:
error_entitlement = True
if not mail:
error_mail = True
if error_username:
error = _("Your idP should release the HTTP_EPPN attribute towards this service<br>")
if error_entitlement:
error = error + _("Your idP should release an appropriate HTTP_SHIB_EP_ENTITLEMENT attribute towards this service<br>")
if error_mail:
error = error + _("Your idP should release the HTTP_SHIB_INETORGPERSON_MAIL attribute towards this service")
if error_username or error_orgname or error_entitlement or error_mail:
return render(
request,
'error.html',
{
'error': error,
"missing_attributes": True
},
)
try:
if settings.SHIB_SLUGIFY_USERNAME:
username = slugify(username)
user = User.objects.get(username__exact=username)
user.email = mail
user.first_name = firstname
user.last_name = lastname
user.save()
user_exists = True
except:
user_exists = False
user = authenticate(username=username, firstname=firstname, lastname=lastname, mail=mail, authsource='shibboleth')
if user is not None:
try:
user.get_profile().peer
except:
form = UserProfileForm()
form.fields['user'] = forms.ModelChoiceField(queryset=User.objects.filter(pk=user.pk), empty_label=None)
form.fields['peer'] = forms.ModelChoiceField(queryset=Peer.objects.all(), empty_label=None)
return render_to_response('registration/select_institution.html', {'form': form}, context_instance=RequestContext(request))
if not user_exists:
user_activation_notify(user)
if user.is_active:
login(request, user)
return HttpResponseRedirect(reverse("dashboard"))
else:
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
return render(
request,
'error.html',
{
'error': error,
'inactive': True
},
)
else:
error = _("Something went wrong during user authentication. Contact your administrator")
return render(
request,
'error.html',
{'error': error},
)
except User.DoesNotExist as e:
error = _("Invalid login procedure. Error: %s" % e)
return render(
request,
'error.html',
{
'error': error
},
)
def user_activation_notify(user):
current_site = Site.objects.get_current()
peer = user.get_profile().peer
# Email subject *must not* contain newlines
# TechCs will be notified about new users.
# Platform admins will activate the users.
subject = render_to_string(
'registration/activation_email_subject.txt',
{
'site': current_site
}
)
subject = ''.join(subject.splitlines())
registration_profile = RegistrationProfile.objects.create_profile(user)
message = render_to_string(
'registration/activation_email.txt',
{
'activation_key': registration_profile.activation_key,
'expiration_days': settings.ACCOUNT_ACTIVATION_DAYS,
'site': current_site,
'user': user
}
)
if settings.NOTIFY_ADMIN_MAILS:
admin_mails = settings.NOTIFY_ADMIN_MAILS
send_new_mail(
settings.EMAIL_SUBJECT_PREFIX + subject,
message,
settings.SERVER_EMAIL,
admin_mails,
[]
)
# Mail to domain techCs plus platform admins (no activation hash sent)
subject = render_to_string(
'registration/activation_email_peer_notify_subject.txt',
{
'site': current_site,
'peer': peer
}
)
subject = ''.join(subject.splitlines())
message = render_to_string(
'registration/activation_email_peer_notify.txt',
{
'user': user,
'peer': peer
}
)
send_new_mail(
settings.EMAIL_SUBJECT_PREFIX + subject,
message,
settings.SERVER_EMAIL,
get_peer_techc_mails(user), [])
@login_required
@never_cache
def add_rate_limit(request):
if request.method == "GET":
form = ThenPlainForm()
return render(
request,
'add_rate_limit.html',
{
'form': form,
},
)
else:
form = ThenPlainForm(request.POST)
if form.is_valid():
then = form.save(commit=False)
then.action_value = "%sk" % then.action_value
then.save()
response_data = {}
response_data['pk'] = "%s" % then.pk
response_data['value'] = "%s:%s" % (then.action, then.action_value)
return HttpResponse(
json.dumps(response_data),
mimetype='application/json'
)
else:
return render(
request,
'add_rate_limit.html',
{
'form': form,
},
)
@login_required
@never_cache
def add_port(request):
if request.method == "GET":
form = PortPlainForm()
return render(
'add_port.html',
{
'form': form,
},
)
else:
form = PortPlainForm(request.POST)
if form.is_valid():
port = form.save()
response_data = {}
response_data['value'] = "%s" % port.pk
response_data['text'] = "%s" % port.port
return HttpResponse(
json.dumps(response_data),
mimetype='application/json'
)
else:
return render(
'add_port.html',
{
'form': form,
},
)
@never_cache
def selectinst(request):
if request.method == 'POST':
request_data = request.POST.copy()
user = request_data['user']
try:
UserProfile.objects.get(user=user)
error = _("Violation warning: User account is already associated with an institution.The event has been logged and our administrators will be notified about it")
return render(
request,
'error.html',
{
'error': error,
'inactive': True
},
)
except UserProfile.DoesNotExist:
pass
form = UserProfileForm(request_data)
if form.is_valid():
userprofile = form.save()
user_activation_notify(userprofile.user)
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") %userprofile.user.username
return render(
request,
'error.html',
{
'error': error,
'inactive': True
},
)
else:
form.fields['user'] = forms.ModelChoiceField(queryset=User.objects.filter(pk=user.pk), empty_label=None)
form.fields['institution'] = forms.ModelChoiceField(queryset=Peer.objects.all(), empty_label=None)
return render(
request,
'registration/select_institution.html',
{
'form': form
}
)
@never_cache
def overview(request):
user = request.user
if user.is_authenticated():
if user.has_perm('accounts.overview'):
users = User.objects.all()
return render(
request,
'overview/index.html',
{
'users': users
},
)
else:
violation = True
return render(
request,
'overview/index.html',
{
'violation': violation
},
)
else:
return HttpResponseRedirect(reverse("altlogin"))
@login_required
@never_cache
def user_logout(request):
logout(request)
return HttpResponseRedirect(settings.SHIB_LOGOUT_URL or reverse('group-routes'))
@never_cache
def load_jscript(request, file):
long_polling_timeout = int(settings.POLL_SESSION_UPDATE) * 1000 + 10000
return render_to_response('%s.js' % file, {'timeout': long_polling_timeout}, context_instance=RequestContext(request), mimetype="text/javascript")
def lookupShibAttr(attrmap, requestMeta):
for attr in attrmap:
if (attr in requestMeta.keys()):
if len(requestMeta[attr]) > 0:
return requestMeta[attr]
return ''