views.py 29.5 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
# Copyright 2014 Budapest University of Technology and Economics (BME IK)
#
# This file is part of CIRCLE Cloud.
#
# CIRCLE 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.
#
# CIRCLE 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 CIRCLE.  If not, see <http://www.gnu.org/licenses/>.

18 19 20 21 22 23 24 25
from django.views.generic import (TemplateView, UpdateView, DeleteView,
                                  CreateView)
from django.core.urlresolvers import reverse_lazy
from django.shortcuts import render, redirect
from django.http import HttpResponse

from django_tables2 import SingleTableView

26
from firewall.models import (Host, Vlan, Domain, Group, Record, BlacklistItem,
27
                             Rule, VlanGroup, SwitchPort, EthernetDevice)
28
from vm.models import Interface
29
from .tables import (HostTable, VlanTable, SmallHostTable, DomainTable,
30
                     GroupTable, RecordTable, BlacklistItemTable, RuleTable,
31
                     VlanGroupTable, SmallRuleTable, SmallGroupRuleTable,
32
                     SmallRecordTable, SwitchPortTable)
33
from .forms import (HostForm, VlanForm, DomainForm, GroupForm, RecordForm,
34
                    BlacklistItemForm, RuleForm, VlanGroupForm, SwitchPortForm)
35 36 37 38

from django.contrib import messages
from django.views.generic.edit import FormMixin
from django.utils.translation import ugettext_lazy as _
39
from braces.views import LoginRequiredMixin, SuperuserRequiredMixin
40 41
# from django.db.models import Q
from operator import itemgetter
42 43
from itertools import chain
import json
Kálmán Viktor committed
44
from dashboard.views import AclUpdateView
45
from dashboard.forms import AclUserOrGroupAddForm
46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65


class SuccessMessageMixin(FormMixin):
    """
    Adds a success message on successful form submission.
    From django/contrib/messages/views.py@9a85ad89
    """
    success_message = ''

    def form_valid(self, form):
        response = super(SuccessMessageMixin, self).form_valid(form)
        success_message = self.get_success_message(form.cleaned_data)
        if success_message:
            messages.success(self.request, success_message)
        return response

    def get_success_message(self, cleaned_data):
        return self.success_message % cleaned_data


66
class IndexView(LoginRequiredMixin, SuperuserRequiredMixin, TemplateView):
67 68 69 70 71 72
    template_name = "network/index.html"

    def get_context_data(self, **kwargs):
        context = super(IndexView, self).get_context_data(**kwargs)

        size = 13
73 74
        blacklists = BlacklistItem.objects.all().order_by(
            '-modified_at')[:size]
75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
        domains = Domain.objects.all().order_by('-modified_at')[:size]
        groups = Group.objects.all().order_by('-modified_at')[:size]
        hosts = Host.objects.all().order_by('-modified_at')[:size]
        records = Record.objects.all().order_by('-modified_at')[:size]
        vlans = Vlan.objects.all().order_by('-modified_at')[:size]
        vlangroups = VlanGroup.objects.all().order_by('-modified_at')[:size]
        rules = Rule.objects.all().order_by('-modified_at')[:size]

        result_list = []
        for i in (sorted(chain(domains, groups, hosts, records, vlans,
                               vlangroups, rules),
                         key=lambda x: x.modified_at, reverse=True)[:size]):
            result_list.append(
                {
                    'class_name': unicode(i.__class__.__name__),
                    'modified_at': i.modified_at,
                    'created_at': i.created_at,
                    'name': unicode(i),
                    'link': i.get_absolute_url()
                })

        context['latest_blacklists'] = blacklists
        context['latest'] = result_list
        return context


101 102
class BlacklistList(LoginRequiredMixin, SuperuserRequiredMixin,
                    SingleTableView):
103 104
    model = BlacklistItem
    table_class = BlacklistItemTable
105 106 107 108
    template_name = "network/blacklist-list.html"
    table_pagination = False


109 110
class BlacklistDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                      SuccessMessageMixin, UpdateView):
111
    model = BlacklistItem
112
    template_name = "network/blacklist-edit.html"
113 114
    form_class = BlacklistItemForm
    success_message = _(u'Successfully modified blacklist item'
115 116 117 118 119 120 121 122 123 124 125 126
                        '%(ipv4)s - %(type)s!')

    def get_success_url(self):
        if 'pk' in self.kwargs:
            return reverse_lazy('network.blacklist', kwargs=self.kwargs)

    def get_context_data(self, **kwargs):
        context = super(BlacklistDetail, self).get_context_data(**kwargs)
        context['blacklist_pk'] = self.object.pk
        return context


127 128
class BlacklistCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                      SuccessMessageMixin, CreateView):
129
    model = BlacklistItem
130
    template_name = "network/blacklist-create.html"
131 132
    form_class = BlacklistItemForm
    success_message = _(u'Successfully created blacklist item '
133 134 135
                        '%(ipv4)s - %(type)s!')


136
class BlacklistDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
137
    model = BlacklistItem
138 139 140 141 142 143
    template_name = "network/confirm/base_delete.html"

    def get_context_data(self, **kwargs):
        """ display more information about the object """
        context = super(BlacklistDelete, self).get_context_data(**kwargs)
        if 'pk' in self.kwargs:
144
            to_delete = BlacklistItem.objects.get(pk=self.kwargs['pk'])
145 146 147 148 149 150 151 152 153 154 155 156 157
            context['object'] = "%s - %s - %s" % (to_delete.ipv4,
                                                  to_delete.reason,
                                                  to_delete.type)
            return context

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return self.request.POST['next']
        else:
            return reverse_lazy('network.blacklist_list')


158
class DomainList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
159 160 161 162 163 164
    model = Domain
    table_class = DomainTable
    template_name = "network/domain-list.html"
    table_pagination = False


165 166
class DomainDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                   SuccessMessageMixin, UpdateView):
167 168 169
    model = Domain
    template_name = "network/domain-edit.html"
    form_class = DomainForm
170
    success_message = _(u'Successfully modified domain %(name)s!')
171 172 173 174 175 176 177

    def get_success_url(self):
        if 'pk' in self.kwargs:
            return reverse_lazy('network.domain', kwargs=self.kwargs)

    def get_context_data(self, *args, **kwargs):
        context = super(DomainDetail, self).get_context_data(**kwargs)
178 179 180 181 182 183 184
        self.object = self.get_object()
        context['domain_pk'] = self.object.pk

        q = Record.objects.filter(
            domain=self.object,
            host__in=Host.objects.filter(
                interface__in=Interface.objects.filter(
185
                    instance__destroyed_at=None)
186 187
            )
        )
188 189 190 191
        context['record_list'] = SmallRecordTable(q)
        return context


192 193
class DomainCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                   SuccessMessageMixin, CreateView):
194 195 196
    model = Domain
    template_name = "network/domain-create.html"
    form_class = DomainForm
197
    success_message = _(u'Successfully created domain %(name)s!')
198 199


200
class DomainDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
201 202 203 204 205 206 207 208 209 210 211 212 213
    model = Domain
    template_name = "network/confirm/base_delete.html"

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return self.request.POST['next']
        else:
            return reverse_lazy('network.domain_list')

    def delete(self, request, *args, **kwargs):
        self.object = self.get_object()
        if unicode(self.object) != request.POST.get('confirm'):
214
            messages.error(request, _(u"Object name does not match!"))
215 216 217
            return self.get(request, *args, **kwargs)

        response = super(DomainDelete, self).delete(request, *args, **kwargs)
218
        messages.success(request, _(u"Domain successfully deleted!"))
219 220 221 222 223
        return response

    def get_context_data(self, **kwargs):
        context = super(DomainDelete, self).get_context_data(**kwargs)

224
        records_from_hosts = _(u'Records from hosts')
225 226 227 228 229
        deps = []
        # vlans
        vlans = Vlan.objects.filter(domain=self.object).all()
        if len(vlans) > 0:
            deps.append({
230
                'name': _('Vlans'),
231 232 233 234 235 236 237
                'data': vlans
            })

            # hosts
            hosts = Host.objects.filter(vlan__in=deps[0]['data'])
            if len(hosts) > 0:
                deps.append({
238
                    'name': _('Hosts'),
239 240 241 242 243
                    'data':  hosts
                })

                # records
                records = Record.objects.filter(
244 245
                    host__in=deps[1]['data']
                    # Q(domain=self.object) | (host__in=deps[1]['data'])
246 247 248
                )
                if len(records) > 0:
                    deps.append({
249
                        'name': records_from_hosts,
250 251 252
                        'data': records
                    })

253 254 255 256
        records = Record.objects.filter(domain=self.object)
        if len(records) > 0:
            # to filter out doubles (records from hosts and domains)
            indexes = map(itemgetter('name'), deps)
257
            n = indexes.index(records_from_hosts) if len(indexes) > 0 else 0
258
            deps.append({
259
                'name': u'Records only from the domain',
260 261 262 263
                'data': records.exclude(pk__in=deps[n]['data']) if n > 0
                else records
            })

264 265 266 267 268
        context['deps'] = deps
        context['confirmation'] = True
        return context


269
class GroupList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
270 271 272 273 274 275
    model = Group
    table_class = GroupTable
    template_name = "network/group-list.html"
    table_pagination = False


276 277
class GroupCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                  SuccessMessageMixin, CreateView):
278 279 280
    model = Group
    template_name = "network/group-create.html"
    form_class = GroupForm
281
    success_message = _(u'Successfully created host group %(name)s!')
282 283


284 285
class GroupDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                  SuccessMessageMixin, UpdateView):
286 287 288
    model = Group
    template_name = "network/group-edit.html"
    form_class = GroupForm
289
    success_message = _(u'Successfully modified host group %(name)s!')
290 291 292 293 294

    def get_success_url(self):
        if 'pk' in self.kwargs:
            return reverse_lazy('network.group', kwargs=self.kwargs)

295 296 297
    def get_context_data(self, *args, **kwargs):
        context = super(GroupDetail, self).get_context_data(**kwargs)

298 299
        context['group_pk'] = self.object.pk

300 301 302 303 304
        # records
        q = Rule.objects.filter(hostgroup=self.object)
        context['rule_list'] = SmallRuleTable(q)
        return context

305

306
class GroupDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322
    model = Group
    template_name = "network/confirm/base_delete.html"

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return self.request.POST['next']
        else:
            return reverse_lazy('network.group_list')

    def get_context_data(self, *args, **kwargs):
        context = super(GroupDelete, self).get_context_data(**kwargs)
        context['group_pk'] = self.object.pk
        return context


323
class HostList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
324 325 326 327 328 329 330 331 332 333 334 335 336 337
    model = Host
    table_class = HostTable
    template_name = "network/host-list.html"
    table_pagination = False

    def get_context_data(self, **kwargs):
        context = super(HostList, self).get_context_data(**kwargs)
        q = Vlan.objects.all().order_by("name")
        context['vlans'] = q
        return context

    def get_table_data(self):
        vlan_id = self.request.GET.get('vlan')
        if vlan_id:
338
            data = Host.objects.filter(vlan=vlan_id).select_related()
339
        else:
340
            data = Host.objects.select_related()
341 342 343
        return data


344 345
class HostDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, UpdateView):
346 347 348
    model = Host
    template_name = "network/host-edit.html"
    form_class = HostForm
349
    success_message = _(u'Successfully modified host %(hostname)s!')
350 351 352 353 354 355

    def get(self, request, *args, **kwargs):
        if request.is_ajax():
            host = Host.objects.get(pk=kwargs['pk'])
            host = {
                'hostname': host.hostname,
356 357
                'ipv4': str(host.ipv4),
                'ipv6': str(host.ipv6),
358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408
                'fqdn': host.get_fqdn()
            }
            return HttpResponse(json.dumps(host),
                                content_type="application/json")
        else:
            self.object = self.get_object()
            return super(HostDetail, self).get(request, *args, **kwargs)

    def post(self, request, *args, **kwargs):
        pk = self.kwargs.get('pk')
        # this is usually not None (well, with curl and whatnot it can be)
        if pk:
            groups = Host.objects.get(pk=pk).groups.all()
            groups = [i.pk for i in groups]
            # request.POST is immutable
            post_copy = request.POST.copy()
            post_copy.setlist('groups', groups)
            request.POST = post_copy
            return super(HostDetail, self).post(request, *args, **kwargs)

    def get_context_data(self, **kwargs):
        context = super(HostDetail, self).get_context_data(**kwargs)
        # own rules
        q = Rule.objects.filter(host=self.object).all()
        context['rule_list'] = SmallRuleTable(q)

        # rules from host groups
        group_rule_list = []
        for group in self.object.groups.all():
            q = Rule.objects.filter(hostgroup=group).all()
            group_rule_list.append({
                'table': SmallGroupRuleTable(q),
                'name': unicode(group),
                'pk': group.pk
            })
        context['group_rule_list'] = group_rule_list

        # available groups
        rest = Group.objects.exclude(pk__in=self.object.groups.all()).all()
        context['not_used_groups'] = rest

        # set host pk (we need this for URL-s)
        context['host_pk'] = self.kwargs['pk']

        return context

    def get_success_url(self):
        if 'pk' in self.kwargs:
            return reverse_lazy('network.host', kwargs=self.kwargs)


409 410
class HostCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, CreateView):
411 412 413
    model = Host
    template_name = "network/host-create.html"
    form_class = HostForm
414
    success_message = _(u'Successfully created host %(hostname)s!')
415 416


417
class HostDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434
    model = Host
    template_name = "network/confirm/base_delete.html"

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return self.request.POST['next']
        else:
            return reverse_lazy('network.host_list')

    def get_context_data(self, *args, **kwargs):
        context = super(HostDelete, self).get_context_data(**kwargs)

        deps = []
        records = Record.objects.filter(host=self.object).all()
        if records:
            deps.append({
435
                'name': _('Records'),
436 437 438 439 440 441 442 443 444 445
                'data': records
            })

        context['deps'] = deps
        context['confirmation'] = True
        return context

    def delete(self, request, *args, **kwargs):
        self.object = self.get_object()
        if unicode(self.object) != request.POST.get('confirm'):
446
            messages.error(request, _(u"Object name does not match!"))
447 448 449
            return self.get(request, *args, **kwargs)

        response = super(HostDelete, self).delete(request, *args, **kwargs)
450
        messages.success(request, _(u"Host successfully deleted!"))
451 452 453
        return response


454
class RecordList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
455 456 457 458 459
    model = Record
    table_class = RecordTable
    template_name = "network/record-list.html"
    table_pagination = False

460 461 462 463 464 465 466 467 468 469 470 471 472
    def get_context_data(self, **kwargs):
        context = super(RecordList, self).get_context_data(**kwargs)
        context['types'] = Record.CHOICES_type
        return context

    def get_table_data(self):
        type_id = self.request.GET.get('type')
        if type_id:
            data = Record.objects.filter(type=type_id).select_related()
        else:
            data = Record.objects.select_related()
        return data

473

474 475
class RecordDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                   SuccessMessageMixin, UpdateView):
476 477 478 479
    model = Record
    template_name = "network/record-edit.html"
    form_class = RecordForm
    # TODO fqdn
480
    success_message = _(u'Successfully modified record!')
481 482 483 484 485 486 487 488 489 490 491 492

    def get_context_data(self, **kwargs):
        context = super(RecordDetail, self).get_context_data(**kwargs)
        context['fqdn'] = self.object.fqdn
        context['record_pk'] = self.object.pk
        return context

    def get_success_url(self):
        if 'pk' in self.kwargs:
            return reverse_lazy('network.record', kwargs=self.kwargs)


493 494
class RecordCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                   SuccessMessageMixin, CreateView):
495 496 497 498
    model = Record
    template_name = "network/record-create.html"
    form_class = RecordForm
    # TODO fqdn
499
    success_message = _(u'Successfully created record!')
500

501 502 503 504 505 506
    def get_initial(self):
        return {
            # 'owner': 1,
            'domain': self.request.GET.get('domain'),
        }

507

508
class RecordDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
509 510 511 512 513 514 515 516 517 518 519
    model = Record
    template_name = "network/confirm/base_delete.html"

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return self.request.POST['next']
        else:
            return reverse_lazy('network.record_list')


520
class RuleList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
521 522 523 524 525
    model = Rule
    table_class = RuleTable
    template_name = "network/rule-list.html"
    table_pagination = False

526 527 528 529 530
    def get_table_data(self):
        return Rule.objects.select_related('host', 'hostgroup', 'vlan',
                                           'vlangroup', 'firewall',
                                           'foreign_network', 'owner')

531

532 533
class RuleDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, UpdateView):
534 535 536
    model = Rule
    template_name = "network/rule-edit.html"
    form_class = RuleForm
537
    success_message = _(u'Successfully modified rule!')
538 539 540 541 542 543 544 545 546 547 548 549 550 551

    def get_success_url(self):
        if 'pk' in self.kwargs:
            return reverse_lazy('network.rule', kwargs=self.kwargs)

    def get_context_data(self, **kwargs):
        context = super(RuleDetail, self).get_context_data(**kwargs)

        rule = self.get_object()

        context['rule'] = rule
        return context


552 553
class RuleCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, CreateView):
554 555 556
    model = Rule
    template_name = "network/rule-create.html"
    form_class = RuleForm
557
    success_message = _(u'Successfully created rule!')
558

559 560 561 562 563 564 565
    def get_initial(self):
        return {
            # 'owner': 1,
            'host': self.request.GET.get('host'),
            'hostgroup': self.request.GET.get('hostgroup')
        }

566

567
class RuleDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
568 569 570 571 572 573 574 575 576 577 578
    model = Rule
    template_name = "network/confirm/base_delete.html"

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return next
        else:
            return reverse_lazy('network.rule_list')


579 580
class SwitchPortList(LoginRequiredMixin, SuperuserRequiredMixin,
                     SingleTableView):
581 582 583 584 585 586
    model = SwitchPort
    table_class = SwitchPortTable
    template_name = "network/switch-port-list.html"
    table_pagination = False


587 588
class SwitchPortDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                       SuccessMessageMixin, UpdateView):
589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605
    model = SwitchPort
    template_name = "network/switch-port-edit.html"
    form_class = SwitchPortForm
    success_message = _(u'Succesfully modified switch port!')

    def get_success_url(self):
        if 'pk' in self.kwargs:
            return reverse_lazy('network.switch_port', kwargs=self.kwargs)

    def get_context_data(self, **kwargs):
        context = super(SwitchPortDetail, self).get_context_data(**kwargs)
        context['switch_port_pk'] = self.object.pk
        context['devices'] = EthernetDevice.objects.filter(
            switch_port=self.object.pk)
        return context


606 607
class SwitchPortCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                       SuccessMessageMixin, CreateView):
608 609 610 611 612 613
    model = SwitchPort
    template_name = "network/switch-port-create.html"
    form_class = SwitchPortForm
    success_message = _(u'Successfully created switch port!')


614
class SwitchPortDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
615 616 617 618 619 620 621 622 623 624 625
    model = SwitchPort
    template_name = "network/confirm/base_delete.html"

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return next
        else:
            return reverse_lazy('network.switch_port_list')


626
class VlanList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
627 628 629 630 631 632
    model = Vlan
    table_class = VlanTable
    template_name = "network/vlan-list.html"
    table_pagination = False


Kálmán Viktor committed
633 634 635 636
class VlanAclUpdateView(AclUpdateView):
    model = Vlan


637 638
class VlanDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, UpdateView):
639 640 641 642 643
    model = Vlan
    template_name = "network/vlan-edit.html"
    form_class = VlanForm
    slug_field = 'vid'
    slug_url_kwarg = 'vid'
644
    success_message = _(u'Succesfully modified vlan %(name)s!')
645 646 647

    def get_context_data(self, **kwargs):
        context = super(VlanDetail, self).get_context_data(**kwargs)
648 649

        q = Host.objects.filter(interface__in=Interface.objects.filter(
650
            vlan=self.object, instance__destroyed_at=None
651 652
        ))

653 654
        context['host_list'] = SmallHostTable(q)
        context['vlan_vid'] = self.kwargs.get('vid')
655 656
        context['acl'] = AclUpdateView.get_acl_data(
            self.object, self.request.user, 'network.vlan-acl')
657
        context['aclform'] = AclUserOrGroupAddForm()
658 659 660 661 662
        return context

    success_url = reverse_lazy('network.vlan_list')


663 664
class VlanCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, CreateView):
665 666 667
    model = Vlan
    template_name = "network/vlan-create.html"
    form_class = VlanForm
668
    success_message = _(u'Successfully created vlan %(name)s!')
669 670


671
class VlanDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688
    model = Vlan
    template_name = "network/confirm/base_delete.html"

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return next
        else:
            return reverse_lazy('network.vlan_list')

    def get_object(self, queryset=None):
        """ we identify vlans by vid and not pk """
        return Vlan.objects.get(vid=self.kwargs['vid'])

    def delete(self, request, *args, **kwargs):
        self.object = self.get_object()
        if unicode(self.object) != request.POST.get('confirm'):
689
            messages.error(request, _(u"Object name does not match!"))
690 691 692
            return self.get(request, *args, **kwargs)

        response = super(VlanDelete, self).delete(request, *args, **kwargs)
693
        messages.success(request, _(u"Vlan successfully deleted!"))
694 695 696 697 698 699 700 701 702 703
        return response

    def get_context_data(self, **kwargs):
        context = super(VlanDelete, self).get_context_data(**kwargs)

        deps = []
        # hosts
        hosts = Host.objects.filter(vlan=self.object).all()
        if len(hosts) > 0:
            deps.append({
704
                'name': _('Hosts'),
705 706 707 708 709 710 711
                'data': hosts
            })

            # records
            records = Record.objects.filter(host__in=deps[0]['data'])
            if len(records) > 0:
                deps.append({
712
                    'name': _('Records'),
713 714 715 716 717 718 719 720
                    'data':  records
                })

        context['deps'] = deps
        context['confirmation'] = True
        return context


721 722
class VlanGroupList(LoginRequiredMixin, SuperuserRequiredMixin,
                    SingleTableView):
723 724 725 726 727 728
    model = VlanGroup
    table_class = VlanGroupTable
    template_name = "network/vlan-group-list.html"
    table_pagination = False


729 730
class VlanGroupDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                      SuccessMessageMixin, UpdateView):
731 732 733 734
    model = VlanGroup
    template_name = "network/vlan-group-edit.html"
    form_class = VlanGroupForm
    success_url = reverse_lazy('network.vlan_group_list')
735
    success_message = _(u'Successfully modified vlan group %(name)s!')
736 737 738 739 740 741 742

    def get_context_data(self, *args, **kwargs):
        context = super(VlanGroupDetail, self).get_context_data(**kwargs)
        context['vlangroup_pk'] = self.object.pk
        return context


743 744
class VlanGroupCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                      SuccessMessageMixin, CreateView):
745 746 747
    model = VlanGroup
    template_name = "network/vlan-group-create.html"
    form_class = VlanGroupForm
748
    success_message = _(u'Successfully created vlan group %(name)s!')
749 750


751
class VlanGroupDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778
    model = VlanGroup
    template_name = "network/confirm/base_delete.html"

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return next
        else:
            return reverse_lazy('network.vlan_group_list')


def remove_host_group(request, **kwargs):
    host = Host.objects.get(pk=kwargs['pk'])
    group = Group.objects.get(pk=kwargs['group_pk'])

    # for get we show the confirmation page
    if request.method == "GET":
        return render(request,
                      'network/confirm/remove_host_group.html',
                      {
                          'group': group.name,
                          'host': host.hostname
                      })

    # for post we actually remove the group from the host
    elif request.method == "POST":
        host.groups.remove(group)
779
        if not request.is_ajax():
780
            messages.success(request, _(u"Successfully removed %(host)s from "
781 782 783 784
                                        "%(group)s group!" % {
                                            'host': host,
                                            'group': group
                                        }))
785 786 787 788 789 790 791 792 793 794
        return redirect(reverse_lazy('network.host',
                                     kwargs={'pk': kwargs['pk']}))


def add_host_group(request, **kwargs):
    group_pk = request.POST.get('group')
    if request.method == "POST" and group_pk:
        host = Host.objects.get(pk=kwargs['pk'])
        group = Group.objects.get(pk=group_pk)
        host.groups.add(group)
795
        if not request.is_ajax():
796
            messages.success(request, _(u"Successfully added %(host)s to group"
797 798 799 800
                                        " %(group)s!" % {
                                            'host': host,
                                            'group': group
                                        }))
801
        return redirect(reverse_lazy('network.host', kwargs=kwargs))
802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845


def remove_switch_port_device(request, **kwargs):
    device = EthernetDevice.objects.get(pk=kwargs['device_pk'])
    # for get we show the confirmation page
    if request.method == "GET":
        return render(request, 'network/confirm/base_delete.html',
                      {'object': device})

    # for post we actually remove the group from the host
    elif request.method == "POST":
        device.delete()
        if not request.is_ajax():
            messages.success(request, _(u"Successfully deleted ethernet device"
                                        " %(name)s!" % {
                                            'name': device.name,
                                        }))
        return redirect(reverse_lazy('network.switch_port',
                                     kwargs={'pk': kwargs['pk']}))


def add_switch_port_device(request, **kwargs):
    device_name = request.POST.get('device_name')

    if (request.method == "POST" and device_name and len(device_name) > 0
       and EthernetDevice.objects.filter(name=device_name).count() == 0):

        switch_port = SwitchPort.objects.get(pk=kwargs['pk'])
        new_device = EthernetDevice(name=device_name, switch_port=switch_port)
        new_device.save()
        if not request.is_ajax():
            messages.success(request, _(u"Successfully added %(name)s to this"
                                        " switch port" % {
                                            'name': device_name,
                                        }))
        return redirect(reverse_lazy('network.switch_port', kwargs=kwargs))

    elif not len(device_name) > 0:
        messages.error(request, _("Ethernet device name cannot be empty!"))
        return redirect(reverse_lazy('network.switch_port', kwargs=kwargs))
    elif EthernetDevice.objects.get(name=device_name) is not None:
        messages.error(request, _("There is already an ethernet device with"
                                  " that name!"))
        return redirect(reverse_lazy('network.switch_port', kwargs=kwargs))