views.py 29.6 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

from django.contrib import messages
37
from django.contrib.messages.views import SuccessMessageMixin
38 39
from django.views.generic.edit import FormMixin
from django.utils.translation import ugettext_lazy as _
40
from braces.views import LoginRequiredMixin, SuperuserRequiredMixin
41 42
# from django.db.models import Q
from operator import itemgetter
43 44
from itertools import chain
import json
Kálmán Viktor committed
45
from dashboard.views import AclUpdateView
46
from dashboard.forms import AclUserAddForm
47 48


49 50 51 52 53
class InitialOwnerMixin(FormMixin):
    def get_initial(self):
        initial = super(InitialOwnerMixin, self).get_initial()
        initial['owner'] = self.request.user
        return initial
54 55


56
class IndexView(LoginRequiredMixin, SuperuserRequiredMixin, TemplateView):
57 58 59 60 61 62
    template_name = "network/index.html"

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

        size = 13
63 64
        blacklists = BlacklistItem.objects.all().order_by(
            '-modified_at')[:size]
65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90
        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


91 92
class BlacklistList(LoginRequiredMixin, SuperuserRequiredMixin,
                    SingleTableView):
93 94
    model = BlacklistItem
    table_class = BlacklistItemTable
95 96 97 98
    template_name = "network/blacklist-list.html"
    table_pagination = False


99 100
class BlacklistDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                      SuccessMessageMixin, UpdateView):
101
    model = BlacklistItem
102
    template_name = "network/blacklist-edit.html"
103 104
    form_class = BlacklistItemForm
    success_message = _(u'Successfully modified blacklist item'
105 106 107 108 109 110 111 112 113 114 115 116
                        '%(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


117 118
class BlacklistCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                      SuccessMessageMixin, CreateView):
119
    model = BlacklistItem
120
    template_name = "network/blacklist-create.html"
121 122
    form_class = BlacklistItemForm
    success_message = _(u'Successfully created blacklist item '
123 124 125
                        '%(ipv4)s - %(type)s!')


126
class BlacklistDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
127
    model = BlacklistItem
128 129 130 131 132 133
    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:
134
            to_delete = BlacklistItem.objects.get(pk=self.kwargs['pk'])
135 136 137 138 139 140 141 142 143 144 145 146 147
            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')


148
class DomainList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
149 150 151 152 153 154
    model = Domain
    table_class = DomainTable
    template_name = "network/domain-list.html"
    table_pagination = False


155 156
class DomainDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                   SuccessMessageMixin, UpdateView):
157 158 159
    model = Domain
    template_name = "network/domain-edit.html"
    form_class = DomainForm
160
    success_message = _(u'Successfully modified domain %(name)s!')
161 162 163 164 165 166 167

    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)
168 169 170 171 172 173 174
        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(
175
                    instance__destroyed_at=None)
176 177
            )
        )
178 179 180 181
        context['record_list'] = SmallRecordTable(q)
        return context


182
class DomainCreate(LoginRequiredMixin, SuperuserRequiredMixin,
183
                   SuccessMessageMixin, InitialOwnerMixin, CreateView):
184 185 186
    model = Domain
    template_name = "network/domain-create.html"
    form_class = DomainForm
187
    success_message = _(u'Successfully created domain %(name)s!')
188 189


190
class DomainDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
191 192 193 194 195 196 197 198 199 200 201 202 203
    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'):
204
            messages.error(request, _(u"Object name does not match!"))
205 206 207
            return self.get(request, *args, **kwargs)

        response = super(DomainDelete, self).delete(request, *args, **kwargs)
208
        messages.success(request, _(u"Domain successfully deleted!"))
209 210 211 212 213
        return response

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

214
        records_from_hosts = _(u'Records from hosts')
215 216 217 218 219
        deps = []
        # vlans
        vlans = Vlan.objects.filter(domain=self.object).all()
        if len(vlans) > 0:
            deps.append({
220
                'name': _('Vlans'),
221 222 223 224 225 226 227
                'data': vlans
            })

            # hosts
            hosts = Host.objects.filter(vlan__in=deps[0]['data'])
            if len(hosts) > 0:
                deps.append({
228
                    'name': _('Hosts'),
229 230 231 232 233
                    'data':  hosts
                })

                # records
                records = Record.objects.filter(
234 235
                    host__in=deps[1]['data']
                    # Q(domain=self.object) | (host__in=deps[1]['data'])
236 237 238
                )
                if len(records) > 0:
                    deps.append({
239
                        'name': records_from_hosts,
240 241 242
                        'data': records
                    })

243 244 245 246
        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)
247
            n = indexes.index(records_from_hosts) if len(indexes) > 0 else 0
248
            deps.append({
249
                'name': u'Records only from the domain',
250 251 252 253
                'data': records.exclude(pk__in=deps[n]['data']) if n > 0
                else records
            })

254 255 256 257 258
        context['deps'] = deps
        context['confirmation'] = True
        return context


259
class GroupList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
260 261 262 263 264 265
    model = Group
    table_class = GroupTable
    template_name = "network/group-list.html"
    table_pagination = False


266
class GroupCreate(LoginRequiredMixin, SuperuserRequiredMixin,
267
                  SuccessMessageMixin, InitialOwnerMixin, CreateView):
268 269 270
    model = Group
    template_name = "network/group-create.html"
    form_class = GroupForm
271
    success_message = _(u'Successfully created host group %(name)s!')
272 273


274 275
class GroupDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                  SuccessMessageMixin, UpdateView):
276 277 278
    model = Group
    template_name = "network/group-edit.html"
    form_class = GroupForm
279
    success_message = _(u'Successfully modified host group %(name)s!')
280 281 282 283 284

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

285 286 287
    def get_context_data(self, *args, **kwargs):
        context = super(GroupDetail, self).get_context_data(**kwargs)

288 289
        context['group_pk'] = self.object.pk

290 291 292 293 294
        # records
        q = Rule.objects.filter(hostgroup=self.object)
        context['rule_list'] = SmallRuleTable(q)
        return context

295

296
class GroupDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312
    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


313
class HostList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
314 315 316 317 318 319 320 321 322 323 324 325 326 327
    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:
328
            data = Host.objects.filter(vlan=vlan_id).select_related()
329
        else:
330
            data = Host.objects.select_related()
331 332 333
        return data


334 335
class HostDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, UpdateView):
336 337 338
    model = Host
    template_name = "network/host-edit.html"
    form_class = HostForm
339
    success_message = _(u'Successfully modified host %(hostname)s!')
340 341 342 343 344 345

    def get(self, request, *args, **kwargs):
        if request.is_ajax():
            host = Host.objects.get(pk=kwargs['pk'])
            host = {
                'hostname': host.hostname,
346 347
                'ipv4': str(host.ipv4),
                'ipv6': str(host.ipv6),
348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391
                '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']

392 393 394
        from network.tables import HostRecordsTable
        context['records_table'] = HostRecordsTable(
            Record.objects.filter(host=self.get_object()),
395
            request=self.request, template="django_tables2/table_no_page.html"
396 397
        )

398 399 400 401 402 403 404
        return context

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


405
class HostCreate(LoginRequiredMixin, SuperuserRequiredMixin,
406
                 SuccessMessageMixin, InitialOwnerMixin, CreateView):
407 408 409
    model = Host
    template_name = "network/host-create.html"
    form_class = HostForm
410
    success_message = _(u'Successfully created host %(hostname)s!')
411 412


413
class HostDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430
    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({
431
                'name': _('Records'),
432 433 434 435 436 437 438 439 440 441
                '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'):
442
            messages.error(request, _(u"Object name does not match!"))
443 444 445
            return self.get(request, *args, **kwargs)

        response = super(HostDelete, self).delete(request, *args, **kwargs)
446
        messages.success(request, _(u"Host successfully deleted!"))
447 448 449
        return response


450
class RecordList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
451 452 453 454 455
    model = Record
    table_class = RecordTable
    template_name = "network/record-list.html"
    table_pagination = False

456 457 458 459 460 461 462 463 464 465 466 467 468
    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

469

470 471
class RecordDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                   SuccessMessageMixin, UpdateView):
472 473 474 475
    model = Record
    template_name = "network/record-edit.html"
    form_class = RecordForm
    # TODO fqdn
476
    success_message = _(u'Successfully modified record!')
477 478 479 480 481 482 483 484 485 486 487 488

    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)


489
class RecordCreate(LoginRequiredMixin, SuperuserRequiredMixin,
490
                   SuccessMessageMixin, InitialOwnerMixin, CreateView):
491 492 493 494
    model = Record
    template_name = "network/record-create.html"
    form_class = RecordForm
    # TODO fqdn
495
    success_message = _(u'Successfully created record!')
496

497
    def get_initial(self):
498 499 500
        initial = super(RecordCreate, self).get_initial()
        initial['domain'] = self.request.GET.get('domain')
        return initial
501

502

503
class RecordDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
504 505 506 507 508 509 510 511 512 513 514
    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')


515
class RuleList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
516 517 518 519 520
    model = Rule
    table_class = RuleTable
    template_name = "network/rule-list.html"
    table_pagination = False

521 522 523 524 525
    def get_table_data(self):
        return Rule.objects.select_related('host', 'hostgroup', 'vlan',
                                           'vlangroup', 'firewall',
                                           'foreign_network', 'owner')

526

527 528
class RuleDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, UpdateView):
529 530 531
    model = Rule
    template_name = "network/rule-edit.html"
    form_class = RuleForm
532
    success_message = _(u'Successfully modified rule!')
533 534 535 536 537 538 539 540 541 542 543 544 545 546

    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


547
class RuleCreate(LoginRequiredMixin, SuperuserRequiredMixin,
548
                 SuccessMessageMixin, InitialOwnerMixin, CreateView):
549 550 551
    model = Rule
    template_name = "network/rule-create.html"
    form_class = RuleForm
552
    success_message = _(u'Successfully created rule!')
553

554
    def get_initial(self):
555 556
        initial = super(RuleCreate, self).get_initial()
        initial.update({
557 558
            'host': self.request.GET.get('host'),
            'hostgroup': self.request.GET.get('hostgroup')
559 560
        })
        return initial
561

562

563
class RuleDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
564 565 566 567 568 569 570 571 572 573 574
    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')


575 576
class SwitchPortList(LoginRequiredMixin, SuperuserRequiredMixin,
                     SingleTableView):
577 578 579 580 581 582
    model = SwitchPort
    table_class = SwitchPortTable
    template_name = "network/switch-port-list.html"
    table_pagination = False


583 584
class SwitchPortDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                       SuccessMessageMixin, UpdateView):
585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601
    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


602 603
class SwitchPortCreate(LoginRequiredMixin, SuperuserRequiredMixin,
                       SuccessMessageMixin, CreateView):
604 605 606 607 608 609
    model = SwitchPort
    template_name = "network/switch-port-create.html"
    form_class = SwitchPortForm
    success_message = _(u'Successfully created switch port!')


610
class SwitchPortDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
611 612 613 614 615 616 617 618 619 620 621
    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')


622
class VlanList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
623 624 625 626 627 628
    model = Vlan
    table_class = VlanTable
    template_name = "network/vlan-list.html"
    table_pagination = False


Kálmán Viktor committed
629 630 631 632
class VlanAclUpdateView(AclUpdateView):
    model = Vlan


633 634
class VlanDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                 SuccessMessageMixin, UpdateView):
635 636 637 638 639
    model = Vlan
    template_name = "network/vlan-edit.html"
    form_class = VlanForm
    slug_field = 'vid'
    slug_url_kwarg = 'vid'
640
    success_message = _(u'Succesfully modified vlan %(name)s!')
641 642 643

    def get_context_data(self, **kwargs):
        context = super(VlanDetail, self).get_context_data(**kwargs)
644 645

        q = Host.objects.filter(interface__in=Interface.objects.filter(
646
            vlan=self.object, instance__destroyed_at=None
647 648
        ))

649 650
        context['host_list'] = SmallHostTable(q)
        context['vlan_vid'] = self.kwargs.get('vid')
651 652 653
        context['acl'] = AclUpdateView.get_acl_data(
            self.object, self.request.user, 'network.vlan-acl')
        context['aclform'] = AclUserAddForm()
654 655 656 657 658
        return context

    success_url = reverse_lazy('network.vlan_list')


659
class VlanCreate(LoginRequiredMixin, SuperuserRequiredMixin,
660
                 SuccessMessageMixin, InitialOwnerMixin, CreateView):
661 662 663
    model = Vlan
    template_name = "network/vlan-create.html"
    form_class = VlanForm
664
    success_message = _(u'Successfully created vlan %(name)s!')
665 666


667
class VlanDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684
    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'):
685
            messages.error(request, _(u"Object name does not match!"))
686 687 688
            return self.get(request, *args, **kwargs)

        response = super(VlanDelete, self).delete(request, *args, **kwargs)
689
        messages.success(request, _(u"Vlan successfully deleted!"))
690 691 692 693 694 695 696 697 698 699
        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({
700
                'name': _('Hosts'),
701 702 703 704 705 706 707
                'data': hosts
            })

            # records
            records = Record.objects.filter(host__in=deps[0]['data'])
            if len(records) > 0:
                deps.append({
708
                    'name': _('Records'),
709 710 711 712 713 714 715 716
                    'data':  records
                })

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


717 718
class VlanGroupList(LoginRequiredMixin, SuperuserRequiredMixin,
                    SingleTableView):
719 720 721 722 723 724
    model = VlanGroup
    table_class = VlanGroupTable
    template_name = "network/vlan-group-list.html"
    table_pagination = False


725 726
class VlanGroupDetail(LoginRequiredMixin, SuperuserRequiredMixin,
                      SuccessMessageMixin, UpdateView):
727 728 729 730
    model = VlanGroup
    template_name = "network/vlan-group-edit.html"
    form_class = VlanGroupForm
    success_url = reverse_lazy('network.vlan_group_list')
731
    success_message = _(u'Successfully modified vlan group %(name)s!')
732 733 734 735 736 737 738

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


739
class VlanGroupCreate(LoginRequiredMixin, SuperuserRequiredMixin,
740
                      SuccessMessageMixin, InitialOwnerMixin, CreateView):
741 742 743
    model = VlanGroup
    template_name = "network/vlan-group-create.html"
    form_class = VlanGroupForm
744
    success_message = _(u'Successfully created vlan group %(name)s!')
745 746


747
class VlanGroupDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):
748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774
    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)
775
        if not request.is_ajax():
776
            messages.success(request, _(u"Successfully removed %(host)s from "
777 778 779 780
                                        "%(group)s group!" % {
                                            'host': host,
                                            'group': group
                                        }))
781 782 783 784 785 786 787 788 789 790
        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)
791
        if not request.is_ajax():
792
            messages.success(request, _(u"Successfully added %(host)s to group"
793 794 795 796
                                        " %(group)s!" % {
                                            'host': host,
                                            'group': group
                                        }))
797
        return redirect(reverse_lazy('network.host', kwargs=kwargs))
798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841


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))