views.py 22.2 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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

from firewall.models import (Host, Vlan, Domain, Group, Record, Blacklist,
                             Rule, VlanGroup)
from .tables import (HostTable, VlanTable, SmallHostTable, DomainTable,
                     GroupTable, RecordTable, BlacklistTable, RuleTable,
                     VlanGroupTable, SmallRuleTable, SmallGroupRuleTable,
                     SmallRecordTable)
from .forms import (HostForm, VlanForm, DomainForm, GroupForm, RecordForm,
                    BlacklistForm, RuleForm, VlanGroupForm)

from django.contrib import messages
from django.views.generic.edit import FormMixin
from django.utils.translation import ugettext_lazy as _
21 22
# from django.db.models import Q
from operator import itemgetter
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 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
from itertools import chain
import json


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


class IndexView(TemplateView):
    template_name = "network/index.html"

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

        size = 13
        blacklists = Blacklist.objects.all().order_by('-modified_at')[:size]
        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


class BlacklistList(SingleTableView):
    model = Blacklist
    table_class = BlacklistTable
    template_name = "network/blacklist-list.html"
    table_pagination = False


class BlacklistDetail(UpdateView, SuccessMessageMixin):
    model = Blacklist
    template_name = "network/blacklist-edit.html"
    form_class = BlacklistForm
90
    success_message = _(u'Successfully modified blacklist '
91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106
                        '%(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


class BlacklistCreate(CreateView, SuccessMessageMixin):
    model = Blacklist
    template_name = "network/blacklist-create.html"
    form_class = BlacklistForm
107
    success_message = _(u'Successfully created blacklist '
108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143
                        '%(ipv4)s - %(type)s!')


class BlacklistDelete(DeleteView):
    model = Blacklist
    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:
            to_delete = Blacklist.objects.get(pk=self.kwargs['pk'])
            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')


class DomainList(SingleTableView):
    model = Domain
    table_class = DomainTable
    template_name = "network/domain-list.html"
    table_pagination = False


class DomainDetail(UpdateView, SuccessMessageMixin):
    model = Domain
    template_name = "network/domain-edit.html"
    form_class = DomainForm
144
    success_message = _(u'Successfully modified domain %(name)s!')
145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163

    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)
        context['domain_pk'] = self.get_object().pk

        # records
        q = Record.objects.filter(domain=self.get_object()).all()
        context['record_list'] = SmallRecordTable(q)
        return context


class DomainCreate(CreateView, SuccessMessageMixin):
    model = Domain
    template_name = "network/domain-create.html"
    form_class = DomainForm
164
    success_message = _(u'Successfully created domain %(name)s!')
165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180


class DomainDelete(DeleteView):
    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'):
181
            messages.error(request, _(u"Object name does not match!"))
182 183 184
            return self.get(request, *args, **kwargs)

        response = super(DomainDelete, self).delete(request, *args, **kwargs)
185
        messages.success(request, _(u"Domain successfully deleted!"))
186 187 188 189 190
        return response

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

191
        records_from_hosts = _(u'Records from hosts')
192 193 194 195 196
        deps = []
        # vlans
        vlans = Vlan.objects.filter(domain=self.object).all()
        if len(vlans) > 0:
            deps.append({
197
                'name': _('Vlans'),
198 199 200 201 202 203 204
                'data': vlans
            })

            # hosts
            hosts = Host.objects.filter(vlan__in=deps[0]['data'])
            if len(hosts) > 0:
                deps.append({
205
                    'name': _('Hosts'),
206 207 208 209 210
                    'data':  hosts
                })

                # records
                records = Record.objects.filter(
211 212
                    host__in=deps[1]['data']
                    # Q(domain=self.object) | (host__in=deps[1]['data'])
213 214 215
                )
                if len(records) > 0:
                    deps.append({
216
                        'name': records_from_hosts,
217 218 219
                        'data': records
                    })

220 221 222 223
        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)
224
            n = indexes.index(records_from_hosts) if len(indexes) > 0 else 0
225
            deps.append({
226
                'name': u'Records only from the domain',
227 228 229 230
                'data': records.exclude(pk__in=deps[n]['data']) if n > 0
                else records
            })

231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246
        context['deps'] = deps
        context['confirmation'] = True
        return context


class GroupList(SingleTableView):
    model = Group
    table_class = GroupTable
    template_name = "network/group-list.html"
    table_pagination = False


class GroupCreate(CreateView, SuccessMessageMixin):
    model = Group
    template_name = "network/group-create.html"
    form_class = GroupForm
247
    success_message = _(u'Successfully created host group %(name)s!')
248 249 250 251 252 253


class GroupDetail(UpdateView, SuccessMessageMixin):
    model = Group
    template_name = "network/group-edit.html"
    form_class = GroupForm
254
    success_message = _(u'Successfully modified host group %(name)s!')
255 256 257 258 259

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

260 261 262
    def get_context_data(self, *args, **kwargs):
        context = super(GroupDetail, self).get_context_data(**kwargs)

263 264
        context['group_pk'] = self.object.pk

265 266 267 268 269
        # records
        q = Rule.objects.filter(hostgroup=self.object)
        context['rule_list'] = SmallRuleTable(q)
        return context

270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302

class GroupDelete(DeleteView):
    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


class HostList(SingleTableView):
    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:
303
            data = Host.objects.filter(vlan=vlan_id).select_related()
304
        else:
305
            data = Host.objects.select_related()
306 307 308 309 310 311 312
        return data


class HostDetail(UpdateView, SuccessMessageMixin):
    model = Host
    template_name = "network/host-edit.html"
    form_class = HostForm
313
    success_message = _(u'Successfully modified host %(hostname)s!')
314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376

    def get(self, request, *args, **kwargs):
        if request.is_ajax():
            host = Host.objects.get(pk=kwargs['pk'])
            host = {
                'hostname': host.hostname,
                'ipv4': host.ipv4,
                'ipv6': host.ipv6,
                '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)


class HostCreate(CreateView, SuccessMessageMixin):
    model = Host
    template_name = "network/host-create.html"
    form_class = HostForm
377
    success_message = _(u'Successfully created host %(hostname)s!')
378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397


class HostDelete(DeleteView):
    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({
398
                'name': _('Records'),
399 400 401 402 403 404 405 406 407 408
                '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'):
409
            messages.error(request, _(u"Object name does not match!"))
410 411 412
            return self.get(request, *args, **kwargs)

        response = super(HostDelete, self).delete(request, *args, **kwargs)
413
        messages.success(request, _(u"Host successfully deleted!"))
414 415 416 417 418 419 420 421 422
        return response


class RecordList(SingleTableView):
    model = Record
    table_class = RecordTable
    template_name = "network/record-list.html"
    table_pagination = False

423 424 425 426 427 428 429 430 431 432 433 434 435
    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

436 437 438 439 440 441

class RecordDetail(UpdateView, SuccessMessageMixin):
    model = Record
    template_name = "network/record-edit.html"
    form_class = RecordForm
    # TODO fqdn
442
    success_message = _(u'Successfully modified record!')
443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459

    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)


class RecordCreate(CreateView, SuccessMessageMixin):
    model = Record
    template_name = "network/record-create.html"
    form_class = RecordForm
    # TODO fqdn
460
    success_message = _(u'Successfully created record!')
461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485


class RecordDelete(DeleteView):
    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')


class RuleList(SingleTableView):
    model = Rule
    table_class = RuleTable
    template_name = "network/rule-list.html"
    table_pagination = False


class RuleDetail(UpdateView, SuccessMessageMixin):
    model = Rule
    template_name = "network/rule-edit.html"
    form_class = RuleForm
486
    success_message = _(u'Successfully modified rule!')
487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504

    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


class RuleCreate(CreateView, SuccessMessageMixin):
    model = Rule
    template_name = "network/rule-create.html"
    form_class = RuleForm
505
    success_message = _(u'Successfully created rule!')
506

507 508 509 510 511 512 513
    def get_initial(self):
        return {
            # 'owner': 1,
            'host': self.request.GET.get('host'),
            'hostgroup': self.request.GET.get('hostgroup')
        }

514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539

class RuleDelete(DeleteView):
    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')


class VlanList(SingleTableView):
    model = Vlan
    table_class = VlanTable
    template_name = "network/vlan-list.html"
    table_pagination = False


class VlanDetail(UpdateView, SuccessMessageMixin):
    model = Vlan
    template_name = "network/vlan-edit.html"
    form_class = VlanForm
    slug_field = 'vid'
    slug_url_kwarg = 'vid'
540
    success_message = _(u'Succesfully modified vlan %(name)s!')
541 542 543 544 545 546 547 548 549 550 551 552 553 554 555

    def get_context_data(self, **kwargs):
        context = super(VlanDetail, self).get_context_data(**kwargs)
        q = Host.objects.filter(vlan=self.object).all()
        context['host_list'] = SmallHostTable(q)
        context['vlan_vid'] = self.kwargs.get('vid')
        return context

    success_url = reverse_lazy('network.vlan_list')


class VlanCreate(CreateView, SuccessMessageMixin):
    model = Vlan
    template_name = "network/vlan-create.html"
    form_class = VlanForm
556
    success_message = _(u'Successfully created vlan %(name)s!')
557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576


class VlanDelete(DeleteView):
    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'):
577
            messages.error(request, _(u"Object name does not match!"))
578 579 580
            return self.get(request, *args, **kwargs)

        response = super(VlanDelete, self).delete(request, *args, **kwargs)
581
        messages.success(request, _(u"Vlan successfully deleted!"))
582 583 584 585 586 587 588 589 590 591
        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({
592
                'name': _('Hosts'),
593 594 595 596 597 598 599
                'data': hosts
            })

            # records
            records = Record.objects.filter(host__in=deps[0]['data'])
            if len(records) > 0:
                deps.append({
600
                    'name': _('Records'),
601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620
                    'data':  records
                })

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


class VlanGroupList(SingleTableView):
    model = VlanGroup
    table_class = VlanGroupTable
    template_name = "network/vlan-group-list.html"
    table_pagination = False


class VlanGroupDetail(UpdateView, SuccessMessageMixin):
    model = VlanGroup
    template_name = "network/vlan-group-edit.html"
    form_class = VlanGroupForm
    success_url = reverse_lazy('network.vlan_group_list')
621
    success_message = _(u'Successfully modified vlan group %(name)s!')
622 623 624 625 626 627 628 629 630 631 632

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


class VlanGroupCreate(CreateView, SuccessMessageMixin):
    model = VlanGroup
    template_name = "network/vlan-group-create.html"
    form_class = VlanGroupForm
633
    success_message = _(u'Successfully created vlan group %(name)s!')
634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663


class VlanGroupDelete(DeleteView):
    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)
664
        if not request.is_ajax():
665
            messages.success(request, _(u"Successfully removed %(host)s from "
666 667 668 669
                                        "%(group)s group!" % {
                                            'host': host,
                                            'group': group
                                        }))
670 671 672 673 674 675 676 677 678 679
        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)
680
        if not request.is_ajax():
681
            messages.success(request, _(u"Successfully added %(host)s to group"
682 683 684 685
                                        " %(group)s!" % {
                                            'host': host,
                                            'group': group
                                        }))
686
        return redirect(reverse_lazy('network.host', kwargs=kwargs))