views.py 83.5 KB
Newer Older
1
from __future__ import unicode_literals, absolute_import
2

3 4
from os import getenv
import json
Őry Máté committed
5
import logging
6
import re
7
import requests
8

9
from django.conf import settings
10
from django.contrib.auth.models import User, Group
Őry Máté committed
11
from django.contrib.auth.views import login, redirect_to_login
12
from django.contrib.messages import warning
13
from django.core.exceptions import (
14
    PermissionDenied, SuspiciousOperation,
15
)
16 17
from django.core import signing
from django.core.urlresolvers import reverse, reverse_lazy
18
from django.db.models import Count
19
from django.http import HttpResponse, HttpResponseRedirect, Http404
Őry Máté committed
20
from django.shortcuts import redirect, render, get_object_or_404
21
from django.views.decorators.http import require_GET
22
from django.views.generic.detail import SingleObjectMixin
23
from django.views.generic import (TemplateView, DetailView, View, DeleteView,
24
                                  UpdateView, CreateView, ListView)
25 26
from django.contrib import messages
from django.utils.translation import ugettext as _
27
from django.template.defaultfilters import title as title_filter
28
from django.template.loader import render_to_string
29
from django.template import RequestContext
30

31
from django.forms.models import inlineformset_factory
32
from django_tables2 import SingleTableView
33 34
from braces.views import LoginRequiredMixin, SuperuserRequiredMixin
from braces.views._access import AccessMixin
Kálmán Viktor committed
35

36
from .forms import (
37 38
    CircleAuthenticationForm, DiskAddForm, HostForm, LeaseForm, MyProfileForm,
    NodeForm, TemplateForm, TraitForm, VmCustomizeForm,
39
    CirclePasswordChangeForm
40
)
41
from .tables import (NodeListTable, NodeVmListTable,
42
                     TemplateListTable, LeaseListTable, GroupListTable,)
Őry Máté committed
43 44 45 46
from vm.models import (
    Instance, instance_activity, InstanceActivity, InstanceTemplate, Interface,
    InterfaceTemplate, Lease, Node, NodeActivity, Trait,
)
47
from storage.models import Disk
48
from firewall.models import Vlan, Host, Rule
49
from .models import Favourite, Profile
50

Őry Máté committed
51
logger = logging.getLogger(__name__)
52

53

54 55 56 57
def search_user(keyword):
    try:
        return User.objects.get(username=keyword)
    except User.DoesNotExist:
58 59 60 61
        try:
            return User.objects.get(profile__org_id=keyword)
        except User.DoesNotExist:
            return User.objects.get(email=keyword)
62 63


64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81
# github.com/django/django/blob/stable/1.6.x/django/contrib/messages/views.py
class SuccessMessageMixin(object):
    """
    Adds a success message on successful form submission.
    """
    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


82
class IndexView(LoginRequiredMixin, TemplateView):
Kálmán Viktor committed
83
    template_name = "dashboard/index.html"
84

85
    def get_context_data(self, **kwargs):
86
        user = self.request.user
87
        context = super(IndexView, self).get_context_data(**kwargs)
88

89
        # instances
90
        favs = Instance.objects.filter(favourite__user=self.request.user)
91
        instances = Instance.get_objects_with_level(
92
            'user', user, disregard_superuser=True).filter(destroyed_at=None)
93 94 95
        display = list(favs) + list(set(instances) - set(favs))
        for d in display:
            d.fav = True if d in favs else False
96
        context.update({
97
            'instances': display[:5],
98
            'more_instances': instances.count() - len(instances[:5])
99 100
        })

101 102
        running = instances.filter(status='RUNNING')
        stopped = instances.exclude(status__in=('RUNNING', 'NOSTATE'))
103

104
        context.update({
105 106 107
            'running_vms': running[:20],
            'running_vm_num': running.count(),
            'stopped_vm_num': stopped.count()
108
        })
109

110 111 112 113
        # nodes
        if user.is_superuser:
            nodes = Node.objects.all()
            context.update({
114 115
                'nodes': nodes[:5],
                'more_nodes': nodes.count() - len(nodes[:5]),
116 117 118 119 120 121 122 123 124 125 126 127
                'sum_node_num': nodes.count(),
                'node_num': {
                    'running': Node.get_state_count(True, True),
                    'missing': Node.get_state_count(False, True),
                    'disabled': Node.get_state_count(True, False),
                    'offline': Node.get_state_count(False, False)
                }
            })

        # groups
        groups = Group.objects.all()
        context.update({
128 129
            'groups': groups[:5],
            'more_groups': groups.count() - len(groups[:5]),
130 131 132 133 134 135 136
        })

        # template
        if user.has_perm('vm.create_template'):
            context['templates'] = InstanceTemplate.get_objects_with_level(
                'operator', user).all()[:5]

137 138
        return context

139

140
def get_vm_acl_data(obj):
141 142 143 144 145 146 147 148 149
    levels = obj.ACL_LEVELS
    users = obj.get_users_with_level()
    users = [{'user': u, 'level': l} for u, l in users]
    groups = obj.get_groups_with_level()
    groups = [{'group': g, 'level': l} for g, l in groups]
    return {'users': users, 'groups': groups, 'levels': levels,
            'url': reverse('dashboard.views.vm-acl', args=[obj.pk])}


150 151 152 153 154 155 156 157 158 159 160
def get_group_acl_data(obj):
    aclobj = obj.profile
    levels = aclobj.ACL_LEVELS
    users = aclobj.get_users_with_level()
    users = [{'user': u, 'level': l} for u, l in users]
    groups = aclobj.get_groups_with_level()
    groups = [{'group': g, 'level': l} for g, l in groups]
    return {'users': users, 'groups': groups, 'levels': levels,
            'url': reverse('dashboard.views.group-acl', args=[obj.pk])}


161
class CheckedDetailView(LoginRequiredMixin, DetailView):
162 163
    read_level = 'user'

164 165 166
    def get_has_level(self):
        return self.object.has_level

167 168
    def get_context_data(self, **kwargs):
        context = super(CheckedDetailView, self).get_context_data(**kwargs)
169
        if not self.get_has_level()(self.request.user, self.read_level):
170 171 172 173
            raise PermissionDenied()
        return context


174 175 176 177 178 179 180 181 182
class VmDetailVncTokenView(CheckedDetailView):
    template_name = "dashboard/vm-detail.html"
    model = Instance

    def get(self, request, **kwargs):
        self.object = self.get_object()
        if not self.object.has_level(request.user, 'operator'):
            raise PermissionDenied()
        if self.object.node:
183 184 185 186 187 188 189 190
            with instance_activity(code_suffix='console-accessed',
                                   instance=self.object, user=request.user,
                                   concurrency_check=False):
                port = self.object.vnc_port
                host = str(self.object.node.host.ipv4)
                value = signing.dumps({'host': host, 'port': port},
                                      key=getenv("PROXY_SECRET", 'asdasd')),
                return HttpResponse('vnc/?d=%s' % value)
191 192 193 194
        else:
            raise Http404()


195
class VmDetailView(CheckedDetailView):
Kálmán Viktor committed
196
    template_name = "dashboard/vm-detail.html"
197
    model = Instance
198 199

    def get_context_data(self, **kwargs):
200
        context = super(VmDetailView, self).get_context_data(**kwargs)
201
        instance = context['instance']
202 203 204
        context.update({
            'graphite_enabled': VmGraphView.get_graphite_url() is not None,
            'vnc_url': reverse_lazy("dashboard.views.detail-vnc",
205
                                    kwargs={'pk': self.object.pk}),
206
            'ops': get_operations(instance, self.request.user),
207
        })
208 209

        # activity data
210
        context['activities'] = self.object.get_activities(self.request.user)
211

212
        context['vlans'] = Vlan.get_objects_with_level(
213
            'user', self.request.user
214
        ).exclude(  # exclude already added interfaces
215 216 217
            pk__in=Interface.objects.filter(
                instance=self.get_object()).values_list("vlan", flat=True)
        ).all()
218
        context['acl'] = get_vm_acl_data(instance)
219
        context['forms'] = {
220
            'disk_add_form': DiskAddForm(
221
                user=self.request.user,
222
                is_template=False, object_pk=self.get_object().pk,
223
                prefix="disk"),
224
        }
225 226
        context['os_type_icon'] = instance.os_type.replace("unknown",
                                                           "question")
227
        return context
Kálmán Viktor committed
228

229 230 231 232 233
    def post(self, request, *args, **kwargs):
        if (request.POST.get('ram-size') and request.POST.get('cpu-count')
                and request.POST.get('cpu-priority')):
            return self.__set_resources(request)

234 235 236
        options = {
            'change_password': self.__change_password,
            'new_name': self.__set_name,
237
            'new_description': self.__set_description,
238 239
            'new_tag': self.__add_tag,
            'to_remove': self.__remove_tag,
240 241
            'port': self.__add_port,
            'new_network_vlan': self.__new_network,
242
            'abort_operation': self.__abort_operation,
243 244 245 246
        }
        for k, v in options.iteritems():
            if request.POST.get(k) is not None:
                return v(request)
Kálmán Viktor committed
247

248 249 250 251
    def __change_password(self, request):
        self.object = self.get_object()
        if not self.object.has_level(request.user, 'owner'):
            raise PermissionDenied()
Kálmán Viktor committed
252

253 254 255 256 257 258 259
        self.object.change_password(user=request.user)
        messages.success(request, _("Password changed!"))
        if request.is_ajax():
            return HttpResponse("Success!")
        else:
            return redirect(reverse_lazy("dashboard.views.detail",
                                         kwargs={'pk': self.object.pk}))
260

261 262 263 264
    def __set_resources(self, request):
        self.object = self.get_object()
        if not self.object.has_level(request.user, 'owner'):
            raise PermissionDenied()
265 266
        if not request.user.has_perm('vm.change_resources'):
            raise PermissionDenied()
267 268 269 270

        resources = {
            'num_cores': request.POST.get('cpu-count'),
            'ram_size': request.POST.get('ram-size'),
271
            'max_ram_size': request.POST.get('ram-size'),  # TODO: max_ram
272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287
            'priority': request.POST.get('cpu-priority')
        }
        Instance.objects.filter(pk=self.object.pk).update(**resources)

        success_message = _("Resources successfully updated!")
        if request.is_ajax():
            response = {'message': success_message}
            return HttpResponse(
                json.dumps(response),
                content_type="application/json"
            )
        else:
            messages.success(request, success_message)
            return redirect(reverse_lazy("dashboard.views.detail",
                                         kwargs={'pk': self.object.pk}))

288 289
    def __set_name(self, request):
        self.object = self.get_object()
290 291
        if not self.object.has_level(request.user, 'owner'):
            raise PermissionDenied()
292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308
        new_name = request.POST.get("new_name")
        Instance.objects.filter(pk=self.object.pk).update(
            **{'name': new_name})

        success_message = _("VM successfully renamed!")
        if request.is_ajax():
            response = {
                'message': success_message,
                'new_name': new_name,
                'vm_pk': self.object.pk
            }
            return HttpResponse(
                json.dumps(response),
                content_type="application/json"
            )
        else:
            messages.success(request, success_message)
309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332
            return redirect(self.object.get_absolute_url())

    def __set_description(self, request):
        self.object = self.get_object()
        if not self.object.has_level(request.user, 'owner'):
            raise PermissionDenied()

        new_description = request.POST.get("new_description")
        Instance.objects.filter(pk=self.object.pk).update(
            **{'description': new_description})

        success_message = _("VM description successfully updated!")
        if request.is_ajax():
            response = {
                'message': success_message,
                'new_description': new_description,
            }
            return HttpResponse(
                json.dumps(response),
                content_type="application/json"
            )
        else:
            messages.success(request, success_message)
            return redirect(self.object.get_absolute_url())
333

Kálmán Viktor committed
334 335 336
    def __add_tag(self, request):
        new_tag = request.POST.get('new_tag')
        self.object = self.get_object()
337 338
        if not self.object.has_level(request.user, 'owner'):
            raise PermissionDenied()
Kálmán Viktor committed
339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358

        if len(new_tag) < 1:
            message = u"Please input something!"
        elif len(new_tag) > 20:
            message = u"Tag name is too long!"
        else:
            self.object.tags.add(new_tag)

        try:
            messages.error(request, message)
        except:
            pass

        return redirect(reverse_lazy("dashboard.views.detail",
                                     kwargs={'pk': self.object.pk}))

    def __remove_tag(self, request):
        try:
            to_remove = request.POST.get('to_remove')
            self.object = self.get_object()
359 360
            if not self.object.has_level(request.user, 'owner'):
                raise PermissionDenied()
Kálmán Viktor committed
361 362 363 364 365 366 367 368 369 370 371

            self.object.tags.remove(to_remove)
            message = u"Success"
        except:  # note this won't really happen
            message = u"Not success"

        if request.is_ajax():
            return HttpResponse(
                json.dumps({'message': message}),
                content_type="application=json"
            )
372 373 374
        else:
            return redirect(reverse_lazy("dashboard.views.detail",
                            kwargs={'pk': self.object.pk}))
Kálmán Viktor committed
375

376 377
    def __add_port(self, request):
        object = self.get_object()
378 379
        if (not object.has_level(request.user, 'owner') or
                not request.user.has_perm('vm.config_ports')):
380
            raise PermissionDenied()
381 382 383 384 385 386

        port = request.POST.get("port")
        proto = request.POST.get("proto")

        try:
            error = None
387 388 389
            interfaces = object.interface_set.all()
            host = Host.objects.get(pk=request.POST.get("host_pk"),
                                    interface__in=interfaces)
390
            host.add_port(proto, private=port)
391 392 393 394 395
        except Host.DoesNotExist:
            logger.error('Tried to add port to nonexistent host %d. User: %s. '
                         'Instance: %s', request.POST.get("host_pk"),
                         unicode(request.user), object)
            raise PermissionDenied()
396 397
        except ValueError:
            error = _("There is a problem with your input!")
398
        except Exception as e:
Bach Dániel committed
399 400
            error = _("Unknown error.")
            logger.error(e)
401 402 403 404 405 406 407 408 409

        if request.is_ajax():
            pass
        else:
            if error:
                messages.error(request, error)
            return redirect(reverse_lazy("dashboard.views.detail",
                                         kwargs={'pk': self.get_object().pk}))

410 411 412 413 414
    def __new_network(self, request):
        self.object = self.get_object()
        if not self.object.has_level(request.user, 'owner'):
            raise PermissionDenied()

415
        vlan = get_object_or_404(Vlan, pk=request.POST.get("new_network_vlan"))
416 417
        if not vlan.has_level(request.user, 'user'):
            raise PermissionDenied()
418
        try:
419
            self.object.add_interface(vlan=vlan, user=request.user)
420 421 422 423 424 425 426 427
            messages.success(request, _("Successfully added new interface!"))
        except Exception, e:
            error = u' '.join(e.messages)
            messages.error(request, error)

        return redirect("%s#network" % reverse_lazy(
            "dashboard.views.detail", kwargs={'pk': self.object.pk}))

428
    def __abort_operation(self, request):
Kálmán Viktor committed
429 430 431 432
        self.object = self.get_object()

        activity = get_object_or_404(InstanceActivity,
                                     pk=request.POST.get("activity"))
433 434
        if not activity.is_abortable_for(request.user):
            raise PermissionDenied()
Kálmán Viktor committed
435 436 437
        activity.abort()
        return redirect("%s#activity" % self.object.get_absolute_url())

438

439
class OperationView(DetailView):
440

441
    template_name = 'dashboard/operate.html'
442

443 444 445
    @property
    def name(self):
        return self.get_op().name
446

447 448 449
    @property
    def description(self):
        return self.get_op().description
450

451 452 453
    @classmethod
    def get_urlname(cls):
        return 'dashboard.vm.op.%s' % cls.op
454

455 456
    def get_url(self):
        return reverse(self.get_urlname(), args=(self.get_object().pk, ))
457

458 459 460 461 462
    def get_wrapper_template_name(self):
        if self.request.is_ajax():
            return 'dashboard/_modal.html'
        else:
            return 'dashboard/_base.html'
463

464 465 466
    @classmethod
    def get_op_by_object(cls, obj):
        return getattr(obj, cls.op)
467

468 469 470 471
    def get_op(self):
        if not hasattr(self, '_opobj'):
            setattr(self, '_opobj', getattr(self.get_object(), self.op))
        return self._opobj
472

473
    def get_context_data(self, **kwargs):
474
        ctx = super(OperationView, self).get_context_data(**kwargs)
475 476 477
        ctx['op'] = self.get_op()
        ctx['url'] = self.request.path
        return ctx
478

479 480 481 482 483 484 485
    def get(self, request, *args, **kwargs):
        self.get_op().check_auth(request.user)
        response = super(OperationView, self).get(request, *args, **kwargs)
        response.render()
        response.content = render_to_string(self.get_wrapper_template_name(),
                                            {'body': response.content})
        return response
486

487
    def post(self, request, extra=None, *args, **kwargs):
488
        self.object = self.get_object()
489 490
        if extra is None:
            extra = {}
491
        try:
492
            self.get_op().async(user=request.user, **extra)
493 494 495
        except Exception as e:
            messages.error(request, _('Could not start operation.'))
            logger.error(e)
496
        return redirect("%s#activity" % self.object.get_absolute_url())
497

498 499 500 501
    @classmethod
    def factory(cls, op, icon='cog'):
        return type(str(cls.__name__ + op),
                    (cls, ), {'op': op, 'icon': icon})
502

503 504 505 506 507 508 509 510 511 512
    @classmethod
    def bind_to_object(cls, instance):
        v = cls()
        v.get_object = lambda: instance
        return v


class VmOperationView(OperationView):

    model = Instance
513
    context_object_name = 'instance'  # much simpler to mock object
514 515


516 517 518 519 520 521 522 523 524 525 526 527 528
class VmMigrateView(VmOperationView):

    op = 'migrate'
    icon = 'truck'
    template_name = 'dashboard/_vm-migrate.html'

    def get_context_data(self, **kwargs):
        ctx = super(VmOperationView, self).get_context_data(**kwargs)
        ctx['nodes'] = [n for n in Node.objects.filter(enabled=True)
                        if n.state == "ONLINE"]
        return ctx

    def post(self, request, extra=None, *args, **kwargs):
529 530
        if extra is None:
            extra = {}
531 532 533 534 535 536 537
        node = self.request.POST.get("node")
        if node:
            node = get_object_or_404(Node, pk=node)
            extra["to_node"] = node
        return super(VmMigrateView, self).post(request, extra, *args, **kwargs)


538 539 540
vm_ops = {
    'reset': VmOperationView.factory(op='reset', icon='bolt'),
    'deploy': VmOperationView.factory(op='deploy', icon='play'),
541
    'migrate': VmMigrateView,
542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564
    'reboot': VmOperationView.factory(op='reboot', icon='refresh'),
    'shut_off': VmOperationView.factory(op='shut_off', icon='ban-circle'),
    'shutdown': VmOperationView.factory(op='shutdown', icon='off'),
    'save_as_template': VmOperationView.factory(
        op='save_as_template', icon='save'),
    'destroy': VmOperationView.factory(op='destroy', icon='remove'),
    'sleep': VmOperationView.factory(op='sleep', icon='moon'),
    'wake_up': VmOperationView.factory(op='wake_up', icon='sun'),
}


def get_operations(instance, user):
    ops = []
    for k, v in vm_ops.iteritems():
        try:
            op = v.get_op_by_object(instance)
            op.check_auth(user)
            op.check_precond()
        except:
            pass  # unavailable
        else:
            ops.append(v.bind_to_object(instance))
    return ops
565

Kálmán Viktor committed
566

567
class NodeDetailView(LoginRequiredMixin, SuperuserRequiredMixin, DetailView):
568 569
    template_name = "dashboard/node-detail.html"
    model = Node
570 571
    form = None
    form_class = TraitForm
572

573 574 575
    def get_context_data(self, form=None, **kwargs):
        if form is None:
            form = self.form_class()
576
        context = super(NodeDetailView, self).get_context_data(**kwargs)
577 578
        instances = Instance.active.filter(node=self.object)
        context['table'] = NodeVmListTable(instances)
579 580 581 582
        na = NodeActivity.objects.filter(
            node=self.object, parent=None
        ).order_by('-started').select_related()
        context['activities'] = na
583
        context['trait_form'] = form
584 585
        context['graphite_enabled'] = (
            NodeGraphView.get_graphite_url() is not None)
586 587
        return context

588 589 590
    def post(self, request, *args, **kwargs):
        if request.POST.get('new_name'):
            return self.__set_name(request)
591 592
        if request.POST.get('to_remove'):
            return self.__remove_trait(request)
593 594
        return redirect(reverse_lazy("dashboard.views.node-detail",
                                     kwargs={'pk': self.get_object().pk}))
595 596 597 598 599 600 601 602 603 604 605 606 607

    def __set_name(self, request):
        self.object = self.get_object()
        new_name = request.POST.get("new_name")
        Node.objects.filter(pk=self.object.pk).update(
            **{'name': new_name})

        success_message = _("Node successfully renamed!")
        if request.is_ajax():
            response = {
                'message': success_message,
                'new_name': new_name,
                'node_pk': self.object.pk
608 609 610 611 612 613 614 615 616 617
            }
            return HttpResponse(
                json.dumps(response),
                content_type="application/json"
            )
        else:
            messages.success(request, success_message)
            return redirect(reverse_lazy("dashboard.views.node-detail",
                                         kwargs={'pk': self.object.pk}))

618 619 620 621
    def __remove_trait(self, request):
        try:
            to_remove = request.POST.get('to_remove')
            self.object = self.get_object()
622
            self.object.traits.remove(to_remove)
623 624 625 626 627 628 629
            message = u"Success"
        except:  # note this won't really happen
            message = u"Not success"

        if request.is_ajax():
            return HttpResponse(
                json.dumps({'message': message}),
630
                content_type="application/json"
631
            )
632
        else:
633
            return redirect(self.object.get_absolute_url())
634

635

636
class GroupDetailView(CheckedDetailView):
637 638
    template_name = "dashboard/group-detail.html"
    model = Group
639 640 641

    def get_has_level(self):
        return self.object.profile.has_level
642 643 644

    def get_context_data(self, **kwargs):
        context = super(GroupDetailView, self).get_context_data(**kwargs)
645 646 647
        context['group'] = self.object
        context['users'] = self.object.user_set.all()
        context['acl'] = get_group_acl_data(self.object)
648 649 650
        return context

    def post(self, request, *args, **kwargs):
651

652 653 654 655 656 657 658 659 660
        if request.POST.get('new_name'):
            return self.__set_name(request)

    def __set_name(self, request):
        self.object = self.get_object()
        new_name = request.POST.get("new_name")
        Group.objects.filter(pk=self.object.pk).update(
            **{'name': new_name})

661
        success_message = _("Group successfully renamed!")
662 663 664 665
        if request.is_ajax():
            response = {
                'message': success_message,
                'new_name': new_name,
666
                'group_pk': self.object.pk
667 668 669 670 671 672 673 674 675 676 677
            }
            return HttpResponse(
                json.dumps(response),
                content_type="application/json"
            )
        else:
            messages.success(request, success_message)
            return redirect(reverse_lazy("dashboard.views.group-detail",
                                         kwargs={'pk': self.object.pk}))


678
class AclUpdateView(LoginRequiredMixin, View, SingleObjectMixin):
679

680
    def post(self, request, *args, **kwargs):
681
        instance = self.get_object()
682 683
        if not (instance.has_level(request.user, "owner") or
                getattr(instance, 'owner', None) == request.user):
Őry Máté committed
684 685
            logger.warning('Tried to set permissions of %s by non-owner %s.',
                           unicode(instance), unicode(request.user))
686
            raise PermissionDenied()
687 688 689 690 691
        self.set_levels(request, instance)
        self.add_levels(request, instance)
        return redirect(instance)

    def set_levels(self, request, instance):
692 693 694
        for key, value in request.POST.items():
            m = re.match('perm-([ug])-(\d+)', key)
            if m:
695 696
                typ, id = m.groups()
                entity = {'u': User, 'g': Group}[typ].objects.get(id=id)
697
                if getattr(instance, "owner", None) == entity:
698 699 700
                    logger.info("Tried to set owner's acl level for %s by %s.",
                                unicode(instance), unicode(request.user))
                    continue
701
                instance.set_level(entity, value)
Őry Máté committed
702 703 704
                logger.info("Set %s's acl level for %s to %s by %s.",
                            unicode(entity), unicode(instance),
                            value, unicode(request.user))
705

706
    def add_levels(self, request, instance):
707 708
        name = request.POST['perm-new-name']
        value = request.POST['perm-new']
709 710 711 712 713 714
        if not name:
            return
        try:
            entity = User.objects.get(username=name)
        except User.DoesNotExist:
            entity = None
715 716
            try:
                entity = Group.objects.get(name=name)
717 718 719 720
            except Group.DoesNotExist:
                warning(request, _('User or group "%s" not found.') % name)
                return

721
        instance.set_level(entity, value)
Őry Máté committed
722 723 724
        logger.info("Set %s's new acl level for %s to %s by %s.",
                    unicode(entity), unicode(instance),
                    value, unicode(request.user))
725

Kálmán Viktor committed
726

727 728 729 730 731 732 733 734 735 736
class TemplateAclUpdateView(AclUpdateView):
    model = InstanceTemplate

    def post(self, request, *args, **kwargs):
        template = self.get_object()
        if not (template.has_level(request.user, "owner") or
                getattr(template, 'owner', None) == request.user):
            logger.warning('Tried to set permissions of %s by non-owner %s.',
                           unicode(template), unicode(request.user))
            raise PermissionDenied()
737 738 739 740 741 742 743 744 745 746 747 748 749 750 751

        name = request.POST['perm-new-name']
        if (User.objects.filter(username=name).count() +
                Group.objects.filter(name=name).count() < 1
                and len(name) > 0):
            warning(request, _('User or group "%s" not found.') % name)
        else:
            self.set_levels(request, template)
            self.add_levels(request, template)

            post_for_disk = request.POST.copy()
            post_for_disk['perm-new'] = 'user'
            request.POST = post_for_disk
            for d in template.disks.all():
                self.add_levels(request, d)
752 753 754 755 756

        return redirect(reverse("dashboard.views.template-detail",
                                kwargs=self.kwargs))


757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799
class GroupAclUpdateView(AclUpdateView):
    model = Group

    def post(self, request, *args, **kwargs):
        instance = self.get_object().profile
        if not (instance.has_level(request.user, "owner") or
                getattr(instance, 'owner', None) == request.user):
            logger.warning('Tried to set permissions of %s by non-owner %s.',
                           unicode(instance), unicode(request.user))
            raise PermissionDenied()
        name = request.POST['perm-new-name']
        if (User.objects.filter(username=name).count() +
                Group.objects.filter(name=name).count() < 1
                and len(name) > 0):
            warning(request, _('User or group "%s" not found.') % name)
        else:
            self.set_levels(request, instance)
            self.add_levels(request, instance)
#        return redirect(self.profile)
        return redirect(reverse("dashboard.views.group-detail",
                                kwargs=self.kwargs))

    def repost(self, request, *args, **kwargs):
        group = self.get_object()
        if not (group.profile.has_level(request.user, "owner") or
                getattr(group.profile, 'owner', None) == request.user):
            logger.warning('Tried to set permissions of %s by non-owner %s.',
                           unicode(group), unicode(request.user))
            raise PermissionDenied()

        name = request.POST['perm-new-name']
        if (User.objects.filter(username=name).count() +
                Group.objects.filter(name=name).count() < 1
                and len(name) > 0):
            warning(request, _('User or group "%s" not found.') % name)
        else:
            self.set_levels(request, group.profile)
            self.add_levels(request, group.profile)

        return redirect(reverse("dashboard.views.group-detail",
                                kwargs=self.kwargs))


800 801 802 803 804 805
class TemplateCreate(SuccessMessageMixin, CreateView):
    model = InstanceTemplate
    form_class = TemplateForm
    template_name = "dashboard/template-create.html"
    success_message = _("Successfully created a new template!")

806
    def get(self, *args, **kwargs):
807 808
        if not self.request.user.has_perm('vm.create_template'):
            raise PermissionDenied()
809

810 811 812 813 814 815
        self.parent = self.request.GET.get("parent")
        return super(TemplateCreate, self).get(*args, **kwargs)

    def get_form_kwargs(self):
        kwargs = super(TemplateCreate, self).get_form_kwargs()
        kwargs['parent'] = getattr(self, "parent", None)
816
        kwargs['user'] = self.request.user
817 818
        return kwargs

819 820 821
    def post(self, request, *args, **kwargs):
        if not self.request.user.has_perm('vm.create_template'):
            raise PermissionDenied()
822 823

        form = self.form_class(request.POST, user=request.user)
824 825
        if not form.is_valid():
            return self.get(request, form, *args, **kwargs)
826 827 828 829 830 831 832 833
        else:
            post = form.cleaned_data

            networks = self.__create_networks(post.pop("networks"))
            req_traits = post.pop("req_traits")
            tags = post.pop("tags")
            post['pw'] = User.objects.make_random_password()
            post.pop("parent")
834
            post['max_ram_size'] = post['ram_size']
835 836
            inst = Instance.create(params=post, disks=[], networks=networks,
                                   tags=tags, req_traits=req_traits)
837
            messages.success(request, _("The template has been created, "
838 839
                                        "you can now add disks to it!"))
            return redirect("%s#resources" % inst.get_absolute_url())
840

841 842
        return super(TemplateCreate, self).post(self, request, args, kwargs)

843 844 845 846 847 848
    def __create_networks(self, vlans):
        networks = []
        for v in vlans:
            networks.append(InterfaceTemplate(vlan=v, managed=v.managed))
        return networks

849 850 851 852
    def get_success_url(self):
        return reverse_lazy("dashboard.views.template-list")


853
class TemplateDetail(LoginRequiredMixin, SuccessMessageMixin, UpdateView):
854
    model = InstanceTemplate
855 856 857
    template_name = "dashboard/template-edit.html"
    form_class = TemplateForm
    success_message = _("Successfully modified template!")
858 859

    def get(self, request, *args, **kwargs):
860
        template = self.get_object()
861
        if not template.has_level(request.user, 'user'):
862
            raise PermissionDenied()
863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883
        if request.is_ajax():
            template = {
                'num_cores': template.num_cores,
                'ram_size': template.ram_size,
                'priority': template.priority,
                'arch': template.arch,
                'description': template.description,
                'system': template.system,
                'name': template.name,
                'disks': [{'pk': d.pk, 'name': d.name}
                          for d in template.disks.all()],
                'network': [
                    {'vlan_pk': i.vlan.pk, 'vlan': i.vlan.name,
                     'managed': i.managed}
                    for i in InterfaceTemplate.objects.filter(
                        template=self.get_object()).all()
                ]
            }
            return HttpResponse(json.dumps(template),
                                content_type="application/json")
        else:
884 885
            return super(TemplateDetail, self).get(request, *args, **kwargs)

886
    def get_context_data(self, **kwargs):
887
        obj = self.get_object()
888
        context = super(TemplateDetail, self).get_context_data(**kwargs)
889 890
        context['acl'] = get_vm_acl_data(obj)
        context['disks'] = obj.disks.all()
891
        context['disk_add_form'] = DiskAddForm(
892
            user=self.request.user,
893
            is_template=True,
894
            object_pk=obj.pk,
895 896
            prefix="disk",
        )
897 898
        return context

899 900 901 902
    def get_success_url(self):
        return reverse_lazy("dashboard.views.template-detail",
                            kwargs=self.kwargs)

903 904 905 906 907 908 909 910 911
    def post(self, request, *args, **kwargs):
        template = self.get_object()
        if not template.has_level(request.user, 'owner'):
            raise PermissionDenied()
        for disk in self.get_object().disks.all():
            if not disk.has_level(request.user, 'user'):
                raise PermissionDenied()
        return super(TemplateDetail, self).post(self, request, args, kwargs)

912 913 914 915 916
    def get_form_kwargs(self):
        kwargs = super(TemplateDetail, self).get_form_kwargs()
        kwargs['user'] = self.request.user
        return kwargs

917

918
class TemplateList(LoginRequiredMixin, SingleTableView):
919 920 921 922 923 924 925 926 927
    template_name = "dashboard/template-list.html"
    model = InstanceTemplate
    table_class = TemplateListTable
    table_pagination = False

    def get_context_data(self, *args, **kwargs):
        context = super(TemplateList, self).get_context_data(*args, **kwargs)
        context['lease_table'] = LeaseListTable(Lease.objects.all())
        return context
928

929 930 931 932 933 934
    def get_queryset(self):
        logger.debug('TemplateList.get_queryset() called. User: %s',
                     unicode(self.request.user))
        return InstanceTemplate.get_objects_with_level(
            'user', self.request.user).all()

935

936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966
class TemplateDelete(LoginRequiredMixin, DeleteView):
    model = InstanceTemplate

    def get_success_url(self):
        return reverse("dashboard.views.template-list")

    def get_template_names(self):
        if self.request.is_ajax():
            return ['dashboard/confirm/ajax-delete.html']
        else:
            return ['dashboard/confirm/base-delete.html']

    def delete(self, request, *args, **kwargs):
        object = self.get_object()
        if not object.has_level(request.user, 'owner'):
            raise PermissionDenied()

        object.delete()
        success_url = self.get_success_url()
        success_message = _("Template successfully deleted!")

        if request.is_ajax():
            return HttpResponse(
                json.dumps({'message': success_message}),
                content_type="application/json",
            )
        else:
            messages.success(request, success_message)
            return HttpResponseRedirect(success_url)


967
class VmList(LoginRequiredMixin, ListView):
Kálmán Viktor committed
968
    template_name = "dashboard/vm-list.html"
969

970 971
    def get(self, *args, **kwargs):
        if self.request.is_ajax():
972 973 974 975
            favs = Instance.objects.filter(
                favourite__user=self.request.user).values_list('pk', flat=True)
            instances = Instance.get_objects_with_level(
                'user', self.request.user).filter(
976
                destroyed_at=None).all()
977 978 979
            instances = [{
                'pk': i.pk,
                'name': i.name,
980 981 982
                'icon': i.get_status_icon(),
                'host': "" if not i.primary_host else i.primary_host.hostname,
                'status': i.get_status_display(),
983
                'fav': i.pk in favs} for i in instances]
984
            return HttpResponse(
985
                json.dumps(list(instances)),  # instances is ValuesQuerySet
986 987 988 989 990
                content_type="application/json",
            )
        else:
            return super(VmList, self).get(*args, **kwargs)

991
    def get_queryset(self):
992
        logger.debug('VmList.get_queryset() called. User: %s',
993
                     unicode(self.request.user))
994
        queryset = Instance.get_objects_with_level(
995
            'user', self.request.user).filter(destroyed_at=None)
996 997 998
        s = self.request.GET.get("s")
        if s:
            queryset = queryset.filter(name__icontains=s)
999
        return queryset.select_related('owner', 'node')
1000

1001

1002
class NodeList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
1003 1004 1005
    template_name = "dashboard/node-list.html"
    table_class = NodeListTable
    table_pagination = False
1006

1007 1008 1009 1010
    def get_queryset(self):
        return Node.objects.annotate(
            number_of_VMs=Count('instance_set')).select_related('host')

Őry Máté committed
1011

1012 1013 1014 1015 1016 1017 1018
class GroupList(LoginRequiredMixin, SuperuserRequiredMixin, SingleTableView):
    template_name = "dashboard/group-list.html"
    model = Group
    table_class = GroupListTable
    table_pagination = False


1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110
class GroupUserDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):

    """This stuff deletes the group.
    """
    model = User
    template_name = "dashboard/confirm/base-delete.html"

    def get_template_names(self):
        if self.request.is_ajax():
            return ['dashboard/confirm/ajax-delete.html']
        else:
            return ['dashboard/confirm/base-delete.html']

    def get_context_data(self, **kwargs):
        # this is redundant now, but if we wanna add more to print
        # we'll need this
        context = super(GroupUserDelete, self).get_context_data(**kwargs)
        return context

    # github.com/django/django/blob/master/django/views/generic/edit.py#L245
    def delete(self, request, *args, **kwargs):
        object = self.get_object()

        object.delete()
        success_url = self.get_success_url()
        success_message = _("Group successfully deleted!")

        if request.is_ajax():
            if request.POST.get('redirect').lower() == "true":
                messages.success(request, success_message)
            return HttpResponse(
                json.dumps({'message': success_message}),
                content_type="application/json",
            )
        else:
            messages.success(request, success_message)
            return HttpResponseRedirect(success_url)

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


class GroupDelete(LoginRequiredMixin, SuperuserRequiredMixin, DeleteView):

    """This stuff deletes the group.
    """
    model = Group
    template_name = "dashboard/confirm/base-delete.html"

    def get_template_names(self):
        if self.request.is_ajax():
            return ['dashboard/confirm/ajax-delete.html']
        else:
            return ['dashboard/confirm/base-delete.html']

    def get_context_data(self, **kwargs):
        # this is redundant now, but if we wanna add more to print
        # we'll need this
        context = super(GroupDelete, self).get_context_data(**kwargs)
        return context

    # github.com/django/django/blob/master/django/views/generic/edit.py#L245
    def delete(self, request, *args, **kwargs):
        object = self.get_object()

        object.delete()
        success_url = self.get_success_url()
        success_message = _("Group successfully deleted!")

        if request.is_ajax():
            if request.POST.get('redirect').lower() == "true":
                messages.success(request, success_message)
            return HttpResponse(
                json.dumps({'message': success_message}),
                content_type="application/json",
            )
        else:
            messages.success(request, success_message)
            return HttpResponseRedirect(success_url)

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


1111
class VmCreate(LoginRequiredMixin, TemplateView):
1112

1113
    form_class = VmCustomizeForm
1114 1115
    form = None

1116 1117
    def get_template_names(self):
        if self.request.is_ajax():
1118
            return ['dashboard/modal-wrapper.html']
1119
        else:
1120
            return ['dashboard/nojs-wrapper.html']
1121

1122
    def get(self, request, form=None, *args, **kwargs):
1123 1124 1125
        form_error = form is not None
        template = (form.template.pk if form_error
                    else request.GET.get("template"))
1126 1127
        templates = InstanceTemplate.get_objects_with_level('user',
                                                            request.user)
1128 1129 1130 1131
        if form is None and template:
            form = self.form_class(user=request.user,
                                   template=templates.get(pk=template))

1132
        context = self.get_context_data(**kwargs)
1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147
        if template:
            context.update({
                'template': 'dashboard/_vm-create-2.html',
                'box_title': _('Customize VM'),
                'ajax_title': False,
                'vm_create_form': form,
                'template_o': templates.get(pk=template),
            })
        else:
            context.update({
                'template': 'dashboard/_vm-create-1.html',
                'box_title': _('Create a VM'),
                'ajax_title': False,
                'templates': templates.all(),
            })
1148
        return self.render_to_response(context)
1149

1150 1151 1152 1153 1154 1155 1156 1157 1158
    def __create_normal(self, request, *args, **kwargs):
        user = request.user
        template = InstanceTemplate.objects.get(
            pk=request.POST.get("template"))

        # permission check
        if not template.has_level(request.user, 'user'):
            raise PermissionDenied()

1159 1160 1161
        instances = [Instance.create_from_template(
            template=template, owner=user)]
        return self.__deploy(request, instances)
1162 1163 1164 1165 1166 1167 1168 1169 1170

    def __create_customized(self, request, *args, **kwargs):
        user = request.user
        form = self.form_class(
            request.POST, user=request.user,
            template=InstanceTemplate.objects.get(
                pk=request.POST.get("template")
            )
        )
1171 1172 1173 1174
        if not form.is_valid():
            return self.get(request, form, *args, **kwargs)
        post = form.cleaned_data

1175 1176 1177
        template = InstanceTemplate.objects.get(pk=post['template'])
        # permission check
        if not template.has_level(user, 'user'):
1178
            raise PermissionDenied()
1179

1180 1181
        if request.user.has_perm('vm.set_resources'):
            ikwargs = {
1182
                'name': post['name'],
1183 1184 1185 1186
                'num_cores': post['cpu_count'],
                'ram_size': post['ram_size'],
                'priority': post['cpu_priority'],
            }
1187 1188
            networks = [InterfaceTemplate(vlan=l, managed=l.managed)
                        for l in post['networks']]
1189
            disks = post['disks']
1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201

            ikwargs.update({
                'template': template,
                'owner': user,
                'networks': networks,
                'disks': disks,
            })

            amount = post['amount']
            instances = Instance.mass_create_from_template(amount=amount,
                                                           **ikwargs)
            return self.__deploy(request, instances)
1202
        else:
1203 1204
            raise PermissionDenied()

1205 1206
    def __deploy(self, request, instances, *args, **kwargs):
        for i in instances:
Dudás Ádám committed
1207
            i.deploy.async(user=request.user)
1208 1209 1210 1211 1212 1213 1214 1215 1216

        if len(instances) > 1:
            messages.success(request, _("Successfully created %d VMs!" %
                                        len(instances)))
            path = reverse("dashboard.index")
        else:
            messages.success(request, _("VM successfully created!"))
            path = instances[0].get_absolute_url()

1217
        if request.is_ajax():
1218 1219
            return HttpResponse(json.dumps({'redirect': path}),
                                content_type="application/json")
1220
        else:
1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247
            return redirect("%s#activity" % path)

    def post(self, request, *args, **kwargs):
        user = request.user

        # limit chekcs
        try:
            limit = user.profile.instance_limit
        except Exception as e:
            logger.debug('No profile or instance limit: %s', e)
        else:
            current = Instance.active.filter(owner=user).count()
            logger.debug('current use: %d, limit: %d', current, limit)
            if limit < current:
                messages.error(request,
                               _('Instance limit (%d) exceeded.') % limit)
                if request.is_ajax():
                    return HttpResponse(json.dumps({'redirect': '/'}),
                                        content_type="application/json")
                else:
                    return redirect('/')

        create_func = (self.__create_normal if
                       request.POST.get("customized") is None else
                       self.__create_customized)

        return create_func(request, *args, **kwargs)
Kálmán Viktor committed
1248

1249

1250
class NodeCreate(LoginRequiredMixin, SuperuserRequiredMixin, TemplateView):
1251

1252 1253 1254 1255 1256 1257
    form_class = HostForm
    hostform = None

    formset_class = inlineformset_factory(Host, Node, form=NodeForm, extra=1)
    formset = None

1258 1259 1260 1261 1262 1263
    def get_template_names(self):
        if self.request.is_ajax():
            return ['dashboard/modal-wrapper.html']
        else:
            return ['dashboard/nojs-wrapper.html']

1264 1265 1266 1267 1268
    def get(self, request, hostform=None, formset=None, *args, **kwargs):
        if hostform is None:
            hostform = self.form_class()
        if formset is None:
            formset = self.formset_class(instance=Host())
1269 1270 1271
        context = self.get_context_data(**kwargs)
        context.update({
            'template': 'dashboard/node-create.html',
1272 1273 1274 1275
            'box_title': 'Create a Node',
            'hostform': hostform,
            'formset': formset,

1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288
        })
        return self.render_to_response(context)

    def get_context_data(self, **kwargs):
        context = super(NodeCreate, self).get_context_data(**kwargs)
        # TODO acl
        context.update({
        })

        return context

    # TODO handle not ajax posts
    def post(self, request, *args, **kwargs):
1289 1290
        if not self.request.user.is_authenticated():
            raise PermissionDenied()
1291

1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305
        hostform = self.form_class(request.POST)
        formset = self.formset_class(request.POST, Host())
        if not hostform.is_valid():
            return self.get(request, hostform, formset, *args, **kwargs)
        hostform.setowner(request.user)
        savedform = hostform.save(commit=False)
        formset = self.formset_class(request.POST, instance=savedform)
        if not formset.is_valid():
            return self.get(request, hostform, formset, *args, **kwargs)

        savedform.save()
        nodemodel = formset.save()
        messages.success(request, _('Node successfully created!'))
        path = nodemodel[0].get_absolute_url()
1306
        if request.is_ajax():
1307 1308
            return HttpResponse(json.dumps({'redirect': path}),
                                content_type="application/json")
1309
        else:
1310
            return redirect(path)
1311 1312


1313
class VmDelete(LoginRequiredMixin, DeleteView):
1314
    model = Instance
1315 1316 1317 1318 1319 1320 1321
    template_name = "dashboard/confirm/base-delete.html"

    def get_template_names(self):
        if self.request.is_ajax():
            return ['dashboard/confirm/ajax-delete.html']
        else:
            return ['dashboard/confirm/base-delete.html']
1322 1323 1324 1325 1326 1327 1328

    def get_success_url(self):
        next = self.request.POST.get('next')
        if next:
            return next
        else:
            return reverse_lazy('dashboard.index')
1329

1330
    def get_context_data(self, **kwargs):
1331 1332 1333
        object = self.get_object()
        if not object.has_level(self.request.user, 'owner'):
            raise PermissionDenied()
1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344
        # this is redundant now, but if we wanna add more to print
        # we'll need this
        context = super(VmDelete, self).get_context_data(**kwargs)
        return context

    # github.com/django/django/blob/master/django/views/generic/edit.py#L245
    def delete(self, request, *args, **kwargs):
        object = self.get_object()
        if not object.has_level(request.user, 'owner'):
            raise PermissionDenied()

1345
        object.destroy.async(user=request.user)
1346 1347 1348 1349 1350 1351 1352 1353 1354 1355