Initial work on virtualization support (#142)

This commit is contained in:
Jeremy Stretch
2017-08-04 17:02:52 -04:00
parent 36d5debe74
commit d06813f528
21 changed files with 1210 additions and 82 deletions

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from __future__ import unicode_literals
from django.apps import AppConfig
class VirtualizationConfig(AppConfig):
name = 'virtualization'

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from __future__ import unicode_literals
from django import forms
from extras.forms import CustomFieldBulkEditForm, CustomFieldForm
from tenancy.forms import TenancyForm
from tenancy.models import Tenant
from utilities.forms import BootstrapMixin, SlugField
from .models import Cluster, ClusterGroup, ClusterType, VirtualMachine
#
# Cluster types
#
class ClusterTypeForm(BootstrapMixin, forms.ModelForm):
slug = SlugField()
class Meta:
model = ClusterType
fields = ['name', 'slug']
#
# Cluster groups
#
class ClusterGroupForm(BootstrapMixin, forms.ModelForm):
slug = SlugField()
class Meta:
model = ClusterGroup
fields = ['name', 'slug']
#
# Clusters
#
class ClusterForm(BootstrapMixin, CustomFieldForm):
class Meta:
model = Cluster
fields = ['name', 'type', 'group']
class ClusterCSVForm(forms.ModelForm):
type = forms.ModelChoiceField(
queryset=ClusterType.objects.all(),
to_field_name='name',
help_text='Name of cluster type',
error_messages={
'invalid_choice': 'Invalid cluster type name.',
}
)
group = forms.ModelChoiceField(
queryset=ClusterGroup.objects.all(),
to_field_name='name',
required=False,
help_text='Name of cluster group',
error_messages={
'invalid_choice': 'Invalid cluster group name.',
}
)
class Meta:
fields = ['name', 'type', 'group']
#
# Virtual Machines
#
class VirtualMachineForm(BootstrapMixin, TenancyForm, CustomFieldForm):
class Meta:
model = VirtualMachine
fields = ['name', 'cluster', 'tenant', 'platform', 'comments']
class VirtualMachineCSVForm(forms.ModelForm):
cluster = forms.ModelChoiceField(
queryset=Cluster.objects.all(),
to_field_name='name',
help_text='Name of parent cluster',
error_messages={
'invalid_choice': 'Invalid cluster name.',
}
)
class Meta:
fields = ['cluster', 'name', 'tenant']
class VirtualMachineBulkEditForm(BootstrapMixin, CustomFieldBulkEditForm):
pk = forms.ModelMultipleChoiceField(queryset=VirtualMachine.objects.all(), widget=forms.MultipleHiddenInput)
cluster = forms.ModelChoiceField(queryset=Cluster.objects.all(), required=False, label='Cluster')
tenant = forms.ModelChoiceField(queryset=Tenant.objects.all(), required=False)
class Meta:
nullable_fields = ['tenant']

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# -*- coding: utf-8 -*-
# Generated by Django 1.11.3 on 2017-08-04 20:51
from __future__ import unicode_literals
import dcim.fields
from django.db import migrations, models
import django.db.models.deletion
import extras.models
class Migration(migrations.Migration):
initial = True
dependencies = [
('ipam', '0018_remove_service_uniqueness_constraint'),
('tenancy', '0003_unicode_literals'),
('dcim', '0041_napalm_integration'),
]
operations = [
migrations.CreateModel(
name='Cluster',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('created', models.DateField(auto_now_add=True)),
('last_updated', models.DateTimeField(auto_now=True)),
('name', models.CharField(max_length=100, unique=True)),
('comments', models.TextField(blank=True)),
('devices', models.ManyToManyField(to='dcim.Device')),
],
options={
'ordering': ['name'],
},
bases=(models.Model, extras.models.CustomFieldModel),
),
migrations.CreateModel(
name='ClusterGroup',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('name', models.CharField(max_length=50, unique=True)),
('slug', models.SlugField(unique=True)),
],
options={
'ordering': ['name'],
},
),
migrations.CreateModel(
name='ClusterType',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('name', models.CharField(max_length=50, unique=True)),
('slug', models.SlugField(unique=True)),
],
options={
'ordering': ['name'],
},
),
migrations.CreateModel(
name='VirtualMachine',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('created', models.DateField(auto_now_add=True)),
('last_updated', models.DateTimeField(auto_now=True)),
('name', models.CharField(max_length=64, unique=True)),
('comments', models.TextField(blank=True)),
('cluster', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='virtual_machines', to='virtualization.Cluster')),
('platform', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='virtual_machines', to='dcim.Platform')),
('primary_ip4', models.OneToOneField(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to='ipam.IPAddress', verbose_name='Primary IPv4')),
('primary_ip6', models.OneToOneField(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to='ipam.IPAddress', verbose_name='Primary IPv6')),
('tenant', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name='virtual_machines', to='tenancy.Tenant')),
],
options={
'ordering': ['name'],
},
bases=(models.Model, extras.models.CustomFieldModel),
),
migrations.CreateModel(
name='VMInterface',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('name', models.CharField(max_length=30)),
('enabled', models.BooleanField(default=True)),
('mac_address', dcim.fields.MACAddressField(blank=True, null=True, verbose_name='MAC Address')),
('mtu', models.PositiveSmallIntegerField(blank=True, null=True, verbose_name='MTU')),
('description', models.CharField(blank=True, max_length=100)),
('virtual_machine', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='interfaces', to='virtualization.VirtualMachine')),
],
options={
'ordering': ['virtual_machine', 'name'],
},
),
migrations.AddField(
model_name='cluster',
name='group',
field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name='clusters', to='virtualization.ClusterGroup'),
),
migrations.AddField(
model_name='cluster',
name='type',
field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='clusters', to='virtualization.ClusterType'),
),
migrations.AlterUniqueTogether(
name='vminterface',
unique_together=set([('virtual_machine', 'name')]),
),
]

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from __future__ import unicode_literals
from django.contrib.contenttypes.fields import GenericRelation
from django.db import models
from django.urls import reverse
from django.utils.encoding import python_2_unicode_compatible
from dcim.fields import MACAddressField
from extras.models import CustomFieldModel, CustomFieldValue
from utilities.models import CreatedUpdatedModel
#
# Cluster types
#
@python_2_unicode_compatible
class ClusterType(models.Model):
"""
A type of Cluster.
"""
name = models.CharField(
max_length=50,
unique=True
)
slug = models.SlugField(
unique=True
)
class Meta:
ordering = ['name']
def __str__(self):
return self.name
def get_absolute_url(self):
return "{}?type={}".format(reverse('virtualization:cluster_list'), self.slug)
#
# Cluster groups
#
@python_2_unicode_compatible
class ClusterGroup(models.Model):
"""
An organizational group of Clusters.
"""
name = models.CharField(
max_length=50,
unique=True
)
slug = models.SlugField(
unique=True
)
class Meta:
ordering = ['name']
def __str__(self):
return self.name
def get_absolute_url(self):
return "{}?group={}".format(reverse('virtualization:cluster_list'), self.slug)
#
# Clusters
#
@python_2_unicode_compatible
class Cluster(CreatedUpdatedModel, CustomFieldModel):
"""
A cluster of VirtualMachines. Each Cluster may optionally be associated with one or more Devices.
"""
name = models.CharField(
max_length=100,
unique=True
)
type = models.ForeignKey(
to=ClusterType,
on_delete=models.PROTECT,
related_name='clusters'
)
group = models.ForeignKey(
to=ClusterGroup,
on_delete=models.PROTECT,
related_name='clusters',
blank=True,
null=True
)
devices = models.ManyToManyField(
to='dcim.Device'
)
comments = models.TextField(
blank=True
)
custom_field_values = GenericRelation(
to=CustomFieldValue,
content_type_field='obj_type',
object_id_field='obj_id'
)
class Meta:
ordering = ['name']
def __str__(self):
return self.name
def get_absolute_url(self):
return reverse('virtualization:cluster', args=[self.pk])
#
# Virtual machines
#
@python_2_unicode_compatible
class VirtualMachine(CreatedUpdatedModel, CustomFieldModel):
"""
A virtual machine which runs inside a Cluster.
"""
cluster = models.ForeignKey(
to=Cluster,
on_delete=models.PROTECT,
related_name='virtual_machines'
)
tenant = models.ForeignKey(
to='tenancy.Tenant',
on_delete=models.PROTECT,
related_name='virtual_machines',
blank=True,
null=True
)
platform = models.ForeignKey(
to='dcim.Platform',
on_delete=models.SET_NULL,
related_name='virtual_machines',
blank=True,
null=True
)
name = models.CharField(
max_length=64,
unique=True
)
primary_ip4 = models.OneToOneField(
to='ipam.IPAddress',
on_delete=models.SET_NULL,
related_name='+',
blank=True,
null=True,
verbose_name='Primary IPv4'
)
primary_ip6 = models.OneToOneField(
to='ipam.IPAddress',
on_delete=models.SET_NULL,
related_name='+',
blank=True,
null=True,
verbose_name='Primary IPv6'
)
comments = models.TextField(
blank=True
)
custom_field_values = GenericRelation(
to=CustomFieldValue,
content_type_field='obj_type',
object_id_field='obj_id'
)
class Meta:
ordering = ['name']
def __str__(self):
return self.name
def get_absolute_url(self):
return reverse('virtualization:virtualmachine', args=[self.pk])
@python_2_unicode_compatible
class VMInterface(models.Model):
"""
A virtual interface which belongs to a VirtualMachine. Like the dcim.Interface model, IPAddresses can be assigned to
VMInterfaces.
"""
virtual_machine = models.ForeignKey(
to=VirtualMachine,
on_delete=models.CASCADE,
related_name='interfaces'
)
name = models.CharField(
max_length=30
)
enabled = models.BooleanField(
default=True
)
mac_address = MACAddressField(
blank=True,
null=True,
verbose_name='MAC Address'
)
mtu = models.PositiveSmallIntegerField(
blank=True,
null=True,
verbose_name='MTU'
)
description = models.CharField(
max_length=100,
blank=True
)
class Meta:
ordering = ['virtual_machine', 'name']
unique_together = ['virtual_machine', 'name']
def __str__(self):
return self.name

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from __future__ import unicode_literals
import django_tables2 as tables
from django_tables2.utils import Accessor
from utilities.tables import BaseTable, ToggleColumn
from .models import Cluster, ClusterGroup, ClusterType, VirtualMachine, VMInterface
CLUSTERTYPE_ACTIONS = """
{% if perms.virtualization.change_clustertype %}
<a href="{% url 'virtualization:clustertype_edit' pk=record.pk %}" class="btn btn-xs btn-warning"><i class="glyphicon glyphicon-pencil" aria-hidden="true"></i></a>
{% endif %}
"""
CLUSTERGROUP_ACTIONS = """
{% if perms.virtualization.change_clustergroup %}
<a href="{% url 'virtualization:clustergroup_edit' pk=record.pk %}" class="btn btn-xs btn-warning"><i class="glyphicon glyphicon-pencil" aria-hidden="true"></i></a>
{% endif %}
"""
#
# Cluster types
#
class ClusterTypeTable(BaseTable):
pk = ToggleColumn()
cluster_count = tables.Column(verbose_name='Clusters')
actions = tables.TemplateColumn(
template_code=CLUSTERTYPE_ACTIONS,
attrs={'td': {'class': 'text-right'}},
verbose_name=''
)
class Meta(BaseTable.Meta):
model = ClusterType
fields = ('pk', 'name', 'cluster_count', 'actions')
#
# Cluster groups
#
class ClusterGroupTable(BaseTable):
pk = ToggleColumn()
cluster_count = tables.Column(verbose_name='Clusters')
actions = tables.TemplateColumn(
template_code=CLUSTERGROUP_ACTIONS,
attrs={'td': {'class': 'text-right'}},
verbose_name=''
)
class Meta(BaseTable.Meta):
model = ClusterGroup
fields = ('pk', 'name', 'cluster_count', 'actions')
#
# Clusters
#
class ClusterTable(BaseTable):
pk = ToggleColumn()
name = tables.LinkColumn()
vm_count = tables.Column(verbose_name='VMs')
class Meta(BaseTable.Meta):
model = Cluster
fields = ('pk', 'name', 'type', 'group', 'vm_count')
#
# Virtual machines
#
class VirtualMachineTable(BaseTable):
pk = ToggleColumn()
name = tables.LinkColumn()
tenant = tables.LinkColumn('tenancy:tenant', args=[Accessor('tenant.slug')])
class Meta(BaseTable.Meta):
model = VirtualMachine
fields = ('pk', 'name', 'tenant')

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from __future__ import unicode_literals
from django.conf.urls import url
from . import views
app_name = 'virtualization'
urlpatterns = [
# Cluster types
url(r'^cluster-types/$', views.ClusterTypeListView.as_view(), name='clustertype_list'),
url(r'^cluster-types/add/$', views.ClusterTypeCreateView.as_view(), name='clustertype_add'),
url(r'^cluster-types/delete/$', views.ClusterTypeBulkDeleteView.as_view(), name='clustertype_bulk_delete'),
url(r'^cluster-types/(?P<slug>[\w-]+)/edit/$', views.ClusterTypeEditView.as_view(), name='clustertype_edit'),
# Cluster groups
url(r'^cluster-groups/$', views.ClusterGroupListView.as_view(), name='clustergroup_list'),
url(r'^cluster-groups/add/$', views.ClusterGroupCreateView.as_view(), name='clustergroup_add'),
url(r'^cluster-groups/delete/$', views.ClusterGroupBulkDeleteView.as_view(), name='clustergroup_bulk_delete'),
url(r'^cluster-groups/(?P<slug>[\w-]+)/edit/$', views.ClusterGroupEditView.as_view(), name='clustergroup_edit'),
# Clusters
url(r'^clusters/$', views.ClusterListView.as_view(), name='cluster_list'),
url(r'^clusters/add/$', views.ClusterCreateView.as_view(), name='cluster_add'),
url(r'^clusters/import/$', views.ClusterBulkImportView.as_view(), name='cluster_import'),
# url(r'^clusters/edit/$', views.ClusterBulkEditView.as_view(), name='cluster_bulk_edit'),
url(r'^clusters/(?P<pk>\d+)/$', views.ClusterView.as_view(), name='cluster'),
url(r'^clusters/(?P<pk>\d+)/edit/$', views.ClusterEditView.as_view(), name='cluster_edit'),
url(r'^clusters/(?P<pk>\d+)/delete/$', views.ClusterDeleteView.as_view(), name='cluster_delete'),
# Virtual machines
url(r'^virtual-machines/$', views.VirtualMachineListView.as_view(), name='virtualmachine_list'),
url(r'^virtual-machines/add/$', views.VirtualMachineCreateView.as_view(), name='virtualmachine_add'),
url(r'^virtual-machines/import/$', views.VirtualMachineBulkImportView.as_view(), name='virtualmachine_import'),
# url(r'^virtual-machines/edit/$', views.VirtualMachineBulkEditView.as_view(), name='virtualmachine_bulk_edit'),
url(r'^virtual-machines/(?P<pk>\d+)/$', views.VirtualMachineView.as_view(), name='virtualmachine'),
url(r'^virtual-machines/(?P<pk>\d+)/edit/$', views.VirtualMachineEditView.as_view(), name='virtualmachine_edit'),
url(r'^virtual-machines/(?P<pk>\d+)/delete/$', views.VirtualMachineDeleteView.as_view(), name='virtualmachine_delete'),
]

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from __future__ import unicode_literals
from django.contrib.auth.mixins import PermissionRequiredMixin
from django.db.models import Count
from django.shortcuts import get_object_or_404, render
from django.urls import reverse
from django.views.generic import View
from utilities.views import (
BulkDeleteView, BulkEditView, BulkImportView, ComponentCreateView, ComponentDeleteView, ComponentEditView,
ObjectDeleteView, ObjectEditView, ObjectListView,
)
from .models import Cluster, ClusterGroup, ClusterType, VirtualMachine, VMInterface
import forms
import tables
#
# Cluster types
#
class ClusterTypeListView(ObjectListView):
queryset = ClusterType.objects.annotate(cluster_count=Count('clusters'))
table = tables.ClusterTypeTable
template_name = 'virtualization/clustertype_list.html'
class ClusterTypeCreateView(PermissionRequiredMixin, ObjectEditView):
permission_required = 'virtualization.add_clustertype'
model = ClusterType
form_class = forms.ClusterTypeForm
def get_return_url(self, request, obj):
return reverse('virtualization:clustertype_list')
class ClusterTypeEditView(ClusterTypeCreateView):
permission_required = 'virtualization.change_clustertype'
class ClusterTypeBulkDeleteView(PermissionRequiredMixin, BulkDeleteView):
permission_required = 'virtualization.delete_clustertype'
cls = ClusterType
queryset = ClusterType.objects.annotate(cluster_count=Count('clusters'))
table = tables.ClusterTypeTable
default_return_url = 'virtualization:clustertype_list'
#
# Cluster groups
#
class ClusterGroupListView(ObjectListView):
queryset = ClusterGroup.objects.annotate(cluster_count=Count('clusters'))
table = tables.ClusterGroupTable
template_name = 'virtualization/clustergroup_list.html'
class ClusterGroupCreateView(PermissionRequiredMixin, ObjectEditView):
permission_required = 'virtualization.add_clustergroup'
model = ClusterGroup
form_class = forms.ClusterGroupForm
def get_return_url(self, request, obj):
return reverse('virtualization:clustergroup_list')
class ClusterGroupEditView(ClusterGroupCreateView):
permission_required = 'virtualization.change_clustergroup'
class ClusterGroupBulkDeleteView(PermissionRequiredMixin, BulkDeleteView):
permission_required = 'virtualization.delete_clustergroup'
cls = ClusterGroup
queryset = ClusterGroup.objects.annotate(cluster_count=Count('clusters'))
table = tables.ClusterGroupTable
default_return_url = 'virtualization:clustergroup_list'
#
# Clusters
#
class ClusterListView(ObjectListView):
queryset = Cluster.objects.annotate(vm_count=Count('virtual_machines'))
table = tables.ClusterTable
template_name = 'virtualization/cluster_list.html'
class ClusterView(View):
def get(self, request, pk):
cluster = get_object_or_404(Cluster, pk=pk)
return render(request, 'virtualization/cluster.html', {
'cluster': cluster,
})
class ClusterCreateView(PermissionRequiredMixin, ObjectEditView):
permission_required = 'virtualization.add_cluster'
model = Cluster
form_class = forms.ClusterForm
def get_return_url(self, request, obj):
return reverse('virtualization:cluster_list')
class ClusterEditView(ClusterCreateView):
permission_required = 'virtualization.change_cluster'
class ClusterDeleteView(PermissionRequiredMixin, ObjectDeleteView):
permission_required = 'virtualization.delete_cluster'
model = Cluster
default_return_url = 'virtualization:cluster_list'
class ClusterBulkImportView(PermissionRequiredMixin, BulkImportView):
permission_required = 'virtualization.add_cluster'
model_form = forms.ClusterCSVForm
table = tables.ClusterTable
default_return_url = 'virtualization:cluster_list'
class ClusterBulkDeleteView(PermissionRequiredMixin, BulkDeleteView):
permission_required = 'virtualization.delete_cluster'
cls = Cluster
queryset = Cluster.objects.annotate(vm_count=Count('virtual_machines'))
table = tables.ClusterTable
default_return_url = 'virtualization:cluster_list'
#
# Virtual machines
#
class VirtualMachineListView(ObjectListView):
queryset = VirtualMachine.objects.select_related('tenant')
# filter = filters.VirtualMachineFilter
# filter_form = forms.VirtualMachineFilterForm
table = tables.VirtualMachineTable
template_name = 'virtualization/virtualmachine_list.html'
class VirtualMachineView(View):
def get(self, request, pk):
vm = get_object_or_404(VirtualMachine.objects.select_related('tenant__group'), pk=pk)
return render(request, 'virtualization/virtualmachine.html', {
'vm': vm,
})
class VirtualMachineCreateView(PermissionRequiredMixin, ObjectEditView):
permission_required = 'virtualization.add_virtualmachine'
model = VirtualMachine
form_class = forms.VirtualMachineForm
template_name = 'virtualization/virtualmachine_edit.html'
default_return_url = 'virtualization:virtualmachine_list'
class VirtualMachineEditView(VirtualMachineCreateView):
permission_required = 'virtualization.change_virtualmachine'
class VirtualMachineDeleteView(PermissionRequiredMixin, ObjectDeleteView):
permission_required = 'virtualization.delete_virtualmachine'
model = VirtualMachine
default_return_url = 'virtualization:virtualmachine_list'
class VirtualMachineBulkImportView(PermissionRequiredMixin, BulkImportView):
permission_required = 'virtualization.add_virtualmachine'
model_form = forms.VirtualMachineCSVForm
table = tables.VirtualMachineTable
default_return_url = 'virtualization:virtualmachine_list'
class VirtualMachineBulkEditView(PermissionRequiredMixin, BulkEditView):
permission_required = 'virtualization.change_virtualmachine'
cls = VirtualMachine
queryset = VirtualMachine.objects.select_related('tenant')
# filter = filters.VirtualMachineFilter
table = tables.VirtualMachineTable
form = forms.VirtualMachineBulkEditForm
default_return_url = 'virtualization:virtualmachine_list'
#
# VM interfaces
#
# class VMInterfaceCreateView(PermissionRequiredMixin, ComponentCreateView):
# permission_required = 'virtualization.add_vminterface'
# parent_model = VirtualMachine
# parent_field = 'vm'
# model = VMInterface
# form = forms.VMInterfaceCreateForm
# model_form = forms.VMInterfaceForm
#
#
# class VMInterfaceEditView(PermissionRequiredMixin, ComponentEditView):
# permission_required = 'virtualization.change_vminterface'
# model = VMInterface
# form_class = forms.VMInterfaceForm
#
#
# class VMInterfaceDeleteView(PermissionRequiredMixin, ComponentDeleteView):
# permission_required = 'virtualization.delete_vminterface'
# model = VMInterface
#
#
# class VMInterfaceBulkEditView(PermissionRequiredMixin, BulkEditView):
# permission_required = 'virtualization.change_vminterface'
# cls = VMInterface
# parent_cls = VirtualMachine
# table = tables.VMInterfaceTable
# form = forms.VMInterfaceBulkEditForm
#
#
# class VMInterfaceBulkDeleteView(PermissionRequiredMixin, BulkDeleteView):
# permission_required = 'virtualization.delete_vminterface'
# cls = VMInterface
# parent_cls = VirtualMachine
# table = tables.VMInterfaceTable