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338 lines
11 KiB
Python
338 lines
11 KiB
Python
from __future__ import unicode_literals
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from mptt.forms import TreeNodeChoiceField
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from django import forms
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from django.db.models import Count
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from dcim.constants import IFACE_FF_VIRTUAL, VIFACE_FF_CHOICES
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from dcim.formfields import MACAddressFormField
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from dcim.models import Device, Interface, Platform, Rack, Region, Site
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from extras.forms import CustomFieldBulkEditForm, CustomFieldForm, CustomFieldFilterForm
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from tenancy.forms import TenancyForm
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from tenancy.models import Tenant
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from utilities.forms import (
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add_blank_choice, APISelect, APISelectMultiple, BootstrapMixin, BulkEditForm, BulkEditNullBooleanSelect,
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ChainedFieldsMixin, ChainedModelChoiceField, ChainedModelMultipleChoiceField, CommentField, ComponentForm,
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ConfirmationForm, CSVChoiceField, ExpandableNameField, FilterChoiceField, SlugField, SmallTextarea,
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)
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from .constants import STATUS_CHOICES
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from .models import Cluster, ClusterGroup, ClusterType, VirtualMachine
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#
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# Cluster types
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#
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class ClusterTypeForm(BootstrapMixin, forms.ModelForm):
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slug = SlugField()
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class Meta:
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model = ClusterType
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fields = ['name', 'slug']
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#
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# Cluster groups
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#
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class ClusterGroupForm(BootstrapMixin, forms.ModelForm):
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slug = SlugField()
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class Meta:
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model = ClusterGroup
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fields = ['name', 'slug']
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#
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# Clusters
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#
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class ClusterForm(BootstrapMixin, CustomFieldForm):
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class Meta:
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model = Cluster
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fields = ['name', 'type', 'group']
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class ClusterCSVForm(forms.ModelForm):
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type = forms.ModelChoiceField(
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queryset=ClusterType.objects.all(),
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to_field_name='name',
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help_text='Name of cluster type',
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error_messages={
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'invalid_choice': 'Invalid cluster type name.',
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}
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)
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group = forms.ModelChoiceField(
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queryset=ClusterGroup.objects.all(),
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to_field_name='name',
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required=False,
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help_text='Name of cluster group',
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error_messages={
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'invalid_choice': 'Invalid cluster group name.',
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}
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)
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class Meta:
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model = Cluster
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fields = ['name', 'type', 'group', 'comments']
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class ClusterBulkEditForm(BootstrapMixin, CustomFieldBulkEditForm):
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pk = forms.ModelMultipleChoiceField(queryset=Cluster.objects.all(), widget=forms.MultipleHiddenInput)
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type = forms.ModelChoiceField(queryset=ClusterType.objects.all(), required=False)
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group = forms.ModelChoiceField(queryset=ClusterGroup.objects.all(), required=False)
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comments = CommentField(widget=SmallTextarea)
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class Meta:
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nullable_fields = ['group', 'comments']
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class ClusterFilterForm(BootstrapMixin, CustomFieldFilterForm):
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model = Cluster
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q = forms.CharField(required=False, label='Search')
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group = FilterChoiceField(
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queryset=ClusterGroup.objects.annotate(filter_count=Count('clusters')),
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to_field_name='slug',
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null_option=(0, 'None'),
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required=False,
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)
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type = FilterChoiceField(
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queryset=ClusterType.objects.annotate(filter_count=Count('clusters')),
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to_field_name='slug',
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required=False,
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)
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class ClusterAddDevicesForm(BootstrapMixin, ChainedFieldsMixin, forms.Form):
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region = TreeNodeChoiceField(
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queryset=Region.objects.all(),
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required=False,
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widget=forms.Select(
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attrs={'filter-for': 'site', 'nullable': 'true'}
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)
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)
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site = ChainedModelChoiceField(
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queryset=Site.objects.all(),
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chains=(
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('region', 'region'),
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),
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required=False,
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widget=APISelect(
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api_url='/api/dcim/sites/?region_id={{region}}',
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attrs={'filter-for': 'rack'}
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)
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)
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rack = ChainedModelChoiceField(
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queryset=Rack.objects.all(),
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chains=(
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('site', 'site'),
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),
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required=False,
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widget=APISelect(
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api_url='/api/dcim/racks/?site_id={{site}}',
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attrs={'filter-for': 'devices', 'nullable': 'true'}
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)
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)
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devices = ChainedModelMultipleChoiceField(
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queryset=Device.objects.filter(cluster__isnull=True),
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chains=(
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('site', 'site'),
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('rack', 'rack'),
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),
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label='Device',
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widget=APISelectMultiple(
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api_url='/api/dcim/devices/?site_id={{site}}&rack_id={{rack}}',
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display_field='display_name',
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disabled_indicator='cluster'
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)
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)
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class Meta:
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fields = ['region', 'site', 'rack', 'devices']
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def __init__(self, *args, **kwargs):
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super(ClusterAddDevicesForm, self).__init__(*args, **kwargs)
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self.fields['devices'].choices = []
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class ClusterRemoveDevicesForm(ConfirmationForm):
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pk = forms.ModelMultipleChoiceField(queryset=Device.objects.all(), widget=forms.MultipleHiddenInput)
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#
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# Virtual Machines
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#
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class VirtualMachineForm(BootstrapMixin, TenancyForm, CustomFieldForm):
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cluster_group = forms.ModelChoiceField(
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queryset=ClusterGroup.objects.all(),
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required=False,
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widget=forms.Select(
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attrs={'filter-for': 'cluster', 'nullable': 'true'}
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)
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)
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cluster = ChainedModelChoiceField(
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queryset=Cluster.objects.all(),
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chains=(
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('group', 'cluster_group'),
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),
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widget=APISelect(
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api_url='/api/virtualization/clusters/?group_id={{cluster_group}}'
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)
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)
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class Meta:
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model = VirtualMachine
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fields = [
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'name', 'status', 'cluster_group', 'cluster', 'tenant', 'platform', 'vcpus', 'memory', 'disk', 'comments',
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]
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def __init__(self, *args, **kwargs):
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# Initialize helper selector
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instance = kwargs.get('instance')
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if instance.pk and instance.cluster is not None:
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initial = kwargs.get('initial', {}).copy()
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initial['cluster_group'] = instance.cluster.group
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kwargs['initial'] = initial
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super(VirtualMachineForm, self).__init__(*args, **kwargs)
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class VirtualMachineCSVForm(forms.ModelForm):
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status = CSVChoiceField(
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choices=STATUS_CHOICES,
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required=False,
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help_text='Operational status of device'
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)
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cluster = forms.ModelChoiceField(
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queryset=Cluster.objects.all(),
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to_field_name='name',
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help_text='Name of parent cluster',
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error_messages={
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'invalid_choice': 'Invalid cluster name.',
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}
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)
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tenant = forms.ModelChoiceField(
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queryset=Tenant.objects.all(),
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required=False,
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to_field_name='name',
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help_text='Name of assigned tenant',
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error_messages={
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'invalid_choice': 'Tenant not found.'
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}
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)
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platform = forms.ModelChoiceField(
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queryset=Platform.objects.all(),
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required=False,
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to_field_name='name',
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help_text='Name of assigned platform',
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error_messages={
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'invalid_choice': 'Invalid platform.',
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}
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)
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class Meta:
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model = VirtualMachine
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fields = ['name', 'status', 'cluster', 'tenant', 'platform', 'vcpus', 'memory', 'disk', 'comments']
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class VirtualMachineBulkEditForm(BootstrapMixin, CustomFieldBulkEditForm):
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pk = forms.ModelMultipleChoiceField(queryset=VirtualMachine.objects.all(), widget=forms.MultipleHiddenInput)
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status = forms.ChoiceField(choices=add_blank_choice(STATUS_CHOICES), required=False, initial='')
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cluster = forms.ModelChoiceField(queryset=Cluster.objects.all(), required=False)
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tenant = forms.ModelChoiceField(queryset=Tenant.objects.all(), required=False)
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platform = forms.ModelChoiceField(queryset=Platform.objects.all(), required=False)
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vcpus = forms.IntegerField(required=False, label='vCPUs')
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memory = forms.IntegerField(required=False, label='Memory (MB)')
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disk = forms.IntegerField(required=False, label='Disk (GB)')
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comments = CommentField(widget=SmallTextarea)
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class Meta:
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nullable_fields = ['tenant', 'platform', 'vcpus', 'memory', 'disk', 'comments']
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def vm_status_choices():
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status_counts = {}
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for status in VirtualMachine.objects.values('status').annotate(count=Count('status')).order_by('status'):
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status_counts[status['status']] = status['count']
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return [(s[0], '{} ({})'.format(s[1], status_counts.get(s[0], 0))) for s in STATUS_CHOICES]
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class VirtualMachineFilterForm(BootstrapMixin, CustomFieldFilterForm):
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model = VirtualMachine
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q = forms.CharField(required=False, label='Search')
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cluster_group = FilterChoiceField(
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queryset=ClusterGroup.objects.all(),
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to_field_name='slug',
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null_option=(0, 'None'),
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)
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cluster_id = FilterChoiceField(
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queryset=Cluster.objects.annotate(filter_count=Count('virtual_machines')),
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label='Cluster'
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)
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status = forms.MultipleChoiceField(choices=vm_status_choices, required=False)
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#
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# VM interfaces
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#
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class InterfaceForm(BootstrapMixin, forms.ModelForm):
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class Meta:
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model = Interface
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fields = ['virtual_machine', 'name', 'form_factor', 'enabled', 'mac_address', 'mtu', 'description']
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widgets = {
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'virtual_machine': forms.HiddenInput(),
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'form_factor': forms.HiddenInput(),
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}
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class InterfaceCreateForm(ComponentForm):
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name_pattern = ExpandableNameField(label='Name')
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form_factor = forms.ChoiceField(choices=VIFACE_FF_CHOICES, initial=IFACE_FF_VIRTUAL, widget=forms.HiddenInput())
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enabled = forms.BooleanField(required=False)
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mtu = forms.IntegerField(required=False, min_value=1, max_value=32767, label='MTU')
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mac_address = MACAddressFormField(required=False, label='MAC Address')
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description = forms.CharField(max_length=100, required=False)
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def __init__(self, *args, **kwargs):
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# Set interfaces enabled by default
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kwargs['initial'] = kwargs.get('initial', {}).copy()
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kwargs['initial'].update({'enabled': True})
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super(InterfaceCreateForm, self).__init__(*args, **kwargs)
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class InterfaceBulkEditForm(BootstrapMixin, BulkEditForm):
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pk = forms.ModelMultipleChoiceField(queryset=Interface.objects.all(), widget=forms.MultipleHiddenInput)
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virtual_machine = forms.ModelChoiceField(queryset=VirtualMachine.objects.all(), widget=forms.HiddenInput)
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enabled = forms.NullBooleanField(required=False, widget=BulkEditNullBooleanSelect)
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mtu = forms.IntegerField(required=False, min_value=1, max_value=32767, label='MTU')
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description = forms.CharField(max_length=100, required=False)
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class Meta:
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nullable_fields = ['mtu', 'description']
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#
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# Bulk VirtualMachine component creation
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#
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class VirtualMachineBulkAddComponentForm(BootstrapMixin, forms.Form):
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pk = forms.ModelMultipleChoiceField(queryset=VirtualMachine.objects.all(), widget=forms.MultipleHiddenInput)
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name_pattern = ExpandableNameField(label='Name')
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class VirtualMachineBulkAddInterfaceForm(VirtualMachineBulkAddComponentForm):
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form_factor = forms.ChoiceField(choices=VIFACE_FF_CHOICES, initial=IFACE_FF_VIRTUAL, widget=forms.HiddenInput())
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enabled = forms.BooleanField(required=False, initial=True)
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mtu = forms.IntegerField(required=False, min_value=1, max_value=32767, label='MTU')
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description = forms.CharField(max_length=100, required=False)
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