136 lines
5 KiB
Python
136 lines
5 KiB
Python
from django.contrib import admin, messages
|
|
from django.contrib.contenttypes import generic
|
|
from django.utils.functional import cached_property
|
|
from django.utils.translation import ugettext_lazy as _
|
|
|
|
from orchestra.admin import ExtendedModelAdmin
|
|
from orchestra.admin.filters import UsedContentTypeFilter
|
|
from orchestra.admin.utils import insertattr, get_modeladmin, admin_link, admin_date
|
|
from orchestra.core import services
|
|
from orchestra.utils import running_syncdb
|
|
|
|
from .forms import ResourceForm
|
|
from .models import Resource, ResourceData, MonitorData
|
|
|
|
|
|
class ResourceAdmin(ExtendedModelAdmin):
|
|
list_display = (
|
|
'id', 'verbose_name', 'content_type', 'period', 'ondemand',
|
|
'default_allocation', 'unit', 'disable_trigger', 'crontab',
|
|
)
|
|
list_filter = (UsedContentTypeFilter, 'period', 'ondemand', 'disable_trigger')
|
|
fieldsets = (
|
|
(None, {
|
|
'fields': ('name', 'content_type', 'period'),
|
|
}),
|
|
(_("Configuration"), {
|
|
'fields': ('verbose_name', 'unit', 'scale', 'ondemand',
|
|
'default_allocation', 'disable_trigger', 'is_active'),
|
|
}),
|
|
(_("Monitoring"), {
|
|
'fields': ('monitors', 'crontab'),
|
|
}),
|
|
)
|
|
change_readonly_fields = ('name', 'content_type', 'period')
|
|
|
|
def add_view(self, request, **kwargs):
|
|
""" Warning user if the node is not fully configured """
|
|
if request.method == 'POST':
|
|
messages.warning(request, _(
|
|
"Restarting orchestra and celerybeat is required to fully apply changes. "
|
|
"Remember that new allocated values will be applied when objects are saved."
|
|
))
|
|
return super(ResourceAdmin, self).add_view(request, **kwargs)
|
|
|
|
def save_model(self, request, obj, form, change):
|
|
super(ResourceAdmin, self).save_model(request, obj, form, change)
|
|
model = obj.content_type.model_class()
|
|
modeladmin = type(get_modeladmin(model))
|
|
resources = obj.content_type.resource_set.filter(is_active=True)
|
|
inlines = []
|
|
for inline in modeladmin.inlines:
|
|
if inline.model is ResourceData:
|
|
inline = resource_inline_factory(resources)
|
|
inlines.append(inline)
|
|
modeladmin.inlines = inlines
|
|
|
|
def formfield_for_dbfield(self, db_field, **kwargs):
|
|
""" filter service content_types """
|
|
if db_field.name == 'content_type':
|
|
models = [ model._meta.model_name for model in services.get() ]
|
|
kwargs['queryset'] = db_field.rel.to.objects.filter(model__in=models)
|
|
return super(ResourceAdmin, self).formfield_for_dbfield(db_field, **kwargs)
|
|
|
|
|
|
class ResourceDataAdmin(admin.ModelAdmin):
|
|
list_display = (
|
|
'id', 'resource', 'used', 'allocated', 'last_update', 'content_object_link'
|
|
)
|
|
list_filter = ('resource',)
|
|
readonly_fields = ('content_object_link',)
|
|
|
|
content_object_link = admin_link('content_object')
|
|
|
|
|
|
class MonitorDataAdmin(admin.ModelAdmin):
|
|
list_display = ('id', 'monitor', 'date', 'value', 'content_object_link')
|
|
list_filter = ('monitor',)
|
|
readonly_fields = ('content_object_link',)
|
|
|
|
content_object_link = admin_link('content_object')
|
|
|
|
|
|
admin.site.register(Resource, ResourceAdmin)
|
|
admin.site.register(ResourceData, ResourceDataAdmin)
|
|
admin.site.register(MonitorData, MonitorDataAdmin)
|
|
|
|
|
|
# Mokey-patching
|
|
|
|
def resource_inline_factory(resources):
|
|
class ResourceInlineFormSet(generic.BaseGenericInlineFormSet):
|
|
def total_form_count(self, resources=resources):
|
|
return len(resources)
|
|
|
|
@cached_property
|
|
def forms(self, resources=resources):
|
|
forms = []
|
|
resources_copy = list(resources)
|
|
for i, data in enumerate(self.queryset):
|
|
forms.append(self._construct_form(i, resource=data.resource))
|
|
resources_copy.remove(data.resource)
|
|
for i, resource in enumerate(resources_copy, len(self.queryset)):
|
|
forms.append(self._construct_form(i, resource=resource))
|
|
return forms
|
|
|
|
class ResourceInline(generic.GenericTabularInline):
|
|
model = ResourceData
|
|
verbose_name_plural = _("resources")
|
|
form = ResourceForm
|
|
formset = ResourceInlineFormSet
|
|
can_delete = False
|
|
fields = (
|
|
'verbose_name', 'used', 'display_last_update', 'allocated', 'unit'
|
|
)
|
|
readonly_fields = ('used', 'display_last_update')
|
|
|
|
class Media:
|
|
css = {
|
|
'all': ('orchestra/css/hide-inline-id.css',)
|
|
}
|
|
|
|
display_last_update = admin_date('last_update', default=_("Never"))
|
|
|
|
def has_add_permission(self, *args, **kwargs):
|
|
""" Hidde add another """
|
|
return False
|
|
|
|
return ResourceInline
|
|
|
|
if not running_syncdb():
|
|
# not run during syncdb
|
|
for resources in Resource.group_by_content_type():
|
|
inline = resource_inline_factory(resources)
|
|
model = resources[0].content_type.model_class()
|
|
insertattr(model, 'inlines', inline)
|