Move django-based uncloud to top-level

uncloud/models.py

@@ -0,0 +1,35 @@
+from django.db import models
+from django.contrib.postgres.fields import JSONField
+from django.utils.translation import gettext_lazy as _
+
+class UncloudModel(models.Model):
+    """
+    This class extends the standard model with an
+    extra_data field that can be used to include public,
+    but internal information.
+
+    For instance if you migrate from an existing virtualisation
+    framework to uncloud.
+
+    The extra_data attribute should be considered a hack and whenever
+    data is necessary for running uncloud, it should **not** be stored
+    in there.
+
+    """
+
+    extra_data = JSONField(editable=False, blank=True, null=True)
+
+    class Meta:
+        abstract = True
+
+# See https://docs.djangoproject.com/en/dev/ref/models/fields/#field-choices-enum-types
+class UncloudStatus(models.TextChoices):
+    PENDING          = 'PENDING', _('Pending')
+    AWAITING_PAYMENT = 'AWAITING_PAYMENT', _('Awaiting payment')
+    BEING_CREATED    = 'BEING_CREATED', _('Being created')
+    SCHEDULED        = 'SCHEDULED', _('Scheduled') # resource selected, waiting for dispatching
+    ACTIVE           = 'ACTIVE', _('Active')
+    MODIFYING        = 'MODIFYING', _('Modifying') # Resource is being changed
+    DELETED          = 'DELETED', _('Deleted')     # Resource has been deleted
+    DISABLED         = 'DISABLED', _('Disabled')   # Is usable, but cannot be used for new things
+    UNUSABLE         = 'UNUSABLE', _('Unusable'),  # Has some kind of error