Retrieve database disk resource usage

Show it again when valuable information could be provided
to the user.

orchestra/contrib/musician/models.py

@@ -8,7 +8,6 @@ from django.utils.translation import gettext_lazy as _
 from . import settings as musician_settings
 from .utils import get_bootstraped_percent
 
-
 logger = logging.getLogger(__name__)
 
 
@@ -176,7 +175,7 @@ class DatabaseService(OrchestraModel):
                     break
 
             details = {
-                'usage': float(resource_disk['used']),
+                'used': float(resource_disk['used']),
                 'total': resource_disk['allocated'],
                 'unit': resource_disk['unit'],
             }
@@ -185,7 +184,7 @@ class DatabaseService(OrchestraModel):
 
 
         percent = get_bootstraped_percent(
-            details['usage'],
+            details['used'],
             details['total']
         )
         details['percent'] = percent
@@ -291,7 +290,7 @@ class Address(OrchestraModel):
                     break
 
             mailbox_details = {
-                'usage': float(resource_disk['used']),
+                'used': float(resource_disk['used']),
                 'total': resource_disk['allocated'],
                 'unit': resource_disk['unit'],
             }

orchestra/contrib/musician/templates/musician/components/usage_progress_bar.html

@@ -1,22 +1,22 @@
 {% comment %}
-Resource usage rendered as bootstrap progress bar
+Resource used rendered as bootstrap progress bar
 
 Expected parameter: detail
 Expected structure: dictionary or object with attributes:
-    - usage (int): 125
+    - used (int): 125
     - total (int): 200
     - unit (string): 'MB'
     - percent (int: [0, 25, 50, 75, 100]: 75
 {% endcomment %}
 
 <div class="text-center">
-  {% if detail %}
-    {{ detail.usage }} {{ detail.unit }}
+  {% if detail and detail.used %}
+    {{ detail.used|floatformat }} {{ detail.unit }}
   {% else %}
     N/A
   {% endif %}
 </div>
 <div class="progress">
-    <div class="progress-bar bg-secondary w-{{ detail.percent }}" role="progressbar" aria-valuenow="{{ detail.usage }}"
+    <div class="progress-bar bg-secondary w-{{ detail.percent }}" role="progressbar" aria-valuenow="{{ detail.used }}"
         aria-valuemin="0" aria-valuemax="{{ detail.total }}"></div>
 </div>

orchestra/contrib/musician/views.py

@@ -67,24 +67,6 @@ class DashboardView(CustomContextMixin, UserTokenRequiredMixin, TemplateView):
 
         # TODO(@slamora) update when backend provides resource usage data
         resource_usage = {
-            'disk': {
-                'verbose_name': _('Disk usage'),
-                'data': {
-                    # 'usage': 534,
-                    # 'total': 1024,
-                    # 'unit': 'MB',
-                    # 'percent': 50,
-                },
-            },
-            'traffic': {
-                'verbose_name': _('Traffic'),
-                'data': {
-                    # 'usage': 300,
-                    # 'total': 2048,
-                    # 'unit': 'MB/month',
-                    # 'percent': 25,
-                },
-            },
             'mailbox': self.get_mailbox_usage(profile_type),
         }
 
@@ -117,7 +99,7 @@ class DashboardView(CustomContextMixin, UserTokenRequiredMixin, TemplateView):
         return {
             'verbose_name': _('Mailbox usage'),
             'data': {
-                'usage': total_mailboxes,
+                'used': total_mailboxes,
                 'total': allowed_mailboxes,
                 'alert': alert,
                 'unit': 'mailboxes',
@@ -442,6 +424,21 @@ class DatabasesView(ServiceListView):
         'title': _('Databases'),
     }
 
+    def get_queryset(self):
+        qs = super().get_queryset()
+        # TODO(@slamora): optimize query
+        from django.contrib.contenttypes.models import ContentType
+
+        from orchestra.contrib.resources.models import Resource, ResourceData
+        ctype = ContentType.objects.get_for_model(self.model)
+        disk_resource = Resource.objects.get(name='disk', content_type=ctype)
+        for db in qs:
+            try:
+                db.usage = db.resource_set.get(resource=disk_resource)
+            except ResourceData.DoesNotExist:
+                db.usage = ResourceData(resource=disk_resource)
+        return qs
+
 
 class SaasListView(ServiceListView):
     service_class = SaasService