statistiques ports des switchs

services/admin.py

@@ -650,10 +650,38 @@ class AntennaAdmin(admin.ModelAdmin):
 
 
 class SwitchAdmin(admin.ModelAdmin):
-    list_display = ('name',)
+    list_display = ('name', 'ports_count', 'active_ports_count', 'inactive_ports_count', 'unknown_ports_count',)
     fields = ('name', 'first_port', 'last_port', 'notes',)
     search_fields = ('name', 'notes', 'ports__notes', 'ports__service__label',)
 
+    def get_queryset(self, request):
+        qs = super().get_queryset(request)
+        qs = qs.annotate(
+            active_ports_count=models.Count(models.Case(models.When(ports__up=True, then=models.Value('1')))),
+            unknown_ports_count=models.Count(models.Case(models.When(ports__up__isnull=True, then=models.Value('1')))),
+            inactive_ports_count=models.Count(models.Case(models.When(ports__up=False, then=models.Value('1')))),
+        )
+        return qs
+
+    def ports_count(self, switch):
+        return switch.last_port - switch.first_port + 1
+    ports_count.short_description = 'Nombre de ports'
+
+    def active_ports_count(self, switch):
+        return switch.active_ports_count
+    active_ports_count.short_description = 'up'
+    active_ports_count.admin_order_field = 'active_ports_count'
+
+    def inactive_ports_count(self, switch):
+        return switch.inactive_ports_count
+    inactive_ports_count.short_description = 'down'
+    inactive_ports_count.admin_order_field = 'inactive_ports_count'
+
+    def unknown_ports_count(self, switch):
+        return switch.unknown_ports_count
+    unknown_ports_count.short_description = 'inconnus'
+    unknown_ports_count.admin_order_field = 'unknown_ports_count'
+
     def get_inline_instances(self, request, obj=None):
         if obj:
             return [ SwitchPortInline(self.model, self.admin_site) ]