rework ipv6 service panel generator so that ipv4 panels don't include ipv6 interfaces

A minor fix

brian_dashboard_manager/templating/helpers.py

@@ -495,7 +495,7 @@ def get_panel_fields(panel, panel_type, datasource):
     })
 
 
-def default_interface_panel_generator(gridPos, ipv6_only=False):
+def default_interface_panel_generator(gridPos, use_ipv4=True, use_ipv6=True):
     """
     Helper for generating panel definitions for dashboards.
 
@@ -503,7 +503,8 @@ def default_interface_panel_generator(gridPos, ipv6_only=False):
     panel data and panel type.
 
     :param gridPos: generator for grid positions
-    :param ipv6_only: whether to use IPv6 traffic exclusively or not
+    :param use_ipv4: include ipv4 interfaces
+    :param use_ipv6: include ipv6 interfaces
 
     :return: function that generates panel definitions
     """
@@ -525,29 +526,22 @@ def default_interface_panel_generator(gridPos, ipv6_only=False):
         result = []
 
         for panel in panels:
-            if ipv6_only:
-                if panel.get('has_v6', False):
-                    result.append(get_panel_fields({
-                        **panel,
-                        **next(gridPos)
-                    }, 'IPv6', datasource))
-                else:
-                    continue
-            else:
+            if use_ipv4:
                 result.append(get_panel_fields({
                     **panel,
                     **next(gridPos)
                 }, 'traffic', datasource))
+            if use_ipv6:
                 if panel.get('has_v6', False):
                     result.append(get_panel_fields({
                         **panel,
                         **next(gridPos)
                     }, 'IPv6', datasource))
-                if errors:
-                    result.append(get_panel_fields({
-                        **panel,
-                        **next(gridPos)
-                    }, 'errors', datasource))
+            if errors:
+                result.append(get_panel_fields({
+                    **panel,
+                    **next(gridPos)
+                }, 'errors', datasource))
 
         return result
 
@@ -583,8 +577,8 @@ def get_nren_dashboard_data_single(data, datasource, tag):
         gridPos = gridPos_generator(id_gen)
         agg_panels = []
 
-    panel_gen = default_interface_panel_generator(gridPos)
-    panel_ipv6_gen = default_interface_panel_generator(gridPos, ipv6_only=True)
+    panel_gen = default_interface_panel_generator(gridPos, use_ipv4=True, use_ipv6=False)
+    panel_ipv6_gen = default_interface_panel_generator(gridPos, use_ipv4=False, use_ipv6=True)
 
     services_dropdown = create_dropdown_panel('Services', **next(gridPos))