Hide unreachable parents in root problems

library/Icingadb/Model/RedundancyGroupState.php

@@ -5,20 +5,23 @@
 namespace Icinga\Module\Icingadb\Model;
 
 use DateTime;
+use Icinga\Module\Icingadb\Common\Icons;
 use ipl\Orm\Behavior\Binary;
 use ipl\Orm\Behavior\BoolCast;
 use ipl\Orm\Behavior\MillisecondTimestamp;
 use ipl\Orm\Behaviors;
 use ipl\Orm\Model;
 use ipl\Orm\Query;
 use ipl\Orm\Relations;
+use ipl\Web\Widget\Icon;
 
 /**
  * Redundancy group state model.
  *
  * @property string $id
  * @property string $redundancy_group_id
  * @property bool $failed
+ * @property bool $is_reachable
  * @property DateTime $last_state_change
  *
  * @property RedundancyGroup|Query $redundancy_group
@@ -40,6 +43,7 @@ public function getColumns(): array
         return [
             'redundancy_group_id',
             'failed',
+            'is_reachable',
             'last_state_change'
         ];
     }
@@ -51,7 +55,8 @@ public function createBehaviors(Behaviors $behaviors): void
             'redundancy_group_id'
         ]));
         $behaviors->add(new BoolCast([
-            'failed'
+            'failed',
+            'is_reachable'
         ]));
         $behaviors->add(new MillisecondTimestamp([
             'last_state_change'
@@ -63,9 +68,29 @@ public function createRelations(Relations $relations): void
         $relations->belongsTo('redundancy_group', RedundancyGroup::class);
     }
 
+    /**
+     * Get the state text for the redundancy group state
+     *
+     * Do not use this method to label the state of a redundancy group.
+     *
+     * @return string
+     */
     public function getStateText(): string
     {
-        // The method should only be called to fake state balls and not to show the group's state
-        return $this->failed ? 'unreachable' : 'reachable';
+        return $this->failed ? 'critical' : 'ok';
+    }
+
+    /**
+     * Get the state icon
+     *
+     * @return ?Icon
+     */
+    public function getIcon(): ?Icon
+    {
+        if (! $this->is_reachable) {
+            return new Icon(Icons::UNREACHABLE);
+        }
+
+        return null;
     }
 }

library/Icingadb/Model/UnreachableParent.php

@@ -92,10 +92,23 @@ public static function on(Connection $db, Model $root = null): Query
             self::selectNodes($db, $root),
             'unreachable_parent',
             true
-        )->where([
-            'unreachable_parent.level > ?' => 0,
-            'unreachable_parent.is_group_member = ?' => 0
-        ]);
+        );
+
+        $query->filter(Filter::all(
+            Filter::greaterThan('level', 0),
+            Filter::equal('is_group_member', 0),
+            Filter::any(
+                Filter::equal('service.state.affects_children', 'y'),
+                Filter::all(
+                    Filter::unlike('service_id', '*'),
+                    Filter::equal('host.state.affects_children', 'y')
+                ),
+                Filter::all(
+                    Filter::equal('redundancy_group.state.failed', 'y'),
+                    Filter::equal('redundancy_group.state.is_reachable', 'y')
+                )
+            )
+        ));
 
         return $query;
     }

library/Icingadb/Widget/Detail/RedundancyGroupDetail.php

@@ -63,7 +63,7 @@ protected function createExtensions(): array
      */
     protected function createRootProblems(): ?array
     {
-        if (! $this->group->state->failed) {
+        if ($this->group->state->is_reachable) {
             return null;
         }
 

library/Icingadb/Widget/Detail/RedundancyGroupHeader.php

@@ -29,7 +29,10 @@ public function __construct(RedundancyGroup $object, RedundancyGroupSummary $sum
 
     protected function assembleVisual(BaseHtmlElement $visual): void
     {
-        $visual->addHtml(new StateBall($this->object->state->getStateText(), $this->getStateBallSize()));
+        $stateBall = new StateBall($this->object->state->getStateText(), $this->getStateBallSize());
+        $stateBall->add($this->object->state->getIcon());
+
+        $visual->addHtml($stateBall);
     }
 
     protected function assembleTitle(BaseHtmlElement $title): void

library/Icingadb/Widget/ItemList/RedundancyGroupListItem.php

@@ -62,7 +62,10 @@ protected function createSubject(): Link
 
     protected function assembleVisual(BaseHtmlElement $visual): void
     {
-        $visual->addHtml(new StateBall($this->state->getStateText(), $this->getStateBallSize()));
+        $stateBall = new StateBall($this->state->getStateText(), $this->getStateBallSize());
+        $stateBall->add($this->state->getIcon());
+
+        $visual->addHtml($stateBall);
     }
 
     protected function assembleCaption(BaseHtmlElement $caption): void

public/css/common.less

@@ -412,13 +412,3 @@ form[name="form_confirm_removal"] {
   padding: 0 0.25em;
   .rounded-corners();
 }
-
-.state-ball {
-  &.state-unreachable {
-    background-color: @color-critical;
-  }
-
-  &.state-reachable {
-    background-color: @color-ok;
-  }
-}