restapi: add iSCSI multipath status

A new field has been added <active_paths> to the /ovirt-engine/api/hosts/xxxx/storage endpoint that represents the multipaths that are NOT faulty as an integer value.

Signed-off-by: Jasper Berton <[email protected]>

Author: JasperB-TeamBlue

Diff for: backend/manager/modules/common/src/main/java/org/ovirt/engine/core/common/businessentities/storage/LUNs.java

@@ -269,6 +269,10 @@ public int getPathCount() {
         return getPathsDictionary() == null ? 0 : getPathsDictionary().size();
     }
 
+    public int getActivePathCount() {
+        return getPathsDictionary() == null ? 0 : (int) getPathsDictionary().values().stream().filter(o -> o).count();
+    }
+
     public Map<String, Boolean> getPathsDictionary() {
         return pathsDictionary;
     }

Diff for: backend/manager/modules/restapi/types/src/main/java/org/ovirt/engine/api/restapi/types/StorageLogicalUnitMapper.java

@@ -58,6 +58,7 @@ public static LogicalUnit map(LUNs entity, LogicalUnit template) {
             model.setTarget(lunConnection.getIqn());
         }
 
+        model.setActivePaths(entity.getActivePathCount());
         model.setPaths(entity.getPathCount());
         return model;
     }