SoftwareInstance: Add Get Compute Partition Uid.

Used by software instances as Compute Partition deosn't have access to Compute Node Module.

master/bt5/slapos_cloud/DocumentTemplateItem/portal_components/document.erp5.SoftwareInstance.py

@@ -368,3 +368,14 @@ class SoftwareInstance(Item, JSONType):
   security.declareProtected(Permissions.ModifyPortalContent, 'fromJSONText')
   def fromJSONText(self, json_content):
     return self.setJsonContent(json_content)
+
+  def getComputePartitionUid(self):
+    """
+    Get Compute Partition Uid.
+    Used by software instances as Compute Partition deosn't have access to Compute Node Module.
+    """
+    return self._getComputePartitionUid()
+
+  @UnrestrictedMethod
+  def _getComputePartitionUid(self):
+    return self.getAggregateUid()

master/bt5/slapos_jio_api_style/SkinTemplateItem/portal_skins/slapos_jio_api/jIOWebSection_searchInstance.py

@@ -58,7 +58,7 @@ elif portal_type == "Shared Instance":
         error_message="No matching instances with the provided reference has been found",
         error_code=404
       )
-    search_kw["strict_aggregate_uid"] = host_instance_list[0].getObject().getAggregateUid()
+    search_kw["strict_aggregate_uid"] = host_instance_list[0].getObject().getComputePartitionUid()
   if "root_instance_title" in data_dict:
     search_kw["strict_specialise_title"] = data_dict["root_instance_title"]
   if "state" in data_dict: