From 490b822f384afb7ada3219bc184caad6e0dc38da Mon Sep 17 00:00:00 2001
From: Paolo Schiro <paolo.schiro@kpnqwest.it>
Date: Fri, 3 Nov 2017 01:14:05 +0100
Subject: [PATCH] add a bogus zero reply in livestatus if aggregate filter does
 not match, fix I#5626

---
 lib/livestatus/livestatusquery.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/lib/livestatus/livestatusquery.cpp b/lib/livestatus/livestatusquery.cpp
index 2427d40e7..3132fe532 100644
--- a/lib/livestatus/livestatusquery.cpp
+++ b/lib/livestatus/livestatusquery.cpp
@@ -571,6 +571,17 @@ void LivestatusQuery::ExecuteGetHelper(const Stream::Ptr& stream)
 
 			AppendResultRow(result, row, first_row);
 		}
+
+		/* add a bogus zero value if aggregated is empty*/
+		if (allStats.empty()) {
+			Array::Ptr row = new Array();
+
+			for (size_t i = 1; i <= m_Aggregators.size(); i++) {
+				row->Add(0);
+			}
+
+			AppendResultRow(result, row, first_row);
+		}
 	}
 
 	EndResultSet(result);