1 files changed, 42 insertions, 0 deletions
diff --git a/lib/livestatus/invavgaggregator.hpp b/lib/livestatus/invavgaggregator.hpp
new file mode 100644
index 0000000..9282b37
--- /dev/null
+++ b/lib/livestatus/invavgaggregator.hpp
@@ -0,0 +1,42 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#ifndef INVAVGAGGREGATOR_H
+#define INVAVGAGGREGATOR_H
+
+#include "livestatus/table.hpp"
+#include "livestatus/aggregator.hpp"
+
+namespace icinga
+{
+
+/**
+ * @ingroup livestatus
+ */
+struct InvAvgAggregatorState final : public AggregatorState
+{
+	double InvAvg{0};
+	double InvAvgCount{0};
+};
+
+/**
+ * @ingroup livestatus
+ */
+class InvAvgAggregator final : public Aggregator
+{
+public:
+	DECLARE_PTR_TYPEDEFS(InvAvgAggregator);
+
+	InvAvgAggregator(String attr);
+
+	void Apply(const Table::Ptr& table, const Value& row, AggregatorState **state) override;
+	double GetResultAndFreeState(AggregatorState *state) const override;
+
+private:
+	String m_InvAvgAttr;
+
+	static InvAvgAggregatorState *EnsureState(AggregatorState **state);
+};
+
+}
+
+#endif /* INVAVGAGGREGATOR_H */