1 files changed, 82 insertions, 0 deletions
diff --git a/src/mgr/DaemonHealthMetric.h b/src/mgr/DaemonHealthMetric.h
new file mode 100644
index 000000000..ce0dad2c8
--- /dev/null
+++ b/src/mgr/DaemonHealthMetric.h
@@ -0,0 +1,82 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#pragma once
+
+#include <cstdint>
+#include <ostream>
+#include "include/denc.h"
+
+enum class daemon_metric : uint8_t {
+  SLOW_OPS,
+  PENDING_CREATING_PGS,
+  NONE,
+};
+
+static inline const char *daemon_metric_name(daemon_metric t) {
+  switch (t) {
+  case daemon_metric::SLOW_OPS: return "SLOW_OPS";
+  case daemon_metric::PENDING_CREATING_PGS: return "PENDING_CREATING_PGS";
+  case daemon_metric::NONE: return "NONE";
+  default: return "???";
+  }
+}
+
+union daemon_metric_t {
+  struct {
+    uint32_t n1;
+    uint32_t n2;
+  };
+  uint64_t n;
+  daemon_metric_t(uint32_t x, uint32_t y)
+    : n1(x), n2(y)
+  {}
+  daemon_metric_t(uint64_t x = 0)
+    : n(x)
+  {}
+};
+
+class DaemonHealthMetric
+{
+public:
+  DaemonHealthMetric() = default;
+  DaemonHealthMetric(daemon_metric type_, uint64_t n)
+    : type(type_), value(n)
+  {}
+  DaemonHealthMetric(daemon_metric type_, uint32_t n1, uint32_t n2)
+    : type(type_), value(n1, n2) 
+  {}
+
+  daemon_metric get_type() const {
+    return type;
+  }
+  uint64_t get_n() const {
+    return value.n;
+  }
+  uint32_t get_n1() const {
+    return value.n1;
+  }
+  uint32_t get_n2() const {
+    return value.n2;
+  }
+
+  DENC(DaemonHealthMetric, v, p) {
+    DENC_START(1, 1, p);
+    denc(v.type, p);
+    denc(v.value.n, p);
+    DENC_FINISH(p);
+  }
+
+  std::string get_type_name() const {
+    return daemon_metric_name(get_type());
+  }
+
+  friend std::ostream& operator<<(std::ostream& out, const DaemonHealthMetric& m) {
+    return out << daemon_metric_name(m.get_type()) << "("
+	       << m.get_n() << "|(" << m.get_n1() << "," << m.get_n2() << "))";
+  }
+private:
+  daemon_metric type = daemon_metric::NONE;
+  daemon_metric_t value;
+};
+WRITE_CLASS_DENC(DaemonHealthMetric)