1 files changed, 53 insertions, 0 deletions
diff --git a/src/messages/MMDSMetrics.h b/src/messages/MMDSMetrics.h
new file mode 100644
index 000000000..1cb741880
--- /dev/null
+++ b/src/messages/MMDSMetrics.h
@@ -0,0 +1,53 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_MDS_METRICS_H
+#define CEPH_MDS_METRICS_H
+
+#include "messages/MMDSOp.h"
+#include "mds/MDSPerfMetricTypes.h"
+
+class MMDSMetrics final : public MMDSOp {
+private:
+  static constexpr int HEAD_VERSION = 1;
+  static constexpr int COMPAT_VERSION = 1;
+public:
+  // metrics messsage (client -> metrics map, rank, etc..)
+  metrics_message_t metrics_message;
+
+protected:
+  MMDSMetrics() : MMDSOp(MSG_MDS_METRICS, HEAD_VERSION, COMPAT_VERSION) {
+  }
+  MMDSMetrics(metrics_message_t metrics_message)
+    : MMDSOp(MSG_MDS_METRICS, HEAD_VERSION, COMPAT_VERSION),
+      metrics_message(metrics_message) {
+  }
+  ~MMDSMetrics() final {}
+
+public:
+  std::string_view get_type_name() const override {
+    return "mds_metrics";
+  }
+
+  void print(ostream &out) const override {
+    out << "mds_metrics from rank=" << metrics_message.rank << " carrying "
+        << metrics_message.client_metrics_map.size() << " metric updates";
+  }
+
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    encode(metrics_message, payload, features);
+  }
+
+  void decode_payload() override {
+    using ceph::decode;
+    auto iter = payload.cbegin();
+    decode(metrics_message, iter);
+  }
+
+private:
+  template<class T, typename... Args>
+  friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
+};
+
+#endif // CEPH_MDS_METRICS_H