1 files changed, 42 insertions, 0 deletions
diff --git a/src/messages/MConfig.h b/src/messages/MConfig.h
new file mode 100644
index 000000000..c97c70640
--- /dev/null
+++ b/src/messages/MConfig.h
@@ -0,0 +1,42 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#pragma once
+
+#include "msg/Message.h"
+
+class MConfig : public Message {
+public:
+  static constexpr int HEAD_VERSION = 1;
+  static constexpr int COMPAT_VERSION = 1;
+
+  // use transparent comparator so we can lookup in it by std::string_view keys
+  std::map<std::string,std::string,std::less<>> config;
+
+  MConfig() : Message{MSG_CONFIG, HEAD_VERSION, COMPAT_VERSION} { }
+  MConfig(const std::map<std::string,std::string,std::less<>>& c)
+    : Message{MSG_CONFIG, HEAD_VERSION, COMPAT_VERSION},
+      config{c} {}
+  MConfig(std::map<std::string,std::string,std::less<>>&& c)
+    : Message{MSG_CONFIG, HEAD_VERSION, COMPAT_VERSION},
+      config{std::move(c)} {}
+
+  std::string_view get_type_name() const override {
+    return "config";
+  }
+  void print(std::ostream& o) const override {
+    o << "config(" << config.size() << " keys" << ")";
+  }
+
+  void decode_payload() override {
+    using ceph::decode;
+    auto p = payload.cbegin();
+    decode(config, p);
+  }
+
+  void encode_payload(uint64_t) override {
+    using ceph::encode;
+    encode(config, payload);
+  }
+
+};