1 files changed, 103 insertions, 0 deletions
diff --git a/src/messages/MOSDMarkMeDown.h b/src/messages/MOSDMarkMeDown.h
new file mode 100644
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+++ b/src/messages/MOSDMarkMeDown.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2013 Inktank Storage, Inc.
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#ifndef CEPH_MOSDMARKMEDOWN_H
+#define CEPH_MOSDMARKMEDOWN_H
+
+#include "messages/PaxosServiceMessage.h"
+
+class MOSDMarkMeDown : public MessageInstance<MOSDMarkMeDown, PaxosServiceMessage> {
+public:
+  friend factory;
+private:
+  static constexpr int HEAD_VERSION = 3;
+  static constexpr int COMPAT_VERSION = 3;
+
+ public:
+  uuid_d fsid;
+  int32_t target_osd;
+  entity_addrvec_t target_addrs;
+  epoch_t epoch = 0;
+  bool request_ack = false;          // ack requested
+
+  MOSDMarkMeDown()
+    : MessageInstance(MSG_OSD_MARK_ME_DOWN, 0,
+			  HEAD_VERSION, COMPAT_VERSION) { }
+  MOSDMarkMeDown(const uuid_d &fs, int osd, const entity_addrvec_t& av,
+		 epoch_t e, bool request_ack)
+    : MessageInstance(MSG_OSD_MARK_ME_DOWN, e,
+			  HEAD_VERSION, COMPAT_VERSION),
+      fsid(fs), target_osd(osd), target_addrs(av),
+      epoch(e), request_ack(request_ack) {}
+ private:
+  ~MOSDMarkMeDown() override {}
+
+public: 
+  epoch_t get_epoch() const { return epoch; }
+
+  void decode_payload() override {
+    auto p = payload.cbegin();
+    paxos_decode(p);
+    if (header.version <= 2) {
+      decode(fsid, p);
+      entity_inst_t i;
+      decode(i, p);
+      target_osd = i.name.num();
+      target_addrs = entity_addrvec_t(i.addr);
+      decode(epoch, p);
+      decode(request_ack, p);
+      return;
+    }
+    decode(fsid, p);
+    decode(target_osd, p);
+    decode(target_addrs, p);
+    decode(epoch, p);
+    decode(request_ack, p);
+  }
+
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    paxos_encode();
+    if (!HAVE_FEATURE(features, SERVER_NAUTILUS)) {
+      header.version = 2;
+      header.compat_version = 2;
+      encode(fsid, payload);
+      encode(entity_inst_t(entity_name_t::OSD(target_osd),
+			   target_addrs.legacy_addr()),
+	     payload, features);
+      encode(epoch, payload);
+      encode(request_ack, payload);
+      return;
+    }
+    header.version = HEAD_VERSION;
+    header.compat_version = COMPAT_VERSION;
+    encode(fsid, payload);
+    encode(target_osd, payload, features);
+    encode(target_addrs, payload, features);
+    encode(epoch, payload);
+    encode(request_ack, payload);
+  }
+
+  std::string_view get_type_name() const override { return "MOSDMarkMeDown"; }
+  void print(ostream& out) const override {
+    out << "MOSDMarkMeDown("
+	<< "request_ack=" << request_ack
+	<< ", osd." << target_osd
+	<< ", " << target_addrs
+	<< ", fsid=" << fsid
+	<< ")";
+  }
+};
+
+#endif