Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 60 insertions, 0 deletions

diff --git a/src/messages/MLog.h b/src/messages/MLog.h
new file mode 100644
index 000000000..e38aab904
--- /dev/null
+++ b/src/messages/MLog.h
@@ -0,0 +1,60 @@
+// -*- 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) 2004-2006 Sage Weil <sage@newdream.net>
+ *
+ * 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_MLOG_H
+#define CEPH_MLOG_H
+
+#include "common/LogEntry.h"
+#include "messages/PaxosServiceMessage.h"
+
+#include <deque>
+
+class MLog final : public PaxosServiceMessage {
+public:
+  uuid_d fsid;
+  std::deque<LogEntry> entries;
+
+  MLog() : PaxosServiceMessage{MSG_LOG, 0} {}
+  MLog(const uuid_d& f, std::deque<LogEntry>&& e)
+    : PaxosServiceMessage{MSG_LOG, 0}, fsid(f), entries{std::move(e)} { }
+  MLog(const uuid_d& f) : PaxosServiceMessage(MSG_LOG, 0), fsid(f) { }
+private:
+  ~MLog() final {}
+
+public:
+  std::string_view get_type_name() const override { return "log"; }
+  void print(std::ostream& out) const override {
+    out << "log(";
+    if (entries.size())
+      out << entries.size() << " entries from seq " << entries.front().seq
+	  << " at " << entries.front().stamp;
+    out << ")";
+  }
+
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    paxos_encode();
+    encode(fsid, payload);
+    encode(entries, payload, features);
+  }
+  void decode_payload() override {
+    using ceph::decode;
+    auto p = payload.cbegin();
+    paxos_decode(p);
+    decode(fsid, p);
+    decode(entries, p);
+  }
+};
+
+#endif