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Diffstat (limited to 'src/messages/MLog.h')
-rw-r--r-- | src/messages/MLog.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/messages/MLog.h b/src/messages/MLog.h new file mode 100644 index 00000000..d2c6e9e9 --- /dev/null +++ b/src/messages/MLog.h @@ -0,0 +1,61 @@ +// -*- 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 : public MessageInstance<MLog, PaxosServiceMessage> { +public: + friend factory; + + uuid_d fsid; + std::deque<LogEntry> entries; + + MLog() : MessageInstance(MSG_LOG, 0) {} + MLog(const uuid_d& f, const std::deque<LogEntry>& e) + : MessageInstance(MSG_LOG, 0), fsid(f), entries(e) { } + MLog(const uuid_d& f) : MessageInstance(MSG_LOG, 0), fsid(f) { } +private: + ~MLog() override {} + +public: + std::string_view get_type_name() const override { return "log"; } + void print(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 { + auto p = payload.cbegin(); + paxos_decode(p); + decode(fsid, p); + decode(entries, p); + } +}; + +#endif |