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-rw-r--r--src/messages/PaxosServiceMessage.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/messages/PaxosServiceMessage.h b/src/messages/PaxosServiceMessage.h
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+++ b/src/messages/PaxosServiceMessage.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+
+#ifndef CEPH_PAXOSSERVICEMESSAGE_H
+#define CEPH_PAXOSSERVICEMESSAGE_H
+
+#include "msg/Message.h"
+#include "mon/Session.h"
+
+class PaxosServiceMessage : public Message {
+public:
+ version_t version;
+ __s16 deprecated_session_mon;
+ uint64_t deprecated_session_mon_tid;
+
+ // track which epoch the leader received a forwarded request in, so we can
+ // discard forwarded requests appropriately on election boundaries.
+ epoch_t rx_election_epoch;
+
+ PaxosServiceMessage()
+ : Message{MSG_PAXOS},
+ version(0), deprecated_session_mon(-1), deprecated_session_mon_tid(0),
+ rx_election_epoch(0) { }
+ PaxosServiceMessage(int type, version_t v, int enc_version=1, int compat_enc_version=0)
+ : Message{type, enc_version, compat_enc_version},
+ version(v), deprecated_session_mon(-1), deprecated_session_mon_tid(0),
+ rx_election_epoch(0) { }
+ protected:
+ ~PaxosServiceMessage() override {}
+
+ public:
+ void paxos_encode() {
+ using ceph::encode;
+ encode(version, payload);
+ encode(deprecated_session_mon, payload);
+ encode(deprecated_session_mon_tid, payload);
+ }
+
+ void paxos_decode(ceph::buffer::list::const_iterator& p ) {
+ using ceph::decode;
+ decode(version, p);
+ decode(deprecated_session_mon, p);
+ decode(deprecated_session_mon_tid, p);
+ }
+
+ void encode_payload(uint64_t features) override {
+ ceph_abort();
+ paxos_encode();
+ }
+
+ void decode_payload() override {
+ ceph_abort();
+ auto p = payload.cbegin();
+ paxos_decode(p);
+ }
+
+ std::string_view get_type_name() const override { return "PaxosServiceMessage"; }
+};
+
+#endif