summaryrefslogtreecommitdiffstats
path: root/src/messages/MTimeCheck.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/messages/MTimeCheck.h')
-rw-r--r--src/messages/MTimeCheck.h92
1 files changed, 92 insertions, 0 deletions
diff --git a/src/messages/MTimeCheck.h b/src/messages/MTimeCheck.h
new file mode 100644
index 000000000..03cd157f2
--- /dev/null
+++ b/src/messages/MTimeCheck.h
@@ -0,0 +1,92 @@
+// -*- 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) 2012 Inktank, 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_MTIMECHECK_H
+#define CEPH_MTIMECHECK_H
+
+class MTimeCheck final : public Message {
+public:
+ static constexpr int HEAD_VERSION = 1;
+
+ enum {
+ OP_PING = 1,
+ OP_PONG = 2,
+ OP_REPORT = 3,
+ };
+
+ int op = 0;
+ version_t epoch = 0;
+ version_t round = 0;
+
+ utime_t timestamp;
+ map<entity_inst_t, double> skews;
+ map<entity_inst_t, double> latencies;
+
+ MTimeCheck() : Message{MSG_TIMECHECK, HEAD_VERSION} {}
+ MTimeCheck(int op) :
+ Message{MSG_TIMECHECK, HEAD_VERSION},
+ op(op)
+ {}
+
+private:
+ ~MTimeCheck() final {}
+
+public:
+ std::string_view get_type_name() const override { return "time_check"; }
+ const char *get_op_name() const {
+ switch (op) {
+ case OP_PING: return "ping";
+ case OP_PONG: return "pong";
+ case OP_REPORT: return "report";
+ }
+ return "???";
+ }
+ void print(std::ostream &o) const override {
+ o << "time_check( " << get_op_name()
+ << " e " << epoch << " r " << round;
+ if (op == OP_PONG) {
+ o << " ts " << timestamp;
+ } else if (op == OP_REPORT) {
+ o << " #skews " << skews.size()
+ << " #latencies " << latencies.size();
+ }
+ o << " )";
+ }
+
+ void decode_payload() override {
+ using ceph::decode;
+ auto p = payload.cbegin();
+ decode(op, p);
+ decode(epoch, p);
+ decode(round, p);
+ decode(timestamp, p);
+ decode(skews, p);
+ decode(latencies, p);
+ }
+
+ void encode_payload(uint64_t features) override {
+ using ceph::encode;
+ encode(op, payload);
+ encode(epoch, payload);
+ encode(round, payload);
+ encode(timestamp, payload);
+ encode(skews, payload, features);
+ encode(latencies, payload, features);
+ }
+private:
+ template<class T, typename... Args>
+ friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
+};
+
+#endif /* CEPH_MTIMECHECK_H */