Adding upstream version 18.2.2.upstream/18.2.2

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

1 files changed, 84 insertions, 0 deletions

diff --git a/src/messages/MOSDECSubOpRead.h b/src/messages/MOSDECSubOpRead.h
new file mode 100644
index 000000000..254357f13
--- /dev/null
+++ b/src/messages/MOSDECSubOpRead.h
@@ -0,0 +1,84 @@
+// -*- 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 MOSDECSUBOPREAD_H
+#define MOSDECSUBOPREAD_H
+
+#include "MOSDFastDispatchOp.h"
+#include "osd/ECMsgTypes.h"
+
+class MOSDECSubOpRead : public MOSDFastDispatchOp {
+private:
+  static constexpr int HEAD_VERSION = 3;
+  static constexpr int COMPAT_VERSION = 1;
+
+public:
+  spg_t pgid;
+  epoch_t map_epoch = 0, min_epoch = 0;
+  ECSubRead op;
+
+  int get_cost() const override {
+    return 0;
+  }
+  epoch_t get_map_epoch() const override {
+    return map_epoch;
+  }
+  epoch_t get_min_epoch() const override {
+    return min_epoch;
+  }
+  spg_t get_spg() const override {
+    return pgid;
+  }
+
+  MOSDECSubOpRead()
+    : MOSDFastDispatchOp{MSG_OSD_EC_READ, HEAD_VERSION, COMPAT_VERSION}
+    {}
+
+  void decode_payload() override {
+    using ceph::decode;
+    auto p = payload.cbegin();
+    decode(pgid, p);
+    decode(map_epoch, p);
+    decode(op, p);
+    if (header.version >= 3) {
+      decode(min_epoch, p);
+      decode_trace(p);
+    } else {
+      min_epoch = map_epoch;
+    }
+  }
+
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    encode(pgid, payload);
+    encode(map_epoch, payload);
+    encode(op, payload, features);
+    encode(min_epoch, payload);
+    encode_trace(payload, features);
+  }
+
+  std::string_view get_type_name() const override { return "MOSDECSubOpRead"; }
+
+  void print(std::ostream& out) const override {
+    out << "MOSDECSubOpRead(" << pgid
+	<< " " << map_epoch << "/" << min_epoch
+	<< " " << op;
+    out << ")";
+  }
+private:
+  template<class T, typename... Args>
+  friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
+};
+
+#endif