Adding upstream version 18.2.2.upstream/18.2.2

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

1 files changed, 68 insertions, 0 deletions

diff --git a/src/messages/MExportDir.h b/src/messages/MExportDir.h
new file mode 100644
index 000000000..7c2b39166
--- /dev/null
+++ b/src/messages/MExportDir.h
@@ -0,0 +1,68 @@
+// -*- 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_MEXPORTDIR_H
+#define CEPH_MEXPORTDIR_H
+
+#include "messages/MMDSOp.h"
+
+class MExportDir final : public MMDSOp {
+public:
+  dirfrag_t dirfrag;
+  ceph::buffer::list export_data;
+  std::vector<dirfrag_t> bounds;
+  ceph::buffer::list client_map;
+
+protected:
+  MExportDir() : MMDSOp{MSG_MDS_EXPORTDIR} {}
+  MExportDir(dirfrag_t df, uint64_t tid) :
+    MMDSOp{MSG_MDS_EXPORTDIR}, dirfrag(df) {
+    set_tid(tid);
+  }
+  ~MExportDir() final {}
+
+public:
+  std::string_view get_type_name() const override { return "Ex"; }
+  void print(std::ostream& o) const override {
+    o << "export(" << dirfrag << ")";
+  }
+
+  void add_export(dirfrag_t df) { 
+    bounds.push_back(df); 
+  }
+
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    encode(dirfrag, payload);
+    encode(bounds, payload);
+    encode(export_data, payload);
+    encode(client_map, payload);
+  }
+  void decode_payload() override {
+    using ceph::decode;
+    auto p = payload.cbegin();
+    decode(dirfrag, p);
+    decode(bounds, p);
+    decode(export_data, p);
+    decode(client_map, p);
+  }
+private:
+  template<class T, typename... Args>
+  friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
+  template<class T, typename... Args>
+  friend MURef<T> crimson::make_message(Args&&... args);
+};
+
+#endif