initial code repo

[stor4nfv.git] / src / ceph / src / messages / MExportDirPrep.h

diff --git a/src/ceph/src/messages/MExportDirPrep.h b/src/ceph/src/messages/MExportDirPrep.h
new file mode 100644 (file)
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+++ b/src/ceph/src/messages/MExportDirPrep.h
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+// -*- 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_MEXPORTDIRPREP_H
+#define CEPH_MEXPORTDIRPREP_H
+
+#include "msg/Message.h"
+#include "include/types.h"
+
+class MExportDirPrep : public Message {
+  dirfrag_t dirfrag;
+ public:
+  bufferlist basedir;
+  list<dirfrag_t> bounds;
+  list<bufferlist> traces;
+private:
+  set<mds_rank_t> bystanders;
+  bool b_did_assim;
+
+public:
+  dirfrag_t get_dirfrag() { return dirfrag; }
+  list<dirfrag_t>& get_bounds() { return bounds; }
+  set<mds_rank_t> &get_bystanders() { return bystanders; }
+
+  bool did_assim() { return b_did_assim; }
+  void mark_assim() { b_did_assim = true; }
+
+  MExportDirPrep() {
+    b_did_assim = false;
+  }
+  MExportDirPrep(dirfrag_t df, uint64_t tid) :
+    Message(MSG_MDS_EXPORTDIRPREP),
+    dirfrag(df), b_did_assim(false) {
+    set_tid(tid);
+  }
+private:
+  ~MExportDirPrep() override {}
+
+public:
+  const char *get_type_name() const override { return "ExP"; }
+  void print(ostream& o) const override {
+    o << "export_prep(" << dirfrag << ")";
+  }
+
+  void add_bound(dirfrag_t df) {
+    bounds.push_back( df );
+  }
+  void add_trace(bufferlist& bl) {
+    traces.push_back(bl);
+  }
+  void add_bystander(mds_rank_t who) {
+    bystanders.insert(who);
+  }
+
+  void decode_payload() override {
+    bufferlist::iterator p = payload.begin();
+    ::decode(dirfrag, p);
+    ::decode(basedir, p);
+    ::decode(bounds, p);
+    ::decode(traces, p);
+    ::decode(bystanders, p);
+  }
+
+  void encode_payload(uint64_t features) override {
+    ::encode(dirfrag, payload);
+    ::encode(basedir, payload);
+    ::encode(bounds, payload);
+    ::encode(traces, payload);
+    ::encode(bystanders, payload);
+  }
+};
+
+#endif