initial code repo

[stor4nfv.git] / src / ceph / src / mds / events / EImportStart.h

diff --git a/src/ceph/src/mds/events/EImportStart.h b/src/ceph/src/mds/events/EImportStart.h
new file mode 100644 (file)
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+++ b/src/ceph/src/mds/events/EImportStart.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_EIMPORTSTART_H
+#define CEPH_EIMPORTSTART_H
+
+#include "common/config.h"
+#include "include/types.h"
+
+class MDLog;
+class MDSRank;
+
+#include "EMetaBlob.h"
+#include "../LogEvent.h"
+
+class EImportStart : public LogEvent {
+protected:
+  dirfrag_t base;
+  vector<dirfrag_t> bounds;
+  mds_rank_t from;
+
+public:
+  EMetaBlob metablob;
+  bufferlist client_map;  // encoded map<__u32,entity_inst_t>
+  version_t cmapv{0};
+
+  EImportStart(MDLog *log, dirfrag_t di, vector<dirfrag_t>& b, mds_rank_t f) :
+    LogEvent(EVENT_IMPORTSTART),
+    base(di), bounds(b), from(f), metablob(log) { }
+  EImportStart() :
+    LogEvent(EVENT_IMPORTSTART), from(MDS_RANK_NONE) { }
+  
+  void print(ostream& out) const override {
+    out << "EImportStart " << base << " from mds." << from << " " << metablob;
+  }
+
+  EMetaBlob *get_metablob() override { return &metablob; }
+  
+  void encode(bufferlist &bl, uint64_t features) const override;
+  void decode(bufferlist::iterator &bl) override;
+  void dump(Formatter *f) const override;
+  static void generate_test_instances(list<EImportStart*>& ls);
+  
+  void update_segment() override;
+  void replay(MDSRank *mds) override;
+
+};
+WRITE_CLASS_ENCODER_FEATURES(EImportStart)
+
+#endif