remove ceph code

[stor4nfv.git] / src / ceph / src / mds / MDSTable.cc

diff --git a/src/ceph/src/mds/MDSTable.cc b/src/ceph/src/mds/MDSTable.cc
deleted file mode 100644 (file)
index 13a007d..0000000
--- a/src/ceph/src/mds/MDSTable.cc
+++ /dev/null
@@ -1,191 +0,0 @@
-// -*- 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.
- * 
- */
-
-#include "MDSTable.h"
-
-#include "MDSRank.h"
-#include "MDLog.h"
-
-#include "osdc/Filer.h"
-
-#include "include/types.h"
-
-#include "common/config.h"
-#include "common/errno.h"
-#include "common/Finisher.h"
-
-#include "include/assert.h"
-
-
-#define dout_context g_ceph_context
-#define dout_subsys ceph_subsys_mds
-#undef dout_prefix
-#define dout_prefix *_dout << "mds." << rank << "." << table_name << ": "
-
-
-class MDSTableIOContext : public MDSIOContextBase
-{
-  protected:
-    MDSTable *ida;
-    MDSRank *get_mds() override {return ida->mds;}
-  public:
-    explicit MDSTableIOContext(MDSTable *ida_) : ida(ida_) {
-      assert(ida != NULL);
-    }
-};
-
-
-class C_IO_MT_Save : public MDSTableIOContext {
-  version_t version;
-public:
-  C_IO_MT_Save(MDSTable *i, version_t v) : MDSTableIOContext(i), version(v) {}
-  void finish(int r) override {
-    ida->save_2(r, version);
-  }
-};
-
-void MDSTable::save(MDSInternalContextBase *onfinish, version_t v)
-{
-  if (v > 0 && v <= committing_version) {
-    dout(10) << "save v " << version << " - already saving "
-            << committing_version << " >= needed " << v << dendl;
-    waitfor_save[v].push_back(onfinish);
-    return;
-  }
-  
-  dout(10) << "save v " << version << dendl;
-  assert(is_active());
-  
-  bufferlist bl;
-  ::encode(version, bl);
-  encode_state(bl);
-
-  committing_version = version;
-
-  if (onfinish)
-    waitfor_save[version].push_back(onfinish);
-
-  // write (async)
-  SnapContext snapc;
-  object_t oid = get_object_name();
-  object_locator_t oloc(mds->mdsmap->get_metadata_pool());
-  mds->objecter->write_full(oid, oloc,
-                           snapc,
-                           bl, ceph::real_clock::now(), 0,
-                           new C_OnFinisher(new C_IO_MT_Save(this, version),
-                                            mds->finisher));
-}
-
-void MDSTable::save_2(int r, version_t v)
-{
-  if (r < 0) {
-    dout(1) << "save error " << r << " v " << v << dendl;
-    mds->clog->error() << "failed to store table " << table_name << " object,"
-                      << " errno " << r;
-    mds->handle_write_error(r);
-    return;
-  }
-
-  dout(10) << "save_2 v " << v << dendl;
-  committed_version = v;
-  
-  list<MDSInternalContextBase*> ls;
-  while (!waitfor_save.empty()) {
-    if (waitfor_save.begin()->first > v) break;
-    ls.splice(ls.end(), waitfor_save.begin()->second);
-    waitfor_save.erase(waitfor_save.begin());
-  }
-  finish_contexts(g_ceph_context, ls,0);
-}
-
-
-void MDSTable::reset()
-{
-  reset_state();
-  state = STATE_ACTIVE;
-}
-
-
-
-// -----------------------
-
-class C_IO_MT_Load : public MDSTableIOContext {
-public:
-  Context *onfinish;
-  bufferlist bl;
-  C_IO_MT_Load(MDSTable *i, Context *o) : MDSTableIOContext(i), onfinish(o) {}
-  void finish(int r) override {
-    ida->load_2(r, bl, onfinish);
-  }
-};
-
-object_t MDSTable::get_object_name() const
-{
-  char n[50];
-  if (per_mds)
-    snprintf(n, sizeof(n), "mds%d_%s", int(mds->get_nodeid()), table_name);
-  else
-    snprintf(n, sizeof(n), "mds_%s", table_name);
-  return object_t(n);
-}
-
-void MDSTable::load(MDSInternalContextBase *onfinish)
-{ 
-  dout(10) << "load" << dendl;
-
-  assert(is_undef());
-  state = STATE_OPENING;
-
-  C_IO_MT_Load *c = new C_IO_MT_Load(this, onfinish);
-  object_t oid = get_object_name();
-  object_locator_t oloc(mds->mdsmap->get_metadata_pool());
-  mds->objecter->read_full(oid, oloc, CEPH_NOSNAP, &c->bl, 0,
-                          new C_OnFinisher(c, mds->finisher));
-}
-
-void MDSTable::load_2(int r, bufferlist& bl, Context *onfinish)
-{
-  assert(is_opening());
-  state = STATE_ACTIVE;
-  if (r == -EBLACKLISTED) {
-    mds->respawn();
-    return;
-  }
-  if (r < 0) {
-    derr << "load_2 could not read table: " << r << dendl;
-    mds->clog->error() << "error reading table object '" << get_object_name()
-                       << "' " << r << " (" << cpp_strerror(r) << ")";
-    mds->damaged();
-    assert(r >= 0);  // Should be unreachable because damaged() calls respawn()
-  }
-
-  dout(10) << "load_2 got " << bl.length() << " bytes" << dendl;
-  bufferlist::iterator p = bl.begin();
-
-  try {
-    ::decode(version, p);
-    projected_version = committed_version = version;
-    dout(10) << "load_2 loaded v" << version << dendl;
-    decode_state(p);
-  } catch (buffer::error &e) {
-    mds->clog->error() << "error decoding table object '" << get_object_name()
-                       << "': " << e.what();
-    mds->damaged();
-    assert(r >= 0);  // Should be unreachable because damaged() calls respawn()
-  }
-
-  if (onfinish) {
-    onfinish->complete(0);
-  }
-}