remove ceph code

[stor4nfv.git] / src / ceph / src / tools / rados / PoolDump.cc

diff --git a/src/ceph/src/tools/rados/PoolDump.cc b/src/ceph/src/tools/rados/PoolDump.cc
deleted file mode 100644 (file)
index ad7a1a4..0000000
--- a/src/ceph/src/tools/rados/PoolDump.cc
+++ /dev/null
@@ -1,170 +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) 2015 Red Hat
- *
- * 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 "include/rados/librados.hpp"
-#include "common/errno.h"
-
-#include "PoolDump.h"
-
-using namespace librados;
-
-#define dout_context g_ceph_context
-#define dout_subsys ceph_subsys_rados
-
-/**
- * Export RADOS objects from a live cluster
- * to a serialized format via a file descriptor.
- *
- * @returns 0 on success, else error code
- */
-int PoolDump::dump(IoCtx *io_ctx)
-{
-  assert(io_ctx != NULL);
-
-  int r = 0;
-  write_super();
-
-  r = write_simple(TYPE_POOL_BEGIN, file_fd);
-  if (r != 0) {
-    return r;
-  }
-
-  io_ctx->set_namespace(all_nspaces);
-  librados::NObjectIterator i = io_ctx->nobjects_begin();
-
-  librados::NObjectIterator i_end = io_ctx->nobjects_end();
-  for (; i != i_end; ++i) {
-    const std::string oid = i->get_oid();
-    dout(10) << "OID '" << oid << "'" << dendl;
-
-    // Compose OBJECT_BEGIN
-    // ====================
-    object_begin obj_begin;
-    obj_begin.hoid.hobj.oid = i->get_oid();
-    obj_begin.hoid.hobj.nspace = i->get_nspace();
-    obj_begin.hoid.hobj.set_key(i->get_locator());
-
-    // Only output head, RadosImport only wants that
-    obj_begin.hoid.hobj.snap = CEPH_NOSNAP;
-
-    // Skip setting object_begin.oi, RadosImport doesn't care
-
-    r = write_section(TYPE_OBJECT_BEGIN, obj_begin, file_fd);
-    if (r != 0) {
-      return r;
-    }
-
-    // Compose TYPE_DATA chunks
-    // ========================
-    const uint32_t op_size = 4096 * 1024;
-    uint64_t offset = 0;
-    io_ctx->set_namespace(i->get_nspace());
-    while (true) {
-      bufferlist outdata;
-      r = io_ctx->read(oid, outdata, op_size, offset);
-      if (r <= 0) {
-        // Error or no data
-        break;
-      }
-
-      r = write_section(TYPE_DATA,
-          data_section(offset, outdata.length(), outdata), file_fd);
-      if (r != 0) {
-        // Output stream error
-        return r;
-      }
-
-      if (outdata.length() < op_size) {
-        // No more data
-        r = 0;
-        break;
-      }
-      offset += outdata.length();
-    }
-
-    // Compose TYPE_ATTRS chunk
-    // ========================
-    std::map<std::string, bufferlist> raw_xattrs;
-    std::map<std::string, bufferlist> xattrs;
-    r = io_ctx->getxattrs(oid, raw_xattrs);
-    if (r < 0) {
-      cerr << "error getting xattr set " << oid << ": " << cpp_strerror(r)
-           << std::endl;
-      return r;
-    }
-    // Prepend "_" to mimic how user keys are represented in a pg export
-    for (std::map<std::string, bufferlist>::iterator i = raw_xattrs.begin();
-         i != raw_xattrs.end(); ++i) {
-      std::pair< std::string, bufferlist> item(std::string("_") + std::string(i->first.c_str()), i->second);
-      xattrs.insert(item);
-    }
-    r = write_section(TYPE_ATTRS, attr_section(xattrs), file_fd);
-    if (r != 0) {
-      return r;
-    }
-
-    // Compose TYPE_OMAP_HDR section
-    // =============================
-    bufferlist omap_header;
-    r = io_ctx->omap_get_header(oid, &omap_header);
-    if (r < 0) {
-      cerr << "error getting omap header " << oid
-          << ": " << cpp_strerror(r) << std::endl;
-      return r;
-    }
-    r = write_section(TYPE_OMAP_HDR, omap_hdr_section(omap_header), file_fd);
-    if (r != 0) {
-      return r;
-    }
-
-    // Compose TYPE_OMAP
-    int MAX_READ = 512;
-    string last_read = "";
-    do {
-      map<string, bufferlist> values;
-      r = io_ctx->omap_get_vals(oid, last_read, MAX_READ, &values);
-      if (r < 0) {
-       cerr << "error getting omap keys " << oid << ": "
-            << cpp_strerror(r) << std::endl;
-       return r;
-      }
-      if (values.size()) {
-        last_read = values.rbegin()->first;
-      } else {
-        break;
-      }
-
-      r = write_section(TYPE_OMAP, omap_section(values), file_fd);
-      if (r != 0) {
-        return r;
-      }
-      r = values.size();
-    } while (r == MAX_READ);
-    r = 0;
-
-    // Close object
-    // =============
-    r = write_simple(TYPE_OBJECT_END, file_fd);
-    if (r != 0) {
-      return r;
-    }
-  }
-
-  r = write_simple(TYPE_POOL_END, file_fd);
-#if defined(__linux__)
-  if (file_fd != STDOUT_FILENO)
-    posix_fadvise(file_fd, 0, 0, POSIX_FADV_DONTNEED);
-#endif
-  return r;
-}