int ObSKeyInfoValue::trans_from_scanner(const ObScanner& scanner)
 {
   int ret                 = OB_SUCCESS;
   ObCellInfo* cell_info   = NULL;
   bool is_row_changed     = false;
   ObObjType type          = ObMinType;
   ObScannerIterator iter;
   ObString value;
   if (OB_SUCCESS == ret)
   {
     iter = scanner.begin();
     iter.get_cell(&cell_info, &is_row_changed);
     if(NULL == cell_info)
     {
       TBSYS_LOG(WARN, "get null cell_info");
       ret = OB_ERROR;
     }
     else
     {
       type = cell_info->value_.get_type();
       switch (type)
       {
       case ObVarcharType:
         cell_info->value_.get_varchar(value);
         skey_      = value.ptr();
         length_    = value.length();
         timestamp_ = tbsys::CTimeUtil::getTime();
         break;
       case ObExtendType:
         if (ObActionFlag::OP_ROW_DOES_NOT_EXIST == cell_info->value_.get_ext())
         {
           ret = OB_ENTRY_NOT_EXIST;
         }
         else
         {
           TBSYS_LOG(WARN, "unknow extend value=%ld", cell_info->value_.get_ext());
           ret = OB_ERROR;
         }
         break;
       default:
         TBSYS_LOG(WARN, "unexpected obj type");
         ret = OB_ERROR;
         break;
       }
     }
   }
   return ret;
 }
Example #2
0
void dump_scanner(ObScanner &scanner)
{
  ObScannerIterator iter;
  int total_count = 0;
  int row_count = 0;
  bool is_row_changed = false;
  for (iter = scanner.begin(); iter != scanner.end(); iter++)
  {
    ObCellInfo *cell_info;
    iter.get_cell(&cell_info, &is_row_changed);
    if (is_row_changed) 
    {
      ++row_count;
      fprintf(stderr,"table_id:%lu, rowkey:\n", cell_info->table_id_);
      hex_dump(cell_info->row_key_.ptr(), cell_info->row_key_.length());
    }
    fprintf(stderr, "%s\n", common::print_cellinfo(cell_info, "CLI_GET"));
    ++total_count;
  }
  fprintf(stderr, "row_count=%d,total_count=%d\n", row_count, total_count);
}
// maybe not find a merge server
int TaskFactory::get_table_tablet(const char * table_name, const uint64_t table_id, uint64_t & count)
{
  int ret = OB_SUCCESS;
  ObScanParam scan_param;
  uint64_t max_len = 0;
  if (NULL == table_name)
  {
    TBSYS_LOG(ERROR, "check table name failed:table[%s], id[%lu]", table_name, table_id);
    ret = OB_ERROR;
  }
  else
  {
    ret = init_scan_param(table_name, table_id, max_len, scan_param);
    if (ret != OB_SUCCESS)
    {
      TBSYS_LOG(ERROR, "init scan param failed:table[%s], ret[%d]", table_name, ret);
    }
  }

  if (OB_SUCCESS == ret)
  {
    // for the first table tablet
    ObRowkey row_key;
    ObObj temp_buffer[common::OB_MAX_ROWKEY_COLUMN_NUMBER];
    row_key.assign(temp_buffer, common::OB_MAX_ROWKEY_COLUMN_NUMBER);
    ObGetParam param;
    ObScanner scanner;
    ObServer server;
    ObRowkey start_key;
    ObRowkey end_key;
    ObCellInfo * cell = NULL;
    ObScannerIterator iter;
    bool row_change = false;
    ObString name;
    name.assign(const_cast<char*>(table_name), (int32_t)strlen(table_name));
    ObCellInfo temp_cell;
    temp_cell.table_id_ = table_id;
    temp_cell.column_id_ = 0;
    common::ModuleArena allocator;
    while ((OB_SUCCESS == ret) && (!row_key.is_max_row()))
    {
      param.reset();
      param.set_is_read_consistency(false);
      temp_cell.row_key_ = row_key;
      ret = param.add_cell(temp_cell);
      if (ret != OB_SUCCESS)
      {
        TBSYS_LOG(ERROR, "add cell failed:ret[%d]", ret);
        break;
      }
      ret = rpc_->get(root_server_, timeout_, param, scanner);
      if (ret != OB_SUCCESS)
      {
        TBSYS_LOG(ERROR, "get root table for tablet failed:table[%lu], ret[%d]", table_id, ret);
        break;
      }
      else
      {
        // skip the first row
        iter = scanner.begin();
        ++iter;
        while ((iter != scanner.end())
            && (OB_SUCCESS == (ret = iter.get_cell(&cell, &row_change))) && !row_change)
        {
          if (NULL == cell)
          {
            TBSYS_LOG(ERROR, "%s", "check cell failed");
            ret = OB_INNER_STAT_ERROR;
            break;
          }
          ret = cell->row_key_.deep_copy(start_key, allocator);
          if (ret != OB_SUCCESS)
          {
            TBSYS_LOG(WARN, "deep copy the rowkey failed:ret[%d]", ret);
          }
          ++iter;
        }
      }
      // scanner iter end
      if (ret == OB_SUCCESS)
      {
        int64_t ip = 0;
        int64_t port = 0;
        int64_t version = 0;
        TabletLocation list;
        for (++iter; iter != scanner.end(); ++iter)
        {
          ret = iter.get_cell(&cell, &row_change);
          if (ret != OB_SUCCESS)
          {
            TBSYS_LOG(ERROR, "get cell from scanner iterator failed:ret[%d]", ret);
            break;
          }
          else if (row_change) // && (iter != last_iter))
          {
            TaskInfo task;
            task.set_table_id(table_id);
            task.set_table_name(table_name);
            ret = init_new_task(name, start_key, end_key, scan_param, task);
            if (ret != OB_SUCCESS)
            {
              TBSYS_LOG(ERROR, "init new task failed:ret[%d]", ret);
              break;
            }
            else
            {
              ret = insert_new_task(list, task);
              if (ret != OB_SUCCESS)
              {
                TBSYS_LOG(ERROR, "insert new task failed:ret[%d]", ret);
                break;
              }
              ++count;
            }
            list.clear();
            start_key = end_key;
          }
          else
          {
            cell->row_key_.deep_copy(end_key, allocator);
            if ((cell->column_name_.compare("1_ms_port") == 0)
                || (cell->column_name_.compare("2_ms_port") == 0)
                || (cell->column_name_.compare("3_ms_port") == 0))
            {
              ret = cell->value_.get_int(port);
            }
            else if ((cell->column_name_.compare("1_ipv4") == 0)
                || (cell->column_name_.compare("2_ipv4") == 0)
                || (cell->column_name_.compare("3_ipv4") == 0))
            {
              ret = cell->value_.get_int(ip);
            }
            else if ((cell->column_name_.compare("1_tablet_version") == 0)
                || (cell->column_name_.compare("2_tablet_version") == 0)
                || (cell->column_name_.compare("3_tablet_version") == 0))
            {
              ret = cell->value_.get_int(version);
              if (OB_SUCCESS == ret)
              {
                if (0 == port || port == 0)
                {
                  TBSYS_LOG(WARN, "%s", "check port or ip failed");
                }
                else
                {
                  server.set_ipv4_addr(int32_t(ip), int32_t(port));
                  ObTabletLocation addr(version, server);
                  if (OB_SUCCESS != (ret = list.add(addr)))
                  {
                    TBSYS_LOG(ERROR, "add addr failed:server[%d], port[%d], ret[%d]",
                        server.get_ipv4(), server.get_port(), ret);
                  }
                  else
                  {
                    TBSYS_LOG(DEBUG, "add addr succ:server[%s], version:%ld", server.to_cstring(), version);
                  }
                }
                ip = port = version = 0;
              }

            }

            if (ret != OB_SUCCESS)
            {
              TBSYS_LOG(ERROR, "check get value failed:ret[%d]", ret);
              break;
            }
          }
        }

        // for the last row
        if ((OB_SUCCESS == ret) && (start_key != end_key))
        {
          TaskInfo task;
          task.set_table_id(table_id);
          task.set_table_name(table_name);
          ret = init_new_task(name, start_key, end_key, scan_param, task);
          if (ret != OB_SUCCESS)
          {
            TBSYS_LOG(ERROR, "init new task failed:ret[%d]", ret);
          }
          else
          {
            ret = insert_new_task(list, task);
            if (ret != OB_SUCCESS)
            {
              TBSYS_LOG(ERROR, "insert new task failed:ret[%d]", ret);
            }
            ++count;
          }

          if (OB_SUCCESS == ret)
          {
            // copy all the end key objs to row_key
            for (int64_t i = 0; i < end_key.length(); ++i)
            {
              const_cast<ObObj *> (row_key.ptr())[i] = end_key.ptr()[i];
              row_key.assign(const_cast<ObObj *> (row_key.ptr()), end_key.length());
            }
            // modify last row key for next get root table
            if (!end_key.is_max_row())
            {
              const_cast<ObObj *>(row_key.ptr())[end_key.length()].set_max_value();
              row_key.assign(const_cast<ObObj *> (row_key.ptr()), end_key.length() + 1);
            }
          }
        }
        list.clear();
      }
    }
  }
  return ret;
}
Example #4
0
TEST(TestObScanner, add_cell)
{
  ObScanner fem;
  fem.set_is_req_fullfilled(true, 1011);
  fem.set_data_version(170);

  char buf[BUFSIZ];
  int64_t pospos = 0;
  fem.serialize(buf, BUFSIZ, pospos);

  FILE *fd;
  fd = fopen("tmptest", "w+");
  fwrite(buf, 1, pospos, fd);
  fclose(fd);

  ObScanner os;
  ObScanner ost;
  /*** added by wushi ***/
  int64_t fullfilled_item = 0;
  int64_t tmp = 0;
  bool is_fullfilled = true;
  bool tmp_bool = false;
  /// initialize
  ASSERT_EQ(os.get_is_req_fullfilled(tmp_bool, fullfilled_item),0);
  EXPECT_FALSE(tmp_bool);
  ASSERT_EQ(fullfilled_item,0);
  /// set fullfilled
  is_fullfilled = true;
  fullfilled_item = 1000;
  os.set_is_req_fullfilled(is_fullfilled,fullfilled_item);
  ASSERT_EQ(os.get_is_req_fullfilled(tmp_bool, tmp),0);
  ASSERT_EQ(tmp_bool,is_fullfilled);
  ASSERT_EQ(tmp,fullfilled_item);

  /*** added by wushi ***/

  ObCellInfo oci;

  oci.table_name_.assign((char*)"table1", 6);
  oci.row_key_.assign((char*)"row1", 4);
  oci.column_name_.assign((char*)"column1", 7);
  oci.value_.set_int(0xff);

  ost.set_mem_size_limit(20);
  ASSERT_EQ(OB_SIZE_OVERFLOW, ost.add_cell(oci));
  os.set_mem_size_limit(1024 * 1024 * 2);
  ASSERT_EQ(OB_SUCCESS, os.add_cell(oci));

  oci.column_name_.assign((char*)"column2", 7);
  oci.value_.set_int(0xfe);
  ASSERT_EQ(OB_SUCCESS, os.add_cell(oci));

  ObScannerIterator iter = os.begin();
  ObCellInfo tci;
  ASSERT_EQ(OB_SUCCESS, iter.get_cell(tci));

  ASSERT_EQ(string("table1"), string(tci.table_name_.ptr(), tci.table_name_.length()));
  ASSERT_EQ(string("row1"), string(tci.row_key_.ptr(), tci.row_key_.length()));
  ASSERT_EQ(string("column1"), string(tci.column_name_.ptr(), tci.column_name_.length()));
  ASSERT_EQ(OB_SUCCESS, tci.value_.get_int(tmp));
  ASSERT_EQ(0xff, tmp);

  iter++;
  ASSERT_EQ(OB_SUCCESS, iter.get_cell(tci));

  ASSERT_EQ(string("table1"), string(tci.table_name_.ptr(), tci.table_name_.length()));
  ASSERT_EQ(string("row1"), string(tci.row_key_.ptr(), tci.row_key_.length()));
  ASSERT_EQ(string("column2"), string(tci.column_name_.ptr(), tci.column_name_.length()));
  ASSERT_EQ(OB_SUCCESS, tci.value_.get_int(tmp));
  ASSERT_EQ(0xfe, tmp);

  iter++;

  ASSERT_EQ(true, os.end() == iter);

  //ObCellInfo oci;
  char row_key_buffer[1024];

  oci.table_name_.assign((char*)"table1", 6);
  sprintf(row_key_buffer, "row1");
  oci.row_key_.assign(row_key_buffer, 4);
  oci.column_name_.assign((char*)"column1", 7);
  oci.value_.set_int(0xff);

  ASSERT_EQ(OB_SUCCESS, os.add_cell(oci));

  oci.table_name_.assign((char*)"table1", 6);
  sprintf(row_key_buffer, "row1");
  oci.row_key_.assign(row_key_buffer, 4);
  oci.column_name_.assign((char*)"column2", 7);
  oci.value_.set_int(0xee);

  os.set_mem_size_limit(20);
  ASSERT_EQ(OB_SIZE_OVERFLOW, os.add_cell(oci));
  os.set_mem_size_limit(1024 * 1024 * 2);
  ASSERT_EQ(OB_SUCCESS, os.add_cell(oci));

  oci.table_name_.assign((char*)"table1", 6);
  sprintf(row_key_buffer, "row2");
  oci.row_key_.assign(row_key_buffer, 4);
  oci.column_name_.assign((char*)"column1", 7);
  oci.value_.set_int(0xdd);

  ASSERT_EQ(OB_SUCCESS, os.add_cell(oci));

  oci.table_name_.assign((char*)"table2", 6);
  sprintf(row_key_buffer, "row2");
  oci.row_key_.assign(row_key_buffer, 4);
  oci.column_name_.assign((char*)"column1", 7);
  oci.value_.set_int(0xcc);

  ASSERT_EQ(OB_SUCCESS, os.add_cell(oci));

  oci.table_name_.assign((char*)"table3", 6);
  sprintf(row_key_buffer, "row2");
  oci.row_key_.assign(row_key_buffer, 4);
  oci.column_name_.assign((char*)"column1", 7);
  oci.value_.set_int(0xbb);

  ASSERT_EQ(OB_SUCCESS, os.add_cell(oci));

  fprintf(stdout, "size=%ld\n", os.get_serialize_size());
  char buffer[2048];
  int64_t pos = 0;
  ASSERT_EQ(OB_SUCCESS, os.serialize(buffer, 1024, pos));
  ASSERT_EQ(pos, os.get_serialize_size());
  fd = fopen("./test.data.before_rollback", "w+");
  fwrite(buffer, 1, 1024, fd);
  fclose(fd);

  for (iter = os.begin(); iter != os.end(); iter++)
  {
    ObCellInfo ci;
    ASSERT_EQ(OB_SUCCESS, iter.get_cell(ci));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s]\n",
        ci.table_name_.length(), ci.table_name_.ptr(),
        ci.row_key_.length(), ci.row_key_.ptr(),
        ci.column_name_.length(), ci.column_name_.ptr());
  }
  fprintf(stdout, "==============================\n");
  while (OB_SUCCESS == os.next_cell())
  {
    ObCellInfo *ci = NULL;
    bool is_row_changed;
    ASSERT_EQ(OB_SUCCESS, os.get_cell(&ci, &is_row_changed));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s] "
            "table_id=[%lu] column_id=[%lu] row_changed=[%d]\n",
            ci->table_name_.length(), ci->table_name_.ptr(),
            ci->row_key_.length(), ci->row_key_.ptr(),
            ci->column_name_.length(),ci->column_name_.ptr(),
            ci->table_id_, ci->column_id_, is_row_changed);
  }
  os.reset_iter();
  fprintf(stdout, "==============================\n");

  ASSERT_EQ(OB_SUCCESS, os.rollback());

  fprintf(stdout, "size=%ld\n", os.get_serialize_size());
  pos = 0;
  ASSERT_EQ(OB_SUCCESS, os.serialize(buffer, 1024, pos));
  ASSERT_EQ(pos, os.get_serialize_size());
  fd = fopen("./test.data.after_rollback", "w+");
  fwrite(buffer, 1, 1024, fd);
  fclose(fd);

  for (iter = os.begin(); iter != os.end(); iter++)
  {
    ObCellInfo ci;
    ASSERT_EQ(OB_SUCCESS, iter.get_cell(ci));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s]\n",
        ci.table_name_.length(), ci.table_name_.ptr(),
        ci.row_key_.length(), ci.row_key_.ptr(),
        ci.column_name_.length(), ci.column_name_.ptr());
    ASSERT_EQ(OB_SUCCESS, iter.get_cell(ci));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s]\n",
        ci.table_name_.length(), ci.table_name_.ptr(),
        ci.row_key_.length(), ci.row_key_.ptr(),
        ci.column_name_.length(), ci.column_name_.ptr());
  }
  fprintf(stdout, "==============================\n");
  while (OB_SUCCESS == os.next_cell())
  {
    ObCellInfo *ci = NULL;
    bool is_row_changed;
    ASSERT_EQ(OB_SUCCESS, os.get_cell(&ci, &is_row_changed));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s] "
            "table_id=[%lu] column_id=[%lu] row_changed=[%d]\n",
            ci->table_name_.length(), ci->table_name_.ptr(),
            ci->row_key_.length(), ci->row_key_.ptr(),
            ci->column_name_.length(),ci->column_name_.ptr(),
            ci->table_id_, ci->column_id_, is_row_changed);
    ASSERT_EQ(OB_SUCCESS, os.get_cell(&ci, &is_row_changed));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s] "
            "table_id=[%lu] column_id=[%lu] row_changed=[%d]\n",
            ci->table_name_.length(), ci->table_name_.ptr(),
            ci->row_key_.length(), ci->row_key_.ptr(),
            ci->column_name_.length(),ci->column_name_.ptr(),
            ci->table_id_, ci->column_id_, is_row_changed);
  }
  os.reset_iter();
  fprintf(stdout, "==============================\n");

  pos = 0;
  ASSERT_EQ(OB_SUCCESS, os.deserialize(buffer, os.get_serialize_size(), pos));
  ASSERT_EQ(pos, os.get_serialize_size());

  for (iter = os.begin(); iter != os.end(); iter++)
  {
    ObCellInfo ci;
    ASSERT_EQ(OB_SUCCESS, iter.get_cell(ci));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s]\n",
        ci.table_name_.length(), ci.table_name_.ptr(),
        ci.row_key_.length(), ci.row_key_.ptr(),
        ci.column_name_.length(), ci.column_name_.ptr());
    ASSERT_EQ(OB_SUCCESS, iter.get_cell(ci));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s]\n",
        ci.table_name_.length(), ci.table_name_.ptr(),
        ci.row_key_.length(), ci.row_key_.ptr(),
        ci.column_name_.length(), ci.column_name_.ptr());
  }
  fprintf(stdout, "==============================\n");
  while (OB_SUCCESS == os.next_cell())
  {
    ObCellInfo *ci = NULL;
    bool is_row_changed;
    ASSERT_EQ(OB_SUCCESS, os.get_cell(&ci, &is_row_changed));
    fprintf(stdout, "table_name=[%.*s] row_key=[%.*s] column_name=[%.*s] "
            "table_id=[%lu] column_id=[%lu] row_changed=[%d]\n",
            ci->table_name_.length(), ci->table_name_.ptr(),
            ci->row_key_.length(), ci->row_key_.ptr(),
            ci->column_name_.length(),ci->column_name_.ptr(),
            ci->table_id_, ci->column_id_, is_row_changed);
  }
  os.reset_iter();

  /// set fullfilled
//  ASSERT_EQ(os.get_is_req_fullfilled(tmp_bool, tmp),0);
//  ASSERT_EQ(tmp_bool,is_fullfilled);
//  ASSERT_EQ(tmp,fullfilled_item);
  {
    ObRange range;
    range.border_flag_.set_inclusive_start();
    range.start_key_.assign((char*)"11111", 5);
    range.end_key_.assign((char*)"22222", 5);
    ObRange range2;
    range2.border_flag_.set_inclusive_start();
    range2.start_key_.assign((char*)"11111", 5);
    range2.end_key_.assign((char*)"22222", 5);

    int64_t pos = 0;
    int64_t data_len = 0;
    is_fullfilled = true;
    fullfilled_item = 1212;
    ObScanner os1;
    ObScanner os2;
    ASSERT_EQ(os1.set_is_req_fullfilled(is_fullfilled, fullfilled_item),0);
    os1.set_data_version(100);
    ASSERT_EQ(os1.set_range(range),0);
    range.border_flag_.set_inclusive_end();
    char buf[1024];
    ASSERT_EQ(os1.serialize(buf,sizeof(buf),pos),0);
    data_len = pos;
    pos = 0;
    ASSERT_EQ(os2.deserialize(buf, data_len, pos),0);
    memset(buf, 0x00, 1024);

    ASSERT_EQ(os2.get_is_req_fullfilled(tmp_bool, tmp),0);
    EXPECT_EQ(is_fullfilled, tmp_bool);
    ASSERT_EQ(fullfilled_item, tmp);
    ASSERT_EQ(os1.get_data_version(),100);

    ObRange range3;
    ASSERT_EQ(OB_SUCCESS, os2.get_range(range3));
    ASSERT_EQ(range2.border_flag_.get_data(), range3.border_flag_.get_data());
    ASSERT_EQ(string(range3.start_key_.ptr(), range3.start_key_.length()),
              string(range2.start_key_.ptr(), range2.start_key_.length()));
    ASSERT_EQ(string(range3.end_key_.ptr(), range3.end_key_.length()),
              string(range2.end_key_.ptr(), range2.end_key_.length()));

    const int times = 1000000;
    ObScanner os3;
    ObCellInfo cinull;
    cinull.table_name_.assign((char*)"hello", 5);
    cinull.value_.set_ext(ObActionFlag::OP_INSERT);
    ASSERT_EQ(OB_ERROR, os3.add_cell(cinull));
    cinull.value_.set_ext(ObActionFlag::OP_DEL_ROW);
    ASSERT_EQ(OB_SUCCESS, os3.add_cell(cinull));
    cinull.value_.set_ext(ObActionFlag::OP_ROW_DOES_NOT_EXIST);
    ASSERT_EQ(OB_SUCCESS, os3.add_cell(cinull));
    int i = 0;
    for (; i < times; i++)
    {
      if (OB_SUCCESS != os3.add_cell(oci))
      {
        break;
      }
    }
    const int64_t buf_len = 1 << 22;
    char* buff = (char*)ob_malloc(buf_len);
    int64_t ppos = 0;
    int64_t len = os3.get_serialize_size();
    ASSERT_EQ(OB_BUF_NOT_ENOUGH, os3.serialize(buff, len - 4, ppos));
    ASSERT_EQ(OB_SUCCESS, os3.serialize(buff, buf_len, ppos));

    int64_t npos = 0;
    ObScanner os4;
    ASSERT_EQ(OB_ERROR, os4.deserialize(buff, 10, npos));
    ASSERT_EQ(OB_SUCCESS, os4.deserialize(buff, ppos, npos));
    ASSERT_EQ(npos, ppos);
    int64_t otmp;
    oci.value_.get_int(otmp);
    ObCellInfo *oo;
    int t = 0;
    ASSERT_EQ(OB_SUCCESS, os4.next_cell());
    ASSERT_EQ(OB_SUCCESS, os4.get_cell(&oo));
    ASSERT_EQ(0, oo->row_key_.length());
    ASSERT_EQ(string(cinull.table_name_.ptr(), cinull.table_name_.length()), string(oo->table_name_.ptr(), oo->table_name_.length()));
    ASSERT_EQ(OB_SUCCESS, oo->value_.get_ext(tmp));
    ASSERT_EQ(+ObActionFlag::OP_DEL_ROW, tmp);

    ASSERT_EQ(OB_SUCCESS, os4.next_cell());
    ASSERT_EQ(OB_SUCCESS, os4.get_cell(&oo));
    ASSERT_EQ(string(cinull.table_name_.ptr(), cinull.table_name_.length()), string(oo->table_name_.ptr(), oo->table_name_.length()));
    ASSERT_EQ(OB_SUCCESS, oo->value_.get_ext(tmp));
    ASSERT_EQ(+ObActionFlag::OP_ROW_DOES_NOT_EXIST, tmp);

    while (OB_SUCCESS == os4.next_cell())
    {
      ASSERT_EQ(OB_SUCCESS, os4.get_cell(&oo));

      t++;

      ASSERT_EQ(string(oci.table_name_.ptr(), oci.table_name_.length()), string(oo->table_name_.ptr(), oo->table_name_.length()));
      ASSERT_EQ(string(oci.row_key_.ptr(), oci.row_key_.length()), string(oo->row_key_.ptr(), oo->row_key_.length()));
      ASSERT_EQ(string(oci.column_name_.ptr(), oci.column_name_.length()), string(oo->column_name_.ptr(), oo->column_name_.length()));
      ASSERT_EQ(OB_SUCCESS, oo->value_.get_int(tmp));
      ASSERT_EQ(otmp, tmp);
    }

    ASSERT_EQ(t, i);

    ob_free(buff);
  }

  ObCellInfo st;

  st.table_name_.assign((char*)"table1", 6);
  st.row_key_.assign((char*)"row1", 4);
  st.column_name_.assign((char*)"column1", 7);
  st.value_.set_int(0xff);

  ObScanner ss;
  ss.add_cell(st);

  st.table_name_.assign((char*)"table2", 6);
  st.row_key_.assign((char*)"row1", 4);
  st.column_name_.assign((char*)"column1", 7);
  st.value_.set_int(0xff);

  ss.add_cell(st);

  ObCellInfo *sto;
  bool is_row_changed;

  ASSERT_EQ(OB_SUCCESS, ss.next_cell());
  ASSERT_EQ(OB_SUCCESS, ss.get_cell(&sto, &is_row_changed));
  ASSERT_EQ(true, is_row_changed);
  ASSERT_EQ(OB_SUCCESS, ss.next_cell());
  ASSERT_EQ(OB_SUCCESS, ss.get_cell(&sto, &is_row_changed));
  ASSERT_EQ(true, is_row_changed);
  ASSERT_EQ(OB_ITER_END, ss.next_cell());
}
Example #5
0
// waring:all return cell in a row must be same as root table's columns,
//        and the second row is this row allocated chunkserver list
int ObMergerRootRpcProxy::scan_root_table(ObMergerTabletLocationCache * cache, 
    const uint64_t table_id, const ObString & row_key, const ObServer & addr,
    ObMergerTabletLocationList & location)
{
  assert(location.get_buffer() != NULL);
  int ret = OB_SUCCESS;
  bool find_right_tablet = false;
  ObScanner scanner;
  // root table id = 0
  ret = rpc_stub_->fetch_tablet_location(rpc_timeout_, root_server_, 0,
      table_id, row_key, scanner);
  if (ret != OB_SUCCESS)
  {
    TBSYS_LOG(WARN, "fetch tablet location failed:table_id[%lu], length[%d], ret[%d]",
        table_id, row_key.length(), ret);
    hex_dump(row_key.ptr(), row_key.length(), true);
  }
  else
  {
    ObRange range;
    range.border_flag_.unset_inclusive_start();
    range.border_flag_.set_inclusive_end();
    ObString start_key;
    ObString end_key; 
    ObServer server;
    ObCellInfo * cell = NULL;
    bool row_change = false;
    ObScannerIterator iter = scanner.begin();
    TBSYS_LOG(DEBUG, "%s", "parse scanner result for get some tablet locations");
    // all return cell in a row must be same as root table's columns
    ++iter;
    while ((iter != scanner.end()) 
        && (OB_SUCCESS == (ret = iter.get_cell(&cell, &row_change))) && !row_change)
    {
      if (NULL == cell)
      {
        ret = OB_INNER_STAT_ERROR;
        break;
      }
      start_key.assign(cell->row_key_.ptr(), cell->row_key_.length());
      ++iter;
    }

    if (ret == OB_SUCCESS)
    {
      int64_t ip = 0;
      int64_t port = 0;
      bool second_row = true;
      // next cell
      ObMergerTabletLocationList list;
      for (++iter; iter != scanner.end(); ++iter)
      {
        ret = iter.get_cell(&cell, &row_change);
        if (ret != OB_SUCCESS)
        {
          TBSYS_LOG(ERROR, "get cell from scanner iterator failed:ret[%d]", ret);
          break;
        }
        else if (row_change) // && (iter != last_iter))
        {
          range.table_id_ = table_id;
          if (NULL == start_key.ptr())
          {
            range.border_flag_.set_min_value();
          }
          else
          {
            range.border_flag_.unset_min_value();
            range.start_key_ = start_key;
          }
          range.border_flag_.unset_max_value();
          range.end_key_ = end_key;
          start_key = end_key;
          end_key.assign(cell->row_key_.ptr(), cell->row_key_.length());
          list.set_timestamp(tbsys::CTimeUtil::getTime()); 
          list.sort(addr);
          // not deep copy the range
          list.set_tablet_range(range);
          // the second row is this row allocated chunkserver list
          if (second_row)
          {
            second_row = false;
            if ((row_key <= range.end_key_) && (row_key > range.start_key_))
            {
              find_right_tablet = true;
              location = list;
              assert(location.get_buffer() != NULL);
              location.set_tablet_range(range);
            }
            else
            {
              ret = OB_DATA_NOT_SERVE;
              TBSYS_LOG(ERROR, "check range not include this key:ret[%d]", ret);
              hex_dump(row_key.ptr(), row_key.length());
              range.hex_dump();
              break;
            }
          }
          // add to cache
          if (OB_SUCCESS != cache->set(range, list))
          {
            TBSYS_LOG(WARN, "%s", "add the range to cache failed");
          }
          list.clear();
        }
        else
        {
          end_key.assign(cell->row_key_.ptr(), cell->row_key_.length());
          if ((cell->column_name_.compare("1_port") == 0) 
              || (cell->column_name_.compare("2_port") == 0) 
              || (cell->column_name_.compare("3_port") == 0))
          {
            ret = cell->value_.get_int(port);
          }
          else if ((cell->column_name_.compare("1_ipv4") == 0)
              || (cell->column_name_.compare("2_ipv4") == 0)
              || (cell->column_name_.compare("3_ipv4") == 0))
          {
            ret = cell->value_.get_int(ip);
            if (OB_SUCCESS == ret)
            {
              if (port == 0)
              {
                TBSYS_LOG(WARN, "check port failed:ip[%ld], port[%ld]", ip, port);
              }
              server.set_ipv4_addr(static_cast<int32_t>(ip), static_cast<int32_t>(port));
              ObTabletLocation addr(0, server);
              if (OB_SUCCESS != (ret = list.add(addr)))
              {
                TBSYS_LOG(ERROR, "add addr failed:ip[%ld], port[%ld], ret[%d]", 
                    ip, port, ret);
                break;
              }
              else
              {
                TBSYS_LOG(DEBUG, "add addr succ:ip[%ld], port[%ld]", ip, port);
              }
              ip = port = 0;
            }
          }

          if (ret != OB_SUCCESS)
          {
            TBSYS_LOG(ERROR, "check get value failed:ret[%d]", ret);
            break;
          }
        }
      }

      // for the last row 
      if ((OB_SUCCESS == ret) && (start_key != end_key))
      {
        range.table_id_ = table_id;
        if (NULL == start_key.ptr())
        {
          range.border_flag_.set_min_value();
        }
        else
        {
          range.border_flag_.unset_min_value();
          range.start_key_ = start_key;
        }
        range.border_flag_.unset_max_value();
        range.end_key_ = end_key;
        list.set_timestamp(tbsys::CTimeUtil::getTime());
        // not deep copy the range
        list.set_tablet_range(range);
        list.sort(addr);
        // double check add all range->locationlist to cache
        if ((row_key <= range.end_key_) && (row_key > range.start_key_))
        {
          find_right_tablet = true;
          location = list;
          // deep copy range
          assert(location.get_buffer() != NULL);
          location.set_tablet_range(range);
        }
        else if (second_row)
        {
          range.hex_dump();
          ret = OB_DATA_NOT_SERVE;
          TBSYS_LOG(ERROR, "check range not include this key:ret[%d]", ret);
        }
        // add to list to cache
        if (OB_SUCCESS != cache->set(range, list))
        {
          range.hex_dump();
          TBSYS_LOG(WARN, "%s", "add the range to cache failed");
        }
      }
    }
    else
    {
      TBSYS_LOG(ERROR, "check get first row cell failed:ret[%d]", ret);
    }
  }

  if ((OB_SUCCESS == ret) && (0 == location.size()))
  {
    TBSYS_LOG(ERROR, "check get location size failed:table_id[%ld], find[%d], count[%ld]",
        table_id, find_right_tablet, location.size());
    hex_dump(row_key.ptr(), row_key.length());
    ret = OB_INNER_STAT_ERROR;
  }
  ms_get_counter_set().inc(ObMergerCounterIds::C_SCAN_ROOT_TABLE);
  return ret;
}
Example #6
0
int main(int argc, char** argv)
{
  const int32_t MOCK_SERVER_LISTEN_PORT = 8888;
  MockClient client;
  ObServer dst_host;
  const char* dst_addr = "localhost";
  dst_host.set_ipv4_addr(dst_addr, MOCK_SERVER_LISTEN_PORT);
  client.init(dst_host);

  // init cell info
  static const int64_t ROW_NUM = 1;
  static const int64_t COL_NUM = 10;

  ObCellInfo cell_infos[ROW_NUM][COL_NUM];
  char row_key_strs[ROW_NUM][50];
  uint64_t table_id = 10;
  // init cell infos
  for (int64_t i = 0; i < ROW_NUM; ++i)
  {
    sprintf(row_key_strs[i], "row_key_%08ld", i);
    for (int64_t j = 0; j < COL_NUM; ++j)
    {
      cell_infos[i][j].table_id_ = table_id;
      cell_infos[i][j].row_key_.assign(row_key_strs[i], strlen(row_key_strs[i]));
      //cell_infos[i][j].op_info_.set_sem_ob();

      cell_infos[i][j].column_id_ = j + 1;

      cell_infos[i][j].value_.set_int(1000 + i * COL_NUM + j);
    }
  }

  // scan memtable
  ObScanner scanner;
  ObScanParam scan_param;
  //ObOperateInfo op_info;
  ObString table_name;
  ObRange range;
  const int64_t version = 999;
  range.start_key_ = cell_infos[0][0].row_key_;
  range.end_key_ = cell_infos[ROW_NUM - 1][0].row_key_;
  range.border_flag_.set_inclusive_start();
  range.border_flag_.set_inclusive_end();

  scan_param.set(table_id, table_name, range);
  //scan_param.set_timestamp(version);
  //scan_param.set_is_read_frozen_only(false);
  ObVersionRange version_range;
  version_range.start_version_ = version;
  version_range.end_version_ = version;
  version_range.border_flag_.set_inclusive_start();
  version_range.border_flag_.set_inclusive_end();
  scan_param.set_version_range(version_range);
  for (int64_t i = 0; i < COL_NUM; ++i)
  {
    scan_param.add_column(cell_infos[0][i].column_id_);
  }


  int64_t count = 0;
  const int64_t timeout = 10 * 1000L;

  int err = client.ups_scan(scan_param, scanner, timeout);
  fprintf(stderr, "ups_scan err=%d\n", err);

  // check result
  count = 0;
  ObScannerIterator iter;
  for (iter = scanner.begin(); iter != scanner.end(); iter++)
  {
    ObCellInfo ci;
    ObCellInfo expected = cell_infos[count / COL_NUM][count % COL_NUM];
    EXPECT_EQ(OB_SUCCESS, iter.get_cell(ci));
    check_cell(expected, ci);
    ++count;
  }
  EXPECT_EQ(ROW_NUM * COL_NUM, count);
  fprintf(stderr, "cell_num=%ld\n", count);

  client.destroy();
  return 0;
}
Example #7
0
int ObRootServerRpcStub::get_tablet_info(const common::ObSchemaManagerV2& schema, 
    const uint64_t table_id, const ObRange& range, ObTabletLocation location [],int32_t& size)
{
  int ret = OB_SUCCESS;
  int32_t index = 0;
  const ObChunkServer& chunk_server = ObChunkServerMain::get_instance()->get_chunk_server();
  const int64_t timeout = chunk_server.get_param().get_network_time_out();
  if (OB_INVALID_ID == table_id || size <= 0)
  {
    TBSYS_LOG(ERROR,"invalid table id");
    ret = OB_ERROR;
  }
  
  ObScanParam param;
  ObScanner scanner;
  ObString table_name;
  
  const ObTableSchema *table = schema.get_table_schema(table_id);

  if (NULL == table)
  {
    TBSYS_LOG(ERROR,"can not find table %lu",table_id);
    ret = OB_ERROR;
  }
  else
  {
    table_name.assign_ptr(const_cast<char *>(table->get_table_name()),strlen(table->get_table_name()));
  }
  
  if (OB_SUCCESS == ret)
  {
    param.set(OB_INVALID_ID,table_name,range); //use table name
    param.set_is_read_consistency(false);
  }

  if ((OB_SUCCESS == ret) && ((ret = scan(root_server_,timeout,param,scanner)) != OB_SUCCESS) )
  {
    TBSYS_LOG(ERROR,"get tablet from rootserver failed:[%d]",ret);
  }
  
  ObServer server;
  char tmp_buf[32];
  ObString start_key;
  ObString end_key; 
  ObCellInfo * cell = NULL;
  ObScannerIterator iter; 
  bool row_change = false;
   
  if (OB_SUCCESS == ret) 
  { 
    int64_t ip = 0;
    int64_t port = 0;
    int64_t version = 0;
    iter = scanner.begin();
    ret = iter.get_cell(&cell, &row_change);
    row_change = false;

    while((OB_SUCCESS == ret) && index < size)
    {
      if (ret != OB_SUCCESS)
      {
        TBSYS_LOG(ERROR, "get cell from scanner iterator failed:ret[%d]", ret);
      }
      else if (row_change)
      {
        TBSYS_LOG(DEBUG,"row changed,ignore"); 
        hex_dump(cell->row_key_.ptr(),cell->row_key_.length(),false,TBSYS_LOG_LEVEL_INFO);
        break; //just get one row        
      } 
      else if (cell != NULL)
      {
        end_key.assign(cell->row_key_.ptr(), cell->row_key_.length());
        if ((cell->column_name_.compare("1_port") == 0) 
            || (cell->column_name_.compare("2_port") == 0) 
            || (cell->column_name_.compare("3_port") == 0))
        {
          ret = cell->value_.get_int(port);
          TBSYS_LOG(DEBUG,"port is %ld",port);
        }
        else if ((cell->column_name_.compare("1_ipv4") == 0)
            || (cell->column_name_.compare("2_ipv4") == 0)
            || (cell->column_name_.compare("3_ipv4") == 0))
        {
          ret = cell->value_.get_int(ip);
          TBSYS_LOG(DEBUG,"ip is %ld",ip);
        }
        else if (cell->column_name_.compare("1_tablet_version") == 0 ||
            cell->column_name_.compare("2_tablet_version") == 0 ||
            cell->column_name_.compare("3_tablet_version") == 0)
        {
          ret = cell->value_.get_int(version);
          hex_dump(cell->row_key_.ptr(),cell->row_key_.length(),false,TBSYS_LOG_LEVEL_INFO);
          TBSYS_LOG(DEBUG,"tablet_version is %d",version);
        }

        if (OB_SUCCESS == ret)
        {
          if (0 != port && 0 != ip && 0 != version)
          {
            server.set_ipv4_addr(ip, port);
            server.to_string(tmp_buf,sizeof(tmp_buf));
            TBSYS_LOG(INFO,"add tablet s:%s,%ld",tmp_buf,version);
            ObTabletLocation addr(version, server);
            location[index++] = addr;
            ip = port = version = 0;
          }
        }
        else 
        {
          TBSYS_LOG(ERROR, "check get value failed:ret[%d]", ret);
        }

        if (++iter == scanner.end())
          break;
        ret = iter.get_cell(&cell, &row_change);
      }
      else
      {
        //impossible
      }
    }
  }

  if (OB_SUCCESS == ret)
  {
    size = index;
    TBSYS_LOG(INFO,"get %d tablets from rootserver",size);
  }
  return ret;
}
Example #8
0
// maybe not find a merge server 
int TaskFactory::get_table_tablet(const char * table_name, const uint64_t table_id, uint64_t & count)
{
  int ret = OB_SUCCESS;
  ObScanParam scan_param;
  uint64_t max_len = 0;
  if (NULL == table_name)
  {
    TBSYS_LOG(ERROR, "check table name failed:table[%s], id[%lu]", table_name, table_id);
    ret = OB_ERROR;
  }
  else
  {
    ret = init_scan_param(table_name, table_id, max_len, scan_param);
    if (ret != OB_SUCCESS)
    {
      TBSYS_LOG(ERROR, "init scan param failed:table[%s], ret[%d]", table_name, ret);
    }
  }
  
  if (OB_SUCCESS == ret)
  {
    TaskInfo task;

    task.set_table_id(table_id);
    task.set_table_name(table_name);
    // for the first table tablet
    ObString row_key;
    char temp_buffer[1];
    memset(temp_buffer, 0, sizeof(temp_buffer));
    row_key.assign(temp_buffer, sizeof(temp_buffer));
    ObGetParam param;
    ObScanner scanner;
    ObServer server;
    ObString start_key;
    ObString end_key; 
    ObCellInfo * cell = NULL;
    ObScannerIterator iter; 
    bool row_change = false;
    ObString name;
    name.assign(const_cast<char*>(table_name), strlen(table_name));
    ObCellInfo temp_cell;
    temp_cell.table_id_ = table_id;
    temp_cell.column_id_ = 0;
    const uint64_t MAX_LEN = 1024;
    char last_tablet_rowkey[MAX_LEN] = "";
    const int32_t MAX_SERVER_ADDR_SIZE = 128;
    char server_addr[MAX_SERVER_ADDR_SIZE];
    while ((OB_SUCCESS == ret) 
        && (!is_max_rowkey(max_len, row_key.ptr(), row_key.length() - 1)))
    {
      param.reset();
      param.set_is_read_consistency(false);
      temp_cell.row_key_ = row_key;
      ret = param.add_cell(temp_cell); 
      if (ret != OB_SUCCESS)
      {
        TBSYS_LOG(ERROR, "add cell failed:ret[%d]", ret);
        break;
      }
      ret = rpc_->get(root_server_, timeout_, param, scanner);
      if (ret != OB_SUCCESS)
      {
        TBSYS_LOG(ERROR, "get root table for tablet failed:table[%lu], ret[%d]", table_id, ret);
        break;
      }
      else
      {
        // skip the first row
        iter = scanner.begin();
        ++iter;
        while ((iter != scanner.end()) 
            && (OB_SUCCESS == (ret = iter.get_cell(&cell, &row_change))) && !row_change)
        {
          if (NULL == cell)
          {
            TBSYS_LOG(ERROR, "%s", "check cell failed");
            ret = OB_INNER_STAT_ERROR;
            break;
          }
          start_key.assign(cell->row_key_.ptr(), cell->row_key_.length());
          ++iter;
        }
      }
      
      if (ret == OB_SUCCESS)
      {
        int64_t ip = 0;
        int64_t port = 0;
        int64_t version = 0;
        TabletLocation list;
        for (++iter; iter != scanner.end(); ++iter)
        {
          ret = iter.get_cell(&cell, &row_change);
          if (ret != OB_SUCCESS)
          {
            TBSYS_LOG(ERROR, "get cell from scanner iterator failed:ret[%d]", ret);
            break;
          }
          else if (row_change) // && (iter != last_iter))
          {
            ret = init_new_task(name, start_key, end_key, scan_param, task);
            if (ret != OB_SUCCESS)
            {
              TBSYS_LOG(ERROR, "init new task failed:ret[%d]", ret);
              break;
            }
            else
            {
              ret = insert_new_task(list, task);
              if (ret != OB_SUCCESS)
              {
                TBSYS_LOG(ERROR, "insert new task failed:ret[%d]", ret);
                break;
              }
              ++count;
            }
            list.clear();
            start_key = end_key;
            end_key.assign(cell->row_key_.ptr(), cell->row_key_.length());
          }
          else
          {
            end_key.assign(cell->row_key_.ptr(), cell->row_key_.length());
            if ((cell->column_name_.compare("1_ms_port") == 0) 
                || (cell->column_name_.compare("2_ms_port") == 0) 
                || (cell->column_name_.compare("3_ms_port") == 0))
            {
              ret = cell->value_.get_int(port);
            }
            else if ((cell->column_name_.compare("1_ipv4") == 0)
                || (cell->column_name_.compare("2_ipv4") == 0)
                || (cell->column_name_.compare("3_ipv4") == 0))
            {
              ret = cell->value_.get_int(ip);
            }
            else if ((cell->column_name_.compare("1_tablet_version") == 0)
                || (cell->column_name_.compare("2_tablet_version") == 0)
                || (cell->column_name_.compare("3_tablet_version") == 0))
            {
              ret = cell->value_.get_int(version);
              if (OB_SUCCESS == ret)
              {
                if (0 == port || port == 0)
                {
                  TBSYS_LOG(WARN, "%s", "check port or ip failed");
                }
                else
                {
                  server.set_ipv4_addr(ip, port);
                  ObTabletLocation addr(version, server);
                  if (OB_SUCCESS != (ret = list.add(addr)))
                  {
                    TBSYS_LOG(ERROR, "add addr failed:server[%d], port[%d], ret[%d]", 
                        server.get_ipv4(), server.get_port(), ret);
                  }
                  else
                  {
                    server.to_string(server_addr, MAX_SERVER_ADDR_SIZE);
                    TBSYS_LOG(DEBUG, "add addr succ:server[%s], version:%ld", server_addr, version);
                  }
                }
                ip = port = version = 0;
              }

            }

            if (ret != OB_SUCCESS)
            {
              TBSYS_LOG(ERROR, "check get value failed:ret[%d]", ret);
              break;
            }
          }
        }

        // for the last row 
        if ((OB_SUCCESS == ret) && (start_key != end_key))
        {
          ret = init_new_task(name, start_key, end_key, scan_param, task);
          if (ret != OB_SUCCESS)
          {
            TBSYS_LOG(ERROR, "init new task failed:ret[%d]", ret);
          }
          else
          {
            ret = insert_new_task(list, task);
            if (ret != OB_SUCCESS)
            {
              TBSYS_LOG(ERROR, "insert new task failed:ret[%d]", ret);
            }
            ++count;
          }

          if (OB_SUCCESS == ret)
          {
            // modify last row key for next get root table
            uint64_t len = end_key.length();
            if (MAX_LEN > len + 1)
            {
              memcpy(last_tablet_rowkey, end_key.ptr(), len);
              last_tablet_rowkey[len] = 0;
              row_key.assign(last_tablet_rowkey, len + 1);
            }
            else
            {
              TBSYS_LOG(ERROR, "check end key failed:len[%lu]", len);
            }
          }
        }
        list.clear();
      }
    }
  }
  return ret;
}
Example #9
0
    int TaskOutputFile::convert_result(const ObScanner &result, ObDataBuffer &buffer) const
    {
      bool first_line = true;
      int ret = OB_SUCCESS;
      int len = 0;

      ObCellInfo *cell = NULL;
      ObScannerIterator itr = result.begin();
      TableConf::ColumnIterator col_itr;

      if (conf_ != NULL)
      {
        col_itr= conf_->column_begin();
      }
      else
      {
        TBSYS_LOG(WARN, "please specify table conf");
        return OB_ERROR;
      }

      while (itr != result.end())
      {
        bool row_changed = false;

        ret = itr.get_cell(&cell, &row_changed);
        if (ret != OB_SUCCESS)
        {
          TBSYS_LOG(ERROR, "get cell failed ret[%d]", ret);
          break;
        }

        //append end of line for the last rowkey
        if (first_line)
        {
          row_changed = false;
          first_line = false;
        }
        else
        {
          if (row_changed == true)
          {
            if (ret == OB_SUCCESS)
            {
              ret = append_end_rec(buffer, rec_delima_);
              col_itr = conf_->column_begin();
            }
          }
          else
          {
            ret = append_delima(buffer, delima_);
          }

          if (ret != OB_SUCCESS)
          {
            TBSYS_LOG(ERROR, "append delima or end or record failed");
            break;
          }
        }

        if (split_rowkey_ && conf_)
        {
          ret = handle_rk_null(buffer, cell, col_itr, false);
        }

        if (col_itr == conf_->column_end())
        {
          ret = OB_ERROR;
          TBSYS_LOG(ERROR, "task_worker conf is diff with master conf, please check it");
          break;
        }

        if (cell == NULL || cell->column_name_.compare(*col_itr))
        {
          ret = OB_ERROR;
          TBSYS_LOG(ERROR, "column name mismatch ,cell column name = %s, expected name = %s", 
                    std:: string(cell->column_name_.ptr(), cell->column_name_.length()).c_str(), *col_itr);
          break;
        }

        if (ret == OB_SUCCESS)                  /* normal column */
        {
          if (conf_->is_revise_column(cell->column_name_))
          {
            ret = conf_->revise_column(*cell, buffer);
            if (ret != OB_SUCCESS)
            {
              TBSYS_LOG(ERROR, "revise column failed, column_id=%ld", cell->column_id_);
              break;
            }
          }
          else
          {
            len = serialize_cell(cell, buffer);
            if (len < 0) 
            {
              TBSYS_LOG(ERROR, "serialize cell failed");
              ret = OB_ERROR;
              break;
            }
          }
        }

        if (col_itr != conf_->column_end())
        {
          col_itr++;                            /* move to next column */
        }

        if (ret == OB_SUCCESS && conf_ != NULL)
        {
          ret = handle_rk_null(buffer, cell, col_itr, true);
          if (ret != OB_SUCCESS)
          {
            break;
          }
        }

        itr++;
      }

      if (ret == OB_SUCCESS)
      {
        if (col_itr != conf_->column_end())
        {
          TBSYS_LOG(ERROR, "error happens column does not all proceeded");
        }

        if (ret == OB_SUCCESS)
        {
          ret = append_end_rec(buffer, rec_delima_);
          if (ret != OB_SUCCESS) 
          {
            TBSYS_LOG(ERROR, "last row, append end rec failed");
          }
        }
      }

      return ret;
    }
int MockChunkServer::handle_scan_table(ObPacket * ob_packet)
{
  int ret = OB_SUCCESS;
  ObDataBuffer* data = ob_packet->get_buffer();
  if (NULL == data)
  {
    ret = OB_ERROR;
  }

  ObScanParam param;
  if (OB_SUCCESS == ret)
  {
    ret = param.deserialize(data->get_data(), data->get_capacity(), data->get_position());
    if (ret != OB_SUCCESS)
    {
      TBSYS_LOG(ERROR, "%s", "check param failed");
    }
  }

  tbnet::Connection* connection = ob_packet->get_connection();
  ThreadSpecificBuffer::Buffer* thread_buffer = response_packet_buffer_.get_buffer();
  if (NULL == thread_buffer)
  {
    ret = OB_ERROR;
  }
  else
  {
    thread_buffer->reset();
    ObDataBuffer out_buffer(thread_buffer->current(), thread_buffer->remain());

    ObResultCode result_msg;
    result_msg.result_code_ = ret;
    ret = result_msg.serialize(out_buffer.get_data(), out_buffer.get_capacity(), out_buffer.get_position());

    // fake cell
    ObCellInfo cell;
    ObScanner scanner;
    ObRowkey row_key;
    ObString column_name;
    char temp[256] = "";
#if 1
    cell.table_id_ = 101;
    for (uint64_t i = 0; i < 10; ++i)
    {
      snprintf(temp, 256, "chunk_%lu_scan_row_key:%lu", i, i);
      row_key = make_rowkey(temp, &allocator_);
      cell.row_key_ = row_key;
      cell.column_id_ = i + 1;
      cell.value_.set_int(2234 + i);
      scanner.add_cell(cell);
    }
#else
    cell.table_id_ = 123;
    for (uint64_t i = 100; i < 200; ++i)
    {
      snprintf(temp, 256, "row_%lu", i);
      row_key = make_rowkey(temp, &allocator_);
      cell.row_key_ = row_key;
      cell.column_id_ = 101;
      cell.value_.set_int(2234 + i);
      scanner.add_cell(cell);
    }
#endif

    /* begin add by xiaochu */
    //Scanner Range must be set other wise the ms client will report error
    ObNewRange range;
    /*
    /// This will cause rowkey mismatch
    //char *start= "chunk_0_scan_row_key:0";
    //char *end  = "chunk_9_scan_row_key:9";
    */
    char *start= (char*)"row_100";
    char *end  = (char*)"row_200";
    range.start_key_ = make_rowkey(start, &allocator_);;
    range.end_key_ = make_rowkey(end, &allocator_);
    range.table_id_ = 103;
    scanner.set_range(range);
    scanner.set_is_req_fullfilled(true, 10);
    /* end add by xiaochu */

    int32_t channel_id = ob_packet->getChannelId();
    ret = scanner.serialize(out_buffer.get_data(), out_buffer.get_capacity(), out_buffer.get_position());
    ObScannerIterator iter;
    for (iter = scanner.begin(); iter != scanner.end(); ++iter)
    {
      iter.get_cell(cell);
      printf("server_temp:%s\n", to_cstring(cell.row_key_));
    }//
    ret = send_response(OB_SCAN_RESPONSE, 1, out_buffer, connection, channel_id);
  }
  TBSYS_LOG(INFO, "handle scan table result:ret[%d]", ret);
  return ret;
}
Example #11
0
TEST_F(TestRpcStub, test_scan_servers) 
{
  ObMergerRpcStub stub;
  ThreadSpecificBuffer buffer;
  ObPacketFactory factory;
  tbnet::Transport transport;
  tbnet::DefaultPacketStreamer streamer; 
  streamer.setPacketFactory(&factory);
  transport.start();
  ObClientManager client_manager;

  EXPECT_TRUE(OB_SUCCESS == client_manager.initialize(&transport, &streamer));
  EXPECT_TRUE(OB_SUCCESS == stub.init(&buffer, &client_manager));

  ObMergerTabletLocationList list;
  
	ObServer chunk_server;
  chunk_server.set_ipv4_addr(addr, MockChunkServer::CHUNK_SERVER_PORT);

  ObTabletLocation addr;
  //addr.tablet_id_ = 100;
  addr.chunkserver_ = chunk_server;

  list.add(addr); 
  list.add(addr); 
  list.add(addr); 

  // start root server
  MockChunkServer server;
  MockServerRunner test_chunk_server(server);
  tbsys::CThread chunk_server_thread;
  chunk_server_thread.start(&test_chunk_server, NULL); 
  sleep(2); 

  ObScanParam param;
  ObCellInfo cell;
  ObRange range;
  ObString name;
  ObScanner scanner;

  param.set(1, name, range);
  EXPECT_TRUE(OB_SUCCESS == stub.scan(timeout, chunk_server, param, scanner));
  EXPECT_TRUE(!scanner.is_empty());
  
  uint64_t count = 0;
  ObScannerIterator iter;
  for (iter = scanner.begin(); iter != scanner.end(); ++iter)
  {
    EXPECT_TRUE(OB_SUCCESS == iter.get_cell(cell));
    //EXPECT_TRUE(cell.column_id_ == count);
    printf("client:%.*s\n", cell.row_key_.length(), cell.row_key_.ptr());
    ++count;
  }
  // return 10 cells
  EXPECT_TRUE(count == 10);
	ObMergerTabletLocation succ_addr;
  bool update = false;
  EXPECT_TRUE(OB_SUCCESS == stub.scan(timeout, list, param, succ_addr, scanner, update));
  EXPECT_TRUE(!scanner.is_empty());
  EXPECT_TRUE(update == false);
  for (iter = scanner.begin(); iter != scanner.end(); ++iter)
  {
    EXPECT_TRUE(OB_SUCCESS == iter.get_cell(cell));
    printf("client:%.*s\n", cell.row_key_.length(), cell.row_key_.ptr());
  }
  
  transport.stop();
  server.stop();
  sleep(10);
}