FD_EVENT TcpOp::event_op(const SocketNodePtr& node)
{
FD_EVENT ret = FD_EVENT_NONE;
if(node->_event & FD_EVENT_READ)
{
ret |= read(node);
ret |= FD_EVENT_READ;
}
if(node->_event & FD_EVENT_WRITE)
{
FD_EVENT wt_ret = write(node);
if((wt_ret & FD_EVENT_WRITE) == false)
{
_epoll->epoll_in(node->_sfd);
}
ret |= wt_ret;
}
else
{
if(node->_wt_buff->data_size() > 0)
{
FD_EVENT wt_ret = write(node);
if((wt_ret & FD_EVENT_WRITE) == true)
{
_epoll->epoll_out(node->_sfd);
}
ret |= wt_ret;
}
}
node->_event = FD_EVENT_NONE;
node->_op_ret = FD_EVENT_NONE;
if(ret & FD_EVENT_ERROR)
{
close_op(node->_sfd);
return FD_EVENT_ERROR;
}
return ret;
}
int
Ndb_move_data::move_data(Ndb* ndb)
{
int ret = 0;
Op& op = m_op;
Stat& stat = m_stat;
stat.rows_moved = 0; // keep rows_total
do
{
const NDB_TICKS now = NdbTick_getCurrentTicks();
ndb_srand((unsigned)now.getUint64());
reset_error();
CHK2(m_source != 0 && m_target != 0,
(Error::InvalidState, "source / target not defined"));
op.ndb = ndb;
CHK1(m_error.code == 0);
CHK1(check_tables() == 0);
CHK1(start_scan() == 0);
while (1)
{
CHK1(move_batch() == 0);
stat.rows_moved += op.rows_in_batch;
stat.rows_total += op.rows_in_batch;
stat.truncated += op.truncated_in_batch;
require(op.end_of_scan == (op.rows_in_batch == 0));
if (op.end_of_scan)
break;
}
CHK1(ret == 0);
}
while (0);
close_op(ndb, ret);
return ret;
}
