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/*
* Copyright (c) 2018 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "vom/stat_reader.hpp"
#include "vom/interface.hpp"
namespace VOM {
stat_reader::stat_indexes_t stat_reader::m_stat_itf_indexes;
stat_reader::stat_reader()
: m_client()
{
}
stat_reader::stat_reader(stat_client sc)
: m_client(sc)
{
}
stat_reader::~stat_reader()
{
}
int
stat_reader::connect()
{
return m_client.connect();
}
void
stat_reader::disconnect()
{
m_client.disconnect();
}
void
stat_reader::registers(const interface& intf)
{
m_stat_itf_indexes.insert(intf.handle_i().value());
}
void
stat_reader::unregisters(const interface& intf)
{
m_stat_itf_indexes.erase(intf.handle_i().value());
}
void
stat_reader::read()
{
std::set<std::shared_ptr<interface>> itfs_w_stats;
const stat_client::stat_data_vec_t& sd = m_client.dump();
for (auto& sde : sd) {
std::string name;
if (sde.name().empty())
continue;
name = sde.name();
if (name.find("/if") != std::string::npos)
name.erase(0, 4);
switch (sde.type()) {
case STAT_DIR_TYPE_ERROR_INDEX:
case STAT_DIR_TYPE_SCALAR_INDEX:
case STAT_DIR_TYPE_NAME_VECTOR:
case STAT_DIR_TYPE_ILLEGAL:
break;
case STAT_DIR_TYPE_COUNTER_VECTOR_SIMPLE: {
uint64_t** data;
data = sde.get_stat_segment_simple_counter_data();
for (auto& i : m_stat_itf_indexes) {
counter_t count;
for (int k = 0; k < m_client.vec_len(data); k++) {
count.packets += data[k][i];
}
std::shared_ptr<interface> itf = interface::find(i);
if (itf) {
itf->set(count, name);
itfs_w_stats.insert(itf);
}
}
break;
}
case STAT_DIR_TYPE_COUNTER_VECTOR_COMBINED: {
vlib_counter_t** data;
data = sde.get_stat_segment_combined_counter_data();
for (auto& i : m_stat_itf_indexes) {
counter_t count;
for (int k = 0; k < m_client.vec_len(data); k++) {
count.packets += data[k][i].packets;
count.bytes += data[k][i].bytes;
}
std::shared_ptr<interface> itf = interface::find(i);
if (itf) {
itf->set(count, name);
itfs_w_stats.insert(itf);
}
}
break;
}
}
}
for (auto itf : itfs_w_stats) {
itf->publish_stats();
}
}
} // namespace VOM
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "mozilla")
* End:
*/
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