blob: 6555f98bec45323c524467118e68cc7a2a415ad8 [file] [log] [blame]
/**
* Copyright © 2019 IBM Corporation
*
* 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 "private_header.hpp"
#include "json_utils.hpp"
#include "log_id.hpp"
#include "pel_types.hpp"
#include "pel_values.hpp"
#include <phosphor-logging/log.hpp>
namespace openpower
{
namespace pels
{
namespace pv = openpower::pels::pel_values;
using namespace phosphor::logging;
PrivateHeader::PrivateHeader(uint16_t componentID, uint32_t obmcLogID,
uint64_t timestamp)
{
_header.id = static_cast<uint16_t>(SectionID::privateHeader);
_header.size = PrivateHeader::flattenedSize();
_header.version = privateHeaderVersion;
_header.subType = 0;
_header.componentID = componentID;
_createTimestamp = getBCDTime(timestamp);
auto now = std::chrono::system_clock::now();
_commitTimestamp = getBCDTime(now);
_creatorID = static_cast<uint8_t>(CreatorID::openBMC);
// Add support for reminder and telemetry log types here if
// ever necessary.
_logType = 0;
_reservedByte = 0;
// the final section count will be updated later
_sectionCount = 1;
_obmcLogID = obmcLogID;
_id = generatePELID();
_plid = _id;
// Leave _creatorVersion at 0
_valid = true;
}
PrivateHeader::PrivateHeader(Stream& pel) :
_creatorID(0), _logType(0), _reservedByte(0), _sectionCount(0),
_obmcLogID(0), _plid(0), _id(0)
{
try
{
unflatten(pel);
validate();
}
catch (const std::exception& e)
{
log<level::ERR>("Cannot unflatten private header",
entry("ERROR=%s", e.what()));
_valid = false;
}
}
std::optional<std::string> PrivateHeader::getJSON() const
{
char tmpPhVal[50];
sprintf(tmpPhVal, "%02X/%02X/%02X%02X %02X:%02X:%02X",
_createTimestamp.month, _createTimestamp.day,
_createTimestamp.yearMSB, _createTimestamp.yearLSB,
_createTimestamp.hour, _createTimestamp.minutes,
_createTimestamp.seconds);
std::string phCreateTStr(tmpPhVal);
sprintf(tmpPhVal, "%02X/%02X/%02X%02X %02X:%02X:%02X",
_commitTimestamp.month, _commitTimestamp.day,
_createTimestamp.yearMSB, _commitTimestamp.yearLSB,
_commitTimestamp.hour, _commitTimestamp.minutes,
_commitTimestamp.seconds);
std::string phCommitTStr(tmpPhVal);
std::string creator = getNumberString("%c", _creatorID);
creator = pv::creatorIDs.count(creator) ? pv::creatorIDs.at(creator)
: "Unknown CreatorID";
std::string phCreatorVersionStr =
std::string(reinterpret_cast<const char*>(_creatorVersion.version));
std::string ph;
jsonInsert(ph, pv::sectionVer, getNumberString("%d", privateHeaderVersion),
1);
jsonInsert(ph, pv::subSection, getNumberString("%d", _header.subType), 1);
jsonInsert(ph, pv::createdBy, getNumberString("0x%X", _header.componentID),
1);
jsonInsert(ph, "Created at", phCreateTStr, 1);
jsonInsert(ph, "Committed at", phCommitTStr, 1);
jsonInsert(ph, "Creator Subsystem", creator, 1);
jsonInsert(ph, "CSSVER", phCreatorVersionStr, 1);
jsonInsert(ph, "Platform Log Id", getNumberString("0x%X", _plid), 1);
jsonInsert(ph, "Entry Id", getNumberString("0x%X", _id), 1);
jsonInsert(ph, "BMC Event Log Id", std::to_string(_obmcLogID), 1);
ph.erase(ph.size() - 2);
return ph;
}
void PrivateHeader::validate()
{
bool failed = false;
if (header().id != static_cast<uint16_t>(SectionID::privateHeader))
{
log<level::ERR>("Invalid private header section ID",
entry("ID=0x%X", header().id));
failed = true;
}
if (header().version != privateHeaderVersion)
{
log<level::ERR>("Invalid private header version",
entry("VERSION=0x%X", header().version));
failed = true;
}
if (_sectionCount < minSectionCount)
{
log<level::ERR>("Invalid section count in private header",
entry("SECTION_COUNT=0x%X", _sectionCount));
failed = true;
}
_valid = (failed) ? false : true;
}
void PrivateHeader::unflatten(Stream& stream)
{
stream >> _header >> _createTimestamp >> _commitTimestamp >> _creatorID >>
_logType >> _reservedByte >> _sectionCount >> _obmcLogID >>
_creatorVersion >> _plid >> _id;
}
void PrivateHeader::flatten(Stream& stream) const
{
stream << _header << _createTimestamp << _commitTimestamp << _creatorID
<< _logType << _reservedByte << _sectionCount << _obmcLogID
<< _creatorVersion << _plid << _id;
}
Stream& operator>>(Stream& s, CreatorVersion& cv)
{
for (size_t i = 0; i < sizeof(CreatorVersion); i++)
{
s >> cv.version[i];
}
return s;
}
Stream& operator<<(Stream& s, const CreatorVersion& cv)
{
for (size_t i = 0; i < sizeof(CreatorVersion); i++)
{
s << cv.version[i];
}
return s;
}
} // namespace pels
} // namespace openpower