blob: b5964b813cbac6c8828bcb551863e11cb02c3e78 [file] [log] [blame]
#include "handler.hpp"
#include "parse_config.hpp"
#include "sys_file.hpp"
#include <blobs-ipmid/blobs.hpp>
#include <exception>
#include <fstream>
#include <memory>
#include <phosphor-logging/elog.hpp>
#ifdef __cplusplus
extern "C" {
#endif
/**
* This is required by the blob manager.
* TODO: move the declaration to blobs.hpp since all handlers need it
*/
std::unique_ptr<blobs::GenericBlobInterface> createHandler();
#ifdef __cplusplus
}
#endif
/* Configuration file path */
constexpr auto blobConfigPath = "/usr/share/binaryblob/config.json";
std::unique_ptr<blobs::GenericBlobInterface> createHandler()
{
using namespace phosphor::logging;
using nlohmann::json;
std::ifstream input(blobConfigPath);
json j;
try
{
input >> j;
}
catch (const std::exception& e)
{
log<level::ERR>("Failed to parse config into json",
entry("ERR=%s", e.what()));
return nullptr;
}
// Construct binary blobs from config and add to handler
auto handler = std::make_unique<blobs::BinaryStoreBlobHandler>();
for (const auto& element : j)
{
conf::BinaryBlobConfig config;
try
{
conf::parseFromConfigFile(element, config);
}
catch (const std::exception& e)
{
log<level::ERR>("Encountered error when parsing config file",
entry("ERR=%s", e.what()));
return nullptr;
}
log<level::INFO>("Loading from config with",
entry("BASE_ID=%s", config.blobBaseId.c_str()),
entry("FILE=%s", config.sysFilePath.c_str()),
entry("MAX_SIZE=%llx", static_cast<unsigned long long>(
config.maxSizeBytes)));
auto file = std::make_unique<binstore::SysFileImpl>(config.sysFilePath,
config.offsetBytes);
handler->addNewBinaryStore(binstore::BinaryStore::createFromConfig(
config.blobBaseId, std::move(file), config.maxSizeBytes));
}
return std::move(handler);
}