1 #pragma once 2 3 #include <fmt/format.h> 4 5 #include <sdbusplus/server.hpp> 6 #include <xyz/openbmc_project/Common/FilePath/server.hpp> 7 8 #include <string> 9 10 namespace bios_bmc_smm_error_logger 11 { 12 13 using FileNotifierInterface = sdbusplus::server::object_t< 14 sdbusplus::xyz::openbmc_project::Common::server::FilePath>; 15 16 /** 17 * @brief A class for notifying file paths of CPER logs. 18 */ 19 class CperFileNotifier : public FileNotifierInterface 20 { 21 public: 22 /** 23 * @brief Constructor for the CperFileNotifier class. 24 * 25 * @param bus - bus to attach to. 26 * @param filePath - full path of the CPER log JSON file. 27 * @param entry - index of the DBus file path object. 28 */ 29 CperFileNotifier(sdbusplus::bus_t& bus, const std::string& filePath, 30 uint64_t entry) : 31 FileNotifierInterface(bus, generatePath(entry).c_str(), 32 action::emit_no_signals) 33 { 34 // We only need the interface added signal for the fault monitor. So 35 // stop emitting properties changed signal. 36 path(filePath, /*skipSignal=*/true); 37 } 38 39 static constexpr const char* cperBasePath = 40 "/xyz/openbmc_project/external_storer/bios_bmc_smm_error_logger/CPER"; 41 42 private: 43 /** 44 * @brief Generate a path for the CperFileNotifier DBus object. 45 * 46 * @param[in] entry - unique index for the DBus object. 47 */ 48 std::string generatePath(uint64_t entry) 49 { 50 return fmt::format("{}/entry{}", cperBasePath, entry); 51 } 52 }; 53 54 } // namespace bios_bmc_smm_error_logger 55