blob: 5658218fdaf619448220615f1b0562f31b08380f [file] [log] [blame]
#pragma once
#include "config.h"
#include <sdbusplus/bus.hpp>
#include <sdbusplus/server.hpp>
#include <string>
namespace phosphor
{
namespace led
{
namespace fru
{
namespace fault
{
namespace monitor
{
/** @brief Assert or deassert an LED based on the input FRU
* @param[in] bus - The Dbus bus object
* @param[in] path - Inventory path of the FRU
* @param[in] assert - Assert if true deassert if false
*/
void action(sdbusplus::bus::bus& bus, const std::string& path, bool assert);
class Remove;
/** @class Add
* @brief Implementation of LED handling during FRU fault
* @details This implements methods for watching for a FRU fault
* being logged to assert the corresponding LED
*/
class Add
{
public:
Add() = delete;
~Add() = default;
Add(const Add&) = delete;
Add& operator=(const Add&) = delete;
Add(Add&&) = default;
Add& operator=(Add&&) = default;
/** @brief constructs Add a watch for FRU faults.
* @param[in] bus - The Dbus bus object
*/
Add(sdbusplus::bus::bus& bus) :
matchCreated(
bus,
sdbusplus::bus::match::rules::interfacesAdded() +
sdbusplus::bus::match::rules::path_namespace(
"/xyz/openbmc_project/logging"),
std::bind(std::mem_fn(&Add::created), this, std::placeholders::_1))
{
processExistingCallouts(bus);
}
private:
/** @brief sdbusplus signal match for fault created */
sdbusplus::bus::match_t matchCreated;
std::vector<std::unique_ptr<Remove>> removeWatches;
/** @brief Callback function for fru fault created
* @param[in] msg - Data associated with subscribed signal
*/
void created(sdbusplus::message::message& msg);
/** @brief This function process all callouts at application start
* @param[in] bus - The Dbus bus object
*/
void processExistingCallouts(sdbusplus::bus::bus& bus);
};
/** @class Remove
* @brief Implementation of LED handling after resolution of FRU fault
* @details Implement methods for watching the resolution of FRU faults
* and deasserting corresponding LED.
*/
class Remove
{
public:
Remove() = delete;
~Remove() = default;
Remove(const Remove&) = delete;
Remove& operator=(const Remove&) = delete;
Remove(Remove&&) = default;
Remove& operator=(Remove&&) = default;
/** @brief constructs Remove
* @param[in] bus - The Dbus bus object
* @param[in] path - Inventory path to fru
*/
Remove(sdbusplus::bus::bus& bus, const std::string& path) :
inventoryPath(path),
matchRemoved(bus, match(path),
std::bind(std::mem_fn(&Remove::removed), this,
std::placeholders::_1))
{
// Do nothing
}
private:
/** @brief inventory path of the FRU */
std::string inventoryPath;
/** @brief sdbusplus signal matches for fault removed */
sdbusplus::bus::match_t matchRemoved;
/** @brief Callback function for fru fault created
* @param[in] msg - Data associated with subscribed signal
*/
void removed(sdbusplus::message::message& msg);
/** @brief function to create fault remove match for a fru
* @param[in] path - Inventory path of the faulty unit.
*/
std::string match(const std::string& path)
{
namespace MatchRules = sdbusplus::bus::match::rules;
std::string matchStmt =
MatchRules::interfacesRemoved() +
MatchRules::argNpath(0, path + "/" + CALLOUT_REV_ASSOCIATION);
return matchStmt;
}
};
} // namespace monitor
} // namespace fault
} // namespace fru
} // namespace led
} // namespace phosphor