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// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: Copyright OpenBMC Authors
#pragma once
#include "async_resp.hpp"
#include "dbus_utility.hpp"
#include "error_messages.hpp"
#include "event_service_manager.hpp"
#include "generated/enums/event_destination.hpp"
#include "http_response.hpp"
#include "logging.hpp"
#include "utils/dbus_utils.hpp"
#include <asm-generic/errno.h>
#include <systemd/sd-bus.h>
#include <boost/system/error_code.hpp>
#include <boost/url/format.hpp>
#include <boost/url/url.hpp>
#include <sdbusplus/message.hpp>
#include <sdbusplus/message/native_types.hpp>
#include <sdbusplus/unpack_properties.hpp>
#include <cstdint>
#include <memory>
#include <string>
#include <string_view>
#include <utility>
namespace redfish
{
inline void afterGetSnmpTrapClientdata(
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const boost::system::error_code& ec,
const dbus::utility::DBusPropertiesMap& propertiesList)
{
if (ec)
{
BMCWEB_LOG_ERROR("D-Bus response error on GetSubTree {}", ec);
messages::internalError(asyncResp->res);
return;
}
std::string address;
uint16_t port = 0;
bool success = sdbusplus::unpackPropertiesNoThrow(
dbus_utils::UnpackErrorPrinter(), propertiesList, "Address", address,
"Port", port);
if (!success)
{
messages::internalError(asyncResp->res);
return;
}
asyncResp->res.jsonValue["Destination"] =
boost::urls::format("snmp://{}:{}", address, port);
}
inline void getSnmpTrapClientdata(
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, const std::string& id,
const std::string& objectPath)
{
asyncResp->res.jsonValue["@odata.type"] =
"#EventDestination.v1_8_0.EventDestination";
asyncResp->res.jsonValue["Protocol"] =
event_destination::EventDestinationProtocol::SNMPv2c;
asyncResp->res.jsonValue["@odata.id"] =
boost::urls::format("/redfish/v1/EventService/Subscriptions/{}", id);
asyncResp->res.jsonValue["Id"] = id;
asyncResp->res.jsonValue["Name"] = "Event Destination";
asyncResp->res.jsonValue["SubscriptionType"] =
event_destination::SubscriptionType::SNMPTrap;
asyncResp->res.jsonValue["EventFormatType"] =
event_destination::EventFormatType::Event;
/* Context is required Redfish field,
* but SNMP backend doesn't support a context string.
*/
asyncResp->res.jsonValue["Context"] = "";
dbus::utility::getAllProperties(
"xyz.openbmc_project.Network.SNMP", objectPath,
"xyz.openbmc_project.Network.Client",
[asyncResp](const boost::system::error_code& ec,
const dbus::utility::DBusPropertiesMap& properties) {
afterGetSnmpTrapClientdata(asyncResp, ec, properties);
});
}
inline void getSnmpTrapClient(
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, const std::string& id)
{
dbus::utility::async_method_call(
asyncResp,
[asyncResp, id](const boost::system::error_code& ec,
dbus::utility::ManagedObjectType& resp) {
if (ec)
{
BMCWEB_LOG_ERROR("D-Bus response error on GetManagedObjects {}",
ec);
messages::internalError(asyncResp->res);
return;
}
for (const auto& objpath : resp)
{
sdbusplus::message::object_path path(objpath.first);
const std::string snmpId = path.filename();
if (snmpId.empty())
{
BMCWEB_LOG_ERROR("The SNMP client ID is wrong");
messages::internalError(asyncResp->res);
return;
}
const std::string subscriptionId = "snmp" + snmpId;
if (id != subscriptionId)
{
continue;
}
getSnmpTrapClientdata(asyncResp, id, objpath.first);
return;
}
messages::resourceNotFound(asyncResp->res, "Subscriptions", id);
EventServiceManager::getInstance().deleteSubscription(id);
},
"xyz.openbmc_project.Network.SNMP",
"/xyz/openbmc_project/network/snmp/manager",
"org.freedesktop.DBus.ObjectManager", "GetManagedObjects");
}
inline void afterSnmpClientCreate(
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const boost::system::error_code& ec, const sdbusplus::message_t& msg,
const std::string& host, const std::string& dbusSNMPid)
{
if (ec)
{
const sd_bus_error* dbusError = msg.get_error();
if (dbusError != nullptr)
{
if (std::string_view(
"xyz.openbmc_project.Common.Error.InvalidArgument") ==
dbusError->name)
{
messages::propertyValueIncorrect(asyncResp->res, "Destination",
host);
return;
}
if (ec.value() != EBADR)
{
// SNMP not installed
messages::propertyValueOutOfRange(asyncResp->res, "SNMPv2c",
"Protocol");
return;
}
}
messages::internalError(asyncResp->res);
return;
}
sdbusplus::message::object_path path(dbusSNMPid);
const std::string snmpId = path.filename();
if (snmpId.empty())
{
messages::internalError(asyncResp->res);
return;
}
std::string subscriptionId = "snmp" + snmpId;
boost::urls::url uri = boost::urls::format(
"/redfish/v1/EventService/Subscriptions/{}", subscriptionId);
asyncResp->res.addHeader("Location", uri.buffer());
messages::created(asyncResp->res);
}
inline void addSnmpTrapClient(
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& host, uint16_t snmpTrapPort)
{
dbus::utility::async_method_call(
asyncResp,
[asyncResp,
host](const boost::system::error_code& ec,
const sdbusplus::message_t& msg, const std::string& dbusSNMPid) {
afterSnmpClientCreate(asyncResp, ec, msg, host, dbusSNMPid);
},
"xyz.openbmc_project.Network.SNMP",
"/xyz/openbmc_project/network/snmp/manager",
"xyz.openbmc_project.Network.Client.Create", "Client", host,
snmpTrapPort);
}
inline void getSnmpSubscriptionList(
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& snmpId, nlohmann::json& memberArray)
{
const std::string subscriptionId = "snmp" + snmpId;
nlohmann::json::object_t member;
member["@odata.id"] = boost::urls::format(
"/redfish/v1/EventService/Subscriptions/{}", subscriptionId);
memberArray.push_back(std::move(member));
asyncResp->res.jsonValue["Members@odata.count"] = memberArray.size();
}
inline void deleteSnmpTrapClient(
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& param)
{
std::string_view snmpTrapId = param;
// Erase "snmp" in the request to find the corresponding
// dbus snmp client id. For example, the snmpid in the
// request is "snmp1", which will be "1" after being erased.
snmpTrapId.remove_prefix(4);
sdbusplus::message::object_path snmpPath =
sdbusplus::message::object_path(
"/xyz/openbmc_project/network/snmp/manager") /
std::string(snmpTrapId);
dbus::utility::async_method_call(
asyncResp,
[asyncResp, param](const boost::system::error_code& ec) {
if (ec)
{
// The snmp trap id is incorrect
if (ec.value() == EBADR)
{
messages::resourceNotFound(asyncResp->res, "Subscription",
param);
return;
}
messages::internalError(asyncResp->res);
return;
}
messages::success(asyncResp->res);
},
"xyz.openbmc_project.Network.SNMP", static_cast<std::string>(snmpPath),
"xyz.openbmc_project.Object.Delete", "Delete");
}
} // namespace redfish
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