1 /**
2 * Copyright © 2016 IBM Corporation
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 #include "config.h"
17
18 #include "softoff.hpp"
19
20 #include <phosphor-logging/elog-errors.hpp>
21 #include <phosphor-logging/elog.hpp>
22 #include <phosphor-logging/lg2.hpp>
23 #include <sdeventplus/event.hpp>
24 #include <sdeventplus/exception.hpp>
25 #include <xyz/openbmc_project/State/Host/error.hpp>
26
27 // Return -1 on any errors to ensure we follow the calling targets OnFailure=
28 // path
main(int,char **)29 int main(int, char**)
30 {
31 using namespace phosphor::logging;
32
33 // Get a handle to system dbus.
34 auto bus = sdbusplus::bus::new_default();
35
36 // Add systemd object manager.
37 sdbusplus::server::manager_t(bus, SOFTOFF_OBJPATH);
38
39 // Get default event loop
40 auto event = sdeventplus::Event::get_default();
41
42 // Attach the bus to sd_event to service user requests
43 bus.attach_event(event.get(), SD_EVENT_PRIORITY_NORMAL);
44
45 // Claim the bus. Delaying it until sending SMS_ATN may result
46 // in a race condition between this available and IPMI trying to send
47 // message as a response to ack from host.
48 bus.request_name(SOFTOFF_BUSNAME);
49
50 // Create the SoftPowerOff object.
51 phosphor::ipmi::SoftPowerOff powerObj(bus, event.get(), SOFTOFF_OBJPATH);
52
53 // Wait for client requests until this application has processed
54 // at least one successful SoftPowerOff or we timed out
55 while (!powerObj.isCompleted() && !powerObj.isTimerExpired())
56 {
57 try
58 {
59 event.run(std::nullopt);
60 }
61 catch (const sdeventplus::SdEventError& e)
62 {
63 lg2::error("Failure in processing request: {ERROR}", "ERROR", e);
64 return 1;
65 }
66 }
67
68 // Log an error if we timed out after getting Ack for SMS_ATN and before
69 // getting the Host Shutdown response
70 if (powerObj.isTimerExpired() &&
71 (powerObj.responseReceived() ==
72 phosphor::ipmi::Base::SoftPowerOff::HostResponse::SoftOffReceived))
73 {
74 using error =
75 sdbusplus::error::xyz::openbmc_project::state::host::SoftOffTimeout;
76 using errorMetadata = xyz::openbmc_project::state::host::SoftOffTimeout;
77 report<error>(prev_entry<errorMetadata::TIMEOUT_IN_MSEC>());
78 return -1;
79 }
80
81 return 0;
82 }
83