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Vishwanatha Subbanna506aa0f2017-01-24 14:58:25 +05301/**
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 */
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053016#include <systemd/sd-event.h>
Vishwanatha Subbanna917454b2017-02-24 00:16:05 +053017#include <phosphor-logging/elog.hpp>
18#include <phosphor-logging/elog-errors.hpp>
19#include <xyz/openbmc_project/State/Host/error.hpp>
Vishwanatha Subbanna506aa0f2017-01-24 14:58:25 +053020#include "softoff.hpp"
21#include "config.h"
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053022#include "timer.hpp"
Vishwanatha Subbanna506aa0f2017-01-24 14:58:25 +053023
24int main(int argc, char** argv)
25{
Vishwanatha Subbanna31272b82017-02-01 18:53:14 +053026 using namespace phosphor::logging;
27
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053028 // systemd event handler
29 sd_event* events = nullptr;
30
Vishwanatha Subbanna506aa0f2017-01-24 14:58:25 +053031 // Get a handle to system dbus.
32 auto bus = sdbusplus::bus::new_default();
33
34 // Add systemd object manager.
35 sdbusplus::server::manager::manager(bus, SOFTOFF_OBJPATH);
36
Vishwanatha Subbanna31272b82017-02-01 18:53:14 +053037 // sd_event object. StateManager wants that this applicatin return '0'
38 // always.
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053039 auto r = sd_event_default(&events);
40 if (r < 0)
41 {
42 log<level::ERR>("Failure to create sd_event handler",
43 entry("ERROR=%s", strerror(-r)));
Vishwanatha Subbanna31272b82017-02-01 18:53:14 +053044 return 0;
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053045 }
46
47 // Attach the bus to sd_event to service user requests
48 bus.attach_event(events, SD_EVENT_PRIORITY_NORMAL);
49
Vishwanatha Subbanna31272b82017-02-01 18:53:14 +053050 // Claim the bus. Delaying it until sending SMS_ATN may result
51 // in a race condition between this available and IPMI trying to send
52 // message as a reponse to ack from host.
Vishwanatha Subbanna506aa0f2017-01-24 14:58:25 +053053 bus.request_name(SOFTOFF_BUSNAME);
54
Vishwanatha Subbanna917454b2017-02-24 00:16:05 +053055 // Create the SoftPowerOff object.
56 phosphor::ipmi::SoftPowerOff powerObj(bus, events, SOFTOFF_OBJPATH);
57
Vishwanatha Subbanna31272b82017-02-01 18:53:14 +053058 // Wait for client requests until this application has processed
59 // at least one successful SoftPowerOff or we timed out
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053060 while(!powerObj.isCompleted() && !powerObj.isTimerExpired())
Vishwanatha Subbanna506aa0f2017-01-24 14:58:25 +053061 {
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053062 // -1 denotes wait for ever
63 r = sd_event_run(events, (uint64_t)-1);
64 if (r < 0)
65 {
66 log<level::ERR>("Failure in processing request",
67 entry("ERROR=%s", strerror(-r)));
68 break;
69 }
Vishwanatha Subbanna506aa0f2017-01-24 14:58:25 +053070 }
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053071
Vishwanatha Subbanna917454b2017-02-24 00:16:05 +053072 // Log an error if we timed out after getting Ack for SMS_ATN and before
73 // getting the Host Shutdown response
74 if(powerObj.isTimerExpired() && (powerObj.responseReceived() ==
75 phosphor::ipmi::Base::SoftPowerOff::HostResponse::SoftOffReceived))
76 {
77 try
78 {
79 elog<sdbusplus::xyz::openbmc_project::State
80 ::Host::Error::SoftOffTimeout>(
81 prev_entry<phosphor::logging::xyz::openbmc_project::State
82 ::Host::SoftOffTimeout::TIMEOUT_IN_MSEC>());
83 }
84 catch (sdbusplus::xyz::openbmc_project::State::Host::Error
85 ::SoftOffTimeout& elog)
86 {
87 commit(elog.name());
88 }
89 }
90
Vishwanatha Subbannabcb76882017-01-25 16:29:43 +053091 // Cleanup the event handler
92 events = sd_event_unref(events);
93
Vishwanatha Subbanna506aa0f2017-01-24 14:58:25 +053094 return 0;
95}