1 /**
2  * Copyright © 2017 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 <sdbusplus/bus.hpp>
17 #include <sdeventplus/event.hpp>
18 #include <phosphor-logging/log.hpp>
19 #include "argument.hpp"
20 #include "manager.hpp"
21 #include "sdbusplus.hpp"
22 
23 using namespace phosphor::fan::control;
24 using namespace phosphor::logging;
25 
26 int main(int argc, char* argv[])
27 {
28     auto event = sdeventplus::Event::get_default();
29     auto bus = sdbusplus::bus::new_default();
30     phosphor::fan::util::ArgumentParser args(argc, argv);
31 
32     if (argc != 2)
33     {
34         args.usage(argv);
35         return 1;
36     }
37 
38     Mode mode;
39 
40     if (args["init"] == "true")
41     {
42         mode = Mode::init;
43     }
44     else if (args["control"] == "true")
45     {
46         mode = Mode::control;
47     }
48     else
49     {
50         args.usage(argv);
51         return 1;
52     }
53 
54     //Attach the event object to the bus object so we can
55     //handle both sd_events (for the timers) and dbus signals.
56     bus.attach_event(event.get(), SD_EVENT_PRIORITY_NORMAL);
57 
58     try
59     {
60         Manager manager(bus, event, mode);
61 
62         //Init mode will just set fans to max and delay
63         if (mode == Mode::init)
64         {
65             manager.doInit();
66             return 0;
67         }
68 
69         return event.loop();
70     }
71     //Log the useful metadata on these exceptions and let the app
72     //return 1 so it is restarted without a core dump.
73     catch (phosphor::fan::util::DBusServiceError& e)
74     {
75         log<level::ERR>("Uncaught DBus service lookup failure exception",
76                 entry("PATH=%s", e.path.c_str()),
77                 entry("INTERFACE=%s", e.interface.c_str()));
78     }
79     catch (phosphor::fan::util::DBusMethodError& e)
80     {
81         log<level::ERR>("Uncaught DBus method failure exception",
82                 entry("BUSNAME=%s", e.busName.c_str()),
83                 entry("PATH=%s", e.path.c_str()),
84                 entry("INTERFACE=%s", e.interface.c_str()),
85                 entry("METHOD=%s", e.method.c_str()));
86     }
87     catch (phosphor::fan::util::DBusPropertyError& e)
88     {
89         log<level::ERR>("Uncaught DBus property access failure exception",
90                 entry("BUSNAME=%s", e.busName.c_str()),
91                 entry("PATH=%s", e.path.c_str()),
92                 entry("INTERFACE=%s", e.interface.c_str()),
93                 entry("PROPERTY=%s", e.property.c_str()));
94     }
95 
96     return 1;
97 }
98