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 "config.h" 17 18 #include "argument.hpp" 19 #include "fan.hpp" 20 #include "system.hpp" 21 #include "trust_manager.hpp" 22 23 #include <sdbusplus/bus.hpp> 24 #include <sdeventplus/event.hpp> 25 #include <sdeventplus/source/signal.hpp> 26 #include <stdplus/signal.hpp> 27 28 using namespace phosphor::fan::monitor; 29 30 int main(int argc, char* argv[]) 31 { 32 auto event = sdeventplus::Event::get_default(); 33 auto bus = sdbusplus::bus::new_default(); 34 phosphor::fan::util::ArgumentParser args(argc, argv); 35 36 if (argc != 2) 37 { 38 args.usage(argv); 39 return 1; 40 } 41 42 Mode mode; 43 if (args["init"] == "true") 44 { 45 mode = Mode::init; 46 } 47 else if (args["monitor"] == "true") 48 { 49 mode = Mode::monitor; 50 } 51 else 52 { 53 args.usage(argv); 54 return 1; 55 } 56 57 // Attach the event object to the bus object so we can 58 // handle both sd_events (for the timers) and dbus signals. 59 bus.attach_event(event.get(), SD_EVENT_PRIORITY_NORMAL); 60 61 System system(mode, bus, event); 62 63 #ifdef MONITOR_USE_JSON 64 // Enable SIGHUP handling to reload JSON config 65 stdplus::signal::block(SIGHUP); 66 sdeventplus::source::Signal signal(event, SIGHUP, 67 std::bind(&System::sighupHandler, 68 &system, std::placeholders::_1, 69 std::placeholders::_2)); 70 #endif 71 72 if (mode == Mode::init) 73 { 74 // Fans were initialized to be functional, exit 75 return 0; 76 } 77 78 return event.loop(); 79 } 80