Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 1 | #include <cstdlib> |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 2 | #include <unistd.h> |
Andrew Geissler | 07d0ed5 | 2017-03-28 15:44:18 -0500 | [diff] [blame] | 3 | #include <iostream> |
| 4 | #include <fstream> |
| 5 | #include <cstdio> |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 6 | #include <sdbusplus/bus.hpp> |
Anthony Wilson | 32c532e | 2018-10-25 21:56:07 -0500 | [diff] [blame] | 7 | #include <sdbusplus/exception.hpp> |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 8 | #include <phosphor-logging/log.hpp> |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 9 | #include <xyz/openbmc_project/Control/Host/server.hpp> |
Andrew Geissler | 07d0ed5 | 2017-03-28 15:44:18 -0500 | [diff] [blame] | 10 | #include <config.h> |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 11 | |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 12 | using namespace std::literals; |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 13 | using namespace phosphor::logging; |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 14 | using namespace sdbusplus::xyz::openbmc_project::Control::server; |
Anthony Wilson | 32c532e | 2018-10-25 21:56:07 -0500 | [diff] [blame] | 15 | using sdbusplus::exception::SdBusError; |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 16 | |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 17 | // Required strings for sending the msg to check on host |
| 18 | constexpr auto MAPPER_BUSNAME = "xyz.openbmc_project.ObjectMapper"; |
| 19 | constexpr auto MAPPER_PATH = "/xyz/openbmc_project/object_mapper"; |
| 20 | constexpr auto MAPPER_INTERFACE = "xyz.openbmc_project.ObjectMapper"; |
Andrew Geissler | 624161c | 2019-04-09 16:01:01 -0500 | [diff] [blame] | 21 | constexpr auto CONTROL_HOST_DEFAULT_SVC = "xyz.openbmc_project.Control.Host"; |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 22 | constexpr auto CONTROL_HOST_PATH = "/xyz/openbmc_project/control/host0"; |
| 23 | constexpr auto CONTROL_HOST_INTERFACE = "xyz.openbmc_project.Control.Host"; |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 24 | |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 25 | bool cmdDone = false; |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 26 | bool hostRunning = false; |
| 27 | |
| 28 | // Function called on host control signals |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 29 | static int hostControlSignal(sd_bus_message* msg, void* userData, |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 30 | sd_bus_error* retError) |
| 31 | { |
| 32 | std::string cmdCompleted{}; |
| 33 | std::string cmdStatus{}; |
| 34 | |
| 35 | auto sdPlusMsg = sdbusplus::message::message(msg); |
| 36 | sdPlusMsg.read(cmdCompleted, cmdStatus); |
| 37 | |
| 38 | log<level::DEBUG>("Host control signal values", |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 39 | entry("COMMAND=%s", cmdCompleted.c_str()), |
| 40 | entry("STATUS=%s", cmdStatus.c_str())); |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 41 | |
| 42 | // Verify it's the command this code is interested in and then check status |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 43 | if (Host::convertCommandFromString(cmdCompleted) == |
| 44 | Host::Command::Heartbeat) |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 45 | { |
| 46 | cmdDone = true; |
| 47 | |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 48 | if (Host::convertResultFromString(cmdStatus) == Host::Result::Success) |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 49 | { |
| 50 | hostRunning = true; |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | return 0; |
| 55 | } |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 56 | |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 57 | // Send hearbeat to host to determine if it's running |
| 58 | void sendHeartbeat(sdbusplus::bus::bus& bus) |
| 59 | { |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 60 | auto mapper = bus.new_method_call(MAPPER_BUSNAME, MAPPER_PATH, |
| 61 | MAPPER_INTERFACE, "GetObject"); |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 62 | |
| 63 | mapper.append(CONTROL_HOST_PATH, |
| 64 | std::vector<std::string>({CONTROL_HOST_INTERFACE})); |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 65 | |
| 66 | std::map<std::string, std::vector<std::string>> mapperResponse; |
Anthony Wilson | 32c532e | 2018-10-25 21:56:07 -0500 | [diff] [blame] | 67 | |
| 68 | try |
| 69 | { |
| 70 | auto mapperResponseMsg = bus.call(mapper); |
| 71 | mapperResponseMsg.read(mapperResponse); |
| 72 | } |
| 73 | catch (const SdBusError& e) |
| 74 | { |
Andrew Geissler | 624161c | 2019-04-09 16:01:01 -0500 | [diff] [blame] | 75 | log<level::INFO>("Error in mapper call for control host, use default " |
| 76 | "service", |
| 77 | entry("ERROR=%s", e.what())); |
Anthony Wilson | 32c532e | 2018-10-25 21:56:07 -0500 | [diff] [blame] | 78 | } |
| 79 | |
Andrew Geissler | 624161c | 2019-04-09 16:01:01 -0500 | [diff] [blame] | 80 | std::string host; |
| 81 | if (!mapperResponse.empty()) |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 82 | { |
Andrew Geissler | 624161c | 2019-04-09 16:01:01 -0500 | [diff] [blame] | 83 | log<level::DEBUG>("Use mapper response"); |
| 84 | host = mapperResponse.begin()->first; |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 85 | } |
Andrew Geissler | 624161c | 2019-04-09 16:01:01 -0500 | [diff] [blame] | 86 | else |
| 87 | { |
| 88 | log<level::DEBUG>("Use hard coded host"); |
| 89 | host = CONTROL_HOST_DEFAULT_SVC; |
| 90 | } |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 91 | |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 92 | auto method = bus.new_method_call(host.c_str(), CONTROL_HOST_PATH, |
| 93 | CONTROL_HOST_INTERFACE, "Execute"); |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 94 | method.append(convertForMessage(Host::Command::Heartbeat).c_str()); |
| 95 | |
Anthony Wilson | 32c532e | 2018-10-25 21:56:07 -0500 | [diff] [blame] | 96 | try |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 97 | { |
Anthony Wilson | 32c532e | 2018-10-25 21:56:07 -0500 | [diff] [blame] | 98 | auto reply = bus.call(method); |
| 99 | } |
| 100 | catch (const SdBusError& e) |
| 101 | { |
| 102 | log<level::ERR>("Error in call to control host Execute", |
| 103 | entry("ERROR=%s", e.what())); |
| 104 | throw; |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | return; |
| 108 | } |
| 109 | |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 110 | int main(int argc, char* argv[]) |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 111 | { |
| 112 | log<level::INFO>("Check if host is running"); |
| 113 | |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 114 | auto bus = sdbusplus::bus::new_default(); |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 115 | |
Andrew Geissler | 66060bf | 2019-09-12 13:47:05 -0500 | [diff] [blame^] | 116 | std::string s = "type='signal',member='CommandComplete',path='"s + |
| 117 | CONTROL_HOST_PATH + "',interface='" + |
| 118 | CONTROL_HOST_INTERFACE + "'"; |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 119 | |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 120 | // Setup Signal Handler |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 121 | sdbusplus::bus::match::match hostControlSignals(bus, s.c_str(), |
| 122 | hostControlSignal, nullptr); |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 123 | |
Andrew Geissler | eeaccf8 | 2017-03-28 15:23:27 -0500 | [diff] [blame] | 124 | sendHeartbeat(bus); |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 125 | |
| 126 | // Wait for signal |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 127 | while (!cmdDone) |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 128 | { |
| 129 | bus.process_discard(); |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 130 | if (cmdDone) |
| 131 | break; |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 132 | bus.wait(); |
| 133 | } |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 134 | |
| 135 | // If host running then create file |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 136 | if (hostRunning) |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 137 | { |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 138 | log<level::INFO>("Host is running!"); |
Andrew Geissler | 07d0ed5 | 2017-03-28 15:44:18 -0500 | [diff] [blame] | 139 | // Create file for host instance and create in filesystem to indicate |
| 140 | // to services that host is running |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 141 | auto size = std::snprintf(nullptr, 0, HOST_RUNNING_FILE, 0); |
Andrew Geissler | 0135bd5 | 2017-05-09 13:54:10 -0500 | [diff] [blame] | 142 | size++; // null |
| 143 | std::unique_ptr<char[]> buf(new char[size]); |
Andrew Geissler | 58a1801 | 2018-01-19 19:36:05 -0800 | [diff] [blame] | 144 | std::snprintf(buf.get(), size, HOST_RUNNING_FILE, 0); |
Andrew Geissler | 07d0ed5 | 2017-03-28 15:44:18 -0500 | [diff] [blame] | 145 | std::ofstream outfile(buf.get()); |
| 146 | outfile.close(); |
| 147 | } |
| 148 | else |
| 149 | { |
| 150 | log<level::INFO>("Host is not running!"); |
Andrew Geissler | 0971dea | 2017-03-28 14:32:40 -0500 | [diff] [blame] | 151 | } |
Andrew Geissler | b09463d | 2017-03-24 15:55:17 -0500 | [diff] [blame] | 152 | |
| 153 | return 0; |
| 154 | } |