1 #include "config.h"
2 
3 #include "dump-extensions.hpp"
4 #include "dump_internal.hpp"
5 #include "dump_manager.hpp"
6 #include "dump_manager_bmc.hpp"
7 #include "dump_manager_faultlog.hpp"
8 #include "elog_watch.hpp"
9 #include "watch.hpp"
10 #include "xyz/openbmc_project/Common/error.hpp"
11 
12 #include <fmt/core.h>
13 
14 #include <phosphor-logging/elog-errors.hpp>
15 #include <sdbusplus/bus.hpp>
16 
17 #include <memory>
18 #include <vector>
19 
20 int main()
21 {
22     using namespace phosphor::logging;
23     using InternalFailure =
24         sdbusplus::xyz::openbmc_project::Common::Error::InternalFailure;
25 
26     auto bus = sdbusplus::bus::new_default();
27     sd_event* event = nullptr;
28     auto rc = sd_event_default(&event);
29     if (rc < 0)
30     {
31         log<level::ERR>(
32             fmt::format("Error occurred during the sd_event_default, rc({})",
33                         rc)
34                 .c_str());
35         report<InternalFailure>();
36         return rc;
37     }
38     phosphor::dump::EventPtr eventP{event};
39     event = nullptr;
40 
41     // Blocking SIGCHLD is needed for calling sd_event_add_child
42     sigset_t mask;
43     if (sigemptyset(&mask) < 0)
44     {
45         log<level::ERR>(
46             fmt::format("Unable to initialize signal set, errno({})", errno)
47                 .c_str());
48         return EXIT_FAILURE;
49     }
50 
51     if (sigaddset(&mask, SIGCHLD) < 0)
52     {
53         log<level::ERR>(
54             fmt::format("Unable to add signal to signal set, errno({})", errno)
55                 .c_str());
56         return EXIT_FAILURE;
57     }
58 
59     // Block SIGCHLD first, so that the event loop can handle it
60     if (sigprocmask(SIG_BLOCK, &mask, nullptr) < 0)
61     {
62         log<level::ERR>(
63             fmt::format("Unable to block signal, errno({})", errno).c_str());
64         return EXIT_FAILURE;
65     }
66 
67     // Add sdbusplus ObjectManager for the 'root' path of the DUMP manager.
68     sdbusplus::server::manager_t objManager(bus, DUMP_OBJPATH);
69 
70     try
71     {
72         phosphor::dump::DumpManagerList dumpMgrList{};
73         std::unique_ptr<phosphor::dump::bmc::Manager> bmcDumpMgr =
74             std::make_unique<phosphor::dump::bmc::Manager>(
75                 bus, eventP, BMC_DUMP_OBJPATH, BMC_DUMP_OBJ_ENTRY,
76                 BMC_DUMP_PATH);
77 
78         phosphor::dump::bmc::internal::Manager mgr(bus, *bmcDumpMgr,
79                                                    OBJ_INTERNAL);
80         dumpMgrList.push_back(std::move(bmcDumpMgr));
81 
82         std::unique_ptr<phosphor::dump::faultlog::Manager> faultLogMgr =
83             std::make_unique<phosphor::dump::faultlog::Manager>(
84                 bus, FAULTLOG_DUMP_OBJPATH, FAULTLOG_DUMP_OBJ_ENTRY,
85                 FAULTLOG_DUMP_PATH);
86         dumpMgrList.push_back(std::move(faultLogMgr));
87 
88         phosphor::dump::loadExtensions(bus, dumpMgrList);
89 
90         // Restore dbus objects of all dumps
91         for (auto& dmpMgr : dumpMgrList)
92         {
93             dmpMgr->restore();
94         }
95 
96         phosphor::dump::elog::Watch eWatch(bus, mgr);
97         bus.attach_event(eventP.get(), SD_EVENT_PRIORITY_NORMAL);
98 
99         // Daemon is all set up so claim the busname now.
100         bus.request_name(DUMP_BUSNAME);
101 
102         auto rc = sd_event_loop(eventP.get());
103         if (rc < 0)
104         {
105             log<level::ERR>(
106                 fmt::format("Error occurred during the sd_event_loop, rc({})",
107                             rc)
108                     .c_str());
109             elog<InternalFailure>();
110         }
111     }
112     catch (const InternalFailure& e)
113     {
114         commit<InternalFailure>();
115         return -1;
116     }
117 
118     return 0;
119 }
120