xref: /openbmc/ipmi-fru-parser/readeeprom.cpp (revision 9606ba3e)
1 #include <iostream>
2 #include <memory>
3 #include "argument.hpp"
4 #include "writefrudata.hpp"
5 
6 static void exit_with_error(const char* err, char** argv)
7 {
8     ArgumentParser::usage(argv);
9     std::cerr << std::endl;
10     std::cerr << "ERROR: " << err << std::endl;
11     exit(-1);
12 }
13 
14 //--------------------------------------------------------------------------
15 // This gets called by udev monitor soon after seeing hog plugs for EEPROMS.
16 //--------------------------------------------------------------------------
17 int main(int argc, char **argv)
18 {
19     int rc = 0;
20     uint8_t fruid = 0;
21 
22     // Handle to per process system bus
23     sd_bus *bus_type = NULL;
24 
25     // Read the arguments.
26     auto cli_options = std::make_unique<ArgumentParser>(argc, argv);
27 
28     // Parse out each argument.
29     auto eeprom_file = (*cli_options)["eeprom"];
30     if (eeprom_file == ArgumentParser::empty_string)
31     {
32         // User has not passed in the appropriate argument value
33         exit_with_error("eeprom data not found.", argv);
34     }
35 
36     auto fruid_str = (*cli_options)["fruid"];
37     if (fruid_str == ArgumentParser::empty_string)
38     {
39         // User has not passed in the appropriate argument value
40         exit_with_error("fruid data not found.", argv);
41     }
42 
43     // Extract the fruid
44     fruid = strtol(fruid_str.c_str(), NULL, 16);
45     if(fruid == 0)
46     {
47         // User has not passed in the appropriate argument value
48         exit_with_error("Invalid fruid.", argv);
49     }
50 
51     // Finished getting options out, so release the parser.
52     cli_options.release();
53 
54     // Get a handle to System Bus
55     rc = sd_bus_open_system(&bus_type);
56     if (rc < 0)
57     {
58         fprintf(stderr, "Failed to connect to system bus: %s\n",strerror(-rc));
59     }
60     else
61     {
62         // Now that we have the file that contains the eeprom data, go read it and
63         // update the Inventory DB.
64         bool bmc_fru = true;
65         rc = ipmi_validate_fru_area(fruid, eeprom_file.c_str(), bus_type, bmc_fru);
66     }
67 
68     // Cleanup
69     sd_bus_unref(bus_type);
70 
71     return (rc < 0 ? EXIT_FAILURE : EXIT_SUCCESS);
72 }
73