1 #include <sys/types.h>
   2 #include <sys/stat.h>
   3 #include <cstdlib>
   4 #include <ctime>
   5 #include <iostream>
   6 #include <vector>
   7 #include <algorithm>
   8 #include <iterator>
   9 
  10 #include "lfc_api.h"
  11 #include "serrno.h"
  12 
  13 int main(int argc, char *argv[])
  14 {
  15     if (argc != 2) {
  16         std::cerr << "Usage: " << argv[0] << " LFN" << std::endl;
  17         return 1;
  18     }
  19 
  20     int status;
  21     struct lfc_filestat stat;
  22     status = lfc_stat(argv[1], &stat);
  23     if (status) {
  24         std::cerr << argv[0] << ": " << argv[1] << ": " << sstrerror(serrno) << std::endl;
  25         return status;
  26     }
  27     if (stat.filemode & S_IFDIR) {
  28         std::cerr << argv[0] << ": " << argv[1] << ": Is a directory" << std::endl;
  29         return 1;
  30     }
  31 
  32     int entries;
  33     struct lfc_filereplica *replica;
  34     status = lfc_getreplica(argv[1], 0, 0, &entries, &replica);
  35     if (status) {
  36         std::cerr << argv[0] << ": " << argv[1] << ": " << sstrerror(serrno) << std::endl;
  37         return status;
  38     }
  39 
  40     srand(std::time(0));
  41     srand48(std::time(0));
  42     std::vector<std::string> v(entries);
  43     for (int i = 0; i < entries; i++)
  44         v[i].assign(replica[i].sfn);
  45     std::random_shuffle(v.begin(), v.end());
  46     std::copy(v.begin(), v.end(), std::ostream_iterator<std::string>(std::cout, "\n"));
  47     std::free(replica);
  48 }