git.sesse.net Git - bcachefs-tools-debian/blob - cmd_data.c

   1
   2
   3 #include <stdio.h>
   4 #include <sys/ioctl.h>
   5
   6 #include "libbcachefs/bcachefs_ioctl.h"
   7
   8 #include "cmds.h"
   9 #include "libbcachefs.h"
  10
  11 static void data_rereplicate_usage(void)
  12 {
  13         puts("bcachefs data rereplicate\n"
  14              "Usage: bcachefs data rereplicate filesystem\n"
  15              "\n"
  16              "Walks existing data in a filesystem, writing additional copies\n"
  17              "of any degraded data\n"
  18              "\n"
  19              "Options:\n"
  20              "  -h, --help                  display this help and exit\n"
  21              "Report bugs to <linux-bcache@vger.kernel.org>");
  22         exit(EXIT_SUCCESS);
  23 }
  24
  25 int cmd_data_rereplicate(int argc, char *argv[])
  26 {
  27         int opt;
  28
  29         while ((opt = getopt(argc, argv, "h")) != -1)
  30                 switch (opt) {
  31                 case 'h':
  32                         data_rereplicate_usage();
  33                 }
  34         args_shift(optind);
  35
  36         char *fs_path = arg_pop();
  37         if (!fs_path)
  38                 die("Please supply a filesystem");
  39
  40         if (argc)
  41                 die("too many arguments");
  42
  43         return bchu_data(bcache_fs_open(fs_path), (struct bch_ioctl_data) {
  44                 .op             = BCH_DATA_OP_REREPLICATE,
  45                 .start_btree    = 0,
  46                 .start_pos      = POS_MIN,
  47                 .end_btree      = BTREE_ID_NR,
  48                 .end_pos        = POS_MAX,
  49         });
  50 }