static void unlink_old_files(const char *path)
{
const int *files = ls_my_files(path);
const int *number = files;
while (*number >= 0) {
char full_fn[PATH_MAX];
const char *filename;
full_fn_from_number(full_fn, &filename, path, *number);
printf("Removing old file %s ...\n", filename);
if (unlink(full_fn))
err(errno, "Can't remove file %s", full_fn);
number++;
}
free((void *)files);
}
static void iterate_files(const char *path, const long *files,
long start_at, long end_at, int progress)
{
uint64_t tot_ok, tot_corrupted, tot_changed, tot_overwritten, tot_size;
struct timeval tot_dt = { .tv_sec = 0, .tv_usec = 0 };
double read_speed;
const char *unit;
int and_read_all = 1;
int or_missing_file = 0;
int number = start_at;
tot_ok = tot_corrupted = tot_changed = tot_overwritten = tot_size = 0;
printf(" SECTORS "
" ok/corrupted/changed/overwritten\n");
while (*files >= 0) {
uint64_t sec_ok, sec_corrupted, sec_changed,
sec_overwritten, file_size;
int read_all;
or_missing_file = or_missing_file || (*files != number);
for (; number < *files; number++) {
char *full_fn;
const char *filename;
full_fn = full_fn_from_number(&filename, "", number);
assert(full_fn);
printf("Missing file %s\n", filename);
free(full_fn);
}
number++;
validate_file(path, *files, &sec_ok, &sec_corrupted,
&sec_changed, &sec_overwritten,
&file_size, &read_all, &tot_dt, progress);
tot_ok += sec_ok;
tot_corrupted += sec_corrupted;
tot_changed += sec_changed;
tot_overwritten += sec_overwritten;
tot_size += file_size;
and_read_all = and_read_all && read_all;
files++;
}
assert(tot_size / SECTOR_SIZE ==
(tot_ok + tot_corrupted + tot_changed + tot_overwritten));
/* Notice that not reporting `missing' files after the last file
* in @files is important since @end_at could be very large.
*/
report("\n Data OK:", tot_ok);
report("Data LOST:", tot_corrupted + tot_changed + tot_overwritten);
report("\t Corrupted:", tot_corrupted);
report("\tSlightly changed:", tot_changed);
report("\t Overwritten:", tot_overwritten);
if (or_missing_file)
printf("WARNING: Not all F3 files in the range %li to %li are available\n",
start_at + 1, end_at + 1);
if (!and_read_all)
printf("WARNING: Not all data was read due to I/O error(s)\n");
/* Reading speed. */
read_speed = (double)tot_size / dt_to_s(&tot_dt);
unit = adjust_unit(&read_speed);
printf("Average reading speed: %.2f %s/s\n", read_speed, unit);
}
int main(int argc, char **argv)
{
const long *files;
struct args args = {
/* Defaults. */
.start_at = 0,
.end_at = LONG_MAX - 1,
/* If stdout isn't a terminal, supress progress. */
.show_progress = isatty(STDOUT_FILENO),
};
/* Read parameters. */
argp_parse(&argp, argc, argv, 0, NULL, &args);
print_header(stdout, "read");
files = ls_my_files(args.dev_path, args.start_at, args.end_at);
iterate_files(args.dev_path, files, args.start_at, args.end_at,
args.show_progress);
free((void *)files);
return 0;
}
