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Implement resizing partitions created with vitastor-disk

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This commit is contained in:
Vitaliy Filippov
2024-10-18 01:55:19 +03:00
parent 4e8a1a8895
commit 18eb99c494
7 changed files with 337 additions and 9 deletions
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src/disk_tool/disk_tool.cpp
+31 -4
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@@ -92,8 +92,22 @@ static const char *help_text =
" \n"
" Requires the `sfdisk` utility.\n"
"\n"
"vitastor-disk resize <ALL_OSD_PARAMETERS> <NEW_LAYOUT> [--iodepth 32]\n"
" Resize data area and/or rewrite/move journal and metadata\n"
"vitastor-disk resize <osd_num>|<osd_device> [OPTIONS]\n"
" Resize data area and/or move journal and metadata:\n"
" --move-journal TARGET move journal to TARGET\n"
" --move-meta TARGET move metadata to TARGET\n"
" --journal-size NEW_SIZE resize journal to NEW_SIZE\n"
" --data-size NEW_SIZE resize data device to NEW_SIZE\n"
" --dry-run only show new layout, do not apply it\n"
" \n"
" NEW_SIZE may include k/m/g/t suffixes.\n"
" TARGET may be one of:\n"
" <partition> move journal/metadata to an existing GPT partition\n"
" <raw_device> create a GPT partition on <raw_device> and move journal/metadata to it\n"
" \"\" (empty string) move journal/metadata back to the data device\n"
"\n"
"vitastor-disk raw-resize <ALL_OSD_PARAMETERS> <NEW_LAYOUT> [--iodepth 32]\n"
" Resize data area and/or rewrite/move journal and metadata (manual format).\n"
" ALL_OSD_PARAMETERS must include all (at least all disk-related)\n"
" parameters from OSD command line (i.e. from systemd unit or superblock).\n"
" NEW_LAYOUT may include new disk layout parameters:\n"
@@ -236,6 +250,10 @@ int main(int argc, char *argv[])
{
self.options["force"] = "1";
}
else if (!strcmp(argv[i], "--dry-run") || !strcmp(argv[i], "--dry_run"))
{
self.options["dry_run"] = "1";
}
else if (!strcmp(argv[i], "--allow-data-loss"))
{
self.options["allow_data_loss"] = "1";
@@ -243,7 +261,7 @@ int main(int argc, char *argv[])
else if (argv[i][0] == '-' && argv[i][1] == '-' && i < argc-1)
{
char *key = argv[i]+2;
self.options[key] = argv[++i];
self.options[str_replace(key, "-", "_")] = argv[++i];
}
else
{
@@ -375,7 +393,16 @@ int main(int argc, char *argv[])
}
else if (!strcmp(cmd[0], "resize"))
{
return self.resize_data();
if (cmd.size() != 2)
{
fprintf(stderr, "Exactly 1 OSD number or OSD device path argument is required\n");
return 1;
}
return self.resize_data(cmd[1]);
}
else if (!strcmp(cmd[0], "raw-resize"))
{
return self.raw_resize();
}
else if (!strcmp(cmd[0], "simple-offsets"))
{