int vgextend(struct cmd_context *cmd, int argc, char **argv)
{
const char *vg_name;
struct volume_group *vg = NULL;
int r = ECMD_FAILED;
struct pvcreate_params pp;
int fixed = 0, i = 0;
if (!argc) {
log_error("Please enter volume group name and "
"physical volume(s)");
return EINVALID_CMD_LINE;
}
vg_name = skip_dev_dir(cmd, argv[0], NULL);
argc--;
argv++;
if (arg_count(cmd, metadatacopies_ARG)) {
log_error("Invalid option --metadatacopies, "
"use --pvmetadatacopies instead.");
return EINVALID_CMD_LINE;
}
pvcreate_params_set_defaults(&pp);
if (!pvcreate_params_validate(cmd, argc, argv, &pp)) {
return EINVALID_CMD_LINE;
}
/*
* It is always ok to add new PVs to a VG - even if there are
* missing PVs. No LVs are affected by this operation, but
* repair processes - particularly for RAID segtypes - can
* be facilitated.
*/
cmd->handles_missing_pvs = 1;
log_verbose("Checking for volume group \"%s\"", vg_name);
vg = vg_read_for_update(cmd, vg_name, NULL, 0);
if (vg_read_error(vg)) {
release_vg(vg);
return_ECMD_FAILED;
}
if (!archive(vg))
goto_bad;
if (arg_count(cmd, restoremissing_ARG)) {
for (i = 0; i < argc; ++i) {
if (_restore_pv(vg, argv[i]))
++ fixed;
}
if (!fixed) {
log_error("No PV has been restored.");
goto bad;
}
} else { /* no --restore, normal vgextend */
if (!lock_vol(cmd, VG_ORPHANS, LCK_VG_WRITE, NULL)) {
log_error("Can't get lock for orphan PVs");
unlock_and_release_vg(cmd, vg, vg_name);
return ECMD_FAILED;
}
if (arg_count(cmd, metadataignore_ARG) &&
(vg_mda_copies(vg) != VGMETADATACOPIES_UNMANAGED) &&
(pp.force == PROMPT) &&
yes_no_prompt("Override preferred number of copies "
"of VG %s metadata? [y/n]: ",
vg_name) == 'n') {
log_error("Volume group %s not changed", vg_name);
goto bad;
}
/* extend vg */
if (!vg_extend(vg, argc, (const char* const*)argv, &pp))
goto_bad;
if (arg_count(cmd, metadataignore_ARG) &&
(vg_mda_copies(vg) != VGMETADATACOPIES_UNMANAGED) &&
(vg_mda_copies(vg) != vg_mda_used_count(vg))) {
log_warn("WARNING: Changing preferred number of copies of VG %s "
"metadata from %"PRIu32" to %"PRIu32, vg_name,
vg_mda_copies(vg), vg_mda_used_count(vg));
vg_set_mda_copies(vg, vg_mda_used_count(vg));
}
/* ret > 0 */
log_verbose("Volume group \"%s\" will be extended by %d new "
"physical volumes", vg_name, argc);
}
/* store vg on disk(s) */
if (!vg_write(vg) || !vg_commit(vg))
goto_bad;
backup(vg);
log_print_unless_silent("Volume group \"%s\" successfully extended", vg_name);
r = ECMD_PROCESSED;
bad:
if (!arg_count(cmd, restoremissing_ARG))
unlock_vg(cmd, VG_ORPHANS);
unlock_and_release_vg(cmd, vg, vg_name);
return r;
}
#define _max_lv_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(max_pv, vg->max_pv) #define _max_pv_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(pv_count, vg->pv_count) #define _pv_count_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(lv_count, (vg_visible_lvs(vg))) #define _lv_count_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(snap_count, (snapshot_count(vg))) #define _snap_count_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(vg_seqno, vg->seqno) #define _vg_seqno_set prop_not_implemented_set GET_VG_STR_PROPERTY_FN(vg_tags, vg_tags_dup(vg)) #define _vg_tags_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(vg_mda_count, (vg_mda_count(vg))) #define _vg_mda_count_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(vg_mda_used_count, (vg_mda_used_count(vg))) #define _vg_mda_used_count_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(vg_mda_free, (SECTOR_SIZE * vg_mda_free(vg))) #define _vg_mda_free_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(vg_mda_size, (SECTOR_SIZE * vg_mda_size(vg))) #define _vg_mda_size_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(vg_mda_copies, (vg_mda_copies(vg))) SET_VG_NUM_PROPERTY_FN(vg_mda_copies, vg_set_mda_copies) GET_VG_STR_PROPERTY_FN(vg_profile, vg_profile_dup(vg)) #define _vg_profile_set prop_not_implemented_set GET_VG_NUM_PROPERTY_FN(vg_missing_pv_count, vg_missing_pv_count(vg)) #define _vg_missing_pv_count_set prop_not_implemented_set /* LVSEG */ GET_LVSEG_STR_PROPERTY_FN(segtype, lvseg_segtype_dup(lvseg->lv->vg->vgmem, lvseg)) #define _segtype_set prop_not_implemented_set
