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lvm2/tools/vgchange.c
Ondrej Kozina 59c417379e vgchange: remove redundant check
pvmove LVs are invisible thus already skipped due to check
lv_is_visible() at the beginning of the cycle.
2015-04-13 20:52:12 +02:00

825 lines
23 KiB
C

/*
* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
* Copyright (C) 2004-2013 Red Hat, Inc. All rights reserved.
*
* This file is part of LVM2.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License v.2.1.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "tools.h"
/*
* Increments *count by the number of _new_ monitored devices.
*/
static int _monitor_lvs_in_vg(struct cmd_context *cmd,
struct volume_group *vg, int reg, int *count)
{
struct lv_list *lvl;
struct logical_volume *lv;
int r = 1;
dm_list_iterate_items(lvl, &vg->lvs) {
lv = lvl->lv;
if (!lv_info(cmd, lv, lv_is_thin_pool(lv) ? 1 : 0,
NULL, 0, 0))
continue;
/*
* FIXME: Need to consider all cases... PVMOVE, etc
*/
if (lv_is_pvmove(lv))
continue;
if (!monitor_dev_for_events(cmd, lv, 0, reg)) {
r = 0;
continue;
}
(*count)++;
}
return r;
}
static int _poll_lvs_in_vg(struct cmd_context *cmd,
struct volume_group *vg)
{
struct lv_list *lvl;
struct logical_volume *lv;
struct lvinfo info;
int lv_active;
int count = 0;
dm_list_iterate_items(lvl, &vg->lvs) {
lv = lvl->lv;
if (!lv_info(cmd, lv, 0, &info, 0, 0))
lv_active = 0;
else
lv_active = info.exists;
if (lv_active &&
(lv_is_pvmove(lv) || lv_is_converting(lv) || lv_is_merging(lv))) {
lv_spawn_background_polling(cmd, lv);
count++;
}
}
/*
* returns the number of polled devices
* - there is no way to know if lv is already being polled
*/
return count;
}
static int _activate_lvs_in_vg(struct cmd_context *cmd, struct volume_group *vg,
activation_change_t activate)
{
struct lv_list *lvl;
struct logical_volume *lv;
int count = 0, expected_count = 0;
sigint_allow();
dm_list_iterate_items(lvl, &vg->lvs) {
if (sigint_caught())
return_0;
lv = lvl->lv;
if (!lv_is_visible(lv))
continue;
/* If LV is sparse, activate origin instead */
if (lv_is_cow(lv) && lv_is_virtual_origin(origin_from_cow(lv)))
lv = origin_from_cow(lv);
/* Only request activation of snapshot origin devices */
if ((lv->status & SNAPSHOT) || lv_is_cow(lv))
continue;
/* Only request activation of mirror LV */
if ((lv->status & MIRROR_IMAGE) || (lv->status & MIRROR_LOG))
continue;
/* Only request activation of the first replicator-dev LV */
/* Avoids retry with all heads in case of failure */
if (lv_is_replicator_dev(lv) && (lv != first_replicator_dev(lv)))
continue;
if (lv_activation_skip(lv, activate, arg_count(cmd, ignoreactivationskip_ARG)))
continue;
if ((activate == CHANGE_AAY) &&
!lv_passes_auto_activation_filter(cmd, lv))
continue;
expected_count++;
if (!lv_change_activate(cmd, lv, activate)) {
if (!lv_is_active_exclusive_remotely(lv))
stack;
else {
/*
* If the LV is active exclusive remotely,
* then ignore it here
*/
log_verbose("%s/%s is exclusively active on"
" a remote node", vg->name, lv->name);
expected_count--; /* not accounted */
}
continue;
}
count++;
}
sigint_restore();
sync_local_dev_names(vg->cmd); /* Wait until devices are available */
if (expected_count)
log_verbose("%s %d logical volumes in volume group %s",
is_change_activating(activate) ?
"Activated" : "Deactivated", count, vg->name);
return (expected_count != count) ? 0 : 1;
}
static int _vgchange_monitoring(struct cmd_context *cmd, struct volume_group *vg)
{
int r = 1;
int monitored = 0;
if (lvs_in_vg_activated(vg) &&
dmeventd_monitor_mode() != DMEVENTD_MONITOR_IGNORE) {
if (!_monitor_lvs_in_vg(cmd, vg, dmeventd_monitor_mode(), &monitored))
r = 0;
log_print_unless_silent("%d logical volume(s) in volume group "
"\"%s\" %smonitored",
monitored, vg->name, (dmeventd_monitor_mode()) ? "" : "un");
}
return r;
}
static int _vgchange_background_polling(struct cmd_context *cmd, struct volume_group *vg)
{
int polled;
if (lvs_in_vg_activated(vg) && background_polling()) {
polled = _poll_lvs_in_vg(cmd, vg);
if (polled)
log_print_unless_silent("Background polling started for %d logical volume(s) "
"in volume group \"%s\"",
polled, vg->name);
}
return 1;
}
int vgchange_activate(struct cmd_context *cmd, struct volume_group *vg,
activation_change_t activate)
{
int lv_open, active, monitored = 0, r = 1;
const struct lv_list *lvl;
int do_activate = is_change_activating(activate);
/*
* We can get here in the odd case where an LV is already active in
* a foreign VG, which allows the VG to be accessed by vgchange -a
* so the LV can be deactivated.
*/
if (vg->system_id && vg->system_id[0] &&
cmd->system_id && cmd->system_id[0] &&
strcmp(vg->system_id, cmd->system_id) &&
is_change_activating(activate)) {
log_error("Cannot activate LVs in a foreign VG.");
return ECMD_FAILED;
}
/*
* Safe, since we never write out new metadata here. Required for
* partial activation to work.
*/
cmd->handles_missing_pvs = 1;
/* FIXME: Force argument to deactivate them? */
if (!do_activate && (lv_open = lvs_in_vg_opened(vg))) {
dm_list_iterate_items(lvl, &vg->lvs)
if (lv_is_visible(lvl->lv) &&
!lv_check_not_in_use(lvl->lv)) {
log_error("Can't deactivate volume group \"%s\" with %d open "
"logical volume(s)", vg->name, lv_open);
return 0;
}
}
/* FIXME Move into library where clvmd can use it */
if (do_activate)
check_current_backup(vg);
if (do_activate && (active = lvs_in_vg_activated(vg))) {
log_verbose("%d logical volume(s) in volume group \"%s\" "
"already active", active, vg->name);
if (dmeventd_monitor_mode() != DMEVENTD_MONITOR_IGNORE) {
if (!_monitor_lvs_in_vg(cmd, vg, dmeventd_monitor_mode(), &monitored))
r = 0;
log_verbose("%d existing logical volume(s) in volume "
"group \"%s\" %smonitored",
monitored, vg->name,
dmeventd_monitor_mode() ? "" : "un");
}
}
if (!_activate_lvs_in_vg(cmd, vg, activate)) {
stack;
r = 0;
}
/* Print message only if there was not found a missing VG */
if (!vg->cmd_missing_vgs)
log_print_unless_silent("%d logical volume(s) in volume group \"%s\" now active",
lvs_in_vg_activated(vg), vg->name);
return r;
}
static int _vgchange_refresh(struct cmd_context *cmd, struct volume_group *vg)
{
log_verbose("Refreshing volume group \"%s\"", vg->name);
if (!vg_refresh_visible(cmd, vg))
return_0;
return 1;
}
static int _vgchange_alloc(struct cmd_context *cmd, struct volume_group *vg)
{
alloc_policy_t alloc;
alloc = (alloc_policy_t) arg_uint_value(cmd, alloc_ARG, ALLOC_NORMAL);
/* FIXME: make consistent with vg_set_alloc_policy() */
if (alloc == vg->alloc) {
log_error("Volume group allocation policy is already %s",
get_alloc_string(vg->alloc));
return 0;
}
if (!vg_set_alloc_policy(vg, alloc))
return_0;
return 1;
}
static int _vgchange_resizeable(struct cmd_context *cmd,
struct volume_group *vg)
{
int resizeable = arg_int_value(cmd, resizeable_ARG, 0);
if (resizeable && vg_is_resizeable(vg)) {
log_error("Volume group \"%s\" is already resizeable",
vg->name);
return 0;
}
if (!resizeable && !vg_is_resizeable(vg)) {
log_error("Volume group \"%s\" is already not resizeable",
vg->name);
return 0;
}
if (resizeable)
vg->status |= RESIZEABLE_VG;
else
vg->status &= ~RESIZEABLE_VG;
return 1;
}
static int _vgchange_clustered(struct cmd_context *cmd,
struct volume_group *vg)
{
int clustered = arg_int_value(cmd, clustered_ARG, 0);
struct lv_list *lvl;
struct lv_segment *mirror_seg;
if (clustered && vg_is_clustered(vg)) {
if (vg->system_id && *vg->system_id)
log_warn("WARNING: Clearing invalid system ID %s from volume group %s.",
vg->system_id, vg->name);
else {
log_error("Volume group \"%s\" is already clustered", vg->name);
return 0;
}
}
if (!clustered && !vg_is_clustered(vg)) {
if ((!vg->system_id || !*vg->system_id) && cmd->system_id && *cmd->system_id)
log_warn("Setting missing system ID on Volume Group %s to %s.",
vg->name, cmd->system_id);
else {
log_error("Volume group \"%s\" is already not clustered",
vg->name);
return 0;
}
}
if (clustered && !arg_count(cmd, yes_ARG)) {
if (!clvmd_is_running()) {
if (yes_no_prompt("LVM cluster daemon (clvmd) is not running. "
"Make volume group \"%s\" clustered "
"anyway? [y/n]: ", vg->name) == 'n') {
log_error("No volume groups changed.");
return 0;
}
} else if (!locking_is_clustered() &&
(yes_no_prompt("LVM locking type is not clustered. "
"Make volume group \"%s\" clustered "
"anyway? [y/n]: ", vg->name) == 'n')) {
log_error("No volume groups changed.");
return 0;
}
#ifdef CMIRROR_REGION_COUNT_LIMIT
dm_list_iterate_items(lvl, &vg->lvs) {
if (!lv_is_mirror(lvl->lv))
continue;
mirror_seg = first_seg(lvl->lv);
if ((lvl->lv->size / mirror_seg->region_size) >
CMIRROR_REGION_COUNT_LIMIT) {
log_error("Unable to convert %s to clustered mode:"
" Mirror region size of %s is too small.",
vg->name, lvl->lv->name);
return 0;
}
}
#endif
}
if (!vg_set_system_id(vg, clustered ? NULL : cmd->system_id))
return_0;
if (!vg_set_clustered(vg, clustered))
return_0;
return 1;
}
static int _vgchange_logicalvolume(struct cmd_context *cmd,
struct volume_group *vg)
{
uint32_t max_lv = arg_uint_value(cmd, logicalvolume_ARG, 0);
if (!vg_set_max_lv(vg, max_lv))
return_0;
return 1;
}
static int _vgchange_physicalvolumes(struct cmd_context *cmd,
struct volume_group *vg)
{
uint32_t max_pv = arg_uint_value(cmd, maxphysicalvolumes_ARG, 0);
if (!vg_set_max_pv(vg, max_pv))
return_0;
return 1;
}
static int _vgchange_pesize(struct cmd_context *cmd, struct volume_group *vg)
{
uint32_t extent_size;
if (arg_uint64_value(cmd, physicalextentsize_ARG, 0) > MAX_EXTENT_SIZE) {
log_warn("Physical extent size cannot be larger than %s.",
display_size(cmd, (uint64_t) MAX_EXTENT_SIZE));
return 1;
}
extent_size = arg_uint_value(cmd, physicalextentsize_ARG, 0);
/* FIXME: remove check - redundant with vg_change_pesize */
if (extent_size == vg->extent_size) {
log_warn("Physical extent size of VG %s is already %s.",
vg->name, display_size(cmd, (uint64_t) extent_size));
return 1;
}
if (!vg_set_extent_size(vg, extent_size))
return_0;
if (!vg_check_pv_dev_block_sizes(vg)) {
log_error("Failed to change physical extent size for VG %s.",
vg->name);
return 0;
}
return 1;
}
static int _vgchange_addtag(struct cmd_context *cmd, struct volume_group *vg)
{
return change_tag(cmd, vg, NULL, NULL, addtag_ARG);
}
static int _vgchange_deltag(struct cmd_context *cmd, struct volume_group *vg)
{
return change_tag(cmd, vg, NULL, NULL, deltag_ARG);
}
static int _vgchange_uuid(struct cmd_context *cmd __attribute__((unused)),
struct volume_group *vg)
{
struct lv_list *lvl;
if (lvs_in_vg_activated(vg)) {
log_error("Volume group has active logical volumes");
return 0;
}
if (!id_create(&vg->id)) {
log_error("Failed to generate new random UUID for VG %s.",
vg->name);
return 0;
}
dm_list_iterate_items(lvl, &vg->lvs) {
memcpy(&lvl->lv->lvid, &vg->id, sizeof(vg->id));
}
return 1;
}
static int _vgchange_metadata_copies(struct cmd_context *cmd,
struct volume_group *vg)
{
uint32_t mda_copies = arg_uint_value(cmd, vgmetadatacopies_ARG, DEFAULT_VGMETADATACOPIES);
if (mda_copies == vg_mda_copies(vg)) {
if (vg_mda_copies(vg) == VGMETADATACOPIES_UNMANAGED)
log_warn("Number of metadata copies for VG %s is already unmanaged.",
vg->name);
else
log_warn("Number of metadata copies for VG %s is already %u.",
vg->name, mda_copies);
return 1;
}
if (!vg_set_mda_copies(vg, mda_copies))
return_0;
return 1;
}
static int _vgchange_profile(struct cmd_context *cmd,
struct volume_group *vg)
{
const char *old_profile_name, *new_profile_name;
struct profile *new_profile;
old_profile_name = vg->profile ? vg->profile->name : "(no profile)";
if (arg_count(cmd, detachprofile_ARG)) {
new_profile_name = "(no profile)";
vg->profile = NULL;
} else {
if (arg_count(cmd, metadataprofile_ARG))
new_profile_name = arg_str_value(cmd, metadataprofile_ARG, NULL);
else
new_profile_name = arg_str_value(cmd, profile_ARG, NULL);
if (!(new_profile = add_profile(cmd, new_profile_name, CONFIG_PROFILE_METADATA)))
return_0;
vg->profile = new_profile;
}
log_verbose("Changing configuration profile for VG %s: %s -> %s.",
vg->name, old_profile_name, new_profile_name);
return 1;
}
/*
* This function will not be called unless the local host is allowed to use the
* VG. Either the VG has no system_id, or the VG and host have matching
* system_ids, or the host has the VG's current system_id in its
* extra_system_ids list. This function is not allowed to change the system_id
* of a foreign VG (VG owned by another host).
*/
static int _vgchange_system_id(struct cmd_context *cmd, struct volume_group *vg)
{
const char *system_id;
const char *system_id_arg_str = arg_str_value(cmd, systemid_ARG, NULL);
/* FIXME Merge with vg_set_system_id() */
if (systemid_on_pvs(vg)) {
log_error("Metadata format %s does not support this type of system ID.",
vg->fid->fmt->name);
return 0;
}
if (!(system_id = system_id_from_string(cmd, system_id_arg_str))) {
log_error("Unable to set system ID.");
return 0;
}
if (!strcmp(vg->system_id, system_id)) {
log_error("Volume Group system ID is already \"%s\".", vg->system_id);
return 0;
}
if (!*system_id && cmd->system_id && strcmp(system_id, cmd->system_id)) {
log_warn("WARNING: Removing the system ID allows unsafe access from other hosts.");
if (!arg_count(cmd, yes_ARG) &&
yes_no_prompt("Remove system ID %s from volume group %s? [y/n]: ",
vg->system_id, vg->name) == 'n') {
log_error("System ID of volume group %s not changed.", vg->name);
return 0;
}
}
if (*system_id && (!cmd->system_id || strcmp(system_id, cmd->system_id))) {
if (lvs_in_vg_activated(vg)) {
log_error("Logical Volumes in VG %s must be deactivated before system ID can be changed.",
vg->name);
return 0;
}
if (cmd->system_id)
log_warn("WARNING: Requested system ID %s does not match local system ID %s.",
system_id, cmd->system_id ? : "");
else
log_warn("WARNING: No local system ID is set.");
log_warn("WARNING: Volume group %s might become inaccessible from this machine.",
vg->name);
if (!arg_count(cmd, yes_ARG) &&
yes_no_prompt("Set foreign system ID %s on volume group %s? [y/n]: ",
system_id, vg->name) == 'n') {
log_error("Volume group %s system ID not changed.", vg->name);
return 0;
}
}
log_verbose("Changing system ID for VG %s from \"%s\" to \"%s\".",
vg->name, vg->system_id, system_id);
vg->system_id = system_id;
if (vg->lvm1_system_id)
*vg->lvm1_system_id = '\0';
return 1;
}
static int vgchange_single(struct cmd_context *cmd, const char *vg_name,
struct volume_group *vg,
struct processing_handle *handle __attribute__((unused)))
{
int ret = ECMD_PROCESSED;
unsigned i;
struct lv_list *lvl;
static const struct {
int arg;
int (*fn)(struct cmd_context *cmd, struct volume_group *vg);
} _vgchange_args[] = {
{ logicalvolume_ARG, &_vgchange_logicalvolume },
{ maxphysicalvolumes_ARG, &_vgchange_physicalvolumes },
{ resizeable_ARG, &_vgchange_resizeable },
{ deltag_ARG, &_vgchange_deltag },
{ addtag_ARG, &_vgchange_addtag },
{ physicalextentsize_ARG, &_vgchange_pesize },
{ uuid_ARG, &_vgchange_uuid },
{ alloc_ARG, &_vgchange_alloc },
{ clustered_ARG, &_vgchange_clustered },
{ vgmetadatacopies_ARG, &_vgchange_metadata_copies },
{ metadataprofile_ARG, &_vgchange_profile },
{ profile_ARG, &_vgchange_profile },
{ detachprofile_ARG, &_vgchange_profile },
{ systemid_ARG, &_vgchange_system_id },
};
if (vg_is_exported(vg)) {
log_error("Volume group \"%s\" is exported", vg_name);
return ECMD_FAILED;
}
/*
* FIXME: DEFAULT_BACKGROUND_POLLING should be "unspecified".
* If --poll is explicitly provided use it; otherwise polling
* should only be started if the LV is not already active. So:
* 1) change the activation code to say if the LV was actually activated
* 2) make polling of an LV tightly coupled with LV activation
*
* Do not initiate any polling if --sysinit option is used.
*/
init_background_polling(arg_count(cmd, sysinit_ARG) ? 0 :
arg_int_value(cmd, poll_ARG,
DEFAULT_BACKGROUND_POLLING));
for (i = 0; i < DM_ARRAY_SIZE(_vgchange_args); ++i) {
if (arg_count(cmd, _vgchange_args[i].arg)) {
if (!archive(vg))
return_ECMD_FAILED;
if (!_vgchange_args[i].fn(cmd, vg))
return_ECMD_FAILED;
}
}
if (vg_is_archived(vg)) {
if (!vg_write(vg) || !vg_commit(vg))
return_ECMD_FAILED;
backup(vg);
log_print_unless_silent("Volume group \"%s\" successfully changed", vg->name);
/* FIXME: fix clvmd bug and take DLM lock for non clustered VGs. */
if (arg_is_set(cmd, clustered_ARG) &&
vg_is_clustered(vg) && /* just switched to clustered */
locking_is_clustered() &&
locking_supports_remote_queries())
dm_list_iterate_items(lvl, &vg->lvs) {
if ((lv_lock_holder(lvl->lv) != lvl->lv) ||
!lv_is_active(lvl->lv))
continue;
if (!activate_lv_excl_local(cmd, lvl->lv) ||
!lv_is_active_exclusive_locally(lvl->lv)) {
log_error("Can't reactive logical volume %s, "
"please fix manually.",
display_lvname(lvl->lv));
ret = ECMD_FAILED;
}
if (lv_is_mirror(lvl->lv))
/* Give hint for clustered mirroring */
log_print_unless_silent("For clustered mirroring of %s "
"deactivation and activation is needed.",
display_lvname(lvl->lv));
}
}
if (arg_count(cmd, activate_ARG)) {
if (!vgchange_activate(cmd, vg, (activation_change_t)
arg_uint_value(cmd, activate_ARG, CHANGE_AY)))
return_ECMD_FAILED;
}
if (arg_count(cmd, refresh_ARG)) {
/* refreshes the visible LVs (which starts polling) */
if (!_vgchange_refresh(cmd, vg))
return_ECMD_FAILED;
}
if (!arg_count(cmd, activate_ARG) &&
!arg_count(cmd, refresh_ARG) &&
arg_count(cmd, monitor_ARG)) {
/* -ay* will have already done monitoring changes */
if (!_vgchange_monitoring(cmd, vg))
return_ECMD_FAILED;
}
if (!arg_count(cmd, refresh_ARG) &&
background_polling())
if (!_vgchange_background_polling(cmd, vg))
return_ECMD_FAILED;
return ret;
}
int vgchange(struct cmd_context *cmd, int argc, char **argv)
{
int noupdate =
arg_count(cmd, activate_ARG) ||
arg_count(cmd, monitor_ARG) ||
arg_count(cmd, poll_ARG) ||
arg_count(cmd, refresh_ARG);
int update_partial_safe =
arg_count(cmd, deltag_ARG) ||
arg_count(cmd, addtag_ARG) ||
arg_count(cmd, metadataprofile_ARG) ||
arg_count(cmd, profile_ARG) ||
arg_count(cmd, detachprofile_ARG);
int update_partial_unsafe =
arg_count(cmd, logicalvolume_ARG) ||
arg_count(cmd, maxphysicalvolumes_ARG) ||
arg_count(cmd, resizeable_ARG) ||
arg_count(cmd, uuid_ARG) ||
arg_count(cmd, physicalextentsize_ARG) ||
arg_count(cmd, clustered_ARG) ||
arg_count(cmd, alloc_ARG) ||
arg_count(cmd, vgmetadatacopies_ARG) ||
arg_count(cmd, systemid_ARG);
int update = update_partial_safe || update_partial_unsafe;
if (!update && !noupdate) {
log_error("Need one or more command options.");
return EINVALID_CMD_LINE;
}
if ((arg_count(cmd, profile_ARG) || arg_count(cmd, metadataprofile_ARG)) &&
arg_count(cmd, detachprofile_ARG)) {
log_error("Only one of --metadataprofile and --detachprofile permitted.");
return EINVALID_CMD_LINE;
}
if (arg_count(cmd, activate_ARG) && arg_count(cmd, refresh_ARG)) {
log_error("Only one of -a and --refresh permitted.");
return EINVALID_CMD_LINE;
}
if ((arg_count(cmd, ignorelockingfailure_ARG) ||
arg_count(cmd, sysinit_ARG)) && update) {
log_error("Only -a permitted with --ignorelockingfailure and --sysinit");
return EINVALID_CMD_LINE;
}
if (arg_count(cmd, activate_ARG) &&
(arg_count(cmd, monitor_ARG) || arg_count(cmd, poll_ARG))) {
if (!is_change_activating((activation_change_t) arg_uint_value(cmd, activate_ARG, 0))) {
log_error("Only -ay* allowed with --monitor or --poll.");
return EINVALID_CMD_LINE;
}
}
if (arg_count(cmd, poll_ARG) && arg_count(cmd, sysinit_ARG)) {
log_error("Only one of --poll and --sysinit permitted.");
return EINVALID_CMD_LINE;
}
if ((arg_count(cmd, activate_ARG) == 1) &&
arg_count(cmd, autobackup_ARG)) {
log_error("-A option not necessary with -a option");
return EINVALID_CMD_LINE;
}
if (arg_count(cmd, maxphysicalvolumes_ARG) &&
arg_sign_value(cmd, maxphysicalvolumes_ARG, SIGN_NONE) == SIGN_MINUS) {
log_error("MaxPhysicalVolumes may not be negative");
return EINVALID_CMD_LINE;
}
if (arg_count(cmd, physicalextentsize_ARG) &&
arg_sign_value(cmd, physicalextentsize_ARG, SIGN_NONE) == SIGN_MINUS) {
log_error("Physical extent size may not be negative");
return EINVALID_CMD_LINE;
}
/*
* If --sysinit -aay is used and at the same time lvmetad is used,
* we want to rely on autoactivation to take place. Also, we
* need to take special care here as lvmetad service does
* not neet to be running at this moment yet - it could be
* just too early during system initialization time.
*/
if (arg_count(cmd, sysinit_ARG) && lvmetad_used() &&
arg_uint_value(cmd, activate_ARG, 0) == CHANGE_AAY) {
if (!lvmetad_socket_present()) {
/*
* If lvmetad socket is not present yet,
* the service is just not started. It'll
* be started a bit later so we need to do
* the activation without lvmetad which means
* direct activation instead of autoactivation.
*/
log_warn("lvmetad is not active yet, using direct activation during sysinit");
lvmetad_set_active(cmd, 0);
} else if (lvmetad_active()) {
/*
* If lvmetad is active already, we want
* to make use of the autoactivation.
*/
log_warn("lvmetad is active, skipping direct activation during sysinit");
return ECMD_PROCESSED;
}
}
if (arg_count(cmd, clustered_ARG) && !argc && !arg_count(cmd, yes_ARG) &&
(yes_no_prompt("Change clustered property of all volumes groups? [y/n]: ") == 'n')) {
log_error("No volume groups changed.");
return ECMD_FAILED;
}
if (!update || !update_partial_unsafe)
cmd->handles_missing_pvs = 1;
if (arg_is_set(cmd, activate_ARG))
cmd->include_active_foreign_vgs = 1;
return process_each_vg(cmd, argc, argv, update ? READ_FOR_UPDATE : 0,
NULL, &vgchange_single);
}