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pvchange
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0bc4573221
commit
8f8a968dc2
@ -201,6 +201,8 @@ static struct physical_volume *_pv_read(struct io_space *is,
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struct disk_list *dl;
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struct device *dev;
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log_very_verbose("Reading physical volume data %s from disk", name);
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if (!mem) {
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stack;
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return NULL;
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@ -23,6 +23,7 @@ VPATH = @srcdir@
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SOURCES=\
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lvm.c \
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lvmchange.c \
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pvchange.c \
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pvcreate.c \
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pvscan.c \
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toollib.c \
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186
tools/pvchange.c
186
tools/pvchange.c
@ -20,30 +20,18 @@
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#include "tools.h"
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void pvchange_single_volume(struct physical_volume *pv);
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int pvchange_single(struct physical_volume *pv);
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int pvchange(int argc, char **argv)
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{
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int back_it_up = 0;
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int change_msg = 0;
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int done = 0;
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int doit = 0;
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int not_done = 0;
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int allocation;
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int opt = 0;
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int ret = 0;
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int done = 0;
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int total = 0;
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struct physical_volume *pv;
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char *pv_name;
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char *vg_name;
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struct physical_volume *pv = NULL;
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struct volume_group *vg = NULL;
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struct device *pv_dev;
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struct list_head *pvh;
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struct pv_list *pvl, *pvs_list;
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allocation = !strcmp(arg_str_value(allocation_ARG, "n"), "y");
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struct list_head *pvh, *pvs;
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if (arg_count(allocation_ARG) == 0) {
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log_error("Please give the x option");
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@ -60,119 +48,109 @@ int pvchange(int argc, char **argv)
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return EINVALID_CMD_LINE;
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}
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if (arg_count(all_ARG)) {
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log_verbose("Scanning for physical volume names");
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if (!(pvs_list = ios->get_pvs(ios))) {
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return ECMD_FAILED;
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}
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list_for_each(pvh, &pvs_list->list) {
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pvl = list_entry(pvh, struct pv_list, list);
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pv = &pvl->pv;
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pvchange_single_volume(pv);
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}
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} else {
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if (argc) {
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log_verbose("Using physical volume(s) on command line");
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for (; opt < argc; opt++) {
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pv_name = argv[opt];
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if (!(pv_dev = dev_cache_get(pv_name))) {
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log_error("Device %s not found", pv_name);
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continue;
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}
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if (!(pv = ios->pv_read(ios, pv_dev))) {
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if (!(pv = ios->pv_read(ios, pv_name))) {
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log_error("Failed to read physical volume %s",
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pv_name);
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continue;
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}
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pvchange_single_volume(pv);
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total++;
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done += pvchange_single(pv);
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}
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} else {
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log_verbose("Scanning for physical volume names");
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if (!(pvs = ios->get_pvs(ios))) {
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return ECMD_FAILED;
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}
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list_for_each(pvh, pvs) {
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total++;
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done += pvchange_single(&list_entry(pvh, struct pv_list,
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list)->pv);
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}
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}
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if (back_it_up)
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if ((ret = do_autobackup(vg_name, vg)))
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return ret;
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/******* FIXME Backup
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if ((ret = do_autobackup(vg_name, vg)))
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return ret;
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*********/
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log_print("%d physical volume%s changed / %d physical volume%s "
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"already o.k.", done, done != 1 ? "s" : "", not_done,
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not_done != 1 ? "s" : "");
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log_print("%d physical volume(s) changed / %d physical volume(s) "
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"not changed", done, total - done);
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return 0;
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}
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void pvchange_single_volume(struct physical_volume *pv)
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int pvchange_single(struct physical_volume *pv)
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{
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struct volume_group *vg;
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struct volume_group *vg = NULL;
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struct list_head *pvh;
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change_msg = 0;
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char *pv_name = pv->dev->name;
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/* FIXME: Check these verbose messages appear in the library now */
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/* log_verbose("reading physical volume data %s from disk", pv_name); */
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int allocation = !strcmp(arg_str_value(allocation_ARG, "n"), "y");
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/* FIXME: Ensure these are tested in the library */
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/* log_error("physical volume %s has an invalid version", pv_name); */
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/* log_error("physical volume %s has invalid identity", pv_name); */
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/* FIXME: Where do consistency checks fit? */
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/* log_verbose("checking physical volume %s consistency", pv_name); */
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/* FIXME: Does the VG really have to be active to proceed? */
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log_verbose("finding volume group of physical volume %s", pv_name);
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if (!(vg = ios->vg_read(ios, pv->vg_name))) {
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log_print("unable to find volume group of %s (VG not active?)",
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pv->dev->name);
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doit = 0;
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return;
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/* If in a VG, must change using volume group. Pointless. */
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/* FIXME: Provide a direct pv_write_pv that *only* touches PV structs*/
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if (*pv->vg_name) {
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log_verbose("Finding volume group of physical volume %s",
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pv_name);
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if (!(vg = ios->vg_read(ios, pv->vg_name))) {
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log_error("Unable to find volume group of %s", pv_name);
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return 0;
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}
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if (!(pvh = find_pv_in_vg(vg, pv_name))) {
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log_error("Unable to find %s in volume group %s",
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pv_name, vg->name);
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return 0;
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}
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pv = &list_entry(pvh, struct pv_list, list)->pv;
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}
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back_it_up = doit = 1;
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/* change allocatability for a PV */
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if (arg_count(allocation_ARG) > 0) {
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if (allocation && (pv->status & ALLOCATED_PV)) {
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log_error("physical volume %s is allocatable", pv_name);
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not_done++;
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return;
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} else
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change_msg = 1;
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if (!allocation && !(pv->status & ALLOCATED_PV)) {
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log_error("physical volume %s is unallocatable",
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pv_name);
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not_done++;
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return;
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} else
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change_msg = 1;
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if (allocation) {
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log_verbose
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("setting physical volume %s allocatable", pv_name);
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pv->status |= ALLOCATED_PV;
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} else {
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log_verbose
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("setting physical volume %s NOT allocatable",
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pv_name);
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pv->status &= ~ALLOCATED_PV;
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}
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if (allocation && (pv->status & ALLOCATED_PV)) {
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log_error("Physical volume %s is already allocatable", pv_name);
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return 0;
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}
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done++;
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if (!allocation && !(pv->status & ALLOCATED_PV)) {
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log_error("Physical volume %s is already unallocatable",
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pv_name);
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return 0;
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}
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if (doit == 1) {
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log_verbose("checking physical volume %s is activite",
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pv->dev->name);
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if (!(pv->status & ACTIVE)) {
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log_verbose("Physical volume %s inactive", pv_name);
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if (allocation) {
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log_verbose("Setting physical volume %s allocatable", pv_name);
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pv->status |= ALLOCATED_PV;
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} else {
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log_verbose("Setting physical volume %s NOT allocatable",
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pv_name);
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pv->status &= ~ALLOCATED_PV;
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}
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if (!(pv->status & ACTIVE)) {
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log_verbose("Physical volume %s inactive", pv_name);
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}
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log_verbose("Updating physical volume %s", pv->dev->name);
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if (*pv->vg_name) {
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if (!(ios->vg_write(ios,vg))) {
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log_error("Failed to store physical volume %s in "
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"volume group %s", pv_name, vg->name);
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return 0;
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}
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log_verbose("Updating physical volume %s", pv->dev->name);
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} else {
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if (!(ios->pv_write(ios, pv))) {
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log_error
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("Failed to store physical volume %s",
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pv->dev->name);
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/* Abort completely here? */
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return LVM_E_PV_WRITE;
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log_error("Failed to store physical volume %s",
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pv_name);
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return 0;
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}
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log_print("physical volume %s %s changed", pv_name,
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(change_msg) ? "" : "not ");
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}
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log_print("Physical volume %s changed", pv_name);
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return 1;
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}
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@ -30,7 +30,6 @@ int lvreduce(int argc, char **argv) {return 1;}
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int lvremove(int argc, char **argv) {return 1;}
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int lvrename(int argc, char **argv) {return 1;}
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int lvscan(int argc, char **argv) {return 1;}
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int pvchange(int argc, char **argv) {return 1;}
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int pvdisplay(int argc, char **argv) {return 1;}
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int pvdata(int argc, char **argv) {return 1;}
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int vgcfgbackup(int argc, char **argv) {return 1;}
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