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mirror of git://sourceware.org/git/lvm2.git synced 2024-12-21 13:34:40 +03:00
lvm2/tools/pvcreate.c
2001-10-02 17:09:05 +00:00

135 lines
3.2 KiB
C

/*
* Copyright (C) 2001 Sistina Software
*
* LVM is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* LVM is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LVM; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
#include "tools.h"
void pvcreate_single(const char *pv_name);
int pvcreate(int argc, char **argv)
{
int opt;
if (!argc) {
log_error("Please enter a physical volume path");
return LVM_EINVALID_CMD_LINE;
}
if (arg_count(yes_ARG) && !arg_count(force_ARG)) {
log_error("option y can only be given with option f");
return LVM_EINVALID_CMD_LINE;
}
for (opt = 0; opt < argc; opt++)
pvcreate_single(argv[opt]);
return 0;
}
void pvcreate_single(const char *pv_name)
{
int size;
struct physical_volume *pv = NULL;
struct io_space *ios;
struct device *pv_dev;
ios = active_ios();
if (!(pv_dev = dev_cache_get(pv_name))) {
log_error("Device %s not found", pv_name);
return;
}
if ((size = dev_get_size(pv_dev)) < 0) {
log_error("Unable to get size of %s", pv_name);
return;
}
if (arg_count(force_ARG) < 1 && !partition_type_is_lvm(ios, pv_dev)) {
return;
}
pv = ios->pv_read(ios, pv_dev);
if (pv && (pv->status & STATUS_EXPORTED)) {
log_error("Physical volume %s belongs to exported volume"
" group %s", pv_name, pv->vg_name);
return;
}
if (pv && pv->vg_name[0]) {
if (arg_count(force_ARG) < 2) {
log_error("Can't initialize physical volume %s of "
"volume group %s without -ff", pv_name,
pv->vg_name);
return;
}
if (!arg_count(yes_ARG)) {
if (yes_no_prompt
("Really INITIALIZE physical volume %s"
" of volume group %s [y/n]? ", pv_name,
pv->vg_name) == 'n') {
log_print("physical volume %s not initialized",
pv_name);
return;
}
}
}
if (pv && (pv->status & STATUS_ACTIVE)) {
log_error("Can't create on active physical volume %s", pv_name);
return;
}
if (!pv) {
if (!(pv = pv_create()))
return;
/* FIXME: Set up initial size & PEs here */
}
if (arg_count(force_ARG)) {
/* FIXME: Change to log_print */
printf("WARNING: forcing physical volume creation on %s",
pv_name);
if (pv->vg_name[0])
printf(" of volume group %s", pv->vg_name);
printf("\n");
}
/* FIXME: If PV is in VG, remove it. NoOp? Or cache? */
log_verbose("creating new physical volume");
log_verbose("setting up physical volume for %s with %u sectors",
pv_name, size);
log_verbose("writing physical volume data to disk %s", pv_name);
if (!(pv_write(ios, pv))) {
log_error("Failed to create physical volume %s", pv_name);
return;
}
printf("physical volume %s successfully created\n", pv_name);
/* FIXME: Add the dbg_frees throughout! */
return;
}