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127 lines
3.1 KiB
C
127 lines
3.1 KiB
C
/*
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* Copyright (C) 2001 Sistina Software
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*
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* pvcreate is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* pvcreate is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with LVM; see the file COPYING. If not, write to
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* the Free Software Foundation, 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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*/
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#include "tools.h"
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const char _really_init[] =
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"Really INITIALIZE physical volume %s of volume group %s [y/n]? ";
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/*
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* See if we may pvcreate on this device.
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* 0 indicates we may not.
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*/
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static int pvcreate_check(const char *name)
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{
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struct physical_volume *pv;
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/* is the partition type set correctly ? */
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if ((arg_count(force_ARG) < 1) && !is_lvm_partition(name))
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return 0;
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/* is there a pv here already */
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if (!(pv = fid->ops->pv_read(fid, name)))
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return 1;
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/* orphan ? */
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if (!pv->vg_name[0])
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return 1;
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/* never overwrite exported pv's */
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if (pv->status & EXPORTED_VG) {
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log_error("Physical volume %s belongs to exported volume"
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" group %s", name, pv->vg_name);
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return 0;
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}
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if (pv->status & ACTIVE) {
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log_error("Can't create on active physical volume %s", name);
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return 0;
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}
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/* we must have -ff to overwrite a non orphan */
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if (arg_count(force_ARG) < 2) {
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log_error("Can't initialize physical volume %s of "
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"volume group %s without -ff", name, pv->vg_name);
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return 0;
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}
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/* prompt */
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if (!arg_count(yes_ARG) &&
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yes_no_prompt(_really_init, name, pv->vg_name) == 'n') {
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log_print("Physical volume %s not initialized", name);
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return 0;
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}
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if (arg_count(force_ARG)) {
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log_print("WARNING: Forcing physical volume creation on "
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"%s%s%s", name,
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pv->vg_name[0] ? " of volume group " : "",
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pv->vg_name[0] ? pv->vg_name : "");
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}
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return 1;
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}
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static void pvcreate_single(const char *pv_name)
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{
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struct physical_volume *pv;
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if (!pvcreate_check(pv_name))
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return;
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if (!(pv = pv_create(fid, pv_name))) {
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log_err("Failed to setup physical volume %s", pv_name);
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return;
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}
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log_verbose("Set up physical volume for %s with %llu sectors",
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pv_name, pv->size);
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log_verbose("Writing physical volume data to disk %s", pv_name);
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if (!(fid->ops->pv_write(fid, pv))) {
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log_error("Failed to write physical volume %s", pv_name);
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return;
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}
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log_print("Physical volume %s successfully created", pv_name);
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}
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int pvcreate(int argc, char **argv)
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{
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int i;
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if (!argc) {
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log_error("Please enter a physical volume path");
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return EINVALID_CMD_LINE;
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}
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if (arg_count(yes_ARG) && !arg_count(force_ARG)) {
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log_error("Option y can only be given with option f");
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return EINVALID_CMD_LINE;
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}
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for (i = 0; i < argc; i++) {
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pvcreate_single(argv[i]);
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pool_empty(fid->cmd->mem);
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}
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return 0;
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}
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