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git://sourceware.org/git/lvm2.git
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vgextend
This commit is contained in:
parent
aa290eb285
commit
ffb3162116
@ -97,11 +97,26 @@ int _add_pv_to_vg(struct io_space *ios, struct volume_group *vg,
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return 1;
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return 1;
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}
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}
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int vg_extend(struct io_space *ios, struct volume_group *vg, int pv_count,
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char **pv_names)
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{
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int i;
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/* attach each pv */
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for (i = 0; i < pv_count; i++)
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if (!_add_pv_to_vg(ios, vg, pv_names[i])) {
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log_error("Unable to add physical volume '%s' to "
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"volume group '%s'.", pv_names[i], vg->name);
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return 0;
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}
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return 1;
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}
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struct volume_group *vg_create(struct io_space *ios, const char *vg_name,
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struct volume_group *vg_create(struct io_space *ios, const char *vg_name,
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uint64_t extent_size, int max_pv, int max_lv,
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uint64_t extent_size, int max_pv, int max_lv,
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int pv_count, char **pv_names)
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int pv_count, char **pv_names)
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{
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{
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int i;
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struct volume_group *vg;
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struct volume_group *vg;
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if (!(vg = pool_alloc(ios->mem, sizeof (*vg)))) {
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if (!(vg = pool_alloc(ios->mem, sizeof (*vg)))) {
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@ -151,12 +166,8 @@ struct volume_group *vg_create(struct io_space *ios, const char *vg_name,
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}
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}
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/* attach the pv's */
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/* attach the pv's */
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for (i = 0; i < pv_count; i++)
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if (!vg_extend(ios, vg, pv_count, pv_names))
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if (!_add_pv_to_vg(ios, vg, pv_names[i])) {
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log_error("Unable to add physical volume '%s' to "
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"volume group '%s'.", pv_names[i], vg_name);
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goto bad;
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goto bad;
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}
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return vg;
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return vg;
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@ -206,6 +206,8 @@ struct physical_volume *pv_create(struct io_space *ios, const char *name);
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int vg_extend(struct io_space *ios, struct volume_group *vg, int pv_count,
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char **pv_names);
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@ -27,6 +27,7 @@ SOURCES=\
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toollib.c \
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toollib.c \
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vgck.c \
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vgck.c \
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vgcreate.c \
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vgcreate.c \
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vgextend.c \
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vgreduce.c \
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vgreduce.c \
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vgrename.c \
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vgrename.c \
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vgremove.c \
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vgremove.c \
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@ -39,7 +39,6 @@ int vgchange(int argc, char **argv) {return 1;}
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int vgcfgrestore(int argc, char **argv) {return 1;}
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int vgcfgrestore(int argc, char **argv) {return 1;}
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int vgdisplay(int argc, char **argv) {return 1;}
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int vgdisplay(int argc, char **argv) {return 1;}
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int vgexport(int argc, char **argv) {return 1;}
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int vgexport(int argc, char **argv) {return 1;}
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int vgextend(int argc, char **argv) {return 1;}
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int vgimport(int argc, char **argv) {return 1;}
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int vgimport(int argc, char **argv) {return 1;}
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int vgmerge(int argc, char **argv) {return 1;}
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int vgmerge(int argc, char **argv) {return 1;}
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int vgmknodes(int argc, char **argv) {return 1;}
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int vgmknodes(int argc, char **argv) {return 1;}
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86
tools/vgextend.c
Normal file
86
tools/vgextend.c
Normal file
@ -0,0 +1,86 @@
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/*
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* Copyright (C) 2001 Sistina Software
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*
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* LVM 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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* LVM 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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int vgextend(int argc, char **argv)
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{
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char *vg_name;
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struct volume_group *vg = NULL;
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if (!argc) {
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log_error("Please enter volume group name and "
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"physical volume(s)");
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return EINVALID_CMD_LINE;
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}
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if (argc == 1) {
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log_error("Please enter physical volume(s)");
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return EINVALID_CMD_LINE;
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}
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vg_name = argv[0];
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argc--;
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argv++;
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log_verbose("Checking for volume group '%s'", vg_name);
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if (!(vg = ios->vg_read(ios, vg_name))) {
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log_error("Volume group '%s' not found.", vg_name);
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return ECMD_FAILED;
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}
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if (!(vg->status & ACTIVE)) {
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log_error("Volume group '%s' is not active.", vg_name);
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return ECMD_FAILED;
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}
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if (!(vg->status & EXTENDABLE_VG)) {
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log_error("Volume group '%s' is not extendable.", vg_name);
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return ECMD_FAILED;
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}
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/********** FIXME
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log_print("maximum logical volume size is %s",
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(dummy = lvm_show_size(LVM_LV_SIZE_MAX(vg) / 2, LONG)));
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dbg_free(dummy);
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dummy = NULL;
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**********/
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/* extend vg */
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if (!vg_extend(ios, vg, argc, argv))
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return ECMD_FAILED;
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/* ret > 0 */
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log_verbose("Volume group '%s' will be extended by %d new "
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"physical volumes", vg_name, argc);
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/* store vg on disk(s) */
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if (!ios->vg_write(ios, vg))
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return ECMD_FAILED;
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/********* FIXME
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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("Volume group '%s' successfully extended", vg_name);
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return 0;
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}
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