mirror of
git://sourceware.org/git/lvm2.git
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82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
/*
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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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static int vgexport_single(struct cmd_context *cmd, const char *vg_name);
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int vgexport(struct cmd_context *cmd, int argc, char **argv)
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{
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if (!argc && !arg_count(cmd,all_ARG)) {
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log_error("Please supply volume groups or use -a for all.");
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return ECMD_FAILED;
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}
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if (argc && arg_count(cmd,all_ARG)) {
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log_error("No arguments permitted when using -a for all.");
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return ECMD_FAILED;
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}
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return process_each_vg(cmd, argc, argv, LCK_READ, &vgexport_single);
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}
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static int vgexport_single(struct cmd_context *cmd, const char *vg_name)
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{
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struct volume_group *vg;
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if (!(vg = cmd->fid->ops->vg_read(cmd->fid, vg_name))) {
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log_error("Unable to find volume group \"%s\"", vg_name);
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goto error;
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}
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if (vg->status & EXPORTED_VG) {
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log_error("Volume group \"%s\" is already exported", vg_name);
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goto error;
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}
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if (!(vg->status & LVM_WRITE)) {
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log_error("Volume group \"%s\" is read-only", vg_name);
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goto error;
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}
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if (lvs_in_vg_activated(vg)) {
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log_error("Volume group \"%s\" has active logical volumes",
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vg_name);
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goto error;
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}
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if (!archive(vg))
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goto error;
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vg->status |= EXPORTED_VG;
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if (!cmd->fid->ops->vg_write(cmd->fid,vg))
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goto error;
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backup(vg);
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log_print("Volume group \"%s\" successfully exported", vg->name);
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return 0;
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error:
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return ECMD_FAILED;
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}
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