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84 lines
2.1 KiB
C
84 lines
2.1 KiB
C
/*
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* Copyright (C) 2001 Sistina Software
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*
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* This LVM library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This LVM library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this LVM library; if not, write to the Free
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* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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* MA 02111-1307, USA
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*
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*/
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#include "lvm_user.h"
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static int _autobackup = 1;
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int autobackup_set()
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{
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return _autobackup;
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}
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int init_autobackup()
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{
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char *lvm_autobackup;
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if (arg_count(autobackup_ARG)) {
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_autobackup = strcmp(arg_str_value(autobackup_ARG, "y"), "n");
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return 0;
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}
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_autobackup = 1; /* default */
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lvm_autobackup = getenv("LVM_AUTOBACKUP");
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if (!lvm_autobackup)
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return 0;
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log_print("using environment variable LVM_AUTOBACKUP "
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"to set option A");
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if (!strcasecmp(lvm_autobackup, "no"))
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_autobackup = 0;
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else if (strcasecmp(lvm_autobackup, "yes")) {
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log_error("environment variable LVM_AUTOBACKUP has "
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"invalid value \"%s\"!", lvm_autobackup);
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return -1;
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}
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return 0;
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}
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int do_autobackup(char *vg_name, vg_t * vg)
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{
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int ret;
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log_verbose("Changing lvmtab");
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if ((ret = vg_cfgbackup(vg_name, LVMTAB_DIR, vg))) {
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log_error("\"%s\" writing \"%s\"", lvm_error(ret), LVMTAB);
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return LVM_E_VG_CFGBACKUP;
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}
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if (!autobackup_set()) {
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log_print
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("WARNING: You don't have an automatic backup of \"%s\"",
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vg_name);
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return 0;
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}
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log_print("Creating automatic backup of volume group \"%s\"", vg_name);
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if ((ret = vg_cfgbackup(vg_name, VG_BACKUP_DIR, vg))) {
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log_error("\"%s\" writing VG backup of \"%s\"", lvm_error(ret),
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vg_name);
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return LVM_E_VG_CFGBACKUP;
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}
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return 0;
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}
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