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1248f94a42
pvscan --cache and vgscan --cache scan devices to refresh lvmetad, and they should also refresh the lvmetad copy of foreign vgs.
77 lines
2.0 KiB
C
77 lines
2.0 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "tools.h"
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static int vgscan_single(struct cmd_context *cmd, const char *vg_name,
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struct volume_group *vg,
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struct processing_handle *handle __attribute__((unused)))
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{
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log_print_unless_silent("Found %svolume group \"%s\" using metadata type %s",
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vg_is_exported(vg) ? "exported " : "", vg_name,
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vg->fid->fmt->name);
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check_current_backup(vg);
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return ECMD_PROCESSED;
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}
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int vgscan(struct cmd_context *cmd, int argc, char **argv)
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{
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int maxret, ret;
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if (argc) {
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log_error("Too many parameters on command line");
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return EINVALID_CMD_LINE;
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}
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if (!lock_vol(cmd, VG_GLOBAL, LCK_VG_WRITE, NULL)) {
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log_error("Unable to obtain global lock.");
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return ECMD_FAILED;
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}
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if (cmd->filter->wipe)
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cmd->filter->wipe(cmd->filter);
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lvmcache_destroy(cmd, 1, 0);
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if (arg_count(cmd, cache_long_ARG)) {
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cmd->include_foreign_vgs = 1;
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if (lvmetad_active()) {
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if (!lvmetad_pvscan_all_devs(cmd, NULL))
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return ECMD_FAILED;
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}
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else {
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log_error("Cannot proceed since lvmetad is not active.");
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unlock_vg(cmd, VG_GLOBAL);
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return ECMD_FAILED;
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}
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}
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log_print_unless_silent("Reading all physical volumes. This may take a while...");
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maxret = process_each_vg(cmd, argc, argv, 0, NULL,
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&vgscan_single);
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if (arg_count(cmd, mknodes_ARG)) {
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ret = vgmknodes(cmd, argc, argv);
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if (ret > maxret)
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maxret = ret;
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}
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unlock_vg(cmd, VG_GLOBAL);
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return maxret;
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}
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