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6620dc9475
Save the list of PVs in /run/lvm/hints. These hints are used to reduce scanning in a number of commands to only the PVs on the system, or only the PVs in a requested VG (rather than all devices on the system.)
109 lines
2.9 KiB
C
109 lines
2.9 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2007 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "tools.h"
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static int _pvdisplay_single(struct cmd_context *cmd,
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struct volume_group *vg,
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struct physical_volume *pv,
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struct processing_handle *handle __attribute__((unused)))
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{
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const char *pv_name = pv_dev_name(pv);
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int ret = ECMD_PROCESSED;
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uint64_t size;
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if (is_orphan(pv))
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size = pv_size(pv);
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else
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size = (uint64_t)(pv_pe_count(pv) - pv_pe_alloc_count(pv)) *
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pv_pe_size(pv);
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if (arg_is_set(cmd, short_ARG)) {
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log_print("Device \"%s\" has a capacity of %s", pv_name,
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display_size(cmd, size));
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goto out;
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}
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if (pv_status(pv) & EXPORTED_VG)
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log_print_unless_silent("Physical volume \"%s\" of volume group \"%s\" "
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"is exported", pv_name, pv_vg_name(pv));
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if (is_orphan(pv))
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log_print_unless_silent("\"%s\" is a new physical volume of \"%s\"",
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pv_name, display_size(cmd, size));
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if (arg_is_set(cmd, colon_ARG)) {
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pvdisplay_colons(pv);
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goto out;
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}
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pvdisplay_full(cmd, pv, NULL);
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if (arg_is_set(cmd, maps_ARG))
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pvdisplay_segments(pv);
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out:
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return ret;
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}
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int pvdisplay(struct cmd_context *cmd, int argc, char **argv)
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{
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int ret;
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if (arg_is_set(cmd, columns_ARG)) {
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if (arg_is_set(cmd, colon_ARG) || arg_is_set(cmd, maps_ARG) ||
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arg_is_set(cmd, short_ARG)) {
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log_error("Incompatible options selected");
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return EINVALID_CMD_LINE;
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}
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return pvs(cmd, argc, argv);
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}
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if (arg_is_set(cmd, aligned_ARG) ||
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arg_is_set(cmd, all_ARG) ||
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arg_is_set(cmd, binary_ARG) ||
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arg_is_set(cmd, noheadings_ARG) ||
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arg_is_set(cmd, options_ARG) ||
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arg_is_set(cmd, separator_ARG) ||
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arg_is_set(cmd, sort_ARG) ||
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arg_is_set(cmd, unbuffered_ARG)) {
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log_error("Incompatible options selected");
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return EINVALID_CMD_LINE;
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}
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if (arg_is_set(cmd, colon_ARG) && arg_is_set(cmd, maps_ARG)) {
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log_error("Option -c not allowed with option -m");
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return EINVALID_CMD_LINE;
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}
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if (arg_is_set(cmd, colon_ARG) && arg_is_set(cmd, short_ARG)) {
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log_error("Option -c is not allowed with option -s");
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return EINVALID_CMD_LINE;
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}
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/*
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* Without -a, command only looks at PVs and can use hints,
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* with -a, the command looks at all (non-hinted) devices.
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*/
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if (arg_is_set(cmd, all_ARG))
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cmd->use_hints = 0;
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ret = process_each_pv(cmd, argc, argv, NULL,
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arg_is_set(cmd, all_ARG), 0,
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NULL, _pvdisplay_single);
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return ret;
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}
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