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git://sourceware.org/git/lvm2.git
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126 lines
3.2 KiB
C
126 lines
3.2 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 lvscan_single(struct cmd_context *cmd, struct logical_volume *lv);
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int lvscan(struct cmd_context *cmd, int argc, char **argv)
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{
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if (argc) {
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log_error("No additional command line arguments allowed");
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return EINVALID_CMD_LINE;
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}
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return process_each_lv(cmd, argc, argv, &lvscan_single);
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/*********** FIXME Count! Add private struct to process_each*
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if (!lv_total)
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log_print("no logical volumes found");
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else {
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log_print
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("%d logical volumes with %s total in %d volume group%s",
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lv_total, (dummy =
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display_size(lv_capacity_total / 2, SIZE_SHORT)),
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vg_total, vg_total == 1 ? "" : "s");
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dbg_free(dummy);
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dummy = NULL;
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if (lv_active > 0)
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printf("%d active", lv_active);
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if (lv_active > 0 && lv_total - lv_active > 0)
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printf(" / ");
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if (lv_total - lv_active > 0)
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printf("%d inactive", lv_total - lv_active);
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printf(" logical volumes\n");
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}
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*************/
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}
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static int lvscan_single(struct cmd_context *cmd, struct logical_volume *lv)
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{
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int active = 0;
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int lv_total = 0;
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ulong lv_capacity_total = 0;
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char *dummy;
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const char *active_str, *snapshot_str;
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/* FIXME Add -D arg to skip this! */
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if (lv_active(lv) > 0) {
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active_str = "ACTIVE ";
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active++;
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} else
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active_str = "inactive ";
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if (lv_is_origin(lv))
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snapshot_str = "Original";
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else if (lv_is_cow(lv))
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snapshot_str = "Snapshot";
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else
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snapshot_str = " ";
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/********** FIXME Snapshot
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if (lv->status & SNAPSHOT)
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dummy =
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display_size(lv->lv_remap_end *
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lv->lv_chunk_size / 2,
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SIZE_SHORT);
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else
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***********/
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dummy = display_size(lv->size / 2, SIZE_SHORT);
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log_print("%s%s '%s%s/%s' [%s]%s%s", active_str, snapshot_str,
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cmd->dev_dir, lv->vg->name, lv->name, dummy,
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(lv->status & ALLOC_STRICT) ? " strict" : "",
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(lv->status & ALLOC_CONTIGUOUS) ? " contiguous" : "");
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dbg_free(dummy);
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/* FIXME sprintf? */
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/*********** FIXME Handle segments?
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if (lv->segments[0]->stripes > 1 && !(lv->status & SNAPSHOT))
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log_print(" striped[%u]", lv->segments[0]->stripes);
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****************/
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/******** FIXME Device number display & Snapshot
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if (arg_count(cmd,blockdevice_ARG))
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printf(" %d:%d",
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MAJOR(lv->lv_dev),
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MINOR(lv->lv_dev));
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else
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if (lv->status & SNAPSHOT)
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printf(" of %s", lv->lv_snapshot_org->name);
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*****************/
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lv_total++;
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/******** FIXME Snapshot
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if (lv->status & SNAPSHOT)
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lv_capacity_total +=
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lv->lv_remap_end * lv->lv_chunk_size
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else
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********/
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lv_capacity_total += lv->size;
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return 0;
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}
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