/* * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved. * Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved. * * This file is part of LVM2. * * This copyrighted material is made available to anyone wishing to use, * modify, copy, or redistribute it subject to the terms and conditions * of the GNU Lesser General Public License v.2.1. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "tools.h" static int _pvdisplay_single(struct cmd_context *cmd, struct volume_group *vg, struct physical_volume *pv, void *handle) { const char *pv_name = pv_dev_name(pv); int ret = ECMD_PROCESSED; uint64_t size; if (is_orphan(pv)) size = pv_size(pv); else size = (uint64_t)(pv_pe_count(pv) - pv_pe_alloc_count(pv)) * pv_pe_size(pv); if (arg_count(cmd, short_ARG)) { log_print("Device \"%s\" has a capacity of %s", pv_name, display_size(cmd, size)); goto out; } if (pv_status(pv) & EXPORTED_VG) log_print_unless_silent("Physical volume \"%s\" of volume group \"%s\" " "is exported", pv_name, pv_vg_name(pv)); if (is_orphan(pv)) log_print_unless_silent("\"%s\" is a new physical volume of \"%s\"", pv_name, display_size(cmd, size)); if (arg_count(cmd, colon_ARG)) { pvdisplay_colons(pv); goto out; } pvdisplay_full(cmd, pv, handle); if (arg_count(cmd, maps_ARG)) pvdisplay_segments(pv); out: return ret; } int pvdisplay(struct cmd_context *cmd, int argc, char **argv) { int lock_global = 0; int ret; if (arg_count(cmd, columns_ARG)) { if (arg_count(cmd, colon_ARG) || arg_count(cmd, maps_ARG) || arg_count(cmd, short_ARG)) { log_error("Incompatible options selected"); return EINVALID_CMD_LINE; } return pvs(cmd, argc, argv); } if (arg_count(cmd, aligned_ARG) || arg_count(cmd, all_ARG) || arg_count(cmd, binary_ARG) || arg_count(cmd, noheadings_ARG) || arg_count(cmd, options_ARG) || arg_count(cmd, select_ARG) || arg_count(cmd, separator_ARG) || arg_count(cmd, sort_ARG) || arg_count(cmd, unbuffered_ARG)) { log_error("Incompatible options selected"); return EINVALID_CMD_LINE; } if (arg_count(cmd, colon_ARG) && arg_count(cmd, maps_ARG)) { log_error("Option -c not allowed with option -m"); return EINVALID_CMD_LINE; } if (arg_count(cmd, colon_ARG) && arg_count(cmd, short_ARG)) { log_error("Option -c is not allowed with option -s"); return EINVALID_CMD_LINE; } /* * If the lock_type is LCK_VG_READ (used only in reporting commands), * we lock VG_GLOBAL to enable use of metadata cache. * This can pause alongide pvscan or vgscan process for a while. */ if (!lvmetad_active()) { lock_global = 1; if (!lock_vol(cmd, VG_GLOBAL, LCK_VG_READ, NULL)) { log_error("Unable to obtain global lock."); return ECMD_FAILED; } } ret = process_each_pv(cmd, argc, argv, NULL, 0, NULL, _pvdisplay_single); if (lock_global) unlock_vg(cmd, VG_GLOBAL); return ret; }