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0dd247502a
C library portion for https://bugzilla.redhat.com/show_bug.cgi?id=883689 Signed-off-by: Tony Asleson <tasleson@redhat.com>
992 lines
26 KiB
C
992 lines
26 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "lib.h"
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#include "metadata.h"
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#include "display.h"
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#include "activate.h"
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#include "toolcontext.h"
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#include "segtype.h"
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#include "defaults.h"
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#include <math.h> /* fabs() */
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#include <float.h> /* DBL_EPSILON */
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#define SIZE_BUF 128
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typedef enum { SIZE_LONG = 0, SIZE_SHORT = 1, SIZE_UNIT = 2 } size_len_t;
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static const struct {
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alloc_policy_t alloc;
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const char str[14]; /* must be changed when size extends 13 chars */
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const char repchar;
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} _policies[] = {
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{
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ALLOC_CONTIGUOUS, "contiguous", 'c'}, {
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ALLOC_CLING, "cling", 'l'}, {
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ALLOC_CLING_BY_TAGS, "cling_by_tags", 't'}, { /* Only used in log mesgs */
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ALLOC_NORMAL, "normal", 'n'}, {
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ALLOC_ANYWHERE, "anywhere", 'a'}, {
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ALLOC_INHERIT, "inherit", 'i'}
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};
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static const int _num_policies = sizeof(_policies) / sizeof(*_policies);
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/* Test if the doubles are close enough to be considered equal */
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static int _close_enough(double d1, double d2)
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{
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return fabs(d1 - d2) < DBL_EPSILON;
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}
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uint64_t units_to_bytes(const char *units, char *unit_type)
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{
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char *ptr = NULL;
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uint64_t v;
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double custom_value = 0;
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uint64_t multiplier;
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if (isdigit(*units)) {
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custom_value = strtod(units, &ptr);
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if (ptr == units)
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return 0;
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v = (uint64_t) strtoull(units, NULL, 10);
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if (_close_enough((double) v, custom_value))
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custom_value = 0; /* Use integer arithmetic */
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units = ptr;
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} else
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v = 1;
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/* Only one units char permitted. */
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if (units[0] && units[1])
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return 0;
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if (v == 1)
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*unit_type = *units;
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else
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*unit_type = 'U';
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switch (*units) {
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case 'h':
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case 'H':
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multiplier = v = UINT64_C(1);
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*unit_type = *units;
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break;
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case 'b':
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case 'B':
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multiplier = UINT64_C(1);
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break;
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#define KILO UINT64_C(1024)
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case 's':
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case 'S':
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multiplier = (KILO/2);
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break;
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case 'k':
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multiplier = KILO;
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break;
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case 'm':
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multiplier = KILO * KILO;
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break;
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case 'g':
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multiplier = KILO * KILO * KILO;
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break;
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case 't':
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multiplier = KILO * KILO * KILO * KILO;
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break;
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case 'p':
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multiplier = KILO * KILO * KILO * KILO * KILO;
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break;
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case 'e':
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multiplier = KILO * KILO * KILO * KILO * KILO * KILO;
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break;
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#undef KILO
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#define KILO UINT64_C(1000)
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case 'K':
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multiplier = KILO;
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break;
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case 'M':
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multiplier = KILO * KILO;
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break;
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case 'G':
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multiplier = KILO * KILO * KILO;
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break;
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case 'T':
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multiplier = KILO * KILO * KILO * KILO;
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break;
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case 'P':
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multiplier = KILO * KILO * KILO * KILO * KILO;
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break;
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case 'E':
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multiplier = KILO * KILO * KILO * KILO * KILO * KILO;
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break;
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#undef KILO
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default:
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return 0;
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}
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if (_close_enough(custom_value, 0.))
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return v * multiplier; /* Use integer arithmetic */
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else
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return (uint64_t) (custom_value * multiplier);
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}
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char alloc_policy_char(alloc_policy_t alloc)
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{
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int i;
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for (i = 0; i < _num_policies; i++)
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if (_policies[i].alloc == alloc)
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return _policies[i].repchar;
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return '-';
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}
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const char *get_alloc_string(alloc_policy_t alloc)
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{
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int i;
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for (i = 0; i < _num_policies; i++)
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if (_policies[i].alloc == alloc)
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return _policies[i].str;
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return NULL;
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}
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alloc_policy_t get_alloc_from_string(const char *str)
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{
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int i;
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/* cling_by_tags is part of cling */
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if (!strcmp("cling_by_tags", str))
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return ALLOC_CLING;
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for (i = 0; i < _num_policies; i++)
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if (!strcmp(_policies[i].str, str))
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return _policies[i].alloc;
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/* Special case for old metadata */
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if (!strcmp("next free", str))
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return ALLOC_NORMAL;
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log_error("Unrecognised allocation policy %s", str);
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return ALLOC_INVALID;
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}
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#define BASE_UNKNOWN 0
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#define BASE_SHARED 1
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#define BASE_1024 8
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#define BASE_1000 15
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#define BASE_SPECIAL 21
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#define NUM_UNIT_PREFIXES 6
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#define NUM_SPECIAL 3
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/* Size supplied in sectors */
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static const char *_display_size(const struct cmd_context *cmd,
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uint64_t size, size_len_t sl)
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{
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unsigned base = BASE_UNKNOWN;
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unsigned s;
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int suffix = 1, precision;
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uint64_t byte = UINT64_C(0);
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uint64_t units = UINT64_C(1024);
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char *size_buf = NULL;
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const char * const size_str[][3] = {
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/* BASE_UNKNOWN */
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{" ", " ", " "}, /* [0] */
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/* BASE_SHARED - Used if cmd->si_unit_consistency = 0 */
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{" Exabyte", " EB", "E"}, /* [1] */
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{" Petabyte", " PB", "P"}, /* [2] */
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{" Terabyte", " TB", "T"}, /* [3] */
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{" Gigabyte", " GB", "G"}, /* [4] */
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{" Megabyte", " MB", "M"}, /* [5] */
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{" Kilobyte", " KB", "K"}, /* [6] */
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{" Byte ", " B", "B"}, /* [7] */
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/* BASE_1024 - Used if cmd->si_unit_consistency = 1 */
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{" Exbibyte", " EiB", "e"}, /* [8] */
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{" Pebibyte", " PiB", "p"}, /* [9] */
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{" Tebibyte", " TiB", "t"}, /* [10] */
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{" Gibibyte", " GiB", "g"}, /* [11] */
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{" Mebibyte", " MiB", "m"}, /* [12] */
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{" Kibibyte", " KiB", "k"}, /* [13] */
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{" Byte ", " B", "b"}, /* [14] */
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/* BASE_1000 - Used if cmd->si_unit_consistency = 1 */
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{" Exabyte", " EB", "E"}, /* [15] */
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{" Petabyte", " PB", "P"}, /* [16] */
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{" Terabyte", " TB", "T"}, /* [17] */
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{" Gigabyte", " GB", "G"}, /* [18] */
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{" Megabyte", " MB", "M"}, /* [19] */
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{" Kilobyte", " kB", "K"}, /* [20] */
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/* BASE_SPECIAL */
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{" Byte ", " B ", "B"}, /* [21] (shared with BASE_1000) */
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{" Units ", " Un", "U"}, /* [22] */
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{" Sectors ", " Se", "S"}, /* [23] */
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};
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if (!(size_buf = dm_pool_alloc(cmd->mem, SIZE_BUF))) {
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log_error("no memory for size display buffer");
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return "";
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}
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suffix = cmd->current_settings.suffix;
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if (!cmd->si_unit_consistency) {
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/* Case-independent match */
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for (s = 0; s < NUM_UNIT_PREFIXES; s++)
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if (toupper((int) cmd->current_settings.unit_type) ==
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*size_str[BASE_SHARED + s][2]) {
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base = BASE_SHARED;
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break;
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}
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} else {
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/* Case-dependent match for powers of 1000 */
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for (s = 0; s < NUM_UNIT_PREFIXES; s++)
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if (cmd->current_settings.unit_type ==
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*size_str[BASE_1000 + s][2]) {
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base = BASE_1000;
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break;
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}
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/* Case-dependent match for powers of 1024 */
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if (base == BASE_UNKNOWN)
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for (s = 0; s < NUM_UNIT_PREFIXES; s++)
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if (cmd->current_settings.unit_type ==
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*size_str[BASE_1024 + s][2]) {
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base = BASE_1024;
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break;
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}
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}
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if (base == BASE_UNKNOWN)
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/* Check for special units - s, b or u */
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for (s = 0; s < NUM_SPECIAL; s++)
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if (toupper((int) cmd->current_settings.unit_type) ==
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*size_str[BASE_SPECIAL + s][2]) {
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base = BASE_SPECIAL;
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break;
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}
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if (size == UINT64_C(0)) {
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if (base == BASE_UNKNOWN)
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s = 0;
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sprintf(size_buf, "0%s", suffix ? size_str[base + s][sl] : "");
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return size_buf;
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}
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size *= UINT64_C(512);
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if (base != BASE_UNKNOWN)
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byte = cmd->current_settings.unit_factor;
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else {
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/* Human-readable style */
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if (cmd->current_settings.unit_type == 'H') {
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units = UINT64_C(1000);
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base = BASE_1000;
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} else {
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units = UINT64_C(1024);
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base = BASE_1024;
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}
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if (!cmd->si_unit_consistency)
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base = BASE_SHARED;
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byte = units * units * units * units * units * units;
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for (s = 0; s < NUM_UNIT_PREFIXES && size < byte; s++)
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byte /= units;
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suffix = 1;
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}
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/* FIXME Make precision configurable */
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switch (toupper(*size_str[base + s][SIZE_UNIT])) {
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case 'B':
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case 'S':
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precision = 0;
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break;
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default:
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precision = 2;
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}
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snprintf(size_buf, SIZE_BUF - 1, "%.*f%s", precision,
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(double) size / byte, suffix ? size_str[base + s][sl] : "");
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return size_buf;
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}
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const char *display_size_long(const struct cmd_context *cmd, uint64_t size)
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{
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return _display_size(cmd, size, SIZE_LONG);
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}
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const char *display_size_units(const struct cmd_context *cmd, uint64_t size)
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{
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return _display_size(cmd, size, SIZE_UNIT);
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}
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const char *display_size(const struct cmd_context *cmd, uint64_t size)
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{
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return _display_size(cmd, size, SIZE_SHORT);
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}
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void pvdisplay_colons(const struct physical_volume *pv)
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{
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char uuid[64] __attribute__((aligned(8)));
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if (!pv)
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return;
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if (!id_write_format(&pv->id, uuid, sizeof(uuid))) {
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stack;
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return;
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}
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log_print("%s:%s:%" PRIu64 ":-1:%" PRIu64 ":%" PRIu64 ":-1:%" PRIu32 ":%u:%u:%u:%s",
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pv_dev_name(pv), pv->vg_name, pv->size,
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/* FIXME pv->pv_number, Derive or remove? */
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pv->status, /* FIXME Support old or new format here? */
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pv->status & ALLOCATABLE_PV, /* FIXME remove? */
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/* FIXME pv->lv_cur, Remove? */
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pv->pe_size / 2,
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pv->pe_count,
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pv->pe_count - pv->pe_alloc_count,
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pv->pe_alloc_count, *uuid ? uuid : "none");
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}
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void pvdisplay_segments(const struct physical_volume *pv)
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{
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const struct pv_segment *pvseg;
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if (pv->pe_size)
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log_print("--- Physical Segments ---");
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dm_list_iterate_items(pvseg, &pv->segments) {
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log_print("Physical extent %u to %u:",
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pvseg->pe, pvseg->pe + pvseg->len - 1);
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if (pvseg_is_allocated(pvseg)) {
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log_print(" Logical volume\t%s%s/%s",
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pvseg->lvseg->lv->vg->cmd->dev_dir,
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pvseg->lvseg->lv->vg->name,
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pvseg->lvseg->lv->name);
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log_print(" Logical extents\t%d to %d",
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pvseg->lvseg->le, pvseg->lvseg->le +
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pvseg->lvseg->len - 1);
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} else
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log_print(" FREE");
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}
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log_print(" ");
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}
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/* FIXME Include label fields */
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void pvdisplay_full(const struct cmd_context *cmd,
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const struct physical_volume *pv,
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void *handle __attribute__((unused)))
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{
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char uuid[64] __attribute__((aligned(8)));
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const char *size;
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uint32_t pe_free;
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uint64_t data_size, pvsize, unusable;
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if (!pv)
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return;
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if (!id_write_format(&pv->id, uuid, sizeof(uuid))) {
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stack;
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return;
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}
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log_print("--- %sPhysical volume ---", pv->pe_size ? "" : "NEW ");
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log_print("PV Name %s", pv_dev_name(pv));
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log_print("VG Name %s%s",
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is_orphan(pv) ? "" : pv->vg_name,
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pv->status & EXPORTED_VG ? " (exported)" : "");
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data_size = (uint64_t) pv->pe_count * pv->pe_size;
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if (pv->size > data_size + pv->pe_start) {
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pvsize = pv->size;
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unusable = pvsize - data_size;
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} else {
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pvsize = data_size + pv->pe_start;
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unusable = pvsize - pv->size;
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}
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size = display_size(cmd, pvsize);
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if (data_size)
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log_print("PV Size %s / not usable %s", /* [LVM: %s]", */
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size, display_size(cmd, unusable));
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else
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log_print("PV Size %s", size);
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/* PV number not part of LVM2 design
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log_print("PV# %u", pv->pv_number);
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*/
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pe_free = pv->pe_count - pv->pe_alloc_count;
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if (pv->pe_count && (pv->status & ALLOCATABLE_PV))
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log_print("Allocatable yes %s",
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(!pe_free && pv->pe_count) ? "(but full)" : "");
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else
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log_print("Allocatable NO");
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/* LV count is no longer available when displaying PV
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log_print("Cur LV %u", vg->lv_count);
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*/
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if (cmd->si_unit_consistency)
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log_print("PE Size %s", display_size(cmd, (uint64_t) pv->pe_size));
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else
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log_print("PE Size (KByte) %" PRIu32, pv->pe_size / 2);
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log_print("Total PE %u", pv->pe_count);
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log_print("Free PE %" PRIu32, pe_free);
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log_print("Allocated PE %u", pv->pe_alloc_count);
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log_print("PV UUID %s", *uuid ? uuid : "none");
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log_print(" ");
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}
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int pvdisplay_short(const struct cmd_context *cmd __attribute__((unused)),
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const struct volume_group *vg __attribute__((unused)),
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const struct physical_volume *pv,
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void *handle __attribute__((unused)))
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{
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char uuid[64] __attribute__((aligned(8)));
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if (!pv)
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return 0;
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if (!id_write_format(&pv->id, uuid, sizeof(uuid)))
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return_0;
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log_print("PV Name %s ", pv_dev_name(pv));
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/* FIXME pv->pv_number); */
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log_print("PV UUID %s", *uuid ? uuid : "none");
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log_print("PV Status %sallocatable",
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(pv->status & ALLOCATABLE_PV) ? "" : "NOT ");
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log_print("Total PE / Free PE %u / %u",
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pv->pe_count, pv->pe_count - pv->pe_alloc_count);
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log_print(" ");
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return 0;
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}
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void lvdisplay_colons(const struct logical_volume *lv)
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{
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int inkernel;
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struct lvinfo info;
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inkernel = lv_info(lv->vg->cmd, lv, 0, &info, 1, 0) && info.exists;
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log_print("%s%s/%s:%s:%" PRIu64 ":%d:-1:%d:%" PRIu64 ":%d:-1:%d:%d:%d:%d",
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lv->vg->cmd->dev_dir,
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lv->vg->name,
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lv->name,
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lv->vg->name,
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((lv->status & (LVM_READ | LVM_WRITE)) >> 8) |
|
|
((inkernel && info.read_only) ? 4 : 0), inkernel ? 1 : 0,
|
|
/* FIXME lv->lv_number, */
|
|
inkernel ? info.open_count : 0, lv->size, lv->le_count,
|
|
/* FIXME Add num allocated to struct! lv->lv_allocated_le, */
|
|
(lv->alloc == ALLOC_CONTIGUOUS ? 2 : 0), lv->read_ahead,
|
|
inkernel ? info.major : -1, inkernel ? info.minor : -1);
|
|
}
|
|
|
|
int lvdisplay_full(struct cmd_context *cmd,
|
|
const struct logical_volume *lv,
|
|
void *handle __attribute__((unused)))
|
|
{
|
|
struct lvinfo info;
|
|
int inkernel, snap_active = 0;
|
|
char uuid[64] __attribute__((aligned(8)));
|
|
const char *access_str;
|
|
struct lv_segment *snap_seg = NULL, *mirror_seg = NULL;
|
|
struct lv_segment *seg = NULL;
|
|
int lvm1compat;
|
|
percent_t snap_percent;
|
|
int thin_data_active = 0, thin_metadata_active = 0;
|
|
percent_t thin_data_percent, thin_metadata_percent;
|
|
int thin_active = 0;
|
|
percent_t thin_percent;
|
|
|
|
if (!id_write_format(&lv->lvid.id[1], uuid, sizeof(uuid)))
|
|
return_0;
|
|
|
|
inkernel = lv_info(cmd, lv, 0, &info, 1, 1) && info.exists;
|
|
|
|
if ((lv->status & LVM_WRITE) && inkernel && info.read_only)
|
|
access_str = "read/write (activated read only)";
|
|
else if (lv->status & LVM_WRITE)
|
|
access_str = "read/write";
|
|
else
|
|
access_str = "read only";
|
|
|
|
log_print("--- Logical volume ---");
|
|
|
|
lvm1compat = find_config_tree_bool(cmd, global_lvdisplay_shows_full_device_path_CFG, NULL);
|
|
|
|
if (lvm1compat)
|
|
/* /dev/vgname/lvname doen't actually exist for internal devices */
|
|
log_print("LV Name %s%s/%s",
|
|
lv->vg->cmd->dev_dir, lv->vg->name, lv->name);
|
|
else if (lv_is_visible(lv)) {
|
|
/* Thin pool does not have /dev/vg/name link */
|
|
if (!lv_is_thin_pool(lv))
|
|
log_print("LV Path %s%s/%s",
|
|
lv->vg->cmd->dev_dir,
|
|
lv->vg->name, lv->name);
|
|
log_print("LV Name %s", lv->name);
|
|
} else
|
|
log_print("Internal LV Name %s", lv->name);
|
|
|
|
log_print("VG Name %s", lv->vg->name);
|
|
log_print("LV UUID %s", uuid);
|
|
log_print("LV Write Access %s", access_str);
|
|
log_print("LV Creation host, time %s, %s",
|
|
lv_host_dup(cmd->mem, lv), lv_time_dup(cmd->mem, lv));
|
|
|
|
if (lv_is_origin(lv)) {
|
|
log_print("LV snapshot status source of");
|
|
|
|
dm_list_iterate_items_gen(snap_seg, &lv->snapshot_segs,
|
|
origin_list) {
|
|
if (inkernel &&
|
|
(snap_active = lv_snapshot_percent(snap_seg->cow,
|
|
&snap_percent)))
|
|
if (snap_percent == PERCENT_INVALID)
|
|
snap_active = 0;
|
|
if (lvm1compat)
|
|
log_print(" %s%s/%s [%s]",
|
|
lv->vg->cmd->dev_dir, lv->vg->name,
|
|
snap_seg->cow->name,
|
|
snap_active ? "active" : "INACTIVE");
|
|
else
|
|
log_print(" %s [%s]",
|
|
snap_seg->cow->name,
|
|
snap_active ? "active" : "INACTIVE");
|
|
}
|
|
snap_seg = NULL;
|
|
} else if ((snap_seg = find_snapshot(lv))) {
|
|
if (inkernel &&
|
|
(snap_active = lv_snapshot_percent(snap_seg->cow,
|
|
&snap_percent)))
|
|
if (snap_percent == PERCENT_INVALID)
|
|
snap_active = 0;
|
|
|
|
if (lvm1compat)
|
|
log_print("LV snapshot status %s destination for %s%s/%s",
|
|
snap_active ? "active" : "INACTIVE",
|
|
lv->vg->cmd->dev_dir, lv->vg->name,
|
|
snap_seg->origin->name);
|
|
else
|
|
log_print("LV snapshot status %s destination for %s",
|
|
snap_active ? "active" : "INACTIVE",
|
|
snap_seg->origin->name);
|
|
}
|
|
|
|
if (lv_is_thin_volume(lv)) {
|
|
seg = first_seg(lv);
|
|
log_print("LV Pool name %s", seg->pool_lv->name);
|
|
log_print("LV Thin device ID %u", seg->device_id);
|
|
if (seg->origin)
|
|
log_print("LV Thin origin name %s",
|
|
seg->origin->name);
|
|
if (seg->external_lv)
|
|
log_print("LV External origin name %s",
|
|
seg->external_lv->name);
|
|
if (inkernel)
|
|
thin_active = lv_thin_percent(lv, 0, &thin_percent);
|
|
} else if (lv_is_thin_pool(lv)) {
|
|
if (inkernel) {
|
|
thin_data_active = lv_thin_pool_percent(lv, 0, &thin_data_percent);
|
|
thin_metadata_active = lv_thin_pool_percent(lv, 1, &thin_metadata_percent);
|
|
}
|
|
/* FIXME: display thin_pool targets transid for activated LV as well */
|
|
seg = first_seg(lv);
|
|
log_print("LV Pool transaction ID %" PRIu64, seg->transaction_id);
|
|
log_print("LV Pool metadata %s", seg->metadata_lv->name);
|
|
log_print("LV Pool data %s", seg_lv(seg, 0)->name);
|
|
log_print("LV Pool chunk size %s",
|
|
display_size(cmd, seg->chunk_size));
|
|
log_print("LV Zero new blocks %s",
|
|
seg->zero_new_blocks ? "yes" : "no");
|
|
}
|
|
|
|
if (inkernel && info.suspended)
|
|
log_print("LV Status suspended");
|
|
else
|
|
log_print("LV Status %savailable",
|
|
inkernel ? "" : "NOT ");
|
|
|
|
/********* FIXME lv_number
|
|
log_print("LV # %u", lv->lv_number + 1);
|
|
************/
|
|
|
|
if (inkernel)
|
|
log_print("# open %u", info.open_count);
|
|
|
|
log_print("LV Size %s",
|
|
display_size(cmd,
|
|
snap_seg ? snap_seg->origin->size : lv->size));
|
|
|
|
if (thin_data_active)
|
|
log_print("Allocated pool data %.2f%%",
|
|
percent_to_float(thin_data_percent));
|
|
|
|
if (thin_metadata_active)
|
|
log_print("Allocated metadata %.2f%%",
|
|
percent_to_float(thin_metadata_percent));
|
|
|
|
if (thin_active)
|
|
log_print("Mapped size %.2f%%",
|
|
percent_to_float(thin_percent));
|
|
|
|
log_print("Current LE %u",
|
|
snap_seg ? snap_seg->origin->le_count : lv->le_count);
|
|
|
|
if (snap_seg) {
|
|
log_print("COW-table size %s",
|
|
display_size(cmd, (uint64_t) lv->size));
|
|
log_print("COW-table LE %u", lv->le_count);
|
|
|
|
if (snap_active)
|
|
log_print("Allocated to snapshot %.2f%%",
|
|
percent_to_float(snap_percent));
|
|
|
|
log_print("Snapshot chunk size %s",
|
|
display_size(cmd, (uint64_t) snap_seg->chunk_size));
|
|
}
|
|
|
|
if (lv->status & MIRRORED) {
|
|
mirror_seg = first_seg(lv);
|
|
log_print("Mirrored volumes %" PRIu32, mirror_seg->area_count);
|
|
if (lv->status & CONVERTING)
|
|
log_print("LV type Mirror undergoing conversion");
|
|
}
|
|
|
|
log_print("Segments %u", dm_list_size(&lv->segments));
|
|
|
|
/********* FIXME Stripes & stripesize for each segment
|
|
log_print("Stripe size %s", display_size(cmd, (uint64_t) lv->stripesize));
|
|
***********/
|
|
|
|
log_print("Allocation %s", get_alloc_string(lv->alloc));
|
|
if (lv->read_ahead == DM_READ_AHEAD_AUTO)
|
|
log_print("Read ahead sectors auto");
|
|
else if (lv->read_ahead == DM_READ_AHEAD_NONE)
|
|
log_print("Read ahead sectors 0");
|
|
else
|
|
log_print("Read ahead sectors %u", lv->read_ahead);
|
|
|
|
if (inkernel && lv->read_ahead != info.read_ahead)
|
|
log_print("- currently set to %u", info.read_ahead);
|
|
|
|
if (lv->status & FIXED_MINOR) {
|
|
if (lv->major >= 0)
|
|
log_print("Persistent major %d", lv->major);
|
|
log_print("Persistent minor %d", lv->minor);
|
|
}
|
|
|
|
if (inkernel)
|
|
log_print("Block device %d:%d", info.major,
|
|
info.minor);
|
|
|
|
log_print(" ");
|
|
|
|
return 0;
|
|
}
|
|
|
|
void display_stripe(const struct lv_segment *seg, uint32_t s, const char *pre)
|
|
{
|
|
switch (seg_type(seg, s)) {
|
|
case AREA_PV:
|
|
/* FIXME Re-check the conditions for 'Missing' */
|
|
log_print("%sPhysical volume\t%s", pre,
|
|
seg_pv(seg, s) ?
|
|
pv_dev_name(seg_pv(seg, s)) :
|
|
"Missing");
|
|
|
|
if (seg_pv(seg, s))
|
|
log_print("%sPhysical extents\t%d to %d", pre,
|
|
seg_pe(seg, s),
|
|
seg_pe(seg, s) + seg->area_len - 1);
|
|
break;
|
|
case AREA_LV:
|
|
log_print("%sLogical volume\t%s", pre,
|
|
seg_lv(seg, s) ?
|
|
seg_lv(seg, s)->name : "Missing");
|
|
|
|
if (seg_lv(seg, s))
|
|
log_print("%sLogical extents\t%d to %d", pre,
|
|
seg_le(seg, s),
|
|
seg_le(seg, s) + seg->area_len - 1);
|
|
break;
|
|
case AREA_UNASSIGNED:
|
|
log_print("%sUnassigned area", pre);
|
|
}
|
|
}
|
|
|
|
int lvdisplay_segments(const struct logical_volume *lv)
|
|
{
|
|
const struct lv_segment *seg;
|
|
|
|
log_print("--- Segments ---");
|
|
|
|
dm_list_iterate_items(seg, &lv->segments) {
|
|
log_print("Logical extent %u to %u:",
|
|
seg->le, seg->le + seg->len - 1);
|
|
|
|
log_print(" Type\t\t%s", seg->segtype->ops->name(seg));
|
|
|
|
if (seg->segtype->ops->display)
|
|
seg->segtype->ops->display(seg);
|
|
}
|
|
|
|
log_print(" ");
|
|
return 1;
|
|
}
|
|
|
|
void vgdisplay_extents(const struct volume_group *vg __attribute__((unused)))
|
|
{
|
|
}
|
|
|
|
void vgdisplay_full(const struct volume_group *vg)
|
|
{
|
|
uint32_t access_str;
|
|
uint32_t active_pvs;
|
|
char uuid[64] __attribute__((aligned(8)));
|
|
|
|
active_pvs = vg->pv_count - vg_missing_pv_count(vg);
|
|
|
|
log_print("--- Volume group ---");
|
|
log_print("VG Name %s", vg->name);
|
|
log_print("System ID %s", vg->system_id);
|
|
log_print("Format %s", vg->fid->fmt->name);
|
|
if (vg->fid->fmt->features & FMT_MDAS) {
|
|
log_print("Metadata Areas %d",
|
|
vg_mda_count(vg));
|
|
log_print("Metadata Sequence No %d", vg->seqno);
|
|
}
|
|
access_str = vg->status & (LVM_READ | LVM_WRITE);
|
|
log_print("VG Access %s%s%s%s",
|
|
access_str == (LVM_READ | LVM_WRITE) ? "read/write" : "",
|
|
access_str == LVM_READ ? "read" : "",
|
|
access_str == LVM_WRITE ? "write" : "",
|
|
access_str == 0 ? "error" : "");
|
|
log_print("VG Status %s%sresizable",
|
|
vg_is_exported(vg) ? "exported/" : "",
|
|
vg_is_resizeable(vg) ? "" : "NOT ");
|
|
/* vg number not part of LVM2 design
|
|
log_print ("VG # %u\n", vg->vg_number);
|
|
*/
|
|
if (vg_is_clustered(vg)) {
|
|
log_print("Clustered yes");
|
|
log_print("Shared %s",
|
|
vg->status & SHARED ? "yes" : "no");
|
|
}
|
|
|
|
log_print("MAX LV %u", vg->max_lv);
|
|
log_print("Cur LV %u", vg_visible_lvs(vg));
|
|
log_print("Open LV %u", lvs_in_vg_opened(vg));
|
|
/****** FIXME Max LV Size
|
|
log_print ( "MAX LV Size %s",
|
|
( s1 = display_size ( LVM_LV_SIZE_MAX(vg))));
|
|
free ( s1);
|
|
*********/
|
|
log_print("Max PV %u", vg->max_pv);
|
|
log_print("Cur PV %u", vg->pv_count);
|
|
log_print("Act PV %u", active_pvs);
|
|
|
|
log_print("VG Size %s",
|
|
display_size(vg->cmd,
|
|
(uint64_t) vg->extent_count * vg->extent_size));
|
|
|
|
log_print("PE Size %s",
|
|
display_size(vg->cmd, (uint64_t) vg->extent_size));
|
|
|
|
log_print("Total PE %u", vg->extent_count);
|
|
|
|
log_print("Alloc PE / Size %u / %s",
|
|
vg->extent_count - vg->free_count,
|
|
display_size(vg->cmd,
|
|
((uint64_t) vg->extent_count - vg->free_count) *
|
|
vg->extent_size));
|
|
|
|
log_print("Free PE / Size %u / %s", vg->free_count,
|
|
display_size(vg->cmd, vg_free(vg)));
|
|
|
|
if (!id_write_format(&vg->id, uuid, sizeof(uuid))) {
|
|
stack;
|
|
return;
|
|
}
|
|
|
|
log_print("VG UUID %s", uuid);
|
|
log_print(" ");
|
|
}
|
|
|
|
void vgdisplay_colons(const struct volume_group *vg)
|
|
{
|
|
uint32_t active_pvs;
|
|
const char *access_str;
|
|
char uuid[64] __attribute__((aligned(8)));
|
|
|
|
active_pvs = vg->pv_count - vg_missing_pv_count(vg);
|
|
|
|
switch (vg->status & (LVM_READ | LVM_WRITE)) {
|
|
case LVM_READ | LVM_WRITE:
|
|
access_str = "r/w";
|
|
break;
|
|
case LVM_READ:
|
|
access_str = "r";
|
|
break;
|
|
case LVM_WRITE:
|
|
access_str = "w";
|
|
break;
|
|
default:
|
|
access_str = "";
|
|
}
|
|
|
|
if (!id_write_format(&vg->id, uuid, sizeof(uuid))) {
|
|
stack;
|
|
return;
|
|
}
|
|
|
|
log_print("%s:%s:%" PRIu64 ":-1:%u:%u:%u:-1:%u:%u:%u:%" PRIu64 ":%" PRIu32
|
|
":%u:%u:%u:%s",
|
|
vg->name,
|
|
access_str,
|
|
vg->status,
|
|
/* internal volume group number; obsolete */
|
|
vg->max_lv,
|
|
vg_visible_lvs(vg),
|
|
lvs_in_vg_opened(vg),
|
|
/* FIXME: maximum logical volume size */
|
|
vg->max_pv,
|
|
vg->pv_count,
|
|
active_pvs,
|
|
(uint64_t) vg->extent_count * (vg->extent_size / 2),
|
|
vg->extent_size / 2,
|
|
vg->extent_count,
|
|
vg->extent_count - vg->free_count,
|
|
vg->free_count,
|
|
uuid[0] ? uuid : "none");
|
|
}
|
|
|
|
void vgdisplay_short(const struct volume_group *vg)
|
|
{
|
|
log_print("\"%s\" %-9s [%-9s used / %s free]", vg->name,
|
|
/********* FIXME if "open" print "/used" else print "/idle"??? ******/
|
|
display_size(vg->cmd,
|
|
(uint64_t) vg->extent_count * vg->extent_size),
|
|
display_size(vg->cmd,
|
|
((uint64_t) vg->extent_count -
|
|
vg->free_count) * vg->extent_size),
|
|
display_size(vg->cmd, vg_free(vg)));
|
|
}
|
|
|
|
void display_formats(const struct cmd_context *cmd)
|
|
{
|
|
const struct format_type *fmt;
|
|
|
|
dm_list_iterate_items(fmt, &cmd->formats) {
|
|
log_print("%s", fmt->name);
|
|
}
|
|
}
|
|
|
|
void display_segtypes(const struct cmd_context *cmd)
|
|
{
|
|
const struct segment_type *segtype;
|
|
|
|
dm_list_iterate_items(segtype, &cmd->segtypes) {
|
|
log_print("%s", segtype->name);
|
|
}
|
|
}
|
|
|
|
void display_name_error(name_error_t name_error)
|
|
{
|
|
if (name_error != NAME_VALID) {
|
|
switch(name_error) {
|
|
case NAME_INVALID_EMPTY:
|
|
log_error("Name is zero length");
|
|
break;
|
|
case NAME_INVALID_HYPEN:
|
|
log_error("Name cannot start with hyphen");
|
|
break;
|
|
case NAME_INVALID_DOTS:
|
|
log_error("Name starts with . or .. and has no "
|
|
"following character(s)");
|
|
break;
|
|
case NAME_INVALID_CHARSET:
|
|
log_error("Name contains invalid character, valid set includes: "
|
|
"[a-zA-Z0-9.-_+]");
|
|
break;
|
|
case NAME_INVALID_LENGTH:
|
|
/* Report that name length -1 to accommodate nul*/
|
|
log_error("Name length exceeds maximum limit of %d", (NAME_LEN -1));
|
|
break;
|
|
default:
|
|
log_error("Unknown error %d on name validation", name_error);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Prompt for y or n from stdin.
|
|
* Defaults to 'no' in silent mode.
|
|
* All callers should support --yes and/or --force to override this.
|
|
*/
|
|
char yes_no_prompt(const char *prompt, ...)
|
|
{
|
|
int c = 0, ret = 0;
|
|
va_list ap;
|
|
|
|
if (silent_mode())
|
|
return 'n';
|
|
|
|
sigint_allow();
|
|
do {
|
|
if (c == '\n' || !c) {
|
|
va_start(ap, prompt);
|
|
vfprintf(stderr, prompt, ap);
|
|
va_end(ap);
|
|
fflush(stderr);
|
|
ret = 0;
|
|
}
|
|
|
|
if ((c = getchar()) == EOF) {
|
|
ret = 'n'; /* SIGINT */
|
|
break;
|
|
}
|
|
|
|
c = tolower(c);
|
|
if ((c == 'y') || (c == 'n')) {
|
|
/* If both 'y' and 'n' given, begin again. */
|
|
if (ret && c != ret)
|
|
ret = -1;
|
|
else
|
|
ret = c;
|
|
}
|
|
} while (ret < 1 || c != '\n');
|
|
|
|
sigint_restore();
|
|
|
|
if (c != '\n')
|
|
fprintf(stderr, "\n");
|
|
|
|
return ret;
|
|
}
|