1 /* $NetBSD: display.c,v 1.1.1.3 2009/12/02 00:26:43 haad Exp $ */
4 * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
5 * Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved.
7 * This file is part of LVM2.
9 * This copyrighted material is made available to anyone wishing to use,
10 * modify, copy, or redistribute it subject to the terms and conditions
11 * of the GNU Lesser General Public License v.2.1.
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this program; if not, write to the Free Software Foundation,
15 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "toolcontext.h"
27 typedef enum { SIZE_LONG = 0, SIZE_SHORT = 1, SIZE_UNIT = 2 } size_len_t;
31 const char str[12]; /* must be changed when size extends 11 chars */
34 ALLOC_CONTIGUOUS, "contiguous"}, {
35 ALLOC_CLING, "cling"}, {
36 ALLOC_NORMAL, "normal"}, {
37 ALLOC_ANYWHERE, "anywhere"}, {
38 ALLOC_INHERIT, "inherit"}
41 static const int _num_policies = sizeof(_policies) / sizeof(*_policies);
43 uint64_t units_to_bytes(const char *units, char *unit_type)
48 if (isdigit(*units)) {
49 v = (uint64_t) strtod(units, &ptr);
71 #define KILO UINT64_C(1024)
83 v *= KILO * KILO * KILO;
86 v *= KILO * KILO * KILO * KILO;
89 v *= KILO * KILO * KILO * KILO * KILO;
92 v *= KILO * KILO * KILO * KILO * KILO * KILO;
95 #define KILO UINT64_C(1000)
103 v *= KILO * KILO * KILO;
106 v *= KILO * KILO * KILO * KILO;
109 v *= KILO * KILO * KILO * KILO * KILO;
112 v *= KILO * KILO * KILO * KILO * KILO * KILO;
125 const char *get_alloc_string(alloc_policy_t alloc)
129 for (i = 0; i < _num_policies; i++)
130 if (_policies[i].alloc == alloc)
131 return _policies[i].str;
136 alloc_policy_t get_alloc_from_string(const char *str)
140 for (i = 0; i < _num_policies; i++)
141 if (!strcmp(_policies[i].str, str))
142 return _policies[i].alloc;
144 /* Special case for old metadata */
145 if(!strcmp("next free", str))
148 log_error("Unrecognised allocation policy %s", str);
149 return ALLOC_INVALID;
152 #define BASE_UNKNOWN 0
153 #define BASE_SHARED 1
156 #define BASE_SPECIAL 19
157 #define NUM_UNIT_PREFIXES 6
158 #define NUM_SPECIAL 3
160 /* Size supplied in sectors */
161 static const char *_display_size(const struct cmd_context *cmd,
162 uint64_t size, size_len_t sl)
164 unsigned base = BASE_UNKNOWN;
166 int suffix = 1, precision;
167 uint64_t byte = UINT64_C(0);
168 uint64_t units = UINT64_C(1024);
169 char *size_buf = NULL;
170 const char * const size_str[][3] = {
172 {" ", " ", " "}, /* [0] */
174 /* BASE_SHARED - Used if cmd->si_unit_consistency = 0 */
175 {" Exabyte", " EB", "E"}, /* [1] */
176 {" Petabyte", " PB", "P"}, /* [2] */
177 {" Terabyte", " TB", "T"}, /* [3] */
178 {" Gigabyte", " GB", "G"}, /* [4] */
179 {" Megabyte", " MB", "M"}, /* [5] */
180 {" Kilobyte", " KB", "K"}, /* [6] */
182 /* BASE_1024 - Used if cmd->si_unit_consistency = 1 */
183 {" Exbibyte", " EiB", "e"}, /* [7] */
184 {" Pebibyte", " PiB", "p"}, /* [8] */
185 {" Tebibyte", " TiB", "t"}, /* [9] */
186 {" Gibibyte", " GiB", "g"}, /* [10] */
187 {" Mebibyte", " MiB", "m"}, /* [11] */
188 {" Kibibyte", " KiB", "k"}, /* [12] */
190 /* BASE_1000 - Used if cmd->si_unit_consistency = 1 */
191 {" Exabyte", " EB", "E"}, /* [13] */
192 {" Petabyte", " PB", "P"}, /* [14] */
193 {" Terabyte", " TB", "T"}, /* [15] */
194 {" Gigabyte", " GB", "G"}, /* [16] */
195 {" Megabyte", " MB", "M"}, /* [17] */
196 {" Kilobyte", " kB", "K"}, /* [18] */
199 {" Byte ", " B ", "B"}, /* [19] */
200 {" Units ", " Un", "U"}, /* [20] */
201 {" Sectors ", " Se", "S"}, /* [21] */
204 if (!(size_buf = dm_pool_alloc(cmd->mem, SIZE_BUF))) {
205 log_error("no memory for size display buffer");
209 suffix = cmd->current_settings.suffix;
211 if (!cmd->si_unit_consistency) {
212 /* Case-independent match */
213 for (s = 0; s < NUM_UNIT_PREFIXES; s++)
214 if (toupper((int) cmd->current_settings.unit_type) ==
215 *size_str[BASE_SHARED + s][2]) {
220 /* Case-dependent match for powers of 1000 */
221 for (s = 0; s < NUM_UNIT_PREFIXES; s++)
222 if (cmd->current_settings.unit_type ==
223 *size_str[BASE_1000 + s][2]) {
228 /* Case-dependent match for powers of 1024 */
229 if (base == BASE_UNKNOWN)
230 for (s = 0; s < NUM_UNIT_PREFIXES; s++)
231 if (cmd->current_settings.unit_type ==
232 *size_str[BASE_1024 + s][2]) {
238 if (base == BASE_UNKNOWN)
239 /* Check for special units - s, b or u */
240 for (s = 0; s < NUM_SPECIAL; s++)
241 if (toupper((int) cmd->current_settings.unit_type) ==
242 *size_str[BASE_SPECIAL + s][2]) {
247 if (size == UINT64_C(0)) {
248 if (base == BASE_UNKNOWN)
250 sprintf(size_buf, "0%s", suffix ? size_str[base + s][sl] : "");
254 size *= UINT64_C(512);
256 if (base != BASE_UNKNOWN)
257 byte = cmd->current_settings.unit_factor;
259 /* Human-readable style */
260 if (cmd->current_settings.unit_type == 'H') {
261 units = UINT64_C(1000);
264 units = UINT64_C(1024);
268 if (!cmd->si_unit_consistency)
271 byte = units * units * units * units * units * units;
273 for (s = 0; s < NUM_UNIT_PREFIXES && size < byte; s++)
279 /* FIXME Make precision configurable */
280 switch(toupper((int) cmd->current_settings.unit_type)) {
289 snprintf(size_buf, SIZE_BUF - 1, "%.*f%s", precision,
290 (double) size / byte, suffix ? size_str[base + s][sl] : "");
295 const char *display_size_long(const struct cmd_context *cmd, uint64_t size)
297 return _display_size(cmd, size, SIZE_LONG);
300 const char *display_size_units(const struct cmd_context *cmd, uint64_t size)
302 return _display_size(cmd, size, SIZE_UNIT);
305 const char *display_size(const struct cmd_context *cmd, uint64_t size)
307 return _display_size(cmd, size, SIZE_SHORT);
310 void pvdisplay_colons(const struct physical_volume *pv)
312 char uuid[64] __attribute((aligned(8)));
317 if (!id_write_format(&pv->id, uuid, sizeof(uuid))) {
322 log_print("%s:%s:%" PRIu64 ":-1:%u:%u:-1:%" PRIu32 ":%u:%u:%u:%s",
323 pv_dev_name(pv), pv->vg_name, pv->size,
324 /* FIXME pv->pv_number, Derive or remove? */
325 pv->status, /* FIXME Support old or new format here? */
326 pv->status & ALLOCATABLE_PV, /* FIXME remove? */
327 /* FIXME pv->lv_cur, Remove? */
330 pv->pe_count - pv->pe_alloc_count,
331 pv->pe_alloc_count, *uuid ? uuid : "none");
336 void pvdisplay_segments(const struct physical_volume *pv)
338 const struct pv_segment *pvseg;
341 log_print("--- Physical Segments ---");
343 dm_list_iterate_items(pvseg, &pv->segments) {
344 log_print("Physical extent %u to %u:",
345 pvseg->pe, pvseg->pe + pvseg->len - 1);
347 if (pvseg_is_allocated(pvseg)) {
348 log_print(" Logical volume\t%s%s/%s",
349 pvseg->lvseg->lv->vg->cmd->dev_dir,
350 pvseg->lvseg->lv->vg->name,
351 pvseg->lvseg->lv->name);
352 log_print(" Logical extents\t%d to %d",
353 pvseg->lvseg->le, pvseg->lvseg->le +
354 pvseg->lvseg->len - 1);
363 /* FIXME Include label fields */
364 void pvdisplay_full(const struct cmd_context *cmd,
365 const struct physical_volume *pv,
366 void *handle __attribute((unused)))
368 char uuid[64] __attribute((aligned(8)));
372 uint64_t data_size, pvsize, unusable;
377 if (!id_write_format(&pv->id, uuid, sizeof(uuid))) {
382 log_print("--- %sPhysical volume ---", pv->pe_size ? "" : "NEW ");
383 log_print("PV Name %s", pv_dev_name(pv));
384 log_print("VG Name %s%s",
385 is_orphan(pv) ? "" : pv->vg_name,
386 pv->status & EXPORTED_VG ? " (exported)" : "");
388 data_size = (uint64_t) pv->pe_count * pv->pe_size;
389 if (pv->size > data_size + pv->pe_start) {
391 unusable = pvsize - data_size;
393 pvsize = data_size + pv->pe_start;
394 unusable = pvsize - pv->size;
397 size = display_size(cmd, pvsize);
399 log_print("PV Size %s / not usable %s", /* [LVM: %s]", */
400 size, display_size(cmd, unusable));
402 log_print("PV Size %s", size);
404 /* PV number not part of LVM2 design
405 log_print("PV# %u", pv->pv_number);
408 pe_free = pv->pe_count - pv->pe_alloc_count;
409 if (pv->pe_count && (pv->status & ALLOCATABLE_PV))
410 log_print("Allocatable yes %s",
411 (!pe_free && pv->pe_count) ? "(but full)" : "");
413 log_print("Allocatable NO");
415 /* LV count is no longer available when displaying PV
416 log_print("Cur LV %u", vg->lv_count);
419 if (cmd->si_unit_consistency)
420 log_print("PE Size %s", display_size(cmd, (uint64_t) pv->pe_size));
422 log_print("PE Size (KByte) %" PRIu32, pv->pe_size / 2);
424 log_print("Total PE %u", pv->pe_count);
425 log_print("Free PE %" PRIu32, pe_free);
426 log_print("Allocated PE %u", pv->pe_alloc_count);
427 log_print("PV UUID %s", *uuid ? uuid : "none");
433 int pvdisplay_short(const struct cmd_context *cmd __attribute((unused)),
434 const struct volume_group *vg __attribute((unused)),
435 const struct physical_volume *pv,
436 void *handle __attribute((unused)))
438 char uuid[64] __attribute((aligned(8)));
443 if (!id_write_format(&pv->id, uuid, sizeof(uuid)))
446 log_print("PV Name %s ", pv_dev_name(pv));
447 /* FIXME pv->pv_number); */
448 log_print("PV UUID %s", *uuid ? uuid : "none");
449 log_print("PV Status %sallocatable",
450 (pv->status & ALLOCATABLE_PV) ? "" : "NOT ");
451 log_print("Total PE / Free PE %u / %u",
452 pv->pe_count, pv->pe_count - pv->pe_alloc_count);
458 void lvdisplay_colons(const struct logical_volume *lv)
462 inkernel = lv_info(lv->vg->cmd, lv, &info, 1, 0) && info.exists;
464 log_print("%s%s/%s:%s:%d:%d:-1:%d:%" PRIu64 ":%d:-1:%d:%d:%d:%d",
465 lv->vg->cmd->dev_dir,
469 (lv->status & (LVM_READ | LVM_WRITE)) >> 8, inkernel ? 1 : 0,
470 /* FIXME lv->lv_number, */
471 inkernel ? info.open_count : 0, lv->size, lv->le_count,
472 /* FIXME Add num allocated to struct! lv->lv_allocated_le, */
473 (lv->alloc == ALLOC_CONTIGUOUS ? 2 : 0), lv->read_ahead,
474 inkernel ? info.major : -1, inkernel ? info.minor : -1);
478 int lvdisplay_full(struct cmd_context *cmd,
479 const struct logical_volume *lv,
480 void *handle __attribute((unused)))
483 int inkernel, snap_active = 0;
484 char uuid[64] __attribute((aligned(8)));
485 struct lv_segment *snap_seg = NULL, *mirror_seg = NULL;
486 float snap_percent; /* fused, fsize; */
487 percent_range_t percent_range;
489 if (!id_write_format(&lv->lvid.id[1], uuid, sizeof(uuid)))
492 inkernel = lv_info(cmd, lv, &info, 1, 1) && info.exists;
494 log_print("--- Logical volume ---");
496 log_print("LV Name %s%s/%s", lv->vg->cmd->dev_dir,
497 lv->vg->name, lv->name);
498 log_print("VG Name %s", lv->vg->name);
500 log_print("LV UUID %s", uuid);
502 log_print("LV Write Access %s",
503 (lv->status & LVM_WRITE) ? "read/write" : "read only");
505 if (lv_is_origin(lv)) {
506 log_print("LV snapshot status source of");
508 dm_list_iterate_items_gen(snap_seg, &lv->snapshot_segs,
511 (snap_active = lv_snapshot_percent(snap_seg->cow,
514 if (percent_range == PERCENT_INVALID)
516 log_print(" %s%s/%s [%s]",
517 lv->vg->cmd->dev_dir, lv->vg->name,
519 snap_active ? "active" : "INACTIVE");
522 } else if ((snap_seg = find_cow(lv))) {
524 (snap_active = lv_snapshot_percent(snap_seg->cow,
527 if (percent_range == PERCENT_INVALID)
530 log_print("LV snapshot status %s destination for %s%s/%s",
531 snap_active ? "active" : "INACTIVE",
532 lv->vg->cmd->dev_dir, lv->vg->name,
533 snap_seg->origin->name);
536 if (inkernel && info.suspended)
537 log_print("LV Status suspended");
539 log_print("LV Status %savailable",
540 inkernel ? "" : "NOT ");
542 /********* FIXME lv_number
543 log_print("LV # %u", lv->lv_number + 1);
547 log_print("# open %u", info.open_count);
549 log_print("LV Size %s",
551 snap_seg ? snap_seg->origin->size : lv->size));
553 log_print("Current LE %u",
554 snap_seg ? snap_seg->origin->le_count : lv->le_count);
557 log_print("COW-table size %s",
558 display_size(cmd, (uint64_t) lv->size));
559 log_print("COW-table LE %u", lv->le_count);
562 log_print("Allocated to snapshot %.2f%% ", snap_percent);
564 log_print("Snapshot chunk size %s",
565 display_size(cmd, (uint64_t) snap_seg->chunk_size));
568 if (lv->status & MIRRORED) {
569 mirror_seg = first_seg(lv);
570 log_print("Mirrored volumes %" PRIu32, mirror_seg->area_count);
571 if (lv->status & CONVERTING)
572 log_print("LV type Mirror undergoing conversion");
575 log_print("Segments %u", dm_list_size(&lv->segments));
577 /********* FIXME Stripes & stripesize for each segment
578 log_print("Stripe size %s", display_size(cmd, (uint64_t) lv->stripesize));
581 log_print("Allocation %s", get_alloc_string(lv->alloc));
582 if (lv->read_ahead == DM_READ_AHEAD_AUTO)
583 log_print("Read ahead sectors auto");
584 else if (lv->read_ahead == DM_READ_AHEAD_NONE)
585 log_print("Read ahead sectors 0");
587 log_print("Read ahead sectors %u", lv->read_ahead);
589 if (inkernel && lv->read_ahead != info.read_ahead)
590 log_print("- currently set to %u", info.read_ahead);
592 if (lv->status & FIXED_MINOR) {
594 log_print("Persistent major %d", lv->major);
595 log_print("Persistent minor %d", lv->minor);
599 log_print("Block device %d:%d", info.major,
607 void display_stripe(const struct lv_segment *seg, uint32_t s, const char *pre)
609 switch (seg_type(seg, s)) {
611 /* FIXME Re-check the conditions for 'Missing' */
612 log_print("%sPhysical volume\t%s", pre,
614 pv_dev_name(seg_pv(seg, s)) :
618 log_print("%sPhysical extents\t%d to %d", pre,
620 seg_pe(seg, s) + seg->area_len - 1);
623 log_print("%sLogical volume\t%s", pre,
625 seg_lv(seg, s)->name : "Missing");
628 log_print("%sLogical extents\t%d to %d", pre,
630 seg_le(seg, s) + seg->area_len - 1);
632 case AREA_UNASSIGNED:
633 log_print("%sUnassigned area", pre);
637 int lvdisplay_segments(const struct logical_volume *lv)
639 const struct lv_segment *seg;
641 log_print("--- Segments ---");
643 dm_list_iterate_items(seg, &lv->segments) {
644 log_print("Logical extent %u to %u:",
645 seg->le, seg->le + seg->len - 1);
647 log_print(" Type\t\t%s", seg->segtype->ops->name(seg));
649 if (seg->segtype->ops->display)
650 seg->segtype->ops->display(seg);
657 void vgdisplay_extents(const struct volume_group *vg __attribute((unused)))
662 void vgdisplay_full(const struct volume_group *vg)
666 char uuid[64] __attribute((aligned(8)));
668 active_pvs = vg->pv_count - vg_missing_pv_count(vg);
670 log_print("--- Volume group ---");
671 log_print("VG Name %s", vg->name);
672 log_print("System ID %s", vg->system_id);
673 log_print("Format %s", vg->fid->fmt->name);
674 if (vg->fid->fmt->features & FMT_MDAS) {
675 log_print("Metadata Areas %d",
676 dm_list_size(&vg->fid->metadata_areas));
677 log_print("Metadata Sequence No %d", vg->seqno);
679 access_str = vg->status & (LVM_READ | LVM_WRITE);
680 log_print("VG Access %s%s%s%s",
681 access_str == (LVM_READ | LVM_WRITE) ? "read/write" : "",
682 access_str == LVM_READ ? "read" : "",
683 access_str == LVM_WRITE ? "write" : "",
684 access_str == 0 ? "error" : "");
685 log_print("VG Status %s%sresizable",
686 vg_is_exported(vg) ? "exported/" : "",
687 vg_is_resizeable(vg) ? "" : "NOT ");
688 /* vg number not part of LVM2 design
689 log_print ("VG # %u\n", vg->vg_number);
691 if (vg_is_clustered(vg)) {
692 log_print("Clustered yes");
693 log_print("Shared %s",
694 vg->status & SHARED ? "yes" : "no");
697 log_print("MAX LV %u", vg->max_lv);
698 log_print("Cur LV %u", vg_visible_lvs(vg));
699 log_print("Open LV %u", lvs_in_vg_opened(vg));
700 /****** FIXME Max LV Size
701 log_print ( "MAX LV Size %s",
702 ( s1 = display_size ( LVM_LV_SIZE_MAX(vg))));
705 log_print("Max PV %u", vg->max_pv);
706 log_print("Cur PV %u", vg->pv_count);
707 log_print("Act PV %u", active_pvs);
709 log_print("VG Size %s",
710 display_size(vg->cmd,
711 (uint64_t) vg->extent_count * vg->extent_size));
713 log_print("PE Size %s",
714 display_size(vg->cmd, (uint64_t) vg->extent_size));
716 log_print("Total PE %u", vg->extent_count);
718 log_print("Alloc PE / Size %u / %s",
719 vg->extent_count - vg->free_count,
720 display_size(vg->cmd,
721 ((uint64_t) vg->extent_count - vg->free_count) *
724 log_print("Free PE / Size %u / %s", vg->free_count,
725 display_size(vg->cmd, vg_free(vg)));
727 if (!id_write_format(&vg->id, uuid, sizeof(uuid))) {
732 log_print("VG UUID %s", uuid);
738 void vgdisplay_colons(const struct volume_group *vg)
741 const char *access_str;
742 char uuid[64] __attribute((aligned(8)));
744 active_pvs = vg->pv_count - vg_missing_pv_count(vg);
746 switch (vg->status & (LVM_READ | LVM_WRITE)) {
747 case LVM_READ | LVM_WRITE:
760 if (!id_write_format(&vg->id, uuid, sizeof(uuid))) {
765 log_print("%s:%s:%d:-1:%u:%u:%u:-1:%u:%u:%u:%" PRIu64 ":%" PRIu32
770 /* internal volume group number; obsolete */
773 lvs_in_vg_opened(vg),
774 /* FIXME: maximum logical volume size */
778 (uint64_t) vg->extent_count * (vg->extent_size / 2),
781 vg->extent_count - vg->free_count,
783 uuid[0] ? uuid : "none");
787 void vgdisplay_short(const struct volume_group *vg)
789 log_print("\"%s\" %-9s [%-9s used / %s free]", vg->name,
790 /********* FIXME if "open" print "/used" else print "/idle"??? ******/
791 display_size(vg->cmd,
792 (uint64_t) vg->extent_count * vg->extent_size),
793 display_size(vg->cmd,
794 ((uint64_t) vg->extent_count -
795 vg->free_count) * vg->extent_size),
796 display_size(vg->cmd, vg_free(vg)));
800 void display_formats(const struct cmd_context *cmd)
802 const struct format_type *fmt;
804 dm_list_iterate_items(fmt, &cmd->formats) {
805 log_print("%s", fmt->name);
809 void display_segtypes(const struct cmd_context *cmd)
811 const struct segment_type *segtype;
813 dm_list_iterate_items(segtype, &cmd->segtypes) {
814 log_print("%s", segtype->name);
818 char yes_no_prompt(const char *prompt, ...)
825 if (c == '\n' || !c) {
826 va_start(ap, prompt);
832 if ((c = getchar()) == EOF) {
838 if ((c == 'y') || (c == 'n'))
840 } while (!ret || c != '\n');