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Commit | Line | Data |
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f364ec65 WX |
1 | /* |
2 | * Block layer qmp and info dump related functions | |
3 | * | |
4 | * Copyright (c) 2003-2008 Fabrice Bellard | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
24 | ||
80c71a24 | 25 | #include "qemu/osdep.h" |
31e40415 | 26 | #include "qemu/cutils.h" |
f364ec65 WX |
27 | #include "block/qapi.h" |
28 | #include "block/block_int.h" | |
e2c1c34f | 29 | #include "block/dirty-bitmap.h" |
76f4afb4 | 30 | #include "block/throttle-groups.h" |
e2462113 | 31 | #include "block/write-threshold.h" |
e688df6b | 32 | #include "qapi/error.h" |
9af23989 | 33 | #include "qapi/qapi-commands-block-core.h" |
b3db211f | 34 | #include "qapi/qobject-output-visitor.h" |
9af23989 | 35 | #include "qapi/qapi-visit-block-core.h" |
6b673957 | 36 | #include "qapi/qmp/qbool.h" |
452fcdbc | 37 | #include "qapi/qmp/qdict.h" |
47e6b297 | 38 | #include "qapi/qmp/qlist.h" |
15280c36 | 39 | #include "qapi/qmp/qnum.h" |
6b673957 | 40 | #include "qapi/qmp/qstring.h" |
e1ce7d74 | 41 | #include "qemu/qemu-print.h" |
d829a211 | 42 | #include "sysemu/block-backend.h" |
f364ec65 | 43 | |
c83f9fba | 44 | BlockDeviceInfo *bdrv_block_device_info(BlockBackend *blk, |
facda544 PK |
45 | BlockDriverState *bs, |
46 | bool flat, | |
47 | Error **errp) | |
c13163fb | 48 | { |
d5a8ee60 | 49 | ImageInfo **p_image_info; |
5d881359 | 50 | ImageInfo *backing_info; |
c3b29ae6 | 51 | BlockDriverState *backing; |
d470ad42 | 52 | BlockDeviceInfo *info; |
5d881359 | 53 | ERRP_GUARD(); |
c13163fb | 54 | |
d470ad42 HR |
55 | if (!bs->drv) { |
56 | error_setg(errp, "Block device %s is ejected", bs->node_name); | |
57 | return NULL; | |
58 | } | |
59 | ||
f30c66ba HR |
60 | bdrv_refresh_filename(bs); |
61 | ||
d470ad42 | 62 | info = g_malloc0(sizeof(*info)); |
c13163fb | 63 | info->file = g_strdup(bs->filename); |
307261b2 | 64 | info->ro = bdrv_is_read_only(bs); |
c13163fb BC |
65 | info->drv = g_strdup(bs->drv->format_name); |
66 | info->encrypted = bs->encrypted; | |
c13163fb | 67 | |
9e193c5a KW |
68 | info->cache = g_new(BlockdevCacheInfo, 1); |
69 | *info->cache = (BlockdevCacheInfo) { | |
c83f9fba | 70 | .writeback = blk ? blk_enable_write_cache(blk) : true, |
9e193c5a KW |
71 | .direct = !!(bs->open_flags & BDRV_O_NOCACHE), |
72 | .no_flush = !!(bs->open_flags & BDRV_O_NO_FLUSH), | |
73 | }; | |
74 | ||
c13163fb | 75 | if (bs->node_name[0]) { |
c13163fb BC |
76 | info->node_name = g_strdup(bs->node_name); |
77 | } | |
78 | ||
0b877d09 HR |
79 | backing = bdrv_cow_bs(bs); |
80 | if (backing) { | |
0b877d09 | 81 | info->backing_file = g_strdup(backing->filename); |
c13163fb BC |
82 | } |
83 | ||
590a63d5 VSO |
84 | if (!QLIST_EMPTY(&bs->dirty_bitmaps)) { |
85 | info->has_dirty_bitmaps = true; | |
86 | info->dirty_bitmaps = bdrv_query_dirty_bitmaps(bs); | |
87 | } | |
88 | ||
465bee1d | 89 | info->detect_zeroes = bs->detect_zeroes; |
c13163fb | 90 | |
022cdc9f | 91 | if (blk && blk_get_public(blk)->throttle_group_member.throttle_state) { |
c13163fb | 92 | ThrottleConfig cfg; |
022cdc9f | 93 | BlockBackendPublic *blkp = blk_get_public(blk); |
76f4afb4 | 94 | |
022cdc9f | 95 | throttle_group_get_config(&blkp->throttle_group_member, &cfg); |
76f4afb4 | 96 | |
c13163fb BC |
97 | info->bps = cfg.buckets[THROTTLE_BPS_TOTAL].avg; |
98 | info->bps_rd = cfg.buckets[THROTTLE_BPS_READ].avg; | |
99 | info->bps_wr = cfg.buckets[THROTTLE_BPS_WRITE].avg; | |
100 | ||
101 | info->iops = cfg.buckets[THROTTLE_OPS_TOTAL].avg; | |
102 | info->iops_rd = cfg.buckets[THROTTLE_OPS_READ].avg; | |
103 | info->iops_wr = cfg.buckets[THROTTLE_OPS_WRITE].avg; | |
104 | ||
105 | info->has_bps_max = cfg.buckets[THROTTLE_BPS_TOTAL].max; | |
106 | info->bps_max = cfg.buckets[THROTTLE_BPS_TOTAL].max; | |
107 | info->has_bps_rd_max = cfg.buckets[THROTTLE_BPS_READ].max; | |
108 | info->bps_rd_max = cfg.buckets[THROTTLE_BPS_READ].max; | |
109 | info->has_bps_wr_max = cfg.buckets[THROTTLE_BPS_WRITE].max; | |
110 | info->bps_wr_max = cfg.buckets[THROTTLE_BPS_WRITE].max; | |
111 | ||
112 | info->has_iops_max = cfg.buckets[THROTTLE_OPS_TOTAL].max; | |
113 | info->iops_max = cfg.buckets[THROTTLE_OPS_TOTAL].max; | |
114 | info->has_iops_rd_max = cfg.buckets[THROTTLE_OPS_READ].max; | |
115 | info->iops_rd_max = cfg.buckets[THROTTLE_OPS_READ].max; | |
116 | info->has_iops_wr_max = cfg.buckets[THROTTLE_OPS_WRITE].max; | |
117 | info->iops_wr_max = cfg.buckets[THROTTLE_OPS_WRITE].max; | |
118 | ||
398befdf AG |
119 | info->has_bps_max_length = info->has_bps_max; |
120 | info->bps_max_length = | |
121 | cfg.buckets[THROTTLE_BPS_TOTAL].burst_length; | |
122 | info->has_bps_rd_max_length = info->has_bps_rd_max; | |
123 | info->bps_rd_max_length = | |
124 | cfg.buckets[THROTTLE_BPS_READ].burst_length; | |
125 | info->has_bps_wr_max_length = info->has_bps_wr_max; | |
126 | info->bps_wr_max_length = | |
127 | cfg.buckets[THROTTLE_BPS_WRITE].burst_length; | |
128 | ||
129 | info->has_iops_max_length = info->has_iops_max; | |
130 | info->iops_max_length = | |
131 | cfg.buckets[THROTTLE_OPS_TOTAL].burst_length; | |
132 | info->has_iops_rd_max_length = info->has_iops_rd_max; | |
133 | info->iops_rd_max_length = | |
134 | cfg.buckets[THROTTLE_OPS_READ].burst_length; | |
135 | info->has_iops_wr_max_length = info->has_iops_wr_max; | |
136 | info->iops_wr_max_length = | |
137 | cfg.buckets[THROTTLE_OPS_WRITE].burst_length; | |
138 | ||
c13163fb BC |
139 | info->has_iops_size = cfg.op_size; |
140 | info->iops_size = cfg.op_size; | |
b8fe1694 | 141 | |
022cdc9f MP |
142 | info->group = |
143 | g_strdup(throttle_group_get_name(&blkp->throttle_group_member)); | |
c13163fb BC |
144 | } |
145 | ||
e2462113 FR |
146 | info->write_threshold = bdrv_write_threshold_get(bs); |
147 | ||
d5a8ee60 | 148 | p_image_info = &info->image; |
d3c8c674 | 149 | info->backing_file_depth = 0; |
facda544 | 150 | |
5d881359 HR |
151 | /* |
152 | * Skip automatically inserted nodes that the user isn't aware of for | |
153 | * query-block (blk != NULL), but not for query-named-block-nodes | |
154 | */ | |
c3b29ae6 | 155 | bdrv_query_image_info(bs, p_image_info, flat, blk != NULL, errp); |
5d881359 HR |
156 | if (*errp) { |
157 | qapi_free_BlockDeviceInfo(info); | |
158 | return NULL; | |
159 | } | |
d3c8c674 | 160 | |
5d881359 HR |
161 | backing_info = info->image->backing_image; |
162 | while (backing_info) { | |
163 | info->backing_file_depth++; | |
164 | backing_info = backing_info->backing_image; | |
d5a8ee60 AG |
165 | } |
166 | ||
c13163fb BC |
167 | return info; |
168 | } | |
169 | ||
fb0ed453 WX |
170 | /* |
171 | * Returns 0 on success, with *p_list either set to describe snapshot | |
172 | * information, or NULL because there are no snapshots. Returns -errno on | |
173 | * error, with *p_list untouched. | |
174 | */ | |
175 | int bdrv_query_snapshot_info_list(BlockDriverState *bs, | |
176 | SnapshotInfoList **p_list, | |
177 | Error **errp) | |
f364ec65 WX |
178 | { |
179 | int i, sn_count; | |
180 | QEMUSnapshotInfo *sn_tab = NULL; | |
95b3a8c8 | 181 | SnapshotInfoList *head = NULL, **tail = &head; |
fb0ed453 WX |
182 | SnapshotInfo *info; |
183 | ||
f364ec65 | 184 | sn_count = bdrv_snapshot_list(bs, &sn_tab); |
fb0ed453 WX |
185 | if (sn_count < 0) { |
186 | const char *dev = bdrv_get_device_name(bs); | |
187 | switch (sn_count) { | |
188 | case -ENOMEDIUM: | |
189 | error_setg(errp, "Device '%s' is not inserted", dev); | |
190 | break; | |
191 | case -ENOTSUP: | |
192 | error_setg(errp, | |
193 | "Device '%s' does not support internal snapshots", | |
194 | dev); | |
195 | break; | |
196 | default: | |
197 | error_setg_errno(errp, -sn_count, | |
198 | "Can't list snapshots of device '%s'", dev); | |
199 | break; | |
200 | } | |
201 | return sn_count; | |
202 | } | |
f364ec65 WX |
203 | |
204 | for (i = 0; i < sn_count; i++) { | |
fb0ed453 WX |
205 | info = g_new0(SnapshotInfo, 1); |
206 | info->id = g_strdup(sn_tab[i].id_str); | |
207 | info->name = g_strdup(sn_tab[i].name); | |
208 | info->vm_state_size = sn_tab[i].vm_state_size; | |
209 | info->date_sec = sn_tab[i].date_sec; | |
210 | info->date_nsec = sn_tab[i].date_nsec; | |
211 | info->vm_clock_sec = sn_tab[i].vm_clock_nsec / 1000000000; | |
212 | info->vm_clock_nsec = sn_tab[i].vm_clock_nsec % 1000000000; | |
b39847a5 PD |
213 | info->icount = sn_tab[i].icount; |
214 | info->has_icount = sn_tab[i].icount != -1ULL; | |
f364ec65 | 215 | |
95b3a8c8 | 216 | QAPI_LIST_APPEND(tail, info); |
f364ec65 WX |
217 | } |
218 | ||
219 | g_free(sn_tab); | |
fb0ed453 WX |
220 | *p_list = head; |
221 | return 0; | |
f364ec65 WX |
222 | } |
223 | ||
43526ec8 | 224 | /** |
a2085f89 HR |
225 | * Helper function for other query info functions. Store information about @bs |
226 | * in @info, setting @errp on error. | |
43526ec8 | 227 | */ |
b7cfc7d5 KW |
228 | static void GRAPH_RDLOCK |
229 | bdrv_do_query_node_info(BlockDriverState *bs, BlockNodeInfo *info, Error **errp) | |
f364ec65 | 230 | { |
52bf1e72 | 231 | int64_t size; |
43526ec8 | 232 | const char *backing_filename; |
f364ec65 | 233 | BlockDriverInfo bdi; |
43526ec8 WX |
234 | int ret; |
235 | Error *err = NULL; | |
f364ec65 | 236 | |
52bf1e72 MA |
237 | size = bdrv_getlength(bs); |
238 | if (size < 0) { | |
9adceb02 FZ |
239 | error_setg_errno(errp, -size, "Can't get image size '%s'", |
240 | bs->exact_filename); | |
b49f4755 | 241 | return; |
52bf1e72 | 242 | } |
f364ec65 | 243 | |
f30c66ba HR |
244 | bdrv_refresh_filename(bs); |
245 | ||
43526ec8 | 246 | info->filename = g_strdup(bs->filename); |
f364ec65 | 247 | info->format = g_strdup(bdrv_get_format_name(bs)); |
52bf1e72 | 248 | info->virtual_size = size; |
f364ec65 WX |
249 | info->actual_size = bdrv_get_allocated_file_size(bs); |
250 | info->has_actual_size = info->actual_size >= 0; | |
8b8277cd | 251 | if (bs->encrypted) { |
f364ec65 WX |
252 | info->encrypted = true; |
253 | info->has_encrypted = true; | |
254 | } | |
255 | if (bdrv_get_info(bs, &bdi) >= 0) { | |
256 | if (bdi.cluster_size != 0) { | |
257 | info->cluster_size = bdi.cluster_size; | |
258 | info->has_cluster_size = true; | |
259 | } | |
260 | info->dirty_flag = bdi.is_dirty; | |
261 | info->has_dirty_flag = true; | |
262 | } | |
1bf6e9ca AS |
263 | info->format_specific = bdrv_get_specific_info(bs, &err); |
264 | if (err) { | |
265 | error_propagate(errp, err); | |
b49f4755 | 266 | return; |
1bf6e9ca | 267 | } |
43526ec8 | 268 | backing_filename = bs->backing_file; |
f364ec65 | 269 | if (backing_filename[0] != '\0') { |
6b6833c1 | 270 | char *backing_filename2; |
0b877d09 | 271 | |
f364ec65 | 272 | info->backing_filename = g_strdup(backing_filename); |
6b6833c1 | 273 | backing_filename2 = bdrv_get_full_backing_filename(bs, NULL); |
f364ec65 | 274 | |
12dcb1c0 JS |
275 | /* Always report the full_backing_filename if present, even if it's the |
276 | * same as backing_filename. That they are same is useful info. */ | |
277 | if (backing_filename2) { | |
278 | info->full_backing_filename = g_strdup(backing_filename2); | |
f364ec65 WX |
279 | } |
280 | ||
281 | if (bs->backing_format[0]) { | |
282 | info->backing_filename_format = g_strdup(bs->backing_format); | |
f364ec65 | 283 | } |
564d64bd | 284 | g_free(backing_filename2); |
f364ec65 | 285 | } |
43526ec8 WX |
286 | |
287 | ret = bdrv_query_snapshot_info_list(bs, &info->snapshots, &err); | |
288 | switch (ret) { | |
289 | case 0: | |
290 | if (info->snapshots) { | |
291 | info->has_snapshots = true; | |
292 | } | |
293 | break; | |
294 | /* recoverable error */ | |
295 | case -ENOMEDIUM: | |
296 | case -ENOTSUP: | |
297 | error_free(err); | |
298 | break; | |
299 | default: | |
300 | error_propagate(errp, err); | |
b49f4755 | 301 | return; |
43526ec8 | 302 | } |
f364ec65 WX |
303 | } |
304 | ||
a2085f89 HR |
305 | /** |
306 | * bdrv_query_image_info: | |
307 | * @bs: block node to examine | |
308 | * @p_info: location to store image information | |
5d881359 HR |
309 | * @flat: skip backing node information |
310 | * @skip_implicit_filters: skip implicit filters in the backing chain | |
a2085f89 HR |
311 | * @errp: location to store error information |
312 | * | |
5d881359 HR |
313 | * Store image information in @p_info, potentially recursively covering the |
314 | * backing chain. | |
315 | * | |
316 | * If @flat is true, do not query backing image information, i.e. | |
317 | * (*p_info)->has_backing_image will be set to false and | |
318 | * (*p_info)->backing_image to NULL even when the image does in fact have a | |
319 | * backing image. | |
a2085f89 | 320 | * |
5d881359 HR |
321 | * If @skip_implicit_filters is true, implicit filter nodes in the backing chain |
322 | * will be skipped when querying backing image information. | |
323 | * (@skip_implicit_filters is ignored when @flat is true.) | |
a2085f89 HR |
324 | * |
325 | * @p_info will be set only on success. On error, store error in @errp. | |
326 | */ | |
327 | void bdrv_query_image_info(BlockDriverState *bs, | |
328 | ImageInfo **p_info, | |
5d881359 HR |
329 | bool flat, |
330 | bool skip_implicit_filters, | |
a2085f89 HR |
331 | Error **errp) |
332 | { | |
333 | ImageInfo *info; | |
334 | ERRP_GUARD(); | |
335 | ||
336 | info = g_new0(ImageInfo, 1); | |
337 | bdrv_do_query_node_info(bs, qapi_ImageInfo_base(info), errp); | |
338 | if (*errp) { | |
5d881359 HR |
339 | goto fail; |
340 | } | |
341 | ||
342 | if (!flat) { | |
343 | BlockDriverState *backing; | |
344 | ||
345 | /* | |
346 | * Use any filtered child here (for backwards compatibility to when | |
347 | * we always took bs->backing, which might be any filtered child). | |
348 | */ | |
349 | backing = bdrv_filter_or_cow_bs(bs); | |
350 | if (skip_implicit_filters) { | |
351 | backing = bdrv_skip_implicit_filters(backing); | |
352 | } | |
353 | ||
354 | if (backing) { | |
355 | bdrv_query_image_info(backing, &info->backing_image, false, | |
356 | skip_implicit_filters, errp); | |
357 | if (*errp) { | |
358 | goto fail; | |
359 | } | |
360 | } | |
a2085f89 HR |
361 | } |
362 | ||
363 | *p_info = info; | |
5d881359 HR |
364 | return; |
365 | ||
366 | fail: | |
367 | assert(*errp); | |
368 | qapi_free_ImageInfo(info); | |
a2085f89 HR |
369 | } |
370 | ||
6cab3399 HR |
371 | /** |
372 | * bdrv_query_block_graph_info: | |
373 | * @bs: root node to start from | |
374 | * @p_info: location to store image information | |
375 | * @errp: location to store error information | |
376 | * | |
377 | * Store image information about the graph starting from @bs in @p_info. | |
378 | * | |
379 | * @p_info will be set only on success. On error, store error in @errp. | |
380 | */ | |
381 | void bdrv_query_block_graph_info(BlockDriverState *bs, | |
382 | BlockGraphInfo **p_info, | |
383 | Error **errp) | |
384 | { | |
385 | BlockGraphInfo *info; | |
386 | BlockChildInfoList **children_list_tail; | |
387 | BdrvChild *c; | |
388 | ERRP_GUARD(); | |
389 | ||
390 | info = g_new0(BlockGraphInfo, 1); | |
391 | bdrv_do_query_node_info(bs, qapi_BlockGraphInfo_base(info), errp); | |
392 | if (*errp) { | |
393 | goto fail; | |
394 | } | |
395 | ||
396 | children_list_tail = &info->children; | |
397 | ||
398 | QLIST_FOREACH(c, &bs->children, next) { | |
399 | BlockChildInfo *c_info; | |
400 | ||
401 | c_info = g_new0(BlockChildInfo, 1); | |
402 | QAPI_LIST_APPEND(children_list_tail, c_info); | |
403 | ||
404 | c_info->name = g_strdup(c->name); | |
405 | bdrv_query_block_graph_info(c->bs, &c_info->info, errp); | |
406 | if (*errp) { | |
407 | goto fail; | |
408 | } | |
409 | } | |
410 | ||
411 | *p_info = info; | |
412 | return; | |
413 | ||
414 | fail: | |
415 | assert(*errp != NULL); | |
416 | qapi_free_BlockGraphInfo(info); | |
417 | } | |
418 | ||
553a7e87 | 419 | /* @p_info will be set only on success. */ |
b7cfc7d5 KW |
420 | static void GRAPH_RDLOCK |
421 | bdrv_query_info(BlockBackend *blk, BlockInfo **p_info, Error **errp) | |
f364ec65 WX |
422 | { |
423 | BlockInfo *info = g_malloc0(sizeof(*info)); | |
d829a211 | 424 | BlockDriverState *bs = blk_bs(blk); |
46eade7b KW |
425 | char *qdev; |
426 | ||
d3c8c674 | 427 | /* Skip automatically inserted nodes that the user isn't aware of */ |
0a7585db | 428 | bs = bdrv_skip_implicit_filters(bs); |
d3c8c674 | 429 | |
d829a211 | 430 | info->device = g_strdup(blk_name(blk)); |
f364ec65 | 431 | info->type = g_strdup("unknown"); |
a7f53e26 MA |
432 | info->locked = blk_dev_is_medium_locked(blk); |
433 | info->removable = blk_dev_has_removable_media(blk); | |
f364ec65 | 434 | |
46eade7b KW |
435 | qdev = blk_get_attached_dev_id(blk); |
436 | if (qdev && *qdev) { | |
46eade7b KW |
437 | info->qdev = qdev; |
438 | } else { | |
439 | g_free(qdev); | |
440 | } | |
441 | ||
327032ce | 442 | if (blk_dev_has_tray(blk)) { |
f364ec65 | 443 | info->has_tray_open = true; |
a7f53e26 | 444 | info->tray_open = blk_dev_is_tray_open(blk); |
f364ec65 WX |
445 | } |
446 | ||
373340b2 | 447 | if (blk_iostatus_is_enabled(blk)) { |
f364ec65 | 448 | info->has_io_status = true; |
373340b2 | 449 | info->io_status = blk_iostatus(blk); |
f364ec65 WX |
450 | } |
451 | ||
5433c24f | 452 | if (bs && bs->drv) { |
facda544 | 453 | info->inserted = bdrv_block_device_info(blk, bs, false, errp); |
d5a8ee60 AG |
454 | if (info->inserted == NULL) { |
455 | goto err; | |
553a7e87 | 456 | } |
f364ec65 | 457 | } |
553a7e87 WX |
458 | |
459 | *p_info = info; | |
460 | return; | |
461 | ||
462 | err: | |
463 | qapi_free_BlockInfo(info); | |
f364ec65 WX |
464 | } |
465 | ||
7e5c776d VSO |
466 | static uint64List *uint64_list(uint64_t *list, int size) |
467 | { | |
468 | int i; | |
469 | uint64List *out_list = NULL; | |
c3033fd3 | 470 | uint64List **tail = &out_list; |
7e5c776d VSO |
471 | |
472 | for (i = 0; i < size; i++) { | |
c3033fd3 | 473 | QAPI_LIST_APPEND(tail, list[i]); |
7e5c776d VSO |
474 | } |
475 | ||
7e5c776d VSO |
476 | return out_list; |
477 | } | |
478 | ||
54fde4ff MA |
479 | static BlockLatencyHistogramInfo * |
480 | bdrv_latency_histogram_stats(BlockLatencyHistogram *hist) | |
7e5c776d | 481 | { |
54fde4ff | 482 | BlockLatencyHistogramInfo *info; |
7e5c776d | 483 | |
54fde4ff MA |
484 | if (!hist->bins) { |
485 | return NULL; | |
7e5c776d | 486 | } |
54fde4ff MA |
487 | |
488 | info = g_new0(BlockLatencyHistogramInfo, 1); | |
489 | info->boundaries = uint64_list(hist->boundaries, hist->nbins - 1); | |
490 | info->bins = uint64_list(hist->bins, hist->nbins); | |
491 | return info; | |
7e5c776d VSO |
492 | } |
493 | ||
54302156 | 494 | static void bdrv_query_blk_stats(BlockDeviceStats *ds, BlockBackend *blk) |
2b77e60a KW |
495 | { |
496 | BlockAcctStats *stats = blk_get_stats(blk); | |
497 | BlockAcctTimedStats *ts = NULL; | |
54fde4ff | 498 | BlockLatencyHistogram *hgram; |
2b77e60a | 499 | |
54302156 HR |
500 | ds->rd_bytes = stats->nr_bytes[BLOCK_ACCT_READ]; |
501 | ds->wr_bytes = stats->nr_bytes[BLOCK_ACCT_WRITE]; | |
52eb76f4 | 502 | ds->zone_append_bytes = stats->nr_bytes[BLOCK_ACCT_ZONE_APPEND]; |
159f85dd | 503 | ds->unmap_bytes = stats->nr_bytes[BLOCK_ACCT_UNMAP]; |
54302156 HR |
504 | ds->rd_operations = stats->nr_ops[BLOCK_ACCT_READ]; |
505 | ds->wr_operations = stats->nr_ops[BLOCK_ACCT_WRITE]; | |
52eb76f4 | 506 | ds->zone_append_operations = stats->nr_ops[BLOCK_ACCT_ZONE_APPEND]; |
159f85dd | 507 | ds->unmap_operations = stats->nr_ops[BLOCK_ACCT_UNMAP]; |
2b77e60a | 508 | |
54302156 HR |
509 | ds->failed_rd_operations = stats->failed_ops[BLOCK_ACCT_READ]; |
510 | ds->failed_wr_operations = stats->failed_ops[BLOCK_ACCT_WRITE]; | |
52eb76f4 SL |
511 | ds->failed_zone_append_operations = |
512 | stats->failed_ops[BLOCK_ACCT_ZONE_APPEND]; | |
54302156 | 513 | ds->failed_flush_operations = stats->failed_ops[BLOCK_ACCT_FLUSH]; |
159f85dd | 514 | ds->failed_unmap_operations = stats->failed_ops[BLOCK_ACCT_UNMAP]; |
2b77e60a | 515 | |
54302156 HR |
516 | ds->invalid_rd_operations = stats->invalid_ops[BLOCK_ACCT_READ]; |
517 | ds->invalid_wr_operations = stats->invalid_ops[BLOCK_ACCT_WRITE]; | |
52eb76f4 SL |
518 | ds->invalid_zone_append_operations = |
519 | stats->invalid_ops[BLOCK_ACCT_ZONE_APPEND]; | |
54302156 | 520 | ds->invalid_flush_operations = |
2b77e60a | 521 | stats->invalid_ops[BLOCK_ACCT_FLUSH]; |
159f85dd | 522 | ds->invalid_unmap_operations = stats->invalid_ops[BLOCK_ACCT_UNMAP]; |
2b77e60a | 523 | |
54302156 HR |
524 | ds->rd_merged = stats->merged[BLOCK_ACCT_READ]; |
525 | ds->wr_merged = stats->merged[BLOCK_ACCT_WRITE]; | |
52eb76f4 | 526 | ds->zone_append_merged = stats->merged[BLOCK_ACCT_ZONE_APPEND]; |
159f85dd | 527 | ds->unmap_merged = stats->merged[BLOCK_ACCT_UNMAP]; |
54302156 HR |
528 | ds->flush_operations = stats->nr_ops[BLOCK_ACCT_FLUSH]; |
529 | ds->wr_total_time_ns = stats->total_time_ns[BLOCK_ACCT_WRITE]; | |
52eb76f4 SL |
530 | ds->zone_append_total_time_ns = |
531 | stats->total_time_ns[BLOCK_ACCT_ZONE_APPEND]; | |
54302156 HR |
532 | ds->rd_total_time_ns = stats->total_time_ns[BLOCK_ACCT_READ]; |
533 | ds->flush_total_time_ns = stats->total_time_ns[BLOCK_ACCT_FLUSH]; | |
159f85dd | 534 | ds->unmap_total_time_ns = stats->total_time_ns[BLOCK_ACCT_UNMAP]; |
2b77e60a | 535 | |
54302156 HR |
536 | ds->has_idle_time_ns = stats->last_access_time_ns > 0; |
537 | if (ds->has_idle_time_ns) { | |
538 | ds->idle_time_ns = block_acct_idle_time_ns(stats); | |
2b77e60a KW |
539 | } |
540 | ||
54302156 HR |
541 | ds->account_invalid = stats->account_invalid; |
542 | ds->account_failed = stats->account_failed; | |
2b77e60a KW |
543 | |
544 | while ((ts = block_acct_interval_next(stats, ts))) { | |
2b77e60a | 545 | BlockDeviceTimedStats *dev_stats = g_malloc0(sizeof(*dev_stats)); |
2b77e60a KW |
546 | |
547 | TimedAverage *rd = &ts->latency[BLOCK_ACCT_READ]; | |
548 | TimedAverage *wr = &ts->latency[BLOCK_ACCT_WRITE]; | |
52eb76f4 | 549 | TimedAverage *zap = &ts->latency[BLOCK_ACCT_ZONE_APPEND]; |
2b77e60a KW |
550 | TimedAverage *fl = &ts->latency[BLOCK_ACCT_FLUSH]; |
551 | ||
552 | dev_stats->interval_length = ts->interval_length; | |
553 | ||
554 | dev_stats->min_rd_latency_ns = timed_average_min(rd); | |
555 | dev_stats->max_rd_latency_ns = timed_average_max(rd); | |
556 | dev_stats->avg_rd_latency_ns = timed_average_avg(rd); | |
557 | ||
558 | dev_stats->min_wr_latency_ns = timed_average_min(wr); | |
559 | dev_stats->max_wr_latency_ns = timed_average_max(wr); | |
560 | dev_stats->avg_wr_latency_ns = timed_average_avg(wr); | |
561 | ||
52eb76f4 SL |
562 | dev_stats->min_zone_append_latency_ns = timed_average_min(zap); |
563 | dev_stats->max_zone_append_latency_ns = timed_average_max(zap); | |
564 | dev_stats->avg_zone_append_latency_ns = timed_average_avg(zap); | |
565 | ||
2b77e60a KW |
566 | dev_stats->min_flush_latency_ns = timed_average_min(fl); |
567 | dev_stats->max_flush_latency_ns = timed_average_max(fl); | |
568 | dev_stats->avg_flush_latency_ns = timed_average_avg(fl); | |
569 | ||
570 | dev_stats->avg_rd_queue_depth = | |
571 | block_acct_queue_depth(ts, BLOCK_ACCT_READ); | |
572 | dev_stats->avg_wr_queue_depth = | |
573 | block_acct_queue_depth(ts, BLOCK_ACCT_WRITE); | |
52eb76f4 SL |
574 | dev_stats->avg_zone_append_queue_depth = |
575 | block_acct_queue_depth(ts, BLOCK_ACCT_ZONE_APPEND); | |
54aa3de7 EB |
576 | |
577 | QAPI_LIST_PREPEND(ds->timed_stats, dev_stats); | |
2b77e60a | 578 | } |
7e5c776d | 579 | |
54fde4ff MA |
580 | hgram = stats->latency_histogram; |
581 | ds->rd_latency_histogram | |
582 | = bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_READ]); | |
583 | ds->wr_latency_histogram | |
584 | = bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_WRITE]); | |
52eb76f4 SL |
585 | ds->zone_append_latency_histogram |
586 | = bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_ZONE_APPEND]); | |
54fde4ff MA |
587 | ds->flush_latency_histogram |
588 | = bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_FLUSH]); | |
2b77e60a KW |
589 | } |
590 | ||
6ec75a6a KW |
591 | static BlockStats * GRAPH_RDLOCK |
592 | bdrv_query_bds_stats(BlockDriverState *bs, bool blk_level) | |
f364ec65 | 593 | { |
3f26191c | 594 | BdrvChild *parent_child; |
0a7585db | 595 | BlockDriverState *filter_or_cow_bs; |
20a6d768 DL |
596 | BlockStats *s = NULL; |
597 | ||
598 | s = g_malloc0(sizeof(*s)); | |
599 | s->stats = g_malloc0(sizeof(*s->stats)); | |
600 | ||
601 | if (!bs) { | |
602 | return s; | |
603 | } | |
604 | ||
d3c8c674 KW |
605 | /* Skip automatically inserted nodes that the user isn't aware of in |
606 | * a BlockBackend-level command. Stay at the exact node for a node-level | |
607 | * command. */ | |
0a7585db HR |
608 | if (blk_level) { |
609 | bs = bdrv_skip_implicit_filters(bs); | |
d3c8c674 KW |
610 | } |
611 | ||
4875a779 | 612 | if (bdrv_get_node_name(bs)[0]) { |
4875a779 FZ |
613 | s->node_name = g_strdup(bdrv_get_node_name(bs)); |
614 | } | |
615 | ||
f7946da2 | 616 | s->stats->wr_highest_offset = stat64_get(&bs->wr_highest_offset); |
53d8f9d8 | 617 | |
d9245599 | 618 | s->driver_specific = bdrv_get_specific_stats(bs); |
d9245599 | 619 | |
3f26191c HR |
620 | parent_child = bdrv_primary_child(bs); |
621 | if (!parent_child || | |
622 | !(parent_child->role & (BDRV_CHILD_DATA | BDRV_CHILD_FILTERED))) | |
623 | { | |
624 | BdrvChild *c; | |
625 | ||
626 | /* | |
627 | * Look for a unique data-storing child. We do not need to look for | |
628 | * filtered children, as there would be only one and it would have been | |
629 | * the primary child. | |
630 | */ | |
631 | parent_child = NULL; | |
632 | QLIST_FOREACH(c, &bs->children, next) { | |
633 | if (c->role & BDRV_CHILD_DATA) { | |
634 | if (parent_child) { | |
635 | /* | |
636 | * There are multiple data-storing children and we cannot | |
637 | * choose between them. | |
638 | */ | |
639 | parent_child = NULL; | |
640 | break; | |
641 | } | |
642 | parent_child = c; | |
643 | } | |
644 | } | |
645 | } | |
646 | if (parent_child) { | |
3f26191c | 647 | s->parent = bdrv_query_bds_stats(parent_child->bs, blk_level); |
f364ec65 WX |
648 | } |
649 | ||
0a7585db HR |
650 | filter_or_cow_bs = bdrv_filter_or_cow_bs(bs); |
651 | if (blk_level && filter_or_cow_bs) { | |
652 | /* | |
653 | * Put any filtered or COW child here (for backwards | |
654 | * compatibility to when we put bs0->backing here, which might | |
655 | * be either) | |
656 | */ | |
0a7585db | 657 | s->backing = bdrv_query_bds_stats(filter_or_cow_bs, blk_level); |
c8059b97 FZ |
658 | } |
659 | ||
20a6d768 | 660 | return s; |
b07363a1 KW |
661 | } |
662 | ||
f364ec65 WX |
663 | BlockInfoList *qmp_query_block(Error **errp) |
664 | { | |
665 | BlockInfoList *head = NULL, **p_next = &head; | |
d829a211 | 666 | BlockBackend *blk; |
553a7e87 | 667 | Error *local_err = NULL; |
f364ec65 | 668 | |
b7cfc7d5 KW |
669 | GRAPH_RDLOCK_GUARD_MAINLOOP(); |
670 | ||
d5b68844 KW |
671 | for (blk = blk_all_next(NULL); blk; blk = blk_all_next(blk)) { |
672 | BlockInfoList *info; | |
673 | ||
ec18b0a9 | 674 | if (!*blk_name(blk) && !blk_get_attached_dev(blk)) { |
d5b68844 KW |
675 | continue; |
676 | } | |
677 | ||
678 | info = g_malloc0(sizeof(*info)); | |
d829a211 | 679 | bdrv_query_info(blk, &info->value, &local_err); |
84d18f06 | 680 | if (local_err) { |
553a7e87 | 681 | error_propagate(errp, local_err); |
903c341d MA |
682 | g_free(info); |
683 | qapi_free_BlockInfoList(head); | |
684 | return NULL; | |
553a7e87 | 685 | } |
f364ec65 WX |
686 | |
687 | *p_next = info; | |
688 | p_next = &info->next; | |
689 | } | |
690 | ||
691 | return head; | |
692 | } | |
693 | ||
f71eaa74 FZ |
694 | BlockStatsList *qmp_query_blockstats(bool has_query_nodes, |
695 | bool query_nodes, | |
696 | Error **errp) | |
f364ec65 | 697 | { |
c3033fd3 | 698 | BlockStatsList *head = NULL, **tail = &head; |
a6baa608 DL |
699 | BlockBackend *blk; |
700 | BlockDriverState *bs; | |
f364ec65 | 701 | |
6ec75a6a KW |
702 | GRAPH_RDLOCK_GUARD_MAINLOOP(); |
703 | ||
f71eaa74 | 704 | /* Just to be safe if query_nodes is not always initialized */ |
a6baa608 DL |
705 | if (has_query_nodes && query_nodes) { |
706 | for (bs = bdrv_next_node(NULL); bs; bs = bdrv_next_node(bs)) { | |
c3033fd3 | 707 | QAPI_LIST_APPEND(tail, bdrv_query_bds_stats(bs, false)); |
a6baa608 DL |
708 | } |
709 | } else { | |
567dcb31 | 710 | for (blk = blk_all_next(NULL); blk; blk = blk_all_next(blk)) { |
a6baa608 | 711 | BlockStats *s; |
5a9cb5a9 | 712 | char *qdev; |
a6baa608 | 713 | |
567dcb31 KW |
714 | if (!*blk_name(blk) && !blk_get_attached_dev(blk)) { |
715 | continue; | |
716 | } | |
717 | ||
a6baa608 | 718 | s = bdrv_query_bds_stats(blk_bs(blk), true); |
a6baa608 | 719 | s->device = g_strdup(blk_name(blk)); |
5a9cb5a9 KW |
720 | |
721 | qdev = blk_get_attached_dev_id(blk); | |
722 | if (qdev && *qdev) { | |
5a9cb5a9 KW |
723 | s->qdev = qdev; |
724 | } else { | |
725 | g_free(qdev); | |
726 | } | |
727 | ||
a6baa608 | 728 | bdrv_query_blk_stats(s->stats, blk); |
a6baa608 | 729 | |
c3033fd3 | 730 | QAPI_LIST_APPEND(tail, s); |
a6baa608 | 731 | } |
f364ec65 WX |
732 | } |
733 | ||
734 | return head; | |
735 | } | |
736 | ||
e1ce7d74 | 737 | void bdrv_snapshot_dump(QEMUSnapshotInfo *sn) |
f364ec65 | 738 | { |
39683553 | 739 | char clock_buf[128]; |
b39847a5 | 740 | char icount_buf[128] = {0}; |
f364ec65 | 741 | int64_t secs; |
de38b500 | 742 | char *sizing = NULL; |
f364ec65 WX |
743 | |
744 | if (!sn) { | |
26513a01 | 745 | qemu_printf("%-10s%-17s%8s%20s%13s%11s", |
b39847a5 | 746 | "ID", "TAG", "VM SIZE", "DATE", "VM CLOCK", "ICOUNT"); |
f364ec65 | 747 | } else { |
39683553 DB |
748 | g_autoptr(GDateTime) date = g_date_time_new_from_unix_local(sn->date_sec); |
749 | g_autofree char *date_buf = g_date_time_format(date, "%Y-%m-%d %H:%M:%S"); | |
750 | ||
f364ec65 WX |
751 | secs = sn->vm_clock_nsec / 1000000000; |
752 | snprintf(clock_buf, sizeof(clock_buf), | |
753 | "%02d:%02d:%02d.%03d", | |
754 | (int)(secs / 3600), | |
755 | (int)((secs / 60) % 60), | |
756 | (int)(secs % 60), | |
757 | (int)((sn->vm_clock_nsec / 1000000) % 1000)); | |
de38b500 | 758 | sizing = size_to_str(sn->vm_state_size); |
b39847a5 PD |
759 | if (sn->icount != -1ULL) { |
760 | snprintf(icount_buf, sizeof(icount_buf), | |
761 | "%"PRId64, sn->icount); | |
762 | } | |
26513a01 | 763 | qemu_printf("%-9s %-16s %8s%20s%13s%11s", |
e1ce7d74 | 764 | sn->id_str, sn->name, |
de38b500 | 765 | sizing, |
e1ce7d74 | 766 | date_buf, |
b39847a5 PD |
767 | clock_buf, |
768 | icount_buf); | |
f364ec65 | 769 | } |
de38b500 | 770 | g_free(sizing); |
f364ec65 WX |
771 | } |
772 | ||
e1ce7d74 MA |
773 | static void dump_qdict(int indentation, QDict *dict); |
774 | static void dump_qlist(int indentation, QList *list); | |
a8d8ecb7 | 775 | |
e1ce7d74 | 776 | static void dump_qobject(int comp_indent, QObject *obj) |
a8d8ecb7 HR |
777 | { |
778 | switch (qobject_type(obj)) { | |
01b2ffce | 779 | case QTYPE_QNUM: { |
7dc847eb | 780 | QNum *value = qobject_to(QNum, obj); |
01b2ffce | 781 | char *tmp = qnum_to_string(value); |
e1ce7d74 | 782 | qemu_printf("%s", tmp); |
01b2ffce | 783 | g_free(tmp); |
a8d8ecb7 HR |
784 | break; |
785 | } | |
786 | case QTYPE_QSTRING: { | |
7dc847eb | 787 | QString *value = qobject_to(QString, obj); |
e1ce7d74 | 788 | qemu_printf("%s", qstring_get_str(value)); |
a8d8ecb7 HR |
789 | break; |
790 | } | |
791 | case QTYPE_QDICT: { | |
7dc847eb | 792 | QDict *value = qobject_to(QDict, obj); |
e1ce7d74 | 793 | dump_qdict(comp_indent, value); |
a8d8ecb7 HR |
794 | break; |
795 | } | |
796 | case QTYPE_QLIST: { | |
7dc847eb | 797 | QList *value = qobject_to(QList, obj); |
e1ce7d74 | 798 | dump_qlist(comp_indent, value); |
a8d8ecb7 HR |
799 | break; |
800 | } | |
a8d8ecb7 | 801 | case QTYPE_QBOOL: { |
7dc847eb | 802 | QBool *value = qobject_to(QBool, obj); |
e1ce7d74 | 803 | qemu_printf("%s", qbool_get_bool(value) ? "true" : "false"); |
a8d8ecb7 HR |
804 | break; |
805 | } | |
a8d8ecb7 HR |
806 | default: |
807 | abort(); | |
808 | } | |
809 | } | |
810 | ||
e1ce7d74 | 811 | static void dump_qlist(int indentation, QList *list) |
a8d8ecb7 HR |
812 | { |
813 | const QListEntry *entry; | |
814 | int i = 0; | |
815 | ||
816 | for (entry = qlist_first(list); entry; entry = qlist_next(entry), i++) { | |
1310a3d3 | 817 | QType type = qobject_type(entry->value); |
a8d8ecb7 | 818 | bool composite = (type == QTYPE_QDICT || type == QTYPE_QLIST); |
e1ce7d74 MA |
819 | qemu_printf("%*s[%i]:%c", indentation * 4, "", i, |
820 | composite ? '\n' : ' '); | |
821 | dump_qobject(indentation + 1, entry->value); | |
a8d8ecb7 | 822 | if (!composite) { |
e1ce7d74 | 823 | qemu_printf("\n"); |
a8d8ecb7 HR |
824 | } |
825 | } | |
826 | } | |
827 | ||
e1ce7d74 | 828 | static void dump_qdict(int indentation, QDict *dict) |
a8d8ecb7 HR |
829 | { |
830 | const QDictEntry *entry; | |
831 | ||
832 | for (entry = qdict_first(dict); entry; entry = qdict_next(dict, entry)) { | |
1310a3d3 | 833 | QType type = qobject_type(entry->value); |
a8d8ecb7 | 834 | bool composite = (type == QTYPE_QDICT || type == QTYPE_QLIST); |
5eda6227 | 835 | char *key = g_malloc(strlen(entry->key) + 1); |
a8d8ecb7 HR |
836 | int i; |
837 | ||
838 | /* replace dashes with spaces in key (variable) names */ | |
839 | for (i = 0; entry->key[i]; i++) { | |
840 | key[i] = entry->key[i] == '-' ? ' ' : entry->key[i]; | |
841 | } | |
842 | key[i] = 0; | |
e1ce7d74 MA |
843 | qemu_printf("%*s%s:%c", indentation * 4, "", key, |
844 | composite ? '\n' : ' '); | |
845 | dump_qobject(indentation + 1, entry->value); | |
a8d8ecb7 | 846 | if (!composite) { |
e1ce7d74 | 847 | qemu_printf("\n"); |
a8d8ecb7 | 848 | } |
5eda6227 | 849 | g_free(key); |
a8d8ecb7 HR |
850 | } |
851 | } | |
852 | ||
3716470b HR |
853 | /* |
854 | * Return whether dumping the given QObject with dump_qobject() would | |
855 | * yield an empty dump, i.e. not print anything. | |
856 | */ | |
857 | static bool qobject_is_empty_dump(const QObject *obj) | |
858 | { | |
859 | switch (qobject_type(obj)) { | |
860 | case QTYPE_QNUM: | |
861 | case QTYPE_QSTRING: | |
862 | case QTYPE_QBOOL: | |
863 | return false; | |
864 | ||
865 | case QTYPE_QDICT: | |
866 | return qdict_size(qobject_to(QDict, obj)) == 0; | |
867 | ||
868 | case QTYPE_QLIST: | |
869 | return qlist_empty(qobject_to(QList, obj)); | |
870 | ||
871 | default: | |
872 | abort(); | |
873 | } | |
874 | } | |
875 | ||
876 | /** | |
877 | * Dumps the given ImageInfoSpecific object in a human-readable form, | |
878 | * prepending an optional prefix if the dump is not empty. | |
879 | */ | |
880 | void bdrv_image_info_specific_dump(ImageInfoSpecific *info_spec, | |
76c9e975 HR |
881 | const char *prefix, |
882 | int indentation) | |
a8d8ecb7 | 883 | { |
a8d8ecb7 | 884 | QObject *obj, *data; |
7d5e199a | 885 | Visitor *v = qobject_output_visitor_new(&obj); |
a8d8ecb7 | 886 | |
3b098d56 EB |
887 | visit_type_ImageInfoSpecific(v, NULL, &info_spec, &error_abort); |
888 | visit_complete(v, &obj); | |
7dc847eb | 889 | data = qdict_get(qobject_to(QDict, obj), "data"); |
3716470b HR |
890 | if (!qobject_is_empty_dump(data)) { |
891 | if (prefix) { | |
76c9e975 | 892 | qemu_printf("%*s%s", indentation * 4, "", prefix); |
3716470b | 893 | } |
76c9e975 | 894 | dump_qobject(indentation + 1, data); |
3716470b | 895 | } |
cb3e7f08 | 896 | qobject_unref(obj); |
3b098d56 | 897 | visit_free(v); |
a8d8ecb7 HR |
898 | } |
899 | ||
d570177b HR |
900 | /** |
901 | * Print the given @info object in human-readable form. Every field is indented | |
902 | * using the given @indentation (four spaces per indentation level). | |
903 | * | |
904 | * When using this to print a whole block graph, @protocol can be set to true to | |
905 | * signify that the given information is associated with a protocol node, i.e. | |
906 | * just data storage for an image, such that the data it presents is not really | |
907 | * a full VM disk. If so, several fields change name: For example, "virtual | |
908 | * size" is printed as "file length". | |
909 | * (Consider a qcow2 image, which is represented by a qcow2 node and a file | |
910 | * node. Printing a "virtual size" for the file node does not make sense, | |
911 | * because without the qcow2 node, it is not really a guest disk, so it does not | |
912 | * have a "virtual size". Therefore, we call it "file length" instead.) | |
913 | * | |
914 | * @protocol is ignored when @indentation is 0, because we take that to mean | |
915 | * that the associated node is the root node in the queried block graph, and | |
916 | * thus is always to be interpreted as a standalone guest disk. | |
917 | */ | |
918 | void bdrv_node_info_dump(BlockNodeInfo *info, int indentation, bool protocol) | |
f364ec65 | 919 | { |
de38b500 | 920 | char *size_buf, *dsize_buf; |
76c9e975 HR |
921 | g_autofree char *ind_s = g_strdup_printf("%*s", indentation * 4, ""); |
922 | ||
d570177b HR |
923 | if (indentation == 0) { |
924 | /* Top level, consider this a normal image */ | |
925 | protocol = false; | |
926 | } | |
927 | ||
f364ec65 | 928 | if (!info->has_actual_size) { |
de38b500 | 929 | dsize_buf = g_strdup("unavailable"); |
f364ec65 | 930 | } else { |
de38b500 | 931 | dsize_buf = size_to_str(info->actual_size); |
f364ec65 | 932 | } |
de38b500 | 933 | size_buf = size_to_str(info->virtual_size); |
d570177b HR |
934 | qemu_printf("%s%s: %s\n" |
935 | "%s%s: %s\n" | |
936 | "%s%s: %s (%" PRId64 " bytes)\n" | |
76c9e975 | 937 | "%sdisk size: %s\n", |
d570177b HR |
938 | ind_s, protocol ? "filename" : "image", info->filename, |
939 | ind_s, protocol ? "protocol type" : "file format", | |
940 | info->format, | |
941 | ind_s, protocol ? "file length" : "virtual size", | |
942 | size_buf, info->virtual_size, | |
76c9e975 | 943 | ind_s, dsize_buf); |
de38b500 EB |
944 | g_free(size_buf); |
945 | g_free(dsize_buf); | |
f364ec65 WX |
946 | |
947 | if (info->has_encrypted && info->encrypted) { | |
76c9e975 | 948 | qemu_printf("%sencrypted: yes\n", ind_s); |
f364ec65 WX |
949 | } |
950 | ||
951 | if (info->has_cluster_size) { | |
76c9e975 HR |
952 | qemu_printf("%scluster_size: %" PRId64 "\n", |
953 | ind_s, info->cluster_size); | |
f364ec65 WX |
954 | } |
955 | ||
956 | if (info->has_dirty_flag && info->dirty_flag) { | |
76c9e975 | 957 | qemu_printf("%scleanly shut down: no\n", ind_s); |
f364ec65 WX |
958 | } |
959 | ||
54fde4ff | 960 | if (info->backing_filename) { |
76c9e975 | 961 | qemu_printf("%sbacking file: %s", ind_s, info->backing_filename); |
54fde4ff | 962 | if (!info->full_backing_filename) { |
e1ce7d74 | 963 | qemu_printf(" (cannot determine actual path)"); |
5c9d9ca5 JS |
964 | } else if (strcmp(info->backing_filename, |
965 | info->full_backing_filename) != 0) { | |
e1ce7d74 | 966 | qemu_printf(" (actual path: %s)", info->full_backing_filename); |
f364ec65 | 967 | } |
e1ce7d74 | 968 | qemu_printf("\n"); |
54fde4ff | 969 | if (info->backing_filename_format) { |
76c9e975 HR |
970 | qemu_printf("%sbacking file format: %s\n", |
971 | ind_s, info->backing_filename_format); | |
f364ec65 WX |
972 | } |
973 | } | |
974 | ||
975 | if (info->has_snapshots) { | |
976 | SnapshotInfoList *elem; | |
f364ec65 | 977 | |
76c9e975 HR |
978 | qemu_printf("%sSnapshot list:\n", ind_s); |
979 | qemu_printf("%s", ind_s); | |
e1ce7d74 MA |
980 | bdrv_snapshot_dump(NULL); |
981 | qemu_printf("\n"); | |
f364ec65 WX |
982 | |
983 | /* Ideally bdrv_snapshot_dump() would operate on SnapshotInfoList but | |
984 | * we convert to the block layer's native QEMUSnapshotInfo for now. | |
985 | */ | |
986 | for (elem = info->snapshots; elem; elem = elem->next) { | |
987 | QEMUSnapshotInfo sn = { | |
988 | .vm_state_size = elem->value->vm_state_size, | |
989 | .date_sec = elem->value->date_sec, | |
990 | .date_nsec = elem->value->date_nsec, | |
991 | .vm_clock_nsec = elem->value->vm_clock_sec * 1000000000ULL + | |
992 | elem->value->vm_clock_nsec, | |
b39847a5 PD |
993 | .icount = elem->value->has_icount ? |
994 | elem->value->icount : -1ULL, | |
f364ec65 WX |
995 | }; |
996 | ||
997 | pstrcpy(sn.id_str, sizeof(sn.id_str), elem->value->id); | |
998 | pstrcpy(sn.name, sizeof(sn.name), elem->value->name); | |
76c9e975 | 999 | qemu_printf("%s", ind_s); |
e1ce7d74 MA |
1000 | bdrv_snapshot_dump(&sn); |
1001 | qemu_printf("\n"); | |
f364ec65 WX |
1002 | } |
1003 | } | |
a8d8ecb7 | 1004 | |
54fde4ff | 1005 | if (info->format_specific) { |
3716470b | 1006 | bdrv_image_info_specific_dump(info->format_specific, |
76c9e975 HR |
1007 | "Format specific information:\n", |
1008 | indentation); | |
a8d8ecb7 | 1009 | } |
f364ec65 | 1010 | } |