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2a4c734b | 1 | /* |
f77fa578 | 2 | * lsblk(8) - list block devices |
2a4c734b | 3 | * |
b93585e8 | 4 | * Copyright (C) 2010-2018 Red Hat, Inc. All rights reserved. |
67b8731f | 5 | * Written by Milan Broz <gmazyland@gmail.com> |
2a4c734b MB |
6 | * Karel Zak <kzak@redhat.com> |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it would be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
7cebf0bb SK |
18 | * You should have received a copy of the GNU General Public License along |
19 | * with this program; if not, write to the Free Software Foundation, Inc., | |
20 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
2a4c734b | 21 | */ |
2a4c734b MB |
22 | #include <stdio.h> |
23 | #include <errno.h> | |
24 | #include <getopt.h> | |
2a4c734b MB |
25 | #include <stdlib.h> |
26 | #include <unistd.h> | |
2a4c734b MB |
27 | #include <sys/types.h> |
28 | #include <sys/stat.h> | |
29 | #include <dirent.h> | |
30 | #include <fcntl.h> | |
31 | #include <string.h> | |
2a4c734b | 32 | #include <sys/ioctl.h> |
2a4c734b MB |
33 | #include <stdarg.h> |
34 | #include <locale.h> | |
35 | #include <pwd.h> | |
36 | #include <grp.h> | |
18eac5ba | 37 | #include <ctype.h> |
ccafadb7 | 38 | #include <assert.h> |
2a4c734b MB |
39 | |
40 | #include <blkid.h> | |
2a4c734b | 41 | |
540d506f | 42 | #include "c.h" |
2a4c734b MB |
43 | #include "pathnames.h" |
44 | #include "blkdev.h" | |
45 | #include "canonicalize.h" | |
2a4c734b | 46 | #include "nls.h" |
2a4c734b MB |
47 | #include "xalloc.h" |
48 | #include "strutils.h" | |
766ab9b0 | 49 | #include "sysfs.h" |
c05a80ca | 50 | #include "closestream.h" |
05187653 | 51 | #include "optutils.h" |
7761bd3b | 52 | #include "fileutils.h" |
14bb8e3c | 53 | #include "loopdev.h" |
c6648d2d | 54 | #include "buffer.h" |
c3317cdc | 55 | #include "colors.h" |
ed02618d | 56 | #include "column-list-table.h" |
2a4c734b | 57 | |
14560b7f | 58 | #include "lsblk.h" |
7e786eca | 59 | |
14560b7f | 60 | UL_DEBUG_DEFINE_MASK(lsblk); |
7e786eca KZ |
61 | UL_DEBUG_DEFINE_MASKNAMES(lsblk) = UL_DEBUG_EMPTY_MASKNAMES; |
62 | ||
1539750f KZ |
63 | #define LSBLK_EXIT_SOMEOK 64 |
64 | #define LSBLK_EXIT_ALLFAILED 32 | |
65 | ||
be685b98 KZ |
66 | static int column_id_to_number(int id); |
67 | ||
2a4c734b MB |
68 | /* column IDs */ |
69 | enum { | |
98a586f6 | 70 | COL_ALIOFF = 0, |
e054895f | 71 | COL_IDLINK, |
875d6a31 | 72 | COL_ID, |
98a586f6 KZ |
73 | COL_DALIGN, |
74 | COL_DAX, | |
75 | COL_DGRAN, | |
36e0914f | 76 | COL_DISKSEQ, |
98a586f6 KZ |
77 | COL_DMAX, |
78 | COL_DZERO, | |
bc405d64 | 79 | COL_FSAVAIL, |
98a586f6 | 80 | COL_FSROOTS, |
bc405d64 | 81 | COL_FSSIZE, |
2a4c734b | 82 | COL_FSTYPE, |
bc405d64 KZ |
83 | COL_FSUSED, |
84 | COL_FSUSEPERC, | |
9cca1ef2 | 85 | COL_FSVERSION, |
98a586f6 KZ |
86 | COL_GROUP, |
87 | COL_HCTL, | |
88 | COL_HOTPLUG, | |
89 | COL_KNAME, | |
2a4c734b | 90 | COL_LABEL, |
98a586f6 KZ |
91 | COL_LOGSEC, |
92 | COL_MAJMIN, | |
0dbb3e06 KZ |
93 | COL_MAJ, |
94 | COL_MIN, | |
98a586f6 KZ |
95 | COL_MINIO, |
96 | COL_MODE, | |
97 | COL_MODEL, | |
3b262733 | 98 | COL_MQ, |
98a586f6 KZ |
99 | COL_NAME, |
100 | COL_OPTIO, | |
101 | COL_OWNER, | |
102 | COL_PARTFLAGS, | |
103 | COL_PARTLABEL, | |
e4ed8665 | 104 | COL_PARTN, |
4686ba17 | 105 | COL_PARTTYPE, |
107e9559 | 106 | COL_PARTTYPENAME, |
aa0903e0 | 107 | COL_PARTUUID, |
98a586f6 KZ |
108 | COL_PATH, |
109 | COL_PHYSEC, | |
110 | COL_PKNAME, | |
111 | COL_PTTYPE, | |
112 | COL_PTUUID, | |
150db7a9 | 113 | COL_RA, |
98a586f6 KZ |
114 | COL_RAND, |
115 | COL_REV, | |
627970a7 | 116 | COL_RM, |
98a586f6 KZ |
117 | COL_RO, |
118 | COL_ROTA, | |
119 | COL_RQ_SIZE, | |
120 | COL_SCHED, | |
460c7afb | 121 | COL_SERIAL, |
2a4c734b | 122 | COL_SIZE, |
98a586f6 | 123 | COL_START, |
01e487c0 | 124 | COL_STATE, |
98a586f6 KZ |
125 | COL_SUBSYS, |
126 | COL_TARGET, | |
127 | COL_TARGETS, | |
128 | COL_TRANSPORT, | |
18eac5ba | 129 | COL_TYPE, |
98a586f6 KZ |
130 | COL_UUID, |
131 | COL_VENDOR, | |
2adb1a44 | 132 | COL_WSAME, |
88ca32b3 | 133 | COL_WWN, |
f2df4365 | 134 | COL_ZONED, |
ca5f4bd0 NA |
135 | COL_ZONE_SZ, |
136 | COL_ZONE_WGRAN, | |
137 | COL_ZONE_APP, | |
138 | COL_ZONE_NR, | |
139 | COL_ZONE_OMAX, | |
140 | COL_ZONE_AMAX, | |
2a4c734b MB |
141 | }; |
142 | ||
9bd4e5c0 OO |
143 | /* basic table settings */ |
144 | enum { | |
145 | LSBLK_ASCII = (1 << 0), | |
146 | LSBLK_RAW = (1 << 1), | |
147 | LSBLK_NOHEADINGS = (1 << 2), | |
bb6e822a KZ |
148 | LSBLK_EXPORT = (1 << 3), |
149 | LSBLK_TREE = (1 << 4), | |
4a102a48 | 150 | LSBLK_JSON = (1 << 5), |
25fb0638 | 151 | LSBLK_SHELLVAR = (1 << 6) |
9bd4e5c0 OO |
152 | }; |
153 | ||
407e0ea6 | 154 | /* Types used for qsort() and JSON */ |
642048e4 | 155 | enum { |
407e0ea6 KZ |
156 | COLTYPE_STR = 0, /* default */ |
157 | COLTYPE_NUM = 1, /* always u64 number */ | |
158 | COLTYPE_SORTNUM = 2, /* string on output, u64 for qsort() */ | |
159 | COLTYPE_SIZE = 3, /* srring by default, number when --bytes */ | |
160 | COLTYPE_BOOL = 4 /* 0 or 1 */ | |
642048e4 KZ |
161 | }; |
162 | ||
2a4c734b MB |
163 | /* column names */ |
164 | struct colinfo { | |
37b2b3fa | 165 | const char * const name; /* header */ |
2a4c734b | 166 | double whint; /* width hint (N < 1 is in percent of termwidth) */ |
9bd4e5c0 | 167 | int flags; /* SCOLS_FL_* */ |
98a586f6 | 168 | const char *help; |
407e0ea6 | 169 | int type; /* COLTYPE_* */ |
2a4c734b MB |
170 | }; |
171 | ||
172 | /* columns descriptions */ | |
37b2b3fa | 173 | static const struct colinfo infos[] = { |
98a586f6 | 174 | [COL_ALIOFF] = { "ALIGNMENT", 6, SCOLS_FL_RIGHT, N_("alignment offset"), COLTYPE_NUM }, |
875d6a31 | 175 | [COL_ID] = { "ID", 0.1, SCOLS_FL_NOEXTREMES, N_("udev ID (based on ID-LINK)") }, |
e054895f | 176 | [COL_IDLINK] = { "ID-LINK", 0.1, SCOLS_FL_NOEXTREMES, N_("the shortest udev /dev/disk/by-id link name") }, |
98a586f6 KZ |
177 | [COL_DALIGN] = { "DISC-ALN", 6, SCOLS_FL_RIGHT, N_("discard alignment offset"), COLTYPE_NUM }, |
178 | [COL_DAX] = { "DAX", 1, SCOLS_FL_RIGHT, N_("dax-capable device"), COLTYPE_BOOL }, | |
ed02618d | 179 | [COL_DGRAN] = { "DISC-GRAN", 6, SCOLS_FL_RIGHT, N_("discard granularity, use <number> if --bytes is given"), COLTYPE_SIZE }, |
36e0914f | 180 | [COL_DISKSEQ] = { "DISK-SEQ", 1, SCOLS_FL_RIGHT, N_("disk sequence number"), COLTYPE_NUM }, |
ed02618d | 181 | [COL_DMAX] = { "DISC-MAX", 6, SCOLS_FL_RIGHT, N_("discard max bytes, use <number> if --bytes is given"), COLTYPE_SIZE }, |
98a586f6 | 182 | [COL_DZERO] = { "DISC-ZERO", 1, SCOLS_FL_RIGHT, N_("discard zeroes data"), COLTYPE_BOOL }, |
563fdcb0 | 183 | [COL_FSAVAIL] = { "FSAVAIL", 5, SCOLS_FL_RIGHT, N_("filesystem size available for unprivileged users, use <number> if --bytes is given"), COLTYPE_SIZE }, |
98a586f6 | 184 | [COL_FSROOTS] = { "FSROOTS", 0.1, SCOLS_FL_WRAP, N_("mounted filesystem roots") }, |
ed02618d | 185 | [COL_FSSIZE] = { "FSSIZE", 5, SCOLS_FL_RIGHT, N_("filesystem size, use <number> if --bytes is given"), COLTYPE_SIZE }, |
98a586f6 | 186 | [COL_FSTYPE] = { "FSTYPE", 0.1, SCOLS_FL_TRUNC, N_("filesystem type") }, |
ed02618d | 187 | [COL_FSUSED] = { "FSUSED", 5, SCOLS_FL_RIGHT, N_("filesystem size used, use <number> if --bytes is given"), COLTYPE_SIZE }, |
bc405d64 | 188 | [COL_FSUSEPERC] = { "FSUSE%", 3, SCOLS_FL_RIGHT, N_("filesystem use percentage") }, |
9cca1ef2 | 189 | [COL_FSVERSION] = { "FSVER", 0.1, SCOLS_FL_TRUNC, N_("filesystem version") }, |
98a586f6 KZ |
190 | [COL_GROUP] = { "GROUP", 0.1, SCOLS_FL_TRUNC, N_("group name") }, |
191 | [COL_HCTL] = { "HCTL", 10, 0, N_("Host:Channel:Target:Lun for SCSI") }, | |
192 | [COL_HOTPLUG] = { "HOTPLUG", 1, SCOLS_FL_RIGHT, N_("removable or hotplug device (usb, pcmcia, ...)"), COLTYPE_BOOL }, | |
193 | [COL_KNAME] = { "KNAME", 0.3, 0, N_("internal kernel device name") }, | |
194 | [COL_LABEL] = { "LABEL", 0.1, 0, N_("filesystem LABEL") }, | |
195 | [COL_LOGSEC] = { "LOG-SEC", 7, SCOLS_FL_RIGHT, N_("logical sector size"), COLTYPE_NUM }, | |
196 | [COL_MAJMIN] = { "MAJ:MIN", 6, 0, N_("major:minor device number"), COLTYPE_SORTNUM }, | |
0dbb3e06 KZ |
197 | [COL_MAJ] = { "MAJ", 3, 0, N_("major device number"), COLTYPE_SORTNUM }, |
198 | [COL_MIN] = { "MIN", 3, 0, N_("minor device number"), COLTYPE_SORTNUM }, | |
98a586f6 KZ |
199 | [COL_MINIO] = { "MIN-IO", 6, SCOLS_FL_RIGHT, N_("minimum I/O size"), COLTYPE_NUM }, |
200 | [COL_MODEL] = { "MODEL", 0.1, SCOLS_FL_TRUNC, N_("device identifier") }, | |
201 | [COL_MODE] = { "MODE", 10, 0, N_("device node permissions") }, | |
3b262733 | 202 | [COL_MQ] = { "MQ", 3, SCOLS_FL_RIGHT, N_("device queues") }, |
98a586f6 KZ |
203 | [COL_NAME] = { "NAME", 0.25, SCOLS_FL_NOEXTREMES, N_("device name") }, |
204 | [COL_OPTIO] = { "OPT-IO", 6, SCOLS_FL_RIGHT, N_("optimal I/O size"), COLTYPE_NUM }, | |
205 | [COL_OWNER] = { "OWNER", 0.1, SCOLS_FL_TRUNC, N_("user name"), }, | |
206 | [COL_PARTFLAGS] = { "PARTFLAGS", 36, 0, N_("partition flags") }, | |
aa0903e0 | 207 | [COL_PARTLABEL] = { "PARTLABEL", 0.1, 0, N_("partition LABEL") }, |
e4ed8665 | 208 | [COL_PARTN] = { "PARTN", 2, SCOLS_FL_RIGHT, N_("partition number as read from the partition table"), COLTYPE_NUM }, |
98a586f6 KZ |
209 | [COL_PARTTYPENAME] = { "PARTTYPENAME", 0.1, 0, N_("partition type name") }, |
210 | [COL_PARTTYPE] = { "PARTTYPE", 36, 0, N_("partition type code or UUID") }, | |
211 | [COL_PARTUUID] = { "PARTUUID", 36, 0, N_("partition UUID") }, | |
212 | [COL_PATH] = { "PATH", 0.3, 0, N_("path to the device node") }, | |
407e0ea6 | 213 | [COL_PHYSEC] = { "PHY-SEC", 7, SCOLS_FL_RIGHT, N_("physical sector size"), COLTYPE_NUM }, |
98a586f6 KZ |
214 | [COL_PKNAME] = { "PKNAME", 0.3, 0, N_("internal parent kernel device name") }, |
215 | [COL_PTTYPE] = { "PTTYPE", 0.1, 0, N_("partition table type") }, | |
216 | [COL_PTUUID] = { "PTUUID", 36, 0, N_("partition table identifier (usually UUID)") }, | |
217 | [COL_RAND] = { "RAND", 1, SCOLS_FL_RIGHT, N_("adds randomness"), COLTYPE_BOOL }, | |
218 | [COL_RA] = { "RA", 3, SCOLS_FL_RIGHT, N_("read-ahead of the device"), COLTYPE_NUM }, | |
219 | [COL_REV] = { "REV", 4, SCOLS_FL_RIGHT, N_("device revision") }, | |
220 | [COL_RM] = { "RM", 1, SCOLS_FL_RIGHT, N_("removable device"), COLTYPE_BOOL }, | |
221 | [COL_ROTA] = { "ROTA", 1, SCOLS_FL_RIGHT, N_("rotational device"), COLTYPE_BOOL }, | |
222 | [COL_RO] = { "RO", 1, SCOLS_FL_RIGHT, N_("read-only device"), COLTYPE_BOOL }, | |
407e0ea6 | 223 | [COL_RQ_SIZE]= { "RQ-SIZE", 5, SCOLS_FL_RIGHT, N_("request queue size"), COLTYPE_NUM }, |
98a586f6 KZ |
224 | [COL_SCHED] = { "SCHED", 0.1, 0, N_("I/O scheduler name") }, |
225 | [COL_SERIAL] = { "SERIAL", 0.1, SCOLS_FL_TRUNC, N_("disk serial number") }, | |
ed02618d | 226 | [COL_SIZE] = { "SIZE", 5, SCOLS_FL_RIGHT, N_("size of the device, use <number> if --bytes is given"), COLTYPE_SIZE }, |
61c40f48 | 227 | [COL_START] = { "START", 5, SCOLS_FL_RIGHT, N_("partition start offset (in 512-byte sectors)"), COLTYPE_NUM }, |
98a586f6 | 228 | [COL_STATE] = { "STATE", 7, SCOLS_FL_TRUNC, N_("state of the device") }, |
7f14ee1b | 229 | [COL_SUBSYS] = { "SUBSYSTEMS", 0.1, SCOLS_FL_NOEXTREMES, N_("de-duplicated chain of subsystems") }, |
3471bc1d KZ |
230 | [COL_TARGETS] = { "MOUNTPOINTS", 0.10, SCOLS_FL_WRAP | SCOLS_FL_NOEXTREMES, N_("all locations where device is mounted") }, |
231 | [COL_TARGET] = { "MOUNTPOINT", 0.10, SCOLS_FL_TRUNC | SCOLS_FL_NOEXTREMES, N_("where the device is mounted") }, | |
98a586f6 KZ |
232 | [COL_TRANSPORT] = { "TRAN", 6, 0, N_("device transport type") }, |
233 | [COL_TYPE] = { "TYPE", 4, 0, N_("device type") }, | |
234 | [COL_UUID] = { "UUID", 36, 0, N_("filesystem UUID") }, | |
9bd4e5c0 | 235 | [COL_VENDOR] = { "VENDOR", 0.1, SCOLS_FL_TRUNC, N_("device vendor") }, |
ed02618d | 236 | [COL_WSAME] = { "WSAME", 6, SCOLS_FL_RIGHT, N_("write same max bytes, use <number> if --bytes is given"), COLTYPE_SIZE }, |
98a586f6 KZ |
237 | [COL_WWN] = { "WWN", 18, 0, N_("unique storage identifier") }, |
238 | [COL_ZONED] = { "ZONED", 0.3, 0, N_("zone model") }, | |
ed02618d KZ |
239 | [COL_ZONE_SZ] = { "ZONE-SZ", 9, SCOLS_FL_RIGHT, N_("zone size, use <number> if --bytes is given"), COLTYPE_SIZE }, |
240 | [COL_ZONE_WGRAN] = { "ZONE-WGRAN", 10, SCOLS_FL_RIGHT, N_("zone write granularity, use <number> if --bytes is given"), COLTYPE_SIZE }, | |
241 | [COL_ZONE_APP] = { "ZONE-APP", 11, SCOLS_FL_RIGHT, N_("zone append max bytes, use <number> if --bytes is given"), COLTYPE_SIZE }, | |
ca5f4bd0 NA |
242 | [COL_ZONE_NR] = { "ZONE-NR", 8, SCOLS_FL_RIGHT, N_("number of zones"), COLTYPE_NUM }, |
243 | [COL_ZONE_OMAX] = { "ZONE-OMAX", 10, SCOLS_FL_RIGHT, N_("maximum number of open zones"), COLTYPE_NUM }, | |
244 | [COL_ZONE_AMAX] = { "ZONE-AMAX", 10, SCOLS_FL_RIGHT, N_("maximum number of active zones"), COLTYPE_NUM }, | |
2a4c734b MB |
245 | }; |
246 | ||
3e0b4a82 KZ |
247 | /* "userdata" used by callback for libsmartcols filter */ |
248 | struct filler_data { | |
249 | struct lsblk_device *dev; | |
250 | struct lsblk_device *parent; | |
251 | }; | |
252 | ||
14560b7f | 253 | struct lsblk *lsblk; /* global handler */ |
507d39c2 | 254 | |
b93585e8 KZ |
255 | /* |
256 | * columns[] array specifies all currently wanted output column. The columns | |
b6327c6f KZ |
257 | * are defined by infos[] array and you can specify (on command line) each |
258 | * column twice. That's enough, dynamically allocated array of the columns is | |
b93585e8 KZ |
259 | * unnecessary overkill and over-engineering in this case |
260 | */ | |
b6327c6f | 261 | static int columns[ARRAY_SIZE(infos) * 2]; |
40b17508 | 262 | static size_t ncolumns; |
b6327c6f | 263 | |
be685b98 | 264 | static inline void add_column(int id) |
b6327c6f | 265 | { |
be685b98 | 266 | if (ncolumns >= ARRAY_SIZE(columns)) |
b6327c6f | 267 | errx(EXIT_FAILURE, _("too many columns specified, " |
1d231190 | 268 | "the limit is %zu columns"), |
be685b98 KZ |
269 | ARRAY_SIZE(columns) - 1); |
270 | columns[ ncolumns++ ] = id; | |
b6327c6f KZ |
271 | } |
272 | ||
be685b98 KZ |
273 | static inline void add_uniq_column(int id) |
274 | { | |
275 | if (column_id_to_number(id) < 0) | |
276 | add_column(id); | |
277 | } | |
2a4c734b | 278 | |
b93585e8 KZ |
279 | static void lsblk_init_debug(void) |
280 | { | |
281 | __UL_INIT_DEBUG_FROM_ENV(lsblk, LSBLK_DEBUG_, 0, LSBLK_DEBUG); | |
282 | } | |
283 | ||
284 | /* | |
285 | * exclude/include devices filter based on major device numbers | |
286 | */ | |
f6da50d4 BV |
287 | static int excludes[256]; |
288 | static size_t nexcludes; | |
2a4c734b | 289 | |
2ef4e8ba KZ |
290 | static int includes[256]; |
291 | static size_t nincludes; | |
292 | ||
2a4c734b MB |
293 | static int is_maj_excluded(int maj) |
294 | { | |
6aace32f | 295 | size_t i; |
2a4c734b MB |
296 | |
297 | assert(ARRAY_SIZE(excludes) > nexcludes); | |
298 | ||
2ef4e8ba | 299 | if (!nexcludes) |
9e930041 | 300 | return 0; /* filter not enabled, device not excluded */ |
2ef4e8ba | 301 | |
7e786eca KZ |
302 | for (i = 0; i < nexcludes; i++) { |
303 | if (excludes[i] == maj) { | |
304 | DBG(FILTER, ul_debug("exclude: maj=%d", maj)); | |
2a4c734b | 305 | return 1; |
7e786eca KZ |
306 | } |
307 | } | |
2a4c734b MB |
308 | return 0; |
309 | } | |
310 | ||
2ef4e8ba KZ |
311 | static int is_maj_included(int maj) |
312 | { | |
313 | size_t i; | |
314 | ||
315 | assert(ARRAY_SIZE(includes) > nincludes); | |
316 | ||
317 | if (!nincludes) | |
318 | return 1; /* filter not enabled, device is included */ | |
319 | ||
7e786eca KZ |
320 | for (i = 0; i < nincludes; i++) { |
321 | if (includes[i] == maj) { | |
322 | DBG(FILTER, ul_debug("include: maj=%d", maj)); | |
2ef4e8ba | 323 | return 1; |
7e786eca KZ |
324 | } |
325 | } | |
2ef4e8ba KZ |
326 | return 0; |
327 | } | |
328 | ||
b93585e8 | 329 | /* Converts column sequential number to column ID (COL_*) */ |
2a4c734b MB |
330 | static int get_column_id(int num) |
331 | { | |
40b17508 KZ |
332 | assert(num >= 0); |
333 | assert((size_t) num < ncolumns); | |
b6327c6f | 334 | assert(columns[num] < (int) ARRAY_SIZE(infos)); |
2a4c734b MB |
335 | return columns[num]; |
336 | } | |
337 | ||
b93585e8 | 338 | /* Returns column description for the column sequential number */ |
37b2b3fa | 339 | static const struct colinfo *get_column_info(int num) |
2a4c734b MB |
340 | { |
341 | return &infos[ get_column_id(num) ]; | |
342 | } | |
343 | ||
b93585e8 | 344 | /* Converts column name (as defined in the infos[] to the column ID */ |
2a4c734b MB |
345 | static int column_name_to_id(const char *name, size_t namesz) |
346 | { | |
507d39c2 | 347 | size_t i; |
2a4c734b | 348 | |
30edd8e1 | 349 | /* name as diplayed for users */ |
03df0d11 | 350 | for (i = 0; i < ARRAY_SIZE(infos); i++) { |
2a4c734b MB |
351 | const char *cn = infos[i].name; |
352 | ||
353 | if (!strncasecmp(name, cn, namesz) && !*(cn + namesz)) | |
354 | return i; | |
355 | } | |
30edd8e1 KZ |
356 | |
357 | /* name as used in expressions, JSON output etc. */ | |
358 | if (strnchr(name, namesz, '_')) { | |
359 | char *buf = NULL; | |
360 | size_t bufsz = 0; | |
361 | ||
362 | for (i = 0; i < ARRAY_SIZE(infos); i++) { | |
363 | if (scols_shellvar_name(infos[i].name, &buf, &bufsz) != 0) | |
364 | continue; | |
365 | if (!strncasecmp(name, buf, namesz) && !*(buf + namesz)) { | |
366 | free(buf); | |
367 | return i; | |
368 | } | |
369 | } | |
370 | free(buf); | |
371 | } | |
372 | ||
2a4c734b MB |
373 | warnx(_("unknown column: %s"), name); |
374 | return -1; | |
375 | } | |
376 | ||
b93585e8 | 377 | /* Converts column ID (COL_*) to column sequential number */ |
642048e4 KZ |
378 | static int column_id_to_number(int id) |
379 | { | |
380 | size_t i; | |
381 | ||
40b17508 | 382 | for (i = 0; i < ncolumns; i++) |
642048e4 KZ |
383 | if (columns[i] == id) |
384 | return i; | |
385 | return -1; | |
386 | } | |
387 | ||
b93585e8 | 388 | /* Checks for DM prefix in the device name */ |
2a4c734b MB |
389 | static int is_dm(const char *name) |
390 | { | |
391 | return strncmp(name, "dm-", 3) ? 0 : 1; | |
392 | } | |
393 | ||
b158bd29 | 394 | /* Returns full pat to the device node (TODO: what about sysfs_blkdev_get_path()) */ |
fed34a1e | 395 | static char *get_device_path(struct lsblk_device *dev) |
2a4c734b MB |
396 | { |
397 | char path[PATH_MAX]; | |
398 | ||
fed34a1e KZ |
399 | assert(dev); |
400 | assert(dev->name); | |
2a4c734b | 401 | |
fed34a1e KZ |
402 | if (is_dm(dev->name)) |
403 | return __canonicalize_dm_name(lsblk->sysroot, dev->name); | |
2a4c734b | 404 | |
fed34a1e | 405 | snprintf(path, sizeof(path), "/dev/%s", dev->name); |
92441d5c | 406 | sysfs_devname_sys_to_dev(path); |
2a4c734b MB |
407 | return xstrdup(path); |
408 | } | |
409 | ||
fed34a1e | 410 | static int is_readonly_device(struct lsblk_device *dev) |
2a4c734b MB |
411 | { |
412 | int fd, ro = 0; | |
413 | ||
fed34a1e | 414 | if (ul_path_scanf(dev->sysfs, "ro", "%d", &ro) == 1) |
2a4c734b MB |
415 | return ro; |
416 | ||
417 | /* fallback if "ro" attribute does not exist */ | |
fed34a1e | 418 | fd = open(dev->filename, O_RDONLY); |
2a4c734b | 419 | if (fd != -1) { |
9c53a49c KZ |
420 | if (ioctl(fd, BLKROGET, &ro) != 0) |
421 | ro = 0; | |
2a4c734b MB |
422 | close(fd); |
423 | } | |
424 | return ro; | |
425 | } | |
426 | ||
fed34a1e | 427 | static char *get_scheduler(struct lsblk_device *dev) |
2a4c734b | 428 | { |
f153614c | 429 | char buf[128]; |
2a4c734b MB |
430 | char *p, *res = NULL; |
431 | ||
fed34a1e | 432 | if (ul_path_read_buffer(dev->sysfs, buf, sizeof(buf), "queue/scheduler") == 0) |
2a4c734b | 433 | return NULL; |
f153614c | 434 | p = strchr(buf, '['); |
2a4c734b MB |
435 | if (p) { |
436 | res = p + 1; | |
437 | p = strchr(res, ']'); | |
438 | if (p) { | |
439 | *p = '\0'; | |
440 | res = xstrdup(res); | |
441 | } else | |
442 | res = NULL; | |
443 | } | |
2a4c734b MB |
444 | return res; |
445 | } | |
446 | ||
fed34a1e | 447 | static char *get_type(struct lsblk_device *dev) |
18eac5ba MB |
448 | { |
449 | char *res = NULL, *p; | |
450 | ||
0bd05f5e | 451 | if (device_is_partition(dev)) |
ef2ce68b KZ |
452 | return xstrdup("part"); |
453 | ||
fed34a1e | 454 | if (is_dm(dev->name)) { |
f153614c | 455 | char *dm_uuid = NULL; |
18eac5ba MB |
456 | |
457 | /* The DM_UUID prefix should be set to subsystem owning | |
458 | * the device - LVM, CRYPT, DMRAID, MPATH, PART */ | |
fed34a1e | 459 | if (ul_path_read_string(dev->sysfs, &dm_uuid, "dm/uuid") > 0 |
f153614c | 460 | && dm_uuid) { |
18eac5ba MB |
461 | char *tmp = dm_uuid; |
462 | char *dm_uuid_prefix = strsep(&tmp, "-"); | |
463 | ||
464 | if (dm_uuid_prefix) { | |
465 | /* kpartx hack to remove partition number */ | |
466 | if (strncasecmp(dm_uuid_prefix, "part", 4) == 0) | |
467 | dm_uuid_prefix[4] = '\0'; | |
468 | ||
469 | res = xstrdup(dm_uuid_prefix); | |
470 | } | |
471 | } | |
472 | ||
473 | free(dm_uuid); | |
474 | if (!res) | |
475 | /* No UUID or no prefix - just mark it as DM device */ | |
476 | res = xstrdup("dm"); | |
477 | ||
fed34a1e | 478 | } else if (!strncmp(dev->name, "loop", 4)) { |
18eac5ba MB |
479 | res = xstrdup("loop"); |
480 | ||
fed34a1e | 481 | } else if (!strncmp(dev->name, "md", 2)) { |
f153614c KZ |
482 | char *md_level = NULL; |
483 | ||
fed34a1e | 484 | ul_path_read_string(dev->sysfs, &md_level, "md/level"); |
18eac5ba MB |
485 | res = md_level ? md_level : xstrdup("md"); |
486 | ||
487 | } else { | |
8d687180 | 488 | const char *type = NULL; |
90e9fcda | 489 | int x = 0; |
9d738ff8 | 490 | |
fed34a1e | 491 | if (ul_path_read_s32(dev->sysfs, &x, "device/type") == 0) |
8d687180 | 492 | type = blkdev_scsi_type_to_name(x); |
9d738ff8 | 493 | if (!type) |
ef2ce68b | 494 | type = "disk"; |
9d738ff8 | 495 | res = xstrdup(type); |
18eac5ba MB |
496 | } |
497 | ||
498 | for (p = res; p && *p; p++) | |
499 | *p = tolower((unsigned char) *p); | |
500 | return res; | |
501 | } | |
502 | ||
a5fb4d23 | 503 | /* Thanks to lsscsi code for idea of detection logic used here */ |
3769f26e | 504 | static const char *get_transport(struct lsblk_device *dev) |
a5fb4d23 | 505 | { |
fed34a1e | 506 | struct path_cxt *sysfs = dev->sysfs; |
2f2f7e80 KZ |
507 | char *attr = NULL; |
508 | const char *trans = NULL; | |
a5fb4d23 | 509 | |
f153614c | 510 | |
28ffc2b7 | 511 | /* SCSI - Serial Peripheral Interface */ |
f153614c | 512 | if (sysfs_blkdev_scsi_host_is(sysfs, "spi")) |
2f2f7e80 | 513 | trans = "spi"; |
a5fb4d23 MB |
514 | |
515 | /* FC/FCoE - Fibre Channel / Fibre Channel over Ethernet */ | |
f153614c KZ |
516 | else if (sysfs_blkdev_scsi_host_is(sysfs, "fc")) { |
517 | attr = sysfs_blkdev_scsi_host_strdup_attribute(sysfs, "fc", "symbolic_name"); | |
23a11c74 | 518 | if (!attr) |
a5fb4d23 | 519 | return NULL; |
2f2f7e80 KZ |
520 | trans = strstr(attr, " over ") ? "fcoe" : "fc"; |
521 | free(attr); | |
a5fb4d23 MB |
522 | } |
523 | ||
524 | /* SAS - Serial Attached SCSI */ | |
f153614c KZ |
525 | else if (sysfs_blkdev_scsi_host_is(sysfs, "sas") || |
526 | sysfs_blkdev_scsi_has_attribute(sysfs, "sas_device")) | |
2f2f7e80 | 527 | trans = "sas"; |
a5fb4d23 | 528 | |
a5fb4d23 MB |
529 | |
530 | /* SBP - Serial Bus Protocol (FireWire) */ | |
f153614c | 531 | else if (sysfs_blkdev_scsi_has_attribute(sysfs, "ieee1394_id")) |
2f2f7e80 | 532 | trans = "sbp"; |
a5fb4d23 MB |
533 | |
534 | /* iSCSI */ | |
f153614c | 535 | else if (sysfs_blkdev_scsi_host_is(sysfs, "iscsi")) |
2f2f7e80 | 536 | trans ="iscsi"; |
a5fb4d23 MB |
537 | |
538 | /* USB - Universal Serial Bus */ | |
f153614c | 539 | else if (sysfs_blkdev_scsi_path_contains(sysfs, "usb")) |
2f2f7e80 | 540 | trans = "usb"; |
a5fb4d23 MB |
541 | |
542 | /* ATA, SATA */ | |
f153614c KZ |
543 | else if (sysfs_blkdev_scsi_host_is(sysfs, "scsi")) { |
544 | attr = sysfs_blkdev_scsi_host_strdup_attribute(sysfs, "scsi", "proc_name"); | |
23a11c74 | 545 | if (!attr) |
a5fb4d23 | 546 | return NULL; |
2f2f7e80 KZ |
547 | if (!strncmp(attr, "ahci", 4) || !strncmp(attr, "sata", 4)) |
548 | trans = "sata"; | |
549 | else if (strstr(attr, "ata")) | |
550 | trans = "ata"; | |
551 | free(attr); | |
3d305170 | 552 | |
0540d076 | 553 | } else if (strncmp(dev->name, "nvme", 4) == 0) { |
3d305170 | 554 | trans = "nvme"; |
0540d076 | 555 | } else if (strncmp(dev->name, "vd", 2) == 0) |
556 | trans = "virtio"; | |
62491dc1 TW |
557 | else if (strncmp(dev->name, "mmcblk", 6) == 0) |
558 | trans = "mmc"; | |
a5fb4d23 | 559 | |
3769f26e | 560 | return trans; |
a5fb4d23 MB |
561 | } |
562 | ||
fed34a1e | 563 | static char *get_subsystems(struct lsblk_device *dev) |
7f14ee1b KZ |
564 | { |
565 | char path[PATH_MAX]; | |
566 | char *sub, *chain, *res = NULL; | |
567 | size_t len = 0, last = 0; | |
568 | ||
fed34a1e | 569 | chain = sysfs_blkdev_get_devchain(dev->sysfs, path, sizeof(path)); |
7f14ee1b KZ |
570 | if (!chain) |
571 | return NULL; | |
572 | ||
fed34a1e | 573 | while (sysfs_blkdev_next_subsystem(dev->sysfs, chain, &sub) == 0) { |
7f14ee1b KZ |
574 | size_t sz; |
575 | ||
576 | /* don't create "block:scsi:scsi", but "block:scsi" */ | |
56e78cb5 AH |
577 | if (len && strcmp(res + last, sub) == 0) { |
578 | free(sub); | |
7f14ee1b | 579 | continue; |
56e78cb5 | 580 | } |
7f14ee1b KZ |
581 | |
582 | sz = strlen(sub); | |
583 | res = xrealloc(res, len + sz + 2); | |
584 | if (len) | |
585 | res[len++] = ':'; | |
586 | ||
587 | memcpy(res + len, sub, sz + 1); | |
588 | last = len; | |
589 | len += sz; | |
590 | free(sub); | |
591 | } | |
592 | ||
593 | return res; | |
594 | } | |
595 | ||
596 | ||
9bd4e5c0 | 597 | #define is_parsable(_l) (scols_table_is_raw((_l)->table) || \ |
4a102a48 KZ |
598 | scols_table_is_export((_l)->table) || \ |
599 | scols_table_is_json((_l)->table)) | |
7c9c872c | 600 | |
c7e76cd1 KZ |
601 | static char *mk_name(const char *name) |
602 | { | |
603 | char *p; | |
604 | if (!name) | |
605 | return NULL; | |
606 | if (lsblk->paths) | |
607 | xasprintf(&p, "/dev/%s", name); | |
608 | else | |
609 | p = xstrdup(name); | |
92441d5c KZ |
610 | if (p) |
611 | sysfs_devname_sys_to_dev(p); | |
c7e76cd1 KZ |
612 | return p; |
613 | } | |
614 | ||
615 | static char *mk_dm_name(const char *name) | |
616 | { | |
617 | char *p; | |
618 | if (!name) | |
619 | return NULL; | |
620 | if (lsblk->paths) | |
621 | xasprintf(&p, "/dev/mapper/%s", name); | |
622 | else | |
623 | p = xstrdup(name); | |
624 | return p; | |
625 | } | |
626 | ||
642048e4 KZ |
627 | /* stores data to scols cell userdata (invisible and independent on output) |
628 | * to make the original values accessible for sort functions | |
629 | */ | |
b816c845 | 630 | static void set_rawdata_u64(struct libscols_line *ln, int col, uint64_t x) |
642048e4 KZ |
631 | { |
632 | struct libscols_cell *ce = scols_line_get_cell(ln, col); | |
633 | uint64_t *data; | |
634 | ||
635 | if (!ce) | |
636 | return; | |
637 | data = xmalloc(sizeof(uint64_t)); | |
638 | *data = x; | |
639 | scols_cell_set_userdata(ce, data); | |
640 | } | |
641 | ||
d81e32bd KZ |
642 | /* do not modify *data on any error */ |
643 | static void str2u64(const char *str, uint64_t *data) | |
642048e4 | 644 | { |
d81e32bd KZ |
645 | uintmax_t num; |
646 | char *end = NULL; | |
642048e4 | 647 | |
d81e32bd KZ |
648 | errno = 0; |
649 | if (str == NULL || *str == '\0') | |
642048e4 | 650 | return; |
d81e32bd | 651 | num = strtoumax(str, &end, 10); |
642048e4 | 652 | |
d81e32bd KZ |
653 | if (errno || str == end || (end && *end)) |
654 | return; | |
655 | *data = num; | |
642048e4 KZ |
656 | } |
657 | ||
1aca4989 KZ |
658 | static void unref_line_rawdata(struct libscols_line *ln, struct libscols_table *tb) |
659 | { | |
660 | size_t i; | |
661 | ||
662 | for (i = 0; i < ncolumns; i++) { | |
663 | struct libscols_column *cl = scols_table_get_column(tb, i); | |
664 | struct libscols_cell *ce; | |
665 | void *data; | |
666 | ||
667 | if (cl != lsblk->sort_col && !scols_column_has_data_func(cl)) | |
668 | continue; | |
669 | ||
670 | ce = scols_line_get_column_cell(ln, cl); | |
671 | data = scols_cell_get_userdata(ce); | |
672 | free(data); | |
673 | } | |
674 | } | |
675 | ||
676 | static void unref_table_rawdata(struct libscols_table *tb) | |
642048e4 KZ |
677 | { |
678 | struct libscols_iter *itr; | |
679 | struct libscols_line *ln; | |
680 | ||
af5fa636 | 681 | if (!tb || !lsblk->rawdata) |
642048e4 | 682 | return; |
af5fa636 | 683 | |
642048e4 KZ |
684 | itr = scols_new_iter(SCOLS_ITER_FORWARD); |
685 | if (!itr) | |
686 | return; | |
1aca4989 KZ |
687 | while (scols_table_next_line(tb, itr, &ln) == 0) |
688 | unref_line_rawdata(ln, tb); | |
642048e4 KZ |
689 | |
690 | scols_free_iter(itr); | |
691 | } | |
692 | ||
fed34a1e | 693 | static char *get_vfs_attribute(struct lsblk_device *dev, int id) |
bc405d64 KZ |
694 | { |
695 | char *sizestr; | |
696 | uint64_t vfs_attr = 0; | |
bc405d64 | 697 | |
fed34a1e | 698 | if (!dev->fsstat.f_blocks) { |
c6648d2d | 699 | const char *mnt = lsblk_device_get_mountpoint(dev); |
fed34a1e | 700 | if (!mnt || dev->is_swap) |
bc405d64 | 701 | return NULL; |
fed34a1e | 702 | if (statvfs(mnt, &dev->fsstat) != 0) |
bc405d64 KZ |
703 | return NULL; |
704 | } | |
705 | ||
706 | switch(id) { | |
707 | case COL_FSSIZE: | |
fed34a1e | 708 | vfs_attr = dev->fsstat.f_frsize * dev->fsstat.f_blocks; |
bc405d64 KZ |
709 | break; |
710 | case COL_FSAVAIL: | |
fed34a1e | 711 | vfs_attr = dev->fsstat.f_frsize * dev->fsstat.f_bavail; |
bc405d64 KZ |
712 | break; |
713 | case COL_FSUSED: | |
fed34a1e | 714 | vfs_attr = dev->fsstat.f_frsize * (dev->fsstat.f_blocks - dev->fsstat.f_bfree); |
bc405d64 KZ |
715 | break; |
716 | case COL_FSUSEPERC: | |
fed34a1e | 717 | if (dev->fsstat.f_blocks == 0) |
bc405d64 KZ |
718 | return xstrdup("-"); |
719 | ||
720 | xasprintf(&sizestr, "%.0f%%", | |
fed34a1e KZ |
721 | (double)(dev->fsstat.f_blocks - dev->fsstat.f_bfree) / |
722 | dev->fsstat.f_blocks * 100); | |
bc405d64 KZ |
723 | return sizestr; |
724 | } | |
725 | ||
726 | if (!vfs_attr) | |
727 | sizestr = xstrdup("0"); | |
728 | else if (lsblk->bytes) | |
729 | xasprintf(&sizestr, "%ju", vfs_attr); | |
730 | else | |
731 | sizestr = size_to_human_string(SIZE_SUFFIX_1LETTER, vfs_attr); | |
732 | ||
733 | return sizestr; | |
734 | } | |
735 | ||
fed34a1e | 736 | static struct stat *device_get_stat(struct lsblk_device *dev) |
652cb1cd | 737 | { |
404eef65 KZ |
738 | if (!dev->st.st_rdev |
739 | && stat(dev->filename, &dev->st) != 0) | |
740 | return NULL; | |
652cb1cd | 741 | |
fed34a1e | 742 | return &dev->st; |
652cb1cd | 743 | } |
bc405d64 | 744 | |
81a8936c KZ |
745 | static int is_removable_device(struct lsblk_device *dev, struct lsblk_device *parent) |
746 | { | |
747 | struct path_cxt *pc; | |
748 | ||
749 | if (dev->removable != -1) | |
750 | goto done; | |
81a8936c | 751 | |
60c3686b KZ |
752 | dev->removable = sysfs_blkdev_is_removable(dev->sysfs); |
753 | ||
754 | if (!dev->removable && parent) { | |
81a8936c KZ |
755 | pc = sysfs_blkdev_get_parent(dev->sysfs); |
756 | if (!pc) | |
757 | goto done; | |
758 | ||
759 | if (pc == parent->sysfs) | |
60c3686b | 760 | /* dev is partition and parent is whole-disk */ |
81a8936c | 761 | dev->removable = is_removable_device(parent, NULL); |
60c3686b KZ |
762 | else |
763 | /* parent is something else, use sysfs parent */ | |
764 | dev->removable = sysfs_blkdev_is_removable(pc); | |
81a8936c | 765 | } |
81a8936c KZ |
766 | done: |
767 | if (dev->removable == -1) | |
768 | dev->removable = 0; | |
769 | return dev->removable; | |
770 | } | |
771 | ||
8a2f175c KZ |
772 | static uint64_t device_get_discard_granularity(struct lsblk_device *dev) |
773 | { | |
774 | if (dev->discard_granularity == (uint64_t) -1 | |
775 | && ul_path_read_u64(dev->sysfs, &dev->discard_granularity, | |
776 | "queue/discard_granularity") != 0) | |
777 | dev->discard_granularity = 0; | |
778 | ||
779 | return dev->discard_granularity; | |
780 | } | |
781 | ||
abb6e8e6 | 782 | static void device_read_bytes(struct lsblk_device *dev, char *path, char **str, |
b816c845 | 783 | uint64_t *rawdata) |
abb6e8e6 NA |
784 | { |
785 | uint64_t x; | |
786 | ||
787 | if (lsblk->bytes) { | |
788 | ul_path_read_string(dev->sysfs, str, path); | |
b816c845 KZ |
789 | if (rawdata) |
790 | str2u64(*str, rawdata); | |
abb6e8e6 NA |
791 | return; |
792 | } | |
793 | ||
794 | if (ul_path_read_u64(dev->sysfs, &x, path) == 0) { | |
795 | *str = size_to_human_string(SIZE_SUFFIX_1LETTER, x); | |
b816c845 KZ |
796 | if (rawdata) |
797 | *rawdata = x; | |
abb6e8e6 NA |
798 | } |
799 | } | |
800 | ||
3b262733 | 801 | static void process_mq(struct lsblk_device *dev, char **str) |
802 | { | |
3b262733 | 803 | unsigned int queues = 0; |
804 | ||
805 | DBG(DEV, ul_debugobj(dev, "%s: process mq", dev->name)); | |
806 | ||
26f6fa2b KZ |
807 | queues = ul_path_count_dirents(dev->sysfs, "mq"); |
808 | if (!queues) { | |
3b262733 | 809 | *str = xstrdup("1"); |
810 | DBG(DEV, ul_debugobj(dev, "%s: no mq supported, use a single queue", dev->name)); | |
811 | return; | |
812 | } | |
813 | ||
3b262733 | 814 | DBG(DEV, ul_debugobj(dev, "%s: has %d queues", dev->name, queues)); |
815 | xasprintf(str, "%3u", queues); | |
816 | } | |
817 | ||
b93585e8 | 818 | /* |
b816c845 | 819 | * Generates data (string) for column specified by column ID for specified device. If rawdata |
d81e32bd KZ |
820 | * is not NULL then returns number usable to sort the column if the data are available for the |
821 | * column. | |
b93585e8 | 822 | */ |
d81e32bd KZ |
823 | static char *device_get_data( |
824 | struct lsblk_device *dev, /* device */ | |
825 | struct lsblk_device *parent, /* device parent as defined in the tree */ | |
826 | int id, /* column ID (COL_*) */ | |
b816c845 | 827 | uint64_t *rawdata, /* returns sort data as number */ |
2eab8ab4 | 828 | size_t *datasiz) |
2a4c734b | 829 | { |
6f74ede5 | 830 | struct lsblk_devprop *prop = NULL; |
bb6e822a | 831 | char *str = NULL; |
2a4c734b | 832 | |
2a4c734b MB |
833 | switch(id) { |
834 | case COL_NAME: | |
fed34a1e | 835 | str = dev->dm_name ? mk_dm_name(dev->dm_name) : mk_name(dev->name); |
c7e76cd1 | 836 | break; |
2a4c734b | 837 | case COL_KNAME: |
fed34a1e | 838 | str = mk_name(dev->name); |
2a4c734b | 839 | break; |
310c0603 | 840 | case COL_PKNAME: |
ae4c2c37 KZ |
841 | if (parent) |
842 | str = mk_name(parent->name); | |
310c0603 | 843 | break; |
66638b0b | 844 | case COL_PATH: |
fed34a1e KZ |
845 | if (dev->filename) |
846 | str = xstrdup(dev->filename); | |
66638b0b | 847 | break; |
2a4c734b | 848 | case COL_OWNER: |
6f74ede5 KZ |
849 | if (lsblk->sysroot) |
850 | prop = lsblk_device_get_properties(dev); | |
851 | if (prop && prop->owner) { | |
852 | str = xstrdup(prop->owner); | |
853 | } else { | |
854 | struct stat *st = device_get_stat(dev); | |
855 | struct passwd *pw = st ? getpwuid(st->st_uid) : NULL; | |
856 | if (pw) | |
857 | str = xstrdup(pw->pw_name); | |
858 | } | |
2a4c734b | 859 | break; |
2a4c734b | 860 | case COL_GROUP: |
6f74ede5 KZ |
861 | if (lsblk->sysroot) |
862 | prop = lsblk_device_get_properties(dev); | |
863 | if (prop && prop->group) { | |
864 | str = xstrdup(prop->group); | |
865 | } else { | |
866 | struct stat *st = device_get_stat(dev); | |
867 | struct group *gr = st ? getgrgid(st->st_gid) : NULL; | |
868 | if (gr) | |
869 | str = xstrdup(gr->gr_name); | |
870 | } | |
2a4c734b | 871 | break; |
2a4c734b | 872 | case COL_MODE: |
6f74ede5 KZ |
873 | if (lsblk->sysroot) |
874 | prop = lsblk_device_get_properties(dev); | |
875 | if (prop && prop->mode) { | |
876 | str = xstrdup(prop->mode); | |
877 | } else { | |
878 | struct stat *st = device_get_stat(dev); | |
879 | char md[11] = { '\0' }; | |
880 | ||
881 | if (st) | |
882 | str = xstrdup(xstrmode(st->st_mode, md)); | |
883 | } | |
2a4c734b | 884 | break; |
2a4c734b | 885 | case COL_MAJMIN: |
7c9c872c | 886 | if (is_parsable(lsblk)) |
fed34a1e | 887 | xasprintf(&str, "%u:%u", dev->maj, dev->min); |
2a4c734b | 888 | else |
fed34a1e | 889 | xasprintf(&str, "%3u:%-3u", dev->maj, dev->min); |
b816c845 KZ |
890 | if (rawdata) |
891 | *rawdata = makedev(dev->maj, dev->min); | |
2a4c734b | 892 | break; |
0dbb3e06 KZ |
893 | case COL_MAJ: |
894 | xasprintf(&str, "%u", dev->maj); | |
bf9a7c54 KZ |
895 | if (rawdata) |
896 | *rawdata = dev->maj; | |
0dbb3e06 KZ |
897 | break; |
898 | case COL_MIN: | |
899 | xasprintf(&str, "%u", dev->min); | |
bf9a7c54 KZ |
900 | if (rawdata) |
901 | *rawdata = dev->min; | |
0dbb3e06 | 902 | break; |
2a4c734b | 903 | case COL_FSTYPE: |
fed34a1e | 904 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
905 | if (prop && prop->fstype) |
906 | str = xstrdup(prop->fstype); | |
2a4c734b | 907 | break; |
bc405d64 KZ |
908 | case COL_FSSIZE: |
909 | case COL_FSAVAIL: | |
910 | case COL_FSUSED: | |
911 | case COL_FSUSEPERC: | |
fed34a1e | 912 | str = get_vfs_attribute(dev, id); |
bc405d64 | 913 | break; |
9cca1ef2 KZ |
914 | case COL_FSVERSION: |
915 | prop = lsblk_device_get_properties(dev); | |
916 | if (prop && prop->fsversion) | |
917 | str = xstrdup(prop->fsversion); | |
918 | break; | |
2a4c734b | 919 | case COL_TARGET: |
f3aded3f | 920 | { |
c6648d2d KZ |
921 | const char *p = lsblk_device_get_mountpoint(dev); |
922 | if (p) | |
923 | str = xstrdup(p); | |
924 | break; | |
925 | } | |
926 | case COL_TARGETS: | |
927 | { | |
928 | size_t i, n = 0; | |
929 | struct ul_buffer buf = UL_INIT_BUFFER; | |
930 | struct libmnt_fs **fss = lsblk_device_get_filesystems(dev, &n); | |
931 | ||
932 | for (i = 0; i < n; i++) { | |
933 | struct libmnt_fs *fs = fss[i]; | |
934 | if (mnt_fs_is_swaparea(fs)) | |
935 | ul_buffer_append_string(&buf, "[SWAP]"); | |
936 | else | |
937 | ul_buffer_append_string(&buf, mnt_fs_get_target(fs)); | |
af4c7dac | 938 | ul_buffer_append_data(&buf, "\0", 1); |
c6648d2d | 939 | } |
2eab8ab4 | 940 | str = ul_buffer_get_data(&buf, datasiz, NULL); |
2a4c734b | 941 | break; |
f3aded3f | 942 | } |
37da403d KZ |
943 | case COL_FSROOTS: |
944 | { | |
945 | size_t i, n = 0; | |
946 | struct ul_buffer buf = UL_INIT_BUFFER; | |
947 | struct libmnt_fs **fss = lsblk_device_get_filesystems(dev, &n); | |
948 | ||
949 | for (i = 0; i < n; i++) { | |
950 | struct libmnt_fs *fs = fss[i]; | |
951 | const char *root = mnt_fs_get_root(fs); | |
952 | if (mnt_fs_is_swaparea(fs)) | |
953 | continue; | |
954 | ul_buffer_append_string(&buf, root ? root : "/"); | |
af4c7dac | 955 | ul_buffer_append_data(&buf, "\0", 1); |
37da403d | 956 | } |
2eab8ab4 | 957 | str = ul_buffer_get_data(&buf, datasiz, NULL); |
37da403d KZ |
958 | break; |
959 | } | |
2a4c734b | 960 | case COL_LABEL: |
fed34a1e | 961 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
962 | if (prop && prop->label) |
963 | str = xstrdup(prop->label); | |
2a4c734b MB |
964 | break; |
965 | case COL_UUID: | |
fed34a1e | 966 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
967 | if (prop && prop->uuid) |
968 | str = xstrdup(prop->uuid); | |
2a4c734b | 969 | break; |
1b06b33d | 970 | case COL_PTUUID: |
fed34a1e | 971 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
972 | if (prop && prop->ptuuid) |
973 | str = xstrdup(prop->ptuuid); | |
1b06b33d MB |
974 | break; |
975 | case COL_PTTYPE: | |
fed34a1e | 976 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
977 | if (prop && prop->pttype) |
978 | str = xstrdup(prop->pttype); | |
1b06b33d | 979 | break; |
4686ba17 | 980 | case COL_PARTTYPE: |
fed34a1e | 981 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
982 | if (prop && prop->parttype) |
983 | str = xstrdup(prop->parttype); | |
4686ba17 | 984 | break; |
107e9559 KZ |
985 | case COL_PARTTYPENAME: |
986 | prop = lsblk_device_get_properties(dev); | |
987 | if (prop && prop->parttype && prop->pttype) { | |
988 | const char *x = lsblk_parttype_code_to_string( | |
989 | prop->parttype, prop->pttype); | |
990 | if (x) | |
991 | str = xstrdup(x); | |
992 | } | |
993 | break; | |
aa0903e0 | 994 | case COL_PARTLABEL: |
fed34a1e | 995 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
996 | if (prop && prop->partlabel) |
997 | str = xstrdup(prop->partlabel); | |
aa0903e0 KZ |
998 | break; |
999 | case COL_PARTUUID: | |
fed34a1e | 1000 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
1001 | if (prop && prop->partuuid) |
1002 | str = xstrdup(prop->partuuid); | |
aa0903e0 | 1003 | break; |
5a2fd932 | 1004 | case COL_PARTFLAGS: |
fed34a1e | 1005 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
1006 | if (prop && prop->partflags) |
1007 | str = xstrdup(prop->partflags); | |
5a2fd932 | 1008 | break; |
e4ed8665 KZ |
1009 | case COL_PARTN: |
1010 | prop = lsblk_device_get_properties(dev); | |
1011 | if (prop && prop->partn) | |
1012 | str = xstrdup(prop->partn); | |
1013 | break; | |
88ca32b3 | 1014 | case COL_WWN: |
fed34a1e | 1015 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
1016 | if (prop && prop->wwn) |
1017 | str = xstrdup(prop->wwn); | |
88ca32b3 | 1018 | break; |
e054895f | 1019 | case COL_IDLINK: |
ef7d50a0 | 1020 | prop = lsblk_device_get_properties(dev); |
e054895f KZ |
1021 | if (prop && prop->idlink) |
1022 | str = xstrdup(prop->idlink); | |
ef7d50a0 | 1023 | break; |
875d6a31 KZ |
1024 | case COL_ID: |
1025 | prop = lsblk_device_get_properties(dev); | |
1026 | if (prop && prop->idlink) { | |
1027 | /* skip bus/subsystem prefix */ | |
1028 | const char *p = strchr(prop->idlink, '-'); | |
1029 | str = p && *(p + 1) ? xstrdup(p+1) : xstrdup(prop->idlink); | |
1030 | } | |
1031 | break; | |
150db7a9 | 1032 | case COL_RA: |
fed34a1e | 1033 | ul_path_read_string(dev->sysfs, &str, "queue/read_ahead_kb"); |
b816c845 KZ |
1034 | if (rawdata) |
1035 | str2u64(str, rawdata); | |
150db7a9 | 1036 | break; |
2a4c734b | 1037 | case COL_RO: |
fed34a1e | 1038 | str = xstrdup(is_readonly_device(dev) ? "1" : "0"); |
2a4c734b | 1039 | break; |
627970a7 | 1040 | case COL_RM: |
81a8936c | 1041 | str = xstrdup(is_removable_device(dev, parent) ? "1" : "0"); |
2a4c734b | 1042 | break; |
483987c2 | 1043 | case COL_HOTPLUG: |
fed34a1e | 1044 | str = sysfs_blkdev_is_hotpluggable(dev->sysfs) ? xstrdup("1") : xstrdup("0"); |
483987c2 | 1045 | break; |
2a4c734b | 1046 | case COL_ROTA: |
fed34a1e | 1047 | ul_path_read_string(dev->sysfs, &str, "queue/rotational"); |
2a4c734b | 1048 | break; |
12b06c3d | 1049 | case COL_RAND: |
fed34a1e | 1050 | ul_path_read_string(dev->sysfs, &str, "queue/add_random"); |
12b06c3d | 1051 | break; |
2a4c734b | 1052 | case COL_MODEL: |
10501add | 1053 | if (!device_is_partition(dev) && dev->nslaves == 0) { |
fed34a1e | 1054 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
1055 | if (prop && prop->model) |
1056 | str = xstrdup(prop->model); | |
13cbc6f2 | 1057 | else |
fed34a1e | 1058 | ul_path_read_string(dev->sysfs, &str, "device/model"); |
13cbc6f2 | 1059 | } |
d6681cee | 1060 | break; |
460c7afb | 1061 | case COL_SERIAL: |
10501add | 1062 | if (!device_is_partition(dev) && dev->nslaves == 0) { |
fed34a1e | 1063 | prop = lsblk_device_get_properties(dev); |
baad6dcc KZ |
1064 | if (prop && prop->serial) |
1065 | str = xstrdup(prop->serial); | |
3d305170 | 1066 | else |
fed34a1e | 1067 | ul_path_read_string(dev->sysfs, &str, "device/serial"); |
460c7afb KZ |
1068 | } |
1069 | break; | |
d6681cee | 1070 | case COL_REV: |
8e89dd8b MB |
1071 | if (!device_is_partition(dev) && dev->nslaves == 0) { |
1072 | prop = lsblk_device_get_properties(dev); | |
1073 | if (prop && prop->revision) | |
1074 | str = xstrdup(prop->revision); | |
1075 | else | |
1076 | ul_path_read_string(dev->sysfs, &str, "device/rev"); | |
1077 | } | |
99f43b72 MB |
1078 | break; |
1079 | case COL_VENDOR: | |
10501add | 1080 | if (!device_is_partition(dev) && dev->nslaves == 0) |
fed34a1e | 1081 | ul_path_read_string(dev->sysfs, &str, "device/vendor"); |
2a4c734b MB |
1082 | break; |
1083 | case COL_SIZE: | |
bb6e822a | 1084 | if (lsblk->bytes) |
fed34a1e | 1085 | xasprintf(&str, "%ju", dev->size); |
bb6e822a | 1086 | else |
fed34a1e | 1087 | str = size_to_human_string(SIZE_SUFFIX_1LETTER, dev->size); |
b816c845 KZ |
1088 | if (rawdata) |
1089 | *rawdata = dev->size; | |
2a4c734b | 1090 | break; |
856457bf KZ |
1091 | case COL_START: |
1092 | ul_path_read_string(dev->sysfs, &str, "start"); | |
b816c845 KZ |
1093 | if (rawdata) |
1094 | str2u64(str, rawdata); | |
856457bf | 1095 | break; |
01e487c0 | 1096 | case COL_STATE: |
10501add | 1097 | if (!device_is_partition(dev) && !dev->dm_name) |
fed34a1e KZ |
1098 | ul_path_read_string(dev->sysfs, &str, "device/state"); |
1099 | else if (dev->dm_name) { | |
01e487c0 | 1100 | int x = 0; |
fed34a1e | 1101 | if (ul_path_read_s32(dev->sysfs, &x, "dm/suspended") == 0) |
bb6e822a | 1102 | str = xstrdup(x ? "suspended" : "running"); |
01e487c0 | 1103 | } |
01e487c0 | 1104 | break; |
2a4c734b | 1105 | case COL_ALIOFF: |
fed34a1e | 1106 | ul_path_read_string(dev->sysfs, &str, "alignment_offset"); |
b816c845 KZ |
1107 | if (rawdata) |
1108 | str2u64(str, rawdata); | |
2a4c734b MB |
1109 | break; |
1110 | case COL_MINIO: | |
fed34a1e | 1111 | ul_path_read_string(dev->sysfs, &str, "queue/minimum_io_size"); |
b816c845 KZ |
1112 | if (rawdata) |
1113 | str2u64(str, rawdata); | |
2a4c734b MB |
1114 | break; |
1115 | case COL_OPTIO: | |
fed34a1e | 1116 | ul_path_read_string(dev->sysfs, &str, "queue/optimal_io_size"); |
b816c845 KZ |
1117 | if (rawdata) |
1118 | str2u64(str, rawdata); | |
2a4c734b MB |
1119 | break; |
1120 | case COL_PHYSEC: | |
fed34a1e | 1121 | ul_path_read_string(dev->sysfs, &str, "queue/physical_block_size"); |
b816c845 KZ |
1122 | if (rawdata) |
1123 | str2u64(str, rawdata); | |
2a4c734b MB |
1124 | break; |
1125 | case COL_LOGSEC: | |
fed34a1e | 1126 | ul_path_read_string(dev->sysfs, &str, "queue/logical_block_size"); |
b816c845 KZ |
1127 | if (rawdata) |
1128 | str2u64(str, rawdata); | |
2a4c734b MB |
1129 | break; |
1130 | case COL_SCHED: | |
fed34a1e | 1131 | str = get_scheduler(dev); |
2a4c734b | 1132 | break; |
64c9e22a | 1133 | case COL_RQ_SIZE: |
fed34a1e | 1134 | ul_path_read_string(dev->sysfs, &str, "queue/nr_requests"); |
b816c845 KZ |
1135 | if (rawdata) |
1136 | str2u64(str, rawdata); | |
64c9e22a | 1137 | break; |
18eac5ba | 1138 | case COL_TYPE: |
fed34a1e | 1139 | str = get_type(dev); |
18eac5ba | 1140 | break; |
699e5c4f MB |
1141 | case COL_HCTL: |
1142 | { | |
1143 | int h, c, t, l; | |
fed34a1e | 1144 | if (sysfs_blkdev_scsi_get_hctl(dev->sysfs, &h, &c, &t, &l) == 0) |
bb6e822a | 1145 | xasprintf(&str, "%d:%d:%d:%d", h, c, t, l); |
699e5c4f MB |
1146 | break; |
1147 | } | |
a5fb4d23 | 1148 | case COL_TRANSPORT: |
3769f26e KZ |
1149 | { |
1150 | const char *trans = get_transport(dev); | |
1151 | if (trans) | |
1152 | str = xstrdup(trans); | |
a5fb4d23 | 1153 | break; |
3769f26e | 1154 | } |
7f14ee1b | 1155 | case COL_SUBSYS: |
fed34a1e | 1156 | str = get_subsystems(dev); |
7f14ee1b | 1157 | break; |
2d232246 | 1158 | case COL_DALIGN: |
8a2f175c | 1159 | if (device_get_discard_granularity(dev) > 0) |
fed34a1e | 1160 | ul_path_read_string(dev->sysfs, &str, "discard_alignment"); |
bb6e822a KZ |
1161 | if (!str) |
1162 | str = xstrdup("0"); | |
b816c845 KZ |
1163 | if (rawdata) |
1164 | str2u64(str, rawdata); | |
2d232246 MP |
1165 | break; |
1166 | case COL_DGRAN: | |
642048e4 | 1167 | if (lsblk->bytes) { |
fed34a1e | 1168 | ul_path_read_string(dev->sysfs, &str, "queue/discard_granularity"); |
b816c845 KZ |
1169 | if (rawdata) |
1170 | str2u64(str, rawdata); | |
642048e4 | 1171 | } else { |
8a2f175c KZ |
1172 | uint64_t x = device_get_discard_granularity(dev); |
1173 | str = size_to_human_string(SIZE_SUFFIX_1LETTER, x); | |
b816c845 KZ |
1174 | if (rawdata) |
1175 | *rawdata = x; | |
9cfe1b9c | 1176 | } |
2d232246 MP |
1177 | break; |
1178 | case COL_DMAX: | |
b816c845 | 1179 | device_read_bytes(dev, "queue/discard_max_bytes", &str, rawdata); |
2d232246 MP |
1180 | break; |
1181 | case COL_DZERO: | |
8a2f175c | 1182 | if (device_get_discard_granularity(dev) > 0) |
fed34a1e | 1183 | ul_path_read_string(dev->sysfs, &str, "queue/discard_zeroes_data"); |
bb6e822a KZ |
1184 | if (!str) |
1185 | str = xstrdup("0"); | |
2d232246 | 1186 | break; |
2adb1a44 | 1187 | case COL_WSAME: |
b816c845 | 1188 | device_read_bytes(dev, "queue/write_same_max_bytes", &str, rawdata); |
bb6e822a KZ |
1189 | if (!str) |
1190 | str = xstrdup("0"); | |
2adb1a44 | 1191 | break; |
f2df4365 | 1192 | case COL_ZONED: |
fed34a1e | 1193 | ul_path_read_string(dev->sysfs, &str, "queue/zoned"); |
f2df4365 | 1194 | break; |
ca5f4bd0 NA |
1195 | case COL_ZONE_SZ: |
1196 | { | |
1197 | uint64_t x; | |
1198 | ||
1199 | if (ul_path_read_u64(dev->sysfs, &x, "queue/chunk_sectors") == 0) { | |
1200 | x <<= 9; | |
1201 | if (lsblk->bytes) | |
1202 | xasprintf(&str, "%ju", x); | |
1203 | else | |
1204 | str = size_to_human_string(SIZE_SUFFIX_1LETTER, x); | |
b816c845 KZ |
1205 | if (rawdata) |
1206 | *rawdata = x; | |
ca5f4bd0 NA |
1207 | } |
1208 | break; | |
1209 | } | |
1210 | case COL_ZONE_WGRAN: | |
b816c845 | 1211 | device_read_bytes(dev, "queue/zone_write_granularity", &str, rawdata); |
ca5f4bd0 NA |
1212 | break; |
1213 | case COL_ZONE_APP: | |
b816c845 | 1214 | device_read_bytes(dev, "queue/zone_append_max_bytes", &str, rawdata); |
ca5f4bd0 NA |
1215 | break; |
1216 | case COL_ZONE_NR: | |
1217 | ul_path_read_string(dev->sysfs, &str, "queue/nr_zones"); | |
b816c845 KZ |
1218 | if (rawdata) |
1219 | str2u64(str, rawdata); | |
ca5f4bd0 NA |
1220 | break; |
1221 | case COL_ZONE_OMAX: | |
1222 | ul_path_read_string(dev->sysfs, &str, "queue/max_open_zones"); | |
1223 | if (!str) | |
1224 | str = xstrdup("0"); | |
b816c845 KZ |
1225 | if (rawdata) |
1226 | str2u64(str, rawdata); | |
ca5f4bd0 NA |
1227 | break; |
1228 | case COL_ZONE_AMAX: | |
1229 | ul_path_read_string(dev->sysfs, &str, "queue/max_active_zones"); | |
1230 | if (!str) | |
1231 | str = xstrdup("0"); | |
b816c845 KZ |
1232 | if (rawdata) |
1233 | str2u64(str, rawdata); | |
ca5f4bd0 | 1234 | break; |
b239651b AI |
1235 | case COL_DAX: |
1236 | ul_path_read_string(dev->sysfs, &str, "queue/dax"); | |
1237 | break; | |
3b262733 | 1238 | case COL_MQ: |
1239 | process_mq(dev, &str); | |
1240 | break; | |
36e0914f KZ |
1241 | case COL_DISKSEQ: |
1242 | ul_path_read_string(dev->sysfs, &str, "diskseq"); | |
b816c845 KZ |
1243 | if (rawdata) |
1244 | str2u64(str, rawdata); | |
36e0914f | 1245 | break; |
2a4c734b | 1246 | }; |
bb6e822a | 1247 | |
d81e32bd | 1248 | return str; |
2a4c734b MB |
1249 | } |
1250 | ||
3e0b4a82 KZ |
1251 | static void device_fill_scols_cell(struct lsblk_device *dev, |
1252 | struct lsblk_device *parent, | |
1253 | struct libscols_line *ln, | |
1254 | size_t colnum) | |
1255 | { | |
1256 | struct libscols_cell *ce; | |
af5fa636 | 1257 | struct libscols_column *cl = scols_table_get_column(lsblk->table, colnum); |
3e0b4a82 KZ |
1258 | char *data; |
1259 | size_t datasiz = 0; | |
1260 | int rc, id = get_column_id(colnum); | |
1261 | ||
b0df377d | 1262 | if (lsblk->sort_id == id || scols_column_has_data_func(cl)) { |
b816c845 | 1263 | uint64_t rawdata = (uint64_t) -1; |
3e0b4a82 | 1264 | |
b816c845 KZ |
1265 | data = device_get_data(dev, parent, id, &rawdata, &datasiz); |
1266 | if (data && rawdata != (uint64_t) -1) | |
1267 | set_rawdata_u64(ln, colnum, rawdata); | |
af5fa636 KZ |
1268 | } else |
1269 | data = device_get_data(dev, parent, id, NULL, &datasiz); | |
3e0b4a82 KZ |
1270 | |
1271 | if (!data) | |
1272 | return; | |
1273 | DBG(DEV, ul_debugobj(dev, " refer data[%zu]=\"%s\"", colnum, data)); | |
1274 | ce = scols_line_get_cell(ln, colnum); | |
1275 | if (!ce) | |
1276 | return; | |
af4c7dac | 1277 | rc = datasiz ? scols_cell_refer_memory(ce, data, datasiz) |
3e0b4a82 KZ |
1278 | : scols_cell_refer_data(ce, data); |
1279 | if (rc) | |
1280 | err(EXIT_FAILURE, _("failed to add output data")); | |
1281 | } | |
1282 | ||
1283 | static int filter_filler_cb( | |
1284 | struct libscols_filter *fltr __attribute__((__unused__)), | |
1285 | struct libscols_line *ln, | |
1286 | size_t colnum, | |
1287 | void *userdata) | |
1288 | { | |
1289 | struct filler_data *fid = (struct filler_data *) userdata; | |
1290 | ||
1291 | device_fill_scols_cell(fid->dev, fid->parent, ln, colnum); | |
1292 | return 0; | |
1293 | } | |
1294 | ||
b93585e8 KZ |
1295 | /* |
1296 | * Adds data for all wanted columns about the device to the smartcols table | |
1297 | */ | |
d81e32bd KZ |
1298 | static void device_to_scols( |
1299 | struct lsblk_device *dev, | |
1300 | struct lsblk_device *parent, | |
1301 | struct libscols_table *tab, | |
1302 | struct libscols_line *parent_line) | |
2a4c734b | 1303 | { |
40b17508 | 1304 | size_t i; |
d81e32bd | 1305 | struct libscols_line *ln; |
f43b8297 KZ |
1306 | struct lsblk_iter itr; |
1307 | struct lsblk_device *child = NULL; | |
7de6a8a9 | 1308 | int link_group = 0, nocount = 0; |
2a4c734b | 1309 | |
fe22543d KZ |
1310 | |
1311 | DBG(DEV, ul_debugobj(dev, "add '%s' to scols", dev->name)); | |
1312 | ON_DBG(DEV, if (ul_path_isopen_dirfd(dev->sysfs)) ul_debugobj(dev, " %s ---> is open!", dev->name)); | |
ff7992d6 | 1313 | |
e3bb9bfb KZ |
1314 | if (!parent && dev->wholedisk) |
1315 | parent = dev->wholedisk; | |
1316 | ||
91b636b5 KZ |
1317 | /* Do not print device more than once on --list if tree order is not requested */ |
1318 | if (!(lsblk->flags & LSBLK_TREE) && !lsblk->force_tree_order && dev->is_printed) | |
0bd05f5e KZ |
1319 | return; |
1320 | ||
1321 | if (lsblk->merge && list_count_entries(&dev->parents) > 1) { | |
1322 | if (!lsblk_device_is_last_parent(dev, parent)) | |
1323 | return; | |
1324 | link_group = 1; | |
1325 | } | |
1326 | ||
1327 | ln = scols_table_new_line(tab, link_group ? NULL : parent_line); | |
d81e32bd | 1328 | if (!ln) |
780ce22c | 1329 | err(EXIT_FAILURE, _("failed to allocate output line")); |
2a4c734b | 1330 | |
0bd05f5e KZ |
1331 | dev->is_printed = 1; |
1332 | ||
3e0b4a82 | 1333 | /* filter lines, smartcols filter can ask for data */ |
9f55de78 | 1334 | if (lsblk->filter) { |
3e0b4a82 KZ |
1335 | int status = 0; |
1336 | struct filler_data fid = { | |
1337 | .dev = dev, | |
1338 | .parent = parent | |
1339 | }; | |
1340 | ||
9f55de78 | 1341 | scols_filter_set_filler_cb(lsblk->filter, |
3e0b4a82 KZ |
1342 | filter_filler_cb, (void *) &fid); |
1343 | ||
9f55de78 | 1344 | if (scols_line_apply_filter(ln, lsblk->filter, &status)) |
3e0b4a82 KZ |
1345 | err(EXIT_FAILURE, _("failed to apply filter")); |
1346 | if (status == 0) { | |
1347 | struct libscols_line *x = scols_line_get_parent(ln); | |
1348 | ||
1349 | if (x) | |
1350 | scols_line_remove_child(x, ln); | |
1aca4989 | 1351 | unref_line_rawdata(ln, tab); |
3e0b4a82 | 1352 | scols_table_remove_line(tab, ln); |
c4b78214 | 1353 | ln = NULL; |
3e0b4a82 KZ |
1354 | } |
1355 | } | |
1356 | ||
1357 | /* read column specific data and set it to smartcols table line */ | |
c4b78214 | 1358 | for (i = 0; ln && i < ncolumns; i++) { |
3e0b4a82 KZ |
1359 | if (scols_line_is_filled(ln, i)) |
1360 | continue; | |
1361 | device_fill_scols_cell(dev, parent, ln, i); | |
1362 | } | |
1363 | ||
c4b78214 | 1364 | if (ln && link_group) { |
0bd05f5e KZ |
1365 | struct lsblk_device *p; |
1366 | struct libscols_line *gr = parent_line; | |
1367 | ||
1368 | /* Merge all my parents to the one group */ | |
fe22543d | 1369 | DBG(DEV, ul_debugobj(dev, " grouping parents [--merge]")); |
0bd05f5e KZ |
1370 | lsblk_reset_iter(&itr, LSBLK_ITER_FORWARD); |
1371 | while (lsblk_device_next_parent(dev, &itr, &p) == 0) { | |
fe22543d KZ |
1372 | if (!p->scols_line) { |
1373 | DBG(DEV, ul_debugobj(dev, " *** ignore '%s' no scols line yet", p->name)); | |
0bd05f5e | 1374 | continue; |
fe22543d KZ |
1375 | } |
1376 | DBG(DEV, ul_debugobj(dev, " group '%s'", p->name)); | |
1377 | scols_table_group_lines(tab, p->scols_line, gr, 0); | |
0bd05f5e KZ |
1378 | } |
1379 | ||
1380 | /* Link the group -- this makes group->child connection */ | |
fe22543d | 1381 | DBG(DEV, ul_debugobj(dev, " linking the group [--merge]")); |
0bd05f5e KZ |
1382 | scols_line_link_group(ln, gr, 0); |
1383 | } | |
1384 | ||
7de6a8a9 KZ |
1385 | /* The same device could be printed more than once, don't use it in counter */ |
1386 | if (dev->scols_line) | |
1387 | nocount = 1; | |
f43b8297 | 1388 | |
0bd05f5e KZ |
1389 | dev->scols_line = ln; |
1390 | ||
ff7992d6 KZ |
1391 | if (dev->npartitions == 0) |
1392 | /* For partitions we often read from parental whole-disk sysfs, | |
1393 | * otherwise we can close */ | |
1394 | ul_path_close_dirfd(dev->sysfs); | |
1395 | ||
0bd05f5e | 1396 | lsblk_reset_iter(&itr, LSBLK_ITER_FORWARD); |
fe22543d KZ |
1397 | while (lsblk_device_next_child(dev, &itr, &child) == 0) { |
1398 | DBG(DEV, ul_debugobj(dev, "%s -> continue to child", dev->name)); | |
d81e32bd | 1399 | device_to_scols(child, dev, tab, ln); |
fe22543d KZ |
1400 | DBG(DEV, ul_debugobj(dev, "%s <- child done", dev->name)); |
1401 | } | |
ff7992d6 | 1402 | |
0398951e KZ |
1403 | /* apply highligther */ |
1404 | if (ln && lsblk->hlighter) { | |
c3317cdc KZ |
1405 | int status = 0; |
1406 | ||
9f55de78 | 1407 | if (scols_line_apply_filter(ln, lsblk->hlighter, &status) == 0 |
c3317cdc KZ |
1408 | && status) |
1409 | scols_line_set_color(ln, lsblk->hlighter_seq); | |
1410 | } | |
1411 | ||
0398951e | 1412 | /* apply counters */ |
7de6a8a9 KZ |
1413 | if (!nocount) { |
1414 | for (i = 0; ln && i < lsblk->ncts; i++) | |
1415 | scols_line_apply_filter(ln, lsblk->ct_filters[i], NULL); | |
1416 | } | |
0398951e | 1417 | |
ff7992d6 KZ |
1418 | /* Let's be careful with number of open files */ |
1419 | ul_path_close_dirfd(dev->sysfs); | |
f43b8297 KZ |
1420 | } |
1421 | ||
b93585e8 KZ |
1422 | /* |
1423 | * Walks on tree and adds one line for each device to the smartcols table | |
1424 | */ | |
f43b8297 KZ |
1425 | static void devtree_to_scols(struct lsblk_devtree *tr, struct libscols_table *tab) |
1426 | { | |
1427 | struct lsblk_iter itr; | |
1428 | struct lsblk_device *dev = NULL; | |
1429 | ||
1430 | lsblk_reset_iter(&itr, LSBLK_ITER_FORWARD); | |
1431 | ||
1432 | while (lsblk_devtree_next_root(tr, &itr, &dev) == 0) | |
d81e32bd | 1433 | device_to_scols(dev, NULL, tab, NULL); |
2a4c734b MB |
1434 | } |
1435 | ||
14bb8e3c KZ |
1436 | static int ignore_empty(struct lsblk_device *dev) |
1437 | { | |
c90a8f1a KZ |
1438 | /* show all non-empty devices */ |
1439 | if (dev->size) | |
14bb8e3c | 1440 | return 0; |
c90a8f1a | 1441 | |
554e866b KZ |
1442 | if (lsblk->noempty && dev->size == 0) |
1443 | return 1; | |
1444 | ||
c90a8f1a KZ |
1445 | /* ignore empty loop devices without backing file */ |
1446 | if (dev->maj == LOOPDEV_MAJOR && | |
1447 | !loopdev_has_backing_file(dev->filename)) | |
1448 | return 1; | |
1449 | ||
1450 | return 0; | |
14bb8e3c KZ |
1451 | } |
1452 | ||
b93585e8 KZ |
1453 | /* |
1454 | * Reads very basic information about the device from sysfs into the device struct | |
1455 | */ | |
b158bd29 | 1456 | static int initialize_device(struct lsblk_device *dev, |
fed34a1e | 1457 | struct lsblk_device *wholedisk, |
09a71aa1 | 1458 | const char *name) |
2a4c734b | 1459 | { |
766ab9b0 | 1460 | dev_t devno; |
2a4c734b | 1461 | |
b158bd29 KZ |
1462 | DBG(DEV, ul_debugobj(dev, "initialize %s [wholedisk=%p %s]", |
1463 | name, wholedisk, wholedisk ? wholedisk->name : "")); | |
7e786eca | 1464 | |
c8487d85 RS |
1465 | if (sysfs_devname_is_hidden(lsblk->sysroot, name)) { |
1466 | DBG(DEV, ul_debugobj(dev, "%s: hidden, ignore", name)); | |
1467 | return -1; | |
1468 | } | |
1469 | ||
fed34a1e | 1470 | dev->name = xstrdup(name); |
10501add KZ |
1471 | |
1472 | if (wholedisk) { | |
1473 | dev->wholedisk = wholedisk; | |
1474 | lsblk_ref_device(wholedisk); | |
1475 | } | |
2a4c734b | 1476 | |
fed34a1e KZ |
1477 | dev->filename = get_device_path(dev); |
1478 | if (!dev->filename) { | |
3bf2a36c | 1479 | DBG(DEV, ul_debugobj(dev, "%s: failed to get device path", dev->name)); |
270e66ec MB |
1480 | return -1; |
1481 | } | |
3bf2a36c | 1482 | DBG(DEV, ul_debugobj(dev, "%s: filename=%s", dev->name, dev->filename)); |
2a4c734b | 1483 | |
fed34a1e | 1484 | devno = __sysfs_devname_to_devno(lsblk->sysroot, dev->name, wholedisk ? wholedisk->name : NULL); |
270e66ec | 1485 | if (!devno) { |
3bf2a36c | 1486 | DBG(DEV, ul_debugobj(dev, "%s: unknown device name", dev->name)); |
270e66ec MB |
1487 | return -1; |
1488 | } | |
2a4c734b | 1489 | |
0e086f82 KZ |
1490 | dev->sysfs = ul_new_sysfs_path(devno, wholedisk ? wholedisk->sysfs : NULL, lsblk->sysroot); |
1491 | if (!dev->sysfs) { | |
1492 | DBG(DEV, ul_debugobj(dev, "%s: failed to initialize sysfs handler", dev->name)); | |
1493 | return -1; | |
270e66ec | 1494 | } |
766ab9b0 | 1495 | |
fed34a1e KZ |
1496 | dev->maj = major(devno); |
1497 | dev->min = minor(devno); | |
1498 | dev->size = 0; | |
2a4c734b | 1499 | |
fed34a1e KZ |
1500 | if (ul_path_read_u64(dev->sysfs, &dev->size, "size") == 0) /* in sectors */ |
1501 | dev->size <<= 9; /* in bytes */ | |
90e9fcda | 1502 | |
2a4c734b | 1503 | /* Ignore devices of zero size */ |
14bb8e3c | 1504 | if (!lsblk->all_devices && ignore_empty(dev)) { |
3bf2a36c | 1505 | DBG(DEV, ul_debugobj(dev, "zero size device -- ignore")); |
2a4c734b | 1506 | return -1; |
7e786eca | 1507 | } |
fed34a1e KZ |
1508 | if (is_dm(dev->name)) { |
1509 | ul_path_read_string(dev->sysfs, &dev->dm_name, "dm/name"); | |
1510 | if (!dev->dm_name) { | |
3bf2a36c | 1511 | DBG(DEV, ul_debugobj(dev, "%s: failed to get dm name", dev->name)); |
270e66ec MB |
1512 | return -1; |
1513 | } | |
766ab9b0 | 1514 | } |
2a4c734b | 1515 | |
fed34a1e KZ |
1516 | dev->npartitions = sysfs_blkdev_count_partitions(dev->sysfs, dev->name); |
1517 | dev->nholders = ul_path_count_dirents(dev->sysfs, "holders"); | |
1518 | dev->nslaves = ul_path_count_dirents(dev->sysfs, "slaves"); | |
2a4c734b | 1519 | |
3bf2a36c | 1520 | DBG(DEV, ul_debugobj(dev, "%s: npartitions=%d, nholders=%d, nslaves=%d", |
fed34a1e | 1521 | dev->name, dev->npartitions, dev->nholders, dev->nslaves)); |
7e786eca | 1522 | |
28ffc2b7 | 1523 | /* ignore non-SCSI devices */ |
fed34a1e | 1524 | if (lsblk->scsi && sysfs_blkdev_scsi_get_hctl(dev->sysfs, NULL, NULL, NULL, NULL)) { |
3bf2a36c | 1525 | DBG(DEV, ul_debugobj(dev, "non-scsi device -- ignore")); |
28ffc2b7 | 1526 | return -1; |
7e786eca | 1527 | } |
28ffc2b7 | 1528 | |
97afabf7 | 1529 | /* ignore non-NVMe devices */ |
1530 | if (lsblk->nvme) { | |
3769f26e | 1531 | const char *transport = get_transport(dev); |
97afabf7 | 1532 | |
1533 | if (!transport || strcmp(transport, "nvme")) { | |
1534 | DBG(DEV, ul_debugobj(dev, "non-nvme device -- ignore")); | |
1535 | return -1; | |
1536 | } | |
1537 | } | |
1538 | ||
1b3e8f5d | 1539 | /* ignore non-virtio devices */ |
1540 | if (lsblk->virtio) { | |
3769f26e | 1541 | const char *transport = get_transport(dev); |
1b3e8f5d | 1542 | |
1543 | if (!transport || strcmp(transport, "virtio")) { | |
1544 | DBG(DEV, ul_debugobj(dev, "non-virtio device -- ignore")); | |
1545 | return -1; | |
1546 | } | |
1547 | } | |
1548 | ||
3bf2a36c | 1549 | DBG(DEV, ul_debugobj(dev, "%s: context successfully initialized", dev->name)); |
2a4c734b MB |
1550 | return 0; |
1551 | } | |
1552 | ||
4ca3c472 | 1553 | static struct lsblk_device *devtree_get_device_or_new(struct lsblk_devtree *tr, |
583b6489 KZ |
1554 | struct lsblk_device *disk, |
1555 | const char *name) | |
1556 | { | |
1557 | struct lsblk_device *dev = lsblk_devtree_get_device(tr, name); | |
1558 | ||
1559 | if (!dev) { | |
10501add | 1560 | dev = lsblk_new_device(); |
583b6489 KZ |
1561 | if (!dev) |
1562 | err(EXIT_FAILURE, _("failed to allocate device")); | |
1563 | ||
b158bd29 | 1564 | if (initialize_device(dev, disk, name) != 0) { |
583b6489 KZ |
1565 | lsblk_unref_device(dev); |
1566 | return NULL; | |
1567 | } | |
1568 | lsblk_devtree_add_device(tr, dev); | |
1569 | lsblk_unref_device(dev); /* keep it referenced by devtree only */ | |
1570 | } else | |
1571 | DBG(DEV, ul_debugobj(dev, "%s: already processed", name)); | |
1572 | ||
1573 | return dev; | |
1574 | } | |
a0a76f42 | 1575 | |
94ebe1d3 KZ |
1576 | static struct lsblk_device *devtree_pktcdvd_get_dep( |
1577 | struct lsblk_devtree *tr, | |
1578 | struct lsblk_device *dev, | |
1579 | int want_slave) | |
1580 | { | |
1581 | char buf[PATH_MAX], *name; | |
1582 | dev_t devno; | |
1583 | ||
1584 | devno = lsblk_devtree_pktcdvd_get_mate(tr, | |
1585 | makedev(dev->maj, dev->min), !want_slave); | |
1586 | if (!devno) | |
1587 | return NULL; | |
1588 | ||
1589 | name = sysfs_devno_to_devname(devno, buf, sizeof(buf)); | |
1590 | if (!name) | |
1591 | return NULL; | |
1592 | ||
1593 | return devtree_get_device_or_new(tr, NULL, name); | |
1594 | } | |
1595 | ||
4ca3c472 KZ |
1596 | static int process_dependencies( |
1597 | struct lsblk_devtree *tr, | |
1598 | struct lsblk_device *dev, | |
1599 | int do_partitions); | |
09a71aa1 | 1600 | |
2a4c734b | 1601 | /* |
4ca3c472 | 1602 | * Read devices from whole-disk device into tree |
2a4c734b | 1603 | */ |
cf3c1bc7 | 1604 | static int process_partitions(struct lsblk_devtree *tr, struct lsblk_device *disk) |
2a4c734b MB |
1605 | { |
1606 | DIR *dir; | |
1607 | struct dirent *d; | |
2a4c734b | 1608 | |
cf3c1bc7 | 1609 | assert(disk); |
f31505fe | 1610 | |
09a71aa1 PR |
1611 | /* |
1612 | * Do not process further if there are no partitions for | |
1613 | * this device or the device itself is a partition. | |
1614 | */ | |
10501add | 1615 | if (!disk->npartitions || device_is_partition(disk)) |
cf3c1bc7 | 1616 | return -EINVAL; |
2a4c734b | 1617 | |
cf3c1bc7 | 1618 | DBG(DEV, ul_debugobj(disk, "%s: probe whole-disk for partitions", disk->name)); |
7e786eca | 1619 | |
cf3c1bc7 | 1620 | dir = ul_path_opendir(disk->sysfs, NULL); |
2a4c734b MB |
1621 | if (!dir) |
1622 | err(EXIT_FAILURE, _("failed to open device directory in sysfs")); | |
1623 | ||
1624 | while ((d = xreaddir(dir))) { | |
4ca3c472 | 1625 | struct lsblk_device *part; |
2a4c734b | 1626 | |
cf3c1bc7 | 1627 | if (!(sysfs_blkdev_is_partition_dirent(dir, d, disk->name))) |
270e66ec | 1628 | continue; |
09a71aa1 | 1629 | |
cf3c1bc7 | 1630 | DBG(DEV, ul_debugobj(disk, " checking %s", d->d_name)); |
7e786eca | 1631 | |
cf3c1bc7 | 1632 | part = devtree_get_device_or_new(tr, disk, d->d_name); |
4ca3c472 KZ |
1633 | if (!part) |
1634 | continue; | |
1635 | ||
cf3c1bc7 | 1636 | if (lsblk_device_new_dependence(disk, part) == 0) |
4ca3c472 | 1637 | process_dependencies(tr, part, 0); |
ff7992d6 KZ |
1638 | |
1639 | ul_path_close_dirfd(part->sysfs); | |
2a4c734b | 1640 | } |
09a71aa1 | 1641 | |
ff7992d6 KZ |
1642 | /* For partitions we need parental (whole-disk) sysfs directory pretty |
1643 | * often, so close it now when all is done */ | |
1644 | ul_path_close_dirfd(disk->sysfs); | |
1645 | ||
cf3c1bc7 | 1646 | DBG(DEV, ul_debugobj(disk, "probe whole-disk for partitions -- done")); |
2a4c734b | 1647 | closedir(dir); |
4ca3c472 | 1648 | return 0; |
09a71aa1 PR |
1649 | } |
1650 | ||
4ca3c472 | 1651 | static char *get_wholedisk_from_partition_dirent(DIR *dir, struct dirent *d, char *buf, size_t bufsz) |
09a71aa1 | 1652 | { |
09a71aa1 PR |
1653 | char *p; |
1654 | int len; | |
1655 | ||
4ca3c472 | 1656 | if ((len = readlinkat(dirfd(dir), d->d_name, buf, bufsz - 1)) < 0) |
09a71aa1 | 1657 | return 0; |
540d506f | 1658 | |
4ca3c472 | 1659 | buf[len] = '\0'; |
09a71aa1 PR |
1660 | |
1661 | /* The path ends with ".../<device>/<partition>" */ | |
4ca3c472 | 1662 | p = strrchr(buf, '/'); |
540d506f | 1663 | if (!p) |
4ca3c472 | 1664 | return NULL; |
540d506f KZ |
1665 | *p = '\0'; |
1666 | ||
4ca3c472 | 1667 | p = strrchr(buf, '/'); |
540d506f | 1668 | if (!p) |
4ca3c472 | 1669 | return NULL; |
540d506f | 1670 | p++; |
2a4c734b | 1671 | |
4ca3c472 | 1672 | return p; |
09a71aa1 PR |
1673 | } |
1674 | ||
1675 | /* | |
b93585e8 | 1676 | * Reads slaves/holders and partitions for specified device into device tree |
09a71aa1 | 1677 | */ |
4ca3c472 KZ |
1678 | static int process_dependencies( |
1679 | struct lsblk_devtree *tr, | |
1680 | struct lsblk_device *dev, | |
1681 | int do_partitions) | |
09a71aa1 PR |
1682 | { |
1683 | DIR *dir; | |
1684 | struct dirent *d; | |
540d506f | 1685 | const char *depname; |
94ebe1d3 | 1686 | struct lsblk_device *dep = NULL; |
09a71aa1 | 1687 | |
fed34a1e | 1688 | assert(dev); |
09a71aa1 | 1689 | |
57a06133 KZ |
1690 | if (lsblk->nodeps) |
1691 | return 0; | |
1692 | ||
4ca3c472 KZ |
1693 | /* read all or specified partition */ |
1694 | if (do_partitions && dev->npartitions) | |
1695 | process_partitions(tr, dev); | |
1696 | ||
4ca3c472 | 1697 | DBG(DEV, ul_debugobj(dev, "%s: reading dependencies", dev->name)); |
7e786eca | 1698 | |
4ca3c472 KZ |
1699 | if (!(lsblk->inverse ? dev->nslaves : dev->nholders)) { |
1700 | DBG(DEV, ul_debugobj(dev, " ignore (no slaves/holders)")); | |
94ebe1d3 | 1701 | goto done; |
4ca3c472 | 1702 | } |
09a71aa1 | 1703 | |
540d506f | 1704 | depname = lsblk->inverse ? "slaves" : "holders"; |
fed34a1e | 1705 | dir = ul_path_opendir(dev->sysfs, depname); |
4ca3c472 KZ |
1706 | if (!dir) { |
1707 | DBG(DEV, ul_debugobj(dev, " ignore (no slaves/holders directory)")); | |
94ebe1d3 | 1708 | goto done; |
4ca3c472 | 1709 | } |
ff7992d6 | 1710 | ul_path_close_dirfd(dev->sysfs); |
2a4c734b | 1711 | |
4ca3c472 | 1712 | DBG(DEV, ul_debugobj(dev, " %s: checking for '%s' dependence", dev->name, depname)); |
7e786eca | 1713 | |
2a4c734b | 1714 | while ((d = xreaddir(dir))) { |
ff7992d6 | 1715 | struct lsblk_device *disk = NULL; |
4ca3c472 | 1716 | |
09a71aa1 | 1717 | /* Is the dependency a partition? */ |
f153614c | 1718 | if (sysfs_blkdev_is_partition_dirent(dir, d, NULL)) { |
4ca3c472 KZ |
1719 | |
1720 | char buf[PATH_MAX]; | |
1721 | char *diskname; | |
4ca3c472 KZ |
1722 | |
1723 | DBG(DEV, ul_debugobj(dev, " %s: dependence is partition", d->d_name)); | |
1724 | ||
1725 | diskname = get_wholedisk_from_partition_dirent(dir, d, buf, sizeof(buf)); | |
1726 | if (diskname) | |
0e086f82 | 1727 | disk = devtree_get_device_or_new(tr, NULL, diskname); |
4ca3c472 KZ |
1728 | if (!disk) { |
1729 | DBG(DEV, ul_debugobj(dev, " ignore no wholedisk ???")); | |
ff7992d6 | 1730 | goto next; |
7e786eca | 1731 | } |
4ca3c472 | 1732 | |
0e086f82 | 1733 | dep = devtree_get_device_or_new(tr, disk, d->d_name); |
4ca3c472 | 1734 | if (!dep) |
ff7992d6 | 1735 | goto next; |
4ca3c472 KZ |
1736 | |
1737 | if (lsblk_device_new_dependence(dev, dep) == 0) | |
1738 | process_dependencies(tr, dep, 1); | |
1739 | ||
1740 | if (lsblk->inverse | |
1741 | && lsblk_device_new_dependence(dep, disk) == 0) | |
1742 | process_dependencies(tr, disk, 0); | |
270e66ec | 1743 | } |
09a71aa1 | 1744 | /* The dependency is a whole device. */ |
4ca3c472 KZ |
1745 | else { |
1746 | DBG(DEV, ul_debugobj(dev, " %s: %s: dependence is whole-disk", | |
fed34a1e | 1747 | dev->name, d->d_name)); |
4ca3c472 | 1748 | |
0e086f82 | 1749 | dep = devtree_get_device_or_new(tr, NULL, d->d_name); |
4ca3c472 | 1750 | if (!dep) |
ff7992d6 | 1751 | goto next; |
4ca3c472 KZ |
1752 | |
1753 | if (lsblk_device_new_dependence(dev, dep) == 0) | |
1754 | /* For inverse tree we don't want to show partitions | |
1755 | * if the dependence is on whole-disk */ | |
1756 | process_dependencies(tr, dep, lsblk->inverse ? 0 : 1); | |
7e786eca | 1757 | } |
ff7992d6 KZ |
1758 | next: |
1759 | if (dep && dep->sysfs) | |
1760 | ul_path_close_dirfd(dep->sysfs); | |
1761 | if (disk && disk->sysfs) | |
1762 | ul_path_close_dirfd(disk->sysfs); | |
2a4c734b MB |
1763 | } |
1764 | closedir(dir); | |
94ebe1d3 KZ |
1765 | done: |
1766 | dep = devtree_pktcdvd_get_dep(tr, dev, lsblk->inverse); | |
1767 | ||
1768 | if (dep && lsblk_device_new_dependence(dev, dep) == 0) { | |
1769 | lsblk_devtree_remove_root(tr, dep); | |
1770 | process_dependencies(tr, dep, lsblk->inverse ? 0 : 1); | |
1771 | } | |
2a4c734b MB |
1772 | |
1773 | return 0; | |
1774 | } | |
1775 | ||
b93585e8 KZ |
1776 | /* |
1777 | * Defines the device as root node in the device tree and walks on all dependencies of the device. | |
1778 | */ | |
e7b5353e | 1779 | static int __process_one_device(struct lsblk_devtree *tr, char *devname, dev_t devno) |
2a4c734b | 1780 | { |
291606fa | 1781 | struct lsblk_device *dev = NULL; |
ff7992d6 | 1782 | struct lsblk_device *disk = NULL; |
1539750f | 1783 | char buf[PATH_MAX + 1], *name = NULL, *diskname = NULL; |
1539750f | 1784 | int real_part = 0, rc = -EINVAL; |
2a4c734b | 1785 | |
106e6960 | 1786 | if (devno == 0 && devname) { |
e7b5353e KZ |
1787 | struct stat st; |
1788 | ||
1789 | DBG(DEV, ul_debug("%s: reading alone device", devname)); | |
1790 | ||
1791 | if (stat(devname, &st) || !S_ISBLK(st.st_mode)) { | |
1792 | warnx(_("%s: not a block device"), devname); | |
1793 | goto leave; | |
1794 | } | |
1795 | devno = st.st_rdev; | |
106e6960 | 1796 | } else if (devno) { |
e7b5353e | 1797 | DBG(DEV, ul_debug("%d:%d: reading alone device", major(devno), minor(devno))); |
106e6960 KZ |
1798 | } else { |
1799 | assert(devno || devname); | |
1800 | return -EINVAL; | |
1801 | } | |
da30cb2a | 1802 | |
f153614c KZ |
1803 | /* TODO: sysfs_devno_to_devname() internally initializes path_cxt, it |
1804 | * would be better to use ul_new_sysfs_path() + sysfs_blkdev_get_name() | |
b158bd29 | 1805 | * and reuse path_cxt for initialize_device() |
f153614c | 1806 | */ |
e7b5353e | 1807 | name = sysfs_devno_to_devname(devno, buf, sizeof(buf)); |
f153614c | 1808 | if (!name) { |
e7b5353e KZ |
1809 | if (devname) |
1810 | warn(_("%s: failed to get sysfs name"), devname); | |
1539750f | 1811 | goto leave; |
2a4c734b | 1812 | } |
3273ce07 | 1813 | name = xstrdup(name); |
da30cb2a PR |
1814 | |
1815 | if (!strncmp(name, "dm-", 3)) { | |
1816 | /* dm mapping is never a real partition! */ | |
1817 | real_part = 0; | |
1818 | } else { | |
ff7992d6 KZ |
1819 | dev_t diskno = 0; |
1820 | ||
1821 | if (blkid_devno_to_wholedisk(devno, buf, sizeof(buf), &diskno)) { | |
e7b5353e | 1822 | warn(_("%s: failed to get whole-disk device number"), name); |
1539750f | 1823 | goto leave; |
da30cb2a PR |
1824 | } |
1825 | diskname = buf; | |
ff7992d6 | 1826 | real_part = devno != diskno; |
da30cb2a PR |
1827 | } |
1828 | ||
1829 | if (!real_part) { | |
2a4c734b | 1830 | /* |
09a71aa1 | 1831 | * Device is not a partition. |
2a4c734b | 1832 | */ |
4ca3c472 KZ |
1833 | DBG(DEV, ul_debug(" non-partition")); |
1834 | ||
0e086f82 | 1835 | dev = devtree_get_device_or_new(tr, NULL, name); |
291606fa | 1836 | if (!dev) |
270e66ec | 1837 | goto leave; |
291606fa | 1838 | |
4ca3c472 KZ |
1839 | lsblk_devtree_add_root(tr, dev); |
1840 | process_dependencies(tr, dev, !lsblk->inverse); | |
270e66ec | 1841 | } else { |
2a4c734b | 1842 | /* |
291606fa | 1843 | * Partition, read sysfs name of the disk device |
2a4c734b | 1844 | */ |
4ca3c472 KZ |
1845 | DBG(DEV, ul_debug(" partition")); |
1846 | ||
0e086f82 KZ |
1847 | disk = devtree_get_device_or_new(tr, NULL, diskname); |
1848 | if (!disk) | |
270e66ec | 1849 | goto leave; |
291606fa | 1850 | |
0e086f82 | 1851 | dev = devtree_get_device_or_new(tr, disk, name); |
291606fa | 1852 | if (!dev) |
270e66ec | 1853 | goto leave; |
09a71aa1 | 1854 | |
4ca3c472 KZ |
1855 | lsblk_devtree_add_root(tr, dev); |
1856 | process_dependencies(tr, dev, 1); | |
291606fa | 1857 | |
4ca3c472 | 1858 | if (lsblk->inverse |
0e086f82 KZ |
1859 | && lsblk_device_new_dependence(dev, disk) == 0) |
1860 | process_dependencies(tr, disk, 0); | |
ff7992d6 KZ |
1861 | else |
1862 | ul_path_close_dirfd(disk->sysfs); | |
2a4c734b MB |
1863 | } |
1864 | ||
1539750f | 1865 | rc = 0; |
270e66ec | 1866 | leave: |
ff7992d6 KZ |
1867 | if (dev && dev->sysfs) |
1868 | ul_path_close_dirfd(dev->sysfs); | |
1869 | if (disk && disk->sysfs) | |
1870 | ul_path_close_dirfd(disk->sysfs); | |
da30cb2a | 1871 | free(name); |
1539750f | 1872 | return rc; |
2a4c734b MB |
1873 | } |
1874 | ||
e7b5353e KZ |
1875 | static int process_one_device(struct lsblk_devtree *tr, char *devname) |
1876 | { | |
106e6960 | 1877 | assert(devname); |
e7b5353e KZ |
1878 | return __process_one_device(tr, devname, 0); |
1879 | } | |
1880 | ||
1881 | /* | |
1882 | * The /sys/block contains only root devices, and no partitions. It seems more | |
1883 | * simple to scan /sys/dev/block where are all devices without exceptions to get | |
1884 | * top-level devices for the reverse tree. | |
1885 | */ | |
1886 | static int process_all_devices_inverse(struct lsblk_devtree *tr) | |
e15c9e3d KZ |
1887 | { |
1888 | DIR *dir; | |
1889 | struct dirent *d; | |
e7b5353e KZ |
1890 | struct path_cxt *pc = ul_new_path(_PATH_SYS_DEVBLOCK); |
1891 | ||
1892 | assert(lsblk->inverse); | |
e15c9e3d KZ |
1893 | |
1894 | if (!pc) | |
1895 | err(EXIT_FAILURE, _("failed to allocate /sys handler")); | |
1896 | ||
1897 | ul_path_set_prefix(pc, lsblk->sysroot); | |
e7b5353e KZ |
1898 | dir = ul_path_opendir(pc, NULL); |
1899 | if (!dir) | |
1900 | goto done; | |
1901 | ||
1902 | DBG(DEV, ul_debug("iterate on " _PATH_SYS_DEVBLOCK)); | |
1903 | ||
1904 | while ((d = xreaddir(dir))) { | |
1905 | dev_t devno; | |
1906 | int maj, min; | |
e15c9e3d | 1907 | |
e7b5353e KZ |
1908 | DBG(DEV, ul_debug(" %s dentry", d->d_name)); |
1909 | ||
1910 | if (sscanf(d->d_name, "%d:%d", &maj, &min) != 2) | |
1911 | continue; | |
1912 | devno = makedev(maj, min); | |
1913 | ||
1914 | if (is_maj_excluded(maj) || !is_maj_included(maj)) | |
1915 | continue; | |
1916 | if (ul_path_countf_dirents(pc, "%s/holders", d->d_name) != 0) | |
1917 | continue; | |
1918 | if (sysfs_devno_count_partitions(devno) != 0) | |
1919 | continue; | |
1920 | __process_one_device(tr, NULL, devno); | |
1921 | } | |
1922 | ||
1923 | closedir(dir); | |
1924 | done: | |
1925 | ul_unref_path(pc); | |
1926 | DBG(DEV, ul_debug("iterate on " _PATH_SYS_DEVBLOCK " -- done")); | |
1927 | return 0; | |
1928 | } | |
1929 | ||
b93585e8 KZ |
1930 | /* |
1931 | * Reads root nodes (devices) from /sys/block into devices tree | |
1932 | */ | |
e7b5353e KZ |
1933 | static int process_all_devices(struct lsblk_devtree *tr) |
1934 | { | |
1935 | DIR *dir; | |
1936 | struct dirent *d; | |
1937 | struct path_cxt *pc; | |
1938 | ||
1939 | assert(lsblk->inverse == 0); | |
1940 | ||
1941 | pc = ul_new_path(_PATH_SYS_BLOCK); | |
1942 | if (!pc) | |
1943 | err(EXIT_FAILURE, _("failed to allocate /sys handler")); | |
1944 | ||
1945 | ul_path_set_prefix(pc, lsblk->sysroot); | |
e15c9e3d KZ |
1946 | dir = ul_path_opendir(pc, NULL); |
1947 | if (!dir) | |
1948 | goto done; | |
1949 | ||
e7b5353e | 1950 | DBG(DEV, ul_debug("iterate on " _PATH_SYS_BLOCK)); |
e15c9e3d KZ |
1951 | |
1952 | while ((d = xreaddir(dir))) { | |
ff7992d6 | 1953 | struct lsblk_device *dev = NULL; |
e15c9e3d KZ |
1954 | |
1955 | DBG(DEV, ul_debug(" %s dentry", d->d_name)); | |
e15c9e3d KZ |
1956 | dev = devtree_get_device_or_new(tr, NULL, d->d_name); |
1957 | if (!dev) | |
ff7992d6 | 1958 | goto next; |
e15c9e3d KZ |
1959 | |
1960 | /* remove unwanted devices */ | |
1961 | if (is_maj_excluded(dev->maj) || !is_maj_included(dev->maj)) { | |
1962 | DBG(DEV, ul_debug(" %s: ignore (by filter)", d->d_name)); | |
1963 | lsblk_devtree_remove_device(tr, dev); | |
f6f8a671 | 1964 | dev = NULL; |
ff7992d6 | 1965 | goto next; |
e15c9e3d KZ |
1966 | } |
1967 | ||
e7b5353e KZ |
1968 | if (dev->nslaves) { |
1969 | DBG(DEV, ul_debug(" %s: ignore (in-middle)", d->d_name)); | |
ff7992d6 | 1970 | goto next; |
e15c9e3d | 1971 | } |
0bd05f5e | 1972 | |
e7b5353e KZ |
1973 | lsblk_devtree_add_root(tr, dev); |
1974 | process_dependencies(tr, dev, 1); | |
ff7992d6 KZ |
1975 | next: |
1976 | /* Let's be careful with number of open files */ | |
1977 | if (dev && dev->sysfs) | |
1978 | ul_path_close_dirfd(dev->sysfs); | |
e15c9e3d KZ |
1979 | } |
1980 | ||
1981 | closedir(dir); | |
1982 | done: | |
1983 | ul_unref_path(pc); | |
1984 | DBG(DEV, ul_debug("iterate on " _PATH_SYS_BLOCK " -- done")); | |
1985 | return 0; | |
1986 | } | |
1987 | ||
b93585e8 KZ |
1988 | /* |
1989 | * Parses major numbers as specified on lsblk command line | |
1990 | */ | |
2dc03af7 | 1991 | static void parse_excludes(const char *str0) |
2a4c734b | 1992 | { |
2dc03af7 KZ |
1993 | const char *str = str0; |
1994 | ||
2a4c734b MB |
1995 | while (str && *str) { |
1996 | char *end = NULL; | |
ed34643c | 1997 | unsigned long n; |
2a4c734b MB |
1998 | |
1999 | errno = 0; | |
2000 | n = strtoul(str, &end, 10); | |
2001 | ||
2dc03af7 KZ |
2002 | if (end == str || (end && *end && *end != ',')) |
2003 | errx(EXIT_FAILURE, _("failed to parse list '%s'"), str0); | |
2004 | if (errno != 0 && (n == ULONG_MAX || n == 0)) | |
2005 | err(EXIT_FAILURE, _("failed to parse list '%s'"), str0); | |
2a4c734b MB |
2006 | excludes[nexcludes++] = n; |
2007 | ||
2008 | if (nexcludes == ARRAY_SIZE(excludes)) | |
f14f02f5 | 2009 | /* TRANSLATORS: The standard value for %d is 256. */ |
2a4c734b MB |
2010 | errx(EXIT_FAILURE, _("the list of excluded devices is " |
2011 | "too large (limit is %d devices)"), | |
2012 | (int)ARRAY_SIZE(excludes)); | |
2dc03af7 | 2013 | |
2a4c734b MB |
2014 | str = end && *end ? end + 1 : NULL; |
2015 | } | |
2016 | } | |
2017 | ||
b93585e8 KZ |
2018 | /* |
2019 | * Parses major numbers as specified on lsblk command line | |
2020 | * (TODO: what about refactor and merge parse_excludes() and parse_includes().) | |
2021 | */ | |
2dc03af7 | 2022 | static void parse_includes(const char *str0) |
2ef4e8ba | 2023 | { |
2dc03af7 KZ |
2024 | const char *str = str0; |
2025 | ||
2ef4e8ba KZ |
2026 | while (str && *str) { |
2027 | char *end = NULL; | |
2028 | unsigned long n; | |
2029 | ||
2030 | errno = 0; | |
2031 | n = strtoul(str, &end, 10); | |
2032 | ||
2dc03af7 KZ |
2033 | if (end == str || (end && *end && *end != ',')) |
2034 | errx(EXIT_FAILURE, _("failed to parse list '%s'"), str0); | |
2035 | if (errno != 0 && (n == ULONG_MAX || n == 0)) | |
2036 | err(EXIT_FAILURE, _("failed to parse list '%s'"), str0); | |
2ef4e8ba KZ |
2037 | includes[nincludes++] = n; |
2038 | ||
2039 | if (nincludes == ARRAY_SIZE(includes)) | |
2040 | /* TRANSLATORS: The standard value for %d is 256. */ | |
2041 | errx(EXIT_FAILURE, _("the list of included devices is " | |
2042 | "too large (limit is %d devices)"), | |
2043 | (int)ARRAY_SIZE(includes)); | |
2044 | str = end && *end ? end + 1 : NULL; | |
2045 | } | |
2046 | } | |
2047 | ||
642048e4 | 2048 | /* |
b816c845 | 2049 | * see set_rawdata_u64() and columns initialization in main() |
642048e4 KZ |
2050 | */ |
2051 | static int cmp_u64_cells(struct libscols_cell *a, | |
2052 | struct libscols_cell *b, | |
2053 | __attribute__((__unused__)) void *data) | |
2054 | { | |
2055 | uint64_t *adata = (uint64_t *) scols_cell_get_userdata(a), | |
2056 | *bdata = (uint64_t *) scols_cell_get_userdata(b); | |
2057 | ||
2058 | if (adata == NULL && bdata == NULL) | |
2059 | return 0; | |
2060 | if (adata == NULL) | |
2061 | return -1; | |
2062 | if (bdata == NULL) | |
2063 | return 1; | |
2064 | return *adata == *bdata ? 0 : *adata >= *bdata ? 1 : -1; | |
2065 | } | |
2066 | ||
af5fa636 KZ |
2067 | static void *get_u64_cell(const struct libscols_column *cl __attribute__((__unused__)), |
2068 | struct libscols_cell *ce, | |
2069 | void *data __attribute__((__unused__))) | |
2070 | { | |
2071 | return scols_cell_get_userdata(ce); | |
2072 | } | |
2073 | ||
dc4662f0 KZ |
2074 | static void device_set_dedupkey( |
2075 | struct lsblk_device *dev, | |
2076 | struct lsblk_device *parent, | |
2077 | int id) | |
2078 | { | |
2079 | struct lsblk_iter itr; | |
2080 | struct lsblk_device *child = NULL; | |
2081 | ||
2eab8ab4 | 2082 | dev->dedupkey = device_get_data(dev, parent, id, NULL, NULL); |
dc4662f0 KZ |
2083 | if (dev->dedupkey) |
2084 | DBG(DEV, ul_debugobj(dev, "%s: de-duplication key: %s", dev->name, dev->dedupkey)); | |
2085 | ||
2086 | if (dev->npartitions == 0) | |
2087 | /* For partitions we often read from parental whole-disk sysfs, | |
2088 | * otherwise we can close */ | |
2089 | ul_path_close_dirfd(dev->sysfs); | |
2090 | ||
2091 | lsblk_reset_iter(&itr, LSBLK_ITER_FORWARD); | |
2092 | ||
2093 | while (lsblk_device_next_child(dev, &itr, &child) == 0) | |
2094 | device_set_dedupkey(child, dev, id); | |
2095 | ||
2096 | /* Let's be careful with number of open files */ | |
2097 | ul_path_close_dirfd(dev->sysfs); | |
2098 | } | |
2099 | ||
2100 | static void devtree_set_dedupkeys(struct lsblk_devtree *tr, int id) | |
2101 | { | |
2102 | struct lsblk_iter itr; | |
2103 | struct lsblk_device *dev = NULL; | |
2104 | ||
2105 | lsblk_reset_iter(&itr, LSBLK_ITER_FORWARD); | |
2106 | ||
2107 | while (lsblk_devtree_next_root(tr, &itr, &dev) == 0) | |
2108 | device_set_dedupkey(dev, NULL, id); | |
2109 | } | |
2110 | ||
9f55de78 | 2111 | static struct libscols_filter *new_filter(const char *query) |
3e0b4a82 KZ |
2112 | { |
2113 | struct libscols_filter *f; | |
3e0b4a82 KZ |
2114 | |
2115 | f = scols_new_filter(NULL); | |
2116 | if (!f) | |
2117 | err(EXIT_FAILURE, _("failed to allocate filter")); | |
0398951e | 2118 | if (query && scols_filter_parse_string(f, query) != 0) |
3e0b4a82 KZ |
2119 | errx(EXIT_FAILURE, _("failed to parse \"%s\": %s"), query, |
2120 | scols_filter_get_errmsg(f)); | |
9f55de78 KZ |
2121 | return f; |
2122 | } | |
2123 | ||
0398951e KZ |
2124 | static struct libscols_filter *new_counter_filter(const char *query) |
2125 | { | |
2126 | lsblk->ct_filters = xreallocarray(lsblk->ct_filters, lsblk->ncts + 1, | |
2127 | sizeof(struct libscols_filter *)); | |
2128 | ||
2129 | lsblk->ct_filters[lsblk->ncts] = new_filter(query); | |
2130 | lsblk->ncts++; | |
2131 | ||
2132 | return lsblk->ct_filters[lsblk->ncts - 1]; | |
2133 | } | |
2134 | ||
2135 | static void set_counter_properties(const char *str0) | |
2136 | { | |
2137 | struct libscols_filter *fltr = NULL; | |
2138 | struct libscols_counter *ct; | |
2139 | char *p, *str = xstrdup(str0); | |
2140 | char *name = NULL, *param = NULL, *func = NULL; | |
2141 | ||
2142 | for (p = strtok(str, ":"); p != NULL; p = strtok((char *)0, ":")) { | |
2143 | if (!name) | |
2144 | name = p; | |
2145 | else if (!param) | |
2146 | param = p; | |
2147 | else if (!func) | |
2148 | func = p; | |
2149 | else | |
2150 | errx(EXIT_FAILURE, _("unexpected counter specification: %s"), str0); | |
2151 | } | |
2152 | ||
2153 | if (!name) | |
2154 | errx(EXIT_FAILURE, _("counter not properly specified")); | |
2155 | ||
2156 | /* use the latest counter filter (--ct-filter) or create empty */ | |
2157 | if (lsblk->ncts) | |
2158 | fltr = lsblk->ct_filters[lsblk->ncts - 1]; | |
2159 | else | |
2160 | fltr = new_counter_filter(NULL); | |
2161 | ||
2162 | ct = scols_filter_new_counter(fltr); | |
2163 | if (!ct) | |
2164 | err(EXIT_FAILURE, _("failed to allocate counter")); | |
2165 | ||
2166 | scols_counter_set_name(ct, name); | |
2167 | if (param) | |
2168 | scols_counter_set_param(ct, param); | |
2169 | if (func) { | |
2170 | int x; | |
2171 | ||
2172 | if (strcmp(func, "max") == 0) | |
2173 | x = SCOLS_COUNTER_MAX; | |
2174 | else if (strcmp(func, "min") == 0) | |
2175 | x = SCOLS_COUNTER_MIN; | |
2176 | else if (strcmp(func, "sum") == 0) | |
2177 | x = SCOLS_COUNTER_SUM; | |
2178 | else if (strcmp(func, "count") == 0) | |
2179 | x = SCOLS_COUNTER_COUNT; | |
2180 | else | |
2181 | errx(EXIT_FAILURE, _("unsupported counter type: %s"), func); | |
2182 | ||
2183 | scols_counter_set_func(ct, x); | |
2184 | } | |
2185 | free(str); | |
2186 | } | |
2187 | ||
2188 | static void print_counters(void) | |
2189 | { | |
2190 | struct libscols_iter *itr; | |
2191 | size_t i; | |
2192 | ||
2193 | fputc('\n', stdout); | |
2194 | fputs(_("Summary:\n"), stdout); | |
2195 | ||
2196 | itr = scols_new_iter(SCOLS_ITER_FORWARD); | |
2197 | if (!itr) | |
2198 | err(EXIT_FAILURE, _("failed to allocate iterator")); | |
2199 | ||
2200 | for (i = 0; i < lsblk->ncts; i++) { | |
2201 | struct libscols_filter *fltr = lsblk->ct_filters[i]; | |
2202 | struct libscols_counter *ct = NULL; | |
2203 | ||
2204 | scols_reset_iter(itr, SCOLS_ITER_FORWARD); | |
2205 | while (scols_filter_next_counter(fltr, itr, &ct) == 0) { | |
2206 | printf("%16llu %s\n", | |
2207 | scols_counter_get_result(ct), | |
2208 | scols_counter_get_name(ct)); | |
2209 | } | |
2210 | } | |
2211 | ||
2212 | scols_free_iter(itr); | |
2213 | } | |
2214 | ||
f7c9b28a KZ |
2215 | static void set_column_type(const struct colinfo *ci, struct libscols_column *cl, int fl) |
2216 | { | |
2217 | switch (ci->type) { | |
2218 | case COLTYPE_SIZE: | |
af5fa636 | 2219 | /* See init_scols_filter(), it may overwrite the type */ |
f7c9b28a KZ |
2220 | if (!lsblk->bytes) |
2221 | break; | |
2222 | /* fallthrough */ | |
2223 | case COLTYPE_NUM: | |
2224 | scols_column_set_json_type(cl, SCOLS_JSON_NUMBER); | |
af5fa636 KZ |
2225 | scols_column_set_data_type(cl, SCOLS_DATA_U64); |
2226 | return; | |
f7c9b28a KZ |
2227 | case COLTYPE_BOOL: |
2228 | scols_column_set_json_type(cl, SCOLS_JSON_BOOLEAN); | |
af5fa636 KZ |
2229 | scols_column_set_data_type(cl, SCOLS_DATA_BOOLEAN); |
2230 | return; | |
f7c9b28a | 2231 | default: |
f7c9b28a KZ |
2232 | break; |
2233 | } | |
af5fa636 KZ |
2234 | |
2235 | /* default */ | |
2236 | if (fl & SCOLS_FL_WRAP) | |
2237 | scols_column_set_json_type(cl, SCOLS_JSON_ARRAY_STRING); | |
2238 | else | |
2239 | scols_column_set_json_type(cl, SCOLS_JSON_STRING); | |
2240 | ||
2241 | scols_column_set_data_type(cl, SCOLS_DATA_STRING); | |
f7c9b28a KZ |
2242 | } |
2243 | ||
9f55de78 KZ |
2244 | static void init_scols_filter(struct libscols_table *tb, struct libscols_filter *f) |
2245 | { | |
2246 | struct libscols_iter *itr; | |
2247 | const char *name = NULL; | |
15a07bc7 | 2248 | int nerrs = 0; |
3e0b4a82 KZ |
2249 | |
2250 | itr = scols_new_iter(SCOLS_ITER_FORWARD); | |
2251 | if (!itr) | |
2252 | err(EXIT_FAILURE, _("failed to allocate iterator")); | |
2253 | ||
2254 | while (scols_filter_next_holder(f, itr, &name, 0) == 0) { | |
2255 | struct libscols_column *col = scols_table_get_column_by_name(tb, name); | |
af5fa636 KZ |
2256 | int id = column_name_to_id(name, strlen(name)); |
2257 | const struct colinfo *ci = id >= 0 ? &infos[id] : NULL; | |
3e0b4a82 | 2258 | |
15a07bc7 KZ |
2259 | if (!ci) { |
2260 | nerrs++; | |
2261 | continue; /* report all unknown columns */ | |
2262 | } | |
af5fa636 | 2263 | if (!col) { |
3e0b4a82 | 2264 | add_column(id); |
0d6a0a6e | 2265 | col = scols_table_new_column(tb, ci->name, |
3e0b4a82 KZ |
2266 | ci->whint, SCOLS_FL_HIDDEN); |
2267 | if (!col) | |
2268 | err(EXIT_FAILURE,_("failed to allocate output column")); | |
f7c9b28a KZ |
2269 | |
2270 | set_column_type(ci, col, ci->flags); | |
3e0b4a82 | 2271 | } |
af5fa636 KZ |
2272 | |
2273 | /* For sizes use rawdata (u64) rather than strings from table */ | |
2274 | if (ci->type == COLTYPE_SIZE | |
2275 | && !lsblk->bytes | |
b0df377d | 2276 | && !scols_column_has_data_func(col)) { |
af5fa636 KZ |
2277 | |
2278 | scols_column_set_data_type(col, SCOLS_DATA_U64); | |
b0df377d | 2279 | scols_column_set_data_func(col, get_u64_cell, NULL); |
af5fa636 KZ |
2280 | lsblk->rawdata = 1; |
2281 | } | |
2282 | ||
3e0b4a82 KZ |
2283 | scols_filter_assign_column(f, itr, name, col); |
2284 | } | |
2285 | ||
2286 | scols_free_iter(itr); | |
15a07bc7 KZ |
2287 | |
2288 | if (!nerrs) | |
2289 | return; | |
2290 | ||
3e0b4a82 KZ |
2291 | errx(EXIT_FAILURE, _("failed to initialize filter")); |
2292 | } | |
2293 | ||
0398951e | 2294 | |
86be6a32 | 2295 | static void __attribute__((__noreturn__)) usage(void) |
2a4c734b | 2296 | { |
86be6a32 | 2297 | FILE *out = stdout; |
2a4c734b | 2298 | |
39b232c1 SK |
2299 | fputs(USAGE_HEADER, out); |
2300 | fprintf(out, _(" %s [options] [<device> ...]\n"), program_invocation_short_name); | |
451dbcfa BS |
2301 | |
2302 | fputs(USAGE_SEPARATOR, out); | |
2303 | fputs(_("List information about block devices.\n"), out); | |
2304 | ||
39b232c1 | 2305 | fputs(USAGE_OPTIONS, out); |
1e090fdc | 2306 | fputs(_(" -A, --noempty don't print empty devices\n"), out); |
0bd05f5e KZ |
2307 | fputs(_(" -D, --discard print discard capabilities\n"), out); |
2308 | fputs(_(" -E, --dedup <column> de-duplicate output by <column>\n"), out); | |
2309 | fputs(_(" -I, --include <list> show only devices with specified major numbers\n"), out); | |
2310 | fputs(_(" -J, --json use JSON output format\n"), out); | |
1e090fdc | 2311 | fputs(_(" -M, --merge group parents of sub-trees (usable for RAIDs, Multi-path)\n"), out); |
0bd05f5e KZ |
2312 | fputs(_(" -O, --output-all output all columns\n"), out); |
2313 | fputs(_(" -P, --pairs use key=\"value\" output format\n"), out); | |
c1b1b22e KZ |
2314 | fputs(_(" -Q, --filter <expr> print only lines maching the expression\n"), out); |
2315 | fputs(_(" --highlight <expr> colorize lines maching the expression\n"), out); | |
2316 | fputs(_(" --ct-filter <expr> restrict the next counter\n"), out); | |
2317 | fputs(_(" --ct <name>[:<param>[:<func>]] define a custom counter\n"), out); | |
0bd05f5e | 2318 | fputs(_(" -S, --scsi output info about SCSI devices\n"), out); |
97afabf7 | 2319 | fputs(_(" -N, --nvme output info about NVMe devices\n"), out); |
1b3e8f5d | 2320 | fputs(_(" -v, --virtio output info about virtio devices\n"), out); |
b9c088f2 | 2321 | fputs(_(" -T, --tree[=<column>] use tree format output\n"), out); |
39b232c1 SK |
2322 | fputs(_(" -a, --all print all devices\n"), out); |
2323 | fputs(_(" -b, --bytes print SIZE in bytes rather than in human readable format\n"), out); | |
2324 | fputs(_(" -d, --nodeps don't print slaves or holders\n"), out); | |
39b232c1 | 2325 | fputs(_(" -e, --exclude <list> exclude devices by major number (default: RAM disks)\n"), out); |
39b232c1 | 2326 | fputs(_(" -f, --fs output info about filesystems\n"), out); |
39b232c1 | 2327 | fputs(_(" -i, --ascii use ascii characters only\n"), out); |
39b232c1 | 2328 | fputs(_(" -l, --list use list format output\n"), out); |
3e59c481 | 2329 | fputs(_(" -m, --perms output info about permissions\n"), out); |
39b232c1 | 2330 | fputs(_(" -n, --noheadings don't print headings\n"), out); |
ed02618d | 2331 | fputs(_(" -o, --output <list> output columns (see --list-columns)\n"), out); |
ef75bc88 | 2332 | fputs(_(" -p, --paths print complete device path\n"), out); |
39b232c1 SK |
2333 | fputs(_(" -r, --raw use raw output format\n"), out); |
2334 | fputs(_(" -s, --inverse inverse dependencies\n"), out); | |
3e59c481 | 2335 | fputs(_(" -t, --topology output info about topology\n"), out); |
7636d906 | 2336 | fputs(_(" -w, --width <num> specifies output width as number of characters\n"), out); |
b5af3ee8 | 2337 | fputs(_(" -x, --sort <column> sort output by <column>\n"), out); |
0f843ab6 | 2338 | fputs(_(" -y, --shell use column names to be usable as shell variable identifiers\n"), out); |
e7252840 | 2339 | fputs(_(" -z, --zoned print zone related information\n"), out); |
498d1486 | 2340 | fputs(_(" --sysroot <dir> use specified directory as system root\n"), out); |
ed02618d | 2341 | |
39b232c1 | 2342 | fputs(USAGE_SEPARATOR, out); |
ed02618d | 2343 | fputs(_(" -H, --list-columns list the available columns\n"), out); |
bad4c729 | 2344 | fprintf(out, USAGE_HELP_OPTIONS(22)); |
2a4c734b | 2345 | |
ed02618d | 2346 | fprintf(out, USAGE_MAN_TAIL("lsblk(8)")); |
2a4c734b | 2347 | |
ed02618d KZ |
2348 | exit(EXIT_SUCCESS); |
2349 | } | |
2a4c734b | 2350 | |
ed02618d KZ |
2351 | |
2352 | static void __attribute__((__noreturn__)) list_colunms(void) | |
2353 | { | |
2354 | size_t i; | |
2355 | struct libscols_table *tb = xcolumn_list_table_new("lsblk-columns", stdout, | |
2356 | lsblk->flags & LSBLK_RAW, | |
2357 | lsblk->flags & LSBLK_JSON); | |
2358 | ||
2359 | for (i = 0; i < ARRAY_SIZE(infos); i++) { | |
2360 | const struct colinfo *ci = &infos[i]; | |
2361 | ||
2362 | xcolumn_list_table_append_line(tb, ci->name, | |
2363 | ci->type == COLTYPE_SIZE ? -1 : | |
2364 | ci->type == COLTYPE_NUM ? SCOLS_JSON_NUMBER : | |
2365 | ci->type == COLTYPE_BOOL ? SCOLS_JSON_BOOLEAN : | |
2366 | ci->flags & SCOLS_FL_WRAP ? SCOLS_JSON_ARRAY_STRING : | |
2367 | SCOLS_JSON_STRING, | |
2368 | ci->type == COLTYPE_SIZE ? "<string|number>" : NULL, | |
2369 | _(ci->help)); | |
2370 | } | |
2371 | ||
2372 | ||
2373 | scols_print_table(tb); | |
2374 | scols_unref_table(tb); | |
2a4c734b | 2375 | |
86be6a32 | 2376 | exit(EXIT_SUCCESS); |
2a4c734b MB |
2377 | } |
2378 | ||
f65b3bb6 SK |
2379 | static void check_sysdevblock(void) |
2380 | { | |
2381 | if (access(_PATH_SYS_DEVBLOCK, R_OK) != 0) | |
2382 | err(EXIT_FAILURE, _("failed to access sysfs directory: %s"), | |
2383 | _PATH_SYS_DEVBLOCK); | |
2384 | } | |
2385 | ||
2a4c734b MB |
2386 | int main(int argc, char *argv[]) |
2387 | { | |
dc4662f0 KZ |
2388 | struct lsblk _ls = { |
2389 | .sort_id = -1, | |
2390 | .dedup_id = -1, | |
b9c088f2 KZ |
2391 | .flags = LSBLK_TREE, |
2392 | .tree_id = COL_NAME | |
dc4662f0 | 2393 | }; |
57502dd3 | 2394 | struct lsblk_devtree *tr = NULL; |
ed02618d | 2395 | int c, status = EXIT_FAILURE, collist = 0; |
43bca827 | 2396 | char *outarg = NULL; |
40b17508 | 2397 | size_t i; |
7636d906 | 2398 | unsigned int width = 0; |
b9c088f2 | 2399 | int force_tree = 0, has_tree_col = 0; |
2a4c734b | 2400 | |
ffc27623 | 2401 | enum { |
0398951e KZ |
2402 | OPT_SYSROOT = CHAR_MAX + 1, |
2403 | OPT_COUNTER_FILTER, | |
ed02618d KZ |
2404 | OPT_COUNTER, |
2405 | OPT_HIGHLIGHT, | |
ffc27623 KZ |
2406 | }; |
2407 | ||
6c7d5ae9 | 2408 | static const struct option longopts[] = { |
87918040 SK |
2409 | { "all", no_argument, NULL, 'a' }, |
2410 | { "bytes", no_argument, NULL, 'b' }, | |
2411 | { "nodeps", no_argument, NULL, 'd' }, | |
554e866b | 2412 | { "noempty", no_argument, NULL, 'A' }, |
87918040 | 2413 | { "discard", no_argument, NULL, 'D' }, |
0bd05f5e | 2414 | { "dedup", required_argument, NULL, 'E' }, |
f2df4365 | 2415 | { "zoned", no_argument, NULL, 'z' }, |
87918040 SK |
2416 | { "help", no_argument, NULL, 'h' }, |
2417 | { "json", no_argument, NULL, 'J' }, | |
2418 | { "output", required_argument, NULL, 'o' }, | |
2419 | { "output-all", no_argument, NULL, 'O' }, | |
3e0b4a82 | 2420 | { "filter", required_argument, NULL, 'Q' }, |
ed02618d | 2421 | { "highlight", required_argument, NULL, OPT_HIGHLIGHT }, |
0bd05f5e | 2422 | { "merge", no_argument, NULL, 'M' }, |
87918040 SK |
2423 | { "perms", no_argument, NULL, 'm' }, |
2424 | { "noheadings", no_argument, NULL, 'n' }, | |
2425 | { "list", no_argument, NULL, 'l' }, | |
2426 | { "ascii", no_argument, NULL, 'i' }, | |
2427 | { "raw", no_argument, NULL, 'r' }, | |
2428 | { "inverse", no_argument, NULL, 's' }, | |
2429 | { "fs", no_argument, NULL, 'f' }, | |
2430 | { "exclude", required_argument, NULL, 'e' }, | |
2431 | { "include", required_argument, NULL, 'I' }, | |
2432 | { "topology", no_argument, NULL, 't' }, | |
2433 | { "paths", no_argument, NULL, 'p' }, | |
2434 | { "pairs", no_argument, NULL, 'P' }, | |
2435 | { "scsi", no_argument, NULL, 'S' }, | |
97afabf7 | 2436 | { "nvme", no_argument, NULL, 'N' }, |
1b3e8f5d | 2437 | { "virtio", no_argument, NULL, 'v' }, |
87918040 | 2438 | { "sort", required_argument, NULL, 'x' }, |
ffc27623 | 2439 | { "sysroot", required_argument, NULL, OPT_SYSROOT }, |
25fb0638 | 2440 | { "shell", no_argument, NULL, 'y' }, |
b9c088f2 | 2441 | { "tree", optional_argument, NULL, 'T' }, |
87918040 | 2442 | { "version", no_argument, NULL, 'V' }, |
7636d906 | 2443 | { "width", required_argument, NULL, 'w' }, |
0398951e KZ |
2444 | { "ct-filter", required_argument, NULL, OPT_COUNTER_FILTER }, |
2445 | { "ct", required_argument, NULL, OPT_COUNTER }, | |
ed02618d | 2446 | { "list-columns", no_argument, NULL, 'H' }, |
87918040 | 2447 | { NULL, 0, NULL, 0 }, |
2a4c734b MB |
2448 | }; |
2449 | ||
a7349ee3 | 2450 | static const ul_excl_t excl[] = { /* rows and cols in ASCII order */ |
1b4d2a4a | 2451 | { 'D','O' }, |
98f2dc7a | 2452 | { 'I','e' }, |
4a102a48 | 2453 | { 'J', 'P', 'r' }, |
1b4d2a4a MY |
2454 | { 'O','S' }, |
2455 | { 'O','f' }, | |
2456 | { 'O','m' }, | |
a44cd891 | 2457 | { 'O','o' }, |
1b4d2a4a | 2458 | { 'O','t' }, |
1d9e35cc | 2459 | { 'P','T', 'l','r' }, |
98f2dc7a KZ |
2460 | { 0 } |
2461 | }; | |
2462 | int excl_st[ARRAY_SIZE(excl)] = UL_EXCL_STATUS_INIT; | |
2463 | ||
2a4c734b MB |
2464 | setlocale(LC_ALL, ""); |
2465 | bindtextdomain(PACKAGE, LOCALEDIR); | |
2466 | textdomain(PACKAGE); | |
2c308875 | 2467 | close_stdout_atexit(); |
2a4c734b MB |
2468 | |
2469 | lsblk = &_ls; | |
2a4c734b | 2470 | |
7e786eca | 2471 | lsblk_init_debug(); |
0398951e | 2472 | scols_init_debug(0); |
7e786eca | 2473 | |
98f2dc7a | 2474 | while((c = getopt_long(argc, argv, |
ed02618d | 2475 | "AabdDzE:e:fHhJlNnMmo:OpPQ:iI:rstVvST::w:x:y", |
554e866b | 2476 | longopts, NULL)) != -1) { |
98f2dc7a KZ |
2477 | |
2478 | err_exclusive_options(c, longopts, excl, excl_st); | |
2479 | ||
2a4c734b | 2480 | switch(c) { |
554e866b KZ |
2481 | case 'A': |
2482 | lsblk->noempty = 1; | |
2483 | break; | |
2a4c734b MB |
2484 | case 'a': |
2485 | lsblk->all_devices = 1; | |
2486 | break; | |
2487 | case 'b': | |
2488 | lsblk->bytes = 1; | |
2489 | break; | |
f31505fe KZ |
2490 | case 'd': |
2491 | lsblk->nodeps = 1; | |
2492 | break; | |
2d232246 | 2493 | case 'D': |
be685b98 KZ |
2494 | add_uniq_column(COL_NAME); |
2495 | add_uniq_column(COL_DALIGN); | |
2496 | add_uniq_column(COL_DGRAN); | |
2497 | add_uniq_column(COL_DMAX); | |
2498 | add_uniq_column(COL_DZERO); | |
2d232246 | 2499 | break; |
f2df4365 | 2500 | case 'z': |
be685b98 KZ |
2501 | add_uniq_column(COL_NAME); |
2502 | add_uniq_column(COL_ZONED); | |
e7252840 NA |
2503 | add_uniq_column(COL_ZONE_SZ); |
2504 | add_uniq_column(COL_ZONE_NR); | |
2505 | add_uniq_column(COL_ZONE_AMAX); | |
2506 | add_uniq_column(COL_ZONE_OMAX); | |
2507 | add_uniq_column(COL_ZONE_APP); | |
2508 | add_uniq_column(COL_ZONE_WGRAN); | |
f2df4365 | 2509 | break; |
2a4c734b MB |
2510 | case 'e': |
2511 | parse_excludes(optarg); | |
2512 | break; | |
4a102a48 | 2513 | case 'J': |
341c4ae2 | 2514 | lsblk->flags |= LSBLK_JSON; |
4a102a48 | 2515 | break; |
2a4c734b | 2516 | case 'l': |
341c4ae2 | 2517 | lsblk->flags &= ~LSBLK_TREE; /* disable the default */ |
2a4c734b | 2518 | break; |
0bd05f5e KZ |
2519 | case 'M': |
2520 | lsblk->merge = 1; | |
2521 | break; | |
2a4c734b | 2522 | case 'n': |
341c4ae2 | 2523 | lsblk->flags |= LSBLK_NOHEADINGS; |
2a4c734b MB |
2524 | break; |
2525 | case 'o': | |
43bca827 | 2526 | outarg = optarg; |
2a4c734b | 2527 | break; |
1b4d2a4a | 2528 | case 'O': |
40b17508 | 2529 | for (ncolumns = 0 ; ncolumns < ARRAY_SIZE(infos); ncolumns++) |
1b4d2a4a MY |
2530 | columns[ncolumns] = ncolumns; |
2531 | break; | |
c7e76cd1 KZ |
2532 | case 'p': |
2533 | lsblk->paths = 1; | |
2534 | break; | |
6ea1bdd3 | 2535 | case 'P': |
341c4ae2 KZ |
2536 | lsblk->flags |= LSBLK_EXPORT; |
2537 | lsblk->flags &= ~LSBLK_TREE; /* disable the default */ | |
6ea1bdd3 | 2538 | break; |
3e0b4a82 | 2539 | case 'Q': |
9f55de78 | 2540 | lsblk->filter = new_filter(optarg); |
3e0b4a82 KZ |
2541 | lsblk->flags &= ~LSBLK_TREE; /* disable the default */ |
2542 | break; | |
25fb0638 KZ |
2543 | case 'y': |
2544 | lsblk->flags |= LSBLK_SHELLVAR; | |
2545 | break; | |
2a4c734b | 2546 | case 'i': |
341c4ae2 | 2547 | lsblk->flags |= LSBLK_ASCII; |
2a4c734b | 2548 | break; |
2ef4e8ba | 2549 | case 'I': |
2ef4e8ba KZ |
2550 | parse_includes(optarg); |
2551 | break; | |
2a4c734b | 2552 | case 'r': |
341c4ae2 KZ |
2553 | lsblk->flags &= ~LSBLK_TREE; /* disable the default */ |
2554 | lsblk->flags |= LSBLK_RAW; /* enable raw */ | |
2a4c734b | 2555 | break; |
09a71aa1 PR |
2556 | case 's': |
2557 | lsblk->inverse = 1; | |
2558 | break; | |
2a4c734b | 2559 | case 'f': |
be685b98 KZ |
2560 | add_uniq_column(COL_NAME); |
2561 | add_uniq_column(COL_FSTYPE); | |
4631edae | 2562 | add_uniq_column(COL_FSVERSION); |
be685b98 KZ |
2563 | add_uniq_column(COL_LABEL); |
2564 | add_uniq_column(COL_UUID); | |
bc405d64 KZ |
2565 | add_uniq_column(COL_FSAVAIL); |
2566 | add_uniq_column(COL_FSUSEPERC); | |
62df5395 | 2567 | add_uniq_column(COL_TARGETS); |
2a4c734b MB |
2568 | break; |
2569 | case 'm': | |
be685b98 KZ |
2570 | add_uniq_column(COL_NAME); |
2571 | add_uniq_column(COL_SIZE); | |
2572 | add_uniq_column(COL_OWNER); | |
2573 | add_uniq_column(COL_GROUP); | |
2574 | add_uniq_column(COL_MODE); | |
2a4c734b MB |
2575 | break; |
2576 | case 't': | |
be685b98 KZ |
2577 | add_uniq_column(COL_NAME); |
2578 | add_uniq_column(COL_ALIOFF); | |
2579 | add_uniq_column(COL_MINIO); | |
2580 | add_uniq_column(COL_OPTIO); | |
2581 | add_uniq_column(COL_PHYSEC); | |
2582 | add_uniq_column(COL_LOGSEC); | |
2583 | add_uniq_column(COL_ROTA); | |
2584 | add_uniq_column(COL_SCHED); | |
2585 | add_uniq_column(COL_RQ_SIZE); | |
2586 | add_uniq_column(COL_RA); | |
2587 | add_uniq_column(COL_WSAME); | |
2a4c734b | 2588 | break; |
28ffc2b7 MB |
2589 | case 'S': |
2590 | lsblk->nodeps = 1; | |
2591 | lsblk->scsi = 1; | |
be685b98 KZ |
2592 | add_uniq_column(COL_NAME); |
2593 | add_uniq_column(COL_HCTL); | |
2594 | add_uniq_column(COL_TYPE); | |
2595 | add_uniq_column(COL_VENDOR); | |
2596 | add_uniq_column(COL_MODEL); | |
2597 | add_uniq_column(COL_REV); | |
e19e522d | 2598 | add_uniq_column(COL_SERIAL); |
be685b98 | 2599 | add_uniq_column(COL_TRANSPORT); |
28ffc2b7 | 2600 | break; |
97afabf7 | 2601 | case 'N': |
2602 | lsblk->nodeps = 1; | |
2603 | lsblk->nvme = 1; | |
2604 | add_uniq_column(COL_NAME); | |
2605 | add_uniq_column(COL_TYPE); | |
2606 | add_uniq_column(COL_MODEL); | |
2607 | add_uniq_column(COL_SERIAL); | |
39a9b2c9 | 2608 | add_uniq_column(COL_REV); |
97afabf7 | 2609 | add_uniq_column(COL_TRANSPORT); |
2610 | add_uniq_column(COL_RQ_SIZE); | |
f1a714d8 | 2611 | add_uniq_column(COL_MQ); |
97afabf7 | 2612 | break; |
1b3e8f5d | 2613 | case 'v': |
2614 | lsblk->nodeps = 1; | |
2615 | lsblk->virtio = 1; | |
2616 | add_uniq_column(COL_NAME); | |
2617 | add_uniq_column(COL_TYPE); | |
2618 | add_uniq_column(COL_TRANSPORT); | |
2619 | add_uniq_column(COL_SIZE); | |
2620 | add_uniq_column(COL_RQ_SIZE); | |
f1a714d8 | 2621 | add_uniq_column(COL_MQ); |
1b3e8f5d | 2622 | break; |
1d9e35cc KZ |
2623 | case 'T': |
2624 | force_tree = 1; | |
6932a110 KZ |
2625 | if (optarg) { |
2626 | if (*optarg == '=') | |
2627 | optarg++; | |
b9c088f2 | 2628 | lsblk->tree_id = column_name_to_id(optarg, strlen(optarg)); |
6932a110 | 2629 | } |
1d9e35cc | 2630 | break; |
ffc27623 KZ |
2631 | case OPT_SYSROOT: |
2632 | lsblk->sysroot = optarg; | |
2633 | break; | |
0bd05f5e | 2634 | case 'E': |
dc4662f0 KZ |
2635 | lsblk->dedup_id = column_name_to_id(optarg, strlen(optarg)); |
2636 | if (lsblk->dedup_id >= 0) | |
2637 | break; | |
2638 | errtryhelp(EXIT_FAILURE); | |
2639 | break; | |
7636d906 KZ |
2640 | case 'w': |
2641 | width = strtou32_or_err(optarg, _("invalid output width number argument")); | |
2642 | break; | |
642048e4 | 2643 | case 'x': |
341c4ae2 | 2644 | lsblk->flags &= ~LSBLK_TREE; /* disable the default */ |
642048e4 KZ |
2645 | lsblk->sort_id = column_name_to_id(optarg, strlen(optarg)); |
2646 | if (lsblk->sort_id >= 0) | |
2647 | break; | |
2c308875 KZ |
2648 | errtryhelp(EXIT_FAILURE); |
2649 | break; | |
2650 | ||
0398951e KZ |
2651 | case OPT_COUNTER_FILTER: |
2652 | new_counter_filter(optarg); | |
2653 | break; | |
2654 | case OPT_COUNTER: | |
2655 | set_counter_properties(optarg); | |
2656 | break; | |
ed02618d KZ |
2657 | case OPT_HIGHLIGHT: |
2658 | lsblk->hlighter = new_filter(optarg); | |
2659 | break; | |
0398951e | 2660 | |
ed02618d KZ |
2661 | case 'H': |
2662 | collist = 1; | |
2663 | break; | |
2c308875 KZ |
2664 | case 'h': |
2665 | usage(); | |
2666 | case 'V': | |
2667 | print_version(EXIT_SUCCESS); | |
2a4c734b | 2668 | default: |
193b3239 | 2669 | errtryhelp(EXIT_FAILURE); |
2a4c734b MB |
2670 | } |
2671 | } | |
2672 | ||
ed02618d KZ |
2673 | if (collist) |
2674 | list_colunms(); /* print end exit */ | |
2675 | ||
1d9e35cc KZ |
2676 | if (force_tree) |
2677 | lsblk->flags |= LSBLK_TREE; | |
2678 | ||
f65b3bb6 SK |
2679 | check_sysdevblock(); |
2680 | ||
2a4c734b | 2681 | if (!ncolumns) { |
be685b98 KZ |
2682 | add_column(COL_NAME); |
2683 | add_column(COL_MAJMIN); | |
2684 | add_column(COL_RM); | |
2685 | add_column(COL_SIZE); | |
2686 | add_column(COL_RO); | |
2687 | add_column(COL_TYPE); | |
3c9d13da | 2688 | add_column(COL_TARGETS); |
2a4c734b MB |
2689 | } |
2690 | ||
43bca827 MB |
2691 | if (outarg && string_add_to_idarray(outarg, columns, ARRAY_SIZE(columns), |
2692 | &ncolumns, column_name_to_id) < 0) | |
2693 | return EXIT_FAILURE; | |
2694 | ||
b9dd5721 | 2695 | if (lsblk->all_devices == 0 && nexcludes == 0 && nincludes == 0) |
2a4c734b | 2696 | excludes[nexcludes++] = 1; /* default: ignore RAM disks */ |
9554f7ab | 2697 | |
5e2305ca KZ |
2698 | if (lsblk->sort_id < 0) |
2699 | /* Since Linux 4.8 we have sort devices by default, because | |
2700 | * /sys is no more sorted */ | |
2701 | lsblk->sort_id = COL_MAJMIN; | |
2702 | ||
91b636b5 KZ |
2703 | /* For --{inverse,raw,pairs} --list we still follow parent->child relation */ |
2704 | if (!(lsblk->flags & LSBLK_TREE) | |
2705 | && (lsblk->inverse || lsblk->flags & LSBLK_EXPORT || lsblk->flags & LSBLK_RAW)) | |
091683a8 KZ |
2706 | lsblk->force_tree_order = 1; |
2707 | ||
a6dc8dcd KZ |
2708 | if (lsblk->sort_id >= 0 && column_id_to_number(lsblk->sort_id) < 0) { |
2709 | /* the sort column is not between output columns -- add as hidden */ | |
be685b98 | 2710 | add_column(lsblk->sort_id); |
a6dc8dcd KZ |
2711 | lsblk->sort_hidden = 1; |
2712 | } | |
642048e4 | 2713 | |
dc4662f0 KZ |
2714 | if (lsblk->dedup_id >= 0 && column_id_to_number(lsblk->dedup_id) < 0) { |
2715 | /* the deduplication column is not between output columns -- add as hidden */ | |
2716 | add_column(lsblk->dedup_id); | |
2717 | lsblk->dedup_hidden = 1; | |
2718 | } | |
2719 | ||
e0c016f1 | 2720 | lsblk_mnt_init(); |
5a89aa99 | 2721 | ul_path_init_debug(); |
9554f7ab | 2722 | |
2a4c734b MB |
2723 | /* |
2724 | * initialize output columns | |
2725 | */ | |
0925a9dd | 2726 | if (!(lsblk->table = scols_new_table())) |
780ce22c | 2727 | errx(EXIT_FAILURE, _("failed to allocate output table")); |
341c4ae2 KZ |
2728 | scols_table_enable_raw(lsblk->table, !!(lsblk->flags & LSBLK_RAW)); |
2729 | scols_table_enable_export(lsblk->table, !!(lsblk->flags & LSBLK_EXPORT)); | |
25fb0638 | 2730 | scols_table_enable_shellvar(lsblk->table, !!(lsblk->flags & LSBLK_SHELLVAR)); |
341c4ae2 KZ |
2731 | scols_table_enable_ascii(lsblk->table, !!(lsblk->flags & LSBLK_ASCII)); |
2732 | scols_table_enable_json(lsblk->table, !!(lsblk->flags & LSBLK_JSON)); | |
2733 | scols_table_enable_noheadings(lsblk->table, !!(lsblk->flags & LSBLK_NOHEADINGS)); | |
2a4c734b | 2734 | |
341c4ae2 | 2735 | if (lsblk->flags & LSBLK_JSON) |
4a102a48 | 2736 | scols_table_set_name(lsblk->table, "blockdevices"); |
7636d906 KZ |
2737 | if (width) { |
2738 | scols_table_set_termwidth(lsblk->table, width); | |
2739 | scols_table_set_termforce(lsblk->table, SCOLS_TERMFORCE_ALWAYS); | |
2740 | } | |
4a102a48 | 2741 | |
2a4c734b | 2742 | for (i = 0; i < ncolumns; i++) { |
37b2b3fa | 2743 | const struct colinfo *ci = get_column_info(i); |
642048e4 KZ |
2744 | struct libscols_column *cl; |
2745 | int id = get_column_id(i), fl = ci->flags; | |
2a4c734b | 2746 | |
b9c088f2 KZ |
2747 | if ((lsblk->flags & LSBLK_TREE) |
2748 | && has_tree_col == 0 | |
2749 | && id == lsblk->tree_id) { | |
2750 | fl |= SCOLS_FL_TREE; | |
2751 | fl &= ~SCOLS_FL_RIGHT; | |
2752 | has_tree_col = 1; | |
2753 | } | |
2754 | ||
a6dc8dcd KZ |
2755 | if (lsblk->sort_hidden && lsblk->sort_id == id) |
2756 | fl |= SCOLS_FL_HIDDEN; | |
dc4662f0 KZ |
2757 | if (lsblk->dedup_hidden && lsblk->dedup_id == id) |
2758 | fl |= SCOLS_FL_HIDDEN; | |
2a4c734b | 2759 | |
fb376180 KZ |
2760 | if (force_tree |
2761 | && lsblk->flags & LSBLK_JSON | |
2762 | && has_tree_col == 0 | |
2763 | && i + 1 == ncolumns) | |
2764 | /* The "--tree --json" specified, but no column with | |
2765 | * SCOLS_FL_TREE yet; force it for the last column | |
2766 | */ | |
2767 | fl |= SCOLS_FL_TREE; | |
2768 | ||
642048e4 KZ |
2769 | cl = scols_table_new_column(lsblk->table, ci->name, ci->whint, fl); |
2770 | if (!cl) { | |
780ce22c | 2771 | warn(_("failed to allocate output column")); |
2a4c734b MB |
2772 | goto leave; |
2773 | } | |
642048e4 KZ |
2774 | if (!lsblk->sort_col && lsblk->sort_id == id) { |
2775 | lsblk->sort_col = cl; | |
af5fa636 | 2776 | lsblk->rawdata = 1; |
642048e4 | 2777 | scols_column_set_cmpfunc(cl, |
407e0ea6 KZ |
2778 | ci->type == COLTYPE_NUM ? cmp_u64_cells : |
2779 | ci->type == COLTYPE_SIZE ? cmp_u64_cells : | |
2780 | ci->type == COLTYPE_SORTNUM ? cmp_u64_cells : scols_cmpstr_cells, | |
2781 | NULL); | |
2782 | } | |
c6648d2d | 2783 | /* multi-line cells (now used for MOUNTPOINTS) */ |
2eab8ab4 KZ |
2784 | if (fl & SCOLS_FL_WRAP) |
2785 | scols_column_set_wrapfunc(cl, NULL, scols_wrapzero_nextchunk, NULL); | |
c6648d2d | 2786 | |
f7c9b28a | 2787 | set_column_type(ci, cl, fl); |
2a4c734b MB |
2788 | } |
2789 | ||
9f55de78 KZ |
2790 | if (lsblk->filter) |
2791 | init_scols_filter(lsblk->table, lsblk->filter); | |
3e0b4a82 | 2792 | |
9f55de78 | 2793 | if (lsblk->hlighter && colors_init(UL_COLORMODE_AUTO, "lsblk") > 0) { |
c3317cdc KZ |
2794 | lsblk->hlighter_seq = color_scheme_get_sequence("highlight-line", UL_COLOR_RED); |
2795 | scols_table_enable_colors(lsblk->table, 1); | |
9f55de78 | 2796 | init_scols_filter(lsblk->table, lsblk->hlighter); |
c3317cdc | 2797 | } |
0398951e KZ |
2798 | for (i = 0; i < lsblk->ncts; i++) |
2799 | init_scols_filter(lsblk->table, lsblk->ct_filters[i]); | |
c3317cdc | 2800 | |
f43b8297 KZ |
2801 | tr = lsblk_new_devtree(); |
2802 | if (!tr) | |
2803 | err(EXIT_FAILURE, _("failed to allocate device tree")); | |
2804 | ||
e7b5353e KZ |
2805 | if (optind == argc) { |
2806 | int rc = lsblk->inverse ? | |
2807 | process_all_devices_inverse(tr) : | |
2808 | process_all_devices(tr); | |
2809 | ||
2810 | status = rc == 0 ? EXIT_SUCCESS : EXIT_FAILURE; | |
2811 | } else { | |
1539750f KZ |
2812 | int cnt = 0, cnt_err = 0; |
2813 | ||
2814 | while (optind < argc) { | |
291606fa | 2815 | if (process_one_device(tr, argv[optind++]) != 0) |
1539750f KZ |
2816 | cnt_err++; |
2817 | cnt++; | |
2818 | } | |
2819 | status = cnt == 0 ? EXIT_FAILURE : /* nothing */ | |
2820 | cnt == cnt_err ? LSBLK_EXIT_ALLFAILED :/* all failed */ | |
2821 | cnt_err ? LSBLK_EXIT_SOMEOK : /* some ok */ | |
2822 | EXIT_SUCCESS; /* all success */ | |
2823 | } | |
2a4c734b | 2824 | |
dc4662f0 KZ |
2825 | if (lsblk->dedup_id > -1) { |
2826 | devtree_set_dedupkeys(tr, lsblk->dedup_id); | |
2827 | lsblk_devtree_deduplicate_devices(tr); | |
2828 | } | |
2829 | ||
f43b8297 KZ |
2830 | devtree_to_scols(tr, lsblk->table); |
2831 | ||
642048e4 KZ |
2832 | if (lsblk->sort_col) |
2833 | scols_sort_table(lsblk->table, lsblk->sort_col); | |
091683a8 KZ |
2834 | if (lsblk->force_tree_order) |
2835 | scols_sort_table_by_tree(lsblk->table); | |
642048e4 | 2836 | |
9bd4e5c0 | 2837 | scols_print_table(lsblk->table); |
2a4c734b | 2838 | |
0398951e KZ |
2839 | if (lsblk->ncts) |
2840 | print_counters(); | |
2a4c734b | 2841 | leave: |
af5fa636 | 2842 | if (lsblk->rawdata) |
1aca4989 | 2843 | unref_table_rawdata(lsblk->table); |
642048e4 | 2844 | |
9bd4e5c0 | 2845 | scols_unref_table(lsblk->table); |
9f55de78 KZ |
2846 | scols_unref_filter(lsblk->filter); |
2847 | scols_unref_filter(lsblk->hlighter); | |
50fccba1 | 2848 | |
0398951e KZ |
2849 | for (i = 0; i < lsblk->ncts; i++) |
2850 | scols_unref_filter(lsblk->ct_filters[i]); | |
2851 | free(lsblk->ct_filters); | |
50fccba1 | 2852 | |
e0c016f1 | 2853 | lsblk_mnt_deinit(); |
ccafadb7 | 2854 | lsblk_properties_deinit(); |
57502dd3 | 2855 | lsblk_unref_devtree(tr); |
ccafadb7 | 2856 | |
2a4c734b MB |
2857 | return status; |
2858 | } |