2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2004-2009 Pawel Jakub Dawidek <pjd@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
33 #include <sys/linker.h>
34 #include <sys/module.h>
36 #include <sys/sysctl.h>
56 #include "misc/subr.h"
58 #ifdef STATIC_GEOM_CLASSES
59 extern uint32_t gpart_version;
60 extern struct g_command gpart_class_commands[];
61 extern uint32_t glabel_version;
62 extern struct g_command glabel_class_commands[];
65 static char comm[MAXPATHLEN], *class_name = NULL, *gclass_name = NULL;
66 static uint32_t *version = NULL;
67 static int verbose = 0;
68 static struct g_command *class_commands = NULL;
70 #define GEOM_CLASS_CMDS 0x01
71 #define GEOM_STD_CMDS 0x02
73 #define GEOM_CLASS_WIDTH 10
75 static struct g_command *find_command(const char *cmdstr, int flags);
76 static void list_one_geom_by_provider(const char *provider_name);
77 static int std_available(const char *name);
79 static void std_help(struct gctl_req *req, unsigned flags);
80 static void std_list(struct gctl_req *req, unsigned flags);
81 static void std_status(struct gctl_req *req, unsigned flags);
82 static void std_load(struct gctl_req *req, unsigned flags);
83 static void std_unload(struct gctl_req *req, unsigned flags);
85 static struct g_command std_commands[] = {
86 { "help", 0, std_help, G_NULL_OPTS, NULL },
87 { "list", 0, std_list,
89 { 'a', "all", NULL, G_TYPE_BOOL },
94 { "status", 0, std_status,
96 { 'a', "all", NULL, G_TYPE_BOOL },
97 { 'g', "geoms", NULL, G_TYPE_BOOL },
98 { 's', "script", NULL, G_TYPE_BOOL },
103 { "load", G_FLAG_VERBOSE | G_FLAG_LOADKLD, std_load, G_NULL_OPTS,
105 { "unload", G_FLAG_VERBOSE, std_unload, G_NULL_OPTS, NULL },
110 usage_command(struct g_command *cmd, const char *prefix)
112 struct g_option *opt;
115 if (cmd->gc_usage != NULL) {
116 char *pos, *ptr, *sptr;
118 sptr = ptr = strdup(cmd->gc_usage);
119 while ((pos = strsep(&ptr, "\n")) != NULL) {
122 fprintf(stderr, "%s %s %s %s\n", prefix, comm,
129 fprintf(stderr, "%s %s %s", prefix, comm, cmd->gc_name);
130 if ((cmd->gc_flags & G_FLAG_VERBOSE) != 0)
131 fprintf(stderr, " [-v]");
133 opt = &cmd->gc_options[i];
134 if (opt->go_name == NULL)
136 if (opt->go_val != NULL || G_OPT_TYPE(opt) == G_TYPE_BOOL)
137 fprintf(stderr, " [");
139 fprintf(stderr, " ");
140 fprintf(stderr, "-%c", opt->go_char);
141 if (G_OPT_TYPE(opt) != G_TYPE_BOOL)
142 fprintf(stderr, " %s", opt->go_name);
143 if (opt->go_val != NULL || G_OPT_TYPE(opt) == G_TYPE_BOOL)
144 fprintf(stderr, "]");
146 fprintf(stderr, "\n");
153 if (class_name == NULL) {
154 fprintf(stderr, "usage: geom <class> <command> [options]\n");
155 fprintf(stderr, " geom -p <provider-name>\n");
156 fprintf(stderr, " geom -t\n");
159 struct g_command *cmd;
164 if (class_commands != NULL) {
166 cmd = &class_commands[i];
167 if (cmd->gc_name == NULL)
169 usage_command(cmd, prefix);
174 cmd = &std_commands[i];
175 if (cmd->gc_name == NULL)
178 * If class defines command, which has the same name as
179 * standard command, skip it, because it was already
182 if (find_command(cmd->gc_name, GEOM_CLASS_CMDS) != NULL)
184 usage_command(cmd, prefix);
194 char name1[64], name2[64];
196 snprintf(name1, sizeof(name1), "g_%s", class_name);
197 snprintf(name2, sizeof(name2), "geom_%s", class_name);
198 if (modfind(name1) < 0) {
199 /* Not present in kernel, try loading it. */
200 if (kldload(name2) < 0 || modfind(name1) < 0) {
201 if (errno != EEXIST) {
202 err(EXIT_FAILURE, "cannot load %s", name2);
209 strlcatf(char *str, size_t size, const char *format, ...)
219 va_start(ap, format);
220 ret = vsnprintf(str, size, format, ap);
227 * Find given option in options available for given command.
229 static struct g_option *
230 find_option(struct g_command *cmd, char ch)
232 struct g_option *opt;
236 opt = &cmd->gc_options[i];
237 if (opt->go_name == NULL)
239 if (opt->go_char == ch)
247 * Add given option to gctl_req.
250 set_option(struct gctl_req *req, struct g_option *opt, const char *val)
256 if (G_OPT_ISMULTI(opt)) {
259 if (G_OPT_NUM(opt) == UCHAR_MAX)
260 errx(EXIT_FAILURE, "Too many -%c options.", opt->go_char);
263 * Base option name length plus 3 bytes for option number
264 * (max. 255 options) plus 1 byte for terminating '\0'.
266 optnamesize = strlen(opt->go_name) + 3 + 1;
267 ptr = malloc(optnamesize);
269 errx(EXIT_FAILURE, "No memory.");
270 snprintf(ptr, optnamesize, "%s%u", opt->go_name, G_OPT_NUM(opt));
274 optname = opt->go_name;
277 if (G_OPT_TYPE(opt) == G_TYPE_NUMBER) {
278 if (expand_number(val, &number) == -1) {
279 err(EXIT_FAILURE, "Invalid value for '%c' argument",
282 ptr = malloc(sizeof(intmax_t));
284 errx(EXIT_FAILURE, "No memory.");
285 *(intmax_t *)ptr = number;
287 gctl_ro_param(req, optname, sizeof(intmax_t), opt->go_val);
288 } else if (G_OPT_TYPE(opt) == G_TYPE_STRING) {
289 gctl_ro_param(req, optname, -1, val);
290 } else if (G_OPT_TYPE(opt) == G_TYPE_BOOL) {
291 ptr = malloc(sizeof(int));
293 errx(EXIT_FAILURE, "No memory.");
294 *(int *)ptr = *val - '0';
296 gctl_ro_param(req, optname, sizeof(int), opt->go_val);
298 assert(!"Invalid type");
301 if (G_OPT_ISMULTI(opt))
302 free(__DECONST(char *, optname));
306 * 1. Add given argument by caller.
307 * 2. Add default values of not given arguments.
308 * 3. Add the rest of arguments.
311 parse_arguments(struct g_command *cmd, struct gctl_req *req, int *argc,
314 struct g_option *opt;
320 if ((cmd->gc_flags & G_FLAG_VERBOSE) != 0)
321 strlcat(opts, "v", sizeof(opts));
323 opt = &cmd->gc_options[i];
324 if (opt->go_name == NULL)
326 assert(G_OPT_TYPE(opt) != 0);
327 assert((opt->go_type & ~(G_TYPE_MASK | G_TYPE_MULTI)) == 0);
328 /* Multiple bool arguments makes no sense. */
329 assert(G_OPT_TYPE(opt) != G_TYPE_BOOL ||
330 (opt->go_type & G_TYPE_MULTI) == 0);
331 strlcatf(opts, sizeof(opts), "%c", opt->go_char);
332 if (G_OPT_TYPE(opt) != G_TYPE_BOOL)
333 strlcat(opts, ":", sizeof(opts));
337 * Add specified arguments.
339 while ((ch = getopt(*argc, *argv, opts)) != -1) {
340 /* Standard (not passed to kernel) options. */
346 /* Options passed to kernel. */
347 opt = find_option(cmd, ch);
350 if (!G_OPT_ISMULTI(opt) && G_OPT_ISDONE(opt)) {
351 warnx("Option '%c' specified twice.", opt->go_char);
356 if (G_OPT_TYPE(opt) == G_TYPE_BOOL)
357 set_option(req, opt, "1");
359 set_option(req, opt, optarg);
365 * Add not specified arguments, but with default values.
368 opt = &cmd->gc_options[i];
369 if (opt->go_name == NULL)
371 if (G_OPT_ISDONE(opt))
374 if (G_OPT_TYPE(opt) == G_TYPE_BOOL) {
375 assert(opt->go_val == NULL);
376 set_option(req, opt, "0");
378 if (opt->go_val == NULL) {
379 warnx("Option '%c' not specified.",
382 } else if (opt->go_val == G_VAL_OPTIONAL) {
385 set_option(req, opt, opt->go_val);
391 * Add rest of given arguments.
393 gctl_ro_param(req, "nargs", sizeof(int), argc);
394 for (i = 0; i < (unsigned)*argc; i++) {
397 snprintf(argname, sizeof(argname), "arg%u", i);
398 gctl_ro_param(req, argname, -1, (*argv)[i]);
403 * Find given command in commands available for given class.
405 static struct g_command *
406 find_command(const char *cmdstr, int flags)
408 struct g_command *cmd;
412 * First try to find command defined by loaded library.
414 if ((flags & GEOM_CLASS_CMDS) != 0 && class_commands != NULL) {
416 cmd = &class_commands[i];
417 if (cmd->gc_name == NULL)
419 if (strcmp(cmd->gc_name, cmdstr) == 0)
424 * Now try to find in standard commands.
426 if ((flags & GEOM_STD_CMDS) != 0) {
428 cmd = &std_commands[i];
429 if (cmd->gc_name == NULL)
431 if (strcmp(cmd->gc_name, cmdstr) == 0)
439 set_flags(struct g_command *cmd)
443 if ((cmd->gc_flags & G_FLAG_VERBOSE) != 0 && verbose)
444 flags |= G_FLAG_VERBOSE;
453 run_command(int argc, char *argv[])
455 struct g_command *cmd;
456 struct gctl_req *req;
460 /* First try to find a command defined by a class. */
461 cmd = find_command(argv[0], GEOM_CLASS_CMDS);
463 /* Now, try to find a standard command. */
464 cmd = find_command(argv[0], GEOM_STD_CMDS);
466 warnx("Unknown command: %s.", argv[0]);
469 if (!std_available(cmd->gc_name)) {
470 warnx("Command '%s' not available; "
471 "try 'load' first.", argv[0]);
475 if ((cmd->gc_flags & G_FLAG_LOADKLD) != 0)
478 req = gctl_get_handle();
479 gctl_ro_param(req, "class", -1, gclass_name);
480 gctl_ro_param(req, "verb", -1, argv[0]);
482 gctl_ro_param(req, "version", sizeof(*version), version);
483 parse_arguments(cmd, req, &argc, &argv);
485 bzero(buf, sizeof(buf));
486 if (cmd->gc_func != NULL) {
489 flags = set_flags(cmd);
490 cmd->gc_func(req, flags);
493 gctl_rw_param(req, "output", sizeof(buf), buf);
494 errstr = gctl_issue(req);
496 if (errstr != NULL && errstr[0] != '\0') {
498 if (strncmp(errstr, "warning: ", strlen("warning: ")) != 0) {
511 #ifndef STATIC_GEOM_CLASSES
517 path = getenv("GEOM_LIBRARY_PATH");
519 path = GEOM_CLASS_DIR;
526 char *curpath, path[MAXPATHLEN], *tofree, *totalpath;
527 uint32_t *lib_version;
532 tofree = totalpath = strdup(library_path());
533 if (totalpath == NULL)
534 err(EXIT_FAILURE, "Not enough memory for library path");
536 if (strchr(totalpath, ':') != NULL)
537 curpath = strsep(&totalpath, ":");
540 /* Traverse the paths to find one that contains the library we want. */
541 while (curpath != NULL) {
542 snprintf(path, sizeof(path), "%s/geom_%s.so", curpath,
544 ret = access(path, F_OK);
546 if (errno == ENOENT) {
548 * If we cannot find library, try the next
551 curpath = strsep(&totalpath, ":");
554 err(EXIT_FAILURE, "Cannot access library");
559 /* No library was found, but standard commands can still be used */
562 dlh = dlopen(path, RTLD_NOW);
564 errx(EXIT_FAILURE, "Cannot open library: %s.", dlerror());
565 lib_version = dlsym(dlh, "lib_version");
566 if (lib_version == NULL) {
567 warnx("Cannot find symbol %s: %s.", "lib_version", dlerror());
571 if (*lib_version != G_LIB_VERSION) {
573 errx(EXIT_FAILURE, "%s and %s are not synchronized.",
574 getprogname(), path);
576 version = dlsym(dlh, "version");
577 if (version == NULL) {
578 warnx("Cannot find symbol %s: %s.", "version", dlerror());
582 class_commands = dlsym(dlh, "class_commands");
583 if (class_commands == NULL) {
584 warnx("Cannot find symbol %s: %s.", "class_commands",
590 #endif /* !STATIC_GEOM_CLASSES */
593 * Class name should be all capital letters.
601 for (; *s1 != '\0'; s1++)
603 gclass_name = malloc(strlen(class_name) + 1);
604 if (gclass_name == NULL)
605 errx(EXIT_FAILURE, "No memory");
608 for (; *s2 != '\0'; s2++)
609 *s1++ = toupper(*s2);
614 get_class(int *argc, char ***argv)
617 snprintf(comm, sizeof(comm), "%s", basename((*argv)[0]));
618 if (strcmp(comm, "geom") == 0) {
621 else if (*argc == 2) {
622 if (strcmp((*argv)[1], "-h") == 0 ||
623 strcmp((*argv)[1], "help") == 0) {
627 strlcatf(comm, sizeof(comm), " %s", (*argv)[1]);
628 class_name = (*argv)[1];
631 } else if (*comm == 'g') {
632 class_name = comm + 1;
636 errx(EXIT_FAILURE, "Invalid utility name.");
639 #ifndef STATIC_GEOM_CLASSES
642 if (!strcasecmp(class_name, "part")) {
643 version = &gpart_version;
644 class_commands = gpart_class_commands;
645 } else if (!strcasecmp(class_name, "label")) {
646 version = &glabel_version;
647 class_commands = glabel_class_commands;
649 #endif /* !STATIC_GEOM_CLASSES */
653 /* If we can't load or list, it's not a class. */
654 if (!std_available("load") && !std_available("list"))
655 errx(EXIT_FAILURE, "Invalid class name '%s'.", class_name);
661 static struct ggeom *
662 find_geom_by_provider(struct gmesh *mesh, const char *name)
664 struct gclass *classp;
666 struct gprovider *pp;
668 LIST_FOREACH(classp, &mesh->lg_class, lg_class) {
669 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) {
670 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) {
671 if (strcmp(pp->lg_name, name) == 0)
681 compute_tree_width_geom(struct gmesh *mesh, struct ggeom *gp, int indent)
683 struct gclass *classp2;
685 struct gconsumer *cp2;
686 struct gprovider *pp;
687 int max_width, width;
689 max_width = width = indent + strlen(gp->lg_name);
691 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) {
692 LIST_FOREACH(classp2, &mesh->lg_class, lg_class) {
693 LIST_FOREACH(gp2, &classp2->lg_geom, lg_geom) {
695 &gp2->lg_consumer, lg_consumer) {
696 if (pp != cp2->lg_provider)
698 width = compute_tree_width_geom(mesh,
700 if (width > max_width)
711 compute_tree_width(struct gmesh *mesh)
713 struct gclass *classp;
715 int max_width, width;
717 max_width = width = 0;
719 LIST_FOREACH(classp, &mesh->lg_class, lg_class) {
720 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) {
721 if (!LIST_EMPTY(&gp->lg_consumer))
723 width = compute_tree_width_geom(mesh, gp, 0);
724 if (width > max_width)
733 show_tree_geom(struct gmesh *mesh, struct ggeom *gp, int indent, int width)
735 struct gclass *classp2;
737 struct gconsumer *cp2;
738 struct gprovider *pp;
740 if (LIST_EMPTY(&gp->lg_provider)) {
741 printf("%*s%-*.*s %-*.*s\n", indent, "",
742 width - indent, width - indent, gp->lg_name,
743 GEOM_CLASS_WIDTH, GEOM_CLASS_WIDTH, gp->lg_class->lg_name);
747 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) {
748 printf("%*s%-*.*s %-*.*s %s\n", indent, "",
749 width - indent, width - indent, gp->lg_name,
750 GEOM_CLASS_WIDTH, GEOM_CLASS_WIDTH, gp->lg_class->lg_name,
753 LIST_FOREACH(classp2, &mesh->lg_class, lg_class) {
754 LIST_FOREACH(gp2, &classp2->lg_geom, lg_geom) {
756 &gp2->lg_consumer, lg_consumer) {
757 if (pp != cp2->lg_provider)
759 show_tree_geom(mesh, gp2,
771 struct gclass *classp;
775 error = geom_gettree(&mesh);
777 errc(EXIT_FAILURE, error, "Cannot get GEOM tree");
779 width = compute_tree_width(&mesh);
781 printf("%-*.*s %-*.*s %s\n",
782 width, width, "Geom",
783 GEOM_CLASS_WIDTH, GEOM_CLASS_WIDTH, "Class",
786 LIST_FOREACH(classp, &mesh.lg_class, lg_class) {
787 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) {
788 if (!LIST_EMPTY(&gp->lg_consumer))
790 show_tree_geom(&mesh, gp, 0, width);
796 main(int argc, char *argv[])
802 provider_name = NULL;
805 if (strcmp(getprogname(), "geom") == 0) {
806 while ((ch = getopt(argc, argv, "hp:t")) != -1) {
809 provider_name = strdup(optarg);
810 if (provider_name == NULL)
823 * Don't adjust argc and argv, it would break get_class().
827 if (tflag && provider_name != NULL) {
829 "At most one of -P and -t may be specified.");
832 if (provider_name != NULL) {
833 list_one_geom_by_provider(provider_name);
842 get_class(&argc, &argv);
843 run_command(argc, argv);
849 static struct gclass *
850 find_class(struct gmesh *mesh, const char *name)
852 struct gclass *classp;
854 LIST_FOREACH(classp, &mesh->lg_class, lg_class) {
855 if (strcmp(classp->lg_name, name) == 0)
861 static struct ggeom *
862 find_geom(struct gclass *classp, const char *name)
866 if (strncmp(name, _PATH_DEV, sizeof(_PATH_DEV) - 1) == 0)
867 name += sizeof(_PATH_DEV) - 1;
869 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) {
870 if (strcmp(gp->lg_name, name) == 0)
877 list_one_provider(struct gprovider *pp, const char *prefix)
879 struct gconfig *conf;
882 printf("Name: %s\n", pp->lg_name);
883 humanize_number(buf, sizeof(buf), (int64_t)pp->lg_mediasize, "",
884 HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL);
885 printf("%sMediasize: %jd (%s)\n", prefix, (intmax_t)pp->lg_mediasize,
887 printf("%sSectorsize: %u\n", prefix, pp->lg_sectorsize);
888 if (pp->lg_stripesize > 0 || pp->lg_stripeoffset > 0) {
889 printf("%sStripesize: %ju\n", prefix, pp->lg_stripesize);
890 printf("%sStripeoffset: %ju\n", prefix, pp->lg_stripeoffset);
892 printf("%sMode: %s\n", prefix, pp->lg_mode);
893 LIST_FOREACH(conf, &pp->lg_config, lg_config) {
894 printf("%s%s: %s\n", prefix, conf->lg_name, conf->lg_val);
899 list_one_consumer(struct gconsumer *cp, const char *prefix)
901 struct gprovider *pp;
902 struct gconfig *conf;
904 pp = cp->lg_provider;
906 printf("[no provider]\n");
910 printf("Name: %s\n", pp->lg_name);
911 humanize_number(buf, sizeof(buf), (int64_t)pp->lg_mediasize, "",
912 HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL);
913 printf("%sMediasize: %jd (%s)\n", prefix,
914 (intmax_t)pp->lg_mediasize, buf);
915 printf("%sSectorsize: %u\n", prefix, pp->lg_sectorsize);
916 if (pp->lg_stripesize > 0 || pp->lg_stripeoffset > 0) {
917 printf("%sStripesize: %ju\n", prefix, pp->lg_stripesize);
918 printf("%sStripeoffset: %ju\n", prefix, pp->lg_stripeoffset);
920 printf("%sMode: %s\n", prefix, cp->lg_mode);
922 LIST_FOREACH(conf, &cp->lg_config, lg_config) {
923 printf("%s%s: %s\n", prefix, conf->lg_name, conf->lg_val);
928 list_one_geom(struct ggeom *gp)
930 struct gprovider *pp;
931 struct gconsumer *cp;
932 struct gconfig *conf;
935 printf("Geom name: %s\n", gp->lg_name);
936 LIST_FOREACH(conf, &gp->lg_config, lg_config) {
937 printf("%s: %s\n", conf->lg_name, conf->lg_val);
939 if (!LIST_EMPTY(&gp->lg_provider)) {
940 printf("Providers:\n");
942 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) {
944 list_one_provider(pp, " ");
947 if (!LIST_EMPTY(&gp->lg_consumer)) {
948 printf("Consumers:\n");
950 LIST_FOREACH(cp, &gp->lg_consumer, lg_consumer) {
952 list_one_consumer(cp, " ");
959 list_one_geom_by_provider(const char *provider_name)
965 error = geom_gettree(&mesh);
967 errc(EXIT_FAILURE, error, "Cannot get GEOM tree");
969 gp = find_geom_by_provider(&mesh, provider_name);
971 errx(EXIT_FAILURE, "Cannot find provider '%s'.", provider_name);
973 printf("Geom class: %s\n", gp->lg_class->lg_name);
978 std_help(struct gctl_req *req __unused, unsigned flags __unused)
985 std_list_available(void)
988 struct gclass *classp;
991 error = geom_gettree(&mesh);
993 errc(EXIT_FAILURE, error, "Cannot get GEOM tree");
994 classp = find_class(&mesh, gclass_name);
995 geom_deletetree(&mesh);
1002 std_list(struct gctl_req *req, unsigned flags __unused)
1005 struct gclass *classp;
1008 int all, error, i, nargs;
1010 error = geom_gettree(&mesh);
1012 errc(EXIT_FAILURE, error, "Cannot get GEOM tree");
1013 classp = find_class(&mesh, gclass_name);
1014 if (classp == NULL) {
1015 geom_deletetree(&mesh);
1016 errx(EXIT_FAILURE, "Class '%s' not found.", gclass_name);
1018 nargs = gctl_get_int(req, "nargs");
1019 all = gctl_get_int(req, "all");
1021 for (i = 0; i < nargs; i++) {
1022 name = gctl_get_ascii(req, "arg%d", i);
1023 gp = find_geom(classp, name);
1025 errx(EXIT_FAILURE, "Class '%s' does not have "
1026 "an instance named '%s'.",
1032 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) {
1033 if (LIST_EMPTY(&gp->lg_provider) && !all)
1038 geom_deletetree(&mesh);
1042 std_status_available(void)
1045 /* 'status' command is available when 'list' command is. */
1046 return (std_list_available());
1050 status_update_len(struct ggeom *gp, int *name_len, int *status_len)
1052 struct gconfig *conf;
1056 assert(name_len != NULL);
1057 assert(status_len != NULL);
1059 len = strlen(gp->lg_name);
1060 if (*name_len < len)
1062 LIST_FOREACH(conf, &gp->lg_config, lg_config) {
1063 if (strcasecmp(conf->lg_name, "state") == 0) {
1064 len = strlen(conf->lg_val);
1065 if (*status_len < len)
1072 status_update_len_prs(struct ggeom *gp, int *name_len, int *status_len)
1074 struct gprovider *pp;
1075 struct gconfig *conf;
1079 assert(name_len != NULL);
1080 assert(status_len != NULL);
1083 LIST_FOREACH(conf, &gp->lg_config, lg_config) {
1084 if (strcasecmp(conf->lg_name, "state") == 0) {
1085 glen = strlen(conf->lg_val);
1089 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) {
1090 len = strlen(pp->lg_name);
1091 if (*name_len < len)
1094 LIST_FOREACH(conf, &pp->lg_config, lg_config) {
1095 if (strcasecmp(conf->lg_name, "state") == 0) {
1096 len = strlen(conf->lg_val);
1100 if (*status_len < len)
1106 status_one_consumer(struct gconsumer *cp)
1108 static char buf[256];
1109 struct gprovider *pp;
1110 struct gconfig *conf;
1111 const char *state, *syncr;
1113 pp = cp->lg_provider;
1118 LIST_FOREACH(conf, &cp->lg_config, lg_config) {
1119 if (strcasecmp(conf->lg_name, "state") == 0)
1120 state = conf->lg_val;
1121 if (strcasecmp(conf->lg_name, "synchronized") == 0)
1122 syncr = conf->lg_val;
1124 if (state == NULL && syncr == NULL)
1125 snprintf(buf, sizeof(buf), "%s", pp->lg_name);
1126 else if (state != NULL && syncr != NULL) {
1127 snprintf(buf, sizeof(buf), "%s (%s, %s)", pp->lg_name,
1130 snprintf(buf, sizeof(buf), "%s (%s)", pp->lg_name,
1131 state ? state : syncr);
1137 status_one_geom(struct ggeom *gp, int script, int name_len, int status_len)
1139 struct gconsumer *cp;
1140 struct gconfig *conf;
1141 const char *name, *status, *component;
1146 LIST_FOREACH(conf, &gp->lg_config, lg_config) {
1147 if (strcasecmp(conf->lg_name, "state") == 0) {
1148 status = conf->lg_val;
1153 LIST_FOREACH(cp, &gp->lg_consumer, lg_consumer) {
1154 component = status_one_consumer(cp);
1155 if (component == NULL)
1158 printf("%*s %*s %s\n", name_len, name, status_len, status,
1164 printf("%*s %*s %s\n", name_len, name, status_len, status,
1170 status_one_geom_prs(struct ggeom *gp, int script, int name_len, int status_len)
1172 struct gprovider *pp;
1173 struct gconsumer *cp;
1174 struct gconfig *conf;
1175 const char *name, *status, *component;
1178 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) {
1181 LIST_FOREACH(conf, &gp->lg_config, lg_config) {
1182 if (strcasecmp(conf->lg_name, "state") == 0) {
1183 status = conf->lg_val;
1187 LIST_FOREACH(conf, &pp->lg_config, lg_config) {
1188 if (strcasecmp(conf->lg_name, "state") == 0) {
1189 status = conf->lg_val;
1194 LIST_FOREACH(cp, &gp->lg_consumer, lg_consumer) {
1195 component = status_one_consumer(cp);
1196 if (component == NULL)
1199 printf("%*s %*s %s\n", name_len, name,
1200 status_len, status, component);
1205 printf("%*s %*s %s\n", name_len, name,
1206 status_len, status, "N/A");
1212 std_status(struct gctl_req *req, unsigned flags __unused)
1215 struct gclass *classp;
1218 int name_len, status_len;
1219 int all, error, geoms, i, n, nargs, script;
1221 error = geom_gettree(&mesh);
1223 errc(EXIT_FAILURE, error, "Cannot get GEOM tree");
1224 classp = find_class(&mesh, gclass_name);
1226 errx(EXIT_FAILURE, "Class %s not found.", gclass_name);
1227 nargs = gctl_get_int(req, "nargs");
1228 all = gctl_get_int(req, "all");
1229 geoms = gctl_get_int(req, "geoms");
1230 script = gctl_get_int(req, "script");
1235 name_len = strlen("Name");
1236 status_len = strlen("Status");
1239 for (i = 0, n = 0; i < nargs; i++) {
1240 name = gctl_get_ascii(req, "arg%d", i);
1241 gp = find_geom(classp, name);
1243 errx(EXIT_FAILURE, "No such geom: %s.", name);
1245 status_update_len(gp,
1246 &name_len, &status_len);
1248 status_update_len_prs(gp,
1249 &name_len, &status_len);
1257 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) {
1258 if (LIST_EMPTY(&gp->lg_provider) && !all)
1261 status_update_len(gp,
1262 &name_len, &status_len);
1264 status_update_len_prs(gp,
1265 &name_len, &status_len);
1273 printf("%*s %*s %s\n", name_len, "Name", status_len, "Status",
1277 for (i = 0; i < nargs; i++) {
1278 name = gctl_get_ascii(req, "arg%d", i);
1279 gp = find_geom(classp, name);
1283 status_one_geom(gp, script, name_len,
1286 status_one_geom_prs(gp, script, name_len,
1291 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) {
1292 if (LIST_EMPTY(&gp->lg_provider) && !all)
1295 status_one_geom(gp, script, name_len,
1298 status_one_geom_prs(gp, script, name_len,
1304 geom_deletetree(&mesh);
1308 std_load_available(void)
1310 char name[MAXPATHLEN], paths[MAXPATHLEN * 8], *p;
1314 snprintf(name, sizeof(name), "g_%s", class_name);
1316 * If already in kernel, "load" command is not available.
1318 if (modfind(name) >= 0)
1320 bzero(paths, sizeof(paths));
1321 len = sizeof(paths);
1322 if (sysctlbyname("kern.module_path", paths, &len, NULL, 0) < 0)
1323 err(EXIT_FAILURE, "sysctl(kern.module_path)");
1324 for (p = strtok(paths, ";"); p != NULL; p = strtok(NULL, ";")) {
1325 snprintf(name, sizeof(name), "%s/geom_%s.ko", p, class_name);
1327 * If geom_<name>.ko file exists, "load" command is available.
1329 if (stat(name, &sb) == 0)
1336 std_load(struct gctl_req *req __unused, unsigned flags)
1340 * Do nothing special here, because of G_FLAG_LOADKLD flag,
1341 * module is already loaded.
1343 if ((flags & G_FLAG_VERBOSE) != 0)
1344 printf("Module available.\n");
1348 std_unload_available(void)
1353 snprintf(name, sizeof(name), "geom_%s", class_name);
1361 std_unload(struct gctl_req *req, unsigned flags __unused)
1366 snprintf(name, sizeof(name), "geom_%s", class_name);
1369 gctl_error(req, "Could not find module: %s.", strerror(errno));
1372 if (kldunload(id) < 0) {
1373 gctl_error(req, "Could not unload module: %s.",
1380 std_available(const char *name)
1383 if (strcmp(name, "help") == 0)
1385 else if (strcmp(name, "list") == 0)
1386 return (std_list_available());
1387 else if (strcmp(name, "status") == 0)
1388 return (std_status_available());
1389 else if (strcmp(name, "load") == 0)
1390 return (std_load_available());
1391 else if (strcmp(name, "unload") == 0)
1392 return (std_unload_available());
1394 assert(!"Unknown standard command.");