diff options
Diffstat (limited to 'tools/modprobe.c')
| -rw-r--r-- | tools/modprobe.c | 944 |
1 files changed, 944 insertions, 0 deletions
diff --git a/tools/modprobe.c b/tools/modprobe.c new file mode 100644 index 0000000..6b34658 --- /dev/null +++ b/tools/modprobe.c @@ -0,0 +1,944 @@ +/* + * kmod-modprobe - manage linux kernel modules using libkmod. + * + * Copyright (C) 2011-2013 ProFUSION embedded systems + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <assert.h> +#include <stdio.h> +#include <stdlib.h> +#include <stdbool.h> +#include <getopt.h> +#include <errno.h> +#include <string.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/utsname.h> +#include <sys/wait.h> +#include <unistd.h> +#include <limits.h> + +#include "libkmod.h" +#include "libkmod-array.h" +#include "macro.h" + +#include "kmod.h" + +static int log_priority = LOG_CRIT; +static int use_syslog = 0; +#define LOG(...) log_printf(log_priority, __VA_ARGS__) + +#define DEFAULT_VERBOSE LOG_WARNING +static int verbose = DEFAULT_VERBOSE; +static int do_show = 0; +static int dry_run = 0; +static int ignore_loaded = 0; +static int lookup_only = 0; +static int first_time = 0; +static int ignore_commands = 0; +static int use_blacklist = 0; +static int force = 0; +static int strip_modversion = 0; +static int strip_vermagic = 0; +static int remove_dependencies = 0; +static int quiet_inuse = 0; + +static const char cmdopts_s[] = "arRibfDcnC:d:S:sqvVh"; +static const struct option cmdopts[] = { + {"all", no_argument, 0, 'a'}, + {"remove", no_argument, 0, 'r'}, + {"remove-dependencies", no_argument, 0, 5}, + {"resolve-alias", no_argument, 0, 'R'}, + {"first-time", no_argument, 0, 3}, + {"ignore-install", no_argument, 0, 'i'}, + {"ignore-remove", no_argument, 0, 'i'}, + {"use-blacklist", no_argument, 0, 'b'}, + {"force", no_argument, 0, 'f'}, + {"force-modversion", no_argument, 0, 2}, + {"force-vermagic", no_argument, 0, 1}, + + {"show-depends", no_argument, 0, 'D'}, + {"showconfig", no_argument, 0, 'c'}, + {"show-config", no_argument, 0, 'c'}, + {"show-modversions", no_argument, 0, 4}, + {"dump-modversions", no_argument, 0, 4}, + + {"dry-run", no_argument, 0, 'n'}, + {"show", no_argument, 0, 'n'}, + + {"config", required_argument, 0, 'C'}, + {"dirname", required_argument, 0, 'd'}, + {"set-version", required_argument, 0, 'S'}, + + {"syslog", no_argument, 0, 's'}, + {"quiet", no_argument, 0, 'q'}, + {"verbose", no_argument, 0, 'v'}, + {"version", no_argument, 0, 'V'}, + {"help", no_argument, 0, 'h'}, + {NULL, 0, 0, 0} +}; + +static void help(void) +{ + printf("Usage:\n" + "\t%s [options] [-i] [-b] modulename\n" + "\t%s [options] -a [-i] [-b] modulename [modulename...]\n" + "\t%s [options] -r [-i] modulename\n" + "\t%s [options] -r -a [-i] modulename [modulename...]\n" + "\t%s [options] -c\n" + "\t%s [options] --dump-modversions filename\n" + "Management Options:\n" + "\t-a, --all Consider every non-argument to\n" + "\t be a module name to be inserted\n" + "\t or removed (-r)\n" + "\t-r, --remove Remove modules instead of inserting\n" + "\t --remove-dependencies Also remove modules depending on it\n" + "\t-R, --resolve-alias Only lookup and print alias and exit\n" + "\t --first-time Fail if module already inserted or removed\n" + "\t-i, --ignore-install Ignore install commands\n" + "\t-i, --ignore-remove Ignore remove commands\n" + "\t-b, --use-blacklist Apply blacklist to resolved alias.\n" + "\t-f, --force Force module insertion or removal.\n" + "\t implies --force-modversions and\n" + "\t --force-vermagic\n" + "\t --force-modversion Ignore module's version\n" + "\t --force-vermagic Ignore module's version magic\n" + "\n" + "Query Options:\n" + "\t-D, --show-depends Only print module dependencies and exit\n" + "\t-c, --showconfig Print out known configuration and exit\n" + "\t-c, --show-config Same as --showconfig\n" + "\t --show-modversions Dump module symbol version and exit\n" + "\t --dump-modversions Same as --show-modversions\n" + "\n" + "General Options:\n" + "\t-n, --dry-run Do not execute operations, just print out\n" + "\t-n, --show Same as --dry-run\n" + + "\t-C, --config=FILE Use FILE instead of default search paths\n" + "\t-d, --dirname=DIR Use DIR as filesystem root for /lib/modules\n" + "\t-S, --set-version=VERSION Use VERSION instead of `uname -r`\n" + + "\t-s, --syslog print to syslog, not stderr\n" + "\t-q, --quiet disable messages\n" + "\t-v, --verbose enables more messages\n" + "\t-V, --version show version\n" + "\t-h, --help show this help\n", + program_invocation_short_name, program_invocation_short_name, + program_invocation_short_name, program_invocation_short_name, + program_invocation_short_name, program_invocation_short_name); +} + +_printf_format_(1, 2) +static inline void _show(const char *fmt, ...) +{ + va_list args; + + if (!do_show && verbose <= DEFAULT_VERBOSE) + return; + + va_start(args, fmt); + vfprintf(stdout, fmt, args); + fflush(stdout); + va_end(args); +} +#define SHOW(...) _show(__VA_ARGS__) + +static int show_config(struct kmod_ctx *ctx) +{ + struct config_iterators { + const char *name; + struct kmod_config_iter *(*get_iter)(const struct kmod_ctx *ctx); + } ci[] = { + { "blacklist", kmod_config_get_blacklists }, + { "install", kmod_config_get_install_commands }, + { "remove", kmod_config_get_remove_commands }, + { "alias", kmod_config_get_aliases }, + { "options", kmod_config_get_options }, + { "softdep", kmod_config_get_softdeps }, + }; + size_t i; + + for (i = 0; i < ARRAY_SIZE(ci); i++) { + struct kmod_config_iter *iter = ci[i].get_iter(ctx); + + if (iter == NULL) + continue; + + while (kmod_config_iter_next(iter)) { + const char *val; + + printf("%s %s", ci[i].name, + kmod_config_iter_get_key(iter)); + val = kmod_config_iter_get_value(iter); + if (val != NULL) { + putchar(' '); + puts(val); + } else + putchar('\n'); + } + + kmod_config_iter_free_iter(iter); + } + + puts("\n# End of configuration files. Dumping indexes now:\n"); + fflush(stdout); + + kmod_dump_index(ctx, KMOD_INDEX_MODULES_ALIAS, STDOUT_FILENO); + kmod_dump_index(ctx, KMOD_INDEX_MODULES_SYMBOL, STDOUT_FILENO); + + return 0; +} + +static int show_modversions(struct kmod_ctx *ctx, const char *filename) +{ + struct kmod_list *l, *list = NULL; + struct kmod_module *mod; + int err = kmod_module_new_from_path(ctx, filename, &mod); + if (err < 0) { + LOG("Module %s not found.\n", filename); + return err; + } + + err = kmod_module_get_versions(mod, &list); + if (err < 0) { + LOG("could not get modversions of %s: %s\n", + filename, strerror(-err)); + kmod_module_unref(mod); + return err; + } + + kmod_list_foreach(l, list) { + const char *symbol = kmod_module_version_get_symbol(l); + uint64_t crc = kmod_module_version_get_crc(l); + printf("0x%08"PRIx64"\t%s\n", crc, symbol); + } + kmod_module_versions_free_list(list); + kmod_module_unref(mod); + return 0; +} + +static int command_do(struct kmod_module *module, const char *type, + const char *command, const char *cmdline_opts) +{ + const char *modname = kmod_module_get_name(module); + char *p, *cmd = NULL; + size_t cmdlen, cmdline_opts_len, varlen; + int ret = 0; + + if (cmdline_opts == NULL) + cmdline_opts = ""; + cmdline_opts_len = strlen(cmdline_opts); + + cmd = strdup(command); + if (cmd == NULL) + return -ENOMEM; + cmdlen = strlen(cmd); + varlen = sizeof("$CMDLINE_OPTS") - 1; + while ((p = strstr(cmd, "$CMDLINE_OPTS")) != NULL) { + size_t prefixlen = p - cmd; + size_t suffixlen = cmdlen - prefixlen - varlen; + size_t slen = cmdlen - varlen + cmdline_opts_len; + char *suffix = p + varlen; + char *s = malloc(slen + 1); + if (s == NULL) { + free(cmd); + return -ENOMEM; + } + memcpy(s, cmd, p - cmd); + memcpy(s + prefixlen, cmdline_opts, cmdline_opts_len); + memcpy(s + prefixlen + cmdline_opts_len, suffix, suffixlen); + s[slen] = '\0'; + + free(cmd); + cmd = s; + cmdlen = slen; + } + + SHOW("%s %s\n", type, cmd); + if (dry_run) + goto end; + + setenv("MODPROBE_MODULE", modname, 1); + ret = system(cmd); + unsetenv("MODPROBE_MODULE"); + if (ret == -1 || WEXITSTATUS(ret)) { + LOG("Error running %s command for %s\n", type, modname); + if (ret != -1) + ret = -WEXITSTATUS(ret); + } + +end: + free(cmd); + return ret; +} + +static int rmmod_do_remove_module(struct kmod_module *mod) +{ + const char *modname = kmod_module_get_name(mod); + struct kmod_list *deps, *itr; + int flags = 0, err; + + SHOW("rmmod %s\n", kmod_module_get_name(mod)); + + if (dry_run) + return 0; + + if (force) + flags |= KMOD_REMOVE_FORCE; + + err = kmod_module_remove_module(mod, flags); + if (err == -EEXIST) { + if (!first_time) + err = 0; + else + LOG("Module %s is not in kernel.\n", modname); + } + + deps = kmod_module_get_dependencies(mod); + if (deps != NULL) { + kmod_list_foreach(itr, deps) { + struct kmod_module *dep = kmod_module_get_module(itr); + if (kmod_module_get_refcnt(dep) == 0) + rmmod_do_remove_module(dep); + kmod_module_unref(dep); + } + kmod_module_unref_list(deps); + } + + return err; +} + +static int rmmod_do_module(struct kmod_module *mod, bool do_dependencies); + +static int rmmod_do_deps_list(struct kmod_list *list, bool stop_on_errors) +{ + struct kmod_list *l; + + kmod_list_foreach_reverse(l, list) { + struct kmod_module *m = kmod_module_get_module(l); + int r = rmmod_do_module(m, false); + kmod_module_unref(m); + + if (r < 0 && stop_on_errors) + return r; + } + + return 0; +} + +static int rmmod_do_module(struct kmod_module *mod, bool do_dependencies) +{ + const char *modname = kmod_module_get_name(mod); + struct kmod_list *pre = NULL, *post = NULL; + const char *cmd = NULL; + int err; + + if (!ignore_commands) { + err = kmod_module_get_softdeps(mod, &pre, &post); + if (err < 0) { + WRN("could not get softdeps of '%s': %s\n", + modname, strerror(-err)); + return err; + } + + cmd = kmod_module_get_remove_commands(mod); + } + + if (cmd == NULL && !ignore_loaded) { + int state = kmod_module_get_initstate(mod); + + if (state < 0) { + if (first_time) { + LOG("Module %s is not in kernel.\n", modname); + err = -ENOENT; + } else { + err = 0; + } + goto error; + } else if (state == KMOD_MODULE_BUILTIN) { + LOG("Module %s is builtin.\n", modname); + err = -ENOENT; + goto error; + } + } + + rmmod_do_deps_list(post, false); + + if (do_dependencies && remove_dependencies) { + struct kmod_list *deps = kmod_module_get_dependencies(mod); + + err = rmmod_do_deps_list(deps, true); + if (err < 0) + goto error; + } + + if (!ignore_loaded && !cmd) { + int usage = kmod_module_get_refcnt(mod); + + if (usage > 0) { + if (!quiet_inuse) + LOG("Module %s is in use.\n", modname); + + err = -EBUSY; + goto error; + } + } + + if (cmd == NULL) + err = rmmod_do_remove_module(mod); + else + err = command_do(mod, "remove", cmd, NULL); + + if (err < 0) + goto error; + + rmmod_do_deps_list(pre, false); + +error: + kmod_module_unref_list(pre); + kmod_module_unref_list(post); + + return err; +} + +static int rmmod(struct kmod_ctx *ctx, const char *alias) +{ + struct kmod_list *l, *list = NULL; + int err; + + err = kmod_module_new_from_lookup(ctx, alias, &list); + if (err < 0) + return err; + + if (list == NULL) { + LOG("Module %s not found.\n", alias); + err = -ENOENT; + } + + kmod_list_foreach(l, list) { + struct kmod_module *mod = kmod_module_get_module(l); + err = rmmod_do_module(mod, true); + kmod_module_unref(mod); + if (err < 0) + break; + } + + kmod_module_unref_list(list); + return err; +} + +static int rmmod_all(struct kmod_ctx *ctx, char **args, int nargs) +{ + int i, err = 0; + + for (i = 0; i < nargs; i++) { + int r = rmmod(ctx, args[i]); + if (r < 0) + err = r; + } + + return err; +} + +static int handle_failed_lookup(struct kmod_ctx *ctx, const char *alias) +{ + struct kmod_module *mod; + int state, err; + + DBG("lookup failed - trying to check if it's builtin\n"); + + err = kmod_module_new_from_name(ctx, alias, &mod); + if (err < 0) + return err; + + state = kmod_module_get_initstate(mod); + kmod_module_unref(mod); + + if (state != KMOD_MODULE_BUILTIN) { + LOG("Module %s not found.\n", alias); + return -ENOENT; + } + + if (first_time) { + LOG("Module %s already in kernel (builtin).\n", alias); + return -ENOENT; + } + + SHOW("builtin %s\n", alias); + return 0; +} + +static void print_action(struct kmod_module *m, bool install, + const char *options) +{ + const char *path; + + if (install) { + printf("install %s %s\n", kmod_module_get_install_commands(m), + options); + return; + } + + path = kmod_module_get_path(m); + + if (path == NULL) { + /* + * Either a builtin module, or an alias, print only for + * builtin + */ + if (kmod_module_get_initstate(m) == KMOD_MODULE_BUILTIN) + printf("builtin %s\n", kmod_module_get_name(m)); + } else + printf("insmod %s %s\n", kmod_module_get_path(m), options); +} + +static int insmod(struct kmod_ctx *ctx, const char *alias, + const char *extra_options) +{ + struct kmod_list *l, *list = NULL; + int err, flags = 0; + + void (*show)(struct kmod_module *m, bool install, + const char *options) = NULL; + + err = kmod_module_new_from_lookup(ctx, alias, &list); + if (err < 0) + return err; + + if (list == NULL) + return handle_failed_lookup(ctx, alias); + + if (strip_modversion || force) + flags |= KMOD_PROBE_FORCE_MODVERSION; + if (strip_vermagic || force) + flags |= KMOD_PROBE_FORCE_VERMAGIC; + if (ignore_commands) + flags |= KMOD_PROBE_IGNORE_COMMAND; + if (ignore_loaded) + flags |= KMOD_PROBE_IGNORE_LOADED; + if (dry_run) + flags |= KMOD_PROBE_DRY_RUN; + if (do_show || verbose > DEFAULT_VERBOSE) + show = &print_action; + + flags |= KMOD_PROBE_APPLY_BLACKLIST_ALIAS_ONLY; + + if (use_blacklist) + flags |= KMOD_PROBE_APPLY_BLACKLIST; + if (first_time) + flags |= KMOD_PROBE_FAIL_ON_LOADED; + + kmod_list_foreach(l, list) { + struct kmod_module *mod = kmod_module_get_module(l); + + if (lookup_only) + printf("%s\n", kmod_module_get_name(mod)); + else { + err = kmod_module_probe_insert_module(mod, flags, + extra_options, NULL, NULL, show); + } + + if (err >= 0) + /* ignore flag return values such as a mod being blacklisted */ + err = 0; + else { + switch (err) { + case -EEXIST: + ERR("could not insert '%s': Module already in kernel\n", + kmod_module_get_name(mod)); + break; + case -ENOENT: + ERR("could not insert '%s': Unknown symbol in module, " + "or unknown parameter (see dmesg)\n", + kmod_module_get_name(mod)); + break; + default: + ERR("could not insert '%s': %s\n", + kmod_module_get_name(mod), + strerror(-err)); + break; + } + } + + kmod_module_unref(mod); + } + + kmod_module_unref_list(list); + return err; +} + +static int insmod_all(struct kmod_ctx *ctx, char **args, int nargs) +{ + int i, err = 0; + + for (i = 0; i < nargs; i++) { + int r = insmod(ctx, args[i], NULL); + if (r < 0) + err = r; + } + + return err; +} + +static void env_modprobe_options_append(const char *value) +{ + const char *old = getenv("MODPROBE_OPTIONS"); + char *env; + + if (old == NULL) { + setenv("MODPROBE_OPTIONS", value, 1); + return; + } + + if (asprintf(&env, "%s %s", old, value) < 0) { + ERR("could not append value to $MODPROBE_OPTIONS\n"); + return; + } + + if (setenv("MODPROBE_OPTIONS", env, 1) < 0) + ERR("could not setenv(MODPROBE_OPTIONS, \"%s\")\n", env); + free(env); +} + +static int options_from_array(char **args, int nargs, char **output) +{ + char *opts = NULL; + size_t optslen = 0; + int i, err = 0; + + for (i = 1; i < nargs; i++) { + size_t len = strlen(args[i]); + size_t qlen = 0; + const char *value; + void *tmp; + + value = strchr(args[i], '='); + if (value) { + value++; + if (*value != '"' && *value != '\'') { + if (strchr(value, ' ')) + qlen = 2; + } + } + + tmp = realloc(opts, optslen + len + qlen + 2); + if (!tmp) { + err = -errno; + free(opts); + opts = NULL; + ERR("could not gather module options: out-of-memory\n"); + break; + } + opts = tmp; + if (optslen > 0) { + opts[optslen] = ' '; + optslen++; + } + if (qlen == 0) { + memcpy(opts + optslen, args[i], len + 1); + optslen += len; + } else { + size_t keylen = value - args[i]; + size_t valuelen = len - keylen; + memcpy(opts + optslen, args[i], keylen); + optslen += keylen; + opts[optslen] = '"'; + optslen++; + memcpy(opts + optslen, value, valuelen); + optslen += valuelen; + opts[optslen] = '"'; + optslen++; + opts[optslen] = '\0'; + } + } + + *output = opts; + return err; +} + +static char **prepend_options_from_env(int *p_argc, char **orig_argv) +{ + const char *p, *env = getenv("MODPROBE_OPTIONS"); + char **new_argv, *str_start, *str_end, *str, *s, *quote; + int i, argc = *p_argc; + size_t envlen, space_count = 0; + + if (env == NULL) + return orig_argv; + + for (p = env; *p != '\0'; p++) { + if (*p == ' ') + space_count++; + } + + envlen = p - env; + new_argv = malloc(sizeof(char *) * (argc + space_count + 3 + envlen)); + if (new_argv == NULL) + return NULL; + + new_argv[0] = orig_argv[0]; + str_start = str = (char *) (new_argv + argc + space_count + 3); + memcpy(str, env, envlen + 1); + + str_end = str_start + envlen; + + quote = NULL; + for (i = 1, s = str; *s != '\0'; s++) { + if (quote == NULL) { + if (*s == ' ') { + new_argv[i] = str; + i++; + *s = '\0'; + str = s + 1; + } else if (*s == '"' || *s == '\'') + quote = s; + } else { + if (*s == *quote) { + if (quote == str) { + new_argv[i] = str + 1; + i++; + *s = '\0'; + str = s + 1; + } else { + char *it; + for (it = quote; it < s - 1; it++) + it[0] = it[1]; + for (it = s - 1; it < str_end - 2; it++) + it[0] = it[2]; + str_end -= 2; + *str_end = '\0'; + s -= 2; + } + quote = NULL; + } + } + } + if (str < s) { + new_argv[i] = str; + i++; + } + + memcpy(new_argv + i, orig_argv + 1, sizeof(char *) * (argc - 1)); + new_argv[i + argc] = NULL; + *p_argc = i + argc - 1; + + return new_argv; +} + +static int do_modprobe(int argc, char **orig_argv) +{ + struct kmod_ctx *ctx; + char **args = NULL, **argv; + const char **config_paths = NULL; + int nargs = 0, n_config_paths = 0; + char dirname_buf[PATH_MAX]; + const char *dirname = NULL; + const char *root = NULL; + const char *kversion = NULL; + int use_all = 0; + int do_remove = 0; + int do_show_config = 0; + int do_show_modversions = 0; + int err; + + argv = prepend_options_from_env(&argc, orig_argv); + if (argv == NULL) { + ERR("Could not prepend options from command line\n"); + return EXIT_FAILURE; + } + + for (;;) { + int c, idx = 0; + c = getopt_long(argc, argv, cmdopts_s, cmdopts, &idx); + if (c == -1) + break; + switch (c) { + case 'a': + log_priority = LOG_WARNING; + use_all = 1; + break; + case 'r': + do_remove = 1; + break; + case 5: + remove_dependencies = 1; + break; + case 'R': + lookup_only = 1; + break; + case 3: + first_time = 1; + break; + case 'i': + ignore_commands = 1; + break; + case 'b': + use_blacklist = 1; + break; + case 'f': + force = 1; + break; + case 2: + strip_modversion = 1; + break; + case 1: + strip_vermagic = 1; + break; + case 'D': + ignore_loaded = 1; + dry_run = 1; + do_show = 1; + break; + case 'c': + do_show_config = 1; + break; + case 4: + do_show_modversions = 1; + break; + case 'n': + dry_run = 1; + break; + case 'C': { + size_t bytes = sizeof(char *) * (n_config_paths + 2); + void *tmp = realloc(config_paths, bytes); + if (!tmp) { + ERR("out-of-memory\n"); + err = -1; + goto done; + } + config_paths = tmp; + config_paths[n_config_paths] = optarg; + n_config_paths++; + config_paths[n_config_paths] = NULL; + + env_modprobe_options_append("-C"); + env_modprobe_options_append(optarg); + break; + } + case 'd': + root = optarg; + break; + case 'S': + kversion = optarg; + break; + case 's': + env_modprobe_options_append("-s"); + use_syslog = 1; + break; + case 'q': + env_modprobe_options_append("-q"); + verbose = LOG_EMERG; + break; + case 'v': + env_modprobe_options_append("-v"); + verbose++; + break; + case 'V': + puts(PACKAGE " version " VERSION); + err = 0; + goto done; + case 'h': + help(); + err = 0; + goto done; + case '?': + err = -1; + goto done; + default: + ERR("unexpected getopt_long() value '%c'.\n", c); + err = -1; + goto done; + } + } + + args = argv + optind; + nargs = argc - optind; + + log_open(use_syslog); + + if (!do_show_config) { + if (nargs == 0) { + ERR("missing parameters. See -h.\n"); + err = -1; + goto done; + } + } + + if (root != NULL || kversion != NULL) { + struct utsname u; + if (root == NULL) + root = ""; + if (kversion == NULL) { + if (uname(&u) < 0) { + ERR("uname() failed: %m\n"); + err = -1; + goto done; + } + kversion = u.release; + } + snprintf(dirname_buf, sizeof(dirname_buf), + "%s/lib/modules/%s", root, + kversion); + dirname = dirname_buf; + } + + ctx = kmod_new(dirname, config_paths); + if (!ctx) { + ERR("kmod_new() failed!\n"); + err = -1; + goto done; + } + + log_setup_kmod_log(ctx, verbose); + + kmod_load_resources(ctx); + + if (do_show_config) + err = show_config(ctx); + else if (do_show_modversions) + err = show_modversions(ctx, args[0]); + else if (do_remove) + err = rmmod_all(ctx, args, nargs); + else if (use_all) + err = insmod_all(ctx, args, nargs); + else { + char *opts; + err = options_from_array(args, nargs, &opts); + if (err == 0) { + err = insmod(ctx, args[0], opts); + free(opts); + } + } + + kmod_unref(ctx); + +done: + log_close(); + + if (argv != orig_argv) + free(argv); + + free(config_paths); + + return err >= 0 ? EXIT_SUCCESS : EXIT_FAILURE; +} + +const struct kmod_cmd kmod_cmd_compat_modprobe = { + .name = "modprobe", + .cmd = do_modprobe, + .help = "compat modprobe command", +}; |