diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/kmod-setup.c | 68 |
1 files changed, 40 insertions, 28 deletions
diff --git a/src/kmod-setup.c b/src/kmod-setup.c index 7bd7dcb182..7042de4a2c 100644 --- a/src/kmod-setup.c +++ b/src/kmod-setup.c @@ -23,6 +23,7 @@ #include <unistd.h> #include <string.h> #include <errno.h> +#include <libkmod.h> #include "macro.h" #include "execute.h" @@ -35,13 +36,18 @@ static const char * const kmod_table[] = { "unix", "/proc/net/unix" }; +static void systemd_kmod_log(void *data, int priority, const char *file, int line, + const char *fn, const char *format, va_list args) +{ + log_meta(priority, file, line, fn, format, args); +} + + int kmod_setup(void) { - unsigned i, n = 0; - const char * cmdline[3 + ELEMENTSOF(kmod_table) + 1]; - ExecCommand command; - ExecContext context; - pid_t pid; - int r; + unsigned i; + struct kmod_ctx *ctx = NULL; + struct kmod_module *mod; + int err; for (i = 0; i < ELEMENTSOF(kmod_table); i += 2) { @@ -49,34 +55,40 @@ int kmod_setup(void) { continue; log_debug("Your kernel apparently lacks built-in %s support. Might be a good idea to compile it in. " - "We'll now try to work around this by calling '/sbin/modprobe %s'...", - kmod_table[i], kmod_table[i]); + "We'll now try to work around this by loading the module...", + kmod_table[i]); - cmdline[3 + n++] = kmod_table[i]; - } + if (!ctx) { + ctx = kmod_new(NULL, NULL); + if (!ctx) { + log_error("Failed to allocate memory for kmod"); + return -ENOMEM; + } - if (n <= 0) - return 0; + kmod_set_log_fn(ctx, systemd_kmod_log, NULL); - cmdline[0] = "/sbin/modprobe"; - cmdline[1] = "-qab"; - cmdline[2] = "--"; - cmdline[3 + n] = NULL; + kmod_load_resources(ctx); + } - zero(command); - zero(context); - - command.path = (char*) cmdline[0]; - command.argv = (char**) cmdline; + err = kmod_module_new_from_name(ctx, kmod_table[i], &mod); + if (err < 0) { + log_error("Failed to load module '%s'", kmod_table[i]); + continue; + } - exec_context_init(&context); - r = exec_spawn(&command, NULL, &context, NULL, 0, NULL, false, false, false, false, NULL, NULL, &pid); - exec_context_done(&context); + err = kmod_module_probe_insert_module(mod, KMOD_PROBE_APPLY_BLACKLIST, NULL, NULL, NULL, NULL); + if (err == 0) + log_info("Inserted module '%s'", kmod_module_get_name(mod)); + else if (err == KMOD_PROBE_APPLY_BLACKLIST) + log_info("Module '%s' is blacklisted", kmod_module_get_name(mod)); + else + log_error("Failed to insert '%s'", kmod_module_get_name(mod)); - if (r < 0) { - log_error("Failed to spawn %s: %s", cmdline[0], strerror(-r)); - return r; + kmod_module_unref(mod); } - return wait_for_terminate_and_warn(cmdline[0], pid); + if (ctx) + ctx = kmod_unref(ctx); + + return 0; } |