/* SPDX-License-Identifier: LGPL-2.1+ */ #include #include #include #if HAVE_CRYPT_H /* libxcrypt is a replacement for glibc's libcrypt, and libcrypt might be * removed from glibc at some point. As part of the removal, defines for * crypt(3) are dropped from unistd.h, and we must include crypt.h instead. * * Newer versions of glibc (v2.0+) already ship crypt.h with a definition * of crypt(3) as well, so we simply include it if it is present. MariaDB, * MySQL, PostgreSQL, Perl and some other wide-spread packages do it the * same way since ages without any problems. */ # include #endif #include "sd-id128.h" #include "alloc-util.h" #include "ask-password-api.h" #include "copy.h" #include "env-file.h" #include "fd-util.h" #include "fileio.h" #include "fs-util.h" #include "hostname-util.h" #include "kbd-util.h" #include "locale-util.h" #include "main-func.h" #include "memory-util.h" #include "mkdir.h" #include "os-util.h" #include "parse-util.h" #include "path-util.h" #include "pretty-print.h" #include "proc-cmdline.h" #include "random-util.h" #include "string-util.h" #include "strv.h" #include "terminal-util.h" #include "time-util.h" #include "umask-util.h" #include "user-util.h" static char *arg_root = NULL; static char *arg_locale = NULL; /* $LANG */ static char *arg_keymap = NULL; static char *arg_locale_messages = NULL; /* $LC_MESSAGES */ static char *arg_timezone = NULL; static char *arg_hostname = NULL; static sd_id128_t arg_machine_id = {}; static char *arg_root_password = NULL; static bool arg_prompt_locale = false; static bool arg_prompt_keymap = false; static bool arg_prompt_timezone = false; static bool arg_prompt_hostname = false; static bool arg_prompt_root_password = false; static bool arg_copy_locale = false; static bool arg_copy_keymap = false; static bool arg_copy_timezone = false; static bool arg_copy_root_password = false; STATIC_DESTRUCTOR_REGISTER(arg_root, freep); STATIC_DESTRUCTOR_REGISTER(arg_locale, freep); STATIC_DESTRUCTOR_REGISTER(arg_locale_messages, freep); STATIC_DESTRUCTOR_REGISTER(arg_keymap, freep); STATIC_DESTRUCTOR_REGISTER(arg_timezone, freep); STATIC_DESTRUCTOR_REGISTER(arg_hostname, freep); STATIC_DESTRUCTOR_REGISTER(arg_root_password, erase_and_freep); static bool press_any_key(void) { char k = 0; bool need_nl = true; printf("-- Press any key to proceed --"); fflush(stdout); (void) read_one_char(stdin, &k, USEC_INFINITY, &need_nl); if (need_nl) putchar('\n'); return k != 'q'; } static void print_welcome(void) { _cleanup_free_ char *pretty_name = NULL, *ansi_color = NULL; static bool done = false; const char *pn; int r; if (done) return; r = parse_os_release( arg_root, "PRETTY_NAME", &pretty_name, "ANSI_COLOR", &ansi_color, NULL); if (r < 0) log_full_errno(r == -ENOENT ? LOG_DEBUG : LOG_WARNING, r, "Failed to read os-release file, ignoring: %m"); pn = isempty(pretty_name) ? "Linux" : pretty_name; if (colors_enabled()) printf("\nWelcome to your new installation of \x1B[%sm%s\x1B[0m!\n", ansi_color, pn); else printf("\nWelcome to your new installation of %s!\n", pn); printf("\nPlease configure your system!\n\n"); press_any_key(); done = true; } static int show_menu(char **x, unsigned n_columns, unsigned width, unsigned percentage) { unsigned break_lines, break_modulo; size_t n, per_column, i, j; assert(n_columns > 0); n = strv_length(x); per_column = DIV_ROUND_UP(n, n_columns); break_lines = lines(); if (break_lines > 2) break_lines--; /* The first page gets two extra lines, since we want to show * a title */ break_modulo = break_lines; if (break_modulo > 3) break_modulo -= 3; for (i = 0; i < per_column; i++) { for (j = 0; j < n_columns; j ++) { _cleanup_free_ char *e = NULL; if (j * per_column + i >= n) break; e = ellipsize(x[j * per_column + i], width, percentage); if (!e) return log_oom(); printf("%4zu) %-*s", j * per_column + i + 1, width, e); } putchar('\n'); /* on the first screen we reserve 2 extra lines for the title */ if (i % break_lines == break_modulo) { if (!press_any_key()) return 0; } } return 0; } static int prompt_loop(const char *text, char **l, bool (*is_valid)(const char *name), char **ret) { int r; assert(text); assert(is_valid); assert(ret); for (;;) { _cleanup_free_ char *p = NULL; unsigned u; r = ask_string(&p, "%s %s (empty to skip): ", special_glyph(SPECIAL_GLYPH_TRIANGULAR_BULLET), text); if (r < 0) return log_error_errno(r, "Failed to query user: %m"); if (isempty(p)) { log_warning("No data entered, skipping."); return 0; } r = safe_atou(p, &u); if (r >= 0) { char *c; if (u <= 0 || u > strv_length(l)) { log_error("Specified entry number out of range."); continue; } log_info("Selected '%s'.", l[u-1]); c = strdup(l[u-1]); if (!c) return log_oom(); free(*ret); *ret = c; return 0; } if (!is_valid(p)) { log_error("Entered data invalid."); continue; } free(*ret); *ret = p; p = 0; return 0; } } static int prompt_locale(void) { _cleanup_strv_free_ char **locales = NULL; int r; if (arg_locale || arg_locale_messages) return 0; if (!arg_prompt_locale) return 0; r = get_locales(&locales); if (r < 0) return log_error_errno(r, "Cannot query locales list: %m"); if (strv_isempty(locales)) log_debug("No locales found, skipping locale selection."); else if (strv_length(locales) == 1) { if (streq(locales[0], SYSTEMD_DEFAULT_LOCALE)) log_debug("Only installed locale is default locale anyway, not setting locale explicitly."); else { log_debug("Only a single locale available (%s), selecting it as default.", locales[0]); arg_locale = strdup(locales[0]); if (!arg_locale) return log_oom(); /* Not setting arg_locale_message here, since it defaults to LANG anyway */ } } else { print_welcome(); printf("\nAvailable Locales:\n\n"); r = show_menu(locales, 3, 22, 60); if (r < 0) return r; putchar('\n'); r = prompt_loop("Please enter system locale name or number", locales, locale_is_valid, &arg_locale); if (r < 0) return r; if (isempty(arg_locale)) return 0; r = prompt_loop("Please enter system message locale name or number", locales, locale_is_valid, &arg_locale_messages); if (r < 0) return r; /* Suppress the messages setting if it's the same as the main locale anyway */ if (streq_ptr(arg_locale, arg_locale_messages)) arg_locale_messages = mfree(arg_locale_messages); } return 0; } static int process_locale(void) { const char *etc_localeconf; char* locales[3]; unsigned i = 0; int r; etc_localeconf = prefix_roota(arg_root, "/etc/locale.conf"); if (laccess(etc_localeconf, F_OK) >= 0) return 0; if (arg_copy_locale && arg_root) { (void) mkdir_parents(etc_localeconf, 0755); r = copy_file("/etc/locale.conf", etc_localeconf, 0, 0644, 0, 0, COPY_REFLINK); if (r != -ENOENT) { if (r < 0) return log_error_errno(r, "Failed to copy %s: %m", etc_localeconf); log_info("%s copied.", etc_localeconf); return 0; } } r = prompt_locale(); if (r < 0) return r; if (!isempty(arg_locale)) locales[i++] = strjoina("LANG=", arg_locale); if (!isempty(arg_locale_messages) && !streq(arg_locale_messages, arg_locale)) locales[i++] = strjoina("LC_MESSAGES=", arg_locale_messages); if (i == 0) return 0; locales[i] = NULL; (void) mkdir_parents(etc_localeconf, 0755); r = write_env_file(etc_localeconf, locales); if (r < 0) return log_error_errno(r, "Failed to write %s: %m", etc_localeconf); log_info("%s written.", etc_localeconf); return 0; } static int prompt_keymap(void) { _cleanup_strv_free_ char **kmaps = NULL; int r; if (arg_keymap) return 0; if (!arg_prompt_keymap) return 0; r = get_keymaps(&kmaps); if (r == -ENOENT) /* no keymaps installed */ return r; if (r < 0) return log_error_errno(r, "Failed to read keymaps: %m"); print_welcome(); printf("\nAvailable keymaps:\n\n"); r = show_menu(kmaps, 3, 22, 60); if (r < 0) return r; putchar('\n'); return prompt_loop("Please enter system keymap name or number", kmaps, keymap_is_valid, &arg_keymap); } static int process_keymap(void) { const char *etc_vconsoleconf; char **keymap; int r; etc_vconsoleconf = prefix_roota(arg_root, "/etc/vconsole.conf"); if (laccess(etc_vconsoleconf, F_OK) >= 0) return 0; if (arg_copy_keymap && arg_root) { (void) mkdir_parents(etc_vconsoleconf, 0755); r = copy_file("/etc/vconsole.conf", etc_vconsoleconf, 0, 0644, 0, 0, COPY_REFLINK); if (r != -ENOENT) { if (r < 0) return log_error_errno(r, "Failed to copy %s: %m", etc_vconsoleconf); log_info("%s copied.", etc_vconsoleconf); return 0; } } r = prompt_keymap(); if (r == -ENOENT) return 0; /* don't fail if no keymaps are installed */ if (r < 0) return r; if (isempty(arg_keymap)) return 0; keymap = STRV_MAKE(strjoina("KEYMAP=", arg_keymap)); r = mkdir_parents(etc_vconsoleconf, 0755); if (r < 0) return log_error_errno(r, "Failed to create the parent directory of %s: %m", etc_vconsoleconf); r = write_env_file(etc_vconsoleconf, keymap); if (r < 0) return log_error_errno(r, "Failed to write %s: %m", etc_vconsoleconf); log_info("%s written.", etc_vconsoleconf); return 0; } static bool timezone_is_valid_log_error(const char *name) { return timezone_is_valid(name, LOG_ERR); } static int prompt_timezone(void) { _cleanup_strv_free_ char **zones = NULL; int r; if (arg_timezone) return 0; if (!arg_prompt_timezone) return 0; r = get_timezones(&zones); if (r < 0) return log_error_errno(r, "Cannot query timezone list: %m"); print_welcome(); printf("\nAvailable Time Zones:\n\n"); r = show_menu(zones, 3, 22, 30); if (r < 0) return r; putchar('\n'); r = prompt_loop("Please enter timezone name or number", zones, timezone_is_valid_log_error, &arg_timezone); if (r < 0) return r; return 0; } static int process_timezone(void) { const char *etc_localtime, *e; int r; etc_localtime = prefix_roota(arg_root, "/etc/localtime"); if (laccess(etc_localtime, F_OK) >= 0) return 0; if (arg_copy_timezone && arg_root) { _cleanup_free_ char *p = NULL; r = readlink_malloc("/etc/localtime", &p); if (r != -ENOENT) { if (r < 0) return log_error_errno(r, "Failed to read host timezone: %m"); (void) mkdir_parents(etc_localtime, 0755); if (symlink(p, etc_localtime) < 0) return log_error_errno(errno, "Failed to create %s symlink: %m", etc_localtime); log_info("%s copied.", etc_localtime); return 0; } } r = prompt_timezone(); if (r < 0) return r; if (isempty(arg_timezone)) return 0; e = strjoina("../usr/share/zoneinfo/", arg_timezone); (void) mkdir_parents(etc_localtime, 0755); if (symlink(e, etc_localtime) < 0) return log_error_errno(errno, "Failed to create %s symlink: %m", etc_localtime); log_info("%s written", etc_localtime); return 0; } static int prompt_hostname(void) { int r; if (arg_hostname) return 0; if (!arg_prompt_hostname) return 0; print_welcome(); putchar('\n'); for (;;) { _cleanup_free_ char *h = NULL; r = ask_string(&h, "%s Please enter hostname for new system (empty to skip): ", special_glyph(SPECIAL_GLYPH_TRIANGULAR_BULLET)); if (r < 0) return log_error_errno(r, "Failed to query hostname: %m"); if (isempty(h)) { log_warning("No hostname entered, skipping."); break; } if (!hostname_is_valid(h, true)) { log_error("Specified hostname invalid."); continue; } /* Get rid of the trailing dot that we allow, but don't want to see */ arg_hostname = hostname_cleanup(h); h = NULL; break; } return 0; } static int process_hostname(void) { const char *etc_hostname; int r; etc_hostname = prefix_roota(arg_root, "/etc/hostname"); if (laccess(etc_hostname, F_OK) >= 0) return 0; r = prompt_hostname(); if (r < 0) return r; if (isempty(arg_hostname)) return 0; r = write_string_file(etc_hostname, arg_hostname, WRITE_STRING_FILE_CREATE | WRITE_STRING_FILE_SYNC | WRITE_STRING_FILE_MKDIR_0755); if (r < 0) return log_error_errno(r, "Failed to write %s: %m", etc_hostname); log_info("%s written.", etc_hostname); return 0; } static int process_machine_id(void) { const char *etc_machine_id; char id[SD_ID128_STRING_MAX]; int r; etc_machine_id = prefix_roota(arg_root, "/etc/machine-id"); if (laccess(etc_machine_id, F_OK) >= 0) return 0; if (sd_id128_is_null(arg_machine_id)) return 0; r = write_string_file(etc_machine_id, sd_id128_to_string(arg_machine_id, id), WRITE_STRING_FILE_CREATE | WRITE_STRING_FILE_SYNC | WRITE_STRING_FILE_MKDIR_0755); if (r < 0) return log_error_errno(r, "Failed to write machine id: %m"); log_info("%s written.", etc_machine_id); return 0; } static int prompt_root_password(void) { const char *msg1, *msg2, *etc_shadow; int r; if (arg_root_password) return 0; if (!arg_prompt_root_password) return 0; etc_shadow = prefix_roota(arg_root, "/etc/shadow"); if (laccess(etc_shadow, F_OK) >= 0) return 0; print_welcome(); putchar('\n'); msg1 = strjoina(special_glyph(SPECIAL_GLYPH_TRIANGULAR_BULLET), " Please enter a new root password (empty to skip): "); msg2 = strjoina(special_glyph(SPECIAL_GLYPH_TRIANGULAR_BULLET), " Please enter new root password again: "); for (;;) { _cleanup_strv_free_erase_ char **a = NULL, **b = NULL; r = ask_password_tty(-1, msg1, NULL, 0, 0, NULL, &a); if (r < 0) return log_error_errno(r, "Failed to query root password: %m"); if (strv_length(a) != 1) { log_warning("Received multiple passwords, where we expected one."); return -EINVAL; } if (isempty(*a)) { log_warning("No password entered, skipping."); break; } r = ask_password_tty(-1, msg2, NULL, 0, 0, NULL, &b); if (r < 0) return log_error_errno(r, "Failed to query root password: %m"); if (!streq(*a, *b)) { log_error("Entered passwords did not match, please try again."); continue; } arg_root_password = TAKE_PTR(*a); break; } return 0; } static int write_root_shadow(const char *path, const struct spwd *p) { _cleanup_fclose_ FILE *f = NULL; int r; assert(path); assert(p); RUN_WITH_UMASK(0777) f = fopen(path, "wex"); if (!f) return -errno; r = putspent_sane(p, f); if (r < 0) return r; return fflush_sync_and_check(f); } static int process_root_password(void) { struct spwd item = { .sp_namp = (char*) "root", .sp_min = -1, .sp_max = -1, .sp_warn = -1, .sp_inact = -1, .sp_expire = -1, .sp_flag = (unsigned long) -1, /* this appears to be what everybody does ... */ }; _cleanup_free_ char *salt = NULL; _cleanup_close_ int lock = -1; struct crypt_data cd = {}; const char *etc_shadow; int r; etc_shadow = prefix_roota(arg_root, "/etc/shadow"); if (laccess(etc_shadow, F_OK) >= 0) return 0; (void) mkdir_parents(etc_shadow, 0755); lock = take_etc_passwd_lock(arg_root); if (lock < 0) return log_error_errno(lock, "Failed to take a lock: %m"); if (arg_copy_root_password && arg_root) { struct spwd *p; errno = 0; p = getspnam("root"); if (p || errno != ENOENT) { if (!p) { if (!errno) errno = EIO; return log_error_errno(errno, "Failed to find shadow entry for root: %m"); } r = write_root_shadow(etc_shadow, p); if (r < 0) return log_error_errno(r, "Failed to write %s: %m", etc_shadow); log_info("%s copied.", etc_shadow); return 0; } } r = prompt_root_password(); if (r < 0) return r; if (!arg_root_password) return 0; r = make_salt(&salt); if (r < 0) return log_error_errno(r, "Failed to get salt: %m"); errno = 0; item.sp_pwdp = crypt_r(arg_root_password, salt, &cd); if (!item.sp_pwdp) return log_error_errno(errno == 0 ? SYNTHETIC_ERRNO(EINVAL) : errno, "Failed to encrypt password: %m"); item.sp_lstchg = (long) (now(CLOCK_REALTIME) / USEC_PER_DAY); r = write_root_shadow(etc_shadow, &item); if (r < 0) return log_error_errno(r, "Failed to write %s: %m", etc_shadow); log_info("%s written.", etc_shadow); return 0; } static int help(void) { _cleanup_free_ char *link = NULL; int r; r = terminal_urlify_man("systemd-firstboot", "1", &link); if (r < 0) return log_oom(); printf("%s [OPTIONS...]\n\n" "Configures basic settings of the system.\n\n" " -h --help Show this help\n" " --version Show package version\n" " --root=PATH Operate on an alternate filesystem root\n" " --locale=LOCALE Set primary locale (LANG=)\n" " --locale-messages=LOCALE Set message locale (LC_MESSAGES=)\n" " --keymap=KEYMAP Set keymap\n" " --timezone=TIMEZONE Set timezone\n" " --hostname=NAME Set host name\n" " --machine-ID=ID Set machine ID\n" " --root-password=PASSWORD Set root password\n" " --root-password-file=FILE Set root password from file\n" " --prompt-locale Prompt the user for locale settings\n" " --prompt-keymap Prompt the user for keymap settings\n" " --prompt-timezone Prompt the user for timezone\n" " --prompt-hostname Prompt the user for hostname\n" " --prompt-root-password Prompt the user for root password\n" " --prompt Prompt for all of the above\n" " --copy-locale Copy locale from host\n" " --copy-keymap Copy keymap from host\n" " --copy-timezone Copy timezone from host\n" " --copy-root-password Copy root password from host\n" " --copy Copy locale, keymap, timezone, root password\n" " --setup-machine-id Generate a new random machine ID\n" "\nSee the %s for details.\n" , program_invocation_short_name , link ); return 0; } static int parse_argv(int argc, char *argv[]) { enum { ARG_VERSION = 0x100, ARG_ROOT, ARG_LOCALE, ARG_LOCALE_MESSAGES, ARG_KEYMAP, ARG_TIMEZONE, ARG_HOSTNAME, ARG_MACHINE_ID, ARG_ROOT_PASSWORD, ARG_ROOT_PASSWORD_FILE, ARG_PROMPT, ARG_PROMPT_LOCALE, ARG_PROMPT_KEYMAP, ARG_PROMPT_TIMEZONE, ARG_PROMPT_HOSTNAME, ARG_PROMPT_ROOT_PASSWORD, ARG_COPY, ARG_COPY_LOCALE, ARG_COPY_KEYMAP, ARG_COPY_TIMEZONE, ARG_COPY_ROOT_PASSWORD, ARG_SETUP_MACHINE_ID, }; static const struct option options[] = { { "help", no_argument, NULL, 'h' }, { "version", no_argument, NULL, ARG_VERSION }, { "root", required_argument, NULL, ARG_ROOT }, { "locale", required_argument, NULL, ARG_LOCALE }, { "locale-messages", required_argument, NULL, ARG_LOCALE_MESSAGES }, { "keymap", required_argument, NULL, ARG_KEYMAP }, { "timezone", required_argument, NULL, ARG_TIMEZONE }, { "hostname", required_argument, NULL, ARG_HOSTNAME }, { "machine-id", required_argument, NULL, ARG_MACHINE_ID }, { "root-password", required_argument, NULL, ARG_ROOT_PASSWORD }, { "root-password-file", required_argument, NULL, ARG_ROOT_PASSWORD_FILE }, { "prompt", no_argument, NULL, ARG_PROMPT }, { "prompt-locale", no_argument, NULL, ARG_PROMPT_LOCALE }, { "prompt-keymap", no_argument, NULL, ARG_PROMPT_KEYMAP }, { "prompt-timezone", no_argument, NULL, ARG_PROMPT_TIMEZONE }, { "prompt-hostname", no_argument, NULL, ARG_PROMPT_HOSTNAME }, { "prompt-root-password", no_argument, NULL, ARG_PROMPT_ROOT_PASSWORD }, { "copy", no_argument, NULL, ARG_COPY }, { "copy-locale", no_argument, NULL, ARG_COPY_LOCALE }, { "copy-keymap", no_argument, NULL, ARG_COPY_KEYMAP }, { "copy-timezone", no_argument, NULL, ARG_COPY_TIMEZONE }, { "copy-root-password", no_argument, NULL, ARG_COPY_ROOT_PASSWORD }, { "setup-machine-id", no_argument, NULL, ARG_SETUP_MACHINE_ID }, {} }; int r, c; assert(argc >= 0); assert(argv); while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) switch (c) { case 'h': return help(); case ARG_VERSION: return version(); case ARG_ROOT: r = parse_path_argument_and_warn(optarg, true, &arg_root); if (r < 0) return r; break; case ARG_LOCALE: if (!locale_is_valid(optarg)) return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Locale %s is not valid.", optarg); r = free_and_strdup(&arg_locale, optarg); if (r < 0) return log_oom(); break; case ARG_LOCALE_MESSAGES: if (!locale_is_valid(optarg)) return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Locale %s is not valid.", optarg); r = free_and_strdup(&arg_locale_messages, optarg); if (r < 0) return log_oom(); break; case ARG_KEYMAP: if (!keymap_is_valid(optarg)) return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Keymap %s is not valid.", optarg); r = free_and_strdup(&arg_keymap, optarg); if (r < 0) return log_oom(); break; case ARG_TIMEZONE: if (!timezone_is_valid(optarg, LOG_ERR)) return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Timezone %s is not valid.", optarg); r = free_and_strdup(&arg_timezone, optarg); if (r < 0) return log_oom(); break; case ARG_ROOT_PASSWORD: r = free_and_strdup(&arg_root_password, optarg); if (r < 0) return log_oom(); break; case ARG_ROOT_PASSWORD_FILE: arg_root_password = mfree(arg_root_password); r = read_one_line_file(optarg, &arg_root_password); if (r < 0) return log_error_errno(r, "Failed to read %s: %m", optarg); break; case ARG_HOSTNAME: if (!hostname_is_valid(optarg, true)) return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Host name %s is not valid.", optarg); hostname_cleanup(optarg); r = free_and_strdup(&arg_hostname, optarg); if (r < 0) return log_oom(); break; case ARG_MACHINE_ID: if (sd_id128_from_string(optarg, &arg_machine_id) < 0) return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Failed to parse machine id %s.", optarg); break; case ARG_PROMPT: arg_prompt_locale = arg_prompt_keymap = arg_prompt_timezone = arg_prompt_hostname = arg_prompt_root_password = true; break; case ARG_PROMPT_LOCALE: arg_prompt_locale = true; break; case ARG_PROMPT_KEYMAP: arg_prompt_keymap = true; break; case ARG_PROMPT_TIMEZONE: arg_prompt_timezone = true; break; case ARG_PROMPT_HOSTNAME: arg_prompt_hostname = true; break; case ARG_PROMPT_ROOT_PASSWORD: arg_prompt_root_password = true; break; case ARG_COPY: arg_copy_locale = arg_copy_keymap = arg_copy_timezone = arg_copy_root_password = true; break; case ARG_COPY_LOCALE: arg_copy_locale = true; break; case ARG_COPY_KEYMAP: arg_copy_keymap = true; break; case ARG_COPY_TIMEZONE: arg_copy_timezone = true; break; case ARG_COPY_ROOT_PASSWORD: arg_copy_root_password = true; break; case ARG_SETUP_MACHINE_ID: r = sd_id128_randomize(&arg_machine_id); if (r < 0) return log_error_errno(r, "Failed to generate randomized machine ID: %m"); break; case '?': return -EINVAL; default: assert_not_reached("Unhandled option"); } return 1; } static int run(int argc, char *argv[]) { bool enabled; int r; r = parse_argv(argc, argv); if (r <= 0) return r; log_setup_service(); umask(0022); r = proc_cmdline_get_bool("systemd.firstboot", &enabled); if (r < 0) return log_error_errno(r, "Failed to parse systemd.firstboot= kernel command line argument, ignoring: %m"); if (r > 0 && !enabled) return 0; /* disabled */ r = process_locale(); if (r < 0) return r; r = process_keymap(); if (r < 0) return r; r = process_timezone(); if (r < 0) return r; r = process_hostname(); if (r < 0) return r; r = process_machine_id(); if (r < 0) return r; r = process_root_password(); if (r < 0) return r; return 0; } DEFINE_MAIN_FUNCTION(run);