diff options
Diffstat (limited to 'src')
| l--------- | src/firstboot/Makefile | 1 | ||||
| -rw-r--r-- | src/firstboot/firstboot.c | 899 |
2 files changed, 0 insertions, 900 deletions
diff --git a/src/firstboot/Makefile b/src/firstboot/Makefile deleted file mode 120000 index d0b0e8e008..0000000000 --- a/src/firstboot/Makefile +++ /dev/null @@ -1 +0,0 @@ -../Makefile
\ No newline at end of file diff --git a/src/firstboot/firstboot.c b/src/firstboot/firstboot.c deleted file mode 100644 index a37ca170fb..0000000000 --- a/src/firstboot/firstboot.c +++ /dev/null @@ -1,899 +0,0 @@ -/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ - -/*** - This file is part of systemd. - - Copyright 2014 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - - -#include <fcntl.h> -#include <unistd.h> -#include <getopt.h> -#include <shadow.h> - -#include "strv.h" -#include "fileio.h" -#include "copy.h" -#include "build.h" -#include "mkdir.h" -#include "time-util.h" -#include "path-util.h" -#include "locale-util.h" -#include "ask-password-api.h" - -static char *arg_root = NULL; -static char *arg_locale = NULL; /* $LANG */ -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_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_timezone = false; -static bool arg_copy_root_password = false; - -#define prefix_roota(p) (arg_root ? (const char*) strjoina(arg_root, p) : (const char*) p) - -static void clear_string(char *x) { - - if (!x) - return; - - /* A delicious drop of snake-oil! */ - memset(x, 'x', strlen(x)); -} - -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; - const char *os_release = NULL; - static bool done = false; - int r; - - if (done) - return; - - os_release = prefix_roota("/etc/os-release"); - r = parse_env_file(os_release, NEWLINE, - "PRETTY_NAME", &pretty_name, - NULL); - if (r == -ENOENT) { - - os_release = prefix_roota("/usr/lib/os-release"); - r = parse_env_file(os_release, NEWLINE, - "PRETTY_NAME", &pretty_name, - NULL); - } - - if (r < 0 && r != -ENOENT) - log_warning_errno(r, "Failed to read os-release file: %m"); - - printf("\nWelcome to your new installation of %s!\nPlease configure a few basic system settings:\n\n", - isempty(pretty_name) ? "Linux" : pretty_name); - - press_any_key(); - - done = true; -} - -static int show_menu(char **x, unsigned n_columns, unsigned width, unsigned percentage) { - unsigned n, per_column, i, j; - unsigned break_lines, break_modulo; - - assert(n_columns > 0); - - n = strv_length(x); - per_column = (n + n_columns - 1) / 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("%4u) %-*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): ", draw_special_char(DRAW_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"); - - 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; - - return 0; -} - -static int process_locale(void) { - const char *etc_localeconf; - char* locales[3]; - unsigned i = 0; - int r; - - etc_localeconf = prefix_roota("/etc/locale.conf"); - if (faccessat(AT_FDCWD, etc_localeconf, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) - return 0; - - if (arg_copy_locale && arg_root) { - - mkdir_parents(etc_localeconf, 0755); - r = copy_file("/etc/locale.conf", etc_localeconf, 0, 0644, 0); - 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; - - 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_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, &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("/etc/localtime"); - if (faccessat(AT_FDCWD, etc_localtime, F_OK, AT_SYMLINK_NOFOLLOW) >= 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"); - - 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); - - 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): ", draw_special_char(DRAW_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)) { - log_error("Specified hostname invalid."); - continue; - } - - arg_hostname = h; - h = NULL; - break; - } - - return 0; -} - -static int process_hostname(void) { - const char *etc_hostname; - int r; - - etc_hostname = prefix_roota("/etc/hostname"); - if (faccessat(AT_FDCWD, etc_hostname, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) - return 0; - - r = prompt_hostname(); - if (r < 0) - return r; - - if (isempty(arg_hostname)) - return 0; - - mkdir_parents(etc_hostname, 0755); - r = write_string_file(etc_hostname, arg_hostname); - 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("/etc/machine-id"); - if (faccessat(AT_FDCWD, etc_machine_id, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) - return 0; - - if (sd_id128_equal(arg_machine_id, SD_ID128_NULL)) - return 0; - - mkdir_parents(etc_machine_id, 0755); - r = write_string_file(etc_machine_id, sd_id128_to_string(arg_machine_id, id)); - 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("/etc/shadow"); - if (faccessat(AT_FDCWD, etc_shadow, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) - return 0; - - print_welcome(); - putchar('\n'); - - msg1 = strjoina(draw_special_char(DRAW_TRIANGULAR_BULLET), " Please enter a new root password (empty to skip): "); - msg2 = strjoina(draw_special_char(DRAW_TRIANGULAR_BULLET), " Please enter new root password again: "); - - for (;;) { - _cleanup_free_ char *a = NULL, *b = NULL; - - r = ask_password_tty(msg1, 0, false, NULL, &a); - if (r < 0) - return log_error_errno(r, "Failed to query root password: %m"); - - if (isempty(a)) { - log_warning("No password entered, skipping."); - break; - } - - r = ask_password_tty(msg2, 0, false, NULL, &b); - if (r < 0) { - log_error_errno(r, "Failed to query root password: %m"); - clear_string(a); - return r; - } - - if (!streq(a, b)) { - log_error("Entered passwords did not match, please try again."); - clear_string(a); - clear_string(b); - continue; - } - - clear_string(b); - arg_root_password = a; - a = NULL; - break; - } - - return 0; -} - -static int write_root_shadow(const char *path, const struct spwd *p) { - _cleanup_fclose_ FILE *f = NULL; - assert(path); - assert(p); - - RUN_WITH_UMASK(0777) - f = fopen(path, "wex"); - if (!f) - return -errno; - - errno = 0; - if (putspent(p, f) != 0) - return errno ? -errno : -EIO; - - return fflush_and_check(f); -} - -static int process_root_password(void) { - - static const char table[] = - "abcdefghijklmnopqrstuvwxyz" - "ABCDEFGHIJKLMNOPQRSTUVWXYZ" - "0123456789" - "./"; - - 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_close_ int lock = -1; - char salt[3+16+1+1]; - uint8_t raw[16]; - unsigned i; - char *j; - - const char *etc_shadow; - int r; - - etc_shadow = prefix_roota("/etc/shadow"); - if (faccessat(AT_FDCWD, etc_shadow, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) - return 0; - - mkdir_parents(etc_shadow, 0755); - - lock = take_password_lock(arg_root); - if (lock < 0) - return lock; - - 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; - - log_error_errno(errno, "Failed to find shadow entry for root: %m"); - return -errno; - } - - 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 = dev_urandom(raw, 16); - if (r < 0) - return log_error_errno(r, "Failed to get salt: %m"); - - /* We only bother with SHA512 hashed passwords, the rest is legacy, and we don't do legacy. */ - assert_cc(sizeof(table) == 64 + 1); - j = stpcpy(salt, "$6$"); - for (i = 0; i < 16; i++) - j[i] = table[raw[i] & 63]; - j[i++] = '$'; - j[i] = 0; - - errno = 0; - item.sp_pwdp = crypt(arg_root_password, salt); - if (!item.sp_pwdp) { - if (!errno) - errno = -EINVAL; - - log_error_errno(errno, "Failed to encrypt password: %m"); - return -errno; - } - - 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 void help(void) { - 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" - " --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-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-timezone Copy timezone from host\n" - " --copy-root-password Copy root password from host\n" - " --copy Copy locale, timezone, root password\n" - " --setup-machine-id Generate a new random machine ID\n" - , program_invocation_short_name); -} - -static int parse_argv(int argc, char *argv[]) { - - enum { - ARG_VERSION = 0x100, - ARG_ROOT, - ARG_LOCALE, - ARG_LOCALE_MESSAGES, - ARG_TIMEZONE, - ARG_HOSTNAME, - ARG_MACHINE_ID, - ARG_ROOT_PASSWORD, - ARG_ROOT_PASSWORD_FILE, - ARG_PROMPT, - ARG_PROMPT_LOCALE, - ARG_PROMPT_TIMEZONE, - ARG_PROMPT_HOSTNAME, - ARG_PROMPT_ROOT_PASSWORD, - ARG_COPY, - ARG_COPY_LOCALE, - 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 }, - { "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-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-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': - help(); - return 0; - - case ARG_VERSION: - puts(PACKAGE_STRING); - puts(SYSTEMD_FEATURES); - return 0; - - case ARG_ROOT: - free(arg_root); - arg_root = path_make_absolute_cwd(optarg); - if (!arg_root) - return log_oom(); - - path_kill_slashes(arg_root); - - if (path_equal(arg_root, "/")) { - free(arg_root); - arg_root = NULL; - } - - break; - - case ARG_LOCALE: - if (!locale_is_valid(optarg)) { - log_error("Locale %s is not valid.", optarg); - return -EINVAL; - } - - free(arg_locale); - arg_locale = strdup(optarg); - if (!arg_locale) - return log_oom(); - - break; - - case ARG_LOCALE_MESSAGES: - if (!locale_is_valid(optarg)) { - log_error("Locale %s is not valid.", optarg); - return -EINVAL; - } - - free(arg_locale_messages); - arg_locale_messages = strdup(optarg); - if (!arg_locale_messages) - return log_oom(); - - break; - - case ARG_TIMEZONE: - if (!timezone_is_valid(optarg)) { - log_error("Timezone %s is not valid.", optarg); - return -EINVAL; - } - - free(arg_timezone); - arg_timezone = strdup(optarg); - if (!arg_timezone) - return log_oom(); - - break; - - case ARG_ROOT_PASSWORD: - free(arg_root_password); - arg_root_password = strdup(optarg); - if (!arg_root_password) - return log_oom(); - - break; - - case ARG_ROOT_PASSWORD_FILE: - free(arg_root_password); - arg_root_password = NULL; - - 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)) { - log_error("Host name %s is not valid.", optarg); - return -EINVAL; - } - - free(arg_hostname); - arg_hostname = strdup(optarg); - if (!arg_hostname) - return log_oom(); - - break; - - case ARG_MACHINE_ID: - if (sd_id128_from_string(optarg, &arg_machine_id) < 0) { - log_error("Failed to parse machine id %s.", optarg); - return -EINVAL; - } - - break; - - case ARG_PROMPT: - arg_prompt_locale = arg_prompt_timezone = arg_prompt_hostname = arg_prompt_root_password = true; - break; - - case ARG_PROMPT_LOCALE: - arg_prompt_locale = 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_timezone = arg_copy_root_password = true; - break; - - case ARG_COPY_LOCALE: - arg_copy_locale = 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; -} - -int main(int argc, char *argv[]) { - int r; - - r = parse_argv(argc, argv); - if (r <= 0) - goto finish; - - log_set_target(LOG_TARGET_AUTO); - log_parse_environment(); - log_open(); - - umask(0022); - - r = process_locale(); - if (r < 0) - goto finish; - - r = process_timezone(); - if (r < 0) - goto finish; - - r = process_hostname(); - if (r < 0) - goto finish; - - r = process_machine_id(); - if (r < 0) - goto finish; - - r = process_root_password(); - if (r < 0) - goto finish; - -finish: - free(arg_root); - free(arg_locale); - free(arg_locale_messages); - free(arg_timezone); - free(arg_hostname); - clear_string(arg_root_password); - free(arg_root_password); - - return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; -} |