diff options
Diffstat (limited to 'daemon/main.c')
| -rw-r--r-- | daemon/main.c | 912 |
1 files changed, 456 insertions, 456 deletions
diff --git a/daemon/main.c b/daemon/main.c index 1ef6c841..822d719a 100644 --- a/daemon/main.c +++ b/daemon/main.c @@ -1,4 +1,4 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu> * @@ -68,246 +68,246 @@ static gid_t gdm_gid = -1; static gboolean timed_exit_cb (GMainLoop *loop) { - g_main_loop_quit (loop); - return FALSE; + g_main_loop_quit (loop); + return FALSE; } static DBusGProxy * get_bus_proxy (DBusGConnection *connection) { - DBusGProxy *bus_proxy; + DBusGProxy *bus_proxy; - bus_proxy = dbus_g_proxy_new_for_name (connection, - DBUS_SERVICE_DBUS, - DBUS_PATH_DBUS, - DBUS_INTERFACE_DBUS); - return bus_proxy; + bus_proxy = dbus_g_proxy_new_for_name (connection, + DBUS_SERVICE_DBUS, + DBUS_PATH_DBUS, + DBUS_INTERFACE_DBUS); + return bus_proxy; } static gboolean acquire_name_on_proxy (DBusGProxy *bus_proxy) { - GError *error; - guint result; - gboolean res; - gboolean ret; - - ret = FALSE; - - if (bus_proxy == NULL) { - goto out; - } - - error = NULL; - res = dbus_g_proxy_call (bus_proxy, - "RequestName", - &error, - G_TYPE_STRING, GDM_DBUS_NAME, - G_TYPE_UINT, 0, - G_TYPE_INVALID, - G_TYPE_UINT, &result, - G_TYPE_INVALID); - if (! res) { - if (error != NULL) { - g_warning ("Failed to acquire %s: %s", GDM_DBUS_NAME, error->message); - g_error_free (error); - } else { - g_warning ("Failed to acquire %s", GDM_DBUS_NAME); - } - goto out; - } - - if (result != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) { - if (error != NULL) { - g_warning ("Failed to acquire %s: %s", GDM_DBUS_NAME, error->message); - g_error_free (error); - } else { - g_warning ("Failed to acquire %s", GDM_DBUS_NAME); - } - goto out; - } - - ret = TRUE; + GError *error; + guint result; + gboolean res; + gboolean ret; + + ret = FALSE; + + if (bus_proxy == NULL) { + goto out; + } + + error = NULL; + res = dbus_g_proxy_call (bus_proxy, + "RequestName", + &error, + G_TYPE_STRING, GDM_DBUS_NAME, + G_TYPE_UINT, 0, + G_TYPE_INVALID, + G_TYPE_UINT, &result, + G_TYPE_INVALID); + if (! res) { + if (error != NULL) { + g_warning ("Failed to acquire %s: %s", GDM_DBUS_NAME, error->message); + g_error_free (error); + } else { + g_warning ("Failed to acquire %s", GDM_DBUS_NAME); + } + goto out; + } + + if (result != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) { + if (error != NULL) { + g_warning ("Failed to acquire %s: %s", GDM_DBUS_NAME, error->message); + g_error_free (error); + } else { + g_warning ("Failed to acquire %s", GDM_DBUS_NAME); + } + goto out; + } + + ret = TRUE; out: - return ret; + return ret; } static DBusGConnection * get_system_bus (void) { - GError *error; - DBusGConnection *bus; - DBusConnection *connection; - - error = NULL; - bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error); - if (bus == NULL) { - g_warning ("Couldn't connect to system bus: %s", - error->message); - g_error_free (error); - goto out; - } - - connection = dbus_g_connection_get_connection (bus); - dbus_connection_set_exit_on_disconnect (connection, FALSE); + GError *error; + DBusGConnection *bus; + DBusConnection *connection; + + error = NULL; + bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error); + if (bus == NULL) { + g_warning ("Couldn't connect to system bus: %s", + error->message); + g_error_free (error); + goto out; + } + + connection = dbus_g_connection_get_connection (bus); + dbus_connection_set_exit_on_disconnect (connection, FALSE); out: - return bus; + return bus; } static gboolean bus_reconnect (GdmManager *manager) { - DBusGConnection *bus; - DBusGProxy *bus_proxy; - gboolean ret; + DBusGConnection *bus; + DBusGProxy *bus_proxy; + gboolean ret; - ret = TRUE; + ret = TRUE; - bus = get_system_bus (); - if (bus == NULL) { - goto out; - } + bus = get_system_bus (); + if (bus == NULL) { + goto out; + } - bus_proxy = get_bus_proxy (bus); - if (bus_proxy == NULL) { - g_warning ("Could not construct bus_proxy object; will retry"); - goto out; - } + bus_proxy = get_bus_proxy (bus); + if (bus_proxy == NULL) { + g_warning ("Could not construct bus_proxy object; will retry"); + goto out; + } - if (! acquire_name_on_proxy (bus_proxy) ) { - g_warning ("Could not acquire name; will retry"); - goto out; - } + if (! acquire_name_on_proxy (bus_proxy) ) { + g_warning ("Could not acquire name; will retry"); + goto out; + } - manager = gdm_manager_new (); - if (manager == NULL) { - g_warning ("Could not construct manager object"); - exit (1); - } + manager = gdm_manager_new (); + if (manager == NULL) { + g_warning ("Could not construct manager object"); + exit (1); + } - g_signal_connect (bus_proxy, - "destroy", - G_CALLBACK (bus_proxy_destroyed_cb), - manager); + g_signal_connect (bus_proxy, + "destroy", + G_CALLBACK (bus_proxy_destroyed_cb), + manager); - g_debug ("Successfully reconnected to D-Bus"); + g_debug ("Successfully reconnected to D-Bus"); - ret = FALSE; + ret = FALSE; out: - return ret; + return ret; } static void bus_proxy_destroyed_cb (DBusGProxy *bus_proxy, - GdmManager *manager) + GdmManager *manager) { - g_debug ("Disconnected from D-Bus"); + g_debug ("Disconnected from D-Bus"); - g_object_unref (manager); - manager = NULL; + g_object_unref (manager); + manager = NULL; - g_timeout_add (3000, (GSourceFunc)bus_reconnect, manager); + g_timeout_add (3000, (GSourceFunc)bus_reconnect, manager); } static void delete_pid (void) { - unlink (GDM_PID_FILE); + unlink (GDM_PID_FILE); } static void write_pid (void) { - int pf; - ssize_t written; - char pid[9]; - - errno = 0; - pf = open (GDM_PID_FILE, O_WRONLY|O_CREAT|O_TRUNC|O_EXCL, 0644); - if (pf < 0) { - g_warning (_("Cannot write PID file %s: possibly out of diskspace: %s"), - GDM_PID_FILE, - g_strerror (errno)); - - return; - } - - snprintf (pid, sizeof (pid), "%lu\n", (long unsigned) getpid ()); - errno = 0; - written = write (pf, pid, strlen (pid)); - close (pf); - - if (written < 0) { - g_warning (_("Cannot write PID file %s: possibly out of diskspace: %s"), - GDM_PID_FILE, - g_strerror (errno)); - return; - } - - g_atexit (delete_pid); + int pf; + ssize_t written; + char pid[9]; + + errno = 0; + pf = open (GDM_PID_FILE, O_WRONLY|O_CREAT|O_TRUNC|O_EXCL, 0644); + if (pf < 0) { + g_warning (_("Cannot write PID file %s: possibly out of diskspace: %s"), + GDM_PID_FILE, + g_strerror (errno)); + + return; + } + + snprintf (pid, sizeof (pid), "%lu\n", (long unsigned) getpid ()); + errno = 0; + written = write (pf, pid, strlen (pid)); + close (pf); + + if (written < 0) { + g_warning (_("Cannot write PID file %s: possibly out of diskspace: %s"), + GDM_PID_FILE, + g_strerror (errno)); + return; + } + + g_atexit (delete_pid); } static void gdm_final_cleanup (void) { - g_object_unref (manager); + g_object_unref (manager); } static void main_saveenv (void) { - int i; + int i; - g_list_foreach (stored_env, (GFunc)g_free, NULL); - g_list_free (stored_env); - stored_env = NULL; + g_list_foreach (stored_env, (GFunc)g_free, NULL); + g_list_free (stored_env); + stored_env = NULL; - for (i = 0; environ[i] != NULL; i++) { - char *env = environ[i]; - stored_env = g_list_prepend (stored_env, g_strdup (env)); - } + for (i = 0; environ[i] != NULL; i++) { + char *env = environ[i]; + stored_env = g_list_prepend (stored_env, g_strdup (env)); + } } static void main_restoreenv (void) { - GList *li; + GList *li; - ve_clearenv (); + ve_clearenv (); - /* FIXME: leaks */ + /* FIXME: leaks */ - for (li = stored_env; li != NULL; li = li->next) { - putenv (g_strdup (li->data)); - } + for (li = stored_env; li != NULL; li = li->next) { + putenv (g_strdup (li->data)); + } } static void gdm_restart_now (void) { - gdm_info (_("GDM restarting ...")); - gdm_final_cleanup (); - main_restoreenv (); - VE_IGNORE_EINTR (execvp (stored_argv[0], stored_argv)); - g_warning (_("Failed to restart self")); - _exit (1); + gdm_info (_("GDM restarting ...")); + gdm_final_cleanup (); + main_restoreenv (); + VE_IGNORE_EINTR (execvp (stored_argv[0], stored_argv)); + g_warning (_("Failed to restart self")); + _exit (1); } static void -store_argv (int argc, - char *argv[]) +store_argv (int argc, + char *argv[]) { - int i; - - stored_argv = g_new0 (char *, argc + 1); - for (i = 0; i < argc; i++) { - stored_argv[i] = g_strdup (argv[i]); - } - stored_argv[i] = NULL; - stored_argc = argc; + int i; + + stored_argv = g_new0 (char *, argc + 1); + for (i = 0; i < argc; i++) { + stored_argv[i] = g_strdup (argv[i]); + } + stored_argv[i] = NULL; + stored_argc = argc; } static void @@ -315,9 +315,9 @@ check_logdir (void) { struct stat statbuf; int r; - const char *log_path; + const char *log_path; - log_path = LOGDIR; + log_path = LOGDIR; VE_IGNORE_EINTR (r = g_stat (log_path, &statbuf)); if (r < 0 || ! S_ISDIR (statbuf.st_mode)) { @@ -327,371 +327,371 @@ check_logdir (void) static void check_servauthdir (const char *auth_path, - struct stat *statbuf) + struct stat *statbuf) { - int r; + int r; - /* Enter paranoia mode */ - VE_IGNORE_EINTR (r = g_stat (auth_path, statbuf)); - if G_UNLIKELY (r < 0) { - gdm_fail (_("Authdir %s does not exist. Aborting."), auth_path); - } + /* Enter paranoia mode */ + VE_IGNORE_EINTR (r = g_stat (auth_path, statbuf)); + if G_UNLIKELY (r < 0) { + gdm_fail (_("Authdir %s does not exist. Aborting."), auth_path); + } - if G_UNLIKELY (! S_ISDIR (statbuf->st_mode)) { - gdm_fail (_("Authdir %s is not a directory. Aborting."), auth_path); - } + if G_UNLIKELY (! S_ISDIR (statbuf->st_mode)) { + gdm_fail (_("Authdir %s is not a directory. Aborting."), auth_path); + } } static void gdm_daemon_check_permissions (uid_t uid, - gid_t gid) + gid_t gid) { - struct stat statbuf; - const char *auth_path; + struct stat statbuf; + const char *auth_path; - auth_path = LOGDIR; + auth_path = LOGDIR; - /* Enter paranoia mode */ - check_servauthdir (auth_path, &statbuf); + /* Enter paranoia mode */ + check_servauthdir (auth_path, &statbuf); - NEVER_FAILS_root_set_euid_egid (0, 0); + NEVER_FAILS_root_set_euid_egid (0, 0); - /* Now set things up for us as */ - chown (auth_path, 0, gid); - g_chmod (auth_path, (S_IRWXU|S_IRWXG|S_ISVTX)); + /* Now set things up for us as */ + chown (auth_path, 0, gid); + g_chmod (auth_path, (S_IRWXU|S_IRWXG|S_ISVTX)); - NEVER_FAILS_root_set_euid_egid (uid, gid); + NEVER_FAILS_root_set_euid_egid (uid, gid); - /* Again paranoid */ - check_servauthdir (auth_path, &statbuf); + /* Again paranoid */ + check_servauthdir (auth_path, &statbuf); - if G_UNLIKELY (statbuf.st_uid != 0 || statbuf.st_gid != gid) { - gdm_fail (_("Authdir %s is not owned by user %d, group %d. Aborting."), - auth_path, - (int)uid, - (int)gid); - } + if G_UNLIKELY (statbuf.st_uid != 0 || statbuf.st_gid != gid) { + gdm_fail (_("Authdir %s is not owned by user %d, group %d. Aborting."), + auth_path, + (int)uid, + (int)gid); + } - if G_UNLIKELY (statbuf.st_mode != (S_IFDIR|S_IRWXU|S_IRWXG|S_ISVTX)) { - gdm_fail (_("Authdir %s has wrong permissions %o. Should be %o. Aborting."), - auth_path, - statbuf.st_mode, - (S_IRWXU|S_IRWXG|S_ISVTX)); - } + if G_UNLIKELY (statbuf.st_mode != (S_IFDIR|S_IRWXU|S_IRWXG|S_ISVTX)) { + gdm_fail (_("Authdir %s has wrong permissions %o. Should be %o. Aborting."), + auth_path, + statbuf.st_mode, + (S_IRWXU|S_IRWXG|S_ISVTX)); + } } static void gdm_daemon_change_user (uid_t *uidp, - gid_t *gidp) + gid_t *gidp) { - char *username; - char *groupname; - uid_t uid; - gid_t gid; - struct passwd *pwent; - struct group *grent; - - username = NULL; - groupname = NULL; - uid = 0; - gid = 0; - - gdm_settings_direct_get_string (GDM_KEY_USER, &username); - gdm_settings_direct_get_string (GDM_KEY_GROUP, &groupname); - - if (username == NULL || groupname == NULL) { - return; - } - - g_debug ("Changing user:group to %s:%s", username, groupname); - - /* Lookup user and groupid for the GDM user */ - pwent = getpwnam (username); - - /* Set uid and gid */ - if G_UNLIKELY (pwent == NULL) { - gdm_fail (_("Can't find the GDM user '%s'. Aborting!"), username); - } else { - uid = pwent->pw_uid; - } - - if G_UNLIKELY (uid == 0) { - gdm_fail (_("The GDM user should not be root. Aborting!")); - } - - grent = getgrnam (groupname); - - if G_UNLIKELY (grent == NULL) { - gdm_fail (_("Can't find the GDM group '%s'. Aborting!"), groupname); - } else { - gid = grent->gr_gid; - } - - if G_UNLIKELY (gid == 0) { - gdm_fail (_("The GDM group should not be root. Aborting!")); - } - - /* gid remains `gdm' */ - NEVER_FAILS_root_set_euid_egid (uid, gid); - - if (uidp != NULL) { - *uidp = uid; - } - - if (gidp != NULL) { - *gidp = gid; - } - - g_free (username); - g_free (groupname); + char *username; + char *groupname; + uid_t uid; + gid_t gid; + struct passwd *pwent; + struct group *grent; + + username = NULL; + groupname = NULL; + uid = 0; + gid = 0; + + gdm_settings_direct_get_string (GDM_KEY_USER, &username); + gdm_settings_direct_get_string (GDM_KEY_GROUP, &groupname); + + if (username == NULL || groupname == NULL) { + return; + } + + g_debug ("Changing user:group to %s:%s", username, groupname); + + /* Lookup user and groupid for the GDM user */ + pwent = getpwnam (username); + + /* Set uid and gid */ + if G_UNLIKELY (pwent == NULL) { + gdm_fail (_("Can't find the GDM user '%s'. Aborting!"), username); + } else { + uid = pwent->pw_uid; + } + + if G_UNLIKELY (uid == 0) { + gdm_fail (_("The GDM user should not be root. Aborting!")); + } + + grent = getgrnam (groupname); + + if G_UNLIKELY (grent == NULL) { + gdm_fail (_("Can't find the GDM group '%s'. Aborting!"), groupname); + } else { + gid = grent->gr_gid; + } + + if G_UNLIKELY (gid == 0) { + gdm_fail (_("The GDM group should not be root. Aborting!")); + } + + /* gid remains `gdm' */ + NEVER_FAILS_root_set_euid_egid (uid, gid); + + if (uidp != NULL) { + *uidp = uid; + } + + if (gidp != NULL) { + *gidp = gid; + } + + g_free (username); + g_free (groupname); } static gboolean signal_cb (int signo, - gpointer data) + gpointer data) { - int ret; + int ret; - g_debug ("Got callback for signal %d", signo); + g_debug ("Got callback for signal %d", signo); - ret = TRUE; + ret = TRUE; - switch (signo) { - case SIGSEGV: - case SIGBUS: - case SIGILL: - case SIGABRT: - g_debug ("Caught signal %d.", signo); + switch (signo) { + case SIGSEGV: + case SIGBUS: + case SIGILL: + case SIGABRT: + g_debug ("Caught signal %d.", signo); - ret = FALSE; - break; + ret = FALSE; + break; - case SIGFPE: - case SIGPIPE: - /* let the fatal signals interrupt us */ - g_debug ("Caught signal %d, shutting down abnormally.", signo); - ret = FALSE; + case SIGFPE: + case SIGPIPE: + /* let the fatal signals interrupt us */ + g_debug ("Caught signal %d, shutting down abnormally.", signo); + ret = FALSE; - break; + break; - case SIGINT: - case SIGTERM: - /* let the fatal signals interrupt us */ - g_debug ("Caught signal %d, shutting down normally.", signo); - ret = FALSE; + case SIGINT: + case SIGTERM: + /* let the fatal signals interrupt us */ + g_debug ("Caught signal %d, shutting down normally.", signo); + ret = FALSE; - break; + break; - case SIGHUP: - g_debug ("Got HUP signal"); - /* FIXME: - * Reread config stuff like system config files, VPN service files, etc - */ - ret = TRUE; + case SIGHUP: + g_debug ("Got HUP signal"); + /* FIXME: + * Reread config stuff like system config files, VPN service files, etc + */ + ret = TRUE; - break; + break; - case SIGUSR1: - g_debug ("Got USR1 signal"); - /* FIXME: - * Play with log levels or something - */ - ret = TRUE; + case SIGUSR1: + g_debug ("Got USR1 signal"); + /* FIXME: + * Play with log levels or something + */ + ret = TRUE; - gdm_log_toggle_debug (); + gdm_log_toggle_debug (); - break; + break; - default: - g_debug ("Caught unhandled signal %d", signo); - ret = TRUE; + default: + g_debug ("Caught unhandled signal %d", signo); + ret = TRUE; - break; - } + break; + } - return ret; + return ret; } int main (int argc, char **argv) { - GMainLoop *main_loop; - GOptionContext *context; - DBusGProxy *bus_proxy; - DBusGConnection *connection; - GError *error; - int ret; - int i; - gboolean res; - GdmSignalHandler *signal_handler; - static char *config_file = NULL; - static gboolean debug = FALSE; - static gboolean no_daemon = FALSE; - static gboolean no_console = FALSE; - static gboolean do_timed_exit = FALSE; - static gboolean print_version = FALSE; - static gboolean fatal_warnings = FALSE; - static GOptionEntry entries [] = { - { "config", 0, 0, G_OPTION_ARG_STRING, &config_file, N_("Alternative GDM System Defaults configuration file"), N_("CONFIGFILE") }, - - { "debug", 0, 0, G_OPTION_ARG_NONE, &debug, N_("Enable debugging code"), NULL }, - { "fatal-warnings", 0, 0, G_OPTION_ARG_NONE, &fatal_warnings, N_("Make all warnings fatal"), NULL }, - { "no-daemon", 0, 0, G_OPTION_ARG_NONE, &no_daemon, N_("Don't become a daemon"), NULL }, - { "no-console", 0, 0, G_OPTION_ARG_NONE, &no_console, N_("No console (static) servers to be run"), NULL }, - - { "timed-exit", 0, 0, G_OPTION_ARG_NONE, &do_timed_exit, N_("Exit after a time - for debugging"), NULL }, - { "version", 0, 0, G_OPTION_ARG_NONE, &print_version, N_("Print GDM version"), NULL }, - - { NULL } - }; - - bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR); - textdomain (GETTEXT_PACKAGE); - setlocale (LC_ALL, ""); - - ret = 1; - - g_type_init (); - - store_argv (argc, argv); - main_saveenv (); - - context = g_option_context_new (_("GNOME Display Manager")); - g_option_context_add_main_entries (context, entries, NULL); - - /* preprocess the arguments to support the xdm style -nodaemon - * option - */ - for (i = 0; i < argc; i++) { - if (strcmp (argv[i], "-nodaemon") == 0) { - argv[i] = (char *) "--no-daemon"; - } - } - - error = NULL; - res = g_option_context_parse (context, &argc, &argv, &error); - g_option_context_free (context); - if (! res) { - g_warning ("%s", error->message); - g_error_free (error); - goto out; - } - - if (fatal_warnings) { - GLogLevelFlags fatal_mask; - - fatal_mask = g_log_set_always_fatal (G_LOG_FATAL_MASK); - fatal_mask |= G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL; - g_log_set_always_fatal (fatal_mask); - } - - if (! no_daemon && daemon (0, 0)) { - g_error ("Could not daemonize: %s", g_strerror (errno)); - } - - connection = get_system_bus (); - if (connection == NULL) { - goto out; - } - - bus_proxy = get_bus_proxy (connection); - if (bus_proxy == NULL) { - g_warning ("Could not construct bus_proxy object; bailing out"); - goto out; - } - - if (! acquire_name_on_proxy (bus_proxy) ) { - g_warning ("Could not acquire name; bailing out"); - goto out; - } - - gdm_log_init (); - - settings = gdm_settings_new (); - if (settings == NULL) { - g_warning ("Unable to initialize settings"); - goto out; + GMainLoop *main_loop; + GOptionContext *context; + DBusGProxy *bus_proxy; + DBusGConnection *connection; + GError *error; + int ret; + int i; + gboolean res; + GdmSignalHandler *signal_handler; + static char *config_file = NULL; + static gboolean debug = FALSE; + static gboolean no_daemon = FALSE; + static gboolean no_console = FALSE; + static gboolean do_timed_exit = FALSE; + static gboolean print_version = FALSE; + static gboolean fatal_warnings = FALSE; + static GOptionEntry entries [] = { + { "config", 0, 0, G_OPTION_ARG_STRING, &config_file, N_("Alternative GDM System Defaults configuration file"), N_("CONFIGFILE") }, + + { "debug", 0, 0, G_OPTION_ARG_NONE, &debug, N_("Enable debugging code"), NULL }, + { "fatal-warnings", 0, 0, G_OPTION_ARG_NONE, &fatal_warnings, N_("Make all warnings fatal"), NULL }, + { "no-daemon", 0, 0, G_OPTION_ARG_NONE, &no_daemon, N_("Don't become a daemon"), NULL }, + { "no-console", 0, 0, G_OPTION_ARG_NONE, &no_console, N_("No console (static) servers to be run"), NULL }, + + { "timed-exit", 0, 0, G_OPTION_ARG_NONE, &do_timed_exit, N_("Exit after a time - for debugging"), NULL }, + { "version", 0, 0, G_OPTION_ARG_NONE, &print_version, N_("Print GDM version"), NULL }, + + { NULL } + }; + + bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR); + textdomain (GETTEXT_PACKAGE); + setlocale (LC_ALL, ""); + + ret = 1; + + g_type_init (); + + store_argv (argc, argv); + main_saveenv (); + + context = g_option_context_new (_("GNOME Display Manager")); + g_option_context_add_main_entries (context, entries, NULL); + + /* preprocess the arguments to support the xdm style -nodaemon + * option + */ + for (i = 0; i < argc; i++) { + if (strcmp (argv[i], "-nodaemon") == 0) { + argv[i] = (char *) "--no-daemon"; + } } - if (! gdm_settings_direct_init (settings, GDMCONFDIR "/gdm.schemas", "/")) { - g_warning ("Unable to initialize settings"); - goto out; + error = NULL; + res = g_option_context_parse (context, &argc, &argv, &error); + g_option_context_free (context); + if (! res) { + g_warning ("%s", error->message); + g_error_free (error); + goto out; } - gdm_log_set_debug (debug); + if (fatal_warnings) { + GLogLevelFlags fatal_mask; - gdm_daemon_change_user (&gdm_uid, &gdm_gid); - gdm_daemon_check_permissions (gdm_uid, gdm_gid); - NEVER_FAILS_root_set_euid_egid (0, 0); - check_logdir (); + fatal_mask = g_log_set_always_fatal (G_LOG_FATAL_MASK); + fatal_mask |= G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL; + g_log_set_always_fatal (fatal_mask); + } - /* XDM compliant error message */ - if (getuid () != 0) { - /* make sure the pid file doesn't get wiped */ - g_warning (_("Only root wants to run GDM")); - exit (-1); - } + if (! no_daemon && daemon (0, 0)) { + g_error ("Could not daemonize: %s", g_strerror (errno)); + } - /* pid file */ - delete_pid (); - write_pid (); + connection = get_system_bus (); + if (connection == NULL) { + goto out; + } - g_chdir (AUTHDIR); + bus_proxy = get_bus_proxy (connection); + if (bus_proxy == NULL) { + g_warning ("Could not construct bus_proxy object; bailing out"); + goto out; + } + + if (! acquire_name_on_proxy (bus_proxy) ) { + g_warning ("Could not acquire name; bailing out"); + goto out; + } + + gdm_log_init (); + + settings = gdm_settings_new (); + if (settings == NULL) { + g_warning ("Unable to initialize settings"); + goto out; + } + + if (! gdm_settings_direct_init (settings, GDMCONFDIR "/gdm.schemas", "/")) { + g_warning ("Unable to initialize settings"); + goto out; + } + + gdm_log_set_debug (debug); - manager = gdm_manager_new (); + gdm_daemon_change_user (&gdm_uid, &gdm_gid); + gdm_daemon_check_permissions (gdm_uid, gdm_gid); + NEVER_FAILS_root_set_euid_egid (0, 0); + check_logdir (); - if (manager == NULL) { - goto out; - } + /* XDM compliant error message */ + if (getuid () != 0) { + /* make sure the pid file doesn't get wiped */ + g_warning (_("Only root wants to run GDM")); + exit (-1); + } - /* FIXME: pull from settings */ - gdm_manager_set_xdmcp_enabled (manager, TRUE); + /* pid file */ + delete_pid (); + write_pid (); - g_signal_connect (bus_proxy, - "destroy", - G_CALLBACK (bus_proxy_destroyed_cb), - manager); + g_chdir (AUTHDIR); - main_loop = g_main_loop_new (NULL, FALSE); + manager = gdm_manager_new (); - signal_handler = gdm_signal_handler_new (); - gdm_signal_handler_set_main_loop (signal_handler, main_loop); - gdm_signal_handler_add (signal_handler, SIGTERM, signal_cb, NULL); - gdm_signal_handler_add (signal_handler, SIGINT, signal_cb, NULL); - gdm_signal_handler_add (signal_handler, SIGILL, signal_cb, NULL); - gdm_signal_handler_add (signal_handler, SIGBUS, signal_cb, NULL); - gdm_signal_handler_add (signal_handler, SIGFPE, signal_cb, NULL); - gdm_signal_handler_add (signal_handler, SIGHUP, signal_cb, NULL); - gdm_signal_handler_add (signal_handler, SIGSEGV, signal_cb, NULL); - gdm_signal_handler_add (signal_handler, SIGABRT, signal_cb, NULL); - gdm_signal_handler_add (signal_handler, SIGUSR1, signal_cb, NULL); + if (manager == NULL) { + goto out; + } - if (do_timed_exit) { - g_timeout_add (1000 * 30, (GSourceFunc) timed_exit_cb, main_loop); - } + /* FIXME: pull from settings */ + gdm_manager_set_xdmcp_enabled (manager, TRUE); + + g_signal_connect (bus_proxy, + "destroy", + G_CALLBACK (bus_proxy_destroyed_cb), + manager); + + main_loop = g_main_loop_new (NULL, FALSE); + + signal_handler = gdm_signal_handler_new (); + gdm_signal_handler_set_main_loop (signal_handler, main_loop); + gdm_signal_handler_add (signal_handler, SIGTERM, signal_cb, NULL); + gdm_signal_handler_add (signal_handler, SIGINT, signal_cb, NULL); + gdm_signal_handler_add (signal_handler, SIGILL, signal_cb, NULL); + gdm_signal_handler_add (signal_handler, SIGBUS, signal_cb, NULL); + gdm_signal_handler_add (signal_handler, SIGFPE, signal_cb, NULL); + gdm_signal_handler_add (signal_handler, SIGHUP, signal_cb, NULL); + gdm_signal_handler_add (signal_handler, SIGSEGV, signal_cb, NULL); + gdm_signal_handler_add (signal_handler, SIGABRT, signal_cb, NULL); + gdm_signal_handler_add (signal_handler, SIGUSR1, signal_cb, NULL); + + if (do_timed_exit) { + g_timeout_add (1000 * 30, (GSourceFunc) timed_exit_cb, main_loop); + } - gdm_manager_start (manager); + gdm_manager_start (manager); - g_main_loop_run (main_loop); + g_main_loop_run (main_loop); - if (manager != NULL) { - g_object_unref (manager); - } + if (manager != NULL) { + g_object_unref (manager); + } - if (settings != NULL) { - g_object_unref (settings); - } + if (settings != NULL) { + g_object_unref (settings); + } - if (signal_handler != NULL) { - g_object_unref (signal_handler); - } + if (signal_handler != NULL) { + g_object_unref (signal_handler); + } - g_main_loop_unref (main_loop); + g_main_loop_unref (main_loop); - ret = 0; + ret = 0; out: - return ret; + return ret; } |