diff options
Diffstat (limited to 'clients/nm-online.c')
| -rw-r--r-- | clients/nm-online.c | 337 |
1 files changed, 0 insertions, 337 deletions
diff --git a/clients/nm-online.c b/clients/nm-online.c deleted file mode 100644 index c5cdeb38..00000000 --- a/clients/nm-online.c +++ /dev/null @@ -1,337 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Copyright (C) 2006 - 2008 Novell, Inc. - * Copyright (C) 2008 - 2014 Red Hat, Inc. - */ - -/* - * nm-online.c - Are we online? - * - * Return values: - * - * 0: already online or connection established within given timeout - * 1: offline or not online within given timeout - * 2: unspecified error - * - * Robert Love <rml@novell.com> - */ - -#include "libnm/nm-default-client.h" - -#include <stdio.h> -#include <stdlib.h> -#include <getopt.h> -#include <locale.h> - -#include "nm-libnm-aux/nm-libnm-aux.h" - -#define PROGRESS_STEPS 15 - -#define EXIT_NONE -1 -#define EXIT_FAILURE_OFFLINE 1 -#define EXIT_FAILURE_ERROR 2 -#define EXIT_FAILURE_LIBNM_BUG 42 -#define EXIT_FAILURE_UNSPECIFIED 43 - -typedef struct { - GMainLoop * loop; - NMClient * client; - GCancellable *client_new_cancellable; - guint client_new_timeout_id; - guint handle_timeout_id; - gulong client_notify_id; - gboolean exit_no_nm; - gboolean wait_startup; - gboolean quiet; - gint64 start_timestamp_ms; - gint64 end_timestamp_ms; - gint64 progress_step_duration; - int retval; -} OnlineData; - -static gint64 -_now_ms(void) -{ - return g_get_monotonic_time() / (G_USEC_PER_SEC / 1000); -} - -static void -_return(OnlineData *data, int retval) -{ - nm_assert(data); - nm_assert(data->retval == EXIT_FAILURE_UNSPECIFIED); - - data->retval = retval; - nm_clear_g_signal_handler(data->client, &data->client_notify_id); - g_main_loop_quit(data->loop); -} - -static void -_print_progress(gboolean wait_startup, int progress_next_step_i, gint64 remaining_ms, int retval) -{ - int i, j; - - j = progress_next_step_i < 0 ? PROGRESS_STEPS : progress_next_step_i; - - g_print("\r%s", _("Connecting")); - for (i = 0; i < PROGRESS_STEPS; i++) - putchar(i < j ? '.' : ' '); - g_print(" %4lds", (long) (MAX(0, remaining_ms + 999) / 1000)); - if (retval != EXIT_NONE) { - const char *result; - - if (wait_startup) { - if (retval == EXIT_SUCCESS) - result = "started"; - else if (retval == EXIT_FAILURE_OFFLINE) - result = "startup-pending"; - else - result = "failure"; - } else { - if (retval == EXIT_SUCCESS) - result = "online"; - else - result = "offline"; - } - - g_print(" [%s]\n", result); - } - fflush(stdout); -} - -static gboolean -quit_if_connected(OnlineData *data) -{ - NMState state; - - state = nm_client_get_state(data->client); - if (!nm_client_get_nm_running(data->client)) { - if (data->exit_no_nm) { - _return(data, EXIT_FAILURE_OFFLINE); - return TRUE; - } - } else if (data->wait_startup) { - if (!nm_client_get_startup(data->client)) { - _return(data, EXIT_SUCCESS); - return TRUE; - } - } else { - if (state == NM_STATE_CONNECTED_LOCAL || state == NM_STATE_CONNECTED_SITE - || state == NM_STATE_CONNECTED_GLOBAL) { - _return(data, EXIT_SUCCESS); - return TRUE; - } - } - if (data->exit_no_nm && (state != NM_STATE_CONNECTING)) { - _return(data, EXIT_FAILURE_OFFLINE); - return TRUE; - } - - return FALSE; -} - -static void -client_properties_changed(GObject *object, GParamSpec *pspec, gpointer user_data) -{ - quit_if_connected(user_data); -} - -static gboolean -handle_timeout(gpointer user_data) -{ - OnlineData * data = user_data; - const gint64 now = _now_ms(); - gint64 remaining_ms = data->end_timestamp_ms - now; - const gint64 elapsed_ms = now - data->start_timestamp_ms; - int progress_next_step_i = 0; - - data->handle_timeout_id = 0; - - if (remaining_ms <= 3) { - _return(data, EXIT_FAILURE_OFFLINE); - return G_SOURCE_REMOVE; - } - - if (!data->quiet) { - gint64 rem; - - /* calculate the next step (not the current): floor()+1 */ - progress_next_step_i = - NM_MIN((elapsed_ms / data->progress_step_duration) + 1, PROGRESS_STEPS); - _print_progress(data->wait_startup, progress_next_step_i, remaining_ms, EXIT_NONE); - - /* synchronize the timeout with the ticking of the seconds. */ - rem = remaining_ms % 1000; - if (rem <= 3) - rem = rem + G_USEC_PER_SEC; - /* add small offset to awake a bit after the second ticks */ - remaining_ms = NM_MIN(remaining_ms, rem + 10); - - /* synchronize the timeout with the steps of the progress bar. */ - rem = (progress_next_step_i * data->progress_step_duration) - elapsed_ms; - if (rem <= 3) - rem = rem + data->progress_step_duration; - /* add small offset to awake a bit after the second ticks */ - remaining_ms = NM_MIN(remaining_ms, rem + 10); - } - - data->handle_timeout_id = g_timeout_add(remaining_ms, handle_timeout, data); - return G_SOURCE_REMOVE; -} - -static gboolean -got_client_timeout(gpointer user_data) -{ - OnlineData *data = user_data; - - data->client_new_timeout_id = 0; - data->quiet = TRUE; - g_printerr(_("Error: timeout creating NMClient object\n")); - _return(data, EXIT_FAILURE_LIBNM_BUG); - return G_SOURCE_REMOVE; -} - -static void -got_client(GObject *source_object, GAsyncResult *res, gpointer user_data) -{ - OnlineData * data = user_data; - gs_free_error GError *error = NULL; - - nm_assert(NM_IS_CLIENT(source_object)); - nm_assert(NM_CLIENT(source_object) == data->client); - - nm_clear_g_source(&data->client_new_timeout_id); - g_clear_object(&data->client_new_cancellable); - - if (!g_async_initable_init_finish(G_ASYNC_INITABLE(source_object), res, &error)) { - if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) - return; - data->quiet = TRUE; - g_printerr(_("Error: Could not create NMClient object: %s\n"), error->message); - _return(data, EXIT_FAILURE_ERROR); - return; - } - - if (quit_if_connected(data)) - return; - - data->client_notify_id = - g_signal_connect(data->client, "notify", G_CALLBACK(client_properties_changed), data); - data->handle_timeout_id = - g_timeout_add(data->quiet ? NM_MAX(0, data->end_timestamp_ms - _now_ms()) : 0, - handle_timeout, - data); -} - -int -main(int argc, char *argv[]) -{ - OnlineData data = { - .retval = EXIT_FAILURE_UNSPECIFIED, - }; - int t_secs; - GOptionContext *opt_ctx = NULL; - gboolean success; - GOptionEntry options[] = { - {"quiet", 'q', 0, G_OPTION_ARG_NONE, &data.quiet, N_("Don't print anything"), NULL}, - {"wait-for-startup", - 's', - 0, - G_OPTION_ARG_NONE, - &data.wait_startup, - N_("Wait for NetworkManager startup instead of a connection"), - NULL}, - {"timeout", - 't', - 0, - G_OPTION_ARG_INT, - &t_secs, - N_("Time to wait for a connection, in seconds (without the option, default value is 30)"), - "<timeout>"}, - {"exit", - 'x', - 0, - G_OPTION_ARG_NONE, - &data.exit_no_nm, - N_("Exit immediately if NetworkManager is not running or connecting"), - NULL}, - {NULL}, - }; - - /* Set locale to be able to use environment variables */ - setlocale(LC_ALL, ""); - - bindtextdomain(GETTEXT_PACKAGE, NMLOCALEDIR); - bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8"); - textdomain(GETTEXT_PACKAGE); - - t_secs = _nm_utils_ascii_str_to_int64(g_getenv("NM_ONLINE_TIMEOUT"), 10, 0, G_MAXINT, 30); - - data.start_timestamp_ms = _now_ms(); - - opt_ctx = g_option_context_new(NULL); - g_option_context_set_translation_domain(opt_ctx, GETTEXT_PACKAGE); - g_option_context_set_ignore_unknown_options(opt_ctx, FALSE); - g_option_context_set_help_enabled(opt_ctx, TRUE); - g_option_context_add_main_entries(opt_ctx, options, NULL); - - g_option_context_set_summary( - opt_ctx, - _("Waits for NetworkManager to finish activating startup network connections.")); - - success = g_option_context_parse(opt_ctx, &argc, &argv, NULL); - g_option_context_free(opt_ctx); - - if (!success) { - g_printerr("%s: %s\n", - argv[0], - _("Invalid option. Please use --help to see a list of valid options.")); - return EXIT_FAILURE_ERROR; - } - - if (t_secs < 0 || t_secs > 3600) { - g_printerr("%s: %s\n", - argv[0], - _("Invalid option. Please use --help to see a list of valid options.")); - return EXIT_FAILURE_ERROR; - } - - if (t_secs == 0) - data.quiet = TRUE; - - data.loop = g_main_loop_new(NULL, FALSE); - - data.end_timestamp_ms = data.start_timestamp_ms + (t_secs * 1000); - data.progress_step_duration = NM_MAX( - 1, - (data.end_timestamp_ms - data.start_timestamp_ms + PROGRESS_STEPS / 2) / PROGRESS_STEPS); - - data.client_new_cancellable = g_cancellable_new(); - - data.client_new_timeout_id = g_timeout_add_seconds(30, got_client_timeout, &data); - - data.client = nmc_client_new_async(data.client_new_cancellable, - got_client, - &data, - NM_CLIENT_INSTANCE_FLAGS, - (guint) NM_CLIENT_INSTANCE_FLAGS_NO_AUTO_FETCH_PERMISSIONS, - NULL); - - g_main_loop_run(data.loop); - - nm_clear_g_cancellable(&data.client_new_cancellable); - nm_clear_g_source(&data.client_new_timeout_id); - nm_clear_g_source(&data.handle_timeout_id); - nm_clear_g_signal_handler(data.client, &data.client_notify_id); - g_clear_object(&data.client); - - nm_clear_pointer(&data.loop, g_main_loop_unref); - - if (!data.quiet) - _print_progress(data.wait_startup, - -1, - NM_MAX(0, data.end_timestamp_ms - _now_ms()), - data.retval); - - return data.retval; -} |