Initial commitv0.0.1

1 files changed, 246 insertions, 0 deletions

diff --git a/auth-dialog/main.c b/auth-dialog/main.c
new file mode 100644
index 0000000..a7f127b
--- /dev/null
+++ b/auth-dialog/main.c
@@ -0,0 +1,246 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+/*
+ * Authentication dialog for NetworkManager iodine VPN connections
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Copyright © 2012 Guido Günther <agx@sigxcpu.org>
+ *
+ * Heavily based on network-manager-pptp by Dan Williams <dcbw@redhat.com>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <string.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+
+#include <gnome-keyring.h>
+#include <gnome-keyring-memory.h>
+
+#include <nm-setting-vpn.h>
+#include <nm-vpn-plugin-utils.h>
+
+#include "src/nm-iodine-service.h"
+
+#include "vpn-password-dialog.h"
+
+#define KEYRING_UUID_TAG "connection-uuid"
+#define KEYRING_SN_TAG "setting-name"
+#define KEYRING_SK_TAG "setting-key"
+
+static char *
+keyring_lookup_secret (const char *uuid, const char *secret_name)
+{
+	GList *found_list = NULL;
+	GnomeKeyringResult ret;
+	GnomeKeyringFound *found;
+	char *secret = NULL;
+
+	ret = gnome_keyring_find_itemsv_sync (GNOME_KEYRING_ITEM_GENERIC_SECRET,
+	                                      &found_list,
+	                                      KEYRING_UUID_TAG,
+	                                      GNOME_KEYRING_ATTRIBUTE_TYPE_STRING,
+	                                      uuid,
+	                                      KEYRING_SN_TAG,
+	                                      GNOME_KEYRING_ATTRIBUTE_TYPE_STRING,
+	                                      NM_SETTING_VPN_SETTING_NAME,
+	                                      KEYRING_SK_TAG,
+	                                      GNOME_KEYRING_ATTRIBUTE_TYPE_STRING,
+	                                      secret_name,
+	                                      NULL);
+	if (ret == GNOME_KEYRING_RESULT_OK && found_list) {
+		found = g_list_nth_data (found_list, 0);
+		secret = gnome_keyring_memory_strdup (found->secret);
+	}
+
+	gnome_keyring_found_list_free (found_list);
+	return secret;
+}
+
+static gboolean
+get_secrets (const char *vpn_uuid,
+             const char *vpn_name,
+             gboolean retry,
+             gboolean allow_interaction,
+             const char *in_pw,
+             char **out_pw,
+             NMSettingSecretFlags pw_flags)
+{
+	VpnPasswordDialog *dialog;
+	char *prompt, *pw = NULL;
+	const char *new_password = NULL;
+
+	g_return_val_if_fail (vpn_uuid != NULL, FALSE);
+	g_return_val_if_fail (vpn_name != NULL, FALSE);
+	g_return_val_if_fail (out_pw != NULL, FALSE);
+	g_return_val_if_fail (*out_pw == NULL, FALSE);
+
+	/* Get the existing secret, if any */
+	if (   !(pw_flags & NM_SETTING_SECRET_FLAG_NOT_SAVED)
+	    && !(pw_flags & NM_SETTING_SECRET_FLAG_NOT_REQUIRED)) {
+		if (in_pw)
+			pw = gnome_keyring_memory_strdup (in_pw);
+		else
+			pw = keyring_lookup_secret (vpn_uuid, NM_IODINE_KEY_PASSWORD);
+	}
+
+	/* Don't ask if the passwords is unused */
+	if (pw_flags & NM_SETTING_SECRET_FLAG_NOT_REQUIRED) {
+		gnome_keyring_memory_free (pw);
+		return TRUE;
+	}
+
+	if (!retry) {
+		/* Don't ask the user if we don't need a new password (ie, !retry),
+		 * we have an existing PW, and the password is saved.
+		 */
+		if (pw && !(pw_flags & NM_SETTING_SECRET_FLAG_NOT_SAVED)) {
+			*out_pw = pw;
+			return TRUE;
+		}
+	}
+
+	/* If interaction isn't allowed, just return existing secrets */
+	if (allow_interaction == FALSE) {
+		*out_pw = pw;
+		return TRUE;
+	}
+
+	/* Otherwise, we have no saved password, or the password flags indicated
+	 * that the password should never be saved.
+	 */
+	prompt = g_strdup_printf (_("You need to authenticate to access the "
+								"Virtual Private Network '%s'."), vpn_name);
+	dialog = (VpnPasswordDialog *) \
+		vpn_password_dialog_new (_("Authenticate VPN"), prompt, NULL);
+	g_free (prompt);
+
+	vpn_password_dialog_set_show_password_secondary (dialog, FALSE);
+
+	/* pre-fill dialog with the password */
+	if (pw && !(pw_flags & NM_SETTING_SECRET_FLAG_NOT_SAVED))
+		vpn_password_dialog_set_password (dialog, pw);
+
+	gtk_widget_show (GTK_WIDGET (dialog));
+
+	if (vpn_password_dialog_run_and_block (dialog)) {
+
+		new_password = vpn_password_dialog_get_password (dialog);
+		if (new_password)
+			*out_pw = gnome_keyring_memory_strdup (new_password);
+	}
+
+	gtk_widget_hide (GTK_WIDGET (dialog));
+	gtk_widget_destroy (GTK_WIDGET (dialog));
+
+	return TRUE;
+}
+
+
+static void
+wait_for_quit (void)
+{
+	GString *str;
+	char c;
+	ssize_t n;
+	time_t start;
+
+	str = g_string_sized_new (10);
+	start = time (NULL);
+	do {
+		errno = 0;
+		n = read (0, &c, 1);
+		if (n == 0 || (n < 0 && errno == EAGAIN))
+			g_usleep (G_USEC_PER_SEC / 10);
+		else if (n == 1) {
+			g_string_append_c (str, c);
+			if (strstr (str->str, "QUIT") || (str->len > 10))
+				break;
+		} else
+			break;
+	} while (time (NULL) < start + 20);
+	g_string_free (str, TRUE);
+}
+
+int
+main (int argc, char *argv[])
+{
+	gboolean retry = FALSE, allow_interaction = FALSE;
+	char *vpn_name = NULL, *vpn_uuid = NULL, *vpn_service = NULL;
+	char *password = NULL;
+	GHashTable *data = NULL, *secrets = NULL;
+	NMSettingSecretFlags pw_flags = NM_SETTING_SECRET_FLAG_NONE;
+	GOptionContext *context;
+	GOptionEntry entries[] = {
+			{ "reprompt", 'r', 0, G_OPTION_ARG_NONE, &retry,
+			  "Reprompt for passwords", NULL},
+			{ "uuid", 'u', 0, G_OPTION_ARG_STRING, &vpn_uuid,
+			  "UUID of VPN connection", NULL},
+			{ "name", 'n', 0, G_OPTION_ARG_STRING, &vpn_name,
+			  "Name of VPN connection", NULL},
+			{ "service", 's', 0, G_OPTION_ARG_STRING, &vpn_service,
+			  "VPN service type", NULL},
+			{ "allow-interaction", 'i', 0, G_OPTION_ARG_NONE,
+			  &allow_interaction, "Allow user interaction", NULL},
+			{ NULL }
+		};
+
+	bindtextdomain (GETTEXT_PACKAGE, NULL);
+	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
+	textdomain (GETTEXT_PACKAGE);
+
+	gtk_init (&argc, &argv);
+
+	context = g_option_context_new ("- iodine auth dialog");
+	g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
+	g_option_context_parse (context, &argc, &argv, NULL);
+	g_option_context_free (context);
+
+	if (!nm_vpn_plugin_utils_read_vpn_details (0, &data, &secrets)) {
+		fprintf (stderr, "Failed to read '%s' (%s) data and secrets from stdin.\n",
+		         vpn_name, vpn_uuid);
+		return 1;
+	}
+
+	nm_vpn_plugin_utils_get_secret_flags (secrets, NM_IODINE_KEY_PASSWORD, &pw_flags);
+
+	if (!get_secrets (vpn_uuid, vpn_name, retry, allow_interaction,
+	                  g_hash_table_lookup (secrets, NM_IODINE_KEY_PASSWORD),
+	                  &password,
+	                  pw_flags))
+		return 1;
+
+	/* dump the passwords to stdout */
+	if (password)
+		printf ("%s\n%s\n", NM_IODINE_KEY_PASSWORD, password);
+	printf ("\n\n");
+
+	/* for good measure, flush stdout since Kansas is going Bye-Bye */
+	fflush (stdout);
+
+	/* Wait for quit signal */
+	wait_for_quit ();
+
+	if (data)
+		g_hash_table_unref (data);
+	if (secrets)
+		g_hash_table_unref (secrets);
+	return 0;
+}