aboutsummaryrefslogtreecommitdiffstats
path: root/src/empathy-auth-client.c
blob: 3228738f4b72ad1929e567fa0659a48505a44d0c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
/*
 * Copyright (C) 2010 Collabora Ltd.
 *
 * 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 St, Fifth Floor,
 * Boston, MA  02110-1301  USA
 *
 * Authors: Cosimo Cecchi <cosimo.cecchi@collabora.co.uk>
 */

#include <config.h>

#include <stdlib.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>

#include <telepathy-glib/debug-sender.h>

#define DEBUG_FLAG EMPATHY_DEBUG_TLS
#include <libempathy/empathy-debug.h>
#include <libempathy/empathy-auth-factory.h>
#include <libempathy/empathy-server-sasl-handler.h>
#include <libempathy/empathy-server-tls-handler.h>
#include <libempathy/empathy-tls-verifier.h>
#include <libempathy/empathy-utils.h>

#include <libempathy-gtk/empathy-bad-password-dialog.h>
#include <libempathy-gtk/empathy-password-dialog.h>
#include <libempathy-gtk/empathy-tls-dialog.h>
#include <libempathy-gtk/empathy-ui-utils.h>

#include "empathy-sanity-cleaning.h"

#include <gnutls/gnutls.h>

#include <extensions/extensions.h>

#define TIMEOUT 60

static gboolean use_timer = TRUE;
static guint timeout_id = 0;
static guint num_windows = 0;

static gboolean
timeout_cb (gpointer p)
{
  DEBUG ("Timeout reached; exiting...");

  gtk_main_quit ();
  return FALSE;
}

static void
start_timer (void)
{
  if (!use_timer)
    return;

  if (timeout_id != 0)
    return;

  DEBUG ("Start timer");

  timeout_id = g_timeout_add_seconds (TIMEOUT, timeout_cb, NULL);
}

static void
stop_timer (void)
{
  if (timeout_id == 0)
    return;

  DEBUG ("Stop timer");

  g_source_remove (timeout_id);
  timeout_id = 0;
}

static void
tls_dialog_response_cb (GtkDialog *dialog,
    gint response_id,
    gpointer user_data)
{
  TpTLSCertificate *certificate = NULL;
  TpTLSCertificateRejectReason reason = 0;
  GHashTable *details = NULL;
  EmpathyTLSDialog *tls_dialog = EMPATHY_TLS_DIALOG (dialog);
  gboolean remember = FALSE;
  EmpathyTLSVerifier *verifier = EMPATHY_TLS_VERIFIER (user_data);

  DEBUG ("Response %d", response_id);

  g_object_get (tls_dialog,
      "certificate", &certificate,
      "reason", &reason,
      "remember", &remember,
      "details", &details,
      NULL);

  gtk_widget_destroy (GTK_WIDGET (dialog));

  if (response_id == GTK_RESPONSE_YES)
    {
      tp_tls_certificate_accept_async (certificate, NULL, NULL);
    }
  else
    {
      tp_asv_set_boolean (details, "user-requested", TRUE);
      tp_tls_certificate_add_rejection (certificate, reason, NULL,
          g_variant_new_parsed ("{ 'user-requested': <%b> }", TRUE));

      tp_tls_certificate_reject_async (certificate, NULL, NULL);
    }

  if (remember)
    empathy_tls_verifier_store_exception (verifier);

  g_object_unref (certificate);
  g_hash_table_unref (details);

  /* restart the timeout */
  num_windows--;

  if (num_windows > 0)
    return;

  start_timer ();
}

static void
display_interactive_dialog (TpTLSCertificate *certificate,
    EmpathyTLSVerifier *verifier,
    TpTLSCertificateRejectReason reason,
    GHashTable *details)
{
  GtkWidget *tls_dialog;

  /* stop the timeout */
  num_windows++;
  stop_timer ();

  tls_dialog = empathy_tls_dialog_new (certificate, reason, details);
  g_signal_connect_data (tls_dialog, "response",
      G_CALLBACK (tls_dialog_response_cb), g_object_ref (verifier),
      (GClosureNotify)g_object_unref, 0);

  gtk_widget_show (tls_dialog);
}

static void
verifier_verify_cb (GObject *source,
    GAsyncResult *result,
    gpointer user_data)
{
  TpTLSCertificateRejectReason reason;
  GError *error = NULL;
  TpTLSCertificate *certificate = NULL;
  GHashTable *details = NULL;
  gchar *hostname = NULL;

  g_object_get (source,
      "certificate", &certificate,
      NULL);

  empathy_tls_verifier_verify_finish (EMPATHY_TLS_VERIFIER (source),
      result, &reason, &details, &error);

  if (error != NULL)
    {
      DEBUG ("Error: %s", error->message);
      display_interactive_dialog (certificate, EMPATHY_TLS_VERIFIER (source),
              reason, details);

      g_error_free (error);
    }
  else
    {
      tp_tls_certificate_accept_async (certificate, NULL, NULL);
    }

  g_free (hostname);
  g_object_unref (certificate);
}

static void
auth_factory_new_tls_handler_cb (EmpathyAuthFactory *factory,
    EmpathyServerTLSHandler *handler,
    gpointer user_data)
{
  TpTLSCertificate *certificate = NULL;
  gchar *hostname = NULL;
  gchar **reference_identities = NULL;
  EmpathyTLSVerifier *verifier;

  DEBUG ("New TLS server handler received from the factory");

  g_object_get (handler,
      "certificate", &certificate,
      "hostname", &hostname,
      "reference-identities", &reference_identities,
      NULL);

  verifier = empathy_tls_verifier_new (certificate, hostname,
      (const gchar **) reference_identities);
  empathy_tls_verifier_verify_async (verifier,
      verifier_verify_cb, NULL);

  g_object_unref (verifier);
  g_object_unref (certificate);
  g_free (hostname);
  g_strfreev (reference_identities);
}

static void
auth_factory_new_sasl_handler_cb (EmpathyAuthFactory *factory,
    EmpathyServerSASLHandler *handler,
    gpointer user_data)
{
  GtkWidget *dialog;

  DEBUG ("New SASL server handler received from the factory");

  /* If the handler has the password it will deal with it itself. */
  if (!empathy_server_sasl_handler_has_password (handler))
    {
      DEBUG ("SASL handler doesn't have a password, prompt for one");

      dialog = empathy_password_dialog_new (handler);
      gtk_widget_show (dialog);
    }
}

static void
retry_account_cb (GtkWidget *dialog,
    TpAccount *account,
    const gchar *password,
    EmpathyAuthFactory *factory)
{
  DEBUG ("Try reconnecting to %s", tp_account_get_path_suffix (account));

  empathy_auth_factory_save_retry_password (factory, account, password);

  tp_account_reconnect_async (account, NULL, NULL);
}

static void
auth_factory_auth_passsword_failed (EmpathyAuthFactory *factory,
    TpAccount *account,
    const gchar *password,
    gpointer user_data)
{
  GtkWidget *dialog;

  DEBUG ("Authentication on %s failed, popup password dialog",
      tp_account_get_path_suffix (account));

  dialog = empathy_bad_password_dialog_new (account, password);

  tp_g_signal_connect_object (dialog, "retry",
      G_CALLBACK (retry_account_cb), factory, 0);

  gtk_widget_show (dialog);
}

int
main (int argc,
    char **argv)
{
  GOptionContext *context;
  GError *error = NULL;
  EmpathyAuthFactory *factory;
  TpDebugSender *debug_sender;
  TpSimpleClientFactory *tp_factory;
  TpDBusDaemon *dbus;

  context = g_option_context_new (N_(" - Empathy authentication client"));
  g_option_context_add_group (context, gtk_get_option_group (TRUE));
  g_option_context_set_translation_domain (context, GETTEXT_PACKAGE);

  if (!g_option_context_parse (context, &argc, &argv, &error))
    {
      g_print ("%s\nRun '%s --help' to see a full list of available command "
          "line options.\n", error->message, argv[0]);
      g_warning ("Error in empathy-auth-client init: %s", error->message);
      return EXIT_FAILURE;
    }

  g_option_context_free (context);

  empathy_gtk_init ();
  gnutls_global_init ();
  g_set_application_name (_("Empathy authentication client"));

  /* Make empathy and empathy-auth-client appear as the same app in
   * gnome-shell */
  gdk_set_program_class ("Empathy");
  gtk_window_set_default_icon_name ("empathy");
  textdomain (GETTEXT_PACKAGE);

#ifdef ENABLE_DEBUG
  /* Set up debug sender */
  debug_sender = tp_debug_sender_dup ();
  g_log_set_default_handler (tp_debug_sender_log_handler, G_LOG_DOMAIN);
#endif

  dbus = tp_dbus_daemon_dup (NULL);
  tp_factory = tp_simple_client_factory_new (dbus);
  tp_simple_client_factory_add_account_features_varargs (tp_factory,
      TP_ACCOUNT_FEATURE_STORAGE,
      0);

  factory = empathy_auth_factory_new (tp_factory);
  g_object_unref (tp_factory);
  g_object_unref (dbus);

  g_signal_connect (factory, "new-server-tls-handler",
      G_CALLBACK (auth_factory_new_tls_handler_cb), NULL);

  g_signal_connect (factory, "new-server-sasl-handler",
      G_CALLBACK (auth_factory_new_sasl_handler_cb), NULL);

  g_signal_connect (factory, "auth-password-failed",
      G_CALLBACK (auth_factory_auth_passsword_failed), NULL);

  if (!empathy_auth_factory_register (factory, &error))
    {
      g_critical ("Failed to register the auth factory: %s\n", error->message);
      g_error_free (error);
      g_object_unref (factory);

      return EXIT_FAILURE;
    }

  DEBUG ("Empathy auth client started.");

  if (g_getenv ("EMPATHY_PERSIST") != NULL)
    {
      DEBUG ("Timed-exit disabled");

      use_timer = FALSE;
    }

  start_timer ();
  empathy_sanity_checking_run_if_needed ();

  gtk_main ();

  g_object_unref (factory);
  g_object_unref (debug_sender);

  return EXIT_SUCCESS;
}