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[oweals/gnunet.git] / src / ats / test_ats_api_scheduling_destroy_session.c
1 /*
2      This file is part of GNUnet.
3      (C) 2010,2011 Christian Grothoff (and other contributing authors)
4
5      GNUnet is free software; you can redistribute it and/or modify
6      it under the terms of the GNU General Public License as published
7      by the Free Software Foundation; either version 3, or (at your
8      option) any later version.
9
10      GNUnet is distributed in the hope that it will be useful, but
11      WITHOUT ANY WARRANTY; without even the implied warranty of
12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13      General Public License for more details.
14
15      You should have received a copy of the GNU General Public License
16      along with GNUnet; see the file COPYING.  If not, write to the
17      Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18      Boston, MA 02111-1307, USA.
19 */
20 /**
21  * @file ats/test_ats_api_scheduling_destroy_session.c
22  * @brief test destroying sessions with unknown address (address NULL, length 0)
23  *        in automatic transport selection scheduling API
24  * @author Christian Grothoff
25  * @author Matthias Wachs
26  *
27  */
28 #include "platform.h"
29 #include "gnunet_ats_service.h"
30 #include "gnunet_testing_lib-new.h"
31 #include "ats.h"
32 #include "test_ats_api_common.h"
33
34
35 static GNUNET_SCHEDULER_TaskIdentifier die_task;
36
37 static struct GNUNET_ATS_SchedulingHandle *ats;
38
39 static int ret;
40
41 static int stage;
42
43 static struct Test_Address test_addr;
44
45 static struct PeerContext p;
46
47 static struct GNUNET_HELLO_Address hello_address;
48
49
50 static void
51 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
52 {
53   die_task = GNUNET_SCHEDULER_NO_TASK;
54   if (ats != NULL)
55     GNUNET_ATS_scheduling_done (ats);
56   ret = GNUNET_SYSERR;
57 }
58
59
60 static void
61 end ()
62 {
63   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutting down\n");
64   if (die_task != GNUNET_SCHEDULER_NO_TASK)
65   {
66     GNUNET_SCHEDULER_cancel (die_task);
67     die_task = GNUNET_SCHEDULER_NO_TASK;
68   }
69   GNUNET_ATS_scheduling_done (ats);
70   if (2 == stage)
71     ret = 0;
72   else
73   {
74     GNUNET_break (0);
75     ret = 1;
76   }
77 }
78
79
80 static void
81 address_suggest_cb (void *cls, const struct GNUNET_HELLO_Address *address,
82                     struct Session *session,
83                     struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out,
84                     struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in,
85                     const struct GNUNET_ATS_Information *atsi,
86                     uint32_t ats_count)
87 {
88   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: ATS suggests address `%s' session %p\n",
89               stage, GNUNET_i2s (&address->peer), session);
90   GNUNET_ATS_reset_backoff(ats, &address->peer);
91
92   GNUNET_assert (0 ==
93                  memcmp (&address->peer, &p.id,
94                          sizeof (struct GNUNET_PeerIdentity)));
95   GNUNET_assert (0 == strcmp (address->transport_name, test_addr.plugin));
96   GNUNET_assert (address->address_length == test_addr.addr_len);
97   GNUNET_assert (0 ==
98                  memcmp (address->address, test_addr.plugin,
99                          address->address_length));
100   GNUNET_assert (test_addr.session == session);
101
102   if (0 == stage)
103   {
104     /* Delete session without the address */
105     struct GNUNET_HELLO_Address hello_address_2;
106     hello_address_2.peer = p.id;
107     hello_address_2.transport_name = test_addr.plugin;
108     hello_address_2.address = NULL;
109     hello_address_2.address_length = 0;
110
111     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
112                 "Stage %u: Destroying address for peer `%s' address %p length %u session %p\n",
113                 stage,
114                 GNUNET_i2s (&hello_address_2.peer),
115                 hello_address_2.address,
116                 hello_address_2.address_length,
117                 session);
118
119     GNUNET_ATS_address_destroyed (ats, &hello_address_2, test_addr.session);
120     test_addr.session = NULL;
121     GNUNET_ATS_suggest_address (ats, &p.id);
122   }
123   if (1 == stage)
124   {
125     /* End */
126     GNUNET_SCHEDULER_add_now (&end, NULL);
127   }
128   stage++;
129 }
130
131
132 static void
133 run (void *cls, 
134      const struct GNUNET_CONFIGURATION_Handle *cfg,
135      struct GNUNET_TESTING_Peer *peer)
136 {
137   ret = GNUNET_SYSERR;
138
139   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
140   ats = GNUNET_ATS_scheduling_init (cfg, &address_suggest_cb, NULL);
141   if (ats == NULL)
142   {
143     ret = GNUNET_SYSERR;
144     end ();
145     return;
146   }
147
148   /* set up peer */
149   GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_WEAK,
150                                     &p.id.hashPubKey);
151   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created peer `%s'\n",
152               GNUNET_i2s (&p.id));
153
154   test_addr.plugin = "test";
155   test_addr.session = &test_addr;
156   test_addr.addr = GNUNET_strdup ("test");
157   test_addr.addr_len = 4;
158
159   /* Adding address with session */
160   hello_address.peer = p.id;
161   hello_address.transport_name = test_addr.plugin;
162   hello_address.address = test_addr.addr;
163   hello_address.address_length = test_addr.addr_len;
164   GNUNET_ATS_address_add (ats, &hello_address, test_addr.session, NULL, 0);
165   GNUNET_ATS_suggest_address (ats, &p.id);
166 }
167
168
169 int
170 main (int argc, char *argv[])
171 {
172   if (0 != GNUNET_TESTING_peer_run ("test_ats_api_scheduling_destroy_session",
173                                     "test_ats_api.conf",
174                                     &run, NULL))
175     return 1;
176   return ret;
177 }
178
179 /* end of file test_ats_api_scheduling_destroy_session.c */