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author | Matthias Wachs <wachs@net.in.tum.de> | 2011-10-14 08:10:28 +0000 |
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committer | Matthias Wachs <wachs@net.in.tum.de> | 2011-10-14 08:10:28 +0000 |
commit | e047b52bb409063e65abdcfcf108007fac42c95e (patch) | |
tree | d4f912cb012907e20d20fda2e67ffa8017214031 /src/ats/test_ats_api_scheduling.c | |
parent | 70f9bcf894b28799df078330d204860e7ea7bae8 (diff) | |
download | gnunet-e047b52bb409063e65abdcfcf108007fac42c95e.tar.gz gnunet-e047b52bb409063e65abdcfcf108007fac42c95e.zip |
test + fix
Diffstat (limited to 'src/ats/test_ats_api_scheduling.c')
-rw-r--r-- | src/ats/test_ats_api_scheduling.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/src/ats/test_ats_api_scheduling.c b/src/ats/test_ats_api_scheduling.c new file mode 100644 index 000000000..851b515ad --- /dev/null +++ b/src/ats/test_ats_api_scheduling.c | |||
@@ -0,0 +1,212 @@ | |||
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.c | ||
22 | * @brief test automatic transport selection scheduling API | ||
23 | * @author Christian Grothoff | ||
24 | * @author Matthias Wachs | ||
25 | * | ||
26 | * TODO: | ||
27 | * - write test case | ||
28 | * - extend API to get performance data | ||
29 | * - implement simplistic strategy based on say 'lowest latency' or strict ordering | ||
30 | * - extend API to get peer preferences, implement proportional bandwidth assignment | ||
31 | * - re-implement API against a real ATS service (!) | ||
32 | */ | ||
33 | #include "platform.h" | ||
34 | #include "gnunet_ats_service.h" | ||
35 | #include "ats.h" | ||
36 | |||
37 | #define VERBOSE GNUNET_YES | ||
38 | |||
39 | #define VERBOSE_ARM GNUNET_EXTRA_LOGGING | ||
40 | |||
41 | #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10) | ||
42 | |||
43 | static GNUNET_SCHEDULER_TaskIdentifier die_task; | ||
44 | |||
45 | static struct GNUNET_ATS_SchedulingHandle *ats; | ||
46 | |||
47 | struct GNUNET_OS_Process * arm_proc; | ||
48 | |||
49 | static int ret; | ||
50 | |||
51 | struct Address | ||
52 | { | ||
53 | char * plugin; | ||
54 | size_t plugin_len; | ||
55 | |||
56 | void * addr; | ||
57 | size_t addr_len; | ||
58 | |||
59 | struct GNUNET_TRANSPORT_ATS_Information * ats; | ||
60 | int ats_count; | ||
61 | |||
62 | void *session; | ||
63 | }; | ||
64 | |||
65 | struct PeerContext | ||
66 | { | ||
67 | struct GNUNET_PeerIdentity id; | ||
68 | |||
69 | struct Address * addr; | ||
70 | }; | ||
71 | |||
72 | |||
73 | static void | ||
74 | stop_arm () | ||
75 | { | ||
76 | if (0 != GNUNET_OS_process_kill (arm_proc, SIGTERM)) | ||
77 | GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill"); | ||
78 | GNUNET_OS_process_wait (arm_proc); | ||
79 | GNUNET_OS_process_close (arm_proc); | ||
80 | arm_proc = NULL; | ||
81 | } | ||
82 | |||
83 | |||
84 | static void | ||
85 | end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) | ||
86 | { | ||
87 | die_task = GNUNET_SCHEDULER_NO_TASK; | ||
88 | if (ats != NULL) | ||
89 | GNUNET_ATS_scheduling_done (ats); | ||
90 | |||
91 | ret = GNUNET_SYSERR; | ||
92 | |||
93 | stop_arm (); | ||
94 | } | ||
95 | |||
96 | |||
97 | static void | ||
98 | end () | ||
99 | { | ||
100 | if (die_task != GNUNET_SCHEDULER_NO_TASK) | ||
101 | { | ||
102 | GNUNET_SCHEDULER_cancel(die_task); | ||
103 | die_task = GNUNET_SCHEDULER_NO_TASK; | ||
104 | } | ||
105 | |||
106 | GNUNET_ATS_scheduling_done (ats); | ||
107 | |||
108 | ret = 0; | ||
109 | |||
110 | stop_arm (); | ||
111 | } | ||
112 | |||
113 | |||
114 | static void | ||
115 | address_suggest_cb (void *cls, | ||
116 | const struct | ||
117 | GNUNET_PeerIdentity * | ||
118 | peer, | ||
119 | const char *plugin_name, | ||
120 | const void *plugin_addr, | ||
121 | size_t plugin_addr_len, | ||
122 | struct Session * session, | ||
123 | struct | ||
124 | GNUNET_BANDWIDTH_Value32NBO | ||
125 | bandwidth_out, | ||
126 | struct | ||
127 | GNUNET_BANDWIDTH_Value32NBO | ||
128 | bandwidth_in, | ||
129 | const struct | ||
130 | GNUNET_TRANSPORT_ATS_Information | ||
131 | * ats, | ||
132 | uint32_t ats_count) | ||
133 | |||
134 | { | ||
135 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "address_suggest_cb `%s'\n", GNUNET_i2s (peer)); | ||
136 | |||
137 | end (); | ||
138 | } | ||
139 | |||
140 | void | ||
141 | start_arm (const char *cfgname) | ||
142 | { | ||
143 | arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm", | ||
144 | "gnunet-service-arm", | ||
145 | #if VERBOSE_ARM | ||
146 | "-L", "DEBUG", | ||
147 | #endif | ||
148 | "-c", cfgname, NULL); | ||
149 | } | ||
150 | |||
151 | static void | ||
152 | check (void *cls, char *const *args, const char *cfgfile, | ||
153 | const struct GNUNET_CONFIGURATION_Handle *cfg) | ||
154 | { | ||
155 | ret = GNUNET_SYSERR; | ||
156 | struct Address addr; | ||
157 | struct PeerContext p; | ||
158 | |||
159 | die_task = GNUNET_SCHEDULER_add_delayed(TIMEOUT, &end_badly, NULL); | ||
160 | start_arm (cfgfile); | ||
161 | |||
162 | ats = GNUNET_ATS_scheduling_init (cfg, &address_suggest_cb, NULL); | ||
163 | |||
164 | if (ats == NULL) | ||
165 | { | ||
166 | ret = GNUNET_SYSERR; | ||
167 | return; | ||
168 | } | ||
169 | |||
170 | /* set up peer */ | ||
171 | GNUNET_CRYPTO_hash_create_random(GNUNET_CRYPTO_QUALITY_WEAK, &p.id.hashPubKey); | ||
172 | |||
173 | |||
174 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created peer `%s'\n", GNUNET_i2s (&p.id)); | ||
175 | p.addr = &addr; | ||
176 | addr.plugin = "test"; | ||
177 | addr.session = NULL; | ||
178 | addr.addr = NULL; | ||
179 | addr.addr_len = 0; | ||
180 | |||
181 | GNUNET_ATS_address_update(ats, &p.id, addr.plugin, addr.addr, addr.addr_len, addr.session, NULL, 0); | ||
182 | |||
183 | GNUNET_ATS_suggest_address(ats, &p.id); | ||
184 | } | ||
185 | |||
186 | int | ||
187 | main (int argc, char *argv[]) | ||
188 | { | ||
189 | static char *const argv2[] = { "test_ats_api_scheduling", | ||
190 | "-c", | ||
191 | "test_ats_api.conf", | ||
192 | #if VERBOSE | ||
193 | "-L", "DEBUG", | ||
194 | #else | ||
195 | "-L", "WARNING", | ||
196 | #endif | ||
197 | NULL | ||
198 | }; | ||
199 | |||
200 | static struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
201 | GNUNET_GETOPT_OPTION_END | ||
202 | }; | ||
203 | |||
204 | GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2, | ||
205 | "test_ats_api_scheduling", "nohelp", options, &check, | ||
206 | NULL); | ||
207 | |||
208 | |||
209 | return ret; | ||
210 | } | ||
211 | |||
212 | /* end of file test_ats_api_scheduling.c */ | ||