1 /* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "msg/msg.h" /* Yeah! If you want to use msg, you need to include msg/msg.h */
9 #include "surf/surfxml_parse.h" /* to override surf_parse and bypass the parser */
11 /* Create a log channel to have nice outputs. */
13 XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,
14 "Messages specific for this msg example");
15 #define FINALIZE ((void*)221297) /* a magic number to tell people to stop working */
17 static int surf_parse_bypass_platform(void)
19 static int AX_ptr = 0;
20 static int surfxml_bufferstack_size = 2048;
22 /* allocating memory for the buffer, I think 2kB should be enough */
23 surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
26 SURFXML_BUFFER_SET(platform_version, "2");
27 SURFXML_START_TAG(platform);
30 SURFXML_BUFFER_SET(AS_id, "AS0");
31 SURFXML_BUFFER_SET(AS_routing, "Full");
32 SURFXML_START_TAG(AS);
34 DEBUG0("<host id=\"host A\" power=\"100000000.00\"/>");
35 SURFXML_BUFFER_SET(host_id, "host A");
36 SURFXML_BUFFER_SET(host_power, "100000000.00");
37 SURFXML_BUFFER_SET(host_availability, "1.0");
38 SURFXML_BUFFER_SET(host_availability_file, "");
39 A_surfxml_host_state = A_surfxml_host_state_ON;
40 SURFXML_BUFFER_SET(host_state_file, "");
41 SURFXML_BUFFER_SET(host_interference_send, "1.0");
42 SURFXML_BUFFER_SET(host_interference_recv, "1.0");
43 SURFXML_BUFFER_SET(host_interference_send_recv, "1.0");
44 SURFXML_BUFFER_SET(host_max_outgoing_rate, "-1.0");
45 SURFXML_START_TAG(host);
46 SURFXML_END_TAG(host);
48 DEBUG0("<host id=\"host B\" power=\"100000000.00\"/>");
49 SURFXML_BUFFER_SET(host_id, "host B");
50 SURFXML_BUFFER_SET(host_power, "100000000.00");
51 SURFXML_BUFFER_SET(host_availability, "1.0");
52 SURFXML_BUFFER_SET(host_availability_file, "");
53 A_surfxml_host_state = A_surfxml_host_state_ON;
54 SURFXML_BUFFER_SET(host_state_file, "");
55 SURFXML_BUFFER_SET(host_interference_send, "1.0");
56 SURFXML_BUFFER_SET(host_interference_recv, "1.0");
57 SURFXML_BUFFER_SET(host_interference_send_recv, "1.0");
58 SURFXML_BUFFER_SET(host_max_outgoing_rate, "-1.0");
59 SURFXML_START_TAG(host);
60 SURFXML_END_TAG(host);
62 DEBUG0("<link id=\"LinkA\" bandwidth=\"10000000.0\" latency=\"0.2\"/>");
63 SURFXML_BUFFER_SET(link_id, "LinkA");
64 SURFXML_BUFFER_SET(link_bandwidth, "10000000.0");
65 SURFXML_BUFFER_SET(link_bandwidth_file, "");
66 SURFXML_BUFFER_SET(link_latency, "0.2");
67 SURFXML_BUFFER_SET(link_latency_file, "");
68 A_surfxml_link_state = A_surfxml_link_state_ON;
69 SURFXML_BUFFER_SET(link_state_file, "");
70 A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
71 SURFXML_START_TAG(link);
72 SURFXML_END_TAG(link);
74 DEBUG0("<route src=\"host A\" dst=\"host B\">");
75 SURFXML_BUFFER_SET(route_src, "host A");
76 SURFXML_BUFFER_SET(route_dst, "host B");
77 SURFXML_START_TAG(route);
78 DEBUG0(" <link:ctn id=\"LinkA\"/>");
79 SURFXML_BUFFER_SET(link_c_ctn_id, "LinkA");
80 SURFXML_START_TAG(link_c_ctn);
81 SURFXML_END_TAG(link_c_ctn);
83 SURFXML_END_TAG(route);
87 DEBUG0("</platfrom>");
88 SURFXML_END_TAG(platform);
90 free(surfxml_bufferstack);
94 static int surf_parse_bypass_application(void)
97 static int surfxml_bufferstack_size = 2048;
99 /* allocating memory to the buffer, I think 2MB should be enough */
100 surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
103 SURFXML_BUFFER_SET(platform_version, "2");
105 SURFXML_START_TAG(platform);
107 /* <process host="host A" function="master"> */
108 SURFXML_BUFFER_SET(process_host, "host A");
109 SURFXML_BUFFER_SET(process_function, "master");
110 SURFXML_BUFFER_SET(process_start_time, "-1.0");
111 SURFXML_BUFFER_SET(process_kill_time, "-1.0");
112 SURFXML_START_TAG(process);
114 /* <argument value="20"/> */
115 SURFXML_BUFFER_SET(argument_value, "20");
116 SURFXML_START_TAG(argument);
117 SURFXML_END_TAG(argument);
119 /* <argument value="5000000"/> */
120 SURFXML_BUFFER_SET(argument_value, "5000000");
121 SURFXML_START_TAG(argument);
122 SURFXML_END_TAG(argument);
124 /* <argument value="100000"/> */
125 SURFXML_BUFFER_SET(argument_value, "100000");
126 SURFXML_START_TAG(argument);
127 SURFXML_END_TAG(argument);
129 /* <argument value="host B"/> */
130 SURFXML_BUFFER_SET(argument_value, "host B");
131 SURFXML_START_TAG(argument);
132 SURFXML_END_TAG(argument);
135 SURFXML_END_TAG(process);
137 /* <process host="host B" function="slave"/> */
138 SURFXML_BUFFER_SET(process_host, "host B");
139 SURFXML_BUFFER_SET(process_function, "slave");
140 SURFXML_BUFFER_SET(process_start_time, "-1.0");
141 SURFXML_BUFFER_SET(process_kill_time, "-1.0");
142 SURFXML_START_TAG(process);
143 SURFXML_END_TAG(process);
146 SURFXML_END_TAG(platform);
148 free(surfxml_bufferstack);
152 int master(int argc, char *argv[]);
153 int slave(int argc, char *argv[]);
154 MSG_error_t test_all(void);
161 /** Emitter function */
162 int master(int argc, char *argv[])
164 int slaves_count = 0;
165 m_host_t *slaves = NULL;
166 m_task_t *todo = NULL;
167 int number_of_tasks = 0;
168 double task_comp_size = 0;
169 double task_comm_size = 0;
174 xbt_assert1(sscanf(argv[1], "%d", &number_of_tasks),
175 "Invalid argument %s\n", argv[1]);
176 xbt_assert1(sscanf(argv[2], "%lg", &task_comp_size),
177 "Invalid argument %s\n", argv[2]);
178 xbt_assert1(sscanf(argv[3], "%lg", &task_comm_size),
179 "Invalid argument %s\n", argv[3]);
181 { /* Task creation */
182 char sprintf_buffer[64];
184 todo = xbt_new0(m_task_t, number_of_tasks);
186 for (i = 0; i < number_of_tasks; i++) {
187 sprintf(sprintf_buffer, "Task_%d", i);
189 MSG_task_create(sprintf_buffer, task_comp_size, task_comm_size, NULL);
193 { /* Process organisation */
194 slaves_count = argc - 4;
195 slaves = xbt_new0(m_host_t, slaves_count);
197 for (i = 4; i < argc; i++) {
198 slaves[i - 4] = MSG_get_host_by_name(argv[i]);
199 if (slaves[i - 4] == NULL) {
200 INFO1("Unknown host %s. Stopping Now! ", argv[i]);
206 INFO1("Got %d slave(s) :", slaves_count);
207 for (i = 0; i < slaves_count; i++)
208 INFO1("\t %s", slaves[i]->name);
210 INFO1("Got %d task to process :", number_of_tasks);
212 for (i = 0; i < number_of_tasks; i++)
213 INFO1("\t\"%s\"", todo[i]->name);
215 for (i = 0; i < number_of_tasks; i++) {
216 INFO2("Sending \"%s\" to \"%s\"",
217 todo[i]->name, slaves[i % slaves_count]->name);
218 if (MSG_host_self() == slaves[i % slaves_count]) {
219 INFO0("Hey ! It's me ! :)");
221 MSG_task_put(todo[i], slaves[i % slaves_count], PORT_22);
222 INFO0("Send completed");
226 ("All tasks have been dispatched. Let's tell everybody the computation is over.");
227 for (i = 0; i < slaves_count; i++)
228 MSG_task_put(MSG_task_create("finalize", 0, 0, FINALIZE),
231 INFO0("Goodbye now!");
235 } /* end_of_master */
237 /** Receiver function */
238 int slave(int argc, char *argv[])
240 INFO0("I'm a slave");
242 m_task_t task = NULL;
244 a = MSG_task_get(&(task), PORT_22);
246 INFO1("Received \"%s\" ", MSG_task_get_name(task));
247 if (MSG_task_get_data(task) == FINALIZE) {
248 MSG_task_destroy(task);
251 INFO1("Processing \"%s\" ", MSG_task_get_name(task));
252 MSG_task_execute(task);
253 INFO1("\"%s\" done ", MSG_task_get_name(task));
254 MSG_task_destroy(task);
256 INFO0("Hey ?! What's up ? ");
257 xbt_assert0(0, "Unexpected behavior");
260 INFO0("I'm done. See you!");
265 MSG_error_t test_all(void)
267 MSG_error_t res = MSG_OK;
269 /* Simulation setting */
270 MSG_set_channel_number(MAX_CHANNEL);
271 surf_parse = surf_parse_bypass_platform;
272 MSG_create_environment(NULL);
274 /* Application deployment */
275 MSG_function_register("master", master);
276 MSG_function_register("slave", slave);
277 surf_parse = surf_parse_bypass_application;
278 MSG_launch_application(NULL);
282 INFO1("Simulation time %g", MSG_get_clock());
284 } /* end_of_test_all */
287 int main(int argc, char *argv[])
289 MSG_error_t res = MSG_OK;
291 MSG_global_init(&argc, argv);