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Rewrite the token ring example
authorNavarrop <Pierre.Navarro@imag.fr>
Tue, 6 Dec 2011 11:51:52 +0000 (12:51 +0100)
committerNavarrop <Pierre.Navarro@imag.fr>
Tue, 6 Dec 2011 11:52:39 +0000 (12:52 +0100)
examples/msg/token_ring/ring_call.c
examples/msg/token_ring/token_ring.tesh

index 305945b..8cdf4e9 100644 (file)
 #include "msg/msg.h"
 #include "surf/surf_private.h"
 
-extern routing_global_t global_routing;
-int totalHosts= 0;
-const m_host_t *hosts;
-
-int master(int argc, char *argv[]);
-int slave(int argc, char *argv[]);
+int host(int argc, char *argv[]);
+unsigned int task_comp_size = 50000000;
+unsigned int task_comm_size = 1000000;
+int number_of_hosts;
 
 XBT_LOG_NEW_DEFAULT_CATEGORY(ring,
                              "Messages specific for this msg example");
 
-int master(int argc, char *argv[])
-{
-       m_task_t task_s = NULL;
-       m_task_t task_r = NULL;
-       unsigned int task_comp_size = 50000000;
-       unsigned int task_comm_size = 1000000;
-       char mailbox[80];
-       char buffer[20];
-       int num = atoi(argv[1]);
-
-    sprintf(mailbox, "host%d", num+1);
-    if(num == totalHosts-1)
-       sprintf(mailbox, "host%d", 0);
-    sprintf(buffer, "Token");
-
-    task_s = MSG_task_create(buffer,
-                                                       task_comp_size,
-                                                       task_comm_size,
-                                                       NULL);
-    MSG_task_send(task_s,mailbox);
-    XBT_INFO("Send Data to \"%s\"", mailbox);
-
-       sprintf(mailbox, "host%d", num);
-       MSG_task_receive(&(task_r), mailbox);
-       XBT_INFO("Received \"%s\"", MSG_task_get_name(task_r));
-       return 0;
-}
-
-int slave(int argc, char *argv[])
-{
-       m_task_t task_s = NULL;
-       m_task_t task_r = NULL;
-       unsigned int task_comp_size = 50000000;
-       unsigned int task_comm_size = 1000000;
-       char mailbox[80];
-       char buffer[20];
-       int num = atoi(argv[1]);
-
-       sprintf(mailbox, "host%d", num);
-       MSG_task_receive(&(task_r), mailbox);
-       XBT_INFO("Received \"%s\"", MSG_task_get_name(task_r));
-       sprintf(mailbox, "host%d", num+1);
-       if(num == totalHosts-1)
-               sprintf(mailbox, "host%d", 0);
-       sprintf(buffer, "Token");
-       task_s = MSG_task_create(buffer,
-                                                       task_comp_size,
-                                                       task_comm_size,
-                                                       NULL);
-       MSG_task_send(task_s, mailbox);
-       XBT_INFO("Send Data to \"%s\"", mailbox);
-
-       return 0;
-}
-
-static int surf_parse_bypass_application(void)
+int host(int argc, char *argv[])
 {
-       int i;
-       static int AX_ptr;
-       static int surfxml_bufferstack_size = 2048;
-       static int surfxml_buffer_stack_stack_ptr = 0;
-       static int surfxml_buffer_stack_stack[1024];
-       /* allocating memory to the buffer, I think 2MB should be enough */
-       surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
-
-       totalHosts = MSG_get_host_number();
-       hosts = MSG_get_host_table();
-
-       /* <platform> */
-       SURFXML_BUFFER_SET(platform_version, "3");
-
-       SURFXML_START_TAG(platform);
-
-       XBT_DEBUG("process : %s en master",MSG_host_get_name(hosts[0]));
-       /*   <process host="host A" function="master"> */
-       SURFXML_BUFFER_SET(process_host, MSG_host_get_name(hosts[0]));
-       SURFXML_BUFFER_SET(process_function, "master");
-       SURFXML_BUFFER_SET(process_start_time, "-1.0");
-       SURFXML_BUFFER_SET(process_kill_time, "-1.0");
-       SURFXML_START_TAG(process);
-
-       /*      <argument value="0"/> */
-       SURFXML_BUFFER_SET(argument_value, "0");
-       SURFXML_START_TAG(argument);
-       SURFXML_END_TAG(argument);
-       SURFXML_END_TAG(process);
-
-       for(i=1;i<totalHosts;i++)
-       {
-       XBT_DEBUG("process : %s en slave",MSG_host_get_name(hosts[i]));
-       /*   <process host="host A" function="slave"> */
-       SURFXML_BUFFER_SET(process_host,MSG_host_get_name(hosts[i]) );
-       SURFXML_BUFFER_SET(process_function, "slave");
-       SURFXML_BUFFER_SET(process_start_time, "-1.0");
-       SURFXML_BUFFER_SET(process_kill_time, "-1.0");
-       SURFXML_START_TAG(process);
-
-       /*      <argument value="num"/> */
-       SURFXML_BUFFER_SET(argument_value, bprintf("%d",i));
-       SURFXML_START_TAG(argument);
-       SURFXML_END_TAG(argument);
-       SURFXML_END_TAG(process);
-       }
-       /* </platform> */
-       SURFXML_END_TAG(platform);
-
-       free(surfxml_bufferstack);
-       return 0;
+  int host_number = atoi(MSG_process_get_name(MSG_process_self()));
+  char mailbox[256];
+  m_task_t task = NULL;
+  _XBT_GNUC_UNUSED int res;
+
+  if (host_number == 0){ //master  send then receive
+    sprintf(mailbox, "%d", host_number+1);
+    task = MSG_task_create("Token", task_comp_size, task_comm_size, NULL);
+    XBT_INFO("Host \"%d\" send '%s' to Host \"%s\"",host_number,task->name,mailbox);
+    MSG_task_send(task, mailbox);
+    task = NULL;
+    res = MSG_task_receive(&(task), MSG_process_get_name(MSG_process_self()));
+    xbt_assert(res == MSG_OK, "MSG_task_get failed");
+    XBT_INFO("Host \"%d\" received \"%s\"",host_number, MSG_task_get_name(task));
+    MSG_task_destroy(task);
+  }
+  else{ //slave receive then send
+    res = MSG_task_receive(&(task), MSG_process_get_name(MSG_process_self()));
+    xbt_assert(res == MSG_OK, "MSG_task_get failed");
+    XBT_INFO("Host \"%d\" received \"%s\"",host_number, MSG_task_get_name(task));
+
+    if(host_number+1 == number_of_hosts )
+      sprintf(mailbox, "0");
+    else
+      sprintf(mailbox, "%d", host_number+1);
+    XBT_INFO("Host \"%d\" send '%s' to Host \"%s\"",host_number,task->name,mailbox);
+    MSG_task_send(task, mailbox);
+  }
+  return 0;
 }
 
 typedef enum {
@@ -136,22 +57,26 @@ typedef enum {
 
 int main(int argc, char **argv)
 {
-       int res;
+       int i,res;
   MSG_global_init(&argc, argv);
   MSG_set_channel_number(MAX_CHANNEL);
   MSG_create_environment(argv[1]);
-
-  MSG_function_register("master", master);
-  MSG_function_register("slave", slave);
-  surf_parse = surf_parse_bypass_application;
-  MSG_launch_application(NULL);
+  m_host_t *host_table =  MSG_get_host_table();
+  number_of_hosts = MSG_get_host_number();
+  MSG_function_register("host", host);
+
+  XBT_INFO("Number of host '%d'",number_of_hosts);
+  for(i = 0 ; i<number_of_hosts; i++)
+  {
+    char* name_host = bprintf("%d",i);
+    MSG_process_create( name_host, host, NULL, host_table[i] );
+    free(name_host);
+  }
+  xbt_free(host_table);
 
   res = MSG_main();
-
   XBT_INFO("Simulation time %g", MSG_get_clock());
-
   MSG_clean();
-
   if (res == MSG_OK)
     return 0;
   else
index 02147a9..274201a 100644 (file)
@@ -1,36 +1,34 @@
 #! ./tesh
 
-! output sort
 $ $SG_TEST_EXENV ${bindir:=.}/token_ring ${srcdir:=.}/two_clusters.xml "--log=root.fmt:[%10.6r]%e(%i:%P@%h)%e%m%n"
-> [  0.000000] (0:@) Bypassing the XML parser since surf_parse_open received a NULL pointer. If it is not what you want, go fix your code.
-> [  0.066240] (1:master@bob1.hamburger.edu) Send Data to "host1"
-> [  0.066240] (2:slave@bob3.hamburger.edu) Received "Token"
-> [  0.242880] (2:slave@bob3.hamburger.edu) Send Data to "host2"
-> [  0.242880] (3:slave@alice2.crepe.fr) Received "Token"
-> [  0.309120] (3:slave@alice2.crepe.fr) Send Data to "host3"
-> [  0.309120] (4:slave@alice3.crepe.fr) Received "Token"
-> [  0.485760] (4:slave@alice3.crepe.fr) Send Data to "host4"
-> [  0.485760] (5:slave@bob0.hamburger.edu) Received "Token"
-> [  0.552000] (5:slave@bob0.hamburger.edu) Send Data to "host5"
-> [  0.552000] (6:slave@bob2.hamburger.edu) Received "Token"
-> [  0.618240] (6:slave@bob2.hamburger.edu) Send Data to "host6"
-> [  0.618240] (7:slave@bob4.hamburger.edu) Received "Token"
-> [  0.794880] (7:slave@bob4.hamburger.edu) Send Data to "host7"
-> [  0.794880] (8:slave@alice0.crepe.fr) Received "Token"
-> [  0.861120] (8:slave@alice0.crepe.fr) Send Data to "host8"
-> [  0.861120] (9:slave@alice4.crepe.fr) Received "Token"
-> [  0.927360] (10:slave@alice1.crepe.fr) Received "Token"
-> [  0.927360] (9:slave@alice4.crepe.fr) Send Data to "host9"
+> [  0.000000] (0:@) Number of host '10'
+> [  0.000000] (1:0@bob1.hamburger.edu) Host "0" send 'Token' to Host "1"
+> [  0.066240] (2:1@bob3.hamburger.edu) Host "1" received "Token"
+> [  0.066240] (2:1@bob3.hamburger.edu) Host "1" send 'Token' to Host "2"
+> [  0.242880] (3:2@alice2.crepe.fr) Host "2" received "Token"
+> [  0.242880] (3:2@alice2.crepe.fr) Host "2" send 'Token' to Host "3"
+> [  0.309120] (4:3@alice3.crepe.fr) Host "3" received "Token"
+> [  0.309120] (4:3@alice3.crepe.fr) Host "3" send 'Token' to Host "4"
+> [  0.485760] (5:4@bob0.hamburger.edu) Host "4" received "Token"
+> [  0.485760] (5:4@bob0.hamburger.edu) Host "4" send 'Token' to Host "5"
+> [  0.552000] (6:5@bob2.hamburger.edu) Host "5" received "Token"
+> [  0.552000] (6:5@bob2.hamburger.edu) Host "5" send 'Token' to Host "6"
+> [  0.618240] (7:6@bob4.hamburger.edu) Host "6" received "Token"
+> [  0.618240] (7:6@bob4.hamburger.edu) Host "6" send 'Token' to Host "7"
+> [  0.794880] (8:7@alice0.crepe.fr) Host "7" received "Token"
+> [  0.794880] (8:7@alice0.crepe.fr) Host "7" send 'Token' to Host "8"
+> [  0.861120] (9:8@alice4.crepe.fr) Host "8" received "Token"
+> [  0.861120] (9:8@alice4.crepe.fr) Host "8" send 'Token' to Host "9"
+> [  0.927360] (10:9@alice1.crepe.fr) Host "9" received "Token"
+> [  0.927360] (10:9@alice1.crepe.fr) Host "9" send 'Token' to Host "0"
+> [  1.104000] (1:0@bob1.hamburger.edu) Host "0" received "Token"
 > [  1.104000] (0:@) Simulation time 1.104
-> [  1.104000] (10:slave@alice1.crepe.fr) Send Data to "host0"
-> [  1.104000] (1:master@bob1.hamburger.edu) Received "Token"
 
-! output sort
 $ $SG_TEST_EXENV ${bindir:=.}/token_ring ${srcdir:=.}/two_peers.xml --cfg=coordinates:yes "--log=root.fmt:[%12.6r]%e(%i:%P@%h)%e%m%n"
 > [    0.000000] (0:@) Configuration change: Set 'coordinates' to 'yes'
-> [    0.000000] (0:@) Bypassing the XML parser since surf_parse_open received a NULL pointer. If it is not what you want, go fix your code.
-> [    5.221778] (1:master@peer_100030591) Send Data to "host1"
-> [    5.221778] (2:slave@peer_100036570) Received "Token"
-> [   10.443556] (0:@) Simulation time 10.4436
-> [   10.443556] (1:master@peer_100030591) Received "Token"
-> [   10.443556] (2:slave@peer_100036570) Send Data to "host0"
\ No newline at end of file
+> [    0.000000] (0:@) Number of host '2'
+> [    0.000000] (1:0@peer_100030591) Host "0" send 'Token' to Host "1"
+> [    0.110400] (2:1@peer_100036570) Host "1" received "Token"
+> [    0.110400] (2:1@peer_100036570) Host "1" send 'Token' to Host "0"
+> [    0.220800] (1:0@peer_100030591) Host "0" received "Token"
+> [    0.220800] (0:@) Simulation time 0.2208
\ No newline at end of file