teshsuite/simdag/platforms/flatifier.cpp

   1 /* Copyright (c) 2008-2015. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   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. */
   6
   7 #ifndef _XBT_WIN32
   8 #include <unistd.h>
   9 #endif
  10
  11 #include <stdio.h>
  12 #include <stdlib.h>
  13 #include <time.h>
  14 #include <string.h>
  15 #include <math.h>
  16
  17 #include "src/surf/network_interface.hpp"
  18 #include "simgrid/simdag.h"
  19 #include "xbt/log.h"
  20 #include "xbt/dict.h"
  21 #include "xbt/ex.h"
  22 #include "xbt/xbt_os_time.h"
  23 #include "surf/surf.h"
  24 #include "src/surf/surf_private.h"
  25
  26 static const char link_ctn_v2[] =  "link:ctn";
  27 static const char link_ctn_v3[] = "link_ctn";
  28
  29 XBT_LOG_NEW_DEFAULT_CATEGORY(flatifier,
  30                              "Logging specific to this platform parsing tool");
  31
  32 static int name_compare_hosts(const void *n1, const void *n2)
  33 {
  34   return strcmp(
  35       sg_host_get_name(*(sg_host_t *) n1),
  36       sg_host_get_name(*(sg_host_t *) n2)
  37   );
  38 }
  39
  40 static int name_compare_links(const void *n1, const void *n2)
  41 {
  42   return strcmp(
  43       sg_link_name(*(SD_link_t *) n1),
  44       sg_link_name(*(SD_link_t *) n2)
  45   );
  46 }
  47
  48 static int parse_cmdline(int *timings, int *downgrade, char **platformFile, int argc, char **argv)
  49 {
  50   int wrong_option = 0;
  51   int i;
  52   for (i = 1; i < argc; i++) {
  53     if (strlen(argv[i]) > 1 && argv[i][0] == '-' && argv[i][1] == '-') {
  54       if (!strcmp(argv[i], "--timings")) {
  55         *timings = 1;
  56       } else {
  57         if (!strcmp(argv[i], "--downgrade")) {
  58           *downgrade = 1;
  59         } else {
  60           wrong_option = 1;
  61           break;
  62         }
  63       }
  64     } else {
  65       *platformFile = argv[i];
  66     }
  67   }
  68   return wrong_option;
  69 }
  70
  71 static void create_environment(xbt_os_timer_t parse_time, const char *platformFile)
  72 {
  73   xbt_ex_t e;
  74   TRY {
  75     xbt_os_cputimer_start(parse_time);
  76     SD_create_environment(platformFile);
  77     xbt_os_cputimer_stop(parse_time);
  78   }
  79   CATCH(e) {
  80     xbt_die("Error while loading %s: %s", platformFile, e.msg);
  81   }
  82 }
  83
  84 int main(int argc, char **argv)
  85 {
  86   char *platformFile = NULL;
  87   unsigned int totalHosts, totalLinks;
  88   int timings=0;
  89   int downgrade = 0;
  90   int version = 3;
  91   const char *link_ctn = link_ctn_v3;
  92   unsigned int i;
  93   xbt_dict_t props = NULL;
  94   xbt_dict_cursor_t cursor = NULL;
  95   xbt_lib_cursor_t cursor_src = NULL;
  96   xbt_lib_cursor_t cursor_dst = NULL;
  97   char *src,*dst,*key,*data;
  98   sg_netcard_t value1;
  99   sg_netcard_t value2;
 100
 101   const sg_host_t *hosts;
 102   const SD_link_t *links;
 103   xbt_os_timer_t parse_time = xbt_os_timer_new();
 104
 105   SD_init(&argc, argv);
 106
 107   if (parse_cmdline(&timings, &downgrade, &platformFile, argc, argv) || !platformFile) {
 108     xbt_die("Invalid command line arguments: expected [--timings|--downgrade] platformFile");
 109   }
 110
 111   XBT_DEBUG("%d,%d,%s", timings, downgrade, platformFile);
 112
 113   if (downgrade) {
 114     version = 2;
 115     link_ctn = link_ctn_v2;
 116   }
 117
 118   create_environment(parse_time, platformFile);
 119
 120   if (timings) {
 121     XBT_INFO("Parsing time: %fs (%zu hosts, %d links)",
 122           xbt_os_timer_elapsed(parse_time),sg_host_count(),
 123           sg_link_count());
 124   } else {
 125     printf("<?xml version='1.0'?>\n");
 126     printf("<!DOCTYPE platform SYSTEM \"http://simgrid.gforge.inria.fr/simgrid.dtd\">\n");
 127     printf("<platform version=\"%d\">\n", version);
 128     if (!downgrade)
 129       printf("<AS id=\"AS0\" routing=\"Full\">\n");
 130
 131     // Hosts
 132     totalHosts = sg_host_count();
 133     hosts = sg_host_list();
 134     qsort((void *) hosts, totalHosts, sizeof(sg_host_t),
 135         name_compare_hosts);
 136
 137     for (i = 0; i < totalHosts; i++) {
 138       printf("  <host id=\"%s\" power=\"%.0f\"",
 139           sg_host_get_name(hosts[i]),
 140           sg_host_speed(hosts[i]));
 141       props = sg_host_get_properties(hosts[i]);
 142       if (sg_host_core_count(hosts[i])>1) {
 143         printf(" core=\"%d\"", sg_host_core_count(hosts[i]));
 144       }
 145       if (props && !xbt_dict_is_empty(props)) {
 146         printf(">\n");
 147         xbt_dict_foreach(props, cursor, key, data) {
 148           printf("    <prop id=\"%s\" value=\"%s\"/>\n", key, data);
 149         }
 150         printf("  </host>\n");
 151       } else {
 152         printf("/>\n");
 153       }
 154     }
 155
 156     // Routers
 157     xbt_lib_foreach(as_router_lib, cursor_src, key, value1) {
 158       value1 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib, key, ROUTING_ASR_LEVEL);
 159       if(value1->getRcType() == SURF_NETWORK_ELEMENT_ROUTER)
 160       {
 161         printf("  <router id=\"%s\"/>\n",key);
 162       }
 163     }
 164
 165     // Links
 166     totalLinks = sg_link_count();
 167     links = sg_link_list();
 168
 169     qsort((void *) links, totalLinks, sizeof(SD_link_t), name_compare_links);
 170
 171     for (i = 0; i < totalLinks; i++) {
 172       printf("  <link id=\"");
 173
 174       printf("%s\" bandwidth=\"%.0f\" latency=\"%.9f\"",
 175           sg_link_name(links[i]),
 176           sg_link_bandwidth(links[i]),
 177           sg_link_latency(links[i]));
 178       if (sg_link_is_shared(links[i])) {
 179         printf("/>\n");
 180       } else {
 181         printf(" sharing_policy=\"FATPIPE\"/>\n");
 182       }
 183     }
 184
 185     sg_host_t host1, host2;
 186     xbt_dict_foreach(host_list, cursor_src, src, host1) // Routes from host
 187     {
 188       value1 = sg_host_by_name(src)->pimpl_netcard;
 189       xbt_dict_foreach(host_list, cursor_dst, dst, host2) //to host
 190       {
 191         printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 192         xbt_dynar_t route=NULL;
 193         value2 = sg_host_by_name(dst)->pimpl_netcard;
 194         routing_platf->getRouteAndLatency(value1, value2, &route,NULL);
 195         for(i=0;i<xbt_dynar_length(route) ;i++)
 196         {
 197           void *link = xbt_dynar_get_as(route,i,void *);
 198
 199           char *link_name = xbt_strdup(surf_resource_name((surf_cpp_resource_t)link));
 200           printf("<%s id=\"%s\"/>",link_ctn,link_name);
 201           free(link_name);
 202         }
 203         printf("\n  </route>\n");
 204       }
 205       xbt_lib_foreach(as_router_lib, cursor_dst, dst, value2) //to router
 206       {
 207         value2 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,dst,ROUTING_ASR_LEVEL);
 208         if(value2->getRcType() == SURF_NETWORK_ELEMENT_ROUTER){
 209           printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 210           xbt_dynar_t route=NULL;
 211           routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,&route,NULL);
 212           for(i=0;i<xbt_dynar_length(route) ;i++)
 213           {
 214             void *link = xbt_dynar_get_as(route,i,void *);
 215
 216             printf("<%s id=\"%s\"/>",link_ctn,surf_resource_name((surf_cpp_resource_t)link));
 217           }
 218           printf("\n  </route>\n");
 219         }
 220       }
 221     }
 222
 223     xbt_lib_foreach(as_router_lib, cursor_src, src, value1) // Routes from router
 224     {
 225       value1 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,src,ROUTING_ASR_LEVEL);
 226       if (value1->getRcType() == SURF_NETWORK_ELEMENT_ROUTER){
 227         xbt_lib_foreach(as_router_lib, cursor_dst, dst, value2) //to router
 228           {
 229           value2 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,dst,ROUTING_ASR_LEVEL);
 230           if(value2->getRcType() == SURF_NETWORK_ELEMENT_ROUTER){
 231             printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 232             xbt_dynar_t route=NULL;
 233             routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,&route,NULL);
 234             for(i=0;i<xbt_dynar_length(route) ;i++)
 235             {
 236               void *link = xbt_dynar_get_as(route,i,void *);
 237
 238               char *link_name = xbt_strdup(surf_resource_name((surf_cpp_resource_t)link));
 239               printf("<%s id=\"%s\"/>",link_ctn,link_name);
 240               free(link_name);
 241             }
 242             printf("\n  </route>\n");
 243           }
 244           }
 245         xbt_dict_foreach(host_list, cursor_dst, dst, value2) //to host
 246         {
 247           printf("  <route src=\"%s\" dst=\"%s\">\n  "
 248               ,src, dst);
 249           xbt_dynar_t route=NULL;
 250           value2 = sg_host_by_name(dst)->pimpl_netcard;
 251           routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,&route, NULL);
 252           for(i=0;i<xbt_dynar_length(route) ;i++)
 253           {
 254             void *link = xbt_dynar_get_as(route,i,void *);
 255
 256             char *link_name = xbt_strdup(surf_resource_name((surf_cpp_resource_t)link));
 257             printf("<%s id=\"%s\"/>",link_ctn,link_name);
 258             free(link_name);
 259           }
 260           printf("\n  </route>\n");
 261         }
 262       }
 263     }
 264
 265     if (!downgrade)
 266       printf("</AS>\n");
 267     printf("</platform>\n");
 268   }
 269   SD_exit();
 270   xbt_os_timer_free(parse_time);
 271
 272   return 0;
 273 }