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 XBT_LOG_NEW_DEFAULT_CATEGORY(flatifier, "Logging specific to this platform parsing tool");
  27
  28 static int name_compare_hosts(const void *n1, const void *n2)
  29 {
  30   return strcmp(sg_host_get_name(*(sg_host_t *) n1), sg_host_get_name(*(sg_host_t *) n2));
  31 }
  32
  33 static int name_compare_links(const void *n1, const void *n2)
  34 {
  35   return strcmp(sg_link_name(*(SD_link_t *) n1),sg_link_name(*(SD_link_t *) n2));
  36 }
  37
  38 static int parse_cmdline(int *timings, char **platformFile, int argc, char **argv)
  39 {
  40   int wrong_option = 0;
  41   int i;
  42   for (i = 1; i < argc; i++) {
  43     if (strlen(argv[i]) > 1 && argv[i][0] == '-' && argv[i][1] == '-') {
  44       if (!strcmp(argv[i], "--timings")) {
  45         *timings = 1;
  46       } else {
  47           wrong_option = 1;
  48           break;
  49       }
  50     } else {
  51       *platformFile = argv[i];
  52     }
  53   }
  54   return wrong_option;
  55 }
  56
  57 static void create_environment(xbt_os_timer_t parse_time, const char *platformFile)
  58 {
  59   xbt_ex_t e;
  60   TRY {
  61     xbt_os_cputimer_start(parse_time);
  62     SD_create_environment(platformFile);
  63     xbt_os_cputimer_stop(parse_time);
  64   }
  65   CATCH(e) {
  66     xbt_die("Error while loading %s: %s", platformFile, e.msg);
  67   }
  68 }
  69
  70 int main(int argc, char **argv)
  71 {
  72   char *platformFile = NULL;
  73   unsigned int totalHosts, totalLinks;
  74   int timings=0;
  75   int version = 4;
  76   const char *link_ctn = "link_ctn";
  77   unsigned int i;
  78   xbt_dict_t props = NULL;
  79   xbt_dict_cursor_t cursor = NULL;
  80   xbt_lib_cursor_t cursor_src = NULL;
  81   xbt_lib_cursor_t cursor_dst = NULL;
  82   char *src,*dst,*key,*data;
  83   sg_netcard_t value1;
  84   sg_netcard_t value2;
  85
  86   const sg_host_t *hosts;
  87   const SD_link_t *links;
  88   xbt_os_timer_t parse_time = xbt_os_timer_new();
  89
  90   SD_init(&argc, argv);
  91
  92   if (parse_cmdline(&timings, &platformFile, argc, argv) || !platformFile) {
  93     xbt_die("Invalid command line arguments: expected [--timings] platformFile");
  94   }
  95
  96   XBT_DEBUG("%d,%s", timings, platformFile);
  97
  98   create_environment(parse_time, platformFile);
  99
 100   if (timings) {
 101     XBT_INFO("Parsing time: %fs (%zu hosts, %d links)", xbt_os_timer_elapsed(parse_time),
 102              sg_host_count(), sg_link_count());
 103   } else {
 104     printf("<?xml version='1.0'?>\n");
 105     printf("<!DOCTYPE platform SYSTEM \"http://simgrid.gforge.inria.fr/simgrid/simgrid.dtd\">\n");
 106     printf("<platform version=\"%d\">\n", version);
 107     printf("<AS id=\"AS0\" routing=\"Full\">\n");
 108
 109     // Hosts
 110     totalHosts = sg_host_count();
 111     hosts = sg_host_list();
 112     qsort((void *) hosts, totalHosts, sizeof(sg_host_t), name_compare_hosts);
 113
 114     for (i = 0; i < totalHosts; i++) {
 115       printf("  <host id=\"%s\" speed=\"%.0f\"", sg_host_get_name(hosts[i]), sg_host_speed(hosts[i]));
 116       props = sg_host_get_properties(hosts[i]);
 117       if (sg_host_core_count(hosts[i])>1) {
 118         printf(" core=\"%d\"", sg_host_core_count(hosts[i]));
 119       }
 120       if (props && !xbt_dict_is_empty(props)) {
 121         printf(">\n");
 122         xbt_dict_foreach(props, cursor, key, data) {
 123           printf("    <prop id=\"%s\" value=\"%s\"/>\n", key, data);
 124         }
 125         printf("  </host>\n");
 126       } else {
 127         printf("/>\n");
 128       }
 129     }
 130
 131     // Routers
 132     xbt_lib_foreach(as_router_lib, cursor_src, key, value1) {
 133       value1 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib, key, ROUTING_ASR_LEVEL);
 134       if(value1->isRouter()) {
 135         printf("  <router id=\"%s\"/>\n",key);
 136       }
 137     }
 138
 139     // Links
 140     totalLinks = sg_link_count();
 141     links = sg_link_list();
 142
 143     qsort((void *) links, totalLinks, sizeof(SD_link_t), name_compare_links);
 144
 145     for (i = 0; i < totalLinks; i++) {
 146       printf("  <link id=\"");
 147
 148       printf("%s\" bandwidth=\"%.0f\" latency=\"%.9f\"", sg_link_name(links[i]),
 149              sg_link_bandwidth(links[i]), sg_link_latency(links[i]));
 150       if (sg_link_is_shared(links[i])) {
 151         printf("/>\n");
 152       } else {
 153         printf(" sharing_policy=\"FATPIPE\"/>\n");
 154       }
 155     }
 156
 157     sg_host_t host1, host2;
 158     xbt_dict_foreach(host_list, cursor_src, src, host1){ // Routes from host
 159       value1 = sg_host_by_name(src)->pimpl_netcard;
 160       xbt_dict_foreach(host_list, cursor_dst, dst, host2){ //to host
 161         std::vector<Link*> *route = new std::vector<Link*>();
 162         value2 = sg_host_by_name(dst)->pimpl_netcard;
 163         routing_platf->getRouteAndLatency(value1, value2, route,NULL);
 164         if (! route->empty()){
 165           printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 166           for (auto link: *route)
 167             printf("<%s id=\"%s\"/>",link_ctn,link->getName());
 168           printf("\n  </route>\n");
 169         }
 170         delete route;
 171       }
 172       xbt_lib_foreach(as_router_lib, cursor_dst, dst, value2){ //to router
 173         value2 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,dst,ROUTING_ASR_LEVEL);
 174         if(value2->isRouter()){
 175           printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 176           std::vector<Link*> *route = new std::vector<Link*>();
 177           routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,route,NULL);
 178           for (auto link : *route)
 179             printf("<%s id=\"%s\"/>",link_ctn,link->getName());
 180           delete route;
 181           printf("\n  </route>\n");
 182         }
 183       }
 184     }
 185
 186     xbt_lib_foreach(as_router_lib, cursor_src, src, value1){ // Routes from router
 187       value1 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,src,ROUTING_ASR_LEVEL);
 188       if (value1->isRouter()){
 189         xbt_lib_foreach(as_router_lib, cursor_dst, dst, value2){ //to router
 190           value2 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,dst,ROUTING_ASR_LEVEL);
 191           if(value2->isRouter()){
 192             printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 193             std::vector<Link*> *route = new std::vector<Link*>();
 194             routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,route,NULL);
 195             for(auto link :*route)
 196               printf("<%s id=\"%s\"/>",link_ctn,link->getName());
 197             delete route;
 198             printf("\n  </route>\n");
 199           }
 200         }
 201         xbt_dict_foreach(host_list, cursor_dst, dst, value2){ //to host
 202           printf("  <route src=\"%s\" dst=\"%s\">\n  ",src, dst);
 203           std::vector<Link*> *route = new std::vector<Link*>();
 204           value2 = sg_host_by_name(dst)->pimpl_netcard;
 205           routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,route, NULL);
 206           for(auto link : *route)
 207             printf("<%s id=\"%s\"/>",link_ctn,link->getName());
 208           delete route;
 209           printf("\n  </route>\n");
 210         }
 211       }
 212     }
 213
 214     printf("</AS>\n");
 215     printf("</platform>\n");
 216   }
 217   SD_exit();
 218   xbt_os_timer_free(parse_time);
 219
 220   return 0;
 221 }