teshsuite/simdag/flatifier/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 #include "src/surf/network_interface.hpp"
   8 #include "simgrid/simdag.h"
   9 #include "xbt/xbt_os_time.h"
  10
  11 XBT_LOG_NEW_DEFAULT_CATEGORY(flatifier, "Logging specific to this platform parsing tool");
  12
  13 static int name_compare_hosts(const void *n1, const void *n2)
  14 {
  15   return strcmp(sg_host_get_name(*(sg_host_t *) n1), sg_host_get_name(*(sg_host_t *) n2));
  16 }
  17
  18 static int name_compare_links(const void *n1, const void *n2)
  19 {
  20   return strcmp(sg_link_name(*(SD_link_t *) n1),sg_link_name(*(SD_link_t *) n2));
  21 }
  22
  23 static int parse_cmdline(int *timings, char **platformFile, int argc, char **argv)
  24 {
  25   int wrong_option = 0;
  26   for (int i = 1; i < argc; i++) {
  27     if (strlen(argv[i]) > 1 && argv[i][0] == '-' && argv[i][1] == '-') {
  28       if (!strcmp(argv[i], "--timings")) {
  29         *timings = 1;
  30       } else {
  31           wrong_option = 1;
  32           break;
  33       }
  34     } else {
  35       *platformFile = argv[i];
  36     }
  37   }
  38   return wrong_option;
  39 }
  40
  41 static void create_environment(xbt_os_timer_t parse_time, const char *platformFile)
  42 {
  43   xbt_ex_t e;
  44   TRY {
  45     xbt_os_cputimer_start(parse_time);
  46     SD_create_environment(platformFile);
  47     xbt_os_cputimer_stop(parse_time);
  48   }
  49   CATCH(e) {
  50     xbt_die("Error while loading %s: %s", platformFile, e.msg);
  51   }
  52 }
  53
  54 int main(int argc, char **argv)
  55 {
  56   char *platformFile = nullptr;
  57   int timings=0;
  58   int version = 4;
  59   unsigned int i;
  60   xbt_dict_t props = nullptr;
  61   xbt_dict_cursor_t cursor = nullptr;
  62   xbt_lib_cursor_t cursor_src = nullptr;
  63   xbt_lib_cursor_t cursor_dst = nullptr;
  64   char *src,*dst,*key,*data;
  65   sg_netcard_t value1;
  66   sg_netcard_t value2;
  67
  68   xbt_os_timer_t parse_time = xbt_os_timer_new();
  69
  70   SD_init(&argc, argv);
  71
  72   if (parse_cmdline(&timings, &platformFile, argc, argv) || !platformFile) {
  73     xbt_die("Invalid command line arguments: expected [--timings] platformFile");
  74   }
  75
  76   XBT_DEBUG("%d,%s", timings, platformFile);
  77
  78   create_environment(parse_time, platformFile);
  79
  80   if (timings) {
  81     XBT_INFO("Parsing time: %fs (%zu hosts, %d links)", xbt_os_timer_elapsed(parse_time),
  82              sg_host_count(), sg_link_count());
  83   } else {
  84     printf("<?xml version='1.0'?>\n");
  85     printf("<!DOCTYPE platform SYSTEM \"http://simgrid.gforge.inria.fr/simgrid/simgrid.dtd\">\n");
  86     printf("<platform version=\"%d\">\n", version);
  87     printf("<AS id=\"AS0\" routing=\"Full\">\n");
  88
  89     // Hosts
  90     unsigned int totalHosts = sg_host_count();
  91     sg_host_t *hosts = sg_host_list();
  92     qsort((void *) hosts, totalHosts, sizeof(sg_host_t), name_compare_hosts);
  93
  94     for (i = 0; i < totalHosts; i++) {
  95       printf("  <host id=\"%s\" speed=\"%.0f\"", sg_host_get_name(hosts[i]), sg_host_speed(hosts[i]));
  96       props = sg_host_get_properties(hosts[i]);
  97       if (hosts[i]->core_count()>1) {
  98         printf(" core=\"%d\"", hosts[i]->core_count());
  99       }
 100       if (props && !xbt_dict_is_empty(props)) {
 101         printf(">\n");
 102         xbt_dict_foreach(props, cursor, key, data) {
 103           printf("    <prop id=\"%s\" value=\"%s\"/>\n", key, data);
 104         }
 105         printf("  </host>\n");
 106       } else {
 107         printf("/>\n");
 108       }
 109     }
 110
 111     // Routers
 112     xbt_lib_foreach(as_router_lib, cursor_src, key, value1) {
 113       value1 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib, key, ROUTING_ASR_LEVEL);
 114       if(value1->isRouter()) {
 115         printf("  <router id=\"%s\"/>\n",key);
 116       }
 117     }
 118
 119     // Links
 120     unsigned int totalLinks = sg_link_count();
 121     SD_link_t *links = sg_link_list();
 122
 123     qsort((void *) links, totalLinks, sizeof(SD_link_t), name_compare_links);
 124
 125     for (i = 0; i < totalLinks; i++) {
 126       printf("  <link id=\"");
 127
 128       printf("%s\" bandwidth=\"%.0f\" latency=\"%.9f\"", sg_link_name(links[i]),
 129              sg_link_bandwidth(links[i]), sg_link_latency(links[i]));
 130       if (sg_link_is_shared(links[i])) {
 131         printf("/>\n");
 132       } else {
 133         printf(" sharing_policy=\"FATPIPE\"/>\n");
 134       }
 135     }
 136
 137     sg_host_t host1, host2;
 138     xbt_dict_foreach(host_list, cursor_src, src, host1){ // Routes from host
 139       value1 = sg_host_by_name(src)->pimpl_netcard;
 140       xbt_dict_foreach(host_list, cursor_dst, dst, host2){ //to host
 141         std::vector<Link*> *route = new std::vector<Link*>();
 142         value2 = sg_host_by_name(dst)->pimpl_netcard;
 143         routing_platf->getRouteAndLatency(value1, value2, route,nullptr);
 144         if (! route->empty()){
 145           printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 146           for (auto link: *route)
 147             printf("<link_ctn id=\"%s\"/>",link->getName());
 148           printf("\n  </route>\n");
 149         }
 150         delete route;
 151       }
 152       xbt_lib_foreach(as_router_lib, cursor_dst, dst, value2){ //to router
 153         value2 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,dst,ROUTING_ASR_LEVEL);
 154         if(value2->isRouter()){
 155           printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 156           std::vector<Link*> *route = new std::vector<Link*>();
 157           routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,route,nullptr);
 158           for (auto link : *route)
 159             printf("<link_ctn id=\"%s\"/>",link->getName());
 160           delete route;
 161           printf("\n  </route>\n");
 162         }
 163       }
 164     }
 165
 166     xbt_lib_foreach(as_router_lib, cursor_src, src, value1){ // Routes from router
 167       value1 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,src,ROUTING_ASR_LEVEL);
 168       if (value1->isRouter()){
 169         xbt_lib_foreach(as_router_lib, cursor_dst, dst, value2){ //to router
 170           value2 = (sg_netcard_t)xbt_lib_get_or_null(as_router_lib,dst,ROUTING_ASR_LEVEL);
 171           if(value2->isRouter()){
 172             printf("  <route src=\"%s\" dst=\"%s\">\n  ", src, dst);
 173             std::vector<Link*> *route = new std::vector<Link*>();
 174             routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,route,nullptr);
 175             for(auto link :*route)
 176               printf("<link_ctn id=\"%s\"/>",link->getName());
 177             delete route;
 178             printf("\n  </route>\n");
 179           }
 180         }
 181         xbt_dict_foreach(host_list, cursor_dst, dst, value2){ //to host
 182           printf("  <route src=\"%s\" dst=\"%s\">\n  ",src, dst);
 183           std::vector<Link*> *route = new std::vector<Link*>();
 184           value2 = sg_host_by_name(dst)->pimpl_netcard;
 185           routing_platf->getRouteAndLatency((sg_netcard_t)value1,(sg_netcard_t)value2,route, nullptr);
 186           for(auto link : *route)
 187             printf("<link_ctn id=\"%s\"/>",link->getName());
 188           delete route;
 189           printf("\n  </route>\n");
 190         }
 191       }
 192     }
 193
 194     printf("</AS>\n");
 195     printf("</platform>\n");
 196     free(hosts);
 197     free(links);
 198   }
 199
 200   SD_exit();
 201   xbt_os_timer_free(parse_time);
 202
 203   return 0;
 204 }