-/* Copyright (c) 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2009, 2010, 2011. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include <float.h>
-#include "surf_private.h"
-#include "xbt/dynar.h"
-#include "xbt/str.h"
-#include "xbt/config.h"
-#include "xbt/graph.h"
-#include "xbt/set.h"
-
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route,surf,"Routing part of surf");
-
-
-////////////////////////////////////////////////////////////////////////////////
-// HERE START THE NEW CODE
-////////////////////////////////////////////////////////////////////////////////
-
-//...... DEBUG ONLY .... //
-static void print_tree(routing_component_t rc);
-static void print_global();
-static void print_AS_start(void);
-static void print_AS_end(void);
-static void print_host(void);
-static void print_link(void);
-static void print_route(void);
-static void print_ctn(void);
-static void DEBUG_exit(void);
-
-////////////////////////////////////////////////////////////////////////////////
-// HERE START THE NEW CODE
-////////////////////////////////////////////////////////////////////////////////
+#include <pcre.h> /* regular expression library */
+
+#include "simgrid/platf_interface.h" // platform creation API internal interface
+
+#include "surf_routing_private.h"
+#include "surf/surf_routing.h"
+#include "surf/surfxml_parse_values.h"
+
+/**
+ * @ingroup SURF_build_api
+ * @brief A library containing all known workstations
+ */
+xbt_lib_t host_lib;
+
+int ROUTING_HOST_LEVEL; //Routing level
+int SURF_CPU_LEVEL; //Surf cpu level
+int SURF_WKS_LEVEL; //Surf workstation level
+int SIMIX_HOST_LEVEL; //Simix level
+int MSG_HOST_LEVEL; //Msg level
+int SD_HOST_LEVEL; //Simdag level
+int COORD_HOST_LEVEL=0; //Coordinates level
+int NS3_HOST_LEVEL; //host node for ns3
+
+/**
+ * @ingroup SURF_build_api
+ * @brief A library containing all known links
+ */
+xbt_lib_t link_lib;
+int SD_LINK_LEVEL; //Simdag level
+int SURF_LINK_LEVEL; //Surf level
+int NS3_LINK_LEVEL; //link for ns3
+
+xbt_lib_t as_router_lib;
+int ROUTING_ASR_LEVEL; //Routing level
+int COORD_ASR_LEVEL; //Coordinates level
+int NS3_ASR_LEVEL; //host node for ns3
+
+static xbt_dict_t random_value = NULL;
/* Global vars */
routing_global_t global_routing = NULL;
-routing_component_t current_routing = NULL;
-model_type_t current_routing_model = NULL;
-
-/* Prototypes of each model */
-static void* model_full_create(void); /* create structures for full routing model */
-static void model_full_load(void); /* load parse functions for full routing model */
-static void model_full_unload(void); /* unload parse functions for full routing model */
-static void model_full_end(void); /* finalize the creation of full routing model */
-
-static void* model_floyd_create(void); /* create structures for floyd routing model */
-static void model_floyd_load(void); /* load parse functions for floyd routing model */
-static void model_floyd_unload(void); /* unload parse functions for floyd routing model */
-static void model_floyd_end(void); /* finalize the creation of floyd routing model */
-
-static void* model_dijkstra_create(void); /* create structures for dijkstra routing model */
-static void model_dijkstra_load(void); /* load parse functions for dijkstra routing model */
-static void model_dijkstra_unload(void); /* unload parse functions for dijkstra routing model */
-static void model_dijkstra_end(void); /* finalize the creation of dijkstra routing model */
-
-static void* model_dijkstracache_create(void); /* create structures for dijkstracache routing model */
-static void model_dijkstracache_load(void); /* load parse functions for dijkstracache routing model */
-static void model_dijkstracache_unload(void); /* unload parse functions for dijkstracache routing model */
-static void model_dijkstracache_end(void); /* finalize the creation of dijkstracache routing model */
-
-static void* model_none_create(void); /* none routing model */
-static void model_none_load(void); /* none routing model */
-static void model_none_unload(void); /* none routing model */
-static void model_none_end(void); /* none routing model */
-
-/* Table of routing models */
-// typedef enum {
-// SURF_MODEL_FULL = 0,
-// SURF_MODEL_FLOYD,
-// SURF_MODEL_DIJKSTRA,
-// SURF_MODEL_DIJKSTRACACHE,
-// SURF_MODEL_NONE
-// } e_surf_model_type_t;
-
-#define SURF_MODEL_FULL 0
-#define SURF_MODEL_FLOYD 1
-#define SURF_MODEL_DIJKSTRA 2
-#define SURF_MODEL_DIJKSTRACACHE 3
-#define SURF_MODEL_NONE 4
-
-/* must be finish with null and carefull if change de order */
-struct s_model_type routing_models[] =
-{ {"Full", "Full routing data (fast, large memory requirements, fully expressive)",
- model_full_create, model_full_load, model_full_unload, model_full_end },
- {"Floyd", "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
- model_floyd_create, model_floyd_load, model_floyd_unload, model_floyd_end },
- {"Dijkstra", "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
- model_dijkstra_create ,model_dijkstra_load, model_dijkstra_unload, model_dijkstra_end },
- {"DijkstraCache", "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
- model_dijkstracache_create, model_dijkstracache_load, model_dijkstracache_unload, model_dijkstracache_end },
- {"none", "No routing (usable with Constant network only)",
- model_none_create, model_none_load, model_none_unload, model_none_end },
- {NULL,NULL,NULL,NULL,NULL,NULL}};
+AS_t current_routing = NULL;
/* global parse functions */
-
-static char* src = NULL; /* temporary store the source name of a route */
-static char* dst = NULL; /* temporary store the destination name of a route */
-static char* gw_src = NULL; /* temporary store the gateway source name of a route */
-static char* gw_dst = NULL; /* temporary store the gateway destination name of a route */
-static xbt_dynar_t link_list = NULL; /* temporary store of current list link of a route */
+xbt_dynar_t parsed_link_list = NULL; /* temporary store of current list link of a route */
+extern xbt_dynar_t mount_list;
+
+static const char *src = NULL; /* temporary store the source name of a route */
+static const char *dst = NULL; /* temporary store the destination name of a route */
+static char *gw_src = NULL; /* temporary store the gateway source name of a route */
+static char *gw_dst = NULL; /* temporary store the gateway destination name of a route */
+
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
+
+static void routing_parse_peer(sg_platf_peer_cbarg_t peer); /* peer bypass */
+static void routing_parse_Srandom(void); /* random bypass */
+
+static void routing_parse_postparse(void);
+
+/* this lines are only for replace use like index in the model table */
+typedef enum {
+ SURF_MODEL_FULL = 0,
+ SURF_MODEL_FLOYD,
+ SURF_MODEL_DIJKSTRA,
+ SURF_MODEL_DIJKSTRACACHE,
+ SURF_MODEL_NONE,
+ SURF_MODEL_RULEBASED,
+ SURF_MODEL_VIVALDI,
+ SURF_MODEL_CLUSTER
+} e_routing_types;
+
+struct s_model_type routing_models[] = {
+ {"Full",
+ "Full routing data (fast, large memory requirements, fully expressive)",
+ model_full_create, model_full_end},
+ {"Floyd",
+ "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
+ model_floyd_create, model_floyd_end},
+ {"Dijkstra",
+ "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
+ model_dijkstra_create, model_dijkstra_both_end},
+ {"DijkstraCache",
+ "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
+ model_dijkstracache_create, model_dijkstra_both_end},
+ {"none", "No routing (Unless you know what you are doing, avoid using this mode in combination with a non Constant network model).",
+ model_none_create, NULL},
+ {"RuleBased", "Rule-Based routing data (...)",
+ model_rulebased_create, NULL},
+ {"Vivaldi", "Vivaldi routing",
+ model_vivaldi_create, NULL},
+ {"Cluster", "Cluster routing",
+ model_cluster_create, NULL},
+ {NULL, NULL, NULL, NULL}
+};
/**
* \brief Add a "host" to the network element list
*/
-static void parse_S_host(void) {
- if( current_routing->hierarchy == SURF_ROUTING_NULL ) current_routing->hierarchy = SURF_ROUTING_BASE;
- xbt_assert1(!xbt_dict_get_or_null(global_routing->where_network_elements,A_surfxml_host_id),
- "Reading a host, processing unit \"%s\" already exist",A_surfxml_host_id);
-// FIXME: checked by parser
-// xbt_assert1(current_routing->hierarchy==SURF_ROUTING_BASE,
-// "Bad declaration of processing unit \"%s\"",A_surfxml_host_id);
- (*(current_routing->set_processing_units))(current_routing,A_surfxml_host_id);
- xbt_dict_set(global_routing->where_network_elements,A_surfxml_host_id,(void*)current_routing,NULL);
+static void parse_S_host(sg_platf_host_cbarg_t host)
+{
+ network_element_t info = NULL;
+ if (current_routing->hierarchy == SURF_ROUTING_NULL)
+ current_routing->hierarchy = SURF_ROUTING_BASE;
+ xbt_assert(!xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL),
+ "Reading a host, processing unit \"%s\" already exists", host->id);
+
+ info = xbt_new0(s_network_element_t, 1);
+ info->rc_component = current_routing;
+ info->rc_type = SURF_NETWORK_ELEMENT_HOST;
+ info->name = xbt_strdup(host->id);
+ info->id = current_routing->parse_PU(current_routing, (void *) info);
+ xbt_lib_set(host_lib, host->id, ROUTING_HOST_LEVEL, (void *) info);
+ XBT_DEBUG("Having set name '%s' id '%d'",host->id,info->id);
+
+ if(mount_list){
+ xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
+ mount_list = NULL;
+ }
+
+ if (host->coord && strcmp(host->coord, "")) {
+ unsigned int cursor;
+ char*str;
+
+ if (!COORD_HOST_LEVEL)
+ xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
+ /* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/
+ xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " ");
+ xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
+ xbt_dynar_foreach(ctn_str,cursor, str) {
+ double val = atof(str);
+ xbt_dynar_push(ctn,&val);
+ }
+ xbt_dynar_shrink(ctn, 0);
+ xbt_dynar_free(&ctn_str);
+ xbt_lib_set(host_lib, host->id, COORD_HOST_LEVEL, (void *) ctn);
+ XBT_DEBUG("Having set host coordinates for '%s'",host->id);
+ }
}
/**
* \brief Add a "router" to the network element list
*/
-static void parse_S_router(void) {
- if( current_routing->hierarchy == SURF_ROUTING_NULL ) current_routing->hierarchy = SURF_ROUTING_BASE;
- xbt_assert1(!xbt_dict_get_or_null(global_routing->where_network_elements,A_surfxml_router_id),
- "Reading a router, processing unit \"%s\" already exist",A_surfxml_router_id);
-// FIXME: checked by parser
-// xbt_assert1(current_routing->hierarchy==SURF_ROUTING_BASE,
-// "Bad declaration of processing unit \"%s\"",A_surfxml_host_id);
- (*(current_routing->set_processing_units))(current_routing,A_surfxml_router_id);
- xbt_dict_set(global_routing->where_network_elements,A_surfxml_router_id,(void*)current_routing,NULL);
+static void parse_S_router(sg_platf_router_cbarg_t router)
+{
+ network_element_t info = NULL;
+ if (current_routing->hierarchy == SURF_ROUTING_NULL)
+ current_routing->hierarchy = SURF_ROUTING_BASE;
+ xbt_assert(!xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL),
+ "Reading a router, processing unit \"%s\" already exists",
+ router->id);
+
+ info = xbt_new0(s_network_element_t, 1);
+ info->rc_component = current_routing;
+ info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
+ info->name = xbt_strdup(router->id);
+ info->id = current_routing->parse_PU(current_routing, (void *) info);
+ xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, (void *) info);
+ XBT_DEBUG("Having set name '%s' id '%d'",router->id,info->id);
+
+ if (strcmp(router->coord, "")) {
+ unsigned int cursor;
+ char*str;
+
+ if (!COORD_ASR_LEVEL)
+ xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
+ /* Pre-parse the host coordinates */
+ xbt_dynar_t ctn_str = xbt_str_split_str(router->coord, " ");
+ xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
+ xbt_dynar_foreach(ctn_str,cursor, str) {
+ double val = atof(str);
+ xbt_dynar_push(ctn,&val);
+ }
+ xbt_dynar_shrink(ctn, 0);
+ xbt_dynar_free(&ctn_str);
+ xbt_lib_set(as_router_lib, router->id, COORD_ASR_LEVEL, (void *) ctn);
+ XBT_DEBUG("Having set router coordinates for '%s'",router->id);
+ }
}
+
/**
- * \brief Set the endponints for a route
+ * \brief Set the end points for a route
*/
-static void parse_S_route_new_and_endpoints(void) {
- // FIXME: checked by parser
-// xbt_assert1(current_routing->hierarchy==SURF_ROUTING_BASE,
-// "Bad declaration of route in \"%s\"",current_routing->name);
- if( src != NULL && dst != NULL && link_list != NULL )
- THROW2(arg_error,0,"Route between %s to %s can not be defined",A_surfxml_route_src,A_surfxml_route_dst);
+static void routing_parse_S_route(void)
+{
+ if (src != NULL && dst != NULL && parsed_link_list != NULL)
+ THROWF(arg_error, 0, "Route between %s to %s can not be defined",
+ A_surfxml_route_src, A_surfxml_route_dst);
src = A_surfxml_route_src;
dst = A_surfxml_route_dst;
- link_list = xbt_dynar_new(sizeof(char*), &xbt_free_ref);
+ xbt_assert(strlen(src) > 0 || strlen(dst) > 0,
+ "Some limits are null in the route between \"%s\" and \"%s\"",
+ src, dst);
+ parsed_link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
}
/**
- * \brief Set the endponints and gateways for a ASroute
+ * \brief Set the end points and gateways for a ASroute
*/
-static void parse_S_ASroute_new_and_endpoints(void) {
-// FIXME: checked by parser
-// xbt_assert1(current_routing->hierarchy==SURF_ROUTING_RECURSIVE,
-// "Bad declaration of ASroute in \"%s\"",current_routing->name);
- if( src != NULL && dst != NULL && link_list != NULL )
- THROW2(arg_error,0,"Route between %s to %s can not be defined",A_surfxml_ASroute_src,A_surfxml_ASroute_dst);
+static void routing_parse_S_ASroute(void)
+{
+ if (src != NULL && dst != NULL && parsed_link_list != NULL)
+ THROWF(arg_error, 0, "Route between %s to %s can not be defined",
+ A_surfxml_ASroute_src, A_surfxml_ASroute_dst);
src = A_surfxml_ASroute_src;
dst = A_surfxml_ASroute_dst;
gw_src = A_surfxml_ASroute_gw_src;
gw_dst = A_surfxml_ASroute_gw_dst;
- link_list = xbt_dynar_new(sizeof(char*), &xbt_free_ref);
+ xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
+ || strlen(gw_dst) > 0,
+ "Some limits are null in the route between \"%s\" and \"%s\"",
+ src, dst);
+ parsed_link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
+}
+
+/**
+ * \brief Set the end points for a bypassRoute
+ */
+static void routing_parse_S_bypassRoute(void)
+{
+ if (src != NULL && dst != NULL && parsed_link_list != NULL)
+ THROWF(arg_error, 0,
+ "Bypass Route between %s to %s can not be defined",
+ A_surfxml_bypassRoute_src, A_surfxml_bypassRoute_dst);
+ src = A_surfxml_bypassRoute_src;
+ dst = A_surfxml_bypassRoute_dst;
+ gw_src = NULL;
+ gw_dst = NULL;
+ xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
+ || strlen(gw_dst) > 0,
+ "Some limits are null in the route between \"%s\" and \"%s\"",
+ src, dst);
+ parsed_link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
+}
+
+/**
+ * \brief Set the end points for a bypassASroute
+ */
+static void routing_parse_S_bypassASroute(void)
+{
+ if (src != NULL && dst != NULL && parsed_link_list != NULL)
+ THROWF(arg_error, 0,
+ "Bypass AS Route between %s to %s can not be defined",
+ A_surfxml_bypassASroute_src, A_surfxml_bypassASroute_dst);
+ src = A_surfxml_bypassASroute_src;
+ dst = A_surfxml_bypassASroute_dst;
+ gw_src = A_surfxml_bypassASroute_gw_src;
+ gw_dst = A_surfxml_bypassASroute_gw_dst;
+ xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
+ || strlen(gw_dst) > 0,
+ "Some limits are null in the route between \"%s\" and \"%s\"",
+ src, dst);
+ parsed_link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
+}
+/**
+ * \brief Set a new link on the actual list of link for a route or ASroute from XML
+ */
+
+static void routing_parse_link_ctn(void)
+{
+ char *link_id;
+ switch (A_surfxml_link_ctn_direction) {
+ case AU_surfxml_link_ctn_direction:
+ case A_surfxml_link_ctn_direction_NONE:
+ link_id = xbt_strdup(A_surfxml_link_ctn_id);
+ break;
+ case A_surfxml_link_ctn_direction_UP:
+ link_id = bprintf("%s_UP", A_surfxml_link_ctn_id);
+ break;
+ case A_surfxml_link_ctn_direction_DOWN:
+ link_id = bprintf("%s_DOWN", A_surfxml_link_ctn_id);
+ break;
+ }
+ xbt_dynar_push(parsed_link_list, &link_id);
}
/**
- * \brief Set a new link on the actual list of link for a route or ASroute
+ * \brief Store the route by calling the set_route function of the current routing component
*/
-static void parse_E_link_c_ctn_new_elem(void) {
- char *val;
- val = xbt_strdup(A_surfxml_link_c_ctn_id);
- xbt_dynar_push(link_list, &val);
+static void routing_parse_E_route(void)
+{
+ route_t route = xbt_new0(s_route_t, 1);
+ route->link_list = parsed_link_list;
+ xbt_assert(current_routing->parse_route,
+ "no defined method \"set_route\" in \"%s\"",
+ current_routing->name);
+ current_routing->parse_route(current_routing, src, dst, route);
+ generic_free_route(route);
+ parsed_link_list = NULL;
+ src = NULL;
+ dst = NULL;
}
/**
- * \brief Store de route by calling the set_route function of the current routing component
+ * \brief Store the ASroute by calling the set_ASroute function of the current routing component
*/
-static void parse_E_route_store_route(void) {
-// FIXME: checked by parser
-// xbt_assert1(current_routing->hierarchy==SURF_ROUTING_BASE,
-// "Bad declaration of route in \"%s\"",current_routing->name);
- route_t route = xbt_new(s_route_t,1);
- route->link_list = link_list;
- // TODO check if are correct
- (*(current_routing->set_route))(current_routing,src,dst,route);
- link_list = NULL;
+static void routing_parse_E_ASroute(void)
+{
+ route_t e_route = xbt_new0(s_route_t, 1);
+ e_route->link_list = parsed_link_list;
+
+ if (!strcmp(current_routing->model_desc->name,"RuleBased")) {
+ e_route->src_gateway = (network_element_t) gw_src; // DIRTY HACK possible only
+ e_route->dst_gateway = (network_element_t) gw_dst; // because of what is in routing_parse_E_ASroute
+ } else {
+ e_route->src_gateway = xbt_lib_get_or_null(as_router_lib, gw_src,
+ ROUTING_ASR_LEVEL);
+ if (!e_route->src_gateway)
+ e_route->src_gateway = xbt_lib_get_or_null(host_lib, gw_src,
+ ROUTING_HOST_LEVEL);
+ e_route->dst_gateway = xbt_lib_get_or_null(as_router_lib, gw_dst,
+ ROUTING_ASR_LEVEL);
+ if (!e_route->dst_gateway)
+ e_route->dst_gateway = xbt_lib_get_or_null(host_lib, gw_dst,
+ ROUTING_HOST_LEVEL);
+ }
+ xbt_assert(current_routing->parse_ASroute,
+ "no defined method \"set_ASroute\" in \"%s\"",
+ current_routing->name);
+ current_routing->parse_ASroute(current_routing, src, dst, e_route);
+ generic_free_route(e_route);
+ parsed_link_list = NULL;
src = NULL;
dst = NULL;
+ gw_src = NULL;
+ gw_dst = NULL;
}
/**
- * \brief Store de ASroute by calling the set_ASroute function of the current routing component
+ * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
+ */
+static void routing_parse_E_bypassRoute(void)
+{
+ route_t e_route = xbt_new0(s_route_t, 1);
+ e_route->link_list = parsed_link_list;
+
+ xbt_assert(current_routing->parse_bypassroute,
+ "Bypassing mechanism not implemented by routing '%s'",
+ current_routing->name);
+
+ current_routing->parse_bypassroute(current_routing, src, dst, e_route);
+ parsed_link_list = NULL;
+ src = NULL;
+ dst = NULL;
+ gw_src = NULL;
+ gw_dst = NULL;
+}
+/**
+ * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
*/
-static void parse_E_ASroute_store_route(void) {
-// FIXME: checked by parser
-// xbt_assert1(current_routing->hierarchy==SURF_ROUTING_RECURSIVE,
-// "Bad declaration of ASroute in \"%s\"",current_routing->name);
- route_extended_t e_route = xbt_new(s_route_extended_t,1);
- e_route->generic_route.link_list = link_list;
- e_route->src_gateway = xbt_strdup(gw_src);
- e_route->dst_gateway = xbt_strdup(gw_dst);
- // TODO check if are correct
- (*(current_routing->set_ASroute))(current_routing,src,dst,e_route);
- link_list = NULL;
+static void routing_parse_E_bypassASroute(void)
+{
+ route_t e_route = xbt_new0(s_route_t, 1);
+ e_route->link_list = parsed_link_list;
+ e_route->src_gateway = xbt_lib_get_or_null(as_router_lib, gw_src,
+ ROUTING_ASR_LEVEL);
+ if (!e_route->src_gateway)
+ e_route->src_gateway = xbt_lib_get_or_null(host_lib, gw_src,
+ ROUTING_HOST_LEVEL);
+ e_route->dst_gateway = xbt_lib_get_or_null(as_router_lib, gw_dst,
+ ROUTING_ASR_LEVEL);
+ if (!e_route->dst_gateway)
+ e_route->dst_gateway = xbt_lib_get_or_null(host_lib, gw_dst,
+ ROUTING_HOST_LEVEL);
+ xbt_assert(current_routing->parse_bypassroute,
+ "Bypassing mechanism not implemented by routing '%s'",
+ current_routing->name);
+ current_routing->parse_bypassroute(current_routing, src, dst, e_route);
+ parsed_link_list = NULL;
src = NULL;
dst = NULL;
gw_src = NULL;
}
/**
- * \brief Make a new routing component
+ * \brief Make a new routing component to the platform
+ *
+ * Add a new autonomous system to the platform. Any elements (such as host,
+ * router or sub-AS) added after this call and before the corresponding call
+ * to sg_platf_new_AS_close() will be added to this AS.
*
- * Detect the routing model type of the routing component, make the new structure and
- * set the parsing functions to allows parsing the part of the routing tree
+ * Once this function was called, the configuration concerning the used
+ * models cannot be changed anymore.
+ *
+ * @param AS_id name of this autonomous system. Must be unique in the platform
+ * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
*/
-static void parse_S_AS(void) {
- routing_component_t new_routing;
- model_type_t model = NULL;
- char* wanted = A_surfxml_AS_routing;
+void routing_AS_begin(const char *AS_id, const char *wanted_routing_type)
+{
+ AS_t new_as;
+ routing_model_description_t model = NULL;
int cpt;
- /* seach the routing model */
- for (cpt=0;routing_models[cpt].name;cpt++)
- if (!strcmp(wanted,routing_models[cpt].name))
- model = &routing_models[cpt];
+
+ xbt_assert(!xbt_lib_get_or_null
+ (as_router_lib, AS_id, ROUTING_ASR_LEVEL),
+ "The AS \"%s\" already exists", AS_id);
+
+ /* search the routing model */
+ for (cpt = 0; routing_models[cpt].name; cpt++)
+ if (!strcmp(wanted_routing_type, routing_models[cpt].name))
+ model = &routing_models[cpt];
/* if its not exist, error */
- if( model == NULL ) {
- fprintf(stderr,"Routing model %s not found. Existing models:\n",wanted);
- for (cpt=0;routing_models[cpt].name;cpt++)
- if (!strcmp(wanted,routing_models[cpt].name))
- fprintf(stderr," %s: %s\n",routing_models[cpt].name,routing_models[cpt].desc);
- xbt_die(NULL);
+ if (model == NULL) {
+ fprintf(stderr, "Routing model %s not found. Existing models:\n",
+ wanted_routing_type);
+ for (cpt = 0; routing_models[cpt].name; cpt++)
+ fprintf(stderr, " %s: %s\n", routing_models[cpt].name,
+ routing_models[cpt].desc);
+ xbt_die("dying");
}
/* make a new routing component */
- new_routing = (routing_component_t)(*(model->create))();
-
- /* FIXME: for now, if I forget to declare */
- xbt_assert1( new_routing->set_processing_units,
- "Bad routing type, \"set_processing_units\" is not declared for \"%s\"",A_surfxml_AS_id);
- xbt_assert1( new_routing->set_autonomous_system,
- "Bad routing type, \"set_autonomous_system\" is not declared for \"%s\"",A_surfxml_AS_id);
- xbt_assert1( new_routing->set_route,
- "Bad routing type, \"set_route\" is not declared for \"%s\"",A_surfxml_AS_id);
- xbt_assert1( new_routing->set_ASroute,
- "Bad routing type, \"set_ASroute\" is not declared for \"%s\"",A_surfxml_AS_id);
- xbt_assert1( new_routing->finalize,
- "Bad routing type, \"finalize\" is not declared for \"%s\"",A_surfxml_AS_id);
-
- new_routing->routing = model;
- new_routing->hierarchy = SURF_ROUTING_NULL;
- new_routing->name = xbt_strdup(A_surfxml_AS_id);
- new_routing->routing_sons = xbt_dict_new();
- INFO2("Routing %s for AS %s",A_surfxml_AS_routing,A_surfxml_AS_id);
-
- if( current_routing == NULL && global_routing->root == NULL ){
-
+ new_as = (AS_t) model->create();
+ new_as->model_desc = model;
+ new_as->hierarchy = SURF_ROUTING_NULL;
+ new_as->name = xbt_strdup(AS_id);
+
+ network_element_t info = NULL;
+ info = xbt_new0(s_network_element_t, 1);
+
+ if (current_routing == NULL && global_routing->root == NULL) {
+
/* it is the first one */
- new_routing->routing_father = NULL;
- global_routing->root = new_routing;
-
- } else if( current_routing != NULL && global_routing->root != NULL ) {
-
- xbt_assert1(!xbt_dict_get_or_null(current_routing->routing_sons,A_surfxml_AS_id),
- "The AS \"%s\" already exist",A_surfxml_AS_id);
- /* it is a part of the tree */
- new_routing->routing_father = current_routing;
+ new_as->routing_father = NULL;
+ global_routing->root = new_as;
+ info->id = -1;
+ } else if (current_routing != NULL && global_routing->root != NULL) {
+
+ xbt_assert(!xbt_dict_get_or_null
+ (current_routing->routing_sons, AS_id),
+ "The AS \"%s\" already exists", AS_id);
+ /* it is a part of the tree */
+ new_as->routing_father = current_routing;
/* set the father behavior */
- if( current_routing->hierarchy == SURF_ROUTING_NULL ) current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
-// FIXME: checked by parser
-// xbt_assert1(current_routing->hierarchy==SURF_ROUTING_RECURSIVE,
-// "Bad declaration of AS \"%s\"",A_surfxml_AS_id);
+ if (current_routing->hierarchy == SURF_ROUTING_NULL)
+ current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
/* add to the sons dictionary */
- xbt_dict_set(current_routing->routing_sons,A_surfxml_AS_id,(void*)new_routing,NULL);
+ xbt_dict_set(current_routing->routing_sons, AS_id,
+ (void *) new_as, NULL);
/* add to the father element list */
- (*(current_routing->set_autonomous_system))(current_routing,A_surfxml_AS_id);
- /* unload the prev parse rules */
- (*(current_routing->routing->unload))();
-
+ info->id = current_routing->parse_AS(current_routing, (void *) info);
} else {
- THROW0(arg_error,0,"All defined components must be belong to a AS");
+ THROWF(arg_error, 0, "All defined components must be belong to a AS");
}
- /* set the new parse rules */
- (*(new_routing->routing->load))();
+
+ info->rc_component = new_as->routing_father;
+ info->rc_type = SURF_NETWORK_ELEMENT_AS;
+ info->name = new_as->name;
+
+ xbt_lib_set(as_router_lib, new_as->name, ROUTING_ASR_LEVEL,
+ (void *) info);
+ XBT_DEBUG("Having set name '%s' id '%d'",new_as->name,info->id);
+
/* set the new current component of the tree */
- current_routing = new_routing;
+ current_routing = new_as;
+ current_routing->net_elem = info;
+
}
/**
- * \brief Finish the creation of a new routing component
+ * \brief Specify that the current description of AS is finished
+ *
+ * Once you've declared all the content of your AS, you have to close
+ * it with this call. Your AS is not usable until you call this function.
+ *
+ * @fixme: this call is not as robust as wanted: bad things WILL happen
+ * if you call it twice for the same AS, or if you forget calling it, or
+ * even if you add stuff to a closed AS
*
- * When you finish to read the routing component, other structures must be created.
- * the "end" method allow to do that for any routing model type
*/
-static void parse_E_AS(void) {
+void routing_AS_end()
+{
- if( current_routing == NULL ) {
- THROW1(arg_error,0,"Close AS(%s), that never open",A_surfxml_AS_id);
+ if (current_routing == NULL) {
+ THROWF(arg_error, 0, "Close an AS, but none was under construction");
} else {
- (*(current_routing->routing->unload))();
- (*(current_routing->routing->end))();
- current_routing = current_routing->routing_father;
- if( current_routing != NULL )
- (*(current_routing->routing->load))();
+ if (current_routing->model_desc->end)
+ current_routing->model_desc->end(current_routing);
+ current_routing = current_routing->routing_father;
}
}
-/**
- * \brief Recursive function for add the differents AS to global dict of network element
- *
- * This fuction is call by "parse_E_platform_add_parse_AS". It allow to add the
- * AS or routing components, to the where_network_elements dictionary. In the same
- * way as "parse_S_host", "parse_S_router" and "parse_S_gateway" do.
- */
-static void _add_parse_AS(routing_component_t rc) {
- xbt_assert1(!xbt_dict_get_or_null(global_routing->where_network_elements,rc->name),
- "The AS \"%s\" already exist",rc->name);
- xbt_dict_set(global_routing->where_network_elements,rc->name,rc->routing_father,NULL);
- xbt_dict_cursor_t cursor = NULL;
- char *key;
- routing_component_t elem;
- xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
- _add_parse_AS(elem);
- }
-}
-
-/**
- * \brief Add all "AS" to the global dict of network element
- *
- * Allows find a "AS" in any routing component
- */
-static void parse_E_platform_add_parse_AS(void) {
- _add_parse_AS(global_routing->root);
-}
-
/* Aux Business methods */
/**
* Get the common father of the to processing units, and the first different
* father in the chain
*/
-static xbt_dynar_t elements_father(const char* src,const char* dst) {
-
- xbt_assert0(src&&dst,"bad parameters for \"elements_father\" method");
-
- xbt_dynar_t result = xbt_dynar_new(sizeof(char*), NULL); // &xbt_free_ref
-
- routing_component_t src_as, dst_as;
- int index_src, index_dst, index_father_src, index_father_dst;
- xbt_dynar_t path_src = NULL;
- xbt_dynar_t path_dst = NULL;
- routing_component_t current = NULL;
- routing_component_t* current_src = NULL;
- routing_component_t* current_dst = NULL;
- routing_component_t* father = NULL;
-
+static void elements_father(network_element_t src, network_element_t dst,
+ AS_t * res_father,
+ AS_t * res_src,
+ AS_t * res_dst)
+{
+ xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
+#define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
+ AS_t src_as, dst_as;
+ AS_t path_src[ELEMENTS_FATHER_MAXDEPTH];
+ AS_t path_dst[ELEMENTS_FATHER_MAXDEPTH];
+ int index_src = 0;
+ int index_dst = 0;
+ AS_t current;
+ AS_t current_src;
+ AS_t current_dst;
+ AS_t father;
+
/* (1) find the as where the src and dst are located */
- src_as = xbt_dict_get_or_null(global_routing->where_network_elements,src);
- dst_as = xbt_dict_get_or_null(global_routing->where_network_elements,dst);
- xbt_assert2(src_as&&dst_as, "Ask for route \"from\"(%s) or \"to\"(%s) no found",src,dst);
-
+ network_element_t src_data = src;
+ network_element_t dst_data = dst;
+ src_as = src_data->rc_component;
+ dst_as = dst_data->rc_component;
+#ifndef NDEBUG
+ char* src_name = src_data->name;
+ char* dst_name = dst_data->name;
+#endif
+
+ xbt_assert(src_as && dst_as,
+ "Ask for route \"from\"(%s) or \"to\"(%s) no found", src_name, dst_name);
+
/* (2) find the path to the root routing component */
- path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
- current = src_as;
- while( current != NULL ) {
- xbt_dynar_push(path_src,¤t);
- current = current->routing_father;
+ for (current = src_as; current != NULL; current = current->routing_father) {
+ if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
+ xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
+ path_src[index_src++] = current;
}
- path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
- current = dst_as;
- while( current != NULL ) {
- xbt_dynar_push(path_dst,¤t);
- current = current->routing_father;
+ for (current = dst_as; current != NULL; current = current->routing_father) {
+ if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
+ xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
+ path_dst[index_dst++] = current;
}
-
+
/* (3) find the common father */
- index_src = (path_src->used)-1;
- index_dst = (path_dst->used)-1;
- current_src = xbt_dynar_get_ptr(path_src,index_src);
- current_dst = xbt_dynar_get_ptr(path_dst,index_dst);
- while( index_src >= 0 && index_dst >= 0 && *current_src == *current_dst ) {
- current_src = xbt_dynar_get_ptr(path_src,index_src);
- current_dst = xbt_dynar_get_ptr(path_dst,index_dst);
- index_src--;
- index_dst--;
- }
- index_src++;
- index_dst++;
- current_src = xbt_dynar_get_ptr(path_src,index_src);
- current_dst = xbt_dynar_get_ptr(path_dst,index_dst);
+ do {
+ current_src = path_src[--index_src];
+ current_dst = path_dst[--index_dst];
+ } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
/* (4) they are not in the same routing component, make the path */
- index_father_src = index_src+1;
- index_father_dst = index_dst+1;
-
- if(*current_src==*current_dst)
+ if (current_src == current_dst)
father = current_src;
else
- father = xbt_dynar_get_ptr(path_src,index_father_src);
-
+ father = path_src[index_src + 1];
+
/* (5) result generation */
- xbt_dynar_push(result,father); // first same the father of src and dst
- xbt_dynar_push(result,current_src); // second the first different father of src
- xbt_dynar_push(result,current_dst); // three the first different father of dst
-
- xbt_dynar_free(&path_src);
- xbt_dynar_free(&path_dst);
-
- return result;
+ *res_father = father; /* first the common father of src and dst */
+ *res_src = current_src; /* second the first different father of src */
+ *res_dst = current_dst; /* three the first different father of dst */
+
+#undef ELEMENTS_FATHER_MAXDEPTH
}
/* Global Business methods */
/**
- * \brief Recursive function for get_route
+ * \brief Recursive function for get_route_latency
*
* \param src the source host name
* \param dst the destination host name
+ * \param *route the route where the links are stored. It is either NULL or a ready to use dynar
+ * \param *latency the latency, if needed
*
- * This fuction is call by "get_route". It allow to walk through the
- * routing components tree.
+ * This function is called by "get_route" and "get_latency". It allows to walk
+ * recursively through the ASes tree.
*/
-static route_extended_t _get_route(const char* src,const char* dst) {
-
- void* link;
- unsigned int cpt=0;
-
- DEBUG2("Solve route \"%s\" to \"%s\"",src,dst);
-
- xbt_assert0(src&&dst,"bad parameters for \"_get_route\" method");
-
- route_extended_t e_route, e_route_cnt, e_route_src, e_route_dst;
-
- xbt_dynar_t elem_father_list = elements_father(src,dst);
-
- routing_component_t common_father = xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
- routing_component_t src_father = xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
- routing_component_t dst_father = xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
-
- e_route = xbt_new0(s_route_extended_t,1);
- e_route->src_gateway = NULL;
- e_route->dst_gateway = NULL;
- e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
-
- if(src_father==dst_father) { /* SURF_ROUTING_BASE */
-
- if( strcmp(src,dst) ){
- e_route_cnt = (*(common_father->get_route))(common_father,src,dst);
- xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
- xbt_dynar_push(e_route->generic_route.link_list,&link);
- }
- xbt_dynar_free( &(e_route_cnt->generic_route.link_list) );
- xbt_free(e_route_cnt);
- }
-
- } else { /* SURF_ROUTING_RECURSIVE */
-
- e_route_cnt = (*(common_father->get_route))(common_father,src_father->name,dst_father->name);
-
- xbt_assert2( (e_route_cnt->src_gateway==NULL) == (e_route_cnt->dst_gateway==NULL) ,
- "bad gateway for route between \"%s\" and \"%s\"",src,dst);
-
- if( src != e_route_cnt->src_gateway ) {
- e_route_src = _get_route(src,e_route_cnt->src_gateway);
- xbt_dynar_foreach(e_route_src->generic_route.link_list, cpt, link) {
- xbt_dynar_push(e_route->generic_route.link_list,&link);
- }
- }
-
- xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
- xbt_dynar_push(e_route->generic_route.link_list,&link);
- }
-
- if( e_route_cnt->dst_gateway != dst ) {
- e_route_dst = _get_route(e_route_cnt->dst_gateway,dst);
- xbt_dynar_foreach(e_route_dst->generic_route.link_list, cpt, link) {
- xbt_dynar_push(e_route->generic_route.link_list,&link);
- }
- }
-
- e_route->src_gateway = e_route_cnt->src_gateway;
- e_route->dst_gateway = e_route_cnt->dst_gateway;
-
- xbt_dynar_free( &(e_route_src->generic_route.link_list) );
- xbt_free(e_route_src);
- xbt_dynar_free( &(e_route_cnt->generic_route.link_list) );
- xbt_free(e_route_cnt);
- xbt_dynar_free( &(e_route_dst->generic_route.link_list) );
- xbt_free(e_route_dst);
+static void _get_route_and_latency(network_element_t src, network_element_t dst,
+ xbt_dynar_t * links, double *latency)
+{
+ s_route_t route;
+ memset(&route,0,sizeof(route));
+
+ XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src->name, dst->name);
+ xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
+
+ /* Find how src and dst are interconnected */
+ AS_t common_father, src_father, dst_father;
+ elements_father(src, dst, &common_father, &src_father, &dst_father);
+ XBT_DEBUG("elements_father: common father '%s' src_father '%s' dst_father '%s'",
+ common_father->name,src_father->name,dst_father->name);
+
+ /* Check whether a direct bypass is defined */
+ route_t e_route_bypass = NULL;
+ if (common_father->get_bypass_route)
+ e_route_bypass = common_father->get_bypass_route(common_father, src, dst, latency);
+
+ /* Common ancestor is kind enough to declare a bypass route from src to dst -- use it and bail out */
+ if (e_route_bypass) {
+ xbt_dynar_merge(links,&(e_route_bypass->link_list));
+ generic_free_route(e_route_bypass);
+ return;
+ }
+
+ /* If src and dst are in the same AS, life is good */
+ if (src_father == dst_father) { /* SURF_ROUTING_BASE */
+
+ route.link_list = *links;
+
+ common_father->get_route_and_latency(common_father, src, dst, &route,latency);
+ return;
+ }
+
+ /* Not in the same AS, no bypass. We'll have to find our path between the ASes recursively*/
+
+ route.link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
+ // Find the net_card corresponding to father
+ network_element_t src_father_net_elm = src_father->net_elem;
+ network_element_t dst_father_net_elm = dst_father->net_elem;
+
+ common_father->get_route_and_latency(common_father, src_father_net_elm, dst_father_net_elm, &route,latency);
+
+ xbt_assert((route.src_gateway != NULL) && (route.dst_gateway != NULL),
+ "bad gateways for route from \"%s\" to \"%s\"", src->name, dst->name);
+
+ network_element_t src_gateway_net_elm = route.src_gateway;
+ network_element_t dst_gateway_net_elm = route.dst_gateway;
+
+ /* If source gateway is not our source, we have to recursively find our way up to this point */
+ if (src != src_gateway_net_elm)
+ _get_route_and_latency(src, src_gateway_net_elm, links, latency);
+
+ xbt_dynar_merge(links,&(route.link_list));
+
+ /* If dest gateway is not our destination, we have to recursively find our way from this point */
+ // FIXME why can't I factorize it the same way than [src;src_gw] without breaking the examples??
+ if (dst_gateway_net_elm != dst) {
+ _get_route_and_latency(dst_gateway_net_elm, dst, links, latency);
}
-
- xbt_dynar_free(&elem_father_list);
-
- return e_route;
+ xbt_dynar_free(&route.link_list);
}
/**
- * \brief Generic method: find a route between hosts
+ * \brief Find a route between hosts
+ *
+ * \param src the network_element_t for src host
+ * \param dst the network_element_t for dst host
+ * \param route where to store the list of links.
+ * If *route=NULL, create a short lived dynar. Else, fill the provided dynar
+ * \param latency where to store the latency experienced on the path (or NULL if not interested)
+ * It is the caller responsability to initialize latency to 0 (we add to provided route)
+ * \pre route!=NULL
*
- * \param src the source host name
- * \param dst the destination host name
- *
* walk through the routing components tree and find a route between hosts
- * by calling the differents "get_route" functions in each routing component
+ * by calling the differents "get_route" functions in each routing component.
*/
-static xbt_dynar_t get_route(const char* src,const char* dst) {
-
- if(global_routing->last_route) xbt_dynar_free( &(global_routing->last_route) );
-
- route_extended_t e_route;
- xbt_dynar_t elem_father_list = elements_father(src,dst);
- routing_component_t common_father = xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
-
- if(strcmp(src,dst))
- e_route = _get_route(src,dst);
- else
- e_route = (*(common_father->get_route))(common_father,src,dst);
-
- global_routing->last_route = e_route->generic_route.link_list;
-
- xbt_free(e_route);
- xbt_dynar_free(&elem_father_list);
-
- if( xbt_dynar_length(global_routing->last_route)==0 )
- return NULL;
- else
- return global_routing->last_route;
+void routing_get_route_and_latency(network_element_t src,
+ network_element_t dst,
+ xbt_dynar_t * route, double *latency)
+{
+ XBT_DEBUG("routing_get_route_and_latency from %s to %s",src->name,dst->name);
+ if (!*route) {
+ xbt_dynar_reset(global_routing->last_route);
+ *route = global_routing->last_route;
+ }
+
+ _get_route_and_latency(src, dst, route, latency);
+
+ xbt_assert(!latency || *latency >= 0.0,
+ "negative latency on route between \"%s\" and \"%s\"", src->name, dst->name);
}
-/**
- * \brief Recursive function for finalize
- *
- * \param rc the source host name
- *
- * This fuction is call by "finalize". It allow to finalize the
- * AS or routing components. It delete all the structures.
- */
-static void _finalize(routing_component_t rc) {
- if(rc) {
- xbt_dict_cursor_t cursor = NULL;
- char *key;
- routing_component_t elem;
- xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
- _finalize(elem);
- }
- xbt_dict_t tmp_sons = rc->routing_sons;
- char* tmp_name = rc->name;
- xbt_dict_free(&tmp_sons);
- xbt_free(tmp_name);
- (*(rc->finalize))(rc);
+static xbt_dynar_t recursive_get_onelink_routes(AS_t rc)
+{
+ xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
+
+ //adding my one link routes
+ xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
+ if (onelink_mine)
+ xbt_dynar_merge(&ret,&onelink_mine);
+
+ //recursing
+ char *key;
+ xbt_dict_cursor_t cursor = NULL;
+ AS_t rc_child;
+ xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
+ xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
+ if (onelink_child)
+ xbt_dynar_merge(&ret,&onelink_child);
}
+ return ret;
}
-/**
- * \brief Generic method: delete all the routing structures
- *
- * walk through the routing components tree and delete the structures
- * by calling the differents "finalize" functions in each routing component
- */
-static void finalize(void) {
- /* delete recursibly all the tree */
- _finalize(global_routing->root);
- /* delete "where" dict */
- xbt_dict_free(&(global_routing->where_network_elements));
- /* delete last_route */
- xbt_dynar_free(&(global_routing->last_route));
- /* delete global routing structure */
- xbt_free(global_routing);
+static xbt_dynar_t get_onelink_routes(void)
+{
+ return recursive_get_onelink_routes(global_routing->root);
+}
+
+e_surf_network_element_type_t routing_get_network_element_type(const char *name)
+{
+ network_element_t rc = NULL;
+
+ rc = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
+ if (rc)
+ return rc->rc_type;
+
+ rc = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
+ if (rc)
+ return rc->rc_type;
+
+ return SURF_NETWORK_ELEMENT_NULL;
}
/**
*
* Make a global routing structure and set all the parsing functions.
*/
-void routing_model_create(size_t size_of_links, void* loopback) {
-
+void routing_model_create( void *loopback)
+{
/* config the uniq global routing */
- global_routing = xbt_new0(s_routing_global_t,1);
- global_routing->where_network_elements = xbt_dict_new();
+ global_routing = xbt_new0(s_routing_global_t, 1);
global_routing->root = NULL;
- global_routing->get_route = get_route;
- global_routing->finalize = finalize;
+ global_routing->get_onelink_routes = get_onelink_routes;
global_routing->loopback = loopback;
- global_routing->size_of_link = size_of_links;
- global_routing->last_route = xbt_dynar_new(size_of_links, NULL);
-
+ global_routing->last_route = xbt_dynar_new(sizeof(sg_routing_link_t),NULL);
/* no current routing at moment */
current_routing = NULL;
-
- /* parse generic elements */
- surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host);
- surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router);
-
- surfxml_add_callback(STag_surfxml_route_cb_list, &parse_S_route_new_and_endpoints);
- surfxml_add_callback(STag_surfxml_ASroute_cb_list, &parse_S_ASroute_new_and_endpoints);
-
- surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &parse_E_link_c_ctn_new_elem);
-
- surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_E_route_store_route);
- surfxml_add_callback(ETag_surfxml_ASroute_cb_list, &parse_E_ASroute_store_route);
-
- surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS);
- surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS);
-
- /* set all the as in the global where table (recursive fuction) */
- surfxml_add_callback(ETag_surfxml_platform_cb_list, &parse_E_platform_add_parse_AS);
-
- /* DEBUG ONLY */
- //surfxml_add_callback(ETag_surfxml_platform_cb_list, &DEBUG_exit);
}
-/* ************************************************************************** */
-/* ***************** GENERIC PARSE FUNCTIONS (declarations) ***************** */
-
-static void generic_set_processing_units(routing_component_t rc, const char* name);
-static void generic_set_autonomous_system(routing_component_t rc, const char* name);
-static void generic_set_route(routing_component_t rc, const char* src, const char* dst, route_t route);
-static void generic_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route);
-/* ************************************************************************** */
-/* ****************** GENERIC AUX FUNCTIONS (declarations) ****************** */
+/* ************************************************** */
+/* ********** PATERN FOR NEW ROUTING **************** */
-static route_extended_t generic_new_extended_route(routing_component_t rc, void* data);
+/* The minimal configuration of a new routing model need the next functions,
+ * also you need to set at the start of the file, the new model in the model
+ * list. Remember keep the null ending of the list.
+ */
+/*** Routing model structure ***/
+// typedef struct {
+// s_routing_component_t generic_routing;
+// /* things that your routing model need */
+// } s_routing_component_NEW_t,*routing_component_NEW_t;
+
+/*** Parse routing model functions ***/
+// static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
+// static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
+// static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
+// static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
+// static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
+
+/*** Business methods ***/
+// static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
+// static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
+// static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
+
+/*** Creation routing model functions ***/
+// static void* model_NEW_create(void) {
+// routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
+// new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
+// new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
+// new_component->generic_routing.set_route = model_NEW_set_route;
+// new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
+// new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
+// new_component->generic_routing.get_route = NEW_get_route;
+// new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
+// new_component->generic_routing.finalize = NEW_finalize;
+// /* initialization of internal structures */
+// return new_component;
+// } /* mandatory */
+// static void model_NEW_load(void) {} /* mandatory */
+// static void model_NEW_unload(void) {} /* mandatory */
+// static void model_NEW_end(void) {} /* mandatory */
/* ************************************************************************** */
-/* *************************** FULL ROUTING ********************************* */
-
-#define TO_ROUTE_FULL(i,j) routing->routing_table[(i)+(j)*table_size]
-
-/* Routing model structure */
-
-typedef struct {
- s_routing_component_t generic_routing;
- xbt_dict_t parse_routes; /* store data during the parse process */
- xbt_dict_t to_index; /* char* -> network_element_t */
- route_extended_t *routing_table;
-} s_routing_component_full_t,*routing_component_full_t;
-
-/* Business methods */
-
-static route_extended_t full_get_route(routing_component_t rc, const char* src,const char* dst) {
-
- routing_component_full_t routing = (routing_component_full_t)rc;
- int table_size = xbt_dict_length(routing->to_index);
-
- xbt_assert1(src && dst, "Invalid params for \"get_route\" function at AS \"%s\"",rc->name);
-
- routing_component_t src_as, dst_as;
- int *src_id,*dst_id;
-
- src_as = xbt_dict_get_or_null(global_routing->where_network_elements,src);
- dst_as = xbt_dict_get_or_null(global_routing->where_network_elements,dst);
-
- xbt_assert3(src_as != NULL && dst_as != NULL, "Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",src,dst,rc->name);
- xbt_assert4(src_as == dst_as, "The src(%s in %s) and dst(%s in %s) are in differents AS",src,src_as->name,dst,dst_as->name);
- xbt_assert2(rc == dst_as, "The routing component of src and dst is not the same as the network elements belong (%s==%s)",rc->name,dst_as->name);
-
- src_id = xbt_dict_get(routing->to_index,src);
- dst_id = xbt_dict_get(routing->to_index,dst);
- xbt_assert2(src_id && dst_id, "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",src,dst);
-
- void* link;
- unsigned int cpt=0;
- route_extended_t new_e_route;
- route_extended_t e_route = TO_ROUTE_FULL(*src_id,*dst_id);
- if(e_route) {
- new_e_route = xbt_new0(s_route_extended_t,1);
- new_e_route->src_gateway = e_route->src_gateway;
- new_e_route->dst_gateway = e_route->dst_gateway;
- new_e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
- xbt_dynar_foreach(e_route->generic_route.link_list, cpt, link) {
- xbt_dynar_push(new_e_route->generic_route.link_list,&link);
- }
- } else {
- new_e_route = NULL;
- }
- return new_e_route;
-}
-
-static void full_finalize(routing_component_t rc) {
- routing_component_full_t routing = (routing_component_full_t)rc;
- int table_size = xbt_dict_length(routing->to_index);
- int i,j;
- if (routing) {
- /* Delete routing table */
- for (i=0;i<table_size;i++) {
- for (j=0;j<table_size;j++) {
- route_extended_t e_route = TO_ROUTE_FULL(i,j);
- if(e_route) {
- xbt_dynar_free(&(e_route->generic_route.link_list));
- if(e_route->src_gateway) xbt_free(e_route->src_gateway);
- if(e_route->dst_gateway) xbt_free(e_route->dst_gateway);
- xbt_free(e_route);
- }
- }
- }
- xbt_free(routing->routing_table);
- /* Delete index dict */
- xbt_dict_free(&(routing->to_index));
- /* Delete structure */
- xbt_free(rc);
+/* ************************* GENERIC PARSE FUNCTIONS ************************ */
+
+static void routing_parse_cluster(sg_platf_cluster_cbarg_t cluster)
+{
+ char *host_id, *groups, *link_id = NULL;
+ xbt_dict_t patterns = NULL;
+
+ s_sg_platf_host_cbarg_t host;
+ s_sg_platf_link_cbarg_t link;
+
+ unsigned int iter;
+ int start, end, i;
+ xbt_dynar_t radical_elements;
+ xbt_dynar_t radical_ends;
+
+ if (strcmp(cluster->availability_trace, "")
+ || strcmp(cluster->state_trace, "")) {
+ patterns = xbt_dict_new_homogeneous(xbt_free_f);
+ xbt_dict_set(patterns, "id", xbt_strdup(cluster->id), NULL);
+ xbt_dict_set(patterns, "prefix", xbt_strdup(cluster->prefix), NULL);
+ xbt_dict_set(patterns, "suffix", xbt_strdup(cluster->suffix), NULL);
}
-}
-
-/* Creation routing model functions */
-
-static void* model_full_create() {
- routing_component_full_t new_component = xbt_new0(s_routing_component_full_t,1);
- new_component->generic_routing.set_processing_units = generic_set_processing_units;
- new_component->generic_routing.set_autonomous_system = generic_set_autonomous_system;
- new_component->generic_routing.set_route = generic_set_route;
- new_component->generic_routing.set_ASroute = generic_set_ASroute;
- new_component->generic_routing.get_route = full_get_route;
- new_component->generic_routing.finalize = full_finalize;
- new_component->to_index = xbt_dict_new();
- new_component->parse_routes = xbt_dict_new();
- return new_component;
-}
-static void model_full_load() {
- /* use "surfxml_add_callback" to add a parse function call */
-}
-
-static void model_full_unload() {
- /* use "surfxml_del_callback" to remove a parse function call */
-}
-
-static void model_full_end() {
-
- char *key, *src_name, *dst_name;
- const char* sep = "#";
- int *src_id, *dst_id;
- unsigned int i, j;
- route_t route;
- route_extended_t e_route;
- void* data;
-
- xbt_dict_cursor_t cursor = NULL;
- xbt_dynar_t keys = NULL;
-
- /* set utils vars */
- routing_component_full_t routing = ((routing_component_full_t)current_routing);
- int table_size = xbt_dict_length(routing->to_index);
-
- /* Create the routing table */
- routing->routing_table = xbt_new0(route_extended_t, table_size * table_size);
-
- /* Put the routes in position */
- xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
-
- keys = xbt_str_split_str(key, sep);
-
- src_name = xbt_dynar_get_as(keys, 0, char*);
- dst_name = xbt_dynar_get_as(keys, 1, char*);
-
- src_id = xbt_dict_get_or_null(routing->to_index, src_name);
- dst_id = xbt_dict_get_or_null(routing->to_index, dst_name);
-
- if (src_id == NULL || dst_id == NULL )
- THROW2(mismatch_error,0,"Network elements %s or %s not found", src_name, dst_name);
-
- TO_ROUTE_FULL(*src_id,*dst_id) = generic_new_extended_route(current_routing,data);
-
- xbt_dynar_free(&keys);
- }
-
- /* delete the parse table */
- xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
- route = (route_t)data;
- xbt_dynar_free(&(route->link_list));
- xbt_free(data);
- }
-
- /* delete parse dict */
- xbt_dict_free(&(routing->parse_routes));
-
- /* Add the loopback if needed */
- for (i = 0; i < table_size; i++) {
- e_route = TO_ROUTE_FULL(i, i);
- if(!e_route) { // && !xbt_dynar_length(e_route->generic_route.link_list)
- e_route = xbt_new0(s_route_extended_t,1);
- e_route->src_gateway = NULL;
- e_route->dst_gateway = NULL;
- e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
- xbt_dynar_push(e_route->generic_route.link_list,&global_routing->loopback);
- TO_ROUTE_FULL(i, i) = e_route;
+ XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", cluster->id);
+ sg_platf_new_AS_begin(cluster->id, "Cluster");
+
+ current_routing->link_up_down_list
+ = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
+
+ //Make all hosts
+ radical_elements = xbt_str_split(cluster->radical, ",");
+ xbt_dynar_foreach(radical_elements, iter, groups) {
+
+ radical_ends = xbt_str_split(groups, "-");
+ start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
+
+ switch (xbt_dynar_length(radical_ends)) {
+ case 1:
+ end = start;
+ break;
+ case 2:
+ end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
+ break;
+ default:
+ surf_parse_error("Malformed radical");
+ break;
}
- }
-
- /* Shrink the dynar routes (save unused slots) */
- for (i=0;i<table_size;i++)
- for (j=0;j<table_size;j++)
- if(TO_ROUTE_FULL(i,j))
- xbt_dynar_shrink(TO_ROUTE_FULL(i,j)->generic_route.link_list,0);
-}
+ for (i = start; i <= end; i++) {
+ host_id =
+ bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
+ link_id = bprintf("%s_link_%d", cluster->id, i);
+
+ XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->power);
+
+ memset(&host, 0, sizeof(host));
+ host.id = host_id;
+ if (strcmp(cluster->availability_trace, "")) {
+ xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL);
+ char *avail_file = xbt_str_varsubst(cluster->availability_trace, patterns);
+ XBT_DEBUG("\tavailability_file=\"%s\"", avail_file);
+ host.power_trace = tmgr_trace_new(avail_file);
+ xbt_free(avail_file);
+ } else {
+ XBT_DEBUG("\tavailability_file=\"\"");
+ }
-/* ************************************************************************** */
-/* *************************** FLOYD ROUTING ******************************** */
-
-#define TO_FLOYD_COST(i,j) cost_table[(i)+(j)*table_size]
-#define TO_FLOYD_PRED(i,j) (routing->predecessor_table)[(i)+(j)*table_size]
-#define TO_FLOYD_LINK(i,j) (routing->link_table)[(i)+(j)*table_size]
-
-/* Routing model structure */
-
-typedef struct {
- s_routing_component_t generic_routing;
- /* vars for calculate the floyd algorith. */
- int *predecessor_table;
- route_extended_t *link_table; /* char* -> int* */
- xbt_dict_t to_index;
- /* store data during the parse process */
- xbt_dict_t parse_routes;
-} s_routing_component_floyd_t,*routing_component_floyd_t;
-
-/* Business methods */
-
-static route_extended_t floyd_get_route(routing_component_t rc, const char* src,const char* dst) {
-
- xbt_assert1(src && dst, "Invalid params for \"get_route\" function at AS \"%s\"",rc->name);
-
- /* set utils vars */
- routing_component_floyd_t routing = (routing_component_floyd_t) rc;
- int table_size = xbt_dict_length(routing->to_index);
-
- route_extended_t new_e_route = xbt_new0(s_route_extended_t,1);
- new_e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
- new_e_route->src_gateway = NULL;
- new_e_route->dst_gateway = NULL;
-
- int *src_id = xbt_dict_get(routing->to_index,src);
- int *dst_id = xbt_dict_get(routing->to_index,dst);
- xbt_assert2(src_id && dst_id, "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",src,dst);
-
- int first = 1;
- int pred = *dst_id;
- int prev_pred = 0;
- char *gw_src,*gw_dst, *prev_gw_src,*prev_gw_dst, *first_gw;
- unsigned int cpt;
- void* link;
- xbt_dynar_t links;
- route_extended_t e_route_as_to_as;
- do {
- prev_pred = pred;
- pred = TO_FLOYD_PRED(*src_id, pred);
- if(pred == -1) // if no pred in route -> no route to host
- break;
- xbt_assert2(TO_FLOYD_LINK(pred,prev_pred),"Invalid link for the route between \"%s\" or \"%s\"", src, dst);
-
- prev_gw_src = gw_src;
- prev_gw_dst = gw_dst;
-
- route_extended_t e_route = TO_FLOYD_LINK(pred,prev_pred);
- gw_src = e_route->src_gateway;
- gw_dst = e_route->dst_gateway;
-
- if(first) first_gw = gw_src;
-
- if(rc->hierarchy == SURF_ROUTING_RECURSIVE && !first && strcmp(prev_gw_dst,gw_src)) {
-
- routing_component_t src_as = xbt_dict_get_or_null(global_routing->where_network_elements,prev_gw_dst);
- routing_component_t dst_as = xbt_dict_get_or_null(global_routing->where_network_elements,gw_src);
- xbt_assert2(src_as==dst_as,"bad routing, differents AS gateways in route \"%s\" to \"%s\"",src,dst);
- e_route_as_to_as = (*(src_as->get_route))(src_as,prev_gw_dst,gw_src);
- links = e_route_as_to_as->generic_route.link_list;
- xbt_dynar_foreach(links, cpt, link) {
- xbt_dynar_push(new_e_route->generic_route.link_list,&link);
+ if (strcmp(cluster->state_trace, "")) {
+ char *avail_file = xbt_str_varsubst(cluster->state_trace, patterns);
+ XBT_DEBUG("\tstate_file=\"%s\"", avail_file);
+ host.state_trace = tmgr_trace_new(avail_file);
+ xbt_free(avail_file);
+ } else {
+ XBT_DEBUG("\tstate_file=\"\"");
}
- }
-
- links = e_route->generic_route.link_list;
- xbt_dynar_foreach(links, cpt, link) {
- xbt_dynar_push(new_e_route->generic_route.link_list,&link);
- }
- first=0;
-
- } while(pred != *src_id);
- xbt_assert4(pred != -1, "no route from host %d to %d (\"%s\" to \"%s\")", *src_id, *dst_id,src,dst);
-
- if(rc->hierarchy == SURF_ROUTING_RECURSIVE) {
- new_e_route->src_gateway = first_gw;
- new_e_route->dst_gateway = gw_dst;
- }
-
- return new_e_route;
-}
-static void floyd_finalize(routing_component_t rc) {
- routing_component_floyd_t routing = (routing_component_floyd_t)rc;
- int i,j,table_size;
- if (routing) {
- table_size = xbt_dict_length(routing->to_index);
- /* Delete link_table */
- for (i=0;i<table_size;i++) {
- for (j=0;j<table_size;j++) {
- route_extended_t e_route = TO_FLOYD_LINK(i,j);
- if(e_route) {
- xbt_dynar_free(&(e_route->generic_route.link_list));
- if(e_route->src_gateway) xbt_free(e_route->src_gateway);
- if(e_route->dst_gateway) xbt_free(e_route->dst_gateway);
- xbt_free(e_route);
- }
+ host.power_peak = cluster->power;
+ host.power_scale = 1.0;
+ host.core_amount = cluster->core_amount;
+ host.initial_state = SURF_RESOURCE_ON;
+ host.coord = "";
+ sg_platf_new_host(&host);
+ XBT_DEBUG("</host>");
+
+ XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,
+ cluster->bw, cluster->lat);
+
+ memset(&link, 0, sizeof(link));
+ link.id = link_id;
+ link.bandwidth = cluster->bw;
+ link.latency = cluster->lat;
+ link.state = SURF_RESOURCE_ON;
+ link.policy = cluster->sharing_policy;
+ sg_platf_new_link(&link);
+
+ s_surf_parsing_link_up_down_t info;
+
+ if (link.policy == SURF_LINK_FULLDUPLEX) {
+ char *tmp_link = bprintf("%s_UP", link_id);
+ info.link_up =
+ xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
+ free(tmp_link);
+ tmp_link = bprintf("%s_DOWN", link_id);
+ info.link_down =
+ xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
+ free(tmp_link);
+ } else {
+ info.link_up = xbt_lib_get_or_null(link_lib, link_id, SURF_LINK_LEVEL);
+ info.link_down = info.link_up;
}
+ xbt_dynar_push(current_routing->link_up_down_list,&info);
+ xbt_free(link_id);
+ xbt_free(host_id);
}
- xbt_free(routing->link_table);
- /* Delete index dict */
- xbt_dict_free(&(routing->to_index));
- /* Delete dictionary index dict, predecessor and links table */
- xbt_free(routing->predecessor_table);
- /* Delete structure */
- xbt_free(rc);
+
+ xbt_dynar_free(&radical_ends);
+ }
+ xbt_dynar_free(&radical_elements);
+
+ // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written,
+ // and it's very useful to connect clusters together
+ XBT_DEBUG(" ");
+ XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
+ char *newid = NULL;
+ s_sg_platf_router_cbarg_t router;
+ memset(&router, 0, sizeof(router));
+ router.id = cluster->router_id;
+ router.coord = "";
+ if (!router.id || !strcmp(router.id, ""))
+ router.id = newid =
+ bprintf("%s%s_router%s", cluster->prefix, cluster->id,
+ cluster->suffix);
+ sg_platf_new_router(&router);
+ free(newid);
+
+ //Make the backbone
+ if ((cluster->bb_bw != 0) && (cluster->bb_lat != 0)) {
+ char *link_backbone = bprintf("%s_backbone", cluster->id);
+ XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,
+ cluster->bb_bw, cluster->bb_lat);
+
+ memset(&link, 0, sizeof(link));
+ link.id = link_backbone;
+ link.bandwidth = cluster->bb_bw;
+ link.latency = cluster->bb_lat;
+ link.state = SURF_RESOURCE_ON;
+ link.policy = cluster->bb_sharing_policy;
+
+ sg_platf_new_link(&link);
+
+ surf_routing_cluster_add_backbone(current_routing, xbt_lib_get_or_null(link_lib, link_backbone, SURF_LINK_LEVEL));
+
+ free(link_backbone);
}
-}
-static void* model_floyd_create(void) {
- routing_component_floyd_t new_component = xbt_new0(s_routing_component_floyd_t,1);
- new_component->generic_routing.set_processing_units = generic_set_processing_units;
- new_component->generic_routing.set_autonomous_system = generic_set_autonomous_system;
- new_component->generic_routing.set_route = generic_set_route;
- new_component->generic_routing.set_ASroute = generic_set_ASroute;
- new_component->generic_routing.get_route = floyd_get_route;
- new_component->generic_routing.finalize = floyd_finalize;
- new_component->to_index = xbt_dict_new();
- new_component->parse_routes = xbt_dict_new();
- return new_component;
+ XBT_DEBUG("</AS>");
+ sg_platf_new_AS_end();
+ XBT_DEBUG(" ");
+ xbt_dict_free(&patterns); // no op if it were never set
}
-static void model_floyd_load() {
- /* use "surfxml_add_callback" to add a parse function call */
+static void routing_parse_postparse(void) {
+ xbt_dict_free(&random_value);
}
-static void model_floyd_unload() {
- /* use "surfxml_del_callback" to remove a parse function call */
+static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
+{
+ static int AX_ptr = 0;
+ char *host_id = NULL;
+ char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
+
+ static unsigned int surfxml_buffer_stack_stack_ptr = 1;
+ static unsigned int surfxml_buffer_stack_stack[1024];
+
+ surfxml_buffer_stack_stack[0] = 0;
+
+ surfxml_bufferstack_push(1);
+
+ XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer->id);
+ sg_platf_new_AS_begin(peer->id, "Full");
+
+ XBT_DEBUG(" ");
+ host_id = HOST_PEER(peer->id);
+ router_id = ROUTER_PEER(peer->id);
+ link_id_up = LINK_UP_PEER(peer->id);
+ link_id_down = LINK_DOWN_PEER(peer->id);
+
+ link_router = bprintf("%s_link_router", peer->id);
+ link_backbone = bprintf("%s_backbone", peer->id);
+
+ XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->power);
+ s_sg_platf_host_cbarg_t host;
+ memset(&host, 0, sizeof(host));
+ host.initial_state = SURF_RESOURCE_ON;
+ host.id = host_id;
+ host.power_peak = peer->power;
+ host.power_scale = 1.0;
+ host.power_trace = peer->availability_trace;
+ host.state_trace = peer->state_trace;
+ host.core_amount = 1;
+ host.coord = peer->coord;
+ sg_platf_new_host(&host);
+
+
+ XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer->coord);
+ s_sg_platf_router_cbarg_t router;
+ memset(&router, 0, sizeof(router));
+ router.id = router_id;
+ router.coord = peer->coord;
+ sg_platf_new_router(&router);
+
+ XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id_up,
+ peer->bw_in, peer->lat);
+ s_sg_platf_link_cbarg_t link;
+ memset(&link, 0, sizeof(link));
+ link.state = SURF_RESOURCE_ON;
+ link.policy = SURF_LINK_SHARED;
+ link.id = link_id_up;
+ link.bandwidth = peer->bw_in;
+ link.latency = peer->lat;
+ sg_platf_new_link(&link);
+
+ // FIXME: dealing with full duplex is not the role of this piece of code, I'd say [Mt]
+ // Instead, it should be created fullduplex, and the models will do what's needed in this case
+ XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id_down,
+ peer->bw_out, peer->lat);
+ link.id = link_id_down;
+ sg_platf_new_link(&link);
+
+ XBT_DEBUG(" ");
+
+ // begin here
+ XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", host_id, router_id);
+ XBT_DEBUG("symmetrical=\"NO\">");
+ SURFXML_BUFFER_SET(route_src, host_id);
+ SURFXML_BUFFER_SET(route_dst, router_id);
+ A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
+ SURFXML_START_TAG(route);
+
+ XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
+ SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
+ A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
+ SURFXML_START_TAG(link_ctn);
+ SURFXML_END_TAG(link_ctn);
+
+ XBT_DEBUG("</route>");
+ SURFXML_END_TAG(route);
+
+ //Opposite Route
+ XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, host_id);
+ XBT_DEBUG("symmetrical=\"NO\">");
+ SURFXML_BUFFER_SET(route_src, router_id);
+ SURFXML_BUFFER_SET(route_dst, host_id);
+ A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
+ SURFXML_START_TAG(route);
+
+ XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
+ SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
+ A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
+ SURFXML_START_TAG(link_ctn);
+ SURFXML_END_TAG(link_ctn);
+
+ XBT_DEBUG("</route>");
+ SURFXML_END_TAG(route);
+
+ XBT_DEBUG("</AS>");
+ sg_platf_new_AS_end();
+ XBT_DEBUG(" ");
+
+ //xbt_dynar_free(&tab_elements_num);
+ free(host_id);
+ free(router_id);
+ free(link_router);
+ free(link_backbone);
+ free(link_id_up);
+ free(link_id_down);
+ surfxml_bufferstack_pop(1);
}
-static void model_floyd_end() {
-
- routing_component_floyd_t routing = ((routing_component_floyd_t)current_routing);
- xbt_dict_cursor_t cursor = NULL;
- double * cost_table;
- char *key,*data, *src_name, *dst_name;
- const char *sep = "#";
- xbt_dynar_t keys;
- int *src_id, *dst_id;
- unsigned int i,j,a,b,c;
-
- /* set the size of inicial table */
- int table_size = xbt_dict_length(routing->to_index);
-
- /* Create Cost, Predecessor and Link tables */
- cost_table = xbt_new0(double, table_size*table_size); //link cost from host to host
- routing->predecessor_table = xbt_new0(int, table_size*table_size); //predecessor host numbers
- routing->link_table = xbt_new0(route_extended_t, table_size*table_size); //actual link between src and dst
-
- /* Initialize costs and predecessors*/
- for(i = 0; i<table_size;i++)
- for(j = 0; j<table_size;j++) {
- TO_FLOYD_COST(i,j) = DBL_MAX;
- TO_FLOYD_PRED(i,j) = -1;
- TO_FLOYD_LINK(i,j) = NULL; // FIXED DAVID
- }
-
- /* Put the routes in position */
- xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
-
- keys = xbt_str_split_str(key, sep);
-
- src_name = xbt_dynar_get_as(keys, 0, char*);
- dst_name = xbt_dynar_get_as(keys, 1, char*);
-
- src_id = xbt_dict_get_or_null(routing->to_index, src_name);
- dst_id = xbt_dict_get_or_null(routing->to_index, dst_name);
-
- if (src_id == NULL || dst_id == NULL )
- THROW2(mismatch_error,0,"Network elements %s or %s not found", src_name, dst_name);
-
- TO_FLOYD_LINK(*src_id,*dst_id) = generic_new_extended_route(current_routing,data);
- TO_FLOYD_PRED(*src_id,*dst_id) = *src_id;
-
- //link cost
- TO_FLOYD_COST(*src_id,*dst_id) = 1; // assume 1 for now
-
- xbt_dynar_free(&keys);
- }
-
- /* Add the loopback if needed */
- for (i = 0; i < table_size; i++) {
- route_extended_t e_route = TO_FLOYD_LINK(i, i);
- if(!e_route) { // && !xbt_dynar_length(e_route->generic_route.link_list)
- e_route = xbt_new0(s_route_extended_t,1);
- e_route->src_gateway = NULL;
- e_route->dst_gateway = NULL;
- e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
- xbt_dynar_push(e_route->generic_route.link_list,&global_routing->loopback);
- TO_FLOYD_LINK(i,i) = e_route;
- TO_FLOYD_PRED(i,i) = i;
- TO_FLOYD_COST(i,i) = 1;
- }
+static void routing_parse_Srandom(void)
+{
+ double mean, std, min, max, seed;
+ char *random_id = A_surfxml_random_id;
+ char *random_radical = A_surfxml_random_radical;
+ char *rd_name = NULL;
+ char *rd_value;
+ mean = surf_parse_get_double(A_surfxml_random_mean);
+ std = surf_parse_get_double(A_surfxml_random_std_deviation);
+ min = surf_parse_get_double(A_surfxml_random_min);
+ max = surf_parse_get_double(A_surfxml_random_max);
+ seed = surf_parse_get_double(A_surfxml_random_seed);
+
+ double res = 0;
+ int i = 0;
+ random_data_t random = xbt_new0(s_random_data_t, 1);
+ char *tmpbuf;
+
+ xbt_dynar_t radical_elements;
+ unsigned int iter;
+ char *groups;
+ int start, end;
+ xbt_dynar_t radical_ends;
+
+ switch (A_surfxml_random_generator) {
+ case AU_surfxml_random_generator:
+ case A_surfxml_random_generator_NONE:
+ random->generator = NONE;
+ break;
+ case A_surfxml_random_generator_DRAND48:
+ random->generator = DRAND48;
+ break;
+ case A_surfxml_random_generator_RAND:
+ random->generator = RAND;
+ break;
+ case A_surfxml_random_generator_RNGSTREAM:
+ random->generator = RNGSTREAM;
+ break;
+ default:
+ surf_parse_error("Invalid random generator");
+ break;
}
-
- //Calculate path costs
- for(c=0;c<table_size;c++) {
- for(a=0;a<table_size;a++) {
- for(b=0;b<table_size;b++) {
- if(TO_FLOYD_COST(a,c) < DBL_MAX && TO_FLOYD_COST(c,b) < DBL_MAX) {
- if(TO_FLOYD_COST(a,b) == DBL_MAX ||
- (TO_FLOYD_COST(a,c)+TO_FLOYD_COST(c,b) < TO_FLOYD_COST(a,b))) {
- TO_FLOYD_COST(a,b) = TO_FLOYD_COST(a,c)+TO_FLOYD_COST(c,b);
- TO_FLOYD_PRED(a,b) = TO_FLOYD_PRED(c,b);
- }
+ random->seed = seed;
+ random->min = min;
+ random->max = max;
+
+ /* Check user stupidities */
+ if (max < min)
+ THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
+ if (mean < min)
+ THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean, min);
+ if (mean > max)
+ THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean, max);
+
+ /* normalize the mean and standard deviation before storing */
+ random->mean = (mean - min) / (max - min);
+ random->std = std / (max - min);
+
+ if (random->mean * (1 - random->mean) < random->std * random->std)
+ THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
+ random->mean, random->std);
+
+ XBT_DEBUG
+ ("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
+ random_id, random->min, random->max, random->mean, random->std,
+ (int)random->generator, random->seed, random_radical);
+
+ if (!random_value)
+ random_value = xbt_dict_new_homogeneous(free);
+
+ if (!strcmp(random_radical, "")) {
+ res = random_generate(random);
+ rd_value = bprintf("%f", res);
+ xbt_dict_set(random_value, random_id, rd_value, NULL);
+ } else {
+ radical_elements = xbt_str_split(random_radical, ",");
+ xbt_dynar_foreach(radical_elements, iter, groups) {
+ radical_ends = xbt_str_split(groups, "-");
+ switch (xbt_dynar_length(radical_ends)) {
+ case 1:
+ xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
+ "Custom Random '%s' already exists !", random_id);
+ res = random_generate(random);
+ tmpbuf =
+ bprintf("%s%d", random_id,
+ atoi(xbt_dynar_getfirst_as(radical_ends, char *)));
+ xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
+ xbt_free(tmpbuf);
+ break;
+
+ case 2:
+ start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
+ end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
+ for (i = start; i <= end; i++) {
+ xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
+ "Custom Random '%s' already exists !", bprintf("%s%d",
+ random_id,
+ i));
+ res = random_generate(random);
+ tmpbuf = bprintf("%s%d", random_id, i);
+ xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
+ xbt_free(tmpbuf);
}
+ break;
+ default:
+ XBT_CRITICAL("Malformed radical");
+ break;
}
- }
- }
+ res = random_generate(random);
+ rd_name = bprintf("%s_router", random_id);
+ rd_value = bprintf("%f", res);
+ xbt_dict_set(random_value, rd_name, rd_value, NULL);
- /* delete the parse table */
- xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
- route_t route = (route_t)data;
- xbt_dynar_free(&(route->link_list));
- xbt_free(data);
+ xbt_dynar_free(&radical_ends);
+ }
+ free(rd_name);
+ xbt_dynar_free(&radical_elements);
}
-
- /* delete parse dict */
- xbt_dict_free(&(routing->parse_routes));
-
- //cleanup
- free(cost_table);
-}
-
-/* ************************************************************************** */
-/* ********** Dijkstra & Dijkstra Cached ROUTING **************************** */
-
-typedef struct {
- s_routing_component_t generic_routing;
- xbt_graph_t route_graph;
- xbt_dict_t graph_node_map;
- xbt_dict_t route_cache;
- xbt_dynar_t last_route;
- int cached;
-} s_routing_component_dijkstra_t,*routing_component_dijkstra_t;
-
-/* Parse routing model functions */
-
-/* Business methods */
-
-/* Creation routing model functions */
-
-static void* model_dijkstra_create() {
- return NULL;
}
-static void model_dijkstra_load() {
-}
-
-static void model_dijkstra_unload() {
-}
-
-static void model_dijkstra_end() {
-}
-
-static void* model_dijkstracache_create() {
- return NULL;
-}
+void routing_register_callbacks()
+{
+ sg_platf_host_add_cb(parse_S_host);
+ sg_platf_router_add_cb(parse_S_router);
-static void model_dijkstracache_load() {
-}
+ surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
-static void model_dijkstracache_unload() {
-}
+ surfxml_add_callback(STag_surfxml_route_cb_list, &routing_parse_S_route);
+ surfxml_add_callback(STag_surfxml_ASroute_cb_list, &routing_parse_S_ASroute);
+ surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,
+ &routing_parse_S_bypassRoute);
+ surfxml_add_callback(STag_surfxml_bypassASroute_cb_list,
+ &routing_parse_S_bypassASroute);
-static void model_dijkstracache_end() {
-}
+ surfxml_add_callback(ETag_surfxml_link_ctn_cb_list, &routing_parse_link_ctn);
+ surfxml_add_callback(ETag_surfxml_route_cb_list, &routing_parse_E_route);
+ surfxml_add_callback(ETag_surfxml_ASroute_cb_list, &routing_parse_E_ASroute);
+ surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,
+ &routing_parse_E_bypassRoute);
+ surfxml_add_callback(ETag_surfxml_bypassASroute_cb_list,
+ &routing_parse_E_bypassASroute);
-/* ************************************************************************** */
-/* ******************************* NO ROUTING ******************************* */
+ sg_platf_cluster_add_cb(routing_parse_cluster);
-/* Routing model structure */
-typedef struct {
- s_routing_component_t generic_routing;
-} s_routing_component_none_t,*routing_component_none_t;
+ sg_platf_peer_add_cb(routing_parse_peer);
+ sg_platf_postparse_add_cb(routing_parse_postparse);
-/* Business methods */
-static route_extended_t none_get_route(routing_component_t rc, const char* src,const char* dst){
- return NULL;
-}
-static void none_finalize(routing_component_t rc) {
- xbt_free(rc);
-}
+ /* we care about the ASes while parsing the platf. Incredible, isnt it? */
+ sg_platf_AS_end_add_cb(routing_AS_end);
+ sg_platf_AS_begin_add_cb(routing_AS_begin);
-/* Creation routing model functions */
-static void* model_none_create() {
- routing_component_none_t new_component = xbt_new0(s_routing_component_none_t,1);
- new_component->generic_routing.set_processing_units = NULL;
- new_component->generic_routing.set_autonomous_system = NULL;
- new_component->generic_routing.set_route = NULL;
- new_component->generic_routing.set_ASroute = NULL;
- new_component->generic_routing.get_route = none_get_route;
- new_component->generic_routing.finalize = none_finalize;
- return new_component;
+#ifdef HAVE_TRACING
+ instr_routing_define_callbacks();
+#endif
}
-static void model_none_load() {}
-static void model_none_unload() {}
-static void model_none_end() {}
-
-/* ************************************************** */
-/* ********** PATERN FOR NEW ROUTING **************** */
-
-/* The minimal configuration of a new routing model need the next functions,
- * also you need to set at the start of the file, the new model in the model
- * list. Remember keep the null ending of the list.
+/**
+ * \brief Recursive function for finalize
+ *
+ * \param rc the source host name
+ *
+ * This fuction is call by "finalize". It allow to finalize the
+ * AS or routing components. It delete all the structures.
*/
-/* Routing model structure */
-typedef struct {
- s_routing_component_t generic_routing;
- /* things that your routing model need */
-} s_routing_component_NEW_t,*routing_component_NEW_t;
-
-/* Parse routing model functions */
-static void NEW_parse_S_host(void) {} /* example*/
-
-/* Business methods */
-static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;} /* mandatory */
-static void NEW_finalize(routing_component_t rc) {} /* mandatory */
-
-/* Creation routing model functions */
-static void* model_NEW_create() {return NULL;} /* mandatory */
-static void model_NEW_load() {} /* mandatory */
-static void model_NEW_unload() {} /* mandatory */
-static void model_NEW_end() {} /* mandatory */
-
-/* ************************************************************************** */
-/* ************************* GENERIC PARSE FUNCTIONS ************************ */
-
-static void generic_set_processing_units(routing_component_t rc, const char* name) {
- DEBUG1("Full - Load process unit \"%s\"",name);
- model_type_t modeltype = rc->routing;
- int *id = xbt_new0(int,1); // xbt_malloc(sizeof(int)); ?
- xbt_dict_t index;
- if(modeltype==&routing_models[SURF_MODEL_FULL])
- index = ((routing_component_full_t)current_routing)->to_index;
- else if(modeltype==&routing_models[SURF_MODEL_FLOYD])
- index = ((routing_component_floyd_t)current_routing)->to_index;
- else xbt_die("\"generic_set_processing_units\" not support");
- *id = xbt_dict_length(index);
- xbt_dict_set(index,name,id,xbt_free);
-}
-
-static void generic_set_autonomous_system(routing_component_t rc, const char* name) {
- DEBUG1("Full - Load Autonomous system \"%s\"",name);
- model_type_t modeltype = rc->routing;
- int *id = xbt_new0(int,1); // xbt_malloc(sizeof(int)); ?
- xbt_dict_t index;
- if(modeltype==&routing_models[SURF_MODEL_FULL])
- index = ((routing_component_full_t)current_routing)->to_index;
- else if(modeltype==&routing_models[SURF_MODEL_FLOYD])
- index = ((routing_component_floyd_t)current_routing)->to_index;
- else xbt_die("\"generic_set_autonomous_system\" not support");
- *id = xbt_dict_length(index);
- xbt_dict_set(index,name,id,xbt_free);
-}
-
-static void generic_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {
- DEBUG2("Full - Load Route from \"%s\" to \"%s\"",src,dst);
- model_type_t modeltype = rc->routing;
- xbt_dict_t parseroutes;
- if(modeltype==&routing_models[SURF_MODEL_FULL])
- parseroutes = ((routing_component_full_t)current_routing)->parse_routes;
- else if(modeltype==&routing_models[SURF_MODEL_FLOYD])
- parseroutes = ((routing_component_floyd_t)current_routing)->parse_routes;
- else xbt_die("\"generic_set_autonomous_system\" not support");
- char *route_name;
- route_name = bprintf("%s#%s",src,dst);
- xbt_assert2(xbt_dynar_length(link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
- xbt_assert2(!xbt_dict_get_or_null(parseroutes,route_name),
- "The route between \"%s\" and \"%s\" already exist",src,dst);
- xbt_dict_set(parseroutes, route_name, route, NULL);
- free(route_name);
-}
-
-static void generic_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {
- DEBUG4("Full - Load ASroute from \"%s(%s)\" to \"%s(%s)\"",src,e_route->src_gateway,dst,e_route->dst_gateway);
- model_type_t modeltype = rc->routing;
- xbt_dict_t parseroutes;
- if(modeltype==&routing_models[SURF_MODEL_FULL])
- parseroutes = ((routing_component_full_t)current_routing)->parse_routes;
- else if(modeltype==&routing_models[SURF_MODEL_FLOYD])
- parseroutes = ((routing_component_floyd_t)current_routing)->parse_routes;
- else xbt_die("\"generic_set_autonomous_system\" not support");
- char *route_name;
- route_name = bprintf("%s#%s",src,dst);
- xbt_assert2(xbt_dynar_length(link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
- xbt_assert4(!xbt_dict_get_or_null(parseroutes,route_name),
- "The route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exist",src,e_route->src_gateway,dst,e_route->dst_gateway);
- xbt_dict_set(parseroutes, route_name, e_route, NULL);
- free(route_name);
-}
-
-/* ************************************************************************** */
-/* ************************* GENERIC AUX FUNCTIONS ************************** */
-
-static route_extended_t generic_new_extended_route(routing_component_t rc, void* data) {
-
- char *link_name;
- route_extended_t e_route, new_e_route;
- route_t route;
- unsigned int cpt;
- xbt_dynar_t links, links_id;
-
- new_e_route = xbt_new0(s_route_extended_t,1);
- new_e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
- new_e_route->src_gateway = NULL;
- new_e_route->dst_gateway = NULL;
-
- xbt_assert0(rc->hierarchy == SURF_ROUTING_BASE || rc->hierarchy == SURF_ROUTING_RECURSIVE,
- "the hierarchy type is not defined");
-
- if(rc->hierarchy == SURF_ROUTING_BASE ) {
-
- route = (route_t)data;
- links = route->link_list;
-
- } else if(rc->hierarchy == SURF_ROUTING_RECURSIVE ) {
-
- e_route = (route_extended_t)data;
-
- // FIXME: HERE CHECK THE GATEWAY!!!!!!!!!
- xbt_assert0(e_route->src_gateway&&e_route->dst_gateway,"bad gateway, is null");
-
- links = e_route->generic_route.link_list;
-
- /* remeber not erase the gateway names */
- new_e_route->src_gateway = e_route->src_gateway;
- new_e_route->dst_gateway = e_route->dst_gateway;
- }
-
- links_id = new_e_route->generic_route.link_list;
-
- xbt_dynar_foreach(links, cpt, link_name) {
-
- void* link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
- if (link)
- xbt_dynar_push(links_id,&link);
- else
- THROW1(mismatch_error,0,"Link %s not found", link_name);
- }
-
- return new_e_route;
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// HERE FINISH THE NEW CODE
-////////////////////////////////////////////////////////////////////////////////
-
-//...... DEBUG ONLY .... //
-static void print_tree(routing_component_t rc) {
- printf("(%s %s)\n",rc->name,rc->routing->name);
- printf(" ");
+static void finalize_rec(AS_t as) {
xbt_dict_cursor_t cursor = NULL;
char *key;
- int *val;
- if( rc->routing == &(routing_models[SURF_MODEL_FULL]) )
- { xbt_dict_foreach(((routing_component_full_t)rc)->to_index, cursor, key, val) { printf("<%s-%d> ",key,*val); } }
- else if( rc->routing == &(routing_models[SURF_MODEL_FLOYD]) )
- { xbt_dict_foreach(((routing_component_floyd_t)rc)->to_index, cursor, key, val) { printf("<%s-%d> ",key,*val); }
- }
- else
- xbt_assert0(0, "Invalid model for call \"print_tree\"");
- printf("\n");
- routing_component_t elem;
- xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
- printf("<--\n");
- print_tree(elem);
- printf("-->\n");
+ AS_t elem;
+
+ xbt_dict_foreach(as->routing_sons, cursor, key, elem) {
+ finalize_rec(elem);
}
-}
-//...... DEBUG ONLY .... //
-static void print_global() {
- xbt_dict_cursor_t cursor = NULL;
- char *key;
- routing_component_t elem;
- xbt_dict_foreach(global_routing->where_network_elements, cursor, key, elem) { printf("<%s>\n",key); }
+ as->finalize(as);
}
-//...... DEBUG ONLY .... //
-static void print_AS_start(void) { printf("AS!!! %s y se rutea \"%s\"\n",A_surfxml_AS_id,A_surfxml_AS_routing); }
-static void print_AS_end(void) { printf("AS!!! %s\n",A_surfxml_AS_id); }
-static void print_host(void) { printf("host!!! %s\n",A_surfxml_host_id); }
-static void print_link(void) { printf("link!!! %s\n",A_surfxml_link_id); }
-static void print_route(void) { printf("route!!! %s a %s\n",A_surfxml_route_src,A_surfxml_route_dst); }
-static void print_ctn(void) { printf("ctn!!! %s\n",A_surfxml_link_c_ctn_id); }
-
-//...... DEBUG ONLY .... //
-static void DEBUG_exit(void) {
-
- printf("-------- print tree elements -----\n");
- print_tree(global_routing->root);
- printf("----------------------------------\n\n");
-
- printf("-------- network_elements --------\n");
- print_global();
- printf("----------------------------------\n\n");
-
-// char* names[] = { "11.A","11.B","11.C","121.A","121.B","122.A","13.A","13.B"};
-// int i,j,total = 8;
-
-// printf("-- print all the example routes --\n");
-// char* names[] = { "11.A","11.B","11.C"};
-// int i,j,total = 3;
-
-// char* names[] = { "141.A","141.B","143.A","143.B"};
-// int i,j,total = 4;
-
-// char* names[] = { "142.A","142.B","142.C" };
-// int i,j,total = 3;
-
-// const char* names[] = { "142.A","142.B","142.C", "11.A","11.B","11.C","141.A","141.B","143.A","143.B","11.A","11.B","11.C","121.A","121.B","122.A","13.A","13.B"};
-// int i,j,total = 3+4+8+3;
-
- const char* names[] = { "11.A","11.B","11.C",
- "121.A","121.B",
- "122.A",
- "13.A","13.B",
- "141.A","141.B",
- "142.A","142.B","142.C",
- "143.A","143.B",
- "15.A","15.B","15.C"};
- unsigned int i,j,total = 3+2+1+2+2+3+2+3;
-
- printf("-- print all the example routes --\n");
- xbt_dynar_t links;
- void* link;
- for(i=0;i<total;i++) {
- for(j=0;j<total;j++) {
- printf("route from %s to %s >>> ",names[i],names[j]);
- links = (*(global_routing->get_route))(names[i],names[j]);
- unsigned int cpt=0;
- xbt_dynar_foreach(links, cpt, link) {
- s_surf_resource_t* generic_resource = link;
- printf(" %s",generic_resource->name);
- }
- printf("\n");
- }
- }
-
- printf("----------------------------------\n\n");
-
- printf("---------- call finalize ---------\n");
- (*(global_routing->finalize))();
- printf("----------------------------------\n");
-
- exit(0);
+/** \brief Frees all memory allocated by the routing module */
+void routing_exit(void) {
+ if (!global_routing)
+ return;
+ xbt_dynar_free(&global_routing->last_route);
+ finalize_rec(global_routing->root);
+ xbt_free(global_routing);
}
-
-////////////////////////////////////////////////////////////////////////////////
-// HERE END THE NEW CODE
-////////////////////////////////////////////////////////////////////////////////
-
-// /* ************************************************************************** */
-// /* *************************** FULL ROUTING ********************************* */
-// typedef struct {
-// s_routing_t generic_routing;
-// xbt_dynar_t *routing_table;
-// void *loopback;
-// size_t size_of_link;
-// } s_routing_full_t,*routing_full_t;
-//
-// #define ROUTE_FULL(i,j) ((routing_full_t)used_routing)->routing_table[(i)+(j)*(used_routing)->host_count]
-// #define HOST2ROUTER(id) ((id)+(2<<29))
-// #define ROUTER2HOST(id) ((id)-(2>>29))
-// #define ISROUTER(id) ((id)>=(2<<29))
-//
-// /*
-// * Free the onelink routes
-// */
-// static void onelink_route_elem_free(void *e) {
-// s_onelink_t tmp = (s_onelink_t)e;
-// if(tmp) {
-// free(tmp);
-// }
-// }
-//
-// /*
-// * Parsing
-// */
-// static void routing_full_parse_Shost(void) {
-// int *val = xbt_malloc(sizeof(int));
-// DEBUG2("Seen host %s (#%d)",A_surfxml_host_id,used_routing->host_count);
-// *val = used_routing->host_count++;
-// xbt_dict_set(used_routing->host_id,A_surfxml_host_id,val,xbt_free);
-// #ifdef HAVE_TRACING
-// TRACE_surf_host_define_id (A_surfxml_host_id, *val);
-// #endif
-// }
-//
-// static void routing_full_parse_Srouter(void) {
-// int *val = xbt_malloc(sizeof(int));
-// DEBUG3("Seen router %s (%d -> #%d)",A_surfxml_router_id,used_routing->router_count,
-// HOST2ROUTER(used_routing->router_count));
-// *val = HOST2ROUTER(used_routing->router_count++);
-// xbt_dict_set(used_routing->host_id,A_surfxml_router_id,val,xbt_free);
-// #ifdef HAVE_TRACING
-// TRACE_surf_host_define_id (A_surfxml_host_id, *val);
-// TRACE_surf_host_declaration (A_surfxml_host_id, 0);
-// #endif
-// }
-//
-// static int src_id = -1;
-// static int dst_id = -1;
-// static void routing_full_parse_Sroute_set_endpoints(void)
-// {
-// src_id = *(int*)xbt_dict_get(used_routing->host_id,A_surfxml_route_src);
-// dst_id = *(int*)xbt_dict_get(used_routing->host_id,A_surfxml_route_dst);
-// DEBUG4("Route %s %d -> %s %d",A_surfxml_route_src,src_id,A_surfxml_route_dst,dst_id);
-// route_action = A_surfxml_route_action;
-// }
-//
-// static void routing_full_parse_Eroute(void)
-// {
-// char *name;
-// if (src_id != -1 && dst_id != -1) {
-// name = bprintf("%x#%x", src_id, dst_id);
-// manage_route(route_table, name, route_action, 0);
-// free(name);
-// }
-// }
-//
-// /* Cluster tag functions */
-//
-// static void routing_full_parse_change_cpu_data(const char *hostName,
-// const char *surfxml_host_power,
-// const char *surfxml_host_availability,
-// const char *surfxml_host_availability_file,
-// const char *surfxml_host_state_file)
-// {
-// int AX_ptr = 0;
-//
-// SURFXML_BUFFER_SET(host_id, hostName);
-// SURFXML_BUFFER_SET(host_power, surfxml_host_power /*hostPower */ );
-// SURFXML_BUFFER_SET(host_availability, surfxml_host_availability);
-// SURFXML_BUFFER_SET(host_availability_file, surfxml_host_availability_file);
-// SURFXML_BUFFER_SET(host_state_file, surfxml_host_state_file);
-// }
-//
-// static void routing_full_parse_change_link_data(const char *linkName,
-// const char *surfxml_link_bandwidth,
-// const char *surfxml_link_bandwidth_file,
-// const char *surfxml_link_latency,
-// const char *surfxml_link_latency_file,
-// const char *surfxml_link_state_file)
-// {
-// int AX_ptr = 0;
-//
-// SURFXML_BUFFER_SET(link_id, linkName);
-// SURFXML_BUFFER_SET(link_bandwidth, surfxml_link_bandwidth);
-// SURFXML_BUFFER_SET(link_bandwidth_file, surfxml_link_bandwidth_file);
-// SURFXML_BUFFER_SET(link_latency, surfxml_link_latency);
-// SURFXML_BUFFER_SET(link_latency_file, surfxml_link_latency_file);
-// SURFXML_BUFFER_SET(link_state_file, surfxml_link_state_file);
-// }
-//
-// static void routing_full_parse_Scluster(void)
-// {
-// static int AX_ptr = 0;
-//
-// char *cluster_id = A_surfxml_cluster_id;
-// char *cluster_prefix = A_surfxml_cluster_prefix;
-// char *cluster_suffix = A_surfxml_cluster_suffix;
-// char *cluster_radical = A_surfxml_cluster_radical;
-// char *cluster_power = A_surfxml_cluster_power;
-// char *cluster_bw = A_surfxml_cluster_bw;
-// char *cluster_lat = A_surfxml_cluster_lat;
-// char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
-// char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
-// char *backbone_name;
-// unsigned int it1,it2;
-// char *name1,*name2;
-// xbt_dynar_t names = NULL;
-// surfxml_bufferstack_push(1);
-//
-// /* Make set a set to parse the prefix/suffix/radical into a neat list of names */
-// DEBUG4("Make <set id='%s' prefix='%s' suffix='%s' radical='%s'>",
-// cluster_id,cluster_prefix,cluster_suffix,cluster_radical);
-// SURFXML_BUFFER_SET(set_id, cluster_id);
-// SURFXML_BUFFER_SET(set_prefix, cluster_prefix);
-// SURFXML_BUFFER_SET(set_suffix, cluster_suffix);
-// SURFXML_BUFFER_SET(set_radical, cluster_radical);
-//
-// SURFXML_START_TAG(set);
-// SURFXML_END_TAG(set);
-//
-// names = xbt_dict_get(set_list,cluster_id);
-//
-// xbt_dynar_foreach(names,it1,name1) {
-// /* create the host */
-// routing_full_parse_change_cpu_data(name1, cluster_power, "1.0", "", "");
-// A_surfxml_host_state = A_surfxml_host_state_ON;
-//
-// SURFXML_START_TAG(host);
-// SURFXML_END_TAG(host);
-//
-// /* Here comes the link */
-// routing_full_parse_change_link_data(name1, cluster_bw, "", cluster_lat, "", "");
-// A_surfxml_link_state = A_surfxml_link_state_ON;
-// A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
-//
-// SURFXML_START_TAG(link);
-// SURFXML_END_TAG(link);
-// }
-//
-// /* Make backbone link */
-// backbone_name = bprintf("%s_bb", cluster_id);
-// routing_full_parse_change_link_data(backbone_name, cluster_bb_bw, "", cluster_bb_lat, "",
-// "");
-// A_surfxml_link_state = A_surfxml_link_state_ON;
-// A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FATPIPE;
-//
-// SURFXML_START_TAG(link);
-// SURFXML_END_TAG(link);
-//
-// /* And now the internal routes */
-// xbt_dynar_foreach(names,it1,name1) {
-// xbt_dynar_foreach(names,it2,name2) {
-// if (strcmp(name1,name2)) {
-// A_surfxml_route_action = A_surfxml_route_action_POSTPEND;
-// SURFXML_BUFFER_SET(route_src,name1);
-// SURFXML_BUFFER_SET(route_dst,name2);
-// SURFXML_START_TAG(route); {
-// /* FIXME: name1 link is added by error about 20 lines below, so don't add it here
-// SURFXML_BUFFER_SET(link_c_ctn_id, name1);
-// SURFXML_START_TAG(link_c_ctn);
-// SURFXML_END_TAG(link_c_ctn);
-// */
-// SURFXML_BUFFER_SET(link_c_ctn_id, backbone_name);
-// SURFXML_START_TAG(link_c_ctn);
-// SURFXML_END_TAG(link_c_ctn);
-//
-// SURFXML_BUFFER_SET(link_c_ctn_id, name2);
-// SURFXML_START_TAG(link_c_ctn);
-// SURFXML_END_TAG(link_c_ctn);
-//
-// } SURFXML_END_TAG(route);
-// }
-// }
-// }
-//
-// /* Make route multi with the outside world, i.e. cluster->$* */
-//
-// /* FIXME
-// * This also adds an elements to the routes within the cluster,
-// * and I guess it's wrong, but since this element is commented out in the above
-// * code creating the internal routes, we're good.
-// * To fix it, I'd say that we need a way to understand "$*-${cluster_id}" as "whole world, but the guys in that cluster"
-// * But for that, we need to install a real expression parser for src/dst attributes
-// *
-// * FIXME
-// * This also adds a dumb element (the private link) in place of the loopback. Then, since
-// * the loopback is added only if no link to self already exist, this fails.
-// * That's really dumb.
-// *
-// * FIXME
-// * It seems to me that it does not add the backbone to the path to outside world...
-// */
-// SURFXML_BUFFER_SET(route_c_multi_src, cluster_id);
-// SURFXML_BUFFER_SET(route_c_multi_dst, "$*");
-// A_surfxml_route_c_multi_symmetric = A_surfxml_route_c_multi_symmetric_NO;
-// A_surfxml_route_c_multi_action = A_surfxml_route_c_multi_action_PREPEND;
-//
-// SURFXML_START_TAG(route_c_multi);
-//
-// SURFXML_BUFFER_SET(link_c_ctn_id, "$src");
-//
-// SURFXML_START_TAG(link_c_ctn);
-// SURFXML_END_TAG(link_c_ctn);
-//
-// SURFXML_END_TAG(route_c_multi);
-//
-// free(backbone_name);
-//
-// /* Restore buff */
-// surfxml_bufferstack_pop(1);
-// }
-//
-//
-// static void routing_full_parse_end(void) {
-// routing_full_t routing = (routing_full_t) used_routing;
-// int nb_link = 0;
-// unsigned int cpt = 0;
-// xbt_dict_cursor_t cursor = NULL;
-// char *key, *data, *end;
-// const char *sep = "#";
-// xbt_dynar_t links, keys;
-// char *link_name = NULL;
-// int i,j;
-//
-// int host_count = routing->generic_routing.host_count;
-//
-// /* Create the routing table */
-// routing->routing_table = xbt_new0(xbt_dynar_t, host_count * host_count);
-// for (i=0;i<host_count;i++)
-// for (j=0;j<host_count;j++)
-// ROUTE_FULL(i,j) = xbt_dynar_new(routing->size_of_link,NULL);
-//
-// /* Put the routes in position */
-// xbt_dict_foreach(route_table, cursor, key, data) {
-// nb_link = 0;
-// links = (xbt_dynar_t) data;
-// keys = xbt_str_split_str(key, sep);
-//
-// src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 16);
-// dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 16);
-// xbt_dynar_free(&keys);
-//
-// if(xbt_dynar_length(links) == 1){
-// s_onelink_t new_link = (s_onelink_t) xbt_malloc0(sizeof(s_onelink));
-// new_link->src_id = src_id;
-// new_link->dst_id = dst_id;
-// link_name = xbt_dynar_getfirst_as(links, char*);
-// new_link->link_ptr = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
-// DEBUG3("Adding onelink route from (#%d) to (#%d), link_name %s",src_id, dst_id, link_name);
-// xbt_dict_set(onelink_routes, link_name, (void *)new_link, onelink_route_elem_free);
-// #ifdef HAVE_TRACING
-// TRACE_surf_link_save_endpoints (link_name, src_id, dst_id);
-// #endif
-// }
-//
-// if(ISROUTER(src_id) || ISROUTER(dst_id)) {
-// DEBUG2("There is route with a router here: (%d ,%d)",src_id,dst_id);
-// /* Check there is only one link in the route and store the information */
-// continue;
-// }
-//
-// DEBUG4("Handle %d %d (from %d hosts): %ld links",
-// src_id,dst_id,routing->generic_routing.host_count,xbt_dynar_length(links));
-// xbt_dynar_foreach(links, cpt, link_name) {
-// void* link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
-// if (link)
-// xbt_dynar_push(ROUTE_FULL(src_id,dst_id),&link);
-// else
-// THROW1(mismatch_error,0,"Link %s not found", link_name);
-// }
-// }
-//
-// /* Add the loopback if needed */
-// for (i = 0; i < host_count; i++)
-// if (!xbt_dynar_length(ROUTE_FULL(i, i)))
-// xbt_dynar_push(ROUTE_FULL(i,i),&routing->loopback);
-//
-// /* Shrink the dynar routes (save unused slots) */
-// for (i=0;i<host_count;i++)
-// for (j=0;j<host_count;j++)
-// xbt_dynar_shrink(ROUTE_FULL(i,j),0);
-// }
-//
-// /*
-// * Business methods
-// */
-// static xbt_dynar_t routing_full_get_route(int src,int dst) {
-// xbt_assert0(!(ISROUTER(src) || ISROUTER(dst)), "Ask for route \"from\" or \"to\" a router node");
-// return ROUTE_FULL(src,dst);
-// }
-//
-// static xbt_dict_t routing_full_get_onelink_routes(void){
-// return onelink_routes;
-// }
-//
-// static int routing_full_is_router(int id){
-// return ISROUTER(id);
-// }
-//
-// static void routing_full_finalize(void) {
-// routing_full_t routing = (routing_full_t)used_routing;
-// int i,j;
-//
-// if (routing) {
-// for (i = 0; i < used_routing->host_count; i++)
-// for (j = 0; j < used_routing->host_count; j++)
-// xbt_dynar_free(&ROUTE_FULL(i, j));
-// free(routing->routing_table);
-// xbt_dict_free(&used_routing->host_id);
-// xbt_dict_free(&onelink_routes);
-// free(routing);
-// routing=NULL;
-// }
-// }
-//
-// static void routing_model_full_create(size_t size_of_link,void *loopback) {
-// /* initialize our structure */
-// routing_full_t routing = xbt_new0(s_routing_full_t,1);
-// routing->generic_routing.name = "Full";
-// routing->generic_routing.host_count = 0;
-// routing->generic_routing.get_route = routing_full_get_route;
-// routing->generic_routing.get_onelink_routes = routing_full_get_onelink_routes;
-// routing->generic_routing.is_router = routing_full_is_router;
-// routing->generic_routing.finalize = routing_full_finalize;
-//
-// routing->size_of_link = size_of_link;
-// routing->loopback = loopback;
-//
-// /* Set it in position */
-// used_routing = (routing_t) routing;
-//
-// /* Set the dict for onehop routes */
-// onelink_routes = xbt_dict_new();
-//
-// routing->generic_routing.host_id = xbt_dict_new();
-//
-// /* Setup the parsing callbacks we need */
-// // surfxml_add_callback(STag_surfxml_host_cb_list, &routing_full_parse_Shost);
-// // surfxml_add_callback(STag_surfxml_router_cb_list, &routing_full_parse_Srouter);
-// // surfxml_add_callback(ETag_surfxml_platform_cb_list, &routing_full_parse_end);
-// // surfxml_add_callback(STag_surfxml_route_cb_list, &routing_full_parse_Sroute_set_endpoints);
-// // surfxml_add_callback(ETag_surfxml_route_cb_list, &routing_full_parse_Eroute);
-// // surfxml_add_callback(STag_surfxml_cluster_cb_list, &routing_full_parse_Scluster);
-//
-// // surfxml_add_callback(STag_surfxml_host_cb_list, &routing_full_parse_Shost);
-// // surfxml_add_callback(STag_surfxml_router_cb_list, &routing_full_parse_Srouter);
-//
-// }
-
-/* ************************************************************************** */
-
-// static void routing_shortest_path_parse_Scluster(void)
-// {
-// static int AX_ptr = 0;
-//
-// char *cluster_id = A_surfxml_cluster_id;
-// char *cluster_prefix = A_surfxml_cluster_prefix;
-// char *cluster_suffix = A_surfxml_cluster_suffix;
-// char *cluster_radical = A_surfxml_cluster_radical;
-// char *cluster_power = A_surfxml_cluster_power;
-// char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
-// char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
-// char *backbone_name;
-//
-// surfxml_bufferstack_push(1);
-//
-// /* Make set */
-// SURFXML_BUFFER_SET(set_id, cluster_id);
-// SURFXML_BUFFER_SET(set_prefix, cluster_prefix);
-// SURFXML_BUFFER_SET(set_suffix, cluster_suffix);
-// SURFXML_BUFFER_SET(set_radical, cluster_radical);
-//
-// SURFXML_START_TAG(set);
-// SURFXML_END_TAG(set);
-//
-// /* Make foreach */
-// SURFXML_BUFFER_SET(foreach_set_id, cluster_id);
-//
-// SURFXML_START_TAG(foreach);
-//
-// /* Make host for the foreach */
-// routing_full_parse_change_cpu_data("$1", cluster_power, "1.0", "", "");
-// A_surfxml_host_state = A_surfxml_host_state_ON;
-//
-// SURFXML_START_TAG(host);
-// SURFXML_END_TAG(host);
-//
-// SURFXML_END_TAG(foreach);
-//
-// /* Make backbone link */
-// backbone_name = bprintf("%s_bb", cluster_id);
-// routing_full_parse_change_link_data(backbone_name, cluster_bb_bw, "", cluster_bb_lat, "",
-// "");
-// A_surfxml_link_state = A_surfxml_link_state_ON;
-// A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FATPIPE;
-//
-// SURFXML_START_TAG(link);
-// SURFXML_END_TAG(link);
-//
-// free(backbone_name);
-//
-// /* Restore buff */
-// surfxml_bufferstack_pop(1);
-// }
-//
-// /* ************************************************************************** */
-// /* *************************** FLOYD ROUTING ********************************* */
-// typedef struct {
-// s_routing_t generic_routing;
-// int *predecessor_table;
-// void** link_table;
-// xbt_dynar_t last_route;
-// void *loopback;
-// size_t size_of_link;
-// } s_routing_floyd_t,*routing_floyd_t;
-//
-// #define FLOYD_COST(i,j) cost_table[(i)+(j)*(used_routing)->host_count]
-// #define FLOYD_PRED(i,j) ((routing_floyd_t)used_routing)->predecessor_table[(i)+(j)*(used_routing)->host_count]
-// #define FLOYD_LINK(i,j) ((routing_floyd_t)used_routing)->link_table[(i)+(j)*(used_routing)->host_count]
-//
-// static void routing_floyd_parse_end(void) {
-//
-// routing_floyd_t routing = (routing_floyd_t) used_routing;
-// int nb_link = 0;
-// void* link_list = NULL;
-// double * cost_table;
-// xbt_dict_cursor_t cursor = NULL;
-// char *key,*data, *end;
-// const char *sep = "#";
-// xbt_dynar_t links, keys;
-//
-// unsigned int i,j;
-// unsigned int a,b,c;
-// int host_count = routing->generic_routing.host_count;
-// char * link_name = NULL;
-// void * link = NULL;
-//
-// /* Create Cost, Predecessor and Link tables */
-// cost_table = xbt_new0(double, host_count * host_count); //link cost from host to host
-// routing->predecessor_table = xbt_new0(int, host_count*host_count); //predecessor host numbers
-// routing->link_table = xbt_new0(void*,host_count*host_count); //actual link between src and dst
-// routing->last_route = xbt_dynar_new(routing->size_of_link, NULL);
-//
-// /* Initialize costs and predecessors*/
-// for(i = 0; i<host_count;i++)
-// for(j = 0; j<host_count;j++) {
-// FLOYD_COST(i,j) = DBL_MAX;
-// FLOYD_PRED(i,j) = -1;
-// }
-//
-// /* Put the routes in position */
-// xbt_dict_foreach(route_table, cursor, key, data) {
-// nb_link = 0;
-// links = (xbt_dynar_t)data;
-// keys = xbt_str_split_str(key, sep);
-//
-//
-// src_id = strtol(xbt_dynar_get_as(keys, 0, char*), &end, 16);
-// dst_id = strtol(xbt_dynar_get_as(keys, 1, char*), &end, 16);
-// xbt_dynar_free(&keys);
-//
-// DEBUG4("Handle %d %d (from %d hosts): %ld links",
-// src_id,dst_id,routing->generic_routing.host_count,xbt_dynar_length(links));
-// xbt_assert3(xbt_dynar_length(links) == 1, "%ld links in route between host %d and %d, should be 1", xbt_dynar_length(links), src_id, dst_id);
-//
-// link_name = xbt_dynar_getfirst_as(links, char*);
-// link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
-//
-// if (link)
-// link_list = link;
-// else
-// THROW1(mismatch_error,0,"Link %s not found", link_name);
-//
-//
-// FLOYD_LINK(src_id,dst_id) = link_list;
-// FLOYD_PRED(src_id, dst_id) = src_id;
-//
-// //link cost
-// FLOYD_COST(src_id, dst_id) = 1; // assume 1 for now
-//
-// }
-//
-// /* Add the loopback if needed */
-// for (i = 0; i < host_count; i++)
-// if (!FLOYD_PRED(i, i)) {
-// FLOYD_PRED(i, i) = i;
-// FLOYD_COST(i, i) = 1;
-// FLOYD_LINK(i, i) = routing->loopback;
-// }
-//
-//
-// //Calculate path costs
-//
-// for(c=0;c<host_count;c++) {
-// for(a=0;a<host_count;a++) {
-// for(b=0;b<host_count;b++) {
-// if(FLOYD_COST(a,c) < DBL_MAX && FLOYD_COST(c,b) < DBL_MAX) {
-// if(FLOYD_COST(a,b) == DBL_MAX || (FLOYD_COST(a,c)+FLOYD_COST(c,b) < FLOYD_COST(a,b))) {
-// FLOYD_COST(a,b) = FLOYD_COST(a,c)+FLOYD_COST(c,b);
-// FLOYD_PRED(a,b) = FLOYD_PRED(c,b);
-// }
-// }
-// }
-// }
-// }
-//
-// //cleanup
-// free(cost_table);
-// }
-//
-// /*
-// * Business methods
-// */
-// static xbt_dynar_t routing_floyd_get_route(int src_id,int dst_id) {
-//
-// routing_floyd_t routing = (routing_floyd_t) used_routing;
-//
-// int pred = dst_id;
-// int prev_pred = 0;
-//
-// xbt_dynar_reset(routing->last_route);
-//
-// do {
-// prev_pred = pred;
-// pred = FLOYD_PRED(src_id, pred);
-//
-// if(pred == -1) // if no pred in route -> no route to host
-// break;
-//
-// xbt_dynar_unshift(routing->last_route, &FLOYD_LINK(pred,prev_pred));
-//
-// } while(pred != src_id);
-//
-// xbt_assert2(pred != -1, "no route from host %d to %d", src_id, dst_id);
-//
-// return routing->last_route;
-// }
-//
-// static void routing_floyd_finalize(void) {
-// routing_floyd_t routing = (routing_floyd_t)used_routing;
-//
-// if (routing) {
-// free(routing->link_table);
-// free(routing->predecessor_table);
-// xbt_dynar_free(&routing->last_route);
-// xbt_dict_free(&used_routing->host_id);
-// free(routing);
-// routing=NULL;
-// }
-// }
-//
-// static xbt_dict_t routing_floyd_get_onelink_routes(void){
-// xbt_assert0(0,"The get_onelink_routes feature is not supported in routing model Floyd");
-// }
-//
-// static int routing_floyd_is_router(int id){
-// xbt_assert0(0,"The get_is_router feature is not supported in routing model Floyd");
-// }
-//
-// static void routing_model_floyd_create(size_t size_of_link,void *loopback) {
-// /* initialize our structure */
-// routing_floyd_t routing = xbt_new0(s_routing_floyd_t,1);
-// routing->generic_routing.name = "Floyd";
-// routing->generic_routing.host_count = 0;
-// routing->generic_routing.host_id = xbt_dict_new();
-// routing->generic_routing.get_route = routing_floyd_get_route;
-// routing->generic_routing.get_onelink_routes = routing_floyd_get_onelink_routes;
-// routing->generic_routing.is_router = routing_floyd_is_router;
-// routing->generic_routing.finalize = routing_floyd_finalize;
-// routing->size_of_link = size_of_link;
-// routing->loopback = loopback;
-//
-// /* Set it in position */
-// used_routing = (routing_t) routing;
-//
-// /* Setup the parsing callbacks we need */
-// surfxml_add_callback(STag_surfxml_host_cb_list, &routing_full_parse_Shost);
-// surfxml_add_callback(ETag_surfxml_platform_cb_list, &routing_floyd_parse_end);
-// surfxml_add_callback(STag_surfxml_route_cb_list,
-// &routing_full_parse_Sroute_set_endpoints);
-// surfxml_add_callback(ETag_surfxml_route_cb_list, &routing_full_parse_Eroute);
-// surfxml_add_callback(STag_surfxml_cluster_cb_list, &routing_shortest_path_parse_Scluster);
-//
-// }
-//
-// /* ************************************************************************** */
-// /* ********** Dijkstra & Dijkstra Cached ROUTING **************************** */
-// typedef struct {
-// s_routing_t generic_routing;
-// xbt_graph_t route_graph;
-// xbt_dict_t graph_node_map;
-// xbt_dict_t route_cache;
-// xbt_dynar_t last_route;
-// int cached;
-// void *loopback;
-// size_t size_of_link;
-// } s_routing_dijkstra_t,*routing_dijkstra_t;
-//
-//
-// typedef struct graph_node_data {
-// int id;
-// int graph_id; //used for caching internal graph id's
-// } s_graph_node_data_t, * graph_node_data_t;
-//
-// typedef struct graph_node_map_element {
-// xbt_node_t node;
-// } s_graph_node_map_element_t, * graph_node_map_element_t;
-//
-// typedef struct route_cache_element {
-// int * pred_arr;
-// int size;
-// } s_route_cache_element_t, * route_cache_element_t;
-//
-// /*
-// * Free functions
-// */
-// static void route_cache_elem_free(void *e) {
-// route_cache_element_t elm=(route_cache_element_t)e;
-//
-// if (elm) {
-// free(elm->pred_arr);
-// free(elm);
-// }
-// }
-//
-// static void graph_node_map_elem_free(void *e) {
-// graph_node_map_element_t elm = (graph_node_map_element_t)e;
-//
-// if(elm) {
-// free(elm);
-// }
-// }
-//
-// /*
-// * Utility functions
-// */
-// static xbt_node_t route_graph_new_node(int id, int graph_id) {
-// xbt_node_t node = NULL;
-// graph_node_data_t data = NULL;
-// graph_node_map_element_t elm = NULL;
-// routing_dijkstra_t routing = (routing_dijkstra_t) used_routing;
-//
-// data = xbt_new0(struct graph_node_data, sizeof(struct graph_node_data));
-// data->id = id;
-// data->graph_id = graph_id;
-// node = xbt_graph_new_node(routing->route_graph, data);
-//
-// elm = xbt_new0(struct graph_node_map_element, sizeof(struct graph_node_map_element));
-// elm->node = node;
-// xbt_dict_set_ext(routing->graph_node_map, (char*)(&id), sizeof(int), (xbt_set_elm_t)elm, &graph_node_map_elem_free);
-//
-// return node;
-// }
-//
-// static graph_node_map_element_t graph_node_map_search(int id) {
-// routing_dijkstra_t routing = (routing_dijkstra_t) used_routing;
-//
-// graph_node_map_element_t elm = (graph_node_map_element_t)xbt_dict_get_or_null_ext(routing->graph_node_map, (char*)(&id), sizeof(int));
-//
-// return elm;
-// }
-//
-// /*
-// * Parsing
-// */
-// static void route_new_dijkstra(int src_id, int dst_id, void* link) {
-// routing_dijkstra_t routing = (routing_dijkstra_t) used_routing;
-//
-// xbt_node_t src = NULL;
-// xbt_node_t dst = NULL;
-// graph_node_map_element_t src_elm = (graph_node_map_element_t)xbt_dict_get_or_null_ext(routing->graph_node_map, (char*)(&src_id), sizeof(int));
-// graph_node_map_element_t dst_elm = (graph_node_map_element_t)xbt_dict_get_or_null_ext(routing->graph_node_map, (char*)(&dst_id), sizeof(int));
-//
-// if(src_elm)
-// src = src_elm->node;
-//
-// if(dst_elm)
-// dst = dst_elm->node;
-//
-// //add nodes if they don't exist in the graph
-// if(src_id == dst_id && src == NULL && dst == NULL) {
-// src = route_graph_new_node(src_id, -1);
-// dst = src;
-// } else {
-// if(src == NULL) {
-// src = route_graph_new_node(src_id, -1);
-// }
-//
-// if(dst == NULL) {
-// dst = route_graph_new_node(dst_id, -1);
-// }
-// }
-//
-// //add link as edge to graph
-// xbt_graph_new_edge(routing->route_graph, src, dst, link);
-//
-// }
-//
-// static void add_loopback_dijkstra(void) {
-// routing_dijkstra_t routing = (routing_dijkstra_t) used_routing;
-//
-// xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
-//
-// xbt_node_t node = NULL;
-// unsigned int cursor2;
-// xbt_dynar_foreach(nodes, cursor2, node) {
-// xbt_dynar_t out_edges = xbt_graph_node_get_outedges(node);
-// xbt_edge_t edge = NULL;
-// unsigned int cursor;
-//
-// int found = 0;
-// xbt_dynar_foreach(out_edges, cursor, edge) {
-// xbt_node_t other_node = xbt_graph_edge_get_target(edge);
-// if(other_node == node) {
-// found = 1;
-// break;
-// }
-// }
-//
-// if(!found)
-// xbt_graph_new_edge(routing->route_graph, node, node, &routing->loopback);
-// }
-// }
-//
-// static void routing_dijkstra_parse_end(void) {
-// routing_dijkstra_t routing = (routing_dijkstra_t) used_routing;
-// int nb_link = 0;
-// xbt_dict_cursor_t cursor = NULL;
-// char *key, *data, *end;
-// const char *sep = "#";
-// xbt_dynar_t links, keys;
-// char* link_name = NULL;
-// void* link = NULL;
-// xbt_node_t node = NULL;
-// unsigned int cursor2;
-// xbt_dynar_t nodes = NULL;
-// /* Create the topology graph */
-// routing->route_graph = xbt_graph_new_graph(1, NULL);
-// routing->graph_node_map = xbt_dict_new();
-// routing->last_route = xbt_dynar_new(routing->size_of_link, NULL);
-// if(routing->cached)
-// routing->route_cache = xbt_dict_new();
-//
-//
-// /* Put the routes in position */
-// xbt_dict_foreach(route_table, cursor, key, data) {
-// nb_link = 0;
-// links = (xbt_dynar_t) data;
-// keys = xbt_str_split_str(key, sep);
-//
-// src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 16);
-// dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 16);
-// xbt_dynar_free(&keys);
-//
-// DEBUG4("Handle %d %d (from %d hosts): %ld links",
-// src_id,dst_id,routing->generic_routing.host_count,xbt_dynar_length(links));
-//
-// xbt_assert3(xbt_dynar_length(links) == 1, "%ld links in route between host %d and %d, should be 1", xbt_dynar_length(links), src_id, dst_id);
-//
-// link_name = xbt_dynar_getfirst_as(links, char*);
-// link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
-// if (link)
-// route_new_dijkstra(src_id,dst_id,link);
-// else
-// THROW1(mismatch_error,0,"Link %s not found", link_name);
-//
-// }
-//
-// /* Add the loopback if needed */
-// add_loopback_dijkstra();
-//
-// /* initialize graph indexes in nodes after graph has been built */
-// nodes = xbt_graph_get_nodes(routing->route_graph);
-//
-// xbt_dynar_foreach(nodes, cursor2, node) {
-// graph_node_data_t data = xbt_graph_node_get_data(node);
-// data->graph_id = cursor2;
-// }
-//
-// }
-//
-// /*
-// * Business methods
-// */
-// static xbt_dynar_t routing_dijkstra_get_route(int src_id,int dst_id) {
-//
-// routing_dijkstra_t routing = (routing_dijkstra_t) used_routing;
-// int * pred_arr = NULL;
-// int src_node_id = 0;
-// int dst_node_id = 0;
-// int * nodeid = NULL;
-// int v;
-// int size = 0;
-// void * link = NULL;
-// route_cache_element_t elm = NULL;
-// xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
-//
-// /*Use the graph_node id mapping set to quickly find the nodes */
-// graph_node_map_element_t src_elm = graph_node_map_search(src_id);
-// graph_node_map_element_t dst_elm = graph_node_map_search(dst_id);
-// xbt_assert2(src_elm != NULL && dst_elm != NULL, "src %d or dst %d does not exist", src_id, dst_id);
-// src_node_id = ((graph_node_data_t)xbt_graph_node_get_data(src_elm->node))->graph_id;
-// dst_node_id = ((graph_node_data_t)xbt_graph_node_get_data(dst_elm->node))->graph_id;
-//
-// if(routing->cached) {
-// /*check if there is a cached predecessor list avail */
-// elm = (route_cache_element_t)xbt_dict_get_or_null_ext(routing->route_cache, (char*)(&src_id), sizeof(int));
-// }
-//
-// if(elm) { //cached mode and cache hit
-// pred_arr = elm->pred_arr;
-// } else { //not cached mode or cache miss
-// double * cost_arr = NULL;
-// xbt_heap_t pqueue = NULL;
-// int i = 0;
-//
-// int nr_nodes = xbt_dynar_length(nodes);
-// cost_arr = xbt_new0(double, nr_nodes); //link cost from src to other hosts
-// pred_arr = xbt_new0(int, nr_nodes); //predecessors in path from src
-// pqueue = xbt_heap_new(nr_nodes, free);
-//
-// //initialize
-// cost_arr[src_node_id] = 0.0;
-//
-// for(i = 0; i < nr_nodes; i++) {
-// if(i != src_node_id) {
-// cost_arr[i] = DBL_MAX;
-// }
-//
-// pred_arr[i] = 0;
-//
-// //initialize priority queue
-// nodeid = xbt_new0(int, 1);
-// *nodeid = i;
-// xbt_heap_push(pqueue, nodeid, cost_arr[i]);
-//
-// }
-//
-// // apply dijkstra using the indexes from the graph's node array
-// while(xbt_heap_size(pqueue) > 0) {
-// int * v_id = xbt_heap_pop(pqueue);
-// xbt_node_t v_node = xbt_dynar_get_as(nodes, *v_id, xbt_node_t);
-// xbt_dynar_t out_edges = xbt_graph_node_get_outedges(v_node);
-// xbt_edge_t edge = NULL;
-// unsigned int cursor;
-//
-// xbt_dynar_foreach(out_edges, cursor, edge) {
-// xbt_node_t u_node = xbt_graph_edge_get_target(edge);
-// graph_node_data_t data = xbt_graph_node_get_data(u_node);
-// int u_id = data->graph_id;
-// int cost_v_u = 1; //fixed link cost for now
-//
-// if(cost_v_u + cost_arr[*v_id] < cost_arr[u_id]) {
-// pred_arr[u_id] = *v_id;
-// cost_arr[u_id] = cost_v_u + cost_arr[*v_id];
-// nodeid = xbt_new0(int, 1);
-// *nodeid = u_id;
-// xbt_heap_push(pqueue, nodeid, cost_arr[u_id]);
-// }
-// }
-//
-// //free item popped from pqueue
-// free(v_id);
-// }
-//
-// free(cost_arr);
-// xbt_heap_free(pqueue);
-//
-// }
-//
-// //compose route path with links
-// xbt_dynar_reset(routing->last_route);
-//
-// for(v = dst_node_id; v != src_node_id; v = pred_arr[v]) {
-// xbt_node_t node_pred_v = xbt_dynar_get_as(nodes, pred_arr[v], xbt_node_t);
-// xbt_node_t node_v = xbt_dynar_get_as(nodes, v, xbt_node_t);
-// xbt_edge_t edge = xbt_graph_get_edge(routing->route_graph, node_pred_v, node_v);
-//
-// xbt_assert2(edge != NULL, "no route between host %d and %d", src_id, dst_id);
-//
-// link = xbt_graph_edge_get_data(edge);
-// xbt_dynar_unshift(routing->last_route, &link);
-// size++;
-// }
-//
-//
-// if(routing->cached && elm == NULL) {
-// //add to predecessor list of the current src-host to cache
-// elm = xbt_new0(struct route_cache_element, sizeof(struct route_cache_element));
-// elm->pred_arr = pred_arr;
-// elm->size = size;
-// xbt_dict_set_ext(routing->route_cache, (char*)(&src_id), sizeof(int), (xbt_set_elm_t)elm, &route_cache_elem_free);
-// }
-//
-// if(!routing->cached)
-// free(pred_arr);
-//
-// return routing->last_route;
-// }
-//
-//
-// static void routing_dijkstra_finalize(void) {
-// routing_dijkstra_t routing = (routing_dijkstra_t)used_routing;
-//
-// if (routing) {
-// xbt_graph_free_graph(routing->route_graph, &free, NULL, &free);
-// xbt_dict_free(&routing->graph_node_map);
-// if(routing->cached)
-// xbt_dict_free(&routing->route_cache);
-// xbt_dynar_free(&routing->last_route);
-// xbt_dict_free(&used_routing->host_id);
-// free(routing);
-// routing=NULL;
-// }
-// }
-//
-// static xbt_dict_t routing_dijkstraboth_get_onelink_routes(void){
-// xbt_assert0(0,"The get_onelink_routes feature is not supported in routing model dijkstraboth");
-// }
-//
-// static int routing_dijkstraboth_is_router(int id){
-// xbt_assert0(0,"The get_is_router feature is not supported in routing model dijkstraboth");
-// }
-//
-// /*
-// *
-// */
-// static void routing_model_dijkstraboth_create(size_t size_of_link,void *loopback, int cached) {
-// /* initialize our structure */
-// routing_dijkstra_t routing = xbt_new0(s_routing_dijkstra_t,1);
-// routing->generic_routing.name = "Dijkstra";
-// routing->generic_routing.host_count = 0;
-// routing->generic_routing.get_route = routing_dijkstra_get_route;
-// routing->generic_routing.get_onelink_routes = routing_dijkstraboth_get_onelink_routes;
-// routing->generic_routing.is_router = routing_dijkstraboth_is_router;
-// routing->generic_routing.finalize = routing_dijkstra_finalize;
-// routing->size_of_link = size_of_link;
-// routing->loopback = loopback;
-// routing->cached = cached;
-//
-// /* Set it in position */
-// used_routing = (routing_t) routing;
-//
-// /* Setup the parsing callbacks we need */
-// routing->generic_routing.host_id = xbt_dict_new();
-// surfxml_add_callback(STag_surfxml_host_cb_list, &routing_full_parse_Shost);
-// surfxml_add_callback(ETag_surfxml_platform_cb_list, &routing_dijkstra_parse_end);
-// surfxml_add_callback(STag_surfxml_route_cb_list,
-// &routing_full_parse_Sroute_set_endpoints);
-// surfxml_add_callback(ETag_surfxml_route_cb_list, &routing_full_parse_Eroute);
-// surfxml_add_callback(STag_surfxml_cluster_cb_list, &routing_shortest_path_parse_Scluster);
-// }
-//
-// static void routing_model_dijkstra_create(size_t size_of_link,void *loopback) {
-// routing_model_dijkstraboth_create(size_of_link, loopback, 0);
-// }
-//
-// static void routing_model_dijkstracache_create(size_t size_of_link,void *loopback) {
-// routing_model_dijkstraboth_create(size_of_link, loopback, 1);
-// }
-
-/* ************************************************** */
-/* ********** NO ROUTING **************************** */
-
-
-// static void routing_none_finalize(void) {
-// if (used_routing) {
-// xbt_dict_free(&used_routing->host_id);
-// free(used_routing);
-// used_routing=NULL;
-// }
-// }
-//
-// static void routing_model_none_create(size_t size_of_link,void *loopback) {
-// routing_t routing = xbt_new0(s_routing_t,1);
-// INFO0("Null routing");
-// routing->name = "none";
-// routing->host_count = 0;
-// routing->host_id = xbt_dict_new();
-// routing->get_onelink_routes = NULL;
-// routing->is_router = NULL;
-// routing->get_route = NULL;
-//
-// routing->finalize = routing_none_finalize;
-//
-// /* Set it in position */
-// used_routing = (routing_t) routing;
-// }
