-/* Copyright (c) 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2009, 2010. 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 "gras_config.h"
+
+#ifdef HAVE_PCRE_LIB
+ #include <pcre.h> /* regular expresion library */
+#endif
#include "surf_private.h"
#include "xbt/dynar.h"
#include "xbt/str.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route,surf,"Routing part of surf");
-
-// FIXME: the next two lines cant be comented without fix the code in network.c file.
-// routing_t used_routing = NULL;
-// xbt_dict_t onelink_routes = NULL;
-
-//
-// /* Prototypes of each model */
-// static void routing_model_full_create(size_t size_of_link,void *loopback);
-// // static void routing_model_floyd_create(size_t size_of_link, void*loopback);
-// // static void routing_model_dijkstra_create(size_t size_of_link, void*loopback);
-// // static void routing_model_dijkstracache_create(size_t size_of_link, void*loopback);
-// //static void routing_model_none_create(size_t size_of_link, void*loopback);
-//
-// /* Definition of each model */
-// struct model_type {
-// const char *name;
-// const char *desc;
-// void (*fun)(size_t,void*);
-// };
-//
-// struct model_type models[] =
-// { {"Full", "Full routing data (fast, large memory requirements, fully expressive)", routing_model_full_create },
-// // {"Floyd", "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)", routing_model_floyd_create },
-// // {"Dijkstra", "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)", routing_model_dijkstra_create },
-// // {"DijkstraCache", "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)", routing_model_dijkstracache_create },
-// // {"none", "No routing (usable with Constant network only)", routing_model_none_create },
-// {NULL,NULL,NULL}};
-
-////////////////////////////////////////////////////////////////////////////////
-// 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 DEGUB_exit(void);
-
-////////////////////////////////////////////////////////////////////////////////
-// HERE START THE NEW CODE
-////////////////////////////////////////////////////////////////////////////////
-
/* Global vars */
routing_global_t global_routing = NULL;
routing_component_t current_routing = NULL;
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_dijkstra_both_create(int cached); /* create by calling dijkstra or dijkstracache */
+static void* model_dijkstra_create(void); /* create structures for 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_dijkstra_both_load(void); /* load parse functions for dijkstra routing model */
+static void model_dijkstra_both_unload(void); /* unload parse functions for dijkstra routing model */
+static void model_dijkstra_both_end(void); /* finalize the creation of dijkstra routing model */
+
+static void* model_rulebased_create(void); /* create structures for rulebased routing model */
+static void model_rulebased_load(void); /* load parse functions for rulebased routing model */
+static void model_rulebased_unload(void); /* unload parse functions for rulebased routing model */
+static void model_rulebased_end(void); /* finalize the creation of rulebased 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 */
-/* must be finish with null and carefull if change de order */
+static void routing_full_parse_Scluster(void);/*cluster bypass*/
-#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
+/* this lines are olny for replace use like index in the model table */
+#define SURF_MODEL_FULL 0
+#define SURF_MODEL_FLOYD 1
+#define SURF_MODEL_DIJKSTRA 2
+#define SURF_MODEL_DIJKSTRACACHE 3
+#define SURF_MODEL_RULEBASED 4
+#define SURF_MODEL_NONE 5
+/* 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 },
+ model_dijkstra_create ,model_dijkstra_both_load, model_dijkstra_both_unload, model_dijkstra_both_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 },
+ model_dijkstracache_create, model_dijkstra_both_load, model_dijkstra_both_unload, model_dijkstra_both_end },
+ {"RuleBased", "Rule-Based routing data (...)",
+ model_rulebased_create, model_rulebased_load, model_rulebased_unload, model_rulebased_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}};
+/* ************************************************************************** */
+/* ***************** GENERIC PARSE FUNCTIONS (declarations) ***************** */
+
+static void generic_set_processing_unit(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);
+static void generic_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route);
+
+/* ************************************************************************** */
+/* *************** GENERIC BUSINESS METHODS (declarations) ****************** */
+
+static xbt_dynar_t generic_get_onelink_routes (routing_component_t rc);
+static int generic_is_router (const char *name);
+static route_extended_t generic_get_bypassroute(routing_component_t rc, const char* src, const char* dst);
+
+/* ************************************************************************** */
+/* ****************** GENERIC AUX FUNCTIONS (declarations) ****************** */
+
+static route_extended_t generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy, void* data, int order);
+static void generic_free_route(route_t route);
+static void generic_free_extended_route(route_extended_t e_route);
+static routing_component_t generic_autonomous_system_exist(routing_component_t rc, char* element);
+static routing_component_t generic_processing_units_exist(routing_component_t rc, char* element);
+static void generic_src_dst_check(routing_component_t rc, const char* src, const char* dst);
+
+/* ************************************************************************** */
+/* **************************** GLOBAL FUNCTIONS **************************** */
/* 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 */
/**
* \brief Add a "host" to the network element list
- *
- * Allows find a "host" in any routing component
*/
-static void parse_S_host(void) {
- xbt_assert1(!xbt_dict_get_or_null(global_routing->where_network_elements,A_surfxml_host_id),
- "The host \"%s\" already exist",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(char* host_id) {
+ 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,host_id),
+ "Reading a host, processing unit \"%s\" already exist",host_id);
+ xbt_assert1(current_routing->set_processing_unit,
+ "no defined method \"set_processing_unit\" in \"%s\"",current_routing->name);
+ (*(current_routing->set_processing_unit))(current_routing,host_id);
+ xbt_dict_set(global_routing->where_network_elements,host_id,(void*)current_routing,NULL);
+}
+
+/*
+ * \brief Add a host to the network element list from XML
+ */
+static void parse_S_host_XML(void)
+{
+ parse_S_host(A_surfxml_host_id);
+}
+
+/*
+ * \brief Add a host to the network element list from lua script
+ */
+static void parse_S_host_lua(char *host_id)
+{
+ parse_S_host(host_id);
}
+/*
+ *
+ */
/**
* \brief Add a "router" to the network element list
- *
- * Allows find a "router" in any routing component
*/
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),
- "The router \"%s\" already exist",A_surfxml_router_id);
+ "Reading a router, processing unit \"%s\" already exist",A_surfxml_router_id);
+ xbt_assert1(current_routing->set_processing_unit,
+ "no defined method \"set_processing_unit\" in \"%s\"",current_routing->name);
+ (*(current_routing->set_processing_unit))(current_routing,A_surfxml_router_id);
xbt_dict_set(global_routing->where_network_elements,A_surfxml_router_id,(void*)current_routing,NULL);
+ #ifdef HAVE_TRACING
+ TRACE_surf_host_declaration (A_surfxml_router_id, 0);
+ #endif
}
/**
- * \brief Add a "gateway" to the network element list
- *
- * Allows find a "gateway" in any routing component
+ * \brief Set the endponints for a route
+ */
+static void parse_S_route_new_and_endpoints(char *src_id,char *dst_id) {
+ if( src != NULL && dst != NULL && link_list != NULL )
+ THROW2(arg_error,0,"Route between %s to %s can not be defined",src_id,dst_id);
+ src = src_id;
+ dst = dst_id;
+ xbt_assert2(strlen(src)>0||strlen(dst)>0,
+ "Some limits are null in the route between \"%s\" and \"%s\"",src,dst);
+ link_list = xbt_dynar_new(sizeof(char*), &xbt_free_ref);
+}
+
+/**
+ * \breif Set the endpoints for a route from XML
+ */
+static void parse_S_route_new_and_endpoints_XML(void)
+{
+ parse_S_route_new_and_endpoints(A_surfxml_route_src,A_surfxml_route_dst);
+}
+
+/**
+ * \breif Set the endpoints for a route from lua
+ */
+static void parse_S_route_new_and_endpoints_lua(char *id_src,char *id_dst)
+{
+ parse_S_route_new_and_endpoints(id_src,id_dst);
+}
+
+/**
+ * \brief Set the endponints and gateways for a ASroute
+ */
+static void parse_S_ASroute_new_and_endpoints(void) {
+ 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);
+ src = A_surfxml_ASroute_src;
+ dst = A_surfxml_ASroute_dst;
+ gw_src = A_surfxml_ASroute_gw_src;
+ gw_dst = A_surfxml_ASroute_gw_dst;
+ xbt_assert2(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);
+ link_list = xbt_dynar_new(sizeof(char*), &xbt_free_ref);
+}
+
+/**
+ * \brief Set the endponints for a bypassRoute
+ */
+static void parse_S_bypassRoute_new_and_endpoints(void) {
+ if( src != NULL && dst != NULL && link_list != NULL )
+ THROW2(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 = A_surfxml_bypassRoute_gw_src;
+ gw_dst = A_surfxml_bypassRoute_gw_dst;
+ xbt_assert2(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);
+ 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
+ */
+static void parse_E_link_ctn_new_elem(char *link_id) {
+ char *val;
+ val = xbt_strdup(link_id);
+ xbt_dynar_push(link_list, &val);
+}
+
+/**
+ * \brief Set a new link on the actual list of link for a route or ASroute from XML
+ */
+
+static void parse_E_link_ctn_new_elem_XML(void)
+{
+ parse_E_link_ctn_new_elem(A_surfxml_link_ctn_id);
+}
+
+/**
+ * \brief Set a new link on the actual list of link for a route or ASroute from lua
+ */
+static void parse_E_link_c_ctn_new_elem_lua(char *link_id) {
+
+ parse_E_link_ctn_new_elem(link_id);
+}
+
+/**
+ * \brief Store the route by calling the set_route function of the current routing component
+ */
+static void parse_E_route_store_route(void) {
+ route_t route = xbt_new0(s_route_t,1);
+ route->link_list = link_list;
+// xbt_assert1(generic_processing_units_exist(current_routing,src),"the \"%s\" processing units gateway does not exist",src);
+// xbt_assert1(generic_processing_units_exist(current_routing,dst),"the \"%s\" processing units gateway does not exist",dst);
+ xbt_assert1(current_routing->set_route,"no defined method \"set_route\" in \"%s\"",current_routing->name);
+ (*(current_routing->set_route))(current_routing,src,dst,route);
+ link_list = NULL;
+ src = NULL;
+ dst = NULL;
+}
+
+/**
+ * \brief Store the ASroute by calling the set_ASroute function of the current routing component
+ */
+static void parse_E_ASroute_store_route(void) {
+ route_extended_t e_route = xbt_new0(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);
+// xbt_assert1(generic_autonomous_system_exist(current_routing,src),"the \"%s\" autonomous system does not exist",src);
+// xbt_assert1(generic_autonomous_system_exist(current_routing,dst),"the \"%s\" autonomous system does not exist",dst);
+// xbt_assert1(generic_processing_units_exist(current_routing,gw_src),"the \"%s\" processing units gateway does not exist",gw_src);
+// xbt_assert1(generic_processing_units_exist(current_routing,gw_dst),"the \"%s\" processing units gateway does not exist",gw_dst);
+ xbt_assert1(current_routing->set_ASroute,"no defined method \"set_ASroute\" in \"%s\"",current_routing->name);
+ (*(current_routing->set_ASroute))(current_routing,src,dst,e_route);
+ 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_S_gateway(void) {
- xbt_assert1(!xbt_dict_get_or_null(global_routing->where_network_elements,A_surfxml_gateway_id),
- "The gateway \"%s\" already exist",A_surfxml_gateway_id);
- xbt_dict_set(global_routing->where_network_elements,A_surfxml_gateway_id,(void*)current_routing,NULL);
+static void parse_E_bypassRoute_store_route(void) {
+ route_extended_t e_route = xbt_new0(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);
+// xbt_assert1(generic_autonomous_system_exist(current_routing,src),"the \"%s\" autonomous system does not exist",src);
+// xbt_assert1(generic_autonomous_system_exist(current_routing,dst),"the \"%s\" autonomous system does not exist",dst);
+// xbt_assert1(generic_processing_units_exist(current_routing,gw_src),"the \"%s\" processing units gateway does not exist",gw_src);
+// xbt_assert1(generic_processing_units_exist(current_routing,gw_dst),"the \"%s\" processing units gateway does not exist",gw_dst);
+ xbt_assert1(current_routing->set_bypassroute,"no defined method \"set_bypassroute\" in \"%s\"",current_routing->name);
+ (*(current_routing->set_bypassroute))(current_routing,src,dst,e_route);
+ link_list = NULL;
+ src = NULL;
+ dst = NULL;
+ gw_src = NULL;
+ gw_dst = NULL;
}
/**
* \brief Make a new routing component
*
- * Detect the routing model type of the routing component, make the new structure and
+ * make the new structure and
* set the parsing functions to allows parsing the part of the routing tree
*/
-static void parse_S_AS(void) {
+static void parse_S_AS(char* AS_id,char* AS_routing) {
routing_component_t new_routing;
model_type_t model = NULL;
- char* wanted = A_surfxml_AS_routing;
+ char* wanted = AS_routing;
int cpt;
/* seach the routing model */
for (cpt=0;routing_models[cpt].name;cpt++)
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);
- exit(1);
+ xbt_die(NULL);
}
/* make a new routing component */
new_routing = (routing_component_t)(*(model->create))();
new_routing->routing = model;
- new_routing->name = xbt_strdup(A_surfxml_AS_id);
+ new_routing->hierarchy = SURF_ROUTING_NULL;
+ new_routing->name = xbt_strdup(AS_id);
new_routing->routing_sons = xbt_dict_new();
- INFO2("Routing %s for AS %s",A_surfxml_AS_routing,A_surfxml_AS_id);
+ //INFO2("Routing %s for AS %s",A_surfxml_AS_routing,A_surfxml_AS_id);
- if( current_routing == NULL && global_routing->root == NULL )
- { /* it is the first one */
+ 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 )
- { /* it is a part of the tree */
+
+ } else if( current_routing != NULL && global_routing->root != NULL ) {
+
+ xbt_assert1(!xbt_dict_get_or_null(current_routing->routing_sons,AS_id),
+ "The AS \"%s\" already exist",AS_id);
+ /* it is a part of the tree */
new_routing->routing_father = current_routing;
- xbt_assert1(!xbt_dict_get_or_null(current_routing->routing_sons,A_surfxml_AS_id),
- "The AS \"%s\" already exist",A_surfxml_AS_id);
- xbt_dict_set(current_routing->routing_sons,A_surfxml_AS_id,(void*)new_routing,NULL);
+ /* set the father behavior */
+ 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,AS_id,(void*)new_routing,NULL);
+ /* add to the father element list */
+ (*(current_routing->set_autonomous_system))(current_routing,AS_id);
/* unload the prev parse rules */
(*(current_routing->routing->unload))();
- }
- else
- {
+
+ } else {
THROW0(arg_error,0,"All defined components must be belong to a AS");
}
/* set the new parse rules */
current_routing = new_routing;
}
+/*
+ * Detect the routing model type of the routing component from XML platforms
+ */
+static void parse_S_AS_XML(void)
+{
+ parse_S_AS(A_surfxml_AS_id,A_surfxml_AS_routing);
+}
+
+/*
+ * define the routing model type of routing component from lua script
+ */
+static void parse_S_AS_lua(char* id,char* mode)
+{
+ parse_S_AS(id,mode);
+}
+
+
/**
* \brief Finish the creation of a new routing component
*
* 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) {
+static void parse_E_AS(char *AS_id) {
if( current_routing == NULL ) {
- THROW1(arg_error,0,"Close AS(%s), that never open",A_surfxml_AS_id);
+ THROW1(arg_error,0,"Close AS(%s), that never open",AS_id);
} else {
+ xbt_assert1(!xbt_dict_get_or_null(global_routing->where_network_elements,current_routing->name),
+ "The AS \"%s\" already exist",current_routing->name);
+ xbt_dict_set(global_routing->where_network_elements,current_routing->name,current_routing->routing_father,NULL);
(*(current_routing->routing->unload))();
(*(current_routing->routing->end))();
current_routing = current_routing->routing_father;
}
}
-/**
- * \brief Recursive function for add the differents AS to global dict
- *
- * 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.
+/*
+ * \brief Finish the creation of a new routing component from XML
*/
-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);
- }
+static void parse_E_AS_XML(void)
+{
+ parse_E_AS(A_surfxml_AS_id);
}
-/**
- * \brief Add a "AS" to the network element list
- *
- * Allows find a "AS" in any routing component
+/*
+ * \brief Finish the creation of a new routing component from lua
*/
-static void parse_E_platform_add_parse_AS(void) {
- _add_parse_AS(global_routing->root);
+static void parse_E_AS_lua(char *id)
+{
+ parse_E_AS(id);
}
-/* Global Business methods */
+/* Aux Business methods */
/**
- * \brief Generic method: find a route between hosts
+ * \brief Get the AS father and the first elements of the chain
*
* \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
+ * Get the common father of the to processing units, and the first different
+ * father in the chain
*/
-static xbt_dynar_t get_route(const char* src,const char* dst) {
+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);
routing_component_t src_as, dst_as;
int index_src, index_dst, index_father_src, index_father_dst;
- int count_src, count_dst;
xbt_dynar_t path_src = NULL;
xbt_dynar_t path_dst = NULL;
- char *current_router_src, *current_router_dst;
routing_component_t current = NULL;
- routing_component_t* current_src_father;
- routing_component_t* current_dst_father;
routing_component_t* current_src = NULL;
routing_component_t* current_dst = NULL;
- routing_component_t* father;
- route_extended_t tmp_route;
- void* link;
- route_extended_t route_center_links;
- xbt_dynar_t path_src_links, path_dst_links, path_first, path_last;
- unsigned int cpt;
-
- xbt_dynar_reset(global_routing->last_route);
+ routing_component_t* father = NULL;
-// TODO: check if the route is between hosts
-// xbt_assert2( ( src_ne->type == SURF_NETWORK_ELEMENT_HOST || src_ne-> == SURF_NETWORK_ELEMENT_AS )
-// && ( src_ne->type == SURF_NETWORK_ELEMENT_HOST || src_ne-> == SURF_NETWORK_ELEMENT_AS ) ,
-// "Invalid network elements \"%s\" or \"%s\" for make a route", src, dst);
-
- /* (1) find the as-routetree where the src and dst are located */
+ /* (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_assert0(src_as != NULL && dst_as != NULL, "Ask for route \"from\" or \"to\" no found");
+ xbt_assert2(src_as&&dst_as, "Ask for route \"from\"(%s) or \"to\"(%s) no found",src,dst);
- /* (2) find the path to the root routing componen */
+ /* (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 ) {
index_dst++;
current_src = xbt_dynar_get_ptr(path_src,index_src);
current_dst = xbt_dynar_get_ptr(path_dst,index_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)
+ father = current_src;
+ else
+ father = xbt_dynar_get_ptr(path_src,index_father_src);
- /* (4) if they are in the same routing component? */
- if( *current_src == *current_dst ) {
+ /* (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 */
- /* (5.1) belong to the same routing component */
- xbt_assert1((*current_src)->get_route, "Invalid \"get_route\" for \"%s\"",(*current_src)->name);
- tmp_route = (*(*current_src)->get_route)(*current_src,src,dst);
- xbt_assert3(tmp_route, "there is no route between \"%s\" and \"%s\" in \"%s\"",src,dst,(*current_src)->name);
- cpt = 0;
- xbt_dynar_foreach(tmp_route->generic_route.link_list, cpt, link) {
- xbt_dynar_push(global_routing->last_route,&link);
- }
-
- } else {
+ xbt_dynar_free(&path_src);
+ xbt_dynar_free(&path_dst);
- /* (5.2) they are not in the same routetree, make the path */
- index_father_src = index_src+1;
- index_father_dst = index_dst+1;
- father = xbt_dynar_get_ptr(path_src,index_father_src);
- xbt_assert1((*father)->get_route, "Invalid \"get_route\" for \"%s\"",(*father)->name);
- route_center_links = (*((*father)->get_route))(*father,(*current_src)->name,(*current_dst)->name);
- xbt_assert3(route_center_links, "there is no route between \"%s\" and \"%s\" in \"%s\"",
- (*current_src)->name,(*current_dst)->name,(*father)->name);
-
- /* (5.2.1) make the source path */
- path_src_links = xbt_dynar_new(global_routing->size_of_link, NULL);
- current_router_dst = route_center_links->src_gateway; /* first router in the reverse path */
- current_src_father = xbt_dynar_get_ptr(path_src,index_src);
- index_src--;
- for(count_src=index_src;count_src>=0;count_src--) {
- current_src = xbt_dynar_get_ptr(path_src,count_src);
- xbt_assert1((*current_src_father)->get_route, "Invalid \"get_route\" for \"%s\"",(*current_src_father)->name);
- tmp_route = (*((*current_src_father)->get_route))(*current_src_father,(*current_src)->name,current_router_dst);
- xbt_assert3(tmp_route, "there is no route between \"%s\" and \"%s\" in \"%s\"",
- (*current_src)->name,(*current_dst)->name,(*current_src_father)->name);
- cpt = 0;
- xbt_dynar_foreach(tmp_route->generic_route.link_list, cpt, link) {
- xbt_assert2(link,"NULL link in the route from src %s to dst %s (5.2.1)", src, dst);
- xbt_dynar_push(path_src_links,&link);
- }
- current_router_dst = tmp_route->src_gateway;
- current_src_father = current_src;
- }
+ return result;
+}
+
+/* Global Business methods */
+
+/**
+ * \brief Recursive function for get_route
+ *
+ * \param src the source host name
+ * \param dst the destination host name
+ *
+ * This fuction is call by "get_route". It allow to walk through the
+ * routing components 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=NULL, e_route_dst=NULL;
+
+ 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 */
- /* (5.2.2) make the destination path */
- path_dst_links = xbt_dynar_new(global_routing->size_of_link, NULL);
- current_router_src = route_center_links->dst_gateway; /* last router in the reverse path */
- current_dst_father = xbt_dynar_get_ptr(path_dst,index_dst);
- index_dst--;
- for(count_dst=index_dst;count_dst>=0;count_dst--) {
- current_dst = xbt_dynar_get_ptr(path_dst,count_dst);
- xbt_assert1((*current_dst_father)->get_route, "Invalid \"get_route\" for \"%s\"",(*current_dst_father)->name);
- tmp_route = (*((*current_dst_father)->get_route))(*current_dst_father,current_router_src,(*current_dst)->name);
- xbt_assert3(tmp_route, "there is no route between \"%s\" and \"%s\" in \"%s\"",
- (*current_src)->name,(*current_dst)->name,(*current_dst_father)->name);
- cpt = 0;
- xbt_dynar_foreach(tmp_route->generic_route.link_list, cpt, link) {
- xbt_assert2(link,"NULL link in the route from src %s to dst %s (5.2.1)", src, dst);
- xbt_dynar_push(path_dst_links,&link);
+ if( strcmp(src,dst) ){
+ e_route_cnt = (*(common_father->get_route))(common_father,src,dst);
+ xbt_assert2(e_route_cnt,"no route between \"%s\" and \"%s\"",src,dst);
+ xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
+ xbt_dynar_push(e_route->generic_route.link_list,&link);
}
- current_router_src = tmp_route->dst_gateway;
- current_dst_father = current_dst;
+ generic_free_extended_route(e_route_cnt);
}
- /* (5.2.3) the first part of the route */
- xbt_assert1((*current_src)->get_route, "Invalid \"get_route\" for \"%s\"",(*current_src)->name);
- path_first = ((*((*current_src)->get_route))(*current_src,src,current_router_dst))->generic_route.link_list;
- xbt_assert3(path_first, "there is no route between \"%s\" and \"%s\" in \"%s\"",
- src,current_router_dst,(*current_src)->name);
+ } else { /* SURF_ROUTING_RECURSIVE */
+
+ route_extended_t e_route_bypass = NULL;
- /* (5.2.4) the last part of the route */
- xbt_assert1((*current_dst)->get_route, "Invalid \"get_route\" for \"%s\"",(*current_dst)->name);
- path_last = ((*((*current_dst)->get_route))(*current_dst,current_router_src,dst))->generic_route.link_list;
- xbt_assert3(path_last, "there is no route between \"%s\" and \"%s\" in \"%s\"",
- current_router_src,dst,(*current_dst)->name);
+ if(common_father->get_bypass_route)
+ e_route_bypass = (*(common_father->get_bypass_route))(common_father,src,dst);
- /* (5.2.5) make all paths together */
- // FIXME: the paths non respect the right order
+ if(e_route_bypass)
+ e_route_cnt = e_route_bypass;
+ else
+ e_route_cnt = (*(common_father->get_route))(common_father,src_father->name,dst_father->name);
- cpt = 0;
- xbt_dynar_foreach(path_first, cpt, link) {
- xbt_dynar_push(global_routing->last_route,&link);
- }
- cpt = 0;
- xbt_dynar_foreach(path_src_links, cpt, link) {
- xbt_dynar_push(global_routing->last_route,&link);
- }
- cpt = 0;
- xbt_dynar_foreach(route_center_links->generic_route.link_list, cpt, link) {
- xbt_dynar_push(global_routing->last_route,&link);
+ xbt_assert2(e_route_cnt,"no route between \"%s\" and \"%s\"",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_assert2(e_route_src,"no route between \"%s\" and \"%s\"",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);
+ }
}
- cpt = 0;
- xbt_dynar_foreach(path_dst_links, cpt, link) {
- xbt_dynar_push(global_routing->last_route,&link);
+
+ xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
+ xbt_dynar_push(e_route->generic_route.link_list,&link);
}
- cpt = 0;
- xbt_dynar_foreach(path_last, cpt, link) {
- xbt_dynar_push(global_routing->last_route,&link);
+
+ if( e_route_cnt->dst_gateway != dst ) {
+ e_route_dst = _get_route(e_route_cnt->dst_gateway,dst);
+ xbt_assert2(e_route_dst,"no route between \"%s\" and \"%s\"",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);
+ }
}
- xbt_dynar_free(&path_src_links);
- xbt_dynar_free(&path_dst_links);
+ e_route->src_gateway = xbt_strdup(e_route_cnt->src_gateway);
+ e_route->dst_gateway = xbt_strdup(e_route_cnt->dst_gateway);
+
+ generic_free_extended_route(e_route_src);
+ generic_free_extended_route(e_route_cnt);
+ generic_free_extended_route(e_route_dst);
}
- xbt_dynar_free(&path_src);
- xbt_dynar_free(&path_dst);
-
+ xbt_dynar_free(&elem_father_list);
+
+ return e_route;
+}
+
+/**
+ * \brief Generic method: find a route between hosts
+ *
+ * \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
+ */
+static xbt_dynar_t get_route(const char* src,const char* dst) {
+
+ 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);
+
+ xbt_assert2(e_route,"no route between \"%s\" and \"%s\"",src,dst);
+
+ if(global_routing->last_route) xbt_dynar_free( &(global_routing->last_route) );
+ global_routing->last_route = 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_dynar_free(&elem_father_list);
+
if( xbt_dynar_length(global_routing->last_route)==0 )
return NULL;
else
char* tmp_name = rc->name;
xbt_dict_free(&tmp_sons);
xbt_free(tmp_name);
+ xbt_assert1(rc->finalize,"no defined method \"finalize\" in \"%s\"",current_routing->name);
(*(rc->finalize))(rc);
}
}
xbt_free(global_routing);
}
+static xbt_dynar_t recursive_get_onelink_routes (routing_component_t rc)
+{
+ xbt_dynar_t ret = xbt_dynar_new (sizeof(onelink_t), xbt_free);
+
+ //adding my one link routes
+ unsigned int cpt;
+ void *link;
+ xbt_dynar_t onelink_mine = rc->get_onelink_routes (rc);
+ if (onelink_mine){
+ xbt_dynar_foreach(onelink_mine, cpt, link) {
+ xbt_dynar_push(ret,&link);
+ }
+ }
+
+ //recursing
+ char *key;
+ xbt_dict_cursor_t cursor=NULL;
+ routing_component_t rc_child;
+ xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
+ xbt_dynar_t onelink_child = recursive_get_onelink_routes (rc_child);//->get_onelink_routes (rc_child);
+ if (onelink_child){
+ xbt_dynar_foreach(onelink_child, cpt, link) {
+ xbt_dynar_push(ret,&link);
+ }
+ }
+ }
+ return ret;
+}
+
+static xbt_dynar_t get_onelink_routes(void)
+{
+ return recursive_get_onelink_routes (global_routing->root);
+}
+
+static int is_router(const char *name)
+{
+ xbt_die("global \"is_router\" function not implemented yet");
+}
+
/**
* \brief Generic method: create the global routing schema
*
global_routing->where_network_elements = xbt_dict_new();
global_routing->root = NULL;
global_routing->get_route = get_route;
+ global_routing->get_onelink_routes = get_onelink_routes;
+ global_routing->is_router = is_router;
global_routing->finalize = finalize;
global_routing->loopback = loopback;
global_routing->size_of_link = size_of_links;
current_routing = NULL;
/* parse generic elements */
- surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host);
+ surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host_XML);
surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router);
- surfxml_add_callback(STag_surfxml_gateway_cb_list, &parse_S_gateway);
-
- /* parse generic elements */
- 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);
+ surfxml_add_callback(STag_surfxml_route_cb_list, &parse_S_route_new_and_endpoints_XML);
+ surfxml_add_callback(STag_surfxml_ASroute_cb_list, &parse_S_ASroute_new_and_endpoints);
+ surfxml_add_callback(STag_surfxml_bypassRoute_cb_list, &parse_S_bypassRoute_new_and_endpoints);
- /* DEBUG ONLY */
- //surfxml_add_callback(ETag_surfxml_platform_cb_list, &DEGUB_exit);
-
-}
-
-/* ************************************************************************** */
-/* ***************** GENERIC PARSE FUNCTIONS (declarations) ***************** */
+ surfxml_add_callback(ETag_surfxml_link_ctn_cb_list, &parse_E_link_ctn_new_elem_XML);
+
+ 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(ETag_surfxml_bypassRoute_cb_list, &parse_E_bypassRoute_store_route);
+
+ surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS_XML);
+ surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS_XML);
-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 */
+ surfxml_add_callback(STag_surfxml_cluster_cb_list, &routing_full_parse_Scluster);
-static void generic_parse_S_route_new_and_endpoints(void);
-static void generic_E_link_c_ctn_new_elem(void);
-static void generic_parse_E_route_store_route(void);
+}
/* ************************************************************************** */
/* *************************** FULL ROUTING ********************************* */
-#define TO_ROUTE_FULL(i,j,rc) ((routing_component_full_t)rc)->routing_table[(i)+(j)*xbt_dict_length(((routing_component_full_t)rc)->to_index)]
+#define TO_ROUTE_FULL(i,j) routing->routing_table[(i)+(j)*table_size]
/* Routing model structure */
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 */
+ xbt_dict_t bypassRoutes;
route_extended_t *routing_table;
} s_routing_component_full_t,*routing_component_full_t;
-/* Parse routing model functions */
+/* Business methods */
+static xbt_dynar_t full_get_onelink_routes(routing_component_t rc)
+{
+ xbt_dynar_t ret = xbt_dynar_new (sizeof(onelink_t), xbt_free);
-static void full_parse_S_host(void) {
- network_element_t ne = xbt_new0(s_network_element_t,1);
- ne->id = xbt_dict_length(((routing_component_full_t)current_routing)->to_index);
- ne->type = SURF_NETWORK_ELEMENT_HOST;
- xbt_dict_set(((routing_component_full_t)current_routing)->to_index,A_surfxml_host_id,ne,xbt_free);
+ routing_component_full_t routing = (routing_component_full_t)rc;
+ int table_size = xbt_dict_length(routing->to_index);
+ xbt_dict_cursor_t c1 = NULL, c2 = NULL;
+ char *k1, *d1, *k2, *d2;
+ xbt_dict_foreach(routing->to_index, c1, k1, d1) {
+ xbt_dict_foreach (routing->to_index, c2, k2, d2) {
+ int *src_id = xbt_dict_get_or_null(routing->to_index, k1);
+ int *dst_id = xbt_dict_get_or_null(routing->to_index, k2);
+ xbt_assert2(src_id && dst_id, "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",src,dst);
+ route_extended_t route = TO_ROUTE_FULL(*src_id,*dst_id);
+ if (route){
+ if (xbt_dynar_length(route->generic_route.link_list) == 1){
+ void *link = *(void**)xbt_dynar_get_ptr(route->generic_route.link_list,0);
+
+ onelink_t onelink = xbt_new0 (s_onelink_t, 1);
+ onelink->src = xbt_strdup (k1);
+ onelink->dst = xbt_strdup (k2);
+ onelink->link_ptr = link;
+ xbt_dynar_push (ret, &onelink);
+ }
+ }
+ }
+ }
+ return ret;
}
-static void full_parse_S_gateway(void) {
- network_element_t ne = xbt_new0(s_network_element_t,1);
- ne->id = xbt_dict_length(((routing_component_full_t)current_routing)->to_index);
- ne->type = SURF_NETWORK_ELEMENT_GATEWAY;
- xbt_dict_set(((routing_component_full_t)current_routing)->to_index,A_surfxml_gateway_id,ne,xbt_free);
+static int full_is_router(const char *name)
+{
+ xbt_die("\"full_is_router\" function not implemented yet");
}
-/* Business methods */
-
static route_extended_t full_get_route(routing_component_t rc, const char* src,const char* dst) {
+ xbt_assert1(rc&&src&&dst, "Invalid params for \"get_route\" function at AS \"%s\"",rc->name);
- xbt_assert1(src && dst, "Invalid params for \"get_route\" function at AS \"%s\"",rc->name);
+ /* set utils vars */
+ routing_component_full_t routing = (routing_component_full_t)rc;
+ int table_size = xbt_dict_length(routing->to_index);
- routing_component_full_t src_as, dst_as;
- int src_id,dst_id;
- network_element_t ne_src,ne_dst;
+ generic_src_dst_check(rc,src,dst);
+ int *src_id = xbt_dict_get_or_null(routing->to_index,src);
+ int *dst_id = xbt_dict_get_or_null(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);
+
+ route_extended_t e_route = NULL;
+ route_extended_t new_e_route = NULL;
+ void* link;
+ unsigned int cpt=0;
+
+ e_route = TO_ROUTE_FULL(*src_id,*dst_id);
- // FIXME: here we can use the current_routing var.
- 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_assert0(src_as != NULL && dst_as != NULL, "Ask for route \"from\" or \"to\" no found");
- xbt_assert0(src_as == dst_as, "The src and dst are in differents AS");
- xbt_assert0((routing_component_full_t)rc == dst_as,
- "The routing component of src and dst is not the same as the network elements belong");
-
- ne_src = (network_element_t) xbt_dict_get(src_as->to_index,src);
- ne_dst = (network_element_t) xbt_dict_get(dst_as->to_index,dst);
-
- src_id = ne_src->id;
- dst_id = ne_dst->id;
-
- xbt_assert0(ne_src != NULL && ne_dst != NULL, "Ask for route \"from\" or \"to\" no found in the local table");
-
- if( xbt_dynar_length(TO_ROUTE_FULL(src_id,dst_id,src_as)->generic_route.link_list) > 0 )
- return TO_ROUTE_FULL(src_id,dst_id,src_as);
- else
- return NULL;
-}
-
-static xbt_dict_t full_get_network_elements(routing_component_t rc, e_surf_network_element_type_t req_type)
-{
- routing_component_full_t routing = (routing_component_full_t)rc;
- xbt_dict_t result = xbt_dict_new();
- xbt_dict_cursor_t cursor = NULL;
- char *key;
- network_element_t ne;
- // TODO: do the next (the AS_GATEWAY are definened in the AS in the this_AS)
- if(req_type == SURF_NETWORK_ELEMENT_AS_GATEWAY ) {
- xbt_assert0(0, "NOT IMPLEMENTED YET");
- }
- // TODO: do the next (the links are not defined for the routing)
- if(req_type == SURF_NETWORK_ELEMENT_LINK ) {
- xbt_assert0(0, "NOT IMPLEMENTED YET");
- }
- // TODO: do the next (the routers are not defined for this type of routing)
- if(req_type == SURF_NETWORK_ELEMENT_ROUTER ) {
- xbt_assert0(0, "NOT IMPLEMENTED YET");
- }
-
- xbt_dict_foreach(routing->to_index, cursor, key, ne) {
- if( req_type == SURF_NETWORK_ELEMENT_NULL || req_type == ne->type ) {
- e_surf_network_element_type_t *new_type = xbt_new0(e_surf_network_element_type_t,1);
- *new_type = ne->type;
- xbt_dict_set(result,key,new_type,xbt_free);
+ if(e_route) {
+ new_e_route = xbt_new0(s_route_extended_t,1);
+ new_e_route->src_gateway = xbt_strdup(e_route->src_gateway);
+ new_e_route->dst_gateway = xbt_strdup(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);
}
}
- return result;
+ 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) {
- int table_size = xbt_dict_length(routing->to_index);
/* 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,rc);
- 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);
- }
- }
+ for (i=0;i<table_size;i++)
+ for (j=0;j<table_size;j++)
+ generic_free_extended_route(TO_ROUTE_FULL(i,j));
xbt_free(routing->routing_table);
+ /* Delete bypass dict */
+ xbt_dict_free(&routing->bypassRoutes);
/* Delete index dict */
xbt_dict_free(&(routing->to_index));
/* Delete structure */
/* Creation routing model functions */
-static void* model_full_create() {
+static void* model_full_create(void) {
routing_component_full_t new_component = xbt_new0(s_routing_component_full_t,1);
+ new_component->generic_routing.set_processing_unit = generic_set_processing_unit;
+ 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.set_bypassroute = generic_set_bypassroute;
new_component->generic_routing.get_route = full_get_route;
+ new_component->generic_routing.get_onelink_routes = full_get_onelink_routes;
+ new_component->generic_routing.is_router = full_is_router;
+ new_component->generic_routing.get_bypass_route = generic_get_bypassroute;
new_component->generic_routing.finalize = full_finalize;
- new_component->generic_routing.get_network_elements = full_get_network_elements;
new_component->to_index = xbt_dict_new();
+ new_component->bypassRoutes = xbt_dict_new();
new_component->parse_routes = xbt_dict_new();
return new_component;
}
-static void model_full_load() {
- surfxml_add_callback(STag_surfxml_host_cb_list, &full_parse_S_host);
- surfxml_add_callback(STag_surfxml_gateway_cb_list, &full_parse_S_gateway);
- surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &generic_E_link_c_ctn_new_elem);
- surfxml_add_callback(STag_surfxml_route_cb_list, &generic_parse_S_route_new_and_endpoints);
- surfxml_add_callback(ETag_surfxml_route_cb_list, &generic_parse_E_route_store_route);
+static void model_full_load(void) {
+ /* use "surfxml_add_callback" to add a parse function call */
}
-static void model_full_unload() {
- surfxml_del_callback(&STag_surfxml_host_cb_list, &full_parse_S_host);
- surfxml_del_callback(&STag_surfxml_gateway_cb_list, &full_parse_S_gateway);
- surfxml_del_callback(&ETag_surfxml_link_c_ctn_cb_list, &generic_E_link_c_ctn_new_elem);
- surfxml_del_callback(&STag_surfxml_route_cb_list, &generic_parse_S_route_new_and_endpoints);
- surfxml_del_callback(&ETag_surfxml_route_cb_list, &generic_parse_E_route_store_route);
+static void model_full_unload(void) {
+ /* use "surfxml_del_callback" to remove a parse function call */
}
-static void model_full_end() {
-
- char *key, *link_name, *src_name, *dst_name, *src_gw_name, *dst_gw_name;
+static void model_full_end(void) {
+
+ char *key, *end;
const char* sep = "#";
- network_element_t src_id, dst_id, ne;
- route_extended_t new_e_route;
- unsigned int i, j, cpt;
- routing_component_t component;
- xbt_dynar_t links;
+ 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;
- routing_component_t src_as;
- routing_component_t dst_as;
- routing_component_full_t routing = ((routing_component_full_t)current_routing);
-
- /* Add the AS found to local components */
- xbt_dict_foreach(current_routing->routing_sons, cursor, key, component) {
- ne = xbt_new0(s_network_element_t,1);
- ne->id = xbt_dict_length(routing->to_index);
- ne->type = SURF_NETWORK_ELEMENT_AS;
- xbt_dict_set(routing->to_index,key,ne,xbt_free);
- }
+ /* 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);
- for (i=0;i<table_size;i++) {
- for (j=0;j<table_size;j++) {
- 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;
- TO_ROUTE_FULL(i,j,current_routing) = new_e_route;
- }
- }
/* Put the routes in position */
- xbt_dict_foreach(routing->parse_routes, cursor, key, links) {
-
+ xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
keys = xbt_str_split_str(key, sep);
+ src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 10);
+ dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 10);
+ TO_ROUTE_FULL(src_id,dst_id) = generic_new_extended_route(current_routing->hierarchy,data,1);
+ xbt_dynar_free(&keys);
+ }
- src_name = xbt_dynar_get_as(keys, 0, char*);
- dst_name = xbt_dynar_get_as(keys, 1, char*);
- src_gw_name = xbt_dynar_get_as(keys, 2, char*);
- dst_gw_name = xbt_dynar_get_as(keys, 3, 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);
-
- if( strlen(src_gw_name) != 0 ) {
- src_as = xbt_dict_get_or_null(global_routing->where_network_elements,src_gw_name);
- if (src_as == NULL)
- THROW1(mismatch_error,0,"Network elements %s not found", src_gw_name);
- } else {
- src_gw_name = NULL; // FIXME: maybe here put the same src_name.
- }
-
- if( strlen(dst_gw_name) != 0 ) {
- dst_as = xbt_dict_get_or_null(global_routing->where_network_elements,dst_gw_name);
- if (dst_as == NULL)
- THROW1(mismatch_error,0,"Network elements %s not found", dst_gw_name);
- } else {
- dst_gw_name = NULL; // FIXME: maybe here put the same dst_name.
- }
-
- TO_ROUTE_FULL(src_id->id,dst_id->id,current_routing)->src_gateway = xbt_strdup(src_gw_name);
- TO_ROUTE_FULL(src_id->id,dst_id->id,current_routing)->dst_gateway = xbt_strdup(dst_gw_name);
-
- 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(TO_ROUTE_FULL(src_id->id,dst_id->id,current_routing)->generic_route.link_list,&link);
- else
- THROW1(mismatch_error,0,"Link %s not found", link_name);
- }
-
- // xbt_dynar_free(&links);
- xbt_dynar_free(&keys);
- }
-
/* delete the parse table */
- xbt_dict_foreach(routing->parse_routes, cursor, key, links) {
- xbt_dynar_free(&links);
+ 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++)
- if (!xbt_dynar_length(TO_ROUTE_FULL(i, i,current_routing)->generic_route.link_list))
- xbt_dynar_push(TO_ROUTE_FULL(i,i,current_routing)->generic_route.link_list,&global_routing->loopback);
+ if(current_routing->hierarchy == SURF_ROUTING_BASE) {
+ for (i = 0; i < table_size; i++) {
+ e_route = TO_ROUTE_FULL(i, i);
+ if(!e_route) {
+ 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;
+ }
+ }
+ }
/* Shrink the dynar routes (save unused slots) */
for (i=0;i<table_size;i++)
for (j=0;j<table_size;j++)
- xbt_dynar_shrink(TO_ROUTE_FULL(i,j,current_routing)->generic_route.link_list,0);
+ if(TO_ROUTE_FULL(i,j))
+ xbt_dynar_shrink(TO_ROUTE_FULL(i,j)->generic_route.link_list,0);
}
/* ************************************************************************** */
#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]
-#define TO_FLOYD_AS(i,j) (routing->AS_table)[(i)+(j)*AS_table_size]
/* Routing model structure */
typedef struct {
s_routing_component_t generic_routing;
- route_extended_t last_route;
/* vars for calculate the floyd algorith. */
int *predecessor_table;
- void** link_table; /* char* -> network_element_t* */
- xbt_dict_t predecessor_to_index;
- /* store information to solve any AS route */
- xbt_dict_t AS_to_index; /* char* -> network_element_t* */
- route_limits_t AS_table;
+ route_extended_t *link_table; /* char* -> int* */
+ xbt_dict_t to_index;
+ xbt_dict_t bypassRoutes;
/* store data during the parse process */
xbt_dict_t parse_routes;
-
} s_routing_component_floyd_t,*routing_component_floyd_t;
-/* Parse routing model functions */
-
-static void floyd_parse_S_host(void) {
- network_element_t ne = xbt_new0(s_network_element_t,1);
- ne->id = xbt_dict_length(((routing_component_floyd_t)current_routing)->predecessor_to_index);
- ne->type = SURF_NETWORK_ELEMENT_HOST;
- xbt_dict_set(((routing_component_floyd_t)current_routing)->predecessor_to_index,A_surfxml_host_id,ne,xbt_free);
-}
-
-static void floyd_parse_S_gateway(void) {
- network_element_t ne = xbt_new0(s_network_element_t,1);
- ne->id = xbt_dict_length(((routing_component_floyd_t)current_routing)->predecessor_to_index);
- ne->type = SURF_NETWORK_ELEMENT_GATEWAY;
- xbt_dict_set(((routing_component_floyd_t)current_routing)->predecessor_to_index,A_surfxml_gateway_id,ne,xbt_free);
+/* Business methods */
+static xbt_dynar_t floyd_get_onelink_routes(routing_component_t rc)
+{
+ xbt_die("\"floyd_get_onelink_routes\" function not implemented yet");
}
-static void floyd_parse_S_router(void) {
- network_element_t ne = xbt_new0(s_network_element_t,1);
- ne->id = xbt_dict_length(((routing_component_floyd_t)current_routing)->predecessor_to_index);
- ne->type = SURF_NETWORK_ELEMENT_ROUTER;
- xbt_dict_set(((routing_component_floyd_t)current_routing)->predecessor_to_index,A_surfxml_router_id,ne,xbt_free);
+static int floyd_is_router(const char *name)
+{
+ xbt_die("\"floyd_is_router\" function not implemented yet");
}
-/* 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);
+ xbt_assert1(rc&&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->predecessor_to_index);
- int AS_table_size;
- /* clear the last route */
- xbt_dynar_reset(routing->last_route->generic_route.link_list);
- if(routing->last_route->src_gateway) xbt_free(routing->last_route->src_gateway);
- if(routing->last_route->dst_gateway) xbt_free(routing->last_route->dst_gateway);
- routing->last_route->src_gateway = NULL;
- routing->last_route->dst_gateway = NULL;
-
- /* find the network elements for make a route */
- network_element_t dst_ne = xbt_dict_get_or_null(routing->predecessor_to_index, dst);
- network_element_t src_ne = xbt_dict_get_or_null(routing->predecessor_to_index, src);
- network_element_t src_ne_AS, dst_ne_AS;
-
- /* if some network element is a AS, I need to find the adecuate gateway for the route */
- if(!src_ne || !dst_ne ) {
- xbt_assert1(routing->AS_to_index, "AS table not found (\"%s\")",rc->name);
- AS_table_size = xbt_dict_length(routing->AS_to_index);
- src_ne_AS = xbt_dict_get_or_null(routing->AS_to_index, src);
- dst_ne_AS = xbt_dict_get_or_null(routing->AS_to_index, dst);
- xbt_assert2(src_ne_AS && dst_ne_AS, "Attempt to make a route between a hosts element and a AS (\"%s\",\"%s\")",src,dst);
- route_limits_t limits = &TO_FLOYD_AS(src_ne_AS->id,dst_ne_AS->id);
- if(!src_ne) routing->last_route->src_gateway = xbt_strdup(limits->src_gateway);
- if(!dst_ne) routing->last_route->dst_gateway = xbt_strdup(limits->dst_gateway);
- dst_ne = xbt_dict_get_or_null(routing->predecessor_to_index, limits->dst_gateway);
- src_ne = xbt_dict_get_or_null(routing->predecessor_to_index, limits->src_gateway);
- }
-
- xbt_assert2(src_ne != NULL || dst_ne != NULL,
- "Invalid network elements \"%s\" or \"%s\" not found", src, dst);
+ int table_size = xbt_dict_length(routing->to_index);
- int src_id = src_ne->id;
- int dst_id = dst_ne->id;
-
- int pred = dst_id;
+ generic_src_dst_check(rc,src,dst);
+ int *src_id = xbt_dict_get_or_null(routing->to_index,src);
+ int *dst_id = xbt_dict_get_or_null(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);
+
+ /* create a result route */
+ 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 first = 1;
+ int pred = *dst_id;
int prev_pred = 0;
+ char *gw_src=NULL,*gw_dst=NULL, *prev_gw_src,*prev_gw_dst, *first_gw=NULL;
+ unsigned int cpt;
+ void* link;
+ xbt_dynar_t links;
do {
prev_pred = pred;
- pred = TO_FLOYD_PRED(src_id, pred);
-
- if(pred == -1) // if no pred in route -> no route to host
- break;
-
+ 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);
- xbt_dynar_unshift(routing->last_route->generic_route.link_list, &(TO_FLOYD_LINK(pred,prev_pred)));
-
- } 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( xbt_dynar_length(routing->last_route->generic_route.link_list) > 0 )
- return routing->last_route;
- else
- return NULL;
-}
-
-static xbt_dict_t floyd_get_network_elements(routing_component_t rc, e_surf_network_element_type_t req_type)
-{
- routing_component_floyd_t routing = (routing_component_floyd_t)rc;
- xbt_dict_t result = xbt_dict_new();
- xbt_dict_cursor_t cursor = NULL;
- char *key;
- network_element_t ne;
- // TODO: do the next (the AS_GATEWAY are definened in the AS in the this_AS)
- if(req_type == SURF_NETWORK_ELEMENT_AS_GATEWAY ) {
- xbt_assert0(0, "NOT IMPLEMENTED YET");
- }
- // TODO: do the next (the links are not defined for the routing)
- if(req_type == SURF_NETWORK_ELEMENT_LINK ) {
- xbt_assert0(0, "NOT IMPLEMENTED YET");
- }
- // TODO: do the next (the routers are defined into predecessor_to_index)
- if(req_type == SURF_NETWORK_ELEMENT_ROUTER ) {
- xbt_assert0(0, "NOT IMPLEMENTED YET");
- }
-
- if( req_type == SURF_NETWORK_ELEMENT_NULL || req_type == SURF_NETWORK_ELEMENT_HOST ) {
- xbt_dict_foreach(routing->predecessor_to_index, cursor, key, ne) {
- if( ne->type == SURF_NETWORK_ELEMENT_HOST) {
- e_surf_network_element_type_t *new_type = xbt_new0(e_surf_network_element_type_t,1);
- *new_type = ne->type;
- xbt_dict_set(result,key,new_type,xbt_free);
+ 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_dst;
+
+ if(rc->hierarchy == SURF_ROUTING_RECURSIVE && !first && strcmp(gw_dst,prev_gw_src)) {
+ xbt_dynar_t e_route_as_to_as = (*(global_routing->get_route))(gw_dst,prev_gw_src);
+ xbt_assert2(e_route_as_to_as,"no route between \"%s\" and \"%s\"",gw_dst,prev_gw_src);
+ links = e_route_as_to_as;
+ int pos = 0;
+ xbt_dynar_foreach(links, cpt, link) {
+ xbt_dynar_insert_at(new_e_route->generic_route.link_list,pos,&link);
+ pos++;
}
}
- }
-
- if( req_type == SURF_NETWORK_ELEMENT_NULL || req_type == SURF_NETWORK_ELEMENT_AS || req_type == SURF_NETWORK_ELEMENT_GATEWAY ) {
- xbt_dict_foreach(routing->predecessor_to_index, cursor, key, ne) {
- if( req_type == SURF_NETWORK_ELEMENT_NULL || req_type == ne->type ) {
- e_surf_network_element_type_t *new_type = xbt_new0(e_surf_network_element_type_t,1);
- *new_type = ne->type;
- xbt_dict_set(result,key,new_type,xbt_free);
- }
+
+ links = e_route->generic_route.link_list;
+ xbt_dynar_foreach(links, cpt, link) {
+ xbt_dynar_unshift(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 = xbt_strdup(gw_src);
+ new_e_route->dst_gateway = xbt_strdup(first_gw);
}
- return result;
+
+ 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,AS_table_size;
+ 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++)
+ generic_free_extended_route(TO_FLOYD_LINK(i,j));
+ xbt_free(routing->link_table);
+ /* Delete bypass dict */
+ xbt_dict_free(&routing->bypassRoutes);
+ /* Delete index dict */
+ xbt_dict_free(&(routing->to_index));
/* Delete dictionary index dict, predecessor and links table */
xbt_free(routing->predecessor_table);
- xbt_dict_free(&(routing->predecessor_to_index));
- xbt_free(routing->link_table);
- /* Delete dictionary index and limit table */
- if(routing->AS_to_index) {
- AS_table_size = xbt_dict_length(routing->AS_to_index);
- xbt_dict_free(&(routing->AS_to_index));
- }
- if(routing->AS_table) {
- for(i=0;i<AS_table_size;i++) {
- for(j=0;j<AS_table_size;j++) {
- if(TO_FLOYD_AS(i,j).src_gateway) xbt_free(TO_FLOYD_AS(i,j).src_gateway);
- if(TO_FLOYD_AS(i,j).dst_gateway) xbt_free(TO_FLOYD_AS(i,j).dst_gateway);
- }
- }
- }
- xbt_free(routing->AS_table);
- /* Delete index dynar for last routes */
- if(routing->last_route->src_gateway) xbt_free(routing->last_route->src_gateway);
- if(routing->last_route->dst_gateway) xbt_free(routing->last_route->dst_gateway);
- xbt_dynar_free(&(routing->last_route->generic_route.link_list));
- xbt_free(routing->last_route);
/* Delete structure */
xbt_free(rc);
}
}
-/* Creation routing model functions */
-
-static void* model_floyd_create() {
+static void* model_floyd_create(void) {
routing_component_floyd_t new_component = xbt_new0(s_routing_component_floyd_t,1);
- /* global vars */
+ new_component->generic_routing.set_processing_unit = generic_set_processing_unit;
+ 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.set_bypassroute = generic_set_bypassroute;
new_component->generic_routing.get_route = floyd_get_route;
+ new_component->generic_routing.get_onelink_routes = floyd_get_onelink_routes;
+ new_component->generic_routing.is_router = floyd_is_router;
+ new_component->generic_routing.get_bypass_route = generic_get_bypassroute;
new_component->generic_routing.finalize = floyd_finalize;
- new_component->generic_routing.get_network_elements = floyd_get_network_elements;
- /* local vars */
- new_component->last_route = xbt_new(s_route_extended_t,1);
- new_component->last_route->src_gateway = NULL;
- new_component->last_route->dst_gateway = NULL;
- new_component->last_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
- new_component->predecessor_to_index = xbt_dict_new();
- new_component->AS_to_index = NULL;
- new_component->AS_table = NULL;
+ new_component->to_index = xbt_dict_new();
+ new_component->bypassRoutes = xbt_dict_new();
new_component->parse_routes = xbt_dict_new();
return new_component;
}
-static void model_floyd_load() {
- surfxml_add_callback(STag_surfxml_host_cb_list, &floyd_parse_S_host);
- surfxml_add_callback(STag_surfxml_gateway_cb_list, &floyd_parse_S_gateway);
- surfxml_add_callback(STag_surfxml_router_cb_list, &floyd_parse_S_router);
- surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &generic_E_link_c_ctn_new_elem);
- surfxml_add_callback(STag_surfxml_route_cb_list, &generic_parse_S_route_new_and_endpoints);
- surfxml_add_callback(ETag_surfxml_route_cb_list, &generic_parse_E_route_store_route);
+static void model_floyd_load(void) {
+ /* use "surfxml_add_callback" to add a parse function call */
}
-static void model_floyd_unload() {
- surfxml_del_callback(&STag_surfxml_host_cb_list, &floyd_parse_S_host);
- surfxml_del_callback(&STag_surfxml_gateway_cb_list, &floyd_parse_S_gateway);
- surfxml_del_callback(&STag_surfxml_router_cb_list, &floyd_parse_S_router);
- surfxml_del_callback(&ETag_surfxml_link_c_ctn_cb_list, &generic_E_link_c_ctn_new_elem);
- surfxml_del_callback(&STag_surfxml_route_cb_list, &generic_parse_S_route_new_and_endpoints);
- surfxml_del_callback(&ETag_surfxml_route_cb_list, &generic_parse_E_route_store_route);
+static void model_floyd_unload(void) {
+ /* use "surfxml_del_callback" to remove a parse function call */
}
-static void model_floyd_end() {
+static void model_floyd_end(void) {
routing_component_floyd_t routing = ((routing_component_floyd_t)current_routing);
- const char *sep = "#";
- char *key, *key_gw, *link_name, *keyX, *keyY;
- char *src_name, *dst_name, *src_gw_name, *dst_gw_name;
+ xbt_dict_cursor_t cursor = NULL;
double * cost_table;
- unsigned int i,j;
- unsigned int a,b,c;
- int host_count=0, AS_count=0;
- void *data = NULL;
- void *link = NULL;
- e_surf_network_element_type_t *type_gw;
- network_element_t ne, new_ne, src_ne, dst_ne, src_gw_ne, dst_gw_ne, neX, neY;
- xbt_dict_cursor_t cursor=NULL, cursor_gw=NULL, cursorX=NULL, cursorY=NULL;
- xbt_dynar_t links, keys;
- routing_component_t component;
-
- /* (0) Check for if there are any host in the a AS */
- xbt_dict_foreach(routing->predecessor_to_index, cursor, key, ne) {
- if(ne->type == SURF_NETWORK_ELEMENT_HOST ) host_count++;
- }
- AS_count = xbt_dict_length(current_routing->routing_sons);
-
- xbt_assert2( (host_count>0 && AS_count==0) || (host_count==0 && AS_count>0),
- "Invalid count of network elements, %d AS and %d host found",AS_count,host_count);
-
- /* Add the AS gateways to network elements dictionary */
- xbt_dict_foreach(current_routing->routing_sons, cursor, key, component) {
- xbt_assert1(component->get_network_elements,
- "Invalid \"get_network_elements\" for \"%s\"",key);
- xbt_dict_t gateways = (*(component->get_network_elements))(component,SURF_NETWORK_ELEMENT_GATEWAY);
- xbt_dict_foreach(gateways, cursor_gw, key_gw, type_gw) {
- new_ne = xbt_new0(s_network_element_t,1);
- new_ne->id = xbt_dict_length(routing->predecessor_to_index);
- new_ne->type = SURF_NETWORK_ELEMENT_AS_GATEWAY;
- xbt_dict_set(routing->predecessor_to_index,key_gw,new_ne,xbt_free);
- }
- xbt_dict_free(&gateways);
- }
-
- /* (1) first process: calculate the routing table using the floyd algorithm */
+ char *key,*data, *end;
+ 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->predecessor_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(void*,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++) {
+ 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; // TODO: FIXED DAVID
+ TO_FLOYD_LINK(i,j) = NULL; /* fixed, missing in the previous version */
}
/* Put the routes in position */
xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
-
- links = (xbt_dynar_t)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_gw_name = xbt_dynar_get_as(keys, 2, char*);
- dst_gw_name = xbt_dynar_get_as(keys, 3, char*);
-
- src_ne = xbt_dict_get_or_null(routing->predecessor_to_index, src_name);
- dst_ne = xbt_dict_get_or_null(routing->predecessor_to_index, dst_name);
- src_gw_ne = xbt_dict_get_or_null(routing->predecessor_to_index, src_gw_name);
- dst_gw_ne = xbt_dict_get_or_null(routing->predecessor_to_index, dst_gw_name);
-
- xbt_assert2(src_ne != NULL || src_gw_ne != NULL,
- "Invalid source, network elements\"%s\" with gateway \"%s\" not found", src_name, src_gw_name);
- xbt_assert2(dst_ne != NULL || dst_gw_ne != NULL,
- "Invalid source, network elements\"%s\" with gateway \"%s\" not found", dst_name, dst_gw_name);
-
- //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 \"%s\" and \"%s\", should be 1", xbt_dynar_length(links), src_name, dst_name);
-
- link_name = xbt_dynar_getfirst_as(links, char*);
- link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
-
- if( src_ne == NULL ) src_ne = src_gw_ne;
- if( dst_ne == NULL ) dst_ne = dst_gw_ne;
-
- if (link)
- link_list = link;
- else
- THROW1(mismatch_error,0,"Link %s not found", link_name);
-
- TO_FLOYD_LINK(src_ne->id,dst_ne->id) = link_list;
- TO_FLOYD_PRED(src_ne->id,dst_ne->id) = src_ne->id;
-
- //link cost
- TO_FLOYD_COST(src_ne->id,dst_ne->id) = 1; // assume 1 for now
-
+ src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 10);
+ dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 10);
+ TO_FLOYD_LINK(src_id,dst_id) = generic_new_extended_route(current_routing->hierarchy,data,0);
+ TO_FLOYD_PRED(src_id,dst_id) = src_id;
+ /* set link cost */
+ TO_FLOYD_COST(src_id,dst_id) = ((TO_FLOYD_LINK(src_id,dst_id))->generic_route.link_list)->used; /* count of links, old model assume 1 */
xbt_dynar_free(&keys);
}
/* Add the loopback if needed */
- for (i = 0; i < table_size; i++)
- if (TO_FLOYD_PRED(i,i) == -1) { // TODO: FIXED DAVID
- TO_FLOYD_PRED(i,i) = i;
- TO_FLOYD_COST(i,i) = 1;
- TO_FLOYD_LINK(i,i) = global_routing->loopback;
+ if(current_routing->hierarchy == SURF_ROUTING_BASE) {
+ for (i = 0; i < table_size; i++) {
+ route_extended_t e_route = TO_FLOYD_LINK(i, i);
+ if(!e_route) {
+ 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;
+ }
}
-
+ }
/* Calculate path costs */
for(c=0;c<table_size;c++) {
for(a=0;a<table_size;a++) {
}
}
}
-
- /* (2) second process: if there are any AS, make a routing table for AS limits */
-
- if( xbt_dict_length(current_routing->routing_sons) > 0 ) {
-
- /* store index for the routing table */
- routing->AS_to_index = xbt_dict_new();
-
- /* Add all local AS into AS_to_index */
- xbt_dict_foreach(current_routing->routing_sons, cursor, key, component) {
- ne = xbt_new0(s_network_element_t,1);
- ne->id = xbt_dict_length(routing->AS_to_index);
- ne->type = SURF_NETWORK_ELEMENT_AS;
- xbt_dict_set(routing->AS_to_index,key,ne,xbt_free);
- }
-
- /* Add all local gateways into AS_to_index */
- xbt_dict_foreach(routing->predecessor_to_index, cursor, key, ne) {
- if( ne->type == SURF_NETWORK_ELEMENT_GATEWAY ) {
- new_ne = xbt_new0(s_network_element_t,1);
- new_ne->id = xbt_dict_length(routing->AS_to_index);
- new_ne->type = SURF_NETWORK_ELEMENT_GATEWAY;
- xbt_dict_set(routing->AS_to_index,key,new_ne,xbt_free);
- }
- }
-
- /* size of the limits table for AS */
- int AS_table_size = xbt_dict_length(routing->AS_to_index);
-
- /* Create the limits table for AS */
- routing->AS_table = xbt_new0(s_route_limits_t, AS_table_size * AS_table_size);
- for (i=0;i<AS_table_size;i++) {
- for (j=0;j<AS_table_size;j++) {
- TO_FLOYD_AS(i,j).src_gateway = NULL;
- TO_FLOYD_AS(i,j).dst_gateway = NULL;
- }
- }
-
- /* (3) third process: find the best gateways for each AS */
-
- // select two AS or gateways
- xbt_dict_foreach(routing->AS_to_index, cursorX, keyX, neX) {
- xbt_dict_foreach(routing->AS_to_index, cursorY, keyY, neY) {
-
- if( neX != neY ) { // if the network elements are differents
-
- if( ( neX->type==SURF_NETWORK_ELEMENT_HOST || neX->type==SURF_NETWORK_ELEMENT_GATEWAY ) &&
- ( neY->type==SURF_NETWORK_ELEMENT_HOST || neY->type==SURF_NETWORK_ELEMENT_GATEWAY ) ) {
- /* route between hosts or gateways : do not any thing */
- } else if( (neX->type==SURF_NETWORK_ELEMENT_AS && neY->type==SURF_NETWORK_ELEMENT_AS) ||
- (neX->type==SURF_NETWORK_ELEMENT_AS && neY->type==SURF_NETWORK_ELEMENT_GATEWAY) ||
- (neX->type==SURF_NETWORK_ELEMENT_GATEWAY && neY->type==SURF_NETWORK_ELEMENT_AS) ) {
- /* route between AS */
- /* or route between AS and gateway */
- /* or route between gateway adn AS */
-
- routing_component_t rcX, rcY;
- xbt_dict_t list_ASgatewayX, list_ASgatewayY;
-
- if( neX->type==SURF_NETWORK_ELEMENT_AS ) {
- rcX = xbt_dict_get_or_null(current_routing->routing_sons,keyX);
- xbt_assert1(rcX && rcX->get_network_elements,
- "Invalid \"get_network_elements\" for \"%s\"",keyX);
- list_ASgatewayX = (*(rcX->get_network_elements))(rcX,SURF_NETWORK_ELEMENT_GATEWAY);
- } else {
- list_ASgatewayX = xbt_dict_new();
- e_surf_network_element_type_t *new_type = xbt_new0(e_surf_network_element_type_t,1);
- *new_type = SURF_NETWORK_ELEMENT_GATEWAY;
- xbt_dict_set(list_ASgatewayX,keyX,new_type,xbt_free);
- }
-
- if( neY->type==SURF_NETWORK_ELEMENT_AS ) {
- rcY = xbt_dict_get_or_null(current_routing->routing_sons,keyY);
- xbt_assert1(rcY && rcY->get_network_elements,
- "Invalid \"get_network_elements\" for \"%s\"",keyY);
- list_ASgatewayY = (*(rcY->get_network_elements))(rcY,SURF_NETWORK_ELEMENT_GATEWAY);
- } else {
- list_ASgatewayY = xbt_dict_new();
- e_surf_network_element_type_t *new_type = xbt_new0(e_surf_network_element_type_t,1);
- *new_type = SURF_NETWORK_ELEMENT_GATEWAY;
- xbt_dict_set(list_ASgatewayY,keyY,new_type,xbt_free);
- }
-
- xbt_dict_cursor_t cursorASgatewayX=NULL, cursorASgatewayY=NULL;
- char * keyASgatewayX, *keyASgatewayY;
- e_surf_network_element_type_t *typeASgatewayX, *typeASgatewayY;
-
- char* best_ASgatewayX = NULL;
- char* best_ASgatewayY = NULL;
- double best_cost = DBL_MAX;
-
- // test for all combinations fo Gateways between the AS
- xbt_dict_foreach(list_ASgatewayX, cursorASgatewayX, keyASgatewayX, typeASgatewayX) {
- xbt_dict_foreach(list_ASgatewayY, cursorASgatewayY, keyASgatewayY, typeASgatewayY) {
- //printf(".....%s....%s....\n",keyASgatewayX,keyASgatewayY);
- network_element_t src_ne = xbt_dict_get_or_null(routing->predecessor_to_index, keyASgatewayX);
- network_element_t dst_ne = xbt_dict_get_or_null(routing->predecessor_to_index, keyASgatewayY);
- double new_cost = TO_FLOYD_COST(src_ne->id,dst_ne->id);
- if( best_cost > new_cost ) {
- if(best_ASgatewayX) xbt_free(best_ASgatewayX);
- if(best_ASgatewayY) xbt_free(best_ASgatewayY);
- best_cost = new_cost;
- best_ASgatewayX = xbt_strdup(keyASgatewayX);
- best_ASgatewayY = xbt_strdup(keyASgatewayY);
- }
- }
- }
- // store the best combination of gateways into the table
- xbt_assert2(best_ASgatewayX && best_ASgatewayY,
- "Can not found a combination of gateways for a route between \"%s\" and \"%s\"",keyX,keyY);
- network_element_t src_ne = xbt_dict_get_or_null(routing->AS_to_index, keyX);
- network_element_t dst_ne = xbt_dict_get_or_null(routing->AS_to_index, keyY);
- xbt_assert0(src_ne && dst_ne, "Invalid gateways for a make a route");
- TO_FLOYD_AS(src_ne->id,dst_ne->id).src_gateway = best_ASgatewayX;
- TO_FLOYD_AS(src_ne->id,dst_ne->id).dst_gateway = best_ASgatewayY;
-
- /* free the list of gateways */
- xbt_dict_free(&list_ASgatewayX);
- xbt_dict_free(&list_ASgatewayY);
-
- } else {
- xbt_assert0(0, "Invalid network element type");
- }
- } // close big if
- } // close Y foreach
- } // close X foreach
-
- } // close if for second process
/* delete the parse table */
- xbt_dict_foreach(routing->parse_routes, cursor, key, links) {
- xbt_dynar_free(&links);
+ xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
+ route_t route = (route_t)data;
+ xbt_dynar_free(&(route->link_list));
+ xbt_free(data);
}
- /* delete all the parsing temporary data */
+ /* delete parse dict */
xbt_dict_free(&(routing->parse_routes));
-
+
/* cleanup */
- free(cost_table);
+ xbt_free(cost_table);
}
/* ************************************************************************** */
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;
+ xbt_dict_t to_index;
+ xbt_dict_t bypassRoutes;
+ xbt_graph_t route_graph; /* xbt_graph */
+ xbt_dict_t graph_node_map; /* map */
+ xbt_dict_t route_cache; /* use in cache mode */
int cached;
+ xbt_dict_t parse_routes;
} 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;
-}
+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;
-static void model_dijkstra_load() {
-}
+typedef struct graph_node_map_element {
+ xbt_node_t node;
+} s_graph_node_map_element_t, * graph_node_map_element_t;
-static void model_dijkstra_unload() {
-}
+typedef struct route_cache_element {
+ int * pred_arr;
+ int size;
+} s_route_cache_element_t, * route_cache_element_t;
-static void model_dijkstra_end() {
-}
+/* Free functions */
-static void* model_dijkstracache_create() {
- return NULL;
+static void route_cache_elem_free(void *e) {
+ route_cache_element_t elm=(route_cache_element_t)e;
+ if (elm) {
+ xbt_free(elm->pred_arr);
+ xbt_free(elm);
+ }
}
-static void model_dijkstracache_load() {
+static void graph_node_map_elem_free(void *e) {
+ graph_node_map_element_t elm = (graph_node_map_element_t)e;
+ if(elm) {
+ xbt_free(elm);
+ }
}
-static void model_dijkstracache_unload() {
+static void graph_edge_data_free(void *e) {
+ route_extended_t e_route = (route_extended_t)e;
+ 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);
+ }
}
-static void model_dijkstracache_end() {
-}
+/* Utility functions */
+static xbt_node_t route_graph_new_node(routing_component_dijkstra_t rc, int id, int graph_id) {
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
+ xbt_node_t node = NULL;
+ graph_node_data_t data = NULL;
+ graph_node_map_element_t elm = NULL;
-/* ************************************************************************** */
-/* ******************************* NO ROUTING ******************************* */
+ data = xbt_new0(struct graph_node_data, 1);
+ data->id = id;
+ data->graph_id = graph_id;
+ node = xbt_graph_new_node(routing->route_graph, data);
-/* Routing model structure */
-typedef struct {
- s_routing_component_t generic_routing;
-} s_routing_component_none_t,*routing_component_none_t;
+ elm = xbt_new0(struct graph_node_map_element, 1);
+ 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);
-/* 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);
+ return node;
}
-
-/* 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.get_route = none_get_route;
- new_component->generic_routing.finalize = none_finalize;
- return new_component;
+
+static graph_node_map_element_t graph_node_map_search(routing_component_dijkstra_t rc, int id) {
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
+ 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;
}
-static void model_none_load() {}
-static void model_none_unload() {}
-static void model_none_end() {}
-
-/* ************************************************** */
-/* ********** PATERN FOR NEW ROUTING **************** */
+/* Parsing */
-/* 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;
+static void route_new_dijkstra(routing_component_dijkstra_t rc, int src_id, int dst_id, route_extended_t e_route ) {
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
-/* Parse routing model functions */
-static void NEW_parse_S_host(void) {} /* example*/
+ 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));
-/* 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 */
+ if(src_elm)
+ src = src_elm->node;
-/* 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 */
+ if(dst_elm)
+ dst = dst_elm->node;
-/* ************************************************************************** */
-/* ************************* GENERIC PARSE FUNCTIONS ************************ */
+ /* add nodes if they don't exist in the graph */
+ if(src_id == dst_id && src == NULL && dst == NULL) {
+ src = route_graph_new_node(rc,src_id, -1);
+ dst = src;
+ } else {
+ if(src == NULL) {
+ src = route_graph_new_node(rc,src_id, -1);
+ }
+ if(dst == NULL) {
+ dst = route_graph_new_node(rc,dst_id, -1);
+ }
+ }
-static void generic_parse_S_route_new_and_endpoints(void) {
- 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);
- src = A_surfxml_route_src;
- dst = A_surfxml_route_dst;
- gw_src = A_surfxml_route_gw_src;
- gw_dst = A_surfxml_route_gw_dst;
- link_list = xbt_dynar_new(sizeof(char*), &xbt_free_ref);
+ /* add link as edge to graph */
+ xbt_graph_new_edge(routing->route_graph, src, dst, e_route);
}
-static void generic_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 add_loopback_dijkstra(routing_component_dijkstra_t rc) {
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
-static void generic_parse_E_route_store_route(void) {
- char *route_name;
- xbt_dict_t parse_routes;
- if( current_routing->routing == &(routing_models[SURF_MODEL_FULL]) )
- parse_routes = ((routing_component_full_t)current_routing)->parse_routes;
- else if( current_routing->routing == &(routing_models[SURF_MODEL_FLOYD]) )
- parse_routes = ((routing_component_floyd_t)current_routing)->parse_routes;
- else
- xbt_assert0(0, "Invalid model for call \"generic_parse_E_route_store_route\"");
- route_name = bprintf("%s#%s#%s#%s",src,dst,gw_src,gw_dst);
- xbt_assert2(xbt_dynar_length(link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
- xbt_assert3(!xbt_dict_get_or_null(parse_routes,route_name),
- "The route between \"%s\" and \"%s\" already exist (\"%s\")",src,dst,route_name);
- xbt_dict_set(parse_routes, route_name, link_list, NULL);
- free(route_name);
- src = NULL;
- dst = NULL;
- link_list = NULL;
-}
+ 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;
-////////////////////////////////////////////////////////////////////////////////
-// HERE FINISH THE NEW CODE
-////////////////////////////////////////////////////////////////////////////////
+ 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;
+ }
+ }
-//...... DEBUG ONLY .... //
-static void print_tree(routing_component_t rc) {
- printf("(%s %s)\n",rc->name,rc->routing->name);
- printf(" ");
- 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)->predecessor_to_index, cursor, key, val) { printf("<%s-%d> ",key,*val); }
- xbt_dict_foreach(((routing_component_floyd_t)rc)->AS_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");
+ if(!found) {
+ route_extended_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);
+ xbt_dynar_push(e_route->generic_route.link_list,&global_routing->loopback);
+ xbt_graph_new_edge(routing->route_graph, node, node, e_route);
+ }
}
}
-//...... 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);
- }
+/* Business methods */
+static xbt_dynar_t dijkstra_get_onelink_routes(routing_component_t rc)
+{
+ xbt_die("\"dijkstra_get_onelink_routes\" function not implemented yet");
}
-//...... 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); }
+static int dijkstra_is_router(const char *name)
+{
+ xbt_die("\"dijkstra_is_router\" function not implemented yet");
+}
-//...... DEBUG ONLY .... //
-static void DEGUB_exit(void) {
+static route_extended_t dijkstra_get_route(routing_component_t rc, const char* src,const char* dst) {
+ xbt_assert1(rc&&src&&dst, "Invalid params for \"get_route\" function at AS \"%s\"",rc->name);
+
+ /* set utils vars */
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
+
+ generic_src_dst_check(rc,src,dst);
+ int *src_id = xbt_dict_get_or_null(routing->to_index,src);
+ int *dst_id = xbt_dict_get_or_null(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);
- printf("-------- print tree elements -----\n");
- print_tree(global_routing->root);
- printf("----------------------------------\n\n");
+ /* create a result route */
+ 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;
- printf("-------- network_elements --------\n");
- print_global();
- printf("----------------------------------\n\n");
+ int *pred_arr = NULL;
+ int src_node_id = 0;
+ int dst_node_id = 0;
+ int * nodeid = NULL;
+ int v;
+ route_extended_t e_route;
+ int size = 0;
+ unsigned int cpt;
+ void* link;
+ xbt_dynar_t links = NULL;
+ route_cache_element_t elm = NULL;
+ xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
-// char* names[] = { "11.A","11.B","11.C","121.A","121.B","122.A","13.A","13.B"};
-// int i,j,total = 8;
+ /* Use the graph_node id mapping set to quickly find the nodes */
+ graph_node_map_element_t src_elm = graph_node_map_search(routing,*src_id);
+ graph_node_map_element_t dst_elm = graph_node_map_search(routing,*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 the src and dst are the same */ /* fixed, missing in the previous version */
+ if( src_node_id == dst_node_id ) {
+
+ xbt_node_t node_s_v = xbt_dynar_get_as(nodes, src_node_id, xbt_node_t);
+ xbt_node_t node_e_v = xbt_dynar_get_as(nodes, dst_node_id, xbt_node_t);
+ xbt_edge_t edge = xbt_graph_get_edge(routing->route_graph, node_s_v, node_e_v);
-// printf("-- print all the example routes --\n");
-// char* names[] = { "11.A","11.B","11.C"};
-// int i,j,total = 3;
+ xbt_assert2(edge != NULL, "no route between host %d and %d", *src_id, *dst_id);
+
+ e_route = (route_extended_t)xbt_graph_edge_get_data(edge);
-// char* names[] = { "141.A","141.B","143.A","143.B"};
-// int i,j,total = 4;
+ links = e_route->generic_route.link_list;
+ xbt_dynar_foreach(links, cpt, link) {
+ xbt_dynar_unshift(new_e_route->generic_route.link_list,&link);
+ }
+
+ return new_e_route;
+ }
+
+ 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));
+ }
-// char* names[] = { "142.A","142.B","142.C" };
-// int i,j,total = 3;
+ 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;
-// 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;
+ 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, xbt_free);
- 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;
+ /* initialize */
+ cost_arr[src_node_id] = 0.0;
- 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++) {
- links = (*(global_routing->get_route))(names[i],names[j]);
- printf("route from %s to %s >>> ",names[i],names[j]);
- unsigned int cpt=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;
+ route_extended_t tmp_e_route = (route_extended_t)xbt_graph_edge_get_data(edge);
+ int cost_v_u = (tmp_e_route->generic_route.link_list)->used; /* count of links, old model assume 1 */
+
+ 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 */
+ xbt_free(v_id);
+ }
+
+ xbt_free(cost_arr);
+ xbt_heap_free(pqueue);
+ }
+
+ /* compose route path with links */
+ char *gw_src=NULL,*gw_dst=NULL, *prev_gw_src,*prev_gw_dst, *first_gw=NULL;
+
+ 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);
+
+ prev_gw_src = gw_src;
+ prev_gw_dst = gw_dst;
+
+ e_route = (route_extended_t)xbt_graph_edge_get_data(edge);
+ gw_src = e_route->src_gateway;
+ gw_dst = e_route->dst_gateway;
+
+ if(v==dst_node_id) first_gw = gw_dst;
+
+ if(rc->hierarchy == SURF_ROUTING_RECURSIVE && v!=dst_node_id && strcmp(gw_dst,prev_gw_src)) {
+ xbt_dynar_t e_route_as_to_as = (*(global_routing->get_route))(gw_dst,prev_gw_src);
+ xbt_assert2(e_route_as_to_as,"no route between \"%s\" and \"%s\"",gw_dst,prev_gw_src);
+ links = e_route_as_to_as;
+ int pos = 0;
xbt_dynar_foreach(links, cpt, link) {
- s_surf_resource_t* generic_resource = link;
- printf(" %s",generic_resource->name);
+ xbt_dynar_insert_at(new_e_route->generic_route.link_list,pos,&link);
+ pos++;
}
- printf("\n");
}
+
+ links = e_route->generic_route.link_list;
+ xbt_dynar_foreach(links, cpt, link) {
+ xbt_dynar_unshift(new_e_route->generic_route.link_list,&link);
+ }
+ size++;
+ }
+
+ if(rc->hierarchy == SURF_ROUTING_RECURSIVE) {
+ new_e_route->src_gateway = xbt_strdup(gw_src);
+ new_e_route->dst_gateway = xbt_strdup(first_gw);
}
+
+ if(routing->cached && elm == NULL) {
+ /* add to predecessor list of the current src-host to cache */
+ elm = xbt_new0(struct route_cache_element, 1);
+ 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)
+ xbt_free(pred_arr);
- printf("----------------------------------\n\n");
+ return new_e_route;
+}
+
+static void dijkstra_finalize(routing_component_t rc) {
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
+
+ if (routing) {
+ xbt_graph_free_graph(routing->route_graph, &xbt_free, &graph_edge_data_free, &xbt_free);
+ xbt_dict_free(&routing->graph_node_map);
+ if(routing->cached)
+ xbt_dict_free(&routing->route_cache);
+ /* Delete bypass dict */
+ xbt_dict_free(&routing->bypassRoutes);
+ /* Delete index dict */
+ xbt_dict_free(&(routing->to_index));
+ /* Delete structure */
+ xbt_free(routing);
+ }
+}
+
+/* Creation routing model functions */
+
+static void* model_dijkstra_both_create(int cached) {
+ routing_component_dijkstra_t new_component = xbt_new0(s_routing_component_dijkstra_t,1);
+ new_component->generic_routing.set_processing_unit = generic_set_processing_unit;
+ 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.set_bypassroute = generic_set_bypassroute;
+ new_component->generic_routing.get_route = dijkstra_get_route;
+ new_component->generic_routing.get_onelink_routes = dijkstra_get_onelink_routes;
+ new_component->generic_routing.is_router = dijkstra_is_router;
+ new_component->generic_routing.get_bypass_route = generic_get_bypassroute;
+ new_component->generic_routing.finalize = dijkstra_finalize;
+ new_component->cached = cached;
+ new_component->to_index = xbt_dict_new();
+ new_component->bypassRoutes = xbt_dict_new();
+ new_component->parse_routes = xbt_dict_new();
+ return new_component;
+}
+
+static void* model_dijkstra_create(void) {
+ return model_dijkstra_both_create(0);
+}
+
+static void* model_dijkstracache_create(void) {
+ return model_dijkstra_both_create(1);
+}
+
+static void model_dijkstra_both_load(void) {
+ /* use "surfxml_add_callback" to add a parse function call */
+}
+
+static void model_dijkstra_both_unload(void) {
+ /* use "surfxml_del_callback" to remove a parse function call */
+}
+
+static void model_dijkstra_both_end(void) {
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) current_routing;
+ xbt_dict_cursor_t cursor = NULL;
+ char *key, *data, *end;
+ const char *sep = "#";
+ xbt_dynar_t keys;
+ xbt_node_t node = NULL;
+ unsigned int cursor2;
+ xbt_dynar_t nodes = NULL;
+ int src_id, dst_id;
+ route_t route;
+
+ /* Create the topology graph */
+ routing->route_graph = xbt_graph_new_graph(1, NULL);
+ routing->graph_node_map = xbt_dict_new();
+
+ if(routing->cached)
+ routing->route_cache = xbt_dict_new();
+
+ /* Put the routes in position */
+ xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
+ keys = xbt_str_split_str(key, sep);
+ src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 10);
+ dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 10);
+ route_extended_t e_route = generic_new_extended_route(current_routing->hierarchy,data,0);
+ route_new_dijkstra(routing,src_id,dst_id,e_route);
+ 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));
- printf("---------- call finalize ---------\n");
- (*(global_routing->finalize))();
- printf("----------------------------------\n");
+ /* Add the loopback if needed */
+ if(current_routing->hierarchy == SURF_ROUTING_BASE)
+ add_loopback_dijkstra(routing);
+
+ /* 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;
+ }
- //exit(0);
}
-////////////////////////////////////////////////////////////////////////////////
-// HERE END THE NEW CODE
-////////////////////////////////////////////////////////////////////////////////
+/* ************************************************** */
+/* ************** RULE-BASED ROUTING **************** */
-// /* ************************************************************************** */
-// /* *************************** 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);
-//
-// }
+/* Routing model structure */
+
+typedef struct {
+ s_routing_component_t generic_routing;
+ xbt_dict_t dict_processing_units;
+ xbt_dict_t dict_autonomous_systems;
+ xbt_dynar_t list_route;
+ xbt_dynar_t list_ASroute;
+} s_routing_component_rulebased_t,*routing_component_rulebased_t;
+
+typedef struct s_rule_route s_rule_route_t, *rule_route_t;
+typedef struct s_rule_route_extended s_rule_route_extended_t, *rule_route_extended_t;
+
+struct s_rule_route {
+ xbt_dynar_t re_str_link; // dynar of char*
+ pcre* re_src;
+ pcre* re_dst;
+};
+
+struct s_rule_route_extended {
+ s_rule_route_t generic_rule_route;
+ char* re_src_gateway;
+ char* re_dst_gateway;
+};
+
+static void rule_route_free(void *e) {
+ rule_route_t* elem = (rule_route_t*)(e);
+ if (*elem) {
+ xbt_dynar_free(&(*elem)->re_str_link);
+ pcre_free((*elem)->re_src);
+ pcre_free((*elem)->re_dst);
+ xbt_free((*elem));
+ }
+ (*elem) = NULL;
+}
+
+static void rule_route_extended_free(void *e) {
+ rule_route_extended_t* elem = (rule_route_extended_t*)e;
+ if (*elem) {
+ xbt_dynar_free(&(*elem)->generic_rule_route.re_str_link);
+ pcre_free((*elem)->generic_rule_route.re_src);
+ pcre_free((*elem)->generic_rule_route.re_dst);
+ xbt_free((*elem)->re_src_gateway);
+ xbt_free((*elem)->re_dst_gateway);
+ xbt_free((*elem));
+ }
+}
+
+/* Parse routing model functions */
+
+static void model_rulebased_set_processing_unit(routing_component_t rc, const char* name) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ xbt_dict_set(routing->dict_processing_units, name, (void*)(-1), NULL);
+}
+
+static void model_rulebased_set_autonomous_system(routing_component_t rc, const char* name) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ xbt_dict_set(routing->dict_autonomous_systems, name, (void*)(-1), NULL);
+}
+
+static void model_rulebased_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ rule_route_t ruleroute = xbt_new0(s_rule_route_t,1);
+ const char *error;
+ int erroffset;
+ ruleroute->re_src = pcre_compile(src,0,&error,&erroffset,NULL);
+ xbt_assert3(ruleroute->re_src,"PCRE compilation failed at offset %d (\"%s\"): %s\n", erroffset, src, error);
+ ruleroute->re_dst = pcre_compile(dst,0,&error,&erroffset,NULL);
+ xbt_assert3(ruleroute->re_src,"PCRE compilation failed at offset %d (\"%s\"): %s\n", erroffset, dst, error);
+ ruleroute->re_str_link = route->link_list;
+ xbt_dynar_push(routing->list_route,&ruleroute);
+ xbt_free(route);
+}
+
+static void model_rulebased_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ rule_route_extended_t ruleroute_e = xbt_new0(s_rule_route_extended_t,1);
+ const char *error;
+ int erroffset;
+ ruleroute_e->generic_rule_route.re_src = pcre_compile(src,0,&error,&erroffset,NULL);
+ xbt_assert3(ruleroute_e->generic_rule_route.re_src,"PCRE compilation failed at offset %d (\"%s\"): %s\n", erroffset, src, error);
+ ruleroute_e->generic_rule_route.re_dst = pcre_compile(dst,0,&error,&erroffset,NULL);
+ xbt_assert3(ruleroute_e->generic_rule_route.re_src,"PCRE compilation failed at offset %d (\"%s\"): %s\n", erroffset, dst, error);
+ ruleroute_e->generic_rule_route.re_str_link = route->generic_route.link_list;
+ ruleroute_e->re_src_gateway = route->src_gateway;
+ ruleroute_e->re_dst_gateway = route->dst_gateway;
+ xbt_dynar_push(routing->list_ASroute,&ruleroute_e);
+ xbt_free(route->src_gateway);
+ xbt_free(route->dst_gateway);
+ xbt_free(route);
+}
+
+static void model_rulebased_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {
+ xbt_die("bypass routing not supported for Route-Based model");
+}
+
+#define BUFFER_SIZE 4096 /* result buffer size */
+#define OVECCOUNT 30 /* should be a multiple of 3 */
+
+static char* remplace(char* value, const char** src_list, int src_size, const char** dst_list, int dst_size ) {
+
+ char result_result[BUFFER_SIZE];
+ int i_result_buffer;
+ int value_length = (int)strlen(value);
+ int number=0;
+
+ int i=0;
+ i_result_buffer = 0;
+ do {
+ if( value[i] == '$' ) {
+ i++; // skip $
+
+ // find the number
+ int number_length = 0;
+ while( '0' <= value[i+number_length] && value[i+number_length] <= '9' ) {
+ number_length++;
+ }
+ xbt_assert2( number_length!=0, "bad string parameter, no number indication, at offset: %d (\"%s\")",i,value);
+
+ // solve number
+ number = atoi(value+i);
+ i=i+number_length;
+ xbt_assert2(i+2<value_length,"bad string parameter, too few chars, at offset: %d (\"%s\")",i,value);
+
+ // solve the indication
+ const char** param_list;
+ int param_size;
+ if( value[i] == 's' && value[i+1] == 'r' && value[i+2] == 'c' ) {
+ param_list = src_list;
+ param_size = src_size;
+ } else if( value[i] == 'd' && value[i+1] == 's' && value[i+2] == 't' ) {
+ param_list = dst_list;
+ param_size = dst_size;
+ } else {
+ xbt_assert2(0,"bad string parameter, support only \"src\" and \"dst\", at offset: %d (\"%s\")",i,value);
+ }
+ i=i+3;
+
+ xbt_assert4( param_size >= number, "bad string parameter, not enough length param_size, at offset: %d (\"%s\") %d %d",i,value,param_size,number);
+
+ const char* param = param_list[number];
+ int size = strlen(param);
+ int cp;
+ for(cp = 0; cp < size; cp++ ) {
+ result_result[i_result_buffer] = param[cp];
+ i_result_buffer++;
+ if( i_result_buffer >= BUFFER_SIZE ) break;
+ }
+ } else {
+ result_result[i_result_buffer] = value[i];
+ i_result_buffer++;
+ i++; // next char
+ }
+
+ } while(i<value_length && i_result_buffer < BUFFER_SIZE);
+
+ xbt_assert2( i_result_buffer < BUFFER_SIZE, "solving string \"%s\", small buffer size (%d)",value,BUFFER_SIZE);
+ result_result[i_result_buffer] = 0;
+ return xbt_strdup(result_result);
+}
+
+static xbt_dynar_t rulebased_get_onelink_routes(routing_component_t rc)
+{
+ xbt_die("\"rulebased_get_onelink_routes\" function not implemented yet");
+}
+
+static int rulebased_is_router(const char *name)
+{
+ xbt_die("\"rulebased_is_router\" function not implemented yet");
+}
+
+/* Business methods */
+static route_extended_t rulebased_get_route(routing_component_t rc, const char* src,const char* dst) {
+ xbt_assert1(rc&&src&&dst, "Invalid params for \"get_route\" function at AS \"%s\"",rc->name);
+
+ /* set utils vars */
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+
+ int are_processing_units;
+ xbt_dynar_t rule_list;
+ if( xbt_dict_get_or_null(routing->dict_processing_units,src) && xbt_dict_get_or_null(routing->dict_processing_units,dst) ) {
+ are_processing_units = 1;
+ rule_list = routing->list_route;
+ } else if( xbt_dict_get_or_null(routing->dict_autonomous_systems,src) && xbt_dict_get_or_null(routing->dict_autonomous_systems,dst) ) {
+ are_processing_units = 0;
+ rule_list = routing->list_ASroute;
+ } else
+ xbt_assert2(NULL, "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",src,dst);
+
+ int rc_src = -1;
+ int rc_dst = -1;
+ int src_length = (int)strlen(src);
+ int dst_length = (int)strlen(dst);
+
+ xbt_dynar_t links_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+
+ rule_route_t ruleroute;
+ unsigned int cpt;
+ int ovector_src[OVECCOUNT];
+ int ovector_dst[OVECCOUNT];
+ const char** list_src = NULL;
+ const char** list_dst = NULL;
+ xbt_dynar_foreach(rule_list, cpt, ruleroute) {
+ rc_src = pcre_exec(ruleroute->re_src,NULL,src,src_length,0,0,ovector_src,OVECCOUNT);
+ if( rc_src >= 0 ) {
+ rc_dst = pcre_exec(ruleroute->re_dst,NULL,dst,dst_length,0,0,ovector_dst,OVECCOUNT);
+ if( rc_dst >= 0 ) {
+ xbt_assert1(!pcre_get_substring_list(src,ovector_src,rc_src,&list_src),"error solving substring list for src \"%s\"",src);
+ xbt_assert1(!pcre_get_substring_list(dst,ovector_dst,rc_dst,&list_dst),"error solving substring list for src \"%s\"",dst);
+ char* link_name;
+ xbt_dynar_foreach(ruleroute->re_str_link, cpt, link_name) {
+ char* new_link_name = remplace(link_name,list_src,rc_src,list_dst,rc_dst);
+ void* link = xbt_dict_get_or_null(surf_network_model->resource_set, new_link_name);
+ if (link)
+ xbt_dynar_push(links_list,&link);
+ else
+ THROW1(mismatch_error,0,"Link %s not found", new_link_name);
+ xbt_free(new_link_name);
+ }
+ }
+ }
+ if( rc_src >= 0 && rc_dst >= 0 ) break;
+ }
+
+ route_extended_t new_e_route = NULL;
+ if(rc_src >= 0 && rc_dst >= 0) {
+ new_e_route = xbt_new0(s_route_extended_t,1);
+ new_e_route->generic_route.link_list = links_list;
+ } else if( !strcmp(src,dst) && are_processing_units ) {
+ new_e_route = xbt_new0(s_route_extended_t,1);
+ xbt_dynar_push(links_list,&(global_routing->loopback));
+ new_e_route->generic_route.link_list = links_list;
+ } else {
+ xbt_dynar_free(&link_list);
+ }
+
+ if(!are_processing_units && new_e_route)
+ {
+ rule_route_extended_t ruleroute_extended = (rule_route_extended_t)ruleroute;
+ new_e_route->src_gateway = remplace(ruleroute_extended->re_src_gateway,list_src,rc_src,list_dst,rc_dst);
+ new_e_route->dst_gateway = remplace(ruleroute_extended->re_dst_gateway,list_src,rc_src,list_dst,rc_dst);
+ }
+
+ if(list_src) pcre_free_substring_list(list_src);
+ if(list_dst) pcre_free_substring_list(list_dst);
+
+ return new_e_route;
+}
+
+static route_extended_t rulebased_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {
+ return NULL;
+}
+
+static void rulebased_finalize(routing_component_t rc) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ if (routing) {
+ xbt_dict_free(&routing->dict_processing_units);
+ xbt_dict_free(&routing->dict_autonomous_systems);
+ xbt_dynar_free(&routing->list_route);
+ xbt_dynar_free(&routing->list_ASroute);
+ /* Delete structure */
+ xbt_free(routing);
+ }
+}
+
+/* Creation routing model functions */
+static void* model_rulebased_create(void) {
+ routing_component_rulebased_t new_component = xbt_new0(s_routing_component_rulebased_t,1);
+ new_component->generic_routing.set_processing_unit = model_rulebased_set_processing_unit;
+ new_component->generic_routing.set_autonomous_system = model_rulebased_set_autonomous_system;
+ new_component->generic_routing.set_route = model_rulebased_set_route;
+ new_component->generic_routing.set_ASroute = model_rulebased_set_ASroute;
+ new_component->generic_routing.set_bypassroute = model_rulebased_set_bypassroute;
+ new_component->generic_routing.get_onelink_routes = rulebased_get_onelink_routes;
+ new_component->generic_routing.is_router = rulebased_is_router;
+ new_component->generic_routing.get_route = rulebased_get_route;
+ new_component->generic_routing.get_bypass_route = NULL; //rulebased_get_bypass_route;
+ new_component->generic_routing.finalize = rulebased_finalize;
+ /* initialization of internal structures */
+ new_component->dict_processing_units = xbt_dict_new();
+ new_component->dict_autonomous_systems = xbt_dict_new();
+ new_component->list_route = xbt_dynar_new(sizeof(rule_route_t), &rule_route_free);
+ new_component->list_ASroute = xbt_dynar_new(sizeof(rule_route_extended_t), &rule_route_extended_free);
+ return new_component;
+}
+
+static void model_rulebased_load(void) {
+ /* use "surfxml_add_callback" to add a parse function call */
+}
+
+static void model_rulebased_unload(void) {
+ /* use "surfxml_del_callback" to remove a parse function call */
+}
+
+static void model_rulebased_end(void) {
+}
/* ************************************************************************** */
+/* ******************************* NO ROUTING ******************************* */
-// 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);
-// }
+/* Routing model structure */
+typedef struct {
+ s_routing_component_t generic_routing;
+} s_routing_component_none_t,*routing_component_none_t;
+
+/* Business methods */
+static xbt_dynar_t none_get_onelink_routes(routing_component_t rc){
+ return NULL;
+}
+static int none_is_router(const char *name){
+ return -1;
+}
+static route_extended_t none_get_route(routing_component_t rc, const char* src,const char* dst){
+ return NULL;
+}
+static route_extended_t none_get_bypass_route(routing_component_t rc, const char* src,const char* dst){
+ return NULL;
+}
+static void none_finalize(routing_component_t rc) {
+ xbt_free(rc);
+}
+
+static void none_set_processing_unit(routing_component_t rc, const char* name) {}
+static void none_set_autonomous_system(routing_component_t rc, const char* name) {}
+
+/* Creation routing model functions */
+static void* model_none_create(void) {
+ routing_component_none_t new_component = xbt_new0(s_routing_component_none_t,1);
+ new_component->generic_routing.set_processing_unit = none_set_processing_unit;
+ new_component->generic_routing.set_autonomous_system = none_set_autonomous_system;
+ new_component->generic_routing.set_route = NULL;
+ new_component->generic_routing.set_ASroute = NULL;
+ new_component->generic_routing.set_bypassroute = NULL;
+ new_component->generic_routing.get_route = none_get_route;
+ new_component->generic_routing.get_onelink_routes = none_get_onelink_routes;
+ new_component->generic_routing.is_router = none_is_router;
+ new_component->generic_routing.get_bypass_route = none_get_bypass_route;
+ new_component->generic_routing.finalize = none_finalize;
+ return new_component;
+}
+
+static void model_none_load(void) {}
+static void model_none_unload(void) {}
+static void model_none_end(void) {}
/* ************************************************** */
-/* ********** 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;
-// }
+/* ********** 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.
+ */
+/*** 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 */
+
+/* ************************************************************************** */
+/* ************************* GENERIC PARSE FUNCTIONS ************************ */
+
+static void generic_set_processing_unit(routing_component_t rc, const char* name) {
+ DEBUG1("Load process unit \"%s\"",name);
+ model_type_t modeltype = rc->routing;
+ int *id = xbt_new0(int,1);
+ xbt_dict_t _to_index;
+ if(modeltype==&routing_models[SURF_MODEL_FULL])
+ _to_index = ((routing_component_full_t)rc)->to_index;
+
+ else if(modeltype==&routing_models[SURF_MODEL_FLOYD])
+ _to_index = ((routing_component_floyd_t)rc)->to_index;
+
+ else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE])
+ _to_index = ((routing_component_dijkstra_t)rc)->to_index;
+
+ else xbt_die("\"generic_set_processing_unit\" not supported");
+ *id = xbt_dict_length(_to_index);
+ xbt_dict_set(_to_index,name,id,xbt_free);
+}
+
+static void generic_set_autonomous_system(routing_component_t rc, const char* name) {
+ DEBUG1("Load Autonomous system \"%s\"",name);
+ model_type_t modeltype = rc->routing;
+ int *id = xbt_new0(int,1);
+ xbt_dict_t _to_index;
+ if(modeltype==&routing_models[SURF_MODEL_FULL])
+ _to_index = ((routing_component_full_t)rc)->to_index;
+
+ else if(modeltype==&routing_models[SURF_MODEL_FLOYD])
+ _to_index = ((routing_component_floyd_t)rc)->to_index;
+
+ else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE])
+ _to_index = ((routing_component_dijkstra_t)rc)->to_index;
+
+ else xbt_die("\"generic_set_autonomous_system\" not supported");
+ *id = xbt_dict_length(_to_index);
+ xbt_dict_set(_to_index,name,id,xbt_free);
+}
+
+static void generic_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {
+ DEBUG2("Load Route from \"%s\" to \"%s\"",src,dst);
+ model_type_t modeltype = rc->routing;
+ xbt_dict_t _parse_routes;
+ xbt_dict_t _to_index;
+ char *route_name;
+ int *src_id, *dst_id;
+
+ if(modeltype==&routing_models[SURF_MODEL_FULL]) {
+ _parse_routes = ((routing_component_full_t)rc)->parse_routes;
+ _to_index = ((routing_component_full_t)rc)->to_index;
+
+ } else if(modeltype==&routing_models[SURF_MODEL_FLOYD]) {
+ _parse_routes = ((routing_component_floyd_t)rc)->parse_routes;
+ _to_index = ((routing_component_floyd_t)rc)->to_index;
+
+ } else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE]) {
+ _parse_routes = ((routing_component_dijkstra_t)rc)->parse_routes;
+ _to_index = ((routing_component_dijkstra_t)rc)->to_index;
+
+ } else xbt_die("\"generic_set_route\" not supported");
+
+ src_id = xbt_dict_get_or_null(_to_index, src);
+ dst_id = xbt_dict_get_or_null(_to_index, dst);
+
+ xbt_assert2(src_id&&dst_id,"Network elements %s or %s not found", src, dst);
+ route_name = bprintf("%d#%d",*src_id,*dst_id);
+
+ xbt_assert2(xbt_dynar_length(route->link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
+ xbt_assert2(!xbt_dict_get_or_null(_parse_routes,route_name),
+ "The route between \"%s\" and \"%s\" already exist",src,dst);
+
+ xbt_dict_set(_parse_routes, route_name, route, NULL);
+ xbt_free(route_name);
+}
+
+static void generic_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {
+ DEBUG4("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 _parse_routes;
+ xbt_dict_t _to_index;
+ char *route_name;
+ int *src_id, *dst_id;
+
+ if(modeltype==&routing_models[SURF_MODEL_FULL]) {
+ _parse_routes = ((routing_component_full_t)rc)->parse_routes;
+ _to_index = ((routing_component_full_t)rc)->to_index;
+
+ } else if(modeltype==&routing_models[SURF_MODEL_FLOYD]) {
+ _parse_routes = ((routing_component_floyd_t)rc)->parse_routes;
+ _to_index = ((routing_component_floyd_t)rc)->to_index;
+
+ } else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE]) {
+ _parse_routes = ((routing_component_dijkstra_t)rc)->parse_routes;
+ _to_index = ((routing_component_dijkstra_t)rc)->to_index;
+
+ } else xbt_die("\"generic_set_route\" not supported");
+
+ src_id = xbt_dict_get_or_null(_to_index, src);
+ dst_id = xbt_dict_get_or_null(_to_index, dst);
+
+ xbt_assert2(src_id&&dst_id,"Network elements %s or %s not found", src, dst);
+ route_name = bprintf("%d#%d",*src_id,*dst_id);
+
+ xbt_assert2(xbt_dynar_length(e_route->generic_route.link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
+ xbt_assert4(!xbt_dict_get_or_null(_parse_routes,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(_parse_routes, route_name, e_route, NULL);
+ xbt_free(route_name);
+}
+
+static void generic_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {
+ DEBUG2("Load bypassRoute from \"%s\" to \"%s\"",src,dst);
+ model_type_t modeltype = rc->routing;
+ xbt_dict_t dict_bypassRoutes;
+ char *route_name;
+ if(modeltype==&routing_models[SURF_MODEL_FULL]) {
+ dict_bypassRoutes = ((routing_component_full_t)rc)->bypassRoutes;
+ } else if(modeltype==&routing_models[SURF_MODEL_FLOYD]) {
+ dict_bypassRoutes = ((routing_component_floyd_t)rc)->bypassRoutes;
+ } else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE]) {
+ dict_bypassRoutes = ((routing_component_dijkstra_t)rc)->bypassRoutes;
+ } else xbt_die("\"generic_set_bypassroute\" not supported");
+ route_name = bprintf("%s#%s",src,dst);
+ xbt_assert2(xbt_dynar_length(e_route->generic_route.link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
+ xbt_assert4(!xbt_dict_get_or_null(dict_bypassRoutes,route_name),
+ "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exist",src,e_route->src_gateway,dst,e_route->dst_gateway);
+
+ route_extended_t new_e_route = generic_new_extended_route(SURF_ROUTING_RECURSIVE,e_route,0);
+ xbt_dynar_free( &(e_route->generic_route.link_list) );
+ xbt_free(e_route);
+
+ xbt_dict_set(dict_bypassRoutes, route_name, new_e_route, (void(*)(void*))generic_free_extended_route );
+ xbt_free(route_name);
+}
+
+/* ************************************************************************** */
+/* *********************** GENERIC BUSINESS METHODS ************************* */
+
+static xbt_dynar_t generic_get_onelink_routes (routing_component_t rc)
+{
+ xbt_die("\"generic_get_onelink_routes\" not implemented yet");
+}
+
+static int generic_is_router (const char *name)
+{
+ xbt_die("\"generic_is_router\" not implemented yet");
+}
+
+static route_extended_t generic_get_bypassroute(routing_component_t rc, const char* src, const char* dst) {
+ model_type_t modeltype = rc->routing;
+ xbt_dict_t dict_bypassRoutes;
+
+ if(modeltype==&routing_models[SURF_MODEL_FULL]) {
+ dict_bypassRoutes = ((routing_component_full_t)rc)->bypassRoutes;
+ } else if(modeltype==&routing_models[SURF_MODEL_FLOYD]) {
+ dict_bypassRoutes = ((routing_component_floyd_t)rc)->bypassRoutes;
+ } else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE]) {
+ dict_bypassRoutes = ((routing_component_dijkstra_t)rc)->bypassRoutes;
+ } else xbt_die("\"generic_get_bypassroute\" not supported");
+
+
+ routing_component_t src_as, dst_as;
+ int index_src, index_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;
+
+ /* (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);
+
+ /* (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;
+ }
+ 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;
+ }
+
+ /* (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 ) {
+ routing_component_t *tmp_src,*tmp_dst;
+ tmp_src = xbt_dynar_pop_ptr(path_src);
+ tmp_dst = xbt_dynar_pop_ptr(path_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);
+ }
+
+ int max_index_src = (path_src->used)-1;
+ int max_index_dst = (path_dst->used)-1;
+
+ int max_index = max(max_index_src,max_index_dst);
+ int i, max;
+
+ route_extended_t e_route_bypass = NULL;
+
+ for( max=0;max<=max_index;max++)
+ {
+ for(i=0;i<max;i++)
+ {
+ if( i <= max_index_src && max <= max_index_dst ) {
+ char* route_name = bprintf("%s#%s",
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_src,i)))->name,
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_dst,max)))->name);
+ e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes,route_name);
+ xbt_free(route_name);
+ }
+ if( e_route_bypass ) break;
+ if( max <= max_index_src && i <= max_index_dst ) {
+ char* route_name = bprintf("%s#%s",
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_src,max)))->name,
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_dst,i)))->name);
+ e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes,route_name);
+ xbt_free(route_name);
+ }
+ if( e_route_bypass ) break;
+ }
+
+ if( e_route_bypass ) break;
+
+ if( max <= max_index_src && max <= max_index_dst ) {
+ char* route_name = bprintf("%s#%s",
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_src,max)))->name,
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_dst,max)))->name);
+ e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes,route_name);
+ xbt_free(route_name);
+ }
+ if( e_route_bypass ) break;
+ }
+
+ xbt_dynar_free(&path_src);
+ xbt_dynar_free(&path_dst);
+
+ route_extended_t new_e_route = NULL;
+
+ if(e_route_bypass) {
+ void* link;
+ unsigned int cpt=0;
+ new_e_route = xbt_new0(s_route_extended_t,1);
+ new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
+ new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
+ new_e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+ xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
+ xbt_dynar_push(new_e_route->generic_route.link_list,&link);
+ }
+ }
+
+ return new_e_route;
+}
+
+/* ************************************************************************** */
+/* ************************* GENERIC AUX FUNCTIONS ************************** */
+
+static route_extended_t generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy, void* data, int order) {
+
+ 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(hierarchy == SURF_ROUTING_BASE || hierarchy == SURF_ROUTING_RECURSIVE,
+ "the hierarchy type is not defined");
+
+ if(hierarchy == SURF_ROUTING_BASE ) {
+
+ route = (route_t)data;
+ links = route->link_list;
+
+ } else if(hierarchy == SURF_ROUTING_RECURSIVE ) {
+
+ e_route = (route_extended_t)data;
+ 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)
+ {
+ if( order )
+ xbt_dynar_push(links_id,&link);
+ else
+ xbt_dynar_unshift(links_id,&link);
+ }
+ else
+ THROW1(mismatch_error,0,"Link %s not found", link_name);
+ }
+
+ return new_e_route;
+}
+
+static void generic_free_route(route_t route) {
+ if(route) {
+ xbt_dynar_free(&(route->link_list));
+ xbt_free(route);
+ }
+}
+
+static void generic_free_extended_route(route_extended_t e_route) {
+ 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);
+ }
+}
+
+static routing_component_t generic_as_exist(routing_component_t find_from, routing_component_t to_find) {
+ //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
+ xbt_dict_cursor_t cursor = NULL;
+ char *key;
+ int found=0;
+ routing_component_t elem;
+ xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
+ if( to_find == elem || generic_as_exist(elem,to_find) ){
+ found=1;
+ break;
+ }
+ }
+ if(found) return to_find;
+ return NULL;
+}
+
+static routing_component_t generic_autonomous_system_exist(routing_component_t rc, char* element) {
+ //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
+ routing_component_t element_as, result, elem;
+ xbt_dict_cursor_t cursor = NULL;
+ char *key;
+ element_as = xbt_dict_get_or_null(global_routing->where_network_elements,element);
+ result = ((routing_component_t)-1);
+ if(element_as!=rc)
+ result = generic_as_exist(rc,element_as);
+
+ int found=0;
+ if(result)
+ {
+ xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
+ found = !strcmp(elem->name,element);
+ if( found ) break;
+ }
+ if( found ) return element_as;
+ }
+ return NULL;
+}
+
+static routing_component_t generic_processing_units_exist(routing_component_t rc, char* element) {
+ routing_component_t element_as;
+ element_as = xbt_dict_get_or_null(global_routing->where_network_elements,element);
+ if(element_as==rc) return element_as;
+ return generic_as_exist(rc,element_as);
+}
+
+static void generic_src_dst_check(routing_component_t rc, const char* src, const char* dst) {
+
+ routing_component_t src_as = xbt_dict_get_or_null(global_routing->where_network_elements,src);
+ routing_component_t 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);
+}
+
+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 *host_id, *groups, *link_id;
+ char *router_id, *link_router, *link_backbone, *route_src_dst;
+ unsigned int iter;
+ int start, end, i;
+ xbt_dynar_t radical_elements;
+ xbt_dynar_t radical_ends;
+ #ifndef HAVE_PCRE_LIB
+ xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
+ char *route_src,*route_dst;
+ int j;
+ #endif
+
+ 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);
+
+ SURFXML_BUFFER_SET(AS_id, cluster_id);
+#ifdef HAVE_PCRE_LIB
+ SURFXML_BUFFER_SET(AS_routing, "RuleBased");
+ DEBUG1("<AS id=\"%s\"\trouting=\"RuleBased\">",cluster_id);
+#else
+ SURFXML_BUFFER_SET(AS_routing, "Full");
+ DEBUG1("<AS id=\"%s\"\trouting=\"Full\">",cluster_id);
+#endif
+ SURFXML_START_TAG(AS);
+
+ radical_elements = xbt_str_split(cluster_radical, ",");
+ xbt_dynar_foreach(radical_elements, iter, groups)
+ {
+ radical_ends = xbt_str_split(groups, "-");
+ switch (xbt_dynar_length(radical_ends))
+ {
+ case 1:
+ surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char *));
+ host_id = bprintf("%s%d%s", cluster_prefix, start, cluster_suffix);
+ #ifndef HAVE_PCRE_LIB
+ xbt_dynar_push_as(tab_elements_num, int, start);
+ #endif
+ link_id = bprintf("%s_link_%d", cluster_id, start);
+
+ DEBUG2("<host\tid=\"%s\"\tpower=\"%s\"/>",host_id,cluster_power);
+ SURFXML_BUFFER_SET(host_id, host_id);
+ SURFXML_BUFFER_SET(host_power, cluster_power);
+ SURFXML_BUFFER_SET(host_availability, "1.0");
+ SURFXML_BUFFER_SET(host_availability_file, "");
+ A_surfxml_host_state = A_surfxml_host_state_ON;
+ SURFXML_BUFFER_SET(host_state_file, "");
+ SURFXML_BUFFER_SET(host_interference_send, "1.0");
+ SURFXML_BUFFER_SET(host_interference_recv, "1.0");
+ SURFXML_BUFFER_SET(host_interference_send_recv, "1.0");
+ SURFXML_BUFFER_SET(host_max_outgoing_rate, "-1.0");
+ SURFXML_START_TAG(host);
+ SURFXML_END_TAG(host);
+
+ DEBUG3("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>",link_id,cluster_bw,cluster_lat);
+ SURFXML_BUFFER_SET(link_id, link_id);
+ SURFXML_BUFFER_SET(link_bandwidth, cluster_bw);
+ SURFXML_BUFFER_SET(link_latency, cluster_lat);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ SURFXML_BUFFER_SET(link_latency_file, "");
+ A_surfxml_link_state = A_surfxml_link_state_ON;
+ SURFXML_BUFFER_SET(link_state_file, "");
+ A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
+ SURFXML_START_TAG(link);
+ SURFXML_END_TAG(link);
+
+ break;
+
+ case 2:
+
+ surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char *));
+ surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
+ DEBUG2("Create hosts and links from %d to %d",start,end);
+ for (i = start; i <= end; i++)
+ {
+ host_id = bprintf("%s%d%s", cluster_prefix, i, cluster_suffix);
+ #ifndef HAVE_PCRE_LIB
+ xbt_dynar_push_as(tab_elements_num, int, i);
+ #endif
+ link_id = bprintf("%s_link_%d", cluster_id, i);
+
+ DEBUG2("<host\tid=\"%s\"\tpower=\"%s\"/>",host_id,cluster_power);
+ SURFXML_BUFFER_SET(host_id, host_id);
+ SURFXML_BUFFER_SET(host_power, cluster_power);
+ SURFXML_BUFFER_SET(host_availability, "1.0");
+ SURFXML_BUFFER_SET(host_availability_file, "");
+ A_surfxml_host_state = A_surfxml_host_state_ON;
+ SURFXML_BUFFER_SET(host_state_file, "");
+ SURFXML_BUFFER_SET(host_interference_send, "1.0");
+ SURFXML_BUFFER_SET(host_interference_recv, "1.0");
+ SURFXML_BUFFER_SET(host_interference_send_recv, "1.0");
+ SURFXML_BUFFER_SET(host_max_outgoing_rate, "-1.0");
+ SURFXML_START_TAG(host);
+ SURFXML_END_TAG(host);
+
+ DEBUG3("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>",link_id,cluster_bw,cluster_lat);
+ SURFXML_BUFFER_SET(link_id, link_id);
+ SURFXML_BUFFER_SET(link_bandwidth, cluster_bw);
+ SURFXML_BUFFER_SET(link_latency, cluster_lat);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ SURFXML_BUFFER_SET(link_latency_file, "");
+ A_surfxml_link_state = A_surfxml_link_state_ON;
+ SURFXML_BUFFER_SET(link_state_file, "");
+ A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
+ SURFXML_START_TAG(link);
+ SURFXML_END_TAG(link);
+ }
+ break;
+
+ default:
+ DEBUG0("Malformed radical");
+ }
+
+ xbt_dynar_free(&radical_ends);
+ }
+
+ DEBUG0(" ");
+ router_id = bprintf("%srouter%s",cluster_prefix,cluster_suffix);
+ link_router = bprintf("%s_link_router",cluster_id);
+ link_backbone = bprintf("%s_backbone",cluster_id);
+
+ DEBUG1("<router id=\"%s\"\">",router_id);
+ SURFXML_BUFFER_SET(router_id, router_id);;
+ SURFXML_START_TAG(router);
+ SURFXML_END_TAG(router);
+
+ DEBUG3("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>",link_router,cluster_bw,cluster_lat);
+ SURFXML_BUFFER_SET(link_id, link_router);
+ SURFXML_BUFFER_SET(link_bandwidth, cluster_bw);
+ SURFXML_BUFFER_SET(link_latency, cluster_lat);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ SURFXML_BUFFER_SET(link_latency_file, "");
+ A_surfxml_link_state = A_surfxml_link_state_ON;
+ SURFXML_BUFFER_SET(link_state_file, "");
+ A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
+ SURFXML_START_TAG(link);
+ SURFXML_END_TAG(link);
+
+ DEBUG3("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>",link_backbone,cluster_bb_bw,cluster_bb_lat);
+ SURFXML_BUFFER_SET(link_id, link_backbone);
+ SURFXML_BUFFER_SET(link_bandwidth, cluster_bb_bw);
+ SURFXML_BUFFER_SET(link_latency, cluster_bb_lat);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ SURFXML_BUFFER_SET(link_latency_file, "");
+ A_surfxml_link_state = A_surfxml_link_state_ON;
+ SURFXML_BUFFER_SET(link_state_file, "");
+ A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
+ SURFXML_START_TAG(link);
+ SURFXML_END_TAG(link);
+
+ char *new_suffix = bprintf("%s","");
+
+ radical_elements = xbt_str_split(cluster_suffix, ".");
+ xbt_dynar_foreach(radical_elements, iter, groups)
+ {
+ if(strcmp(groups,""))
+ {
+ new_suffix = bprintf("%s\\.%s",new_suffix,groups);
+ }
+ }
+ route_src_dst = bprintf("%s(.*)%s",cluster_prefix,new_suffix);
+
+ DEBUG0(" ");
+
+#ifdef HAVE_PCRE_LIB
+
+ DEBUG2("<route\tsrc=\"%s\"\tdst=\"%s\">",route_src_dst,route_src_dst);
+ SURFXML_BUFFER_SET(route_src, route_src_dst);
+ SURFXML_BUFFER_SET(route_dst, route_src_dst);
+ SURFXML_START_TAG(route);
+
+ DEBUG1("<link:ctn\tid=\"%s_link_$1src\"/>",cluster_id);
+ SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_link_$1src",cluster_id));
+ SURFXML_START_TAG(link_ctn);
+ SURFXML_END_TAG(link_ctn);
+
+ DEBUG1("<link:ctn\tid=\"%s_backbone\"/>",cluster_id);
+ SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_backbone",cluster_id));
+ SURFXML_START_TAG(link_ctn);
+ SURFXML_END_TAG(link_ctn);
+
+ DEBUG1("<link:ctn\tid=\"%s_link_$1dst\"/>",cluster_id);
+ SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_link_$1dst",cluster_id));
+ SURFXML_START_TAG(link_ctn);
+ SURFXML_END_TAG(link_ctn);
+
+ DEBUG0("</route>");
+ SURFXML_END_TAG(route);
+#else
+ for(i=0 ; i<=tab_elements_num->elmsize ; i++)
+ {
+ for(j=0 ; j<=tab_elements_num->elmsize ; j++)
+ {
+ route_src = bprintf("%s%d%s",cluster_prefix,xbt_dynar_get_as(tab_elements_num,i,int),cluster_suffix);
+ route_dst = bprintf("%s%d%s",cluster_prefix,xbt_dynar_get_as(tab_elements_num,j,int),cluster_suffix);
+
+ DEBUG2("<route\tsrc=\"%s\"\tdst=\"%s\">",route_src,route_dst);
+ SURFXML_BUFFER_SET(route_src, route_src);
+ SURFXML_BUFFER_SET(route_dst, route_dst);
+ SURFXML_START_TAG(route);
+
+ route_src = bprintf("%s_link_%d",cluster_id,xbt_dynar_get_as(tab_elements_num,i,int));
+ route_dst = bprintf("%s_link_%d",cluster_id,xbt_dynar_get_as(tab_elements_num,j,int));
+
+ DEBUG2("<link:ctn\tid=\"%s_link_%d\"/>",cluster_id,xbt_dynar_get_as(tab_elements_num,i,int));
+ SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_link_%d",cluster_id,xbt_dynar_get_as(tab_elements_num,i,int)));
+ SURFXML_START_TAG(link_ctn);
+ SURFXML_END_TAG(link_ctn);
+
+ DEBUG1("<link:ctn\tid=\"%s_backbone\"/>",cluster_id);
+ SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_backbone",cluster_id));
+ SURFXML_START_TAG(link_ctn);
+ SURFXML_END_TAG(link_ctn);
+
+ DEBUG2("<link:ctn\tid=\"%s_link_%d\"/>",cluster_id,xbt_dynar_get_as(tab_elements_num,j,int));
+ SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_link_%d",cluster_id,xbt_dynar_get_as(tab_elements_num,j,int)));
+ SURFXML_START_TAG(link_ctn);
+ SURFXML_END_TAG(link_ctn);
+
+ DEBUG0("</route>");
+ SURFXML_END_TAG(route);
+ }
+ }
+ xbt_dynar_free(&tab_elements_num);
+#endif
+
+ DEBUG0("</AS>");
+ SURFXML_END_TAG(AS);
+ DEBUG0(" ");
+
+ surfxml_bufferstack_pop(1);
+}
+
+/*
+ * New methods to init the routing model component from the lua script
+ */
+
+/*
+ * calling parse_S_AS_lua with lua values
+ */
+void routing_AS_init(const char* AS_id,const char* AS_routing)
+{
+ parse_S_AS_lua((char*)AS_id,(char*)AS_routing);
+}
+
+/*
+ * calling parse_E_AS_lua to fisnish the creation of routing component
+ */
+void routing_AS_end(const char *AS_id)
+{
+ parse_E_AS_lua((char*)AS_id);
+}
+
+/*
+ * add a host to the network element list
+ */
+
+void routing_add_host(const char* host_id)
+{
+ parse_S_host_lua((char*)host_id);
+}
+
+/*
+ * Set a new link on the actual list of link for a route or ASroute
+ */
+void routing_add_link(const char* link_id)
+{
+ parse_E_link_c_ctn_new_elem_lua((char*)link_id);
+}
+
+/*
+ *Set the endpoints for a route
+ */
+void routing_set_route(const char* src_id,const char *dst_id)
+{
+ parse_S_route_new_and_endpoints_lua((char*)src_id,(char*)dst_id);
+}
+
+/*
+ * Store the route by calling parse_E_route_store_route
+ */
+void routing_store_route(void)
+{
+ parse_E_route_store_route();
+}