#include "xbt/set.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_global(void);
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);
+static void DEBUG_exit(void);
////////////////////////////////////////////////////////////////////////////////
// HERE START THE NEW CODE
model_type_t current_routing_model = NULL;
/* Prototypes of each model */
-static void* model_full_create(); /* create structures for full routing model */
-static void model_full_load(); /* load parse functions for full routing model */
-static void model_full_unload(); /* unload parse functions for full routing model */
-static void model_full_end(); /* finalize the creation of full routing model */
-
-static void* model_floyd_create(); /* create structures for floyd routing model */
-static void model_floyd_load(); /* load parse functions for floyd routing model */
-static void model_floyd_unload(); /* unload parse functions for floyd routing model */
-static void model_floyd_end(); /* finalize the creation of floyd routing model */
-
-static void* model_dijkstra_create(); /* create structures for dijkstra routing model */
-static void model_dijkstra_load(); /* load parse functions for dijkstra routing model */
-static void model_dijkstra_unload(); /* unload parse functions for dijkstra routing model */
-static void model_dijkstra_end(); /* finalize the creation of dijkstra routing model */
-
-static void* model_dijkstracache_create(); /* create structures for dijkstracache routing model */
-static void model_dijkstracache_load(); /* load parse functions for dijkstracache routing model */
-static void model_dijkstracache_unload(); /* unload parse functions for dijkstracache routing model */
-static void model_dijkstracache_end(); /* finalize the creation of dijkstracache routing model */
-
-static void* model_none_create(); /* none routing model */
-static void model_none_load(); /* none routing model */
-static void model_none_unload(); /* none routing model */
-static void model_none_end(); /* none routing model */
+static void* model_full_create(void); /* create structures for full routing model */
+static void model_full_load(void); /* load parse functions for full routing model */
+static void model_full_unload(void); /* unload parse functions for full routing model */
+static void model_full_end(void); /* finalize the creation of full routing model */
+
+static void* model_floyd_create(void); /* create structures for floyd routing model */
+static void model_floyd_load(void); /* load parse functions for floyd routing model */
+static void model_floyd_unload(void); /* unload parse functions for floyd routing model */
+static void model_floyd_end(void); /* finalize the creation of floyd routing model */
+
+static void* model_dijkstra_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_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_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 */
-
-#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
+// typedef enum {
+// SURF_MODEL_FULL = 0,
+// SURF_MODEL_FLOYD,
+// SURF_MODEL_DIJKSTRA,
+// SURF_MODEL_DIJKSTRACACHE,
+// SURF_MODEL_NONE
+// } e_surf_model_type_t;
+
+/* 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_NONE 4
+/* must be finish with null and carefull if change de order */
struct s_model_type routing_models[] =
{ {"Full", "Full routing data (fast, large memory requirements, fully expressive)",
model_full_create, model_full_load, model_full_unload, model_full_end },
{"Floyd", "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
model_floyd_create, model_floyd_load, model_floyd_unload, model_floyd_end },
{"Dijkstra", "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
- model_dijkstra_create ,model_dijkstra_load, model_dijkstra_unload, model_dijkstra_end },
+ 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 },
{"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_units(routing_component_t rc, const char* name);
+static void generic_set_autonomous_system(routing_component_t rc, const char* name);
+static void generic_set_route(routing_component_t rc, const char* src, const char* dst, route_t route);
+static void generic_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route);
+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 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_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) {
+ if( current_routing->hierarchy == SURF_ROUTING_NULL ) current_routing->hierarchy = SURF_ROUTING_BASE;
xbt_assert1(!xbt_dict_get_or_null(global_routing->where_network_elements,A_surfxml_host_id),
- "The host \"%s\" already exist",A_surfxml_host_id);
+ "Reading a host, processing unit \"%s\" already exist",A_surfxml_host_id);
+ xbt_assert1(current_routing->set_processing_units,
+ "no defined method \"set_processing_units\" in \"%s\"",current_routing->name);
+ (*(current_routing->set_processing_units))(current_routing,A_surfxml_host_id);
xbt_dict_set(global_routing->where_network_elements,A_surfxml_host_id,(void*)current_routing,NULL);
}
/**
* \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_units,
+ "no defined method \"set_processing_units\" in \"%s\"",current_routing->name);
+ (*(current_routing->set_processing_units))(current_routing,A_surfxml_router_id);
xbt_dict_set(global_routing->where_network_elements,A_surfxml_router_id,(void*)current_routing,NULL);
}
/**
- * \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(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;
+ link_list = xbt_dynar_new(sizeof(char*), &xbt_free_ref);
+}
+
+/**
+ * \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;
+ 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;
+ 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_c_ctn_new_elem(void) {
+ char *val;
+ val = xbt_strdup(A_surfxml_link_c_ctn_id);
+ xbt_dynar_push(link_list, &val);
+}
+
+/**
+ * \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;
+ //TODO: NULL?
+ 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);
+ //TODO: NULL?
+ 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);
+ //TODO: NULL?
+ 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;
}
/**
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->hierarchy = SURF_ROUTING_NULL;
new_routing->name = xbt_strdup(A_surfxml_AS_id);
new_routing->routing_sons = xbt_dict_new();
INFO2("Routing %s for AS %s",A_surfxml_AS_routing,A_surfxml_AS_id);
- if( current_routing == NULL && global_routing->root == NULL )
- { /* 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 */
- new_routing->routing_father = current_routing;
+
+ } else if( current_routing != NULL && global_routing->root != NULL ) {
+
xbt_assert1(!xbt_dict_get_or_null(current_routing->routing_sons,A_surfxml_AS_id),
"The AS \"%s\" already exist",A_surfxml_AS_id);
+ /* it is a part of the tree */
+ new_routing->routing_father = current_routing;
+ /* 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,A_surfxml_AS_id,(void*)new_routing,NULL);
+ /* add to the father element list */
+ (*(current_routing->set_autonomous_system))(current_routing,A_surfxml_AS_id);
/* unload the prev parse rules */
(*(current_routing->routing->unload))();
- }
- else
- {
+
+ } else {
THROW0(arg_error,0,"All defined components must be belong to a AS");
}
/* set the new parse rules */
if( current_routing == NULL ) {
THROW1(arg_error,0,"Close AS(%s), that never open",A_surfxml_AS_id);
} else {
+ 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.
- */
-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;
- int *val;
- routing_component_t elem;
- xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
- _add_parse_AS(elem);
- }
-}
-
-/**
- * \brief Add a "AS" to the network element list
- *
- * Allows find a "AS" in any routing component
- */
-static void parse_E_platform_add_parse_AS(void) {
- _add_parse_AS(global_routing->root);
-}
-
-/* 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); // &xbt_free_ref
routing_component_t src_as, dst_as;
int index_src, index_dst, index_father_src, index_father_dst;
- int *src_id, *dst_id;
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;
- 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(index_src;index_src>=0;index_src--) {
- current_src = xbt_dynar_get_ptr(path_src,index_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, e_route_dst;
+
+ xbt_dynar_t elem_father_list = elements_father(src,dst);
+
+ routing_component_t common_father = xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
+ routing_component_t src_father = xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
+ routing_component_t dst_father = xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
+
+ e_route = xbt_new0(s_route_extended_t,1);
+ e_route->src_gateway = NULL;
+ e_route->dst_gateway = NULL;
+ e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+
+ if(src_father==dst_father) { /* SURF_ROUTING_BASE */
- /* (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(index_dst;index_dst>=0;index_dst--) {
- current_dst = xbt_dynar_get_ptr(path_dst,index_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;
+ xbt_dynar_free( &(e_route_cnt->generic_route.link_list) );
+ xbt_free(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);
-
- /* (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);
+ } else { /* SURF_ROUTING_RECURSIVE */
+
+ route_extended_t 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 = e_route_cnt->src_gateway;
+ e_route->dst_gateway = e_route_cnt->dst_gateway;
+
+ xbt_dynar_free( &(e_route_src->generic_route.link_list) );
+ xbt_free(e_route_src);
+ xbt_dynar_free( &(e_route_cnt->generic_route.link_list) );
+ xbt_free(e_route_cnt);
+ xbt_dynar_free( &(e_route_dst->generic_route.link_list) );
+ xbt_free(e_route_dst);
}
- 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) {
+
+ if(global_routing->last_route) xbt_dynar_free( &(global_routing->last_route) );
+
+ route_extended_t e_route;
+ xbt_dynar_t elem_father_list = elements_father(src,dst);
+ routing_component_t common_father = xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
+
+ if(strcmp(src,dst))
+ e_route = _get_route(src,dst);
+ else
+ e_route = (*(common_father->get_route))(common_father,src,dst);
+
+ xbt_assert2(e_route,"no route between \"%s\" and \"%s\"",src,dst);
+ global_routing->last_route = e_route->generic_route.link_list;
+
+ xbt_free(e_route);
+ xbt_dynar_free(&elem_father_list);
+
if( xbt_dynar_length(global_routing->last_route)==0 )
return NULL;
else
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);
}
}
/* parse generic elements */
surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host);
surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router);
- surfxml_add_callback(STag_surfxml_gateway_cb_list, &parse_S_gateway);
- /* parse generic elements */
+ surfxml_add_callback(STag_surfxml_route_cb_list, &parse_S_route_new_and_endpoints);
+ surfxml_add_callback(STag_surfxml_ASroute_cb_list, &parse_S_ASroute_new_and_endpoints);
+ surfxml_add_callback(STag_surfxml_bypassRoute_cb_list, &parse_S_bypassRoute_new_and_endpoints);
+
+ surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &parse_E_link_c_ctn_new_elem);
+
+ surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_E_route_store_route);
+ surfxml_add_callback(ETag_surfxml_ASroute_cb_list, &parse_E_ASroute_store_route);
+ surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list, &parse_E_bypassRoute_store_route);
+
surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS);
surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS);
-
- /* set all the as in the global where table (recursive fuction) */
- surfxml_add_callback(ETag_surfxml_platform_cb_list, &parse_E_platform_add_parse_AS);
/* DEBUG ONLY */
- surfxml_add_callback(ETag_surfxml_platform_cb_list, &DEGUB_exit);
-
+ //surfxml_add_callback(ETag_surfxml_platform_cb_list, &DEBUG_exit);
+
+ // TODO checked if ANY AS are duplicated
}
-/* ************************************************************************** */
-/* ***************** GENERIC PARSE FUNCTIONS (declarations) ***************** */
-
-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 */
-
-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 */
-
-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);
-}
-
-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);
-}
-
/* 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);
-
- routing_component_full_t src_as, dst_as;
- int src_id,dst_id;
- network_element_t ne_src,ne_dst;
-
- // 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");
+ /* set utils vars */
+ routing_component_full_t routing = (routing_component_full_t)rc;
+ int table_size = xbt_dict_length(routing->to_index);
- 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;
-}
+ 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);
-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");
- }
+ 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);
- 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 = e_route->src_gateway;
+ new_e_route->dst_gateway = e_route->dst_gateway;
+ new_e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+ xbt_dynar_foreach(e_route->generic_route.link_list, cpt, link) {
+ xbt_dynar_push(new_e_route->generic_route.link_list,&link);
}
}
- 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_units = generic_set_processing_units;
+ new_component->generic_routing.set_autonomous_system = generic_set_autonomous_system;
+ new_component->generic_routing.set_route = generic_set_route;
+ new_component->generic_routing.set_ASroute = generic_set_ASroute;
+ new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
new_component->generic_routing.get_route = full_get_route;
+ 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, *end, *link_name, *src_name, *dst_name, *src_gw_name, *dst_gw_name;
+static void model_full_end(void) {
+
+ char *key, *end; //*src_name, *dst_name
const char* sep = "#";
- network_element_t src_id, dst_id, src_gw_id, dst_gw_id, ne;
- route_extended_t new_e_route;
- 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) { // && !xbt_dynar_length(e_route->generic_route.link_list)
+ e_route = xbt_new0(s_route_extended_t,1);
+ e_route->src_gateway = NULL;
+ e_route->dst_gateway = NULL;
+ e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+ xbt_dynar_push(e_route->generic_route.link_list,&global_routing->loopback);
+ TO_ROUTE_FULL(i, i) = e_route;
+ }
+ }
+ }
/* 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);
-}
-
-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);
-}
-
-/* Business methods */
+/* 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,*gw_dst, *prev_gw_src,*prev_gw_dst, *first_gw;
+ unsigned int cpt;
+ void* link;
+ xbt_dynar_t links;
do {
prev_pred = pred;
- pred = TO_FLOYD_PRED(src_id, pred);
-
+ pred = TO_FLOYD_PRED(*src_id, pred);
if(pred == -1) // if no pred in route -> no route to host
- break;
-
+ 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)) {
+ //routing_component_t src_as = xbt_dict_get_or_null(global_routing->where_network_elements,gw_dst);
+ //routing_component_t dst_as = xbt_dict_get_or_null(global_routing->where_network_elements,prev_gw_src);
+ //xbt_assert4(src_as==dst_as,"bad routing, differents AS gateways in route \"%s\" to \"%s\" (\"%s\"-\"%s\")",src,dst,gw_dst,prev_gw_src);
+ //route_extended_t e_route_as_to_as = (*(src_as->get_route))(src_as,gw_dst,prev_gw_src);
+ // TODO: - check for error - is possible to generate a route like = as----as----as
+ 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->generic_route.link_list;
+ 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++;
}
+// xbt_dynar_free(&(e_route_as_to_as->generic_route.link_list));
+// xbt_free(e_route_as_to_as);
}
- }
-
- 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 = gw_src;
+ new_e_route->dst_gateway = 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_units = generic_set_processing_units;
+ new_component->generic_routing.set_autonomous_system = generic_set_autonomous_system;
+ new_component->generic_routing.set_route = generic_set_route;
+ new_component->generic_routing.set_ASroute = generic_set_ASroute;
+ new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
new_component->generic_routing.get_route = floyd_get_route;
+ 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, *end, *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, ne_gw, 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; //*src_name, *dst_name;
+ const char *sep = "#";
+ xbt_dynar_t keys;
+ int src_id, dst_id;
+ unsigned int i,j,a,b,c;
/* set the size of inicial table */
- int table_size = xbt_dict_length(routing->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 DAVID
}
/* 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;
-
+ 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;
//link cost
- TO_FLOYD_COST(src_ne->id,dst_ne->id) = 1; // assume 1 for now
-
+ TO_FLOYD_COST(src_id,dst_id) = 1; // assume 1 for now // TODO DAVID REDO
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) { // && !xbt_dynar_length(e_route->generic_route.link_list)
+ e_route = xbt_new0(s_route_extended_t,1);
+ e_route->src_gateway = NULL;
+ e_route->dst_gateway = NULL;
+ e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+ xbt_dynar_push(e_route->generic_route.link_list,&global_routing->loopback);
+ TO_FLOYD_LINK(i,i) = e_route;
+ TO_FLOYD_PRED(i,i) = i;
+ TO_FLOYD_COST(i,i) = 1;
+ }
}
-
- /* Calculate path costs */
+ }
+ //Calculate path costs
for(c=0;c<table_size;c++) {
for(a=0;a<table_size;a++) {
for(b=0;b<table_size;b++) {
}
}
}
+
+ /* delete the parse table */
+ xbt_dict_foreach(routing->parse_routes, cursor, key, data) {
+ route_t route = (route_t)data;
+ xbt_dynar_free(&(route->link_list));
+ xbt_free(data);
+ }
- /* (2) second process: if there are any AS, make a routing table for AS limits */
+ /* delete parse dict */
+ xbt_dict_free(&(routing->parse_routes));
+
+ //cleanup
+ xbt_free(cost_table);
+}
+
+/* ************************************************************************** */
+/* ********** Dijkstra & Dijkstra Cached ROUTING **************************** */
+
+typedef struct {
+ s_routing_component_t generic_routing;
+ 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;
+
- if( xbt_dict_length(current_routing->routing_sons) > 0 ) {
+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;
- /* store index for the routing table */
- routing->AS_to_index = xbt_dict_new();
+typedef struct graph_node_map_element {
+ xbt_node_t node;
+} s_graph_node_map_element_t, * graph_node_map_element_t;
- /* 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);
+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) {
+ xbt_free(elm->pred_arr);
+ xbt_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) {
+ xbt_free(elm);
+ }
+}
+
+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);
+ }
+}
+
+/* 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;
+
+ data = xbt_new0(struct graph_node_data, 1); // FIXED by david
+ 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, 1); // FIXED by david
+ 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(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;
+}
+
+/* Parsing */
+
+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;
+
+ 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(rc,src_id, -1);
+ dst = src;
+ } else {
+ if(src == NULL) {
+ src = route_graph_new_node(rc,src_id, -1);
}
-
- /* 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);
- }
+ if(dst == NULL) {
+ dst = route_graph_new_node(rc,dst_id, -1);
}
+ }
- /* 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;
+ //add link as edge to graph
+ xbt_graph_new_edge(routing->route_graph, src, dst, e_route);
+}
+
+static void add_loopback_dijkstra(routing_component_dijkstra_t rc) {
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
+
+ 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;
}
}
- /* (3) third process: find the best gateways for each AS */
+ 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);
+ }
+ }
+}
- // 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) {
+/* Business methods */
- if( neX != neY ) { // if the network elements are differents
+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);
+
+ /* 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 *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);
+
+ /* 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 by david
+ 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);
- 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
+ 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);
- } // close if for second process
+ // TODO: correct the order
+ 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));
+ }
+
+ 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, xbt_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 // TODO DAVID REDO
+
+ 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);
- /* delete the parse table */
- xbt_dict_foreach(routing->parse_routes, cursor, key, links) {
- xbt_dynar_free(&links);
}
- /* delete all the parsing temporary data */
- xbt_dict_free(&(routing->parse_routes));
+ //compose route path with links
+ char *gw_src,*gw_dst, *prev_gw_src,*prev_gw_dst, *first_gw;
- /* cleanup */
- free(cost_table);
-}
+ 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);
-/* ************************************************************************** */
-/* ********** Dijkstra & Dijkstra Cached ROUTING **************************** */
+ 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)) {
+ //routing_component_t src_as = xbt_dict_get_or_null(global_routing->where_network_elements,gw_dst);
+ //routing_component_t dst_as = xbt_dict_get_or_null(global_routing->where_network_elements,prev_gw_src);
+ //xbt_assert4(src_as==dst_as,"bad routing, differents AS gateways in route \"%s\" to \"%s\" (\"%s\"-\"%s\")",src,dst,gw_dst,prev_gw_src);
+ //route_extended_t e_route_as_to_as = (*(src_as->get_route))(src_as,gw_dst,prev_gw_src);
+ // TODO: - check for error - is possible to generate a route like = as----as----as
+ 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->generic_route.link_list;
+ 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++;
+ }
+// xbt_dynar_free(&(e_route_as_to_as->generic_route.link_list));
+// xbt_free(e_route_as_to_as);
+ }
+
+ 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++;
+ }
-typedef struct {
- s_routing_component_t generic_routing;
- xbt_graph_t route_graph;
- xbt_dict_t graph_node_map;
- xbt_dict_t route_cache;
- xbt_dynar_t last_route;
- int cached;
-} s_routing_component_dijkstra_t,*routing_component_dijkstra_t;
+ if(rc->hierarchy == SURF_ROUTING_RECURSIVE) {
+ new_e_route->src_gateway = gw_src;
+ new_e_route->dst_gateway = first_gw;
+ }
-/* Parse routing model functions */
+ if(routing->cached && elm == NULL) {
+ //add to predecessor list of the current src-host to cache
+ elm = xbt_new0(struct route_cache_element, 1); // FIXED by david
+ 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);
+ }
-/* Business methods */
+ if(!routing->cached)
+ xbt_free(pred_arr);
+
+ return new_e_route;
+}
-/* Creation routing model functions */
+static void dijkstra_finalize(routing_component_t rc) {
+ routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
-static void* model_dijkstra_create() {
+ 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);
+ }
}
-static void model_dijkstra_load() {
-}
+/* Creation routing model functions */
-static void model_dijkstra_unload() {
+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_units = generic_set_processing_units;
+ new_component->generic_routing.set_autonomous_system = generic_set_autonomous_system;
+ new_component->generic_routing.set_route = generic_set_route;
+ new_component->generic_routing.set_ASroute = generic_set_ASroute;
+ new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
+ new_component->generic_routing.get_route = dijkstra_get_route;
+ 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_end() {
+static void* model_dijkstra_create(void) {
+ return model_dijkstra_both_create(0);
}
-static void* model_dijkstracache_create() {
+static void* model_dijkstracache_create(void) {
+ return model_dijkstra_both_create(1);
}
-static void model_dijkstracache_load() {
+static void model_dijkstra_both_load(void) {
+ /* use "surfxml_add_callback" to add a parse function call */
}
-static void model_dijkstracache_unload() {
+static void model_dijkstra_both_unload(void) {
+ /* use "surfxml_del_callback" to remove a parse function call */
}
-static void model_dijkstracache_end() {
-}
+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));
+
+ /* 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;
+ }
+
+}
/* ************************************************************************** */
/* ******************************* NO ROUTING ******************************* */
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_units(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() {
+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_units = none_set_processing_units;
+ 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_bypass_route = none_get_bypass_route;
new_component->generic_routing.finalize = none_finalize;
return new_component;
}
-static void model_none_load() {}
-static void model_none_unload() {}
-static void model_none_end() {}
+static void model_none_load(void) {}
+static void model_none_unload(void) {}
+static void model_none_end(void) {}
/* ************************************************** */
/* ********** 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 */
+ */
+/*** Routing model structure ***/
typedef struct {
s_routing_component_t generic_routing;
/* things that your routing model need */
} s_routing_component_NEW_t,*routing_component_NEW_t;
-/* Parse routing model functions */
-static void NEW_parse_S_host(void) {} /* example*/
+/*** Parse routing model functions ***/
+static void model_NEW_set_processing_units(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) {} /* mandatory */
-static void NEW_finalize(routing_component_t rc) {} /* mandatory */
+/*** 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) {}
-/* Creation routing model functions */
-static void* model_NEW_create() {} /* mandatory */
-static void model_NEW_load() {} /* mandatory */
-static void model_NEW_unload() {} /* mandatory */
-static void model_NEW_end() {} /* mandatory */
+// /*** Creation routing model functions ***/
+static void* model_NEW_create(void) {
+ routing_component_full_t new_component = xbt_new0(s_routing_component_full_t,1);
+ new_component->generic_routing.set_processing_units = model_NEW_set_processing_units;
+ 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_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);
+static void generic_set_processing_units(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_malloc(sizeof(int)); ?
+ 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_units\" not support");
+ *id = xbt_dict_length(_to_index);
+ xbt_dict_set(_to_index,name,id,xbt_free);
}
-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 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_malloc(sizeof(int)); ?
+ 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 support");
+ *id = xbt_dict_length(_to_index);
+ xbt_dict_set(_to_index,name,id,xbt_free);
}
-static void generic_parse_E_route_store_route(void) {
+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;
- 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;
+ 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 support");
+
+ 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 support");
+
+ 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 support");
+ 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 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_set_bypassroute\" not support");
+
+
+ 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 = e_route_bypass->src_gateway;
+ new_e_route->dst_gateway = 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_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) {
+ 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) {
+ 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);
+
+ if(result)
+ {
+ xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
+ if( !strcmp(elem->name,element) ) 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);
+}
+
////////////////////////////////////////////////////////////////////////////////
// HERE FINISH THE NEW CODE
////////////////////////////////////////////////////////////////////////////////
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); } }
+ { xbt_dict_foreach(((routing_component_floyd_t)rc)->to_index, cursor, key, val) { printf("<%s-%d> ",key,*val); }
+ }
else
xbt_assert0(0, "Invalid model for call \"print_tree\"");
printf("\n");
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);
- }
+ xbt_dict_foreach(global_routing->where_network_elements, cursor, key, elem) { printf("<%s>\n",key); }
}
//...... 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 void print_AS_end(void) { printf("AS!!! %s\n",A_surfxml_AS_id); }
+static void print_host(void) { printf("host!!! %s\n",A_surfxml_host_id); }
+static void print_link(void) { printf("link!!! %s\n",A_surfxml_link_id); }
+static void print_route(void) { printf("route!!! %s a %s\n",A_surfxml_route_src,A_surfxml_route_dst); }
+static void print_ctn(void) { printf("ctn!!! %s\n",A_surfxml_link_c_ctn_id); }
//...... DEBUG ONLY .... //
-static void DEGUB_exit(void) {
-
- printf("-------- print tree elements -----\n");
- print_tree(global_routing->root);
- printf("----------------------------------\n\n");
+static void DEBUG_exit(void) {
- printf("-------- network_elements --------\n");
- print_global();
- printf("----------------------------------\n\n");
+// printf("-------- print tree elements -----\n");
+// print_tree(global_routing->root);
+// printf("----------------------------------\n\n");
+//
+// printf("-------- network_elements --------\n");
+// print_global();
+// printf("----------------------------------\n\n");
-// char* names[] = { "11.A","11.B","11.C","121.A","121.B","122.A","13.A","13.B"};
+// const char* names[] = { "11.A","11.B","11.C","121.A","121.B","122.A","13.A","13.B"};
// int i,j,total = 8;
// printf("-- print all the example routes --\n");
-// char* names[] = { "11.A","11.B","11.C"};
+// const char* names[] = { "11.A","11.B","11.C"};
// int i,j,total = 3;
-// char* names[] = { "141.A","141.B","143.A","143.B"};
+// const char* names[] = { "141.A","141.B","143.A","143.B"};
// int i,j,total = 4;
-// char* names[] = { "142.A","142.B","142.C" };
+// const char* names[] = { "15.A","15.B","15.C" };
// int i,j,total = 3;
-// 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"};
+// const char* names[] = { "142.A","142.B","142.C", "11.A","11.B","11.C","141.A","141.B","143.A","143.B","11.A","11.B","11.C","121.A","121.B","122.A","13.A","13.B"};
// int i,j,total = 3+4+8+3;
- 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"};
- int i,j,total = 3+2+1+2+2+3+2+3;
+// const char* names[] = { "142.A","142.B","142.C" };
+// int i,j,total = 3;
+ const char* names[] = { "11.A","11.B","11.C",
+ "121.A","121.B",
+ "122.A",
+ "13.A","13.B",
+ "141.A","141.B",
+ "142.A","142.B","142.C",
+ "143.A","143.B",
+ "15.A","15.B","15.C"};
+ unsigned int i,j,total = 3+2+1+2+2+3+2+3;
+
+// const char* names[] = { "141.A","143.A" };
+// int i,j,total = 2;
+
printf("-- print all the example routes --\n");
xbt_dynar_t links;
void* link;
for(i=0;i<total;i++) {
for(j=0;j<total;j++) {
+ printf("route from %s to %s >>>\n ",names[i],names[j]);
links = (*(global_routing->get_route))(names[i],names[j]);
- printf("route from %s to %s >>> ",names[i],names[j]);
- int cpt=0;
+ printf(">>>");
+ unsigned int cpt=0;
xbt_dynar_foreach(links, cpt, link) {
s_surf_resource_t* generic_resource = link;
printf(" %s",generic_resource->name);
printf("\n");
}
}
-
printf("----------------------------------\n\n");
printf("---------- call finalize ---------\n");
// HERE END THE NEW CODE
////////////////////////////////////////////////////////////////////////////////
+
// /* ************************************************************************** */
// /* *************************** FULL ROUTING ********************************* */
// typedef struct {