1 /* Copyright (c) 2006-2014. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
11 #include "xbt/RngStream.h"
12 #include "simgrid/platf_interface.h"
13 #include "surf/surf_routing.h"
14 #include "surf/surf.h"
16 #include "src/simix/smx_private.h"
18 #include "cpu_interface.hpp"
19 #include "host_interface.hpp"
21 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
22 xbt_dynar_t sg_platf_link_cb_list = NULL; // of sg_platf_link_cb_t
23 xbt_dynar_t sg_platf_cluster_cb_list = NULL; // of sg_platf_cluster_cb_t
24 xbt_dynar_t sg_platf_postparse_cb_list = NULL; // of void_f_void_t
26 static int surf_parse_models_setup_already_called = 0;
28 /* one RngStream for the platform, to respect some statistic rules */
29 static RngStream sg_platf_rng_stream = NULL;
31 /** Module management function: creates all internal data structures */
32 void sg_platf_init(void) {
34 //FIXME : Ugly, but useful...
35 if (sg_platf_postparse_cb_list)
36 return; //Already initialized, so do nothing...
38 sg_platf_link_cb_list = xbt_dynar_new(sizeof(sg_platf_link_cb_t), NULL);
39 sg_platf_cluster_cb_list = xbt_dynar_new(sizeof(sg_platf_cluster_cb_t), NULL);
40 sg_platf_postparse_cb_list = xbt_dynar_new(sizeof(sg_platf_link_cb_t),NULL);
43 /** Module management function: frees all internal data structures */
44 void sg_platf_exit(void) {
45 xbt_dynar_free(&sg_platf_link_cb_list);
46 xbt_dynar_free(&sg_platf_postparse_cb_list);
47 xbt_dynar_free(&sg_platf_cluster_cb_list);
49 /* make sure that we will reinit the models while loading the platf once reinited */
50 surf_parse_models_setup_already_called = 0;
53 void sg_platf_new_host(sg_platf_host_cbarg_t host)
55 xbt_assert(! sg_host_by_name(host->id),
56 "Refusing to create a second host named '%s'.", host->id);
58 RoutingEdge *net = NULL;
59 As* current_routing = routing_get_current();
61 net = routing_add_host(current_routing, host);
63 Cpu *cpu = surf_cpu_model_pm->createCpu(
73 surf_host_model->createHost(host->id, net, cpu);
75 if (TRACE_is_enabled() && TRACE_needs_platform())
76 sg_instr_new_host(host);
80 * \brief Add a "router" to the network element list
82 void sg_platf_new_router(sg_platf_router_cbarg_t router)
84 As* current_routing = routing_get_current();
86 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
87 current_routing->p_hierarchy = SURF_ROUTING_BASE;
88 xbt_assert(!xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL),
89 "Reading a router, processing unit \"%s\" already exists",
92 RoutingEdge *info = new RoutingEdgeImpl(xbt_strdup(router->id),
94 SURF_NETWORK_ELEMENT_ROUTER,
96 info->setId(current_routing->parsePU(info));
97 xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, (void *) info);
98 XBT_DEBUG("Having set name '%s' id '%d'", router->id, info->getId());
99 routingEdgeCreatedCallbacks(info);
101 if (router->coord && strcmp(router->coord, "")) {
105 if (!COORD_ASR_LEVEL)
106 xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
107 /* Pre-parse the host coordinates */
108 xbt_dynar_t ctn_str = xbt_str_split_str(router->coord, " ");
109 xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
110 xbt_dynar_foreach(ctn_str,cursor, str) {
111 double val = atof(str);
112 xbt_dynar_push(ctn,&val);
114 xbt_dynar_shrink(ctn, 0);
115 xbt_dynar_free(&ctn_str);
116 xbt_lib_set(as_router_lib, router->id, COORD_ASR_LEVEL, (void *) ctn);
117 XBT_DEBUG("Having set router coordinates for '%s'",router->id);
120 if (TRACE_is_enabled())
121 sg_instr_new_router(router);
124 void sg_platf_new_link(sg_platf_link_cbarg_t link){
125 unsigned int iterator;
126 sg_platf_link_cb_t fun;
127 xbt_dynar_foreach(sg_platf_link_cb_list, iterator, fun) {
132 void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
134 routing_new_cluster(cluster);
136 unsigned int iterator;
137 sg_platf_cluster_cb_t fun;
138 xbt_dynar_foreach(sg_platf_cluster_cb_list, iterator, fun) {
143 void sg_platf_new_storage(sg_platf_storage_cbarg_t storage)
145 xbt_assert(!xbt_lib_get_or_null(storage_lib, storage->id,ROUTING_STORAGE_LEVEL),
146 "Reading a storage, processing unit \"%s\" already exists", storage->id);
148 // Verification of an existing type_id
150 void* storage_type = xbt_lib_get_or_null(storage_type_lib, storage->type_id,ROUTING_STORAGE_TYPE_LEVEL);
152 xbt_assert(storage_type,"Reading a storage, type id \"%s\" does not exists", storage->type_id);
154 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'",
159 xbt_lib_set(storage_lib,
161 ROUTING_STORAGE_LEVEL,
162 (void *) xbt_strdup(storage->type_id));
164 void* stype = xbt_lib_get_or_null(storage_type_lib,
166 ROUTING_STORAGE_TYPE_LEVEL);
167 if(!stype) xbt_die("No storage type '%s'",storage->type_id);
169 // if storage content is not specified use the content of storage_type if exist
170 if(!strcmp(storage->content,"") && strcmp(((storage_type_t) stype)->content,"")){
171 storage->content = ((storage_type_t) stype)->content;
172 storage->content_type = ((storage_type_t) stype)->content_type;
173 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s) from storage type '%s' ",
174 storage->id,((storage_type_t) stype)->content_type,
175 ((storage_type_t) stype)->type_id);
178 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
179 "\n\t\tmodel '%s' \n\t\tcontent '%s'\n\t\tcontent_type '%s' "
180 "\n\t\tproperties '%p''\n",
182 ((storage_type_t) stype)->model,
183 ((storage_type_t) stype)->type_id,
185 storage->content_type,
186 storage->properties);
188 surf_storage_model->createStorage(storage->id,
189 ((storage_type_t) stype)->type_id,
191 storage->content_type,
195 void sg_platf_new_storage_type(sg_platf_storage_type_cbarg_t storage_type){
197 xbt_assert(!xbt_lib_get_or_null(storage_type_lib, storage_type->id,ROUTING_STORAGE_TYPE_LEVEL),
198 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id);
200 storage_type_t stype = xbt_new0(s_storage_type_t, 1);
201 stype->model = xbt_strdup(storage_type->model);
202 stype->properties = storage_type->properties;
203 stype->content = xbt_strdup(storage_type->content);
204 stype->content_type = xbt_strdup(storage_type->content_type);
205 stype->type_id = xbt_strdup(storage_type->id);
206 stype->size = storage_type->size;
207 stype->model_properties = storage_type->model_properties;
209 XBT_DEBUG("ROUTING Create a storage type id '%s' with model '%s', "
210 "content '%s', and content_type '%s'",
213 storage_type->content,
214 storage_type->content_type);
216 xbt_lib_set(storage_type_lib,
218 ROUTING_STORAGE_TYPE_LEVEL,
221 void sg_platf_new_mstorage(sg_platf_mstorage_cbarg_t mstorage)
224 // mount_t mnt = xbt_new0(s_mount_t, 1);
225 // mnt->id = xbt_strdup(mstorage->type_id);
226 // mnt->name = xbt_strdup(mstorage->name);
229 // XBT_DEBUG("Creata a Mount list for %s",A_surfxml_host_id);
230 // mount_list = xbt_dynar_new(sizeof(char *), NULL);
232 // xbt_dynar_push(mount_list,(void *) mnt);
236 // XBT_DEBUG("ROUTING Mount a storage name '%s' with type_id '%s'",mstorage->name, mstorage->id);
239 static void mount_free(void *p)
241 mount_t mnt = (mount_t) p;
245 void sg_platf_new_mount(sg_platf_mount_cbarg_t mount){
246 // Verification of an existing storage
248 void* storage = xbt_lib_get_or_null(storage_lib, mount->storageId, ROUTING_STORAGE_LEVEL);
250 xbt_assert(storage,"Disk id \"%s\" does not exists", mount->storageId);
252 XBT_DEBUG("ROUTING Mount '%s' on '%s'",mount->storageId, mount->name);
255 mnt.storage = surf_storage_resource_priv(surf_storage_resource_by_name(mount->storageId));
256 mnt.name = xbt_strdup(mount->name);
259 XBT_DEBUG("Create a Mount list for %s",A_surfxml_host_id);
260 mount_list = xbt_dynar_new(sizeof(s_mount_t), mount_free);
262 xbt_dynar_push(mount_list, &mnt);
265 void sg_platf_new_route(sg_platf_route_cbarg_t route)
267 routing_get_current()->parseRoute(route);
270 void sg_platf_new_ASroute(sg_platf_route_cbarg_t ASroute)
272 routing_get_current()->parseASroute(ASroute);
275 void sg_platf_new_bypassRoute(sg_platf_route_cbarg_t bypassRoute)
277 routing_get_current()->parseBypassroute(bypassRoute);
280 void sg_platf_new_bypassASroute(sg_platf_route_cbarg_t bypassASroute)
282 routing_get_current()->parseBypassroute(bypassASroute);
285 void sg_platf_new_process(sg_platf_process_cbarg_t process)
288 xbt_die("Cannot create process without SIMIX.");
290 sg_host_t host = sg_host_by_name(process->host);
292 THROWF(arg_error, 0, "Host '%s' unknown", process->host);
293 xbt_main_func_t parse_code = SIMIX_get_registered_function(process->function);
294 xbt_assert(parse_code, "Function '%s' unknown", process->function);
296 double start_time = process->start_time;
297 double kill_time = process->kill_time;
298 int auto_restart = process->on_failure == SURF_PROCESS_ON_FAILURE_DIE ? 0 : 1;
300 smx_process_arg_t arg = NULL;
301 smx_process_t process_created = NULL;
303 arg = xbt_new0(s_smx_process_arg_t, 1);
304 arg->code = parse_code;
306 arg->hostname = sg_host_get_name(host);
307 arg->argc = process->argc;
308 arg->argv = xbt_new(char *,process->argc);
310 for (i=0; i<process->argc; i++)
311 arg->argv[i] = xbt_strdup(process->argv[i]);
312 arg->name = xbt_strdup(arg->argv[0]);
313 arg->kill_time = kill_time;
314 arg->properties = current_property_set;
315 if (!sg_host_simix(host)->boot_processes) {
316 sg_host_simix(host)->boot_processes = xbt_dynar_new(sizeof(smx_process_arg_t), _SIMIX_host_free_process_arg);
318 xbt_dynar_push_as(sg_host_simix(host)->boot_processes,smx_process_arg_t,arg);
320 if (start_time > SIMIX_get_clock()) {
321 arg = xbt_new0(s_smx_process_arg_t, 1);
322 arg->name = (char*)(process->argv)[0];
323 arg->code = parse_code;
325 arg->hostname = sg_host_get_name(host);
326 arg->argc = process->argc;
327 arg->argv = (char**)(process->argv);
328 arg->kill_time = kill_time;
329 arg->properties = current_property_set;
331 XBT_DEBUG("Process %s(%s) will be started at time %f", arg->name,
332 arg->hostname, start_time);
333 SIMIX_timer_set(start_time, [](void* arg) {
334 SIMIX_process_create_from_wrapper((smx_process_arg_t) arg);
336 } else { // start_time <= SIMIX_get_clock()
337 XBT_DEBUG("Starting Process %s(%s) right now", process->argv[0], sg_host_get_name(host));
339 if (simix_global->create_process_function)
340 process_created = simix_global->create_process_function(
341 (char*)(process->argv)[0],
344 sg_host_get_name(host),
347 (char**)(process->argv),
348 current_property_set,
351 process_created = simcall_process_create((char*)(process->argv)[0], parse_code, NULL, sg_host_get_name(host), kill_time, process->argc,
352 (char**)process->argv, current_property_set,auto_restart);
354 /* verify if process has been created (won't be the case if the host is currently dead, but that's fine) */
355 if (!process_created) {
359 current_property_set = NULL;
362 void sg_platf_route_begin (sg_platf_route_cbarg_t route){
363 route->link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
365 void sg_platf_ASroute_begin (sg_platf_route_cbarg_t ASroute){
366 ASroute->link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
369 void sg_platf_route_end (sg_platf_route_cbarg_t route){
370 sg_platf_new_route(route);
372 void sg_platf_ASroute_end (sg_platf_route_cbarg_t ASroute){
373 sg_platf_new_ASroute(ASroute);
376 void sg_platf_route_add_link (const char* link_id, sg_platf_route_cbarg_t route){
377 char *link_name = xbt_strdup(link_id);
378 xbt_dynar_push(route->link_list, &link_name);
380 void sg_platf_ASroute_add_link (const char* link_id, sg_platf_route_cbarg_t ASroute){
381 char *link_name = xbt_strdup(link_id);
382 xbt_dynar_push(ASroute->link_list, &link_name);
385 void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
387 void sg_platf_end() {
388 unsigned int iterator;
390 xbt_dynar_foreach(sg_platf_postparse_cb_list, iterator, fun) {
395 void sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
397 if (!surf_parse_models_setup_already_called) {
398 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
399 * That is, after the last <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
401 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
402 * (FIXME: check it out by creating a file beginning with one of these tags)
403 * but cluster and peer create ASes internally, so putting the code in there is ok.
405 * TODO, There used to be a guard protecting here against
406 * xbt_dynar_length(sg_platf_AS_begin_cb_list) because we don't want to
407 * initialize the models if we are parsing the file to get the deployment.
408 * That could happen if the same file would be used for platf and deploy:
409 * it'd contain AS tags even during the deploy parsing. Removing that guard
410 * would result of the models to get re-inited when parsing for deploy.
411 * Currently using the same file for platform and deployment is broken
412 * however. This guard will have to ba adapted in order to make this feature
415 surf_parse_models_setup_already_called = 1;
416 surf_config_models_setup();
419 routing_AS_begin(AS);
420 if (TRACE_is_enabled())
421 sg_instr_AS_begin(AS);
424 void sg_platf_new_AS_end()
427 if (TRACE_is_enabled())
430 /* ***************************************** */
432 void sg_platf_link_add_cb(sg_platf_link_cb_t fct) {
433 xbt_dynar_push(sg_platf_link_cb_list, &fct);
435 void sg_platf_cluster_add_cb(sg_platf_cluster_cb_t fct) {
436 xbt_dynar_push(sg_platf_cluster_cb_list, &fct);
438 void sg_platf_postparse_add_cb(void_f_void_t fct) {
439 xbt_dynar_push(sg_platf_postparse_cb_list, &fct);
442 void sg_platf_rng_stream_init(unsigned long seed[6]) {
443 RngStream_SetPackageSeed(seed);
444 sg_platf_rng_stream = RngStream_CreateStream(NULL);
447 RngStream sg_platf_rng_stream_get(const char* id) {
448 RngStream stream = NULL;
449 unsigned int id_hash;
451 stream = RngStream_CopyStream(sg_platf_rng_stream);
452 id_hash = xbt_str_hash(id);
453 RngStream_AdvanceState(stream, 0, (long)id_hash);