1 /* Copyright (c) 2010-2017. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "src/instr/instr_private.h"
8 #include "simgrid/s4u/Engine.hpp"
9 #include "simgrid/s4u/Host.hpp"
10 #include "src/kernel/routing/NetZoneImpl.hpp"
11 #include "src/kernel/routing/NetPoint.hpp"
12 #include "src/surf/network_interface.hpp"
13 #include "src/surf/xml/platf_private.hpp"
14 #include "surf/surf.h"
15 #include "xbt/graph.h"
17 XBT_LOG_NEW_DEFAULT_SUBCATEGORY (instr_routing, instr, "Tracing platform hierarchy");
19 static int platform_created = 0; /* indicate whether the platform file has been traced */
20 static std::vector<container_t> currentContainer; /* push and pop, used only in creation */
22 static const char *instr_node_name (xbt_node_t node)
24 void *data = xbt_graph_node_get_data(node);
25 return static_cast<char*>(data);
28 static container_t lowestCommonAncestor (container_t a1, container_t a2)
30 //this is only an optimization (since most of a1 and a2 share the same parent)
31 if (a1->father_ == a2->father_)
34 //create an array with all ancestors of a1
35 std::vector<container_t> ancestors_a1;
36 container_t p = a1->father_;
38 ancestors_a1.push_back(p);
42 //create an array with all ancestors of a2
43 std::vector<container_t> ancestors_a2;
46 ancestors_a2.push_back(p);
50 //find the lowest ancestor
52 int i = ancestors_a1.size() - 1;
53 int j = ancestors_a2.size() - 1;
54 while (i >= 0 && j >= 0){
55 container_t a1p = ancestors_a1.at(i);
56 container_t a2p = ancestors_a2.at(j);
68 static void linkContainers (container_t src, container_t dst, xbt_dict_t filter)
71 if (strcmp(src->name_, "__loopback__") == 0 || strcmp(dst->name_, "__loopback__") == 0) {
72 XBT_DEBUG (" linkContainers: ignoring loopback link");
77 container_t father = lowestCommonAncestor (src, dst);
79 xbt_die ("common father unknown, this is a tracing problem");
82 if (filter != nullptr){
83 //check if we already register this pair (we only need one direction)
84 char aux1[INSTR_DEFAULT_STR_SIZE];
85 char aux2[INSTR_DEFAULT_STR_SIZE];
86 snprintf(aux1, INSTR_DEFAULT_STR_SIZE, "%s%s", src->name_, dst->name_);
87 snprintf(aux2, INSTR_DEFAULT_STR_SIZE, "%s%s", dst->name_, src->name_);
88 if (xbt_dict_get_or_null (filter, aux1)){
89 XBT_DEBUG(" linkContainers: already registered %s <-> %s (1)", src->name_, dst->name_);
92 if (xbt_dict_get_or_null (filter, aux2)){
93 XBT_DEBUG(" linkContainers: already registered %s <-> %s (2)", dst->name_, src->name_);
97 //ok, not found, register it
98 xbt_dict_set (filter, aux1, xbt_strdup ("1"), nullptr);
99 xbt_dict_set (filter, aux2, xbt_strdup ("1"), nullptr);
103 char link_typename[INSTR_DEFAULT_STR_SIZE];
104 snprintf(link_typename, INSTR_DEFAULT_STR_SIZE, "%s-%s%s-%s%s", father->type_->name_, src->type_->name_,
105 src->type_->id_, dst->type_->name_, dst->type_->id_);
106 simgrid::instr::Type* link_type = father->type_->getChildOrNull(link_typename);
107 if (link_type == nullptr)
108 link_type = simgrid::instr::Type::linkNew(link_typename, father->type_, src->type_, dst->type_);
110 //register EDGE types for triva configuration
111 trivaEdgeTypes.insert(link_type->name_);
114 static long long counter = 0;
116 char key[INSTR_DEFAULT_STR_SIZE];
117 snprintf (key, INSTR_DEFAULT_STR_SIZE, "%lld", counter);
120 new simgrid::instr::StartLinkEvent(SIMIX_get_clock(), father, link_type, src, "topology", key);
121 new simgrid::instr::EndLinkEvent(SIMIX_get_clock(), father, link_type, dst, "topology", key);
123 XBT_DEBUG(" linkContainers %s <-> %s", src->name_, dst->name_);
126 static void recursiveGraphExtraction(simgrid::s4u::NetZone* netzone, container_t container, xbt_dict_t filter)
128 if (not TRACE_platform_topology()) {
129 XBT_DEBUG("Graph extraction disabled by user.");
132 XBT_DEBUG("Graph extraction for NetZone = %s", netzone->getCname());
133 if (not netzone->getChildren()->empty()) {
134 //bottom-up recursion
135 for (auto const& nz_son : *netzone->getChildren()) {
136 container_t child_container = static_cast<container_t>(xbt_dict_get(container->children_, nz_son->getCname()));
137 recursiveGraphExtraction(nz_son, child_container, filter);
141 xbt_graph_t graph = xbt_graph_new_graph (0, nullptr);
142 xbt_dict_t nodes = xbt_dict_new_homogeneous(nullptr);
143 xbt_dict_t edges = xbt_dict_new_homogeneous(nullptr);
144 xbt_edge_t edge = nullptr;
146 xbt_dict_cursor_t cursor = nullptr;
149 static_cast<simgrid::kernel::routing::NetZoneImpl*>(netzone)->getGraph(graph, nodes, edges);
150 xbt_dict_foreach(edges,cursor,edge_name,edge) {
152 PJ_container_get(static_cast<const char*>(edge->src->data)),
153 PJ_container_get(static_cast<const char*>(edge->dst->data)), filter);
155 xbt_dict_free (&nodes);
156 xbt_dict_free (&edges);
157 xbt_graph_free_graph(graph, xbt_free_f, xbt_free_f, nullptr);
163 static void sg_instr_AS_begin(simgrid::s4u::NetZone& netzone)
165 const char* id = netzone.getCname();
167 if (PJ_container_get_root() == nullptr){
168 container_t root = new simgrid::instr::Container(id, simgrid::instr::INSTR_AS, nullptr);
169 PJ_container_set_root (root);
171 if (TRACE_smpi_is_enabled()) {
172 simgrid::instr::Type* mpi = root->type_->getChildOrNull("MPI");
174 mpi = simgrid::instr::Type::containerNew("MPI", root->type_);
175 if (not TRACE_smpi_is_grouped())
176 simgrid::instr::Type::stateNew("MPI_STATE", mpi);
177 simgrid::instr::Type::linkNew("MPI_LINK", PJ_type_get_root(), mpi, mpi);
181 if (TRACE_needs_platform()){
182 currentContainer.push_back(root);
187 if (TRACE_needs_platform()){
188 container_t father = currentContainer.back();
189 container_t container = new simgrid::instr::Container(id, simgrid::instr::INSTR_AS, father);
190 currentContainer.push_back(container);
194 static void sg_instr_AS_end(simgrid::s4u::NetZone& /*netzone*/)
196 if (TRACE_needs_platform()){
197 currentContainer.pop_back();
201 static void instr_routing_parse_start_link(simgrid::s4u::Link& link)
203 if (currentContainer.empty()) // No ongoing parsing. Are you creating the loopback?
205 container_t father = currentContainer.back();
207 double bandwidth_value = link.bandwidth();
208 double latency_value = link.latency();
210 container_t container = new simgrid::instr::Container(link.name(), simgrid::instr::INSTR_LINK, father);
212 if ((TRACE_categorized() || TRACE_uncategorized() || TRACE_platform()) && (not TRACE_disable_link())) {
213 simgrid::instr::Type* bandwidth = container->type_->getChildOrNull("bandwidth");
214 if (bandwidth == nullptr)
215 bandwidth = simgrid::instr::Type::variableNew("bandwidth", nullptr, container->type_);
216 simgrid::instr::Type* latency = container->type_->getChildOrNull("latency");
217 if (latency == nullptr)
218 latency = simgrid::instr::Type::variableNew("latency", nullptr, container->type_);
219 new simgrid::instr::SetVariableEvent(0, container, bandwidth, bandwidth_value);
220 new simgrid::instr::SetVariableEvent(0, container, latency, latency_value);
222 if (TRACE_uncategorized()) {
223 simgrid::instr::Type* bandwidth_used = container->type_->getChildOrNull("bandwidth_used");
224 if (bandwidth_used == nullptr)
225 simgrid::instr::Type::variableNew("bandwidth_used", "0.5 0.5 0.5", container->type_);
229 static void sg_instr_new_host(simgrid::s4u::Host& host)
231 container_t father = currentContainer.back();
232 container_t container = new simgrid::instr::Container(host.getCname(), simgrid::instr::INSTR_HOST, father);
234 if ((TRACE_categorized() || TRACE_uncategorized() || TRACE_platform()) && (not TRACE_disable_speed())) {
235 simgrid::instr::Type* speed = container->type_->getChildOrNull("power");
236 if (speed == nullptr){
237 speed = simgrid::instr::Type::variableNew("power", nullptr, container->type_);
240 double current_speed_state = host.getSpeed();
241 new simgrid::instr::SetVariableEvent(0, container, speed, current_speed_state);
243 if (TRACE_uncategorized()){
244 simgrid::instr::Type* speed_used = container->type_->getChildOrNull("power_used");
245 if (speed_used == nullptr){
246 simgrid::instr::Type::variableNew("power_used", "0.5 0.5 0.5", container->type_);
250 if (TRACE_smpi_is_enabled() && TRACE_smpi_is_grouped()){
251 simgrid::instr::Type* mpi = container->type_->getChildOrNull("MPI");
253 mpi = simgrid::instr::Type::containerNew("MPI", container->type_);
254 simgrid::instr::Type::stateNew("MPI_STATE", mpi);
258 if (TRACE_msg_process_is_enabled()) {
259 simgrid::instr::Type* msg_process = container->type_->getChildOrNull("MSG_PROCESS");
260 if (msg_process == nullptr){
261 msg_process = simgrid::instr::Type::containerNew("MSG_PROCESS", container->type_);
262 simgrid::instr::Type* state = simgrid::instr::Type::stateNew("MSG_PROCESS_STATE", msg_process);
263 new simgrid::instr::Value("suspend", "1 0 1", state);
264 simgrid::instr::Value::get_or_new("sleep", "1 1 0", state);
265 simgrid::instr::Value::get_or_new("receive", "1 0 0", state);
266 simgrid::instr::Value::get_or_new("send", "0 0 1", state);
267 simgrid::instr::Value::get_or_new("task_execute", "0 1 1", state);
268 simgrid::instr::Type::linkNew("MSG_PROCESS_LINK", PJ_type_get_root(), msg_process, msg_process);
269 simgrid::instr::Type::linkNew("MSG_PROCESS_TASK_LINK", PJ_type_get_root(), msg_process, msg_process);
273 if (TRACE_msg_vm_is_enabled()) {
274 simgrid::instr::Type* msg_vm = container->type_->getChildOrNull("MSG_VM");
275 if (msg_vm == nullptr){
276 msg_vm = simgrid::instr::Type::containerNew("MSG_VM", container->type_);
277 simgrid::instr::Type* state = simgrid::instr::Type::stateNew("MSG_VM_STATE", msg_vm);
278 new simgrid::instr::Value("suspend", "1 0 1", state);
279 simgrid::instr::Value::get_or_new("sleep", "1 1 0", state);
280 simgrid::instr::Value::get_or_new("receive", "1 0 0", state);
281 simgrid::instr::Value::get_or_new("send", "0 0 1", state);
282 simgrid::instr::Value::get_or_new("task_execute", "0 1 1", state);
283 simgrid::instr::Type::linkNew("MSG_VM_LINK", PJ_type_get_root(), msg_vm, msg_vm);
284 simgrid::instr::Type::linkNew("MSG_VM_PROCESS_LINK", PJ_type_get_root(), msg_vm, msg_vm);
290 static void sg_instr_new_router(simgrid::kernel::routing::NetPoint * netpoint)
292 if (not netpoint->isRouter())
294 if (TRACE_is_enabled() && TRACE_needs_platform()) {
295 container_t father = currentContainer.back();
296 new simgrid::instr::Container(netpoint->cname(), simgrid::instr::INSTR_ROUTER, father);
300 static void instr_routing_parse_end_platform ()
302 currentContainer.clear();
303 xbt_dict_t filter = xbt_dict_new_homogeneous(xbt_free_f);
304 XBT_DEBUG ("Starting graph extraction.");
305 recursiveGraphExtraction(simgrid::s4u::Engine::getInstance()->getNetRoot(), PJ_container_get_root(), filter);
306 XBT_DEBUG ("Graph extraction finished.");
307 xbt_dict_free(&filter);
308 platform_created = 1;
309 TRACE_paje_dump_buffer(1);
312 void instr_routing_define_callbacks ()
314 //always need the call backs to ASes (we need only the root AS),
315 //to create the rootContainer and the rootType properly
316 if (not TRACE_is_enabled())
318 if (TRACE_needs_platform()) {
319 simgrid::s4u::Link::onCreation.connect(instr_routing_parse_start_link);
320 simgrid::s4u::onPlatformCreated.connect(instr_routing_parse_end_platform);
321 simgrid::s4u::Host::onCreation.connect(sg_instr_new_host);
323 simgrid::s4u::NetZone::onCreation.connect(sg_instr_AS_begin);
324 simgrid::s4u::NetZone::onSeal.connect(sg_instr_AS_end);
325 simgrid::kernel::routing::NetPoint::onCreation.connect(&sg_instr_new_router);
328 * user categories support
330 static void recursiveNewVariableType(const char* new_typename, const char* color, simgrid::instr::Type* root)
332 if (not strcmp(root->name_, "HOST")) {
333 char tnstr[INSTR_DEFAULT_STR_SIZE];
334 snprintf (tnstr, INSTR_DEFAULT_STR_SIZE, "p%s", new_typename);
335 simgrid::instr::Type::variableNew(tnstr, color, root);
337 if (not strcmp(root->name_, "MSG_VM")) {
338 char tnstr[INSTR_DEFAULT_STR_SIZE];
339 snprintf (tnstr, INSTR_DEFAULT_STR_SIZE, "p%s", new_typename);
340 simgrid::instr::Type::variableNew(tnstr, color, root);
342 if (not strcmp(root->name_, "LINK")) {
343 char tnstr[INSTR_DEFAULT_STR_SIZE];
344 snprintf (tnstr, INSTR_DEFAULT_STR_SIZE, "b%s", new_typename);
345 simgrid::instr::Type::variableNew(tnstr, color, root);
347 xbt_dict_cursor_t cursor = nullptr;
348 simgrid::instr::Type* child_type;
350 xbt_dict_foreach (root->children_, cursor, name, child_type) {
351 recursiveNewVariableType (new_typename, color, child_type);
355 void instr_new_variable_type (const char *new_typename, const char *color)
357 recursiveNewVariableType (new_typename, color, PJ_type_get_root());
360 static void recursiveNewUserVariableType(const char* father_type, const char* new_typename, const char* color,
361 simgrid::instr::Type* root)
363 if (not strcmp(root->name_, father_type)) {
364 simgrid::instr::Type::variableNew(new_typename, color, root);
366 xbt_dict_cursor_t cursor = nullptr;
367 simgrid::instr::Type* child_type;
369 xbt_dict_foreach (root->children_, cursor, name, child_type) {
370 recursiveNewUserVariableType (father_type, new_typename, color, child_type);
374 void instr_new_user_variable_type (const char *father_type, const char *new_typename, const char *color)
376 recursiveNewUserVariableType (father_type, new_typename, color, PJ_type_get_root());
379 static void recursiveNewUserStateType(const char* father_type, const char* new_typename, simgrid::instr::Type* root)
381 if (not strcmp(root->name_, father_type)) {
382 simgrid::instr::Type::stateNew(new_typename, root);
384 xbt_dict_cursor_t cursor = nullptr;
385 simgrid::instr::Type* child_type;
387 xbt_dict_foreach (root->children_, cursor, name, child_type) {
388 recursiveNewUserStateType (father_type, new_typename, child_type);
392 void instr_new_user_state_type (const char *father_type, const char *new_typename)
394 recursiveNewUserStateType (father_type, new_typename, PJ_type_get_root());
397 static void recursiveNewValueForUserStateType(const char* type_name, const char* val, const char* color,
398 simgrid::instr::Type* root)
400 if (not strcmp(root->name_, type_name)) {
401 new simgrid::instr::Value(val, color, root);
403 xbt_dict_cursor_t cursor = nullptr;
404 simgrid::instr::Type* child_type;
406 xbt_dict_foreach (root->children_, cursor, name, child_type) {
407 recursiveNewValueForUserStateType(type_name, val, color, child_type);
411 void instr_new_value_for_user_state_type (const char *type_name, const char *value, const char *color)
413 recursiveNewValueForUserStateType (type_name, value, color, PJ_type_get_root());
416 int instr_platform_traced ()
418 return platform_created;
421 #define GRAPHICATOR_SUPPORT_FUNCTIONS
423 static void recursiveXBTGraphExtraction(xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges, sg_netzone_t netzone,
424 container_t container)
426 if (not netzone->getChildren()->empty()) {
427 //bottom-up recursion
428 for (auto const& netzone_child : *netzone->getChildren()) {
429 container_t child_container =
430 static_cast<container_t>(xbt_dict_get(container->children_, netzone_child->getCname()));
431 recursiveXBTGraphExtraction(graph, nodes, edges, netzone_child, child_container);
435 static_cast<simgrid::kernel::routing::NetZoneImpl*>(netzone)->getGraph(graph, nodes, edges);
438 xbt_graph_t instr_routing_platform_graph ()
440 xbt_graph_t ret = xbt_graph_new_graph (0, nullptr);
441 xbt_dict_t nodes = xbt_dict_new_homogeneous(nullptr);
442 xbt_dict_t edges = xbt_dict_new_homogeneous(nullptr);
443 recursiveXBTGraphExtraction(ret, nodes, edges, simgrid::s4u::Engine::getInstance()->getNetRoot(),
444 PJ_container_get_root());
445 xbt_dict_free (&nodes);
446 xbt_dict_free (&edges);
450 void instr_routing_platform_graph_export_graphviz (xbt_graph_t g, const char *filename)
452 unsigned int cursor = 0;
453 xbt_node_t node = nullptr;
454 xbt_edge_t edge = nullptr;
456 FILE *file = fopen(filename, "w");
457 xbt_assert(file, "Failed to open %s \n", filename);
460 fprintf(file, "digraph test {\n");
462 fprintf(file, "graph test {\n");
464 fprintf(file, " graph [overlap=scale]\n");
466 fprintf(file, " node [shape=box, style=filled]\n");
467 fprintf(file, " node [width=.3, height=.3, style=filled, color=skyblue]\n\n");
469 xbt_dynar_foreach(g->nodes, cursor, node) {
470 fprintf(file, " \"%s\";\n", instr_node_name(node));
472 xbt_dynar_foreach(g->edges, cursor, edge) {
473 const char *src_s = instr_node_name (edge->src);
474 const char *dst_s = instr_node_name (edge->dst);
476 fprintf(file, " \"%s\" -> \"%s\";\n", src_s, dst_s);
478 fprintf(file, " \"%s\" -- \"%s\";\n", src_s, dst_s);
480 fprintf(file, "}\n");