X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/4e4ee823e63a90fd91cbec6f2312c896ca4cabe0..83f030eeb0e339f9dd779251fb507756faaeb2e8:/src/instr/jedule/jedule_platform.cpp

diff --git a/src/instr/jedule/jedule_platform.cpp b/src/instr/jedule/jedule_platform.cpp
index 7c33b3e529..00f78dad26 100644
--- a/src/instr/jedule/jedule_platform.cpp
+++ b/src/instr/jedule/jedule_platform.cpp
@@ -1,316 +1,212 @@
-/* Copyright (c) 2010-2015. The SimGrid Team.
- * All rights reserved.                                                     */
+/* Copyright (c) 2010-2021. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
-#include "simgrid/jedule/jedule_platform.hpp"
-#include "simgrid/jedule/jedule_output.hpp"
-#include "simgrid/s4u/As.hpp"
+#include "simgrid/jedule/jedule.hpp"
+#include "simgrid/config.h"
 #include "simgrid/host.h"
-
+#include "simgrid/s4u/NetZone.hpp"
 #include "xbt/asserts.h"
-#include "xbt/dynar.h"
-#include "xbt/str.h"
-#include <string>
-
-#include <stdlib.h>
-#include <stdio.h>
+#include <algorithm>
 
-#if HAVE_JEDULE
+#if SIMGRID_HAVE_JEDULE
 
-static xbt_dict_t host2_simgrid_parent_container;
-static xbt_dict_t container_name2container;
+namespace {
+std::unordered_map<const char*, jed_container_t> host2_simgrid_parent_container;
+std::unordered_map<std::string, jed_container_t> container_name2container;
+}
 
 namespace simgrid {
 namespace jedule {
+Subset::Subset(int start_idx, int end_idx, Container* parent)
+    : start_idx(start_idx), nres(end_idx - start_idx + 1), parent(parent)
+{
+}
 
-Container::Container(std::string name)
-: name(name) {
-
-  this->is_lowest = 0;
-  this->parent = nullptr;
-
-  xbt_dict_set(container_name2container, this->name.c_str(), this, nullptr);
+Container::Container(const std::string& name) : name(name)
+{
+  container_name2container.insert({this->name, this});
 }
 
-void Container::addChild(jed_container_t child){
-  xbt_assert(this != nullptr);
+void Container::add_child(jed_container_t child)
+{
   xbt_assert(child != nullptr);
-  this->children.push_back(child);
-  child->parent = this;
+  children_.emplace_back(child);
+  child->set_parent(this);
 }
 
-void Container::addResources(std::vector<sg_host_t> hosts){
-  this->is_lowest = 1;
-  this->children.clear();
-  this->last_id = 0;
+void Container::add_resources(const std::vector<sg_host_t>& hosts)
+{
+  children_.clear();
+  last_id_ = 0;
 
-  //FIXME do we need to sort?: xbt_dynar_sort_strings(host_names);
-
-  for (auto host : hosts) {
+  for (auto const& host : hosts) {
     const char *host_name = sg_host_get_name(host);
-    this->name2id.insert({host_name, this->last_id});
-    (this->last_id)++;
-    xbt_dict_set(host2_simgrid_parent_container, host_name, this, nullptr);
+    this->name2id.insert({host_name, this->last_id_});
+    (this->last_id_)++;
+    host2_simgrid_parent_container.insert({host_name, this});
     this->resource_list.push_back(host);
   }
 }
 
-void Container::createHierarchy(AS_t from_as){
-  xbt_dict_cursor_t cursor = nullptr;
-  char *key;
-  AS_t elem;
-  xbt_dict_t routing_sons = from_as->children();
-
-  if (xbt_dict_is_empty(routing_sons)) {
+void Container::create_hierarchy(const_sg_netzone_t from_as)
+{
+  if (from_as->get_children().empty()) {
     // I am no AS
     // add hosts to jedule platform
-    xbt_dynar_t table = from_as->hosts();
-    unsigned int dynar_cursor;
-    sg_host_t host;
-
-    std::vector<sg_host_t> hosts;
-
-    xbt_dynar_foreach(table, dynar_cursor, host) {
-      hosts.push_back(host);
-    }
-    this->addResources(hosts);
-    xbt_dynar_free(&table);
+    std::vector<sg_host_t> table = from_as->get_all_hosts();
+    this->add_resources(table);
   } else {
-    xbt_dict_foreach(routing_sons, cursor, key, elem) {
-      jed_container_t child_container = new simgrid::jedule::Container(std::string(elem->name()));
-      this->addChild(child_container);
-      child_container->createHierarchy(elem);
+    for (auto const& nz : from_as->get_children()) {
+      auto* child_container = new simgrid::jedule::Container(nz->get_name());
+      this->add_child(child_container);
+      child_container->create_hierarchy(nz);
     }
   }
 }
 
-std::vector<int> Container::getHierarchy() {
-  xbt_assert( this!= nullptr );
-
-  if(this->parent != nullptr ) {
-
-    if(!this->parent->children.empty()) {
-      // we are in the last level
-      return this->parent->getHierarchy();
-    } else {
-      unsigned int i =0;
-      int child_nb = -1;
-
-      for (auto child : this->parent->children) {
-        if( child == this) {
-          child_nb = i;
-          break;
-        }
-        i++;
-      }
+int Container::get_child_position(const Container* child) const
+{
+  auto it = std::find_if(begin(children_), end(children_),
+                         [&child](const std::unique_ptr<Container>& c) { return c.get() == child; });
+  return it == end(children_) ? -1 : static_cast<int>(std::distance(begin(children_), it));
+}
 
-      xbt_assert( child_nb > - 1);
-      std::vector<int> heir_list = this->parent->getHierarchy();
-      heir_list.insert(heir_list.begin(), child_nb);
-      return heir_list;
-    }
-  } else {
+std::vector<int> Container::get_hierarchy()
+{
+  if (parent_ == nullptr) {
     int top_level = 0;
-    std::vector<int> heir_list = {top_level};
-    return heir_list;
+    std::vector<int> hier_list = {top_level};
+    return hier_list;
+  } else if (parent_->has_children()) {
+    int child_nb = parent_->get_child_position(this);
+    xbt_assert(child_nb > -1);
+    std::vector<int> hier_list = parent_->get_hierarchy();
+    hier_list.insert(hier_list.begin(), child_nb);
+    return hier_list;
+  } else {
+    // we are in the last level
+    return parent_->get_hierarchy();
   }
 }
 
-std::string Container::getHierarchyAsString(){
+std::string Container::get_hierarchy_as_string()
+{
   std::string output("");
 
-  std::vector<int> heir_list = this->getHierarchy();
+  std::vector<int> hier_list = this->get_hierarchy();
 
-  unsigned int length = heir_list.size();
-  unsigned int i = 0;
-  for (auto id : heir_list) {
+  bool sep = false;
+  for (auto const& id : hier_list) {
+    if (sep)
+      output += '.';
+    else
+      sep = true;
     output += std::to_string(id);
-    if( i != length-1 ) {
-      output += ".";
-    }
   }
 
   return output;
 }
 
-void Container::printResources(FILE * jed_file){
-  unsigned int res_nb;
-  unsigned int i=0;
-  xbt_assert(!this->resource_list.empty());
-
-  res_nb = this->resource_list.size();
+void Container::print_resources(FILE* jed_file)
+{
+  xbt_assert(not this->resource_list.empty());
 
-  std::string resid = this->getHierarchyAsString();
+  std::string resid = this->get_hierarchy_as_string();
 
-  fprintf(jed_file, "      <rset id=\"%s\" nb=\"%u\" names=\"", resid.c_str(), res_nb);
-  for (auto res: this->resource_list) {
+  fprintf(jed_file, "      <rset id=\"%s\" nb=\"%zu\" names=\"", resid.c_str(), this->resource_list.size());
+  bool sep = false;
+  for (auto const& res : this->resource_list) {
+    if (sep)
+      putc('|', jed_file);
+    else
+      sep = true;
     const char * res_name = sg_host_get_name(res);
     fprintf(jed_file, "%s", res_name);
-    if( i != res_nb-1 ) {
-      fprintf(jed_file, "|");
-    }
-    i++;
   }
   fprintf(jed_file, "\" />\n");
 }
 
-void Container::print(FILE* jed_file) {
-  xbt_assert( this != nullptr );
+void Container::print(FILE* jed_file)
+{
   fprintf(jed_file, "    <res name=\"%s\">\n", this->name.c_str());
-  if( !this->children.empty()){
-    for (auto child: this->children) {
+  if (not children_.empty()) {
+    for (auto const& child : children_) {
       child->print(jed_file);
     }
   } else {
-    this->printResources(jed_file);
+    this->print_resources(jed_file);
   }
   fprintf(jed_file, "    </res>\n");
 }
 
+} // namespace jedule
+} // namespace simgrid
 
-}
-}
-
-static int compare_ids(const void *num1, const void *num2) {
-  return *((int*) num1) - *((int*) num2);
-}
-
-static void jed_free_container(jed_container_t container) {
-  if(!container->children.empty()) {
-    for (auto child: container->children){
-      jed_free_container(child);
-    }
-  }
-  delete container;
-}
-
-static void add_subset_to(xbt_dynar_t subset_list, int start, int end, jed_container_t parent) {
-  jed_res_subset_t subset;
-
-  xbt_assert( subset_list != nullptr );
-  xbt_assert( parent != nullptr );
-
-  subset = xbt_new0(s_jed_res_subset_t,1);
-  subset->start_idx = start;
-  subset->nres      = end-start+1;
-  subset->parent    = parent;
-
-  xbt_dynar_push(subset_list, &subset);
-}
-
-static void add_subsets_to(xbt_dynar_t subset_list, xbt_dynar_t hostgroup, jed_container_t parent) {
-  unsigned int iter;
-  char *host_name;
-  xbt_dynar_t id_list;
-  int *id_ar;
-  int nb_ids;
-  int id;
-
+static void add_subsets_to(std::vector<simgrid::jedule::Subset>& subset_list, const std::vector<const char*>& hostgroup,
+                           jed_container_t parent)
+{
   // get ids for each host
   // sort ids
   // compact ids
   // create subset for each id group
 
-  xbt_assert( host2_simgrid_parent_container != nullptr );
-  xbt_assert( subset_list != nullptr );
-  xbt_assert( hostgroup != nullptr );
   xbt_assert( parent != nullptr );
 
-  id_list = xbt_dynar_new(sizeof(int), nullptr);
+  std::vector<unsigned int> id_list;
 
-  xbt_dynar_foreach(hostgroup, iter, host_name) {
-    jed_container_t parent;
+  for (auto const& host_name : hostgroup) {
     xbt_assert( host_name != nullptr );
-    parent = (jed_container_t)xbt_dict_get(host2_simgrid_parent_container, host_name);
-    id = parent->name2id.at(host_name);
-    xbt_dynar_push(id_list, &id);
+    const simgrid::jedule::Container* parent_cont = host2_simgrid_parent_container.at(host_name);
+    unsigned int id             = parent_cont->get_id_by_name(host_name);
+    id_list.push_back(id);
   }
-  nb_ids = xbt_dynar_length(id_list);
-  xbt_dynar_sort(id_list, &compare_ids);
-
-  id_ar = static_cast<int*>(xbt_dynar_to_array(id_list));
-
-  if( nb_ids > 0 ) {
-    int start = 0;
-    int pos;
-    int i;
-
-    pos = start;
-    for(i=0; i<nb_ids; i++) {
-      if( id_ar[i] - id_ar[pos] > 1 ) {
-        add_subset_to( subset_list, id_ar[start], id_ar[pos], parent );
-        start = i;
-
-        if( i == nb_ids-1 ) {
-          add_subset_to( subset_list, id_ar[i], id_ar[i], parent );
-        }
-      } else {
-        if( i == nb_ids-1 ) {
-          add_subset_to( subset_list, id_ar[start], id_ar[i], parent );
-        }
+  std::sort(id_list.begin(), id_list.end());
+
+  size_t nb_ids = id_list.size();
+  size_t start  = 0;
+  size_t pos    = start;
+  for (size_t i = 0; i < nb_ids; i++) {
+    if (id_list[i] - id_list[pos] > 1) {
+      subset_list.emplace_back(id_list[start], id_list[pos], parent);
+      start = i;
+
+      if (i == nb_ids - 1) {
+        subset_list.emplace_back(id_list[i], id_list[i], parent);
+      }
+    } else {
+      if (i == nb_ids - 1) {
+        subset_list.emplace_back(id_list[start], id_list[i], parent);
       }
-
-      pos = i;
     }
+    pos = i;
   }
-
-  xbt_free(id_ar);
 }
 
-void jed_simgrid_get_resource_selection_by_hosts(xbt_dynar_t subset_list, std::vector<sg_host_t> *host_list) {
-  std::unordered_map<const char*, xbt_dynar_t> parent2hostgroup;  // group hosts by parent
-
-  xbt_assert( host_list != nullptr );
-
+void get_resource_selection_by_hosts(std::vector<simgrid::jedule::Subset>& subset_list,
+                                     const std::vector<sg_host_t>& host_list)
+{
   // for each host name
   //  find parent container
   //  group by parent container
-
-  for (auto host: *host_list) {
+  std::unordered_map<const char*, std::vector<const char*>> parent2hostgroup;
+  for (auto const& host : host_list) {
     const char *host_name = sg_host_get_name(host);
-    jed_container_t parent = (jed_container_t)xbt_dict_get(host2_simgrid_parent_container, host_name);
+    const simgrid::jedule::Container* parent = host2_simgrid_parent_container.at(host_name);
     xbt_assert( parent != nullptr );
 
-    auto host_group = parent2hostgroup.find(parent->name.c_str());
-    if (host_group == parent2hostgroup.end()){
-      xbt_dynar_t group = xbt_dynar_new(sizeof(char*), nullptr);
-      xbt_dynar_push(group, &host_name);
-      parent2hostgroup.insert({parent->name.c_str(), group});
-    } else {
-      xbt_dynar_push(host_group->second, &host_name);
-    }
+    auto host_group = parent2hostgroup.find(parent->get_cname());
+    if (host_group == parent2hostgroup.end())
+      parent2hostgroup.insert({parent->get_cname(), std::vector<const char*>(1, host_name)});
+    else
+      host_group->second.push_back(host_name);
   }
 
-  for (auto elm: parent2hostgroup) {
-    jed_container_t parent = (jed_container_t)xbt_dict_get(container_name2container, elm.first);
+  for (auto const& elm : parent2hostgroup) {
+    jed_container_t parent = container_name2container.at(elm.first);
     add_subsets_to(subset_list, elm.second, parent);
-    xbt_dynar_free_container(&elm.second);
   }
-
-
 }
 
-void jedule_add_meta_info(jedule_t jedule, char *key, char *value) {
-  xbt_assert(key != nullptr);
-  xbt_assert(value != nullptr);
-
-  jedule->jedule_meta_info.insert({key, value});
-}
-
-void jed_create_jedule(jedule_t *jedule) {
-  *jedule = xbt_new0(s_jedule_t,1);
-  host2_simgrid_parent_container = xbt_dict_new_homogeneous(nullptr);
-  container_name2container       = xbt_dict_new_homogeneous(nullptr);
-}
-
-void jed_free_jedule(jedule_t jedule) {
-  jed_free_container(jedule->root_container);
-
-  xbt_free(jedule);
-
-  xbt_dict_free(&host2_simgrid_parent_container);
-  xbt_dict_free(&container_name2container);
-}
 #endif