X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/353856867665015bd39041aacba13ad22035287c..322392d9d7d8ff2e78b6ae12998ca8693fa09b38:/src/surf/network_ns3.cpp diff --git a/src/surf/network_ns3.cpp b/src/surf/network_ns3.cpp index ceb4afc415..148d737eae 100644 --- a/src/surf/network_ns3.cpp +++ b/src/surf/network_ns3.cpp @@ -6,12 +6,14 @@ #include +#include + #include "ns3/core-module.h" #include "ns3/node.h" #include "ns3/ns3_interface.h" #include "ns3/ns3_simulator.h" -#include "src/surf/network_ns3.hpp" +#include "network_ns3.hpp" #include "src/surf/HostImpl.hpp" #include "src/surf/surf_private.h" @@ -25,7 +27,6 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(ns3, surf, "Logging specific to the SURF network int NS3_EXTENSION_ID; xbt_dynar_t IPV4addr = xbt_dynar_new(sizeof(char*),free); -static double time_to_next_flow_completion = -1; /***************** * Crude globals * @@ -48,7 +49,7 @@ static int port_number = 1025; //Port number is limited from 1025 to 65 000 * Callbacks * *************/ -static void simgrid_ns3_add_host(simgrid::s4u::Host& host) +static void ns3_add_host(simgrid::s4u::Host& host) { const char* id = host.name().c_str(); XBT_DEBUG("NS3_ADD_HOST '%s'", id); @@ -62,7 +63,7 @@ static void simgrid_ns3_add_host(simgrid::s4u::Host& host) host.extension_set(NS3_EXTENSION_ID, ns3host); } -static void simgrid_ns3_add_netcard(simgrid::surf::NetCard* netcard) +static void ns3_add_netcard(simgrid::kernel::routing::NetCard* netcard) { const char* id = netcard->name(); @@ -79,44 +80,34 @@ static void simgrid_ns3_add_netcard(simgrid::surf::NetCard* netcard) #include "src/surf/xml/platf.hpp" // FIXME: move that back to the parsing area static void parse_ns3_add_cluster(sg_platf_cluster_cbarg_t cluster) { - const char *groups = NULL; - - int start, end, i; - unsigned int iter; - - xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL); - - char *router_id,*host_id; + xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), nullptr); xbt_dynar_t radical_elements = xbt_str_split(cluster->radical, ","); + unsigned int iter; + const char* groups = nullptr; xbt_dynar_foreach(radical_elements, iter, groups) { - xbt_dynar_t radical_ends = xbt_str_split(groups, "-"); + xbt_dynar_t radical_ends = xbt_str_split(groups, "-"); - switch (xbt_dynar_length(radical_ends)) { - case 1: - start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *)); + if (xbt_dynar_length(radical_ends) == 1) { + int start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char*)); xbt_dynar_push_as(tab_elements_num, int, start); - router_id = bprintf("ns3_%s%d%s", cluster->prefix, start, cluster->suffix); - simgrid::s4u::Host::by_name_or_create(router_id) - ->extension_set(NS3_EXTENSION_ID, ns3_add_host_cluster(router_id)); + char* router_id = bprintf("ns3_%s%d%s", cluster->prefix, start, cluster->suffix); + simgrid::s4u::Host::by_name_or_create(router_id)->extension_set(NS3_EXTENSION_ID, ns3_add_host_cluster(router_id)); XBT_DEBUG("NS3_ADD_ROUTER '%s'",router_id); free(router_id); - break; - case 2: - start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *)); - end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *)); - for (i = start; i <= end; i++){ + } else if (xbt_dynar_length(radical_ends) == 2) { + int start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char*)); + int end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char*)); + for (int i = start; i <= end; i++) { xbt_dynar_push_as(tab_elements_num, int, i); - router_id = bprintf("ns3_%s%d%s", cluster->prefix, i, cluster->suffix); - simgrid::s4u::Host::by_name_or_create(router_id) - ->extension_set(NS3_EXTENSION_ID, ns3_add_host_cluster(router_id)); + char* router_id = bprintf("ns3_%s%d%s", cluster->prefix, i, cluster->suffix); + simgrid::s4u::Host::by_name_or_create(router_id)->extension_set(NS3_EXTENSION_ID, ns3_add_host_cluster(router_id)); XBT_DEBUG("NS3_ADD_ROUTER '%s'",router_id); free(router_id); } - break; - default: + } else { XBT_DEBUG("Malformed radical"); } } @@ -128,8 +119,8 @@ static void parse_ns3_add_cluster(sg_platf_cluster_cbarg_t cluster) char * bw = bprintf("%fBps", cluster->bw); xbt_dynar_foreach(tab_elements_num,cpt,elmts) { - host_id = bprintf("%s%d%s", cluster->prefix, elmts, cluster->suffix); - router_id = bprintf("ns3_%s%d%s", cluster->prefix, elmts, cluster->suffix); + char* host_id = bprintf("%s%d%s", cluster->prefix, elmts, cluster->suffix); + char* router_id = bprintf("ns3_%s%d%s", cluster->prefix, elmts, cluster->suffix); XBT_DEBUG("Create link from '%s' to '%s'",host_id,router_id); ns3_node_t host_src = ns3_find_host(host_id); @@ -168,7 +159,7 @@ static void create_ns3_topology(void) std::unordered_set already_seen = std::unordered_set(); XBT_DEBUG("There is %ld one-link routes",onelink_routes->used); - simgrid::surf::Onelink *onelink; + simgrid::kernel::routing::Onelink *onelink; unsigned int iter; xbt_dynar_foreach(onelink_routes, iter, onelink) { char *src = onelink->src_->name(); @@ -215,24 +206,30 @@ void surf_network_model_init_NS3() return; surf_network_model = new simgrid::surf::NetworkNS3Model(); - xbt_dynar_push(all_existing_models, &surf_network_model); + all_existing_models->push_back(surf_network_model); } +static simgrid::config::Flag ns3_tcp_model("ns3/TcpModel", + "The ns3 tcp model can be : NewReno or Reno or Tahoe", + "default"); + namespace simgrid { namespace surf { NetworkNS3Model::NetworkNS3Model() : NetworkModel() { - ns3_initialize(xbt_cfg_get_string(_sg_cfg_set, "ns3/TcpModel")); + ns3_initialize(ns3_tcp_model.get().c_str()); - routing_model_create(NULL); - simgrid::s4u::Host::onCreation.connect(simgrid_ns3_add_host); - simgrid::surf::netcardCreatedCallbacks.connect(simgrid_ns3_add_netcard); - simgrid::surf::on_link.connect(netlink_parse_init); + routing_model_create(nullptr); + simgrid::s4u::Host::onCreation.connect(ns3_add_host); + simgrid::kernel::routing::netcardCreatedCallbacks.connect(ns3_add_netcard); simgrid::surf::on_cluster.connect (&parse_ns3_add_cluster); - simgrid::surf::on_postparse.connect(&create_ns3_topology); //get_one_link_routes + simgrid::surf::on_postparse.connect(&create_ns3_topology); NS3_EXTENSION_ID = simgrid::s4u::Host::extension_create(xbt_free_f); NS3_ASR_LEVEL = xbt_lib_add_level(as_router_lib, xbt_free_f); + + LogComponentEnable("UdpEchoClientApplication", ns3::LOG_LEVEL_INFO); + LogComponentEnable("UdpEchoServerApplication", ns3::LOG_LEVEL_INFO); } NetworkNS3Model::~NetworkNS3Model() { @@ -246,13 +243,14 @@ Link* NetworkNS3Model::createLink(const char *name, double bandwidth, double lat return new LinkNS3(this, name, properties, bandwidth, latency); } -Action *NetworkNS3Model::communicate(NetCard *src, NetCard *dst, double size, double rate) +Action* NetworkNS3Model::communicate(s4u::Host* src, s4u::Host* dst, double size, double rate) { return new NetworkNS3Action(this, size, src, dst); } -double NetworkNS3Model::next_occuring_event(double now) +double NetworkNS3Model::nextOccuringEvent(double now) { + double time_to_next_flow_completion; XBT_DEBUG("ns3_next_occuring_event"); //get the first relevant value from the running_actions list @@ -261,7 +259,7 @@ double NetworkNS3Model::next_occuring_event(double now) else do { ns3_simulator(now); - time_to_next_flow_completion = ns3::Simulator::Now().GetSeconds() - surf_get_clock();//FIXME: use now instead ? + time_to_next_flow_completion = ns3::Simulator::Now().GetSeconds() - surf_get_clock(); } while(double_equals(time_to_next_flow_completion, 0, sg_surf_precision)); XBT_DEBUG("min : %f", now); @@ -274,7 +272,7 @@ double NetworkNS3Model::next_occuring_event(double now) void NetworkNS3Model::updateActionsState(double now, double delta) { - static xbt_dynar_t socket_to_destroy = xbt_dynar_new(sizeof(char*),NULL); + static xbt_dynar_t socket_to_destroy = xbt_dynar_new(sizeof(char*),nullptr); /* If there are no running flows, advance the NS3 simulator and return */ if (getRunningActionSet()->empty()) { @@ -285,7 +283,7 @@ void NetworkNS3Model::updateActionsState(double now, double delta) return; } - xbt_dict_cursor_t cursor = NULL; + xbt_dict_cursor_t cursor = nullptr; char *ns3Socket; SgFlow *sgFlow; xbt_dict_foreach(flowFromSock,cursor,ns3Socket,sgFlow){ @@ -297,12 +295,11 @@ void NetworkNS3Model::updateActionsState(double now, double delta) action->getState() == Action::State::running){ double data_delta_sent = sgFlow->sentBytes_ - action->lastSent_; - std::vector *route = new std::vector(); + std::vector route = std::vector(); - routing_platf->getRouteAndLatency (action->srcElm_, action->dstElm_, route, NULL); - for (auto link : *route) + routing_platf->getRouteAndLatency(action->src_->pimpl_netcard, action->dst_->pimpl_netcard, &route, nullptr); + for (auto link : route) TRACE_surf_link_set_utilization (link->getName(), action->getCategory(), (data_delta_sent)/delta, now-delta, delta); - delete route; action->lastSent_ = sgFlow->sentBytes_; } @@ -324,7 +321,6 @@ void NetworkNS3Model::updateActionsState(double now, double delta) } xbt_dict_remove(flowFromSock, ns3Socket); } - return; } /************ @@ -359,14 +355,14 @@ void LinkNS3::setLatencyTrace(tmgr_trace_t trace) { * Action * **********/ -NetworkNS3Action::NetworkNS3Action(Model *model, double size, NetCard *src, NetCard *dst) -: NetworkAction(model, size, false) +NetworkNS3Action::NetworkNS3Action(Model* model, double size, s4u::Host* src, s4u::Host* dst) + : NetworkAction(model, size, false) { - XBT_DEBUG("Communicate from %s to %s", src->name(), dst->name()); + XBT_DEBUG("Communicate from %s to %s", src->name().c_str(), dst->name().c_str()); - srcElm_ = src; - dstElm_ = dst; - ns3_create_flow(src->name(), dst->name(), surf_get_clock(), size, this); + src_ = src; + dst_ = dst; + ns3_create_flow(src->name().c_str(), dst->name().c_str(), surf_get_clock(), size, this); Link::onCommunicate(this, src, dst); } @@ -382,15 +378,15 @@ void NetworkNS3Action::resume() { /* Test whether a flow is suspended */ bool NetworkNS3Action::isSuspended() { - return 0; + return false; } int NetworkNS3Action::unref() { - m_refcount--; - if (!m_refcount) { - if (action_hook.is_linked()) - p_stateSet->erase(p_stateSet->iterator_to(*this)); + refcount_--; + if (!refcount_) { + if (action_hook.is_linked()) + stateSet_->erase(stateSet_->iterator_to(*this)); XBT_DEBUG ("Removing action %p", this); delete this; return 1; @@ -425,7 +421,7 @@ void ns3_create_flow(const char* a,const char *b,double startTime,u_int32_t Tota ns3::Ptr sock = ns3::Socket::CreateSocket (src_node, ns3::TcpSocketFactory::GetTypeId()); - xbt_dict_set(flowFromSock, transformSocketPtr(sock), new SgFlow(TotalBytes, action), NULL); + xbt_dict_set(flowFromSock, transformSocketPtr(sock), new SgFlow(TotalBytes, action), nullptr); sock->Bind(ns3::InetSocketAddress(port_number)); XBT_DEBUG("Create flow starting to %fs + %fs = %fs", @@ -485,7 +481,6 @@ void * ns3_add_host_cluster(const char * id) void ns3_add_cluster(char * bw,char * lat,const char *id) { - XBT_DEBUG("cluster_id: %s",id); XBT_DEBUG("bw: %s lat: %s",bw,lat); XBT_DEBUG("Number of %s nodes: %d",id,Cluster_nodes.GetN() - number_of_clusters_nodes); @@ -534,11 +529,6 @@ static char* transformIpv4Address (ns3::Ipv4Address from){ void ns3_add_link(int src, int dst, char *bw, char *lat) { - if(number_of_links == 1 ) { - LogComponentEnable("UdpEchoClientApplication", ns3::LOG_LEVEL_INFO); - LogComponentEnable("UdpEchoServerApplication", ns3::LOG_LEVEL_INFO); - } - ns3::PointToPointHelper pointToPoint; ns3::NetDeviceContainer netA;