X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/58af52ab2edc3d4044102920b15f7778694ff91b..5dfff0d610d01d61458294991d8793dc3bdbf1a7:/src/surf/HostImpl.cpp diff --git a/src/surf/HostImpl.cpp b/src/surf/HostImpl.cpp deleted file mode 100644 index bc4c7de2fa..0000000000 --- a/src/surf/HostImpl.cpp +++ /dev/null @@ -1,234 +0,0 @@ -/* Copyright (c) 2013-2022. 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 -#include -#include - -#include "src/kernel/EngineImpl.hpp" -#include "src/kernel/resource/VirtualMachineImpl.hpp" - -#include - -XBT_LOG_NEW_DEFAULT_SUBCATEGORY(res_host, ker_resource, "Host resources agregate CPU, networking and I/O features"); - -/************* - * Callbacks *t - *************/ - -namespace simgrid { -namespace kernel { -namespace resource { - -/********* - * Model * - *********/ -/************ - * Resource * - ************/ -HostImpl::HostImpl(const std::string& name) : piface_(this), name_(name) -{ - xbt_assert(s4u::Host::by_name_or_null(name_) == nullptr, "Refusing to create a second host named '%s'.", get_cname()); -} - -HostImpl::~HostImpl() -{ - /* All actors should be gone when the host is turned off (by the end of the simulation). */ - if (not actor_list_.empty()) { - std::string msg = "Shutting down host, but it's not empty:"; - for (auto const& actor : actor_list_) - msg += "\n\t" + std::string(actor.get_name()); - - EngineImpl::get_instance()->display_all_actor_status(); - xbt_die("%s", msg.c_str()); - } - for (auto const& arg : actors_at_boot_) - delete arg; - actors_at_boot_.clear(); - - for (auto const& d : disks_) - d.second->destroy(); - - for (auto const& vm : vms_) - vm.second->vm_destroy(); -} - -/** @brief Fire the required callbacks and destroy the object - * - * Don't delete directly a Host, call h->destroy() instead. - */ -void HostImpl::destroy() -{ - s4u::Host::on_destruction(*this->get_iface()); - delete this; -} - -/** Re-starts all the actors that are marked as restartable. - * - * Weird things will happen if you turn on a host that is already on. S4U is fool-proof, not this. - */ -void HostImpl::turn_on() const -{ - for (auto const& arg : actors_at_boot_) { - XBT_DEBUG("Booting Actor %s(%s) right now", arg->name.c_str(), arg->host->get_cname()); - actor::ActorImplPtr actor = actor::ActorImpl::create(arg); - } -} - -/** Kill all actors hosted here */ -void HostImpl::turn_off(const actor::ActorImpl* issuer) -{ - /* turn_off VMs running on host */ - for (const auto& kv : vms_) { - // call s4u functions to generate the good on_state_change signal, maybe one day this wont be necessary - kv.second->get_iface()->shutdown(); - kv.second->get_iface()->turn_off(); - } - for (auto& actor : actor_list_) { - XBT_DEBUG("Killing Actor %s@%s on behalf of %s which turned off that host.", actor.get_cname(), - actor.get_host()->get_cname(), issuer->get_cname()); - issuer->kill(&actor); - } - for (const auto& activity : EngineImpl::get_instance()->get_maestro()->activities_) { - auto* exec = dynamic_cast(activity.get()); - if (exec != nullptr) { - auto hosts = exec->get_hosts(); - if (std::find(hosts.begin(), hosts.end(), &piface_) != hosts.end()) { - exec->cancel(); - exec->set_state(activity::State::FAILED); - } - } - } - // When a host is turned off, we want to keep only the actors that should restart for when it will boot again. - // Then get rid of the others. - auto elm = remove_if(begin(actors_at_boot_), end(actors_at_boot_), [](const actor::ProcessArg* arg) { - if (arg->auto_restart) - return false; - delete arg; - return true; - }); - actors_at_boot_.erase(elm, end(actors_at_boot_)); -} - -HostImpl* HostImpl::set_englobing_zone(routing::NetZoneImpl* englobing_zone) -{ - englobing_zone_ = englobing_zone; - return this; -} - -std::vector HostImpl::get_all_actors() -{ - std::vector res; - for (auto& actor : actor_list_) - res.emplace_back(actor.get_ciface()); - return res; -} -size_t HostImpl::get_actor_count() const -{ - return actor_list_.size(); -} - -std::vector HostImpl::get_disks() const -{ - std::vector disks; - for (auto const& d : disks_) - disks.push_back(d.second->get_iface()); - return disks; -} - -s4u::VirtualMachine* HostImpl::create_vm(const std::string& name, int core_amount, size_t ramsize) -{ - auto* vm = new s4u::VirtualMachine(name, get_iface(), core_amount, ramsize); - vms_[name] = vm->get_vm_impl(); - - // Create a VCPU for this VM - std::vector speeds; - for (unsigned long i = 0; i < get_iface()->get_pstate_count(); i++) - speeds.push_back(get_iface()->get_pstate_speed(i)); - - auto* cpu = englobing_zone_->get_cpu_vm_model()->create_cpu(vm, speeds)->set_core_count(core_amount); - - if (get_iface()->get_pstate() != 0) - cpu->set_pstate(get_iface()->get_pstate()); - - cpu->seal(); - - /* Currently, a VM uses the network resource of its physical host */ - vm->set_netpoint(get_iface()->get_netpoint()); - - vm->seal(); - - return vm; -} - -void HostImpl::move_vm(VirtualMachineImpl* vm, HostImpl* destination) -{ - xbt_assert(vm && destination); - - vms_.erase(vm->get_name()); - destination->vms_[vm->get_name()] = vm; -} - -void HostImpl::destroy_vm(const std::string& name) -{ - auto* vm = vms_[name]; - vms_.erase(name); - vm->vm_destroy(); -} - -VirtualMachineImpl* HostImpl::get_vm_by_name_or_null(const std::string& name) const -{ - auto vm_it = vms_.find(name); - if (vm_it != vms_.end()) - return vm_it->second; - return nullptr; -} - -std::vector HostImpl::get_vms() const -{ - std::vector vms; - for (const auto& kv : vms_) { - vms.push_back(kv.second->get_iface()); - } - return vms; -} - -s4u::Disk* HostImpl::create_disk(const std::string& name, double read_bandwidth, double write_bandwidth) -{ - auto disk = piface_.get_netpoint()->get_englobing_zone()->get_disk_model()->create_disk(name, read_bandwidth, - write_bandwidth); - return disk->set_host(&piface_)->get_iface(); -} - -void HostImpl::add_disk(const s4u::Disk* disk) -{ - disks_[disk->get_name()] = disk->get_impl(); -} - -void HostImpl::remove_disk(const std::string& name) -{ - disks_.erase(name); -} - -void HostImpl::seal() -{ - if (sealed_) { - return; - } - // seals host's CPU - get_iface()->get_cpu()->seal(); - sealed_ = true; - - /* seal its disks */ - for (auto const& disk : disks_) - disk.second->seal(); - - /* seal its VMs */ - for (auto const& vm : vms_) - vm.second->seal(); -} -} // namespace resource -} // namespace kernel -} // namespace simgrid