-/* Copyright (c) 2015-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2015-2019. 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/Exception.hpp"
#include "simgrid/s4u/Actor.hpp"
#include "simgrid/vm.h"
+#include "src/include/surf/surf.hpp"
#include "src/plugins/vm/VirtualMachineImpl.hpp"
#include "src/plugins/vm/VmHostExt.hpp"
-#include "src/simix/smx_host_private.hpp"
#include "src/surf/cpu_cas01.hpp"
XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_vm, "S4U virtual machines");
namespace simgrid {
namespace s4u {
-simgrid::xbt::signal<void(VirtualMachine&)> VirtualMachine::on_start;
-simgrid::xbt::signal<void(VirtualMachine&)> VirtualMachine::on_started;
-simgrid::xbt::signal<void(VirtualMachine&)> VirtualMachine::on_shutdown;
-simgrid::xbt::signal<void(VirtualMachine&)> VirtualMachine::on_suspend;
-simgrid::xbt::signal<void(VirtualMachine&)> VirtualMachine::on_resume;
-
-VirtualMachine::VirtualMachine(const char* name, s4u::Host* physical_host, int core_amount)
+simgrid::xbt::signal<void(VirtualMachine const&)> VirtualMachine::on_start;
+simgrid::xbt::signal<void(VirtualMachine const&)> VirtualMachine::on_started;
+simgrid::xbt::signal<void(VirtualMachine const&)> VirtualMachine::on_shutdown;
+simgrid::xbt::signal<void(VirtualMachine const&)> VirtualMachine::on_suspend;
+simgrid::xbt::signal<void(VirtualMachine const&)> VirtualMachine::on_resume;
+simgrid::xbt::signal<void(VirtualMachine const&)> VirtualMachine::on_migration_start;
+simgrid::xbt::signal<void(VirtualMachine const&)> VirtualMachine::on_migration_end;
+
+VirtualMachine::VirtualMachine(const std::string& name, s4u::Host* physical_host, int core_amount)
: VirtualMachine(name, physical_host, core_amount, 1024)
{
}
-VirtualMachine::VirtualMachine(const char* name, s4u::Host* physical_host, int core_amount, size_t ramsize)
+VirtualMachine::VirtualMachine(const std::string& name, s4u::Host* physical_host, int core_amount, size_t ramsize)
: Host(name), pimpl_vm_(new vm::VirtualMachineImpl(this, physical_host, core_amount, ramsize))
{
- XBT_DEBUG("Create VM %s", name);
+ XBT_DEBUG("Create VM %s", get_cname());
/* Currently, a VM uses the network resource of its physical host */
- pimpl_netpoint = physical_host->pimpl_netpoint;
+ set_netpoint(physical_host->get_netpoint());
// Create a VCPU for this VM
std::vector<double> speeds;
for (int i = 0; i < physical_host->get_pstate_count(); i++)
- speeds.push_back(physical_host->getPstateSpeed(i));
+ speeds.push_back(physical_host->get_pstate_speed(i));
- surf_cpu_model_vm->create_cpu(this, &speeds, physical_host->get_core_count());
+ surf_cpu_model_vm->create_cpu(this, speeds, core_amount);
if (physical_host->get_pstate() != 0)
set_pstate(physical_host->get_pstate());
-
- /* Make a process container */
- extension_set<simgrid::simix::Host>(new simgrid::simix::Host());
}
VirtualMachine::~VirtualMachine()
XBT_DEBUG("destroy %s", get_cname());
- /* FIXME: this is really strange that everything fails if the next line is removed.
- * This is as if we shared these data with the PM, which definitely should not be the case...
- *
- * We need to test that suspending a VM does not suspends the processes running on its PM, for example.
- * Or we need to simplify this code enough to make it actually readable (but this sounds harder than testing)
- */
- extension_set<simgrid::simix::Host>(nullptr);
-
/* Don't free these things twice: they are the ones of my physical host */
- pimpl_netpoint = nullptr;
+ set_netpoint(nullptr);
}
void VirtualMachine::start()
{
on_start(*this);
- simgrid::simix::simcall([this]() {
+ simgrid::kernel::actor::simcall([this]() {
simgrid::vm::VmHostExt::ensureVmExtInstalled();
simgrid::s4u::Host* pm = this->pimpl_vm_->get_physical_host();
if (vm_ramsize > pm_ramsize - total_ramsize_of_vms) {
XBT_WARN("cannot start %s@%s due to memory shortage: vm_ramsize %ld, free %ld, pm_ramsize %ld (bytes).",
this->get_cname(), pm->get_cname(), vm_ramsize, pm_ramsize - total_ramsize_of_vms, pm_ramsize);
- THROWF(vm_error, 0, "Memory shortage on host '%s', VM '%s' cannot be started", pm->get_cname(),
- this->get_cname());
+ throw VmFailureException(XBT_THROW_POINT,
+ xbt::string_printf("Memory shortage on host '%s', VM '%s' cannot be started",
+ pm->get_cname(), this->get_cname()));
}
}
- this->pimpl_vm_->set_state(SURF_VM_STATE_RUNNING);
+ this->pimpl_vm_->set_state(VirtualMachine::state::RUNNING);
});
on_started(*this);
{
on_suspend(*this);
smx_actor_t issuer = SIMIX_process_self();
- simgrid::simix::simcall([this, issuer]() { pimpl_vm_->suspend(issuer); });
+ simgrid::kernel::actor::simcall([this, issuer]() { pimpl_vm_->suspend(issuer); });
}
void VirtualMachine::resume()
void VirtualMachine::shutdown()
{
smx_actor_t issuer = SIMIX_process_self();
- simgrid::simix::simcall([this, issuer]() { pimpl_vm_->shutdown(issuer); });
+ simgrid::kernel::actor::simcall([this, issuer]() { pimpl_vm_->shutdown(issuer); });
on_shutdown(*this);
}
void VirtualMachine::set_pm(simgrid::s4u::Host* pm)
{
- simgrid::simix::simcall([this, pm]() { pimpl_vm_->set_physical_host(pm); });
+ simgrid::kernel::actor::simcall([this, pm]() { pimpl_vm_->set_physical_host(pm); });
}
-e_surf_vm_state_t VirtualMachine::getState()
+VirtualMachine::state VirtualMachine::get_state()
{
- return simgrid::simix::simcall([this]() { return pimpl_vm_->get_state(); });
+ return simgrid::kernel::actor::simcall([this]() { return pimpl_vm_->get_state(); });
}
size_t VirtualMachine::get_ramsize()
*/
void VirtualMachine::set_bound(double bound)
{
- simgrid::simix::simcall([this, bound]() { pimpl_vm_->set_bound(bound); });
+ simgrid::kernel::actor::simcall([this, bound]() { pimpl_vm_->set_bound(bound); });
}
} // namespace simgrid
*/
sg_vm_t sg_vm_create_multicore(sg_host_t pm, const char* name, int coreAmount)
{
- xbt_assert(sg_host_by_name(name) == nullptr,
- "Cannot create a VM named %s: this name is already used by an host or a VM", name);
-
return new simgrid::s4u::VirtualMachine(name, pm, coreAmount);
}
/** @brief Returns whether the given VM has just created, not running. */
int sg_vm_is_created(sg_vm_t vm)
{
- return vm->getState() == SURF_VM_STATE_CREATED;
+ return vm->get_state() == simgrid::s4u::VirtualMachine::state::CREATED;
}
/** @brief Returns whether the given VM is currently running */
int sg_vm_is_running(sg_vm_t vm)
{
- return vm->getState() == SURF_VM_STATE_RUNNING;
+ return vm->get_state() == simgrid::s4u::VirtualMachine::state::RUNNING;
}
/** @brief Returns whether the given VM is currently suspended, not running. */
int sg_vm_is_suspended(sg_vm_t vm)
{
- return vm->getState() == SURF_VM_STATE_SUSPENDED;
+ return vm->get_state() == simgrid::s4u::VirtualMachine::state::SUSPENDED;
}
/** @brief Start a vm (i.e., boot the guest operating system)