xbt_dict_foreach(trace_connect_list_power, cursor, trace_name, elm) {
tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
CpuCas01Ptr host = static_cast<CpuCas01Ptr>(surf_cpu_resource_priv(surf_cpu_resource_by_name(elm)));
xbt_assert(host, "Host %s undefined", elm);
xbt_assert(trace, "Trace %s undefined", trace_name);
host->setPowerEvent(tmgr_history_add_trace(history, trace, 0.0, 0, host));
}
VMHL13::VMHL13(VMModelPtr model, const char* name, xbt_dict_t props,
surf_resource_t host_PM)
: VM(model, name, props, NULL, NULL)
{
HostPtr sub_ws = static_cast<HostPtr>(surf_host_resource_priv(host_PM));
/* Currently, we assume a VM has no storage. */
p_storage = NULL;
/* Currently, a VM uses the network resource of its physical host. In
* host_lib, this network resource object is referred from two different keys.
* When deregistering the reference that points the network resource object
* from the VM name, we have to make sure that the system does not call the
* free callback for the network resource object. The network resource object
* is still used by the physical machine. */
p_netElm = new RoutingEdgeWrapper(static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(host_lib, sub_ws->getName(), ROUTING_HOST_LEVEL)));
xbt_lib_set(host_lib, name, ROUTING_HOST_LEVEL, p_netElm);
p_subWs = sub_ws;
p_currentState = SURF_VM_STATE_CREATED;
// //// CPU RELATED STUFF ////
// Roughly, create a vcpu resource by using the values of the sub_cpu one.
CpuCas01Ptr sub_cpu = static_cast<CpuCas01Ptr>(surf_cpu_resource_priv(host_PM));
/* We can assume one core and cas01 cpu for the first step.
* Do xbt_lib_set(host_lib, name, SURF_CPU_LEVEL, cpu) if you get the resource. */
p_cpu = surf_cpu_model_vm->createCpu(name, // name
sub_cpu->getPowerPeakList(), // host->power_peak,
sub_cpu->getPState(),
1, // host->power_scale,
NULL, // host->power_trace,
1, // host->core_amount,
SURF_RESOURCE_ON, // host->initial_state,
NULL, // host->state_trace,
NULL); // host->properties,
/* We create cpu_action corresponding to a VM process on the host operating system. */
/* FIXME: TODO: we have to periodically input GUESTOS_NOISE to the system? how ? */
// vm_ws->cpu_action = surf_cpu_model_pm->extension.cpu.execute(host_PM, GUESTOS_NOISE);
p_action = sub_cpu->execute(0);
XBT_INFO("Create VM(%s)@PM(%s) with %ld mounted disks", name, sub_ws->getName(), xbt_dynar_length(p_storage));
}
void CpuCas01Model::addTraces()
{
xbt_dict_cursor_t cursor = NULL;
char *trace_name, *elm;
static int called = 0;
if (called)
return;
called = 1;
/* connect all traces relative to hosts */
xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
CpuCas01Ptr host = static_cast<CpuCas01Ptr>(surf_cpu_resource_priv(surf_cpu_resource_by_name(elm)));
xbt_assert(host, "Host %s undefined", elm);
xbt_assert(trace, "Trace %s undefined", trace_name);
host->setStateEvent(tmgr_history_add_trace(history, trace, 0.0, 0, host));
}
CpuPtr CpuCas01Model::createCpu(const char *name, xbt_dynar_t power_peak,
int pstate, double power_scale,
tmgr_trace_t power_trace, int core,
e_surf_resource_state_t state_initial,
tmgr_trace_t state_trace,
xbt_dict_t cpu_properties)
{
CpuPtr cpu = NULL;
xbt_assert(!surf_cpu_resource_priv(surf_cpu_resource_by_name(name)),
"Host '%s' declared several times in the platform file",
name);
xbt_assert(xbt_dynar_getfirst_as(power_peak, double) > 0.0,
"Power has to be >0.0. Did you forget to specify the mandatory power attribute?");
xbt_assert(core > 0, "Invalid number of cores %d. Must be larger than 0", core);
cpu = new CpuCas01(this, name, power_peak, pstate, power_scale, power_trace, core, state_initial, state_trace, cpu_properties);
xbt_lib_set(host_lib, name, SURF_CPU_LEVEL, cpu);
return cpu;
}
void test(char *platform)
{
void *cpuA = NULL;
void *cpuB = NULL;
void *cardA = NULL;
void *cardB = NULL;
surf_action_t actionA = NULL;
surf_action_t actionB = NULL;
surf_action_t actionC = NULL;
e_surf_action_state_t stateActionA;
e_surf_action_state_t stateActionB;
e_surf_action_state_t stateActionC;
double now = -1.0;
xbt_cfg_set_parse(_sg_cfg_set, "cpu/model:Cas01");
xbt_cfg_set_parse(_sg_cfg_set, "network/model:CM02");
parse_platform_file(platform);
/*********************** CPU ***********************************/
XBT_DEBUG("%p", surf_cpu_model_pm);
cpuA = surf_cpu_resource_by_name("Cpu A");
cpuB = surf_cpu_resource_by_name("Cpu B");
/* Let's check that those two processors exist */
XBT_DEBUG("%s : %p", surf_resource_name(surf_cpu_resource_priv(cpuA)), cpuA);
XBT_DEBUG("%s : %p", surf_resource_name(surf_cpu_resource_priv(cpuB)), cpuB);
/* Let's do something on it */
actionA = surf_cpu_execute(cpuA, 1000.0);
actionB = surf_cpu_execute(cpuB, 1000.0);
actionC = surf_cpu_sleep(cpuB, 7.32);
/* Use whatever calling style you want... */
stateActionA = surf_action_get_state(actionA); /* When you know actionA model type */
stateActionB = surf_action_get_state(actionB); /* If you're unsure about it's model type */
stateActionC = surf_action_get_state(actionC); /* When you know actionA model type */
/* And just look at the state of these tasks */
XBT_DEBUG("actionA : %p (%s)", actionA, string_action(stateActionA));
XBT_DEBUG("actionB : %p (%s)", actionB, string_action(stateActionB));
XBT_DEBUG("actionC : %p (%s)", actionB, string_action(stateActionC));
/*********************** Network *******************************/
XBT_DEBUG("%p", surf_network_model);
cardA = sg_routing_edge_by_name_or_null("Cpu A");
cardB = sg_routing_edge_by_name_or_null("Cpu B");
/* Let's check that those two processors exist */
XBT_DEBUG("%s : %p", surf_routing_edge_name(cardA), cardA);
XBT_DEBUG("%s : %p", surf_routing_edge_name(cardB), cardB);
/* Let's do something on it */
surf_network_model_communicate(surf_network_model, cardA, cardB, 150.0, -1.0);
surf_solve(-1.0); /* Takes traces into account. Returns 0.0 */
do {
surf_action_t action = NULL;
now = surf_get_clock();
XBT_DEBUG("Next Event : %g", now);
XBT_DEBUG("\t CPU actions");
while ((action =
surf_model_extract_failed_action_set((surf_model_t)surf_cpu_model_pm))) {
XBT_DEBUG("\t * Failed : %p", action);
surf_action_unref(action);
}
while ((action =
surf_model_extract_done_action_set((surf_model_t)surf_cpu_model_pm))) {
XBT_DEBUG("\t * Done : %p", action);
surf_action_unref(action);
}
XBT_DEBUG("\t Network actions");
while ((action =
surf_model_extract_failed_action_set((surf_model_t)surf_network_model))) {
XBT_DEBUG("\t * Failed : %p", action);
surf_action_unref(action);
}
while ((action =
surf_model_extract_done_action_set((surf_model_t)surf_network_model))) {
XBT_DEBUG("\t * Done : %p", action);
surf_action_unref(action);
}
} while ((surf_model_running_action_set_size((surf_model_t)surf_network_model) ||
surf_model_running_action_set_size((surf_model_t)surf_cpu_model_pm)) &&
surf_solve(-1.0) >= 0.0);
XBT_DEBUG("Simulation Terminated");
}
/*
* Update the physical host of the given VM
*/
void VMHL13::migrate(surf_resource_t ind_dst_pm)
{
/* ind_dst_pm equals to smx_host_t */
HostPtr ws_dst = static_cast<HostPtr>(surf_host_resource_priv(ind_dst_pm));
const char *vm_name = getName();
const char *pm_name_src = p_subWs->getName();
const char *pm_name_dst = ws_dst->getName();
xbt_assert(ws_dst);
/* do something */
/* update net_elm with that of the destination physical host */
RoutingEdgePtr old_net_elm = p_netElm;
RoutingEdgePtr new_net_elm = new RoutingEdgeWrapper(static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(host_lib, pm_name_dst, ROUTING_HOST_LEVEL)));
xbt_assert(new_net_elm);
/* Unregister the current net_elm from host_lib. Do not call the free callback. */
xbt_lib_unset(host_lib, vm_name, ROUTING_HOST_LEVEL, 0);
/* Then, resister the new one. */
p_netElm = new_net_elm;
xbt_lib_set(host_lib, vm_name, ROUTING_HOST_LEVEL, p_netElm);
p_subWs = ws_dst;
/* Update vcpu's action for the new pm */
{
#if 0
XBT_INFO("cpu_action->remains %g", p_action->remains);
XBT_INFO("cost %f remains %f start %f finish %f", p_action->cost,
p_action->remains,
p_action->start,
p_action->finish
);
XBT_INFO("cpu_action state %d", surf_action_get_state(p_action));
#endif
/* create a cpu action bound to the pm model at the destination. */
CpuActionPtr new_cpu_action = static_cast<CpuActionPtr>(
static_cast<CpuPtr>(surf_cpu_resource_priv(ind_dst_pm))->execute(0));
e_surf_action_state_t state = p_action->getState();
if (state != SURF_ACTION_DONE)
XBT_CRITICAL("FIXME: may need a proper handling, %d", state);
if (p_action->getRemainsNoUpdate() > 0)
XBT_CRITICAL("FIXME: need copy the state(?), %f", p_action->getRemainsNoUpdate());
/* keep the bound value of the cpu action of the VM. */
double old_bound = p_action->getBound();
if (old_bound != 0) {
XBT_DEBUG("migrate VM(%s): set bound (%f) at %s", vm_name, old_bound, pm_name_dst);
new_cpu_action->setBound(old_bound);
}
_XBT_GNUC_UNUSED int ret = p_action->unref();
xbt_assert(ret == 1, "Bug: some resource still remains");
p_action = new_cpu_action;
}
XBT_DEBUG("migrate VM(%s): change net_elm (%p to %p)", vm_name, old_net_elm, new_net_elm);
XBT_DEBUG("migrate VM(%s): change PM (%s to %s)", vm_name, pm_name_src, pm_name_dst);
delete old_net_elm;
}
static CpuPtr get_casted_cpu(surf_resource_t resource){
return static_cast<CpuPtr>(surf_cpu_resource_priv(resource));
}
