void AsVivaldi::getRouteAndLatency(RoutingEdge *src, RoutingEdge *dst, sg_platf_route_cbarg_t route, double *lat)
{
s_surf_parsing_link_up_down_t info;
XBT_DEBUG("vivaldi_get_route_and_latency from '%s'[%d] '%s'[%d]",
src->getName(), src->getId(), dst->getName(), dst->getId());
if(src->getRcType() == SURF_NETWORK_ELEMENT_AS) {
char *src_name = ROUTER_PEER(src->getName());
char *dst_name = ROUTER_PEER(dst->getName());
route->gw_src = (sg_routing_edge_t) xbt_lib_get_or_null(as_router_lib, src_name, ROUTING_ASR_LEVEL);
route->gw_dst = (sg_routing_edge_t) xbt_lib_get_or_null(as_router_lib, dst_name, ROUTING_ASR_LEVEL);
xbt_free(src_name);
xbt_free(dst_name);
}
double euclidean_dist;
xbt_dynar_t src_ctn, dst_ctn;
char *tmp_src_name, *tmp_dst_name;
if(src->getRcType() == SURF_NETWORK_ELEMENT_HOST){
tmp_src_name = HOST_PEER(src->getName());
if(p_linkUpDownList){
info = xbt_dynar_get_as(p_linkUpDownList, src->getId(), s_surf_parsing_link_up_down_t);
if(info.link_up) { // link up
xbt_dynar_push_as(route->link_list, void*, info.link_up);
if (lat)
*lat += static_cast<Link*>(info.link_up)->getLatency();
}
}
/**
* \brief Add a "host_link" to the network element list
*/
static void parse_S_host_link(sg_platf_host_link_cbarg_t host)
{
sg_routing_edge_t info = NULL;
info = xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL);
xbt_assert(info, "Host '%s' not found!",host->id);
xbt_assert(current_routing->model_desc == &routing_models[SURF_MODEL_CLUSTER] ||
current_routing->model_desc == &routing_models[SURF_MODEL_VIVALDI],
"You have to be in model Cluster to use tag host_link!");
s_surf_parsing_link_up_down_t link_up_down;
link_up_down.link_up = xbt_lib_get_or_null(link_lib, host->link_up, SURF_LINK_LEVEL);
link_up_down.link_down = xbt_lib_get_or_null(link_lib, host->link_down, SURF_LINK_LEVEL);
link_up_down.limiter_link = NULL;
link_up_down.loopback_link = NULL;
xbt_assert(link_up_down.link_up, "Link '%s' not found!",host->link_up);
xbt_assert(link_up_down.link_down, "Link '%s' not found!",host->link_down);
if(!current_routing->link_up_down_list)
current_routing->link_up_down_list = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
// If dynar is is greater than edge id and if the host_link is already defined
if(xbt_dynar_length(current_routing->link_up_down_list) > info->id &&
xbt_dynar_get_as(current_routing->link_up_down_list,info->id,void*))
xbt_die("Host_link for '%s' is already defined!",host->id);
XBT_DEBUG("Push Host_link for host '%s' to position %d",info->name,info->id);
xbt_dynar_set_as(current_routing->link_up_down_list,info->id,s_surf_parsing_link_up_down_t,link_up_down);
}
static void vivaldi_get_route_and_latency(
AS_t rc, sg_routing_edge_t src_p, sg_routing_edge_t dst_p,
sg_platf_route_cbarg_t route, double *lat)
{
s_surf_parsing_link_up_down_t info;
XBT_DEBUG("vivaldi_get_route_and_latency from '%s'[%d] '%s'[%d]",src_p->name,src_p->id,dst_p->name,dst_p->id);
char *src = (char*)src_p->name;
char *dst = (char*)dst_p->name;
if(src_p->rc_type == SURF_NETWORK_ELEMENT_AS) {
char *rp_src = ROUTER_PEER(src);
char *rp_dst = ROUTER_PEER(dst);
route->gw_src = xbt_lib_get_or_null(as_router_lib, rp_src,
ROUTING_ASR_LEVEL);
route->gw_dst = xbt_lib_get_or_null(as_router_lib, rp_dst,
ROUTING_ASR_LEVEL);
xbt_free(rp_src);
xbt_free(rp_dst);
}
double euclidean_dist;
xbt_dynar_t src_ctn, dst_ctn;
char *tmp_src_name, *tmp_dst_name;
if(src_p->rc_type == SURF_NETWORK_ELEMENT_HOST){
tmp_src_name = HOST_PEER(src);
if(rc->link_up_down_list){
info = xbt_dynar_get_as(rc->link_up_down_list,src_p->id,s_surf_parsing_link_up_down_t);
if(info.link_up) { // link up
xbt_dynar_push_as(route->link_list,void*,info.link_up);
if (lat)
*lat += surf_network_model->extension.network.get_link_latency(info.link_up);
}
HostPtr HostCLM03Model::createHost(const char *name){
HostPtr host = new HostCLM03(surf_host_model, name, NULL,
(xbt_dynar_t)xbt_lib_get_or_null(storage_lib, name, ROUTING_STORAGE_HOST_LEVEL),
(RoutingEdgePtr)xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL),
static_cast<CpuPtr>(xbt_lib_get_or_null(host_lib, name, SURF_CPU_LEVEL)));
XBT_DEBUG("Create host %s with %ld mounted disks", name, xbt_dynar_length(host->p_storage));
xbt_lib_set(host_lib, name, SURF_HOST_LEVEL, host);
return host;
}
const char *MSG_environment_as_get_property_value(msg_as_t as, const char *name)
{
xbt_dict_t dict = xbt_lib_get_or_null(as_router_lib, MSG_environment_as_get_name(as), ROUTING_PROP_ASR_LEVEL);
if (dict==NULL)
return NULL;
return xbt_dict_get_or_null(dict, name);
}
Storage *StorageN11Model::createStorage(const char* id, const char* type_id,
const char* content_name, const char* content_type, xbt_dict_t properties, const char* attach)
{
xbt_assert(!surf_storage_resource_priv(surf_storage_resource_by_name(id)),
"Storage '%s' declared several times in the platform file", id);
storage_type_t storage_type = (storage_type_t) xbt_lib_get_or_null(storage_type_lib, type_id,ROUTING_STORAGE_TYPE_LEVEL);
double Bread = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->model_properties, "Bread"),
"property Bread, storage",type_id);
double Bwrite = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->model_properties, "Bwrite"),
"property Bwrite, storage",type_id);
double Bconnection = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->model_properties, "Bconnection"),
"property Bconnection, storage",type_id);
Storage *storage = new StorageN11(this, id, properties, maxminSystem_,
Bread, Bwrite, Bconnection, type_id, (char *)content_name,
content_type, storage_type->size, (char *) attach);
storageCreatedCallbacks(storage);
xbt_lib_set(storage_lib, id, SURF_STORAGE_LEVEL, storage);
XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s'\n\t\tproperties '%p'\n\t\tBread '%f'\n",
id, type_id, properties, Bread);
p_storageList.push_back(storage);
return storage;
}
/** @brief Retrieve a routing edge from its name
*
* Routing edges are either host and routers, whatever
*/
RoutingEdge *sg_routing_edge_by_name_or_null(const char *name) {
sg_host_t h = sg_host_by_name(name);
RoutingEdge *net_elm = h==NULL?NULL: sg_host_edge(h);
if (!net_elm)
net_elm = (RoutingEdge*) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
return net_elm;
}
/**
* \brief Add a "host" to the network element list
*/
static void parse_S_host(sg_platf_host_cbarg_t host)
{
sg_routing_edge_t info = NULL;
if (current_routing->hierarchy == SURF_ROUTING_NULL)
current_routing->hierarchy = SURF_ROUTING_BASE;
xbt_assert(!xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL),
"Reading a host, processing unit \"%s\" already exists", host->id);
info = xbt_new0(s_routing_edge_t, 1);
info->rc_component = current_routing;
info->rc_type = SURF_NETWORK_ELEMENT_HOST;
info->name = xbt_strdup(host->id);
info->id = current_routing->parse_PU(current_routing, (void *) info);
xbt_lib_set(host_lib, host->id, ROUTING_HOST_LEVEL, (void *) info);
XBT_DEBUG("Having set name '%s' id '%d'",host->id,info->id);
if(mount_list){
xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
mount_list = NULL;
}
if (host->coord && strcmp(host->coord, "")) {
unsigned int cursor;
char*str;
if (!COORD_HOST_LEVEL)
xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
/* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/
xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " ");
xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
xbt_dynar_foreach(ctn_str,cursor, str) {
double val = atof(str);
xbt_dynar_push(ctn,&val);
}
const char *MSG_environment_as_get_property_value(msg_as_t as, const char *name)
{
xbt_dict_t dict = static_cast<xbt_dict_t> (xbt_lib_get_or_null(as_router_lib, MSG_environment_as_get_name(as),
ROUTING_PROP_ASR_LEVEL));
if (dict==nullptr)
return nullptr;
return static_cast<const char*>(xbt_dict_get_or_null(dict, name));
}
/** @brief Retrieve a netcard from its name
*
* Netcards are the thing that connect host or routers to the network
*/
simgrid::routing::NetCard *sg_netcard_by_name_or_null(const char *name)
{
sg_host_t h = sg_host_by_name(name);
simgrid::routing::NetCard *netcard = h==nullptr ? nullptr: h->pimpl_netcard;
if (!netcard)
netcard = (simgrid::routing::NetCard*) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
return netcard;
}
Host *HostCLM03Model::createHost(const char *name){
sg_host_t sg_host = sg_host_by_name(name);
Host *host = new HostCLM03(surf_host_model, name, NULL,
(xbt_dynar_t)xbt_lib_get_or_null(storage_lib, name, ROUTING_STORAGE_HOST_LEVEL),
sg_host_edge(sg_host),
sg_host_surfcpu(sg_host));
XBT_DEBUG("Create host %s with %ld mounted disks", name, xbt_dynar_length(host->p_storage));
xbt_lib_set(host_lib, name, SURF_HOST_LEVEL, host);
return host;
}
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);
XBT_DEBUG("Create link from '%s' to '%s'",host_id,router_id);
ns3_nodes_t host_src = xbt_lib_get_or_null(host_lib,host_id, NS3_HOST_LEVEL);
ns3_nodes_t host_dst = xbt_lib_get_or_null(host_lib,router_id,NS3_HOST_LEVEL);
if(host_src && host_dst){}
else xbt_die("\tns3_add_link from %d to %d",host_src->node_num,host_dst->node_num);
ns3_add_link(host_src->node_num,host_src->type,
host_dst->node_num,host_dst->type,
bw,lat);
free(router_id);
free(host_id);
}
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));
}
NetworkLinkPtr NetworkCm02Model::createNetworkLink(const char *name,
double bw_initial,
tmgr_trace_t bw_trace,
double lat_initial,
tmgr_trace_t lat_trace,
e_surf_resource_state_t state_initial,
tmgr_trace_t state_trace,
e_surf_link_sharing_policy_t policy,
xbt_dict_t properties)
{
xbt_assert(!xbt_lib_get_or_null(link_lib, name, SURF_LINK_LEVEL),
"Link '%s' declared several times in the platform file.",
name);
NetworkCm02LinkPtr nw_link =
new NetworkCm02Link(this, name, properties, p_maxminSystem, sg_bandwidth_factor * bw_initial, history,
state_initial, state_trace, bw_initial, bw_trace, lat_initial, lat_trace, policy);
xbt_lib_set(link_lib, name, SURF_LINK_LEVEL, nw_link);
XBT_DEBUG("Create link '%s'",name);
return nw_link;
}
/*
* 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;
}
/** \ingroup msg_host_management
* \brief Finds a msg_host_t using its name.
*
* This is a name directory service
* \param name the name of an host.
* \return the corresponding host
*/
msg_host_t MSG_get_host_by_name(const char *name)
{
return (msg_host_t) xbt_lib_get_or_null(host_lib,name,MSG_HOST_LEVEL);
}
double euclidean_dist;
xbt_dynar_t src_ctn, dst_ctn;
char *tmp_src_name, *tmp_dst_name;
if(src->getRcType() == SURF_NETWORK_ELEMENT_HOST){
tmp_src_name = HOST_PEER(src->getName());
if(p_linkUpDownList){
info = xbt_dynar_get_as(p_linkUpDownList, src->getId(), s_surf_parsing_link_up_down_t);
if(info.link_up) { // link up
xbt_dynar_push_as(route->link_list, void*, info.link_up);
if (lat)
*lat += static_cast<Link*>(info.link_up)->getLatency();
}
}
src_ctn = (xbt_dynar_t) xbt_lib_get_or_null(host_lib, tmp_src_name, COORD_HOST_LEVEL);
if(!src_ctn ) src_ctn = (xbt_dynar_t) xbt_lib_get_or_null(host_lib, src->getName(), COORD_HOST_LEVEL);
}
else if(src->getRcType() == SURF_NETWORK_ELEMENT_ROUTER || src->getRcType() == SURF_NETWORK_ELEMENT_AS){
tmp_src_name = ROUTER_PEER(src->getName());
src_ctn = (xbt_dynar_t) xbt_lib_get_or_null(as_router_lib, tmp_src_name, COORD_ASR_LEVEL);
}
else{
THROW_IMPOSSIBLE;
}
if(dst->getRcType() == SURF_NETWORK_ELEMENT_HOST){
tmp_dst_name = HOST_PEER(dst->getName());
if(p_linkUpDownList){
info = xbt_dynar_get_as(p_linkUpDownList, dst->getId(), s_surf_parsing_link_up_down_t);
/** @brief Retrieve a routing edge from its name
*
* Routing edges are either CPU/workstation and routers, whatever
*/
sg_routing_edge_t sg_routing_edge_by_name_or_null(const char *name) {
sg_routing_edge_t net_elm = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
if(!net_elm) net_elm = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
return net_elm;
}
