static void _master_registerPluginCallback(ConfigurationPluginElement* pe, Master* master) {
utility_assert(pe);
MAGIC_ASSERT(master);
utility_assert(pe->id.isSet && pe->id.string);
slave_addNewProgram(master->slave, pe->id.string->str, pe->path.string->str,
pe->startsymbol.isSet ? pe->startsymbol.string->str : NULL);
}
void worker_scheduleEvent(Event* event, SimulationTime nano_delay, GQuark receiver_node_id) {
/* TODO create accessors, or better yet refactor the work to event class */
utility_assert(event);
/* get our thread-private worker */
Worker* worker = _worker_getPrivate();
/* when the event will execute */
shadowevent_setTime(event, worker->clock_now + nano_delay);
/* parties involved. sender may be NULL, receiver may not! */
Host* sender = worker->cached_node;
/* we MAY NOT OWN the receiver, so do not write to it! */
Host* receiver = receiver_node_id == 0 ? sender : _slave_getHost(worker->slave, receiver_node_id);
utility_assert(receiver);
/* the NodeEvent needs a pointer to the correct node */
shadowevent_setNode(event, receiver);
/* if we are not going to execute any more events, free it and return */
if(slave_isKilled(worker->slave)) {
shadowevent_free(event);
return;
}
/* engine is not killed, assert accurate worker clock */
utility_assert(worker->clock_now != SIMTIME_INVALID);
/* figure out where to push the event */
if(worker->serialEventQueue) {
/* single-threaded, push to global serial queue */
eventqueue_push(worker->serialEventQueue, event);
} else {
/* non-local events must be properly delayed so the event wont show up at another worker
* before the next scheduling interval. this is only a problem if the sender and
* receivers have been assigned to different workers. */
if(!host_isEqual(receiver, sender)) {
SimulationTime jump = slave_getMinTimeJump(worker->slave);
SimulationTime minTime = worker->clock_now + jump;
/* warn and adjust time if needed */
SimulationTime eventTime = shadowevent_getTime(event);
if(eventTime < minTime) {
info("Inter-node event time %"G_GUINT64_FORMAT" changed to %"G_GUINT64_FORMAT" due to minimum delay %"G_GUINT64_FORMAT,
eventTime, minTime, jump);
shadowevent_setTime(event, minTime);
}
}
/* multi-threaded, push event to receiver node */
EventQueue* eventq = host_getEvents(receiver);
eventqueue_push(eventq, event);
}
}
static void _master_registerProcessCallback(ConfigurationProcessElement* pe, ProcessCallbackArgs* args) {
utility_assert(pe && args);
MAGIC_ASSERT(args->master);
utility_assert(pe->plugin.isSet && pe->plugin.string);
utility_assert(pe->arguments.isSet && pe->arguments.string);
slave_addNewVirtualProcess(args->master->slave, args->hostParams->hostname, pe->plugin.string->str,
pe->preload.isSet ? pe->preload.string->str : NULL,
SIMTIME_ONE_SECOND * pe->starttime.integer,
pe->stoptime.isSet ? SIMTIME_ONE_SECOND * pe->stoptime.integer : 0,
pe->arguments.string->str);
}
gpointer worker_runSerial(WorkLoad* workload) {
utility_assert(workload);
Worker* worker = _worker_getPrivate();
Event* nextEvent = eventqueue_peek(worker->serialEventQueue);
if(nextEvent) {
worker->clock_now = SIMTIME_INVALID;
worker->clock_last = 0;
/* process all events in the priority queue */
while(nextEvent &&
(shadowevent_getTime(nextEvent) < slave_getExecuteWindowEnd(worker->slave)) &&
(shadowevent_getTime(nextEvent) < slave_getEndTime(worker->slave)))
{
/* get next event */
nextEvent = eventqueue_pop(worker->serialEventQueue);
worker->cached_event = nextEvent;
worker->cached_node = shadowevent_getNode(nextEvent);
/* ensure priority */
worker->clock_now = shadowevent_getTime(worker->cached_event);
// engine->clock = worker->clock_now;
utility_assert(worker->clock_now >= worker->clock_last);
gboolean complete = shadowevent_run(worker->cached_event);
if(complete) {
shadowevent_free(worker->cached_event);
}
worker->cached_event = NULL;
worker->cached_node = NULL;
worker->clock_last = worker->clock_now;
worker->clock_now = SIMTIME_INVALID;
nextEvent = eventqueue_peek(worker->serialEventQueue);
}
}
slave_setKilled(worker->slave, TRUE);
/* in single thread mode, we must free the nodes */
GList* hosts = workload->hosts;
while(hosts) {
worker->cached_node = hosts->data;
host_freeAllApplications(worker->cached_node);
worker->cached_node = NULL;
hosts = hosts->next;
}
g_list_foreach(workload->hosts, (GFunc) host_free, NULL);
return NULL;
}
static void _scheduler_assignHostsToThread(Scheduler* scheduler, GQueue* hosts, pthread_t thread, uint maxAssignments) {
MAGIC_ASSERT(scheduler);
utility_assert(hosts);
utility_assert(thread);
guint numAssignments = 0;
while((maxAssignments == 0 || numAssignments < maxAssignments) && !g_queue_is_empty(hosts)) {
Host* host = (Host*) g_queue_pop_head(hosts);
utility_assert(host);
scheduler->policy->addHost(scheduler->policy, host, thread);
numAssignments++;
}
}
static Event* _schedulerpolicyhoststeal_popFromThread(SchedulerPolicy* policy, HostStealThreadData* tdata, GQueue* assignedHosts, SimulationTime barrier) {
/* if there is no tdata, that means this thread didn't get any hosts assigned to it */
if(!tdata) {
return NULL;
}
HostStealPolicyData* data = policy->data;
while(!g_queue_is_empty(assignedHosts) || tdata->runningHost) {
/* if there's no running host, we completed the last assignment and need a new one */
if(!tdata->runningHost) {
tdata->runningHost = g_queue_pop_head(assignedHosts);
}
Host* host = tdata->runningHost;
g_rw_lock_reader_lock(&data->lock);
HostStealQueueData* qdata = g_hash_table_lookup(data->hostToQueueDataMap, host);
g_rw_lock_reader_unlock(&data->lock);
utility_assert(qdata);
g_mutex_lock(&(qdata->lock));
Event* nextEvent = priorityqueue_peek(qdata->pq);
SimulationTime eventTime = (nextEvent != NULL) ? event_getTime(nextEvent) : SIMTIME_INVALID;
if(nextEvent != NULL && eventTime < barrier) {
utility_assert(eventTime >= qdata->lastEventTime);
qdata->lastEventTime = eventTime;
nextEvent = priorityqueue_pop(qdata->pq);
qdata->nPopped++;
/* migrate iff a migration is needed */
_schedulerpolicyhoststeal_migrateHost(policy, host, pthread_self());
} else {
nextEvent = NULL;
}
if(nextEvent == NULL) {
/* no more events on the runningHost, mark it as NULL so we get a new one */
g_queue_push_tail(tdata->processedHosts, host);
tdata->runningHost = NULL;
}
g_mutex_unlock(&(qdata->lock));
if(nextEvent != NULL) {
return nextEvent;
}
}
/* if we make it here, all hosts for this thread have no more events before barrier */
return NULL;
}
/* primarily a wrapper for dealing with TLS and the hostToThread map.
* this does not affect unprocessedHosts/processedHosts/runningHost;
* that migration should be done as normal (from/to the respective threads) */
static void _schedulerpolicyhoststeal_migrateHost(SchedulerPolicy* policy, Host* host, pthread_t newThread) {
MAGIC_ASSERT(policy);
HostStealPolicyData* data = policy->data;
g_rw_lock_reader_lock(&data->lock);
pthread_t oldThread = (pthread_t)g_hash_table_lookup(data->hostToThreadMap, host);
if(oldThread == newThread) {
g_rw_lock_reader_unlock(&data->lock);
return;
}
HostStealThreadData* tdata = g_hash_table_lookup(data->threadToThreadDataMap, GUINT_TO_POINTER(oldThread));
HostStealThreadData* tdataNew = g_hash_table_lookup(data->threadToThreadDataMap, GUINT_TO_POINTER(newThread));
g_rw_lock_reader_unlock(&data->lock);
/* check that there's actually a thread we're migrating from */
if(tdata) {
/* Sanity check that the host isn't being run on another thread while migrating.
* Ostensibly, we could make this check on *all* threads, but this is simpler, faster,
* and should catch most bugs (since it's presumably the thread we're stealing from
* that would be running it).
*/
utility_assert(tdata->runningHost != tdataNew->runningHost);
/* migrate the TLS of all objects associated with this host */
host_migrate(host, &oldThread, &newThread);
}
_schedulerpolicyhoststeal_addHost(policy, host, newThread);
}
gint host_epollGetEvents(Host* host, gint handle,
struct epoll_event* eventArray, gint eventArrayLength, gint* nEvents) {
MAGIC_ASSERT(host);
/* EBADF epfd is not a valid file descriptor. */
Descriptor* descriptor = host_lookupDescriptor(host, handle);
if(descriptor == NULL) {
return EBADF;
}
DescriptorStatus status = descriptor_getStatus(descriptor);
if(status & DS_CLOSED) {
warning("descriptor handle '%i' not a valid open descriptor", handle);
return EBADF;
}
/* EINVAL epfd is not an epoll file descriptor */
if(descriptor_getType(descriptor) != DT_EPOLL) {
return EINVAL;
}
Epoll* epoll = (Epoll*) descriptor;
gint ret = epoll_getEvents(epoll, eventArray, eventArrayLength, nEvents);
for(gint i = 0; i < *nEvents; i++) {
if(!host_isShadowDescriptor(host, eventArray[i].data.fd)) {
/* the fd is a file that the OS handled for us, translate to shadow fd */
eventArray[i].data.fd = host_getShadowHandle(host, eventArray[i].data.fd);
utility_assert(eventArray[i].data.fd >= 0);
}
}
return ret;
}
static void _main_countTLSProcessCallback(ConfigurationProcessElement* processElement, TLSCountingState* state) {
utility_assert(processElement && state);
/* each process must have a plugin, and can optionally have a preload lib */
ConfigurationPluginElement* pluginElement = NULL;
ConfigurationPluginElement* preloadElement = NULL;
if(processElement && processElement->plugin.isSet && processElement->plugin.string) {
gchar* pluginID = processElement->plugin.string->str;
pluginElement = configuration_getPluginElementByID(state->config, pluginID);
}
if(processElement && processElement->preload.isSet && processElement->preload.string) {
gchar* preloadID = processElement->preload.string->str;
preloadElement = configuration_getPluginElementByID(state->config, preloadID);
}
/* get the TLS used by this process and store total needed by this host element */
gulong tlsSizePerProcess = _main_getTLSUsedByProcess(state, pluginElement, preloadElement);
if(tlsSizePerProcess == 0) {
warning("skipping process with plugin '%s' at path '%s' "
"and preload '%s' at path '%s' "
"when computing total needed static TLS size",
pluginElement ? pluginElement->id.string->str : "n/a",
pluginElement ? pluginElement->path.string->str : "n/a",
preloadElement ? preloadElement->id.string->str : "n/a",
preloadElement ? preloadElement->path.string->str : "n/a");
} else {
state->tlsSizeTotal += (tlsSizePerProcess * state->currentHostQuantity);
}
}
void master_slaveFinishedCurrentWindow(Master* master, SimulationTime minNextEventTime) {
MAGIC_ASSERT(master);
utility_assert(minNextEventTime != SIMTIME_INVALID);
/* TODO: once we get multiple slaves, we have to block them here
* until they have all notified us that they are finished */
/* update our detected min jump time */
master->minJumpTime = master->nextMinJumpTime;
/* update the next interval window based on next event times */
SimulationTime newStart = minNextEventTime;
SimulationTime newEnd = minNextEventTime + master_getMinTimeJump(master);
/* update the new window end as one interval past the new window start,
* making sure we dont run over the experiment end time */
if(newEnd > master->endTime) {
newEnd = master->endTime;
}
/* if we are done, make sure the workers know about it */
if(newStart >= newEnd) {
master_setKilled(master, TRUE);
}
/* finally, set the new values */
master->executeWindowStart = newStart;
master->executeWindowEnd = newEnd;
}
guint utility_int16Hash(gconstpointer value) {
utility_assert(value);
/* make sure upper bits are zero */
gint key = 0;
key = (gint) *((gint16*)value);
return g_int_hash(&key);
}
/* this func is called whenever g_logv is called, not just in our log code */
void logging_handleLog(const gchar *log_domain, GLogLevelFlags log_level, const gchar *message, gpointer user_data) {
/* GLogLevelFlags* configuredLogLevel = user_data; */
const gchar* logDomainStr = log_domain ? log_domain : "shadow";
const gchar* messageStr = message ? message : "n/a";
/* check again if the message should be filtered */
if(worker_isFiltered(log_level)) {
return;
}
gulong hours = 0, minutes = 0, seconds = 0, microseconds = 0;
gulong elapsed = 0;
if(worker_isAlive()) {
elapsed = (gulong) g_timer_elapsed(worker_getRunTimer(), µseconds);
hours = elapsed / 3600;
elapsed %= 3600;
minutes = elapsed / 60;
seconds = elapsed % 60;
}
g_print("%02lu:%02lu:%02lu.%06lu %s\n", hours, minutes, seconds, microseconds, messageStr);
if(log_level & G_LOG_LEVEL_ERROR) {
/* error level logs always abort, but glibs messages are not that useful.
* lets override that with our own debug info and preemtively abort */
utility_assert(FALSE && "failure due to error-level log message");
}
}
gboolean priorityqueue_push(PriorityQueue *q, gpointer data) {
utility_assert(q);
if (q->size >= q->heapSize) {
q->heapSize *= 2;
gpointer *oldheap = q->heap;
q->heap = g_renew(gpointer, q->heap, q->heapSize);
if (q->heap != oldheap) {
_priorityqueue_refresh_map(q);
}
}
gpointer *oldentry = g_hash_table_lookup(q->map, data);
if (oldentry != NULL) {
gint oldindex = oldentry - q->heap;
_priorityqueue_heapify_up(q, _priorityqueue_heapify_down(q, oldindex));
return FALSE;
}
guint index = q->size;
q->heap[index] = data;
g_hash_table_insert(q->map, data, q->heap + index);
q->size += 1;
_priorityqueue_heapify_up(q, index);
return TRUE;
}
gpointer priorityqueue_peek(PriorityQueue *q) {
utility_assert(q);
if (q->size > 0) {
return q->heap[0];
}
return NULL;
}
Worker* worker_new(Slave* slave) {
/* make sure this isnt called twice on the same thread! */
utility_assert(!worker_isAlive());
Worker* worker = g_new0(Worker, 1);
MAGIC_INIT(worker);
worker->slave = slave;
worker->thread_id = slave_generateWorkerID(slave);
worker->clock_now = SIMTIME_INVALID;
worker->clock_last = SIMTIME_INVALID;
worker->clock_barrier = SIMTIME_INVALID;
/* each worker needs a private copy of each plug-in library */
worker->privatePrograms = g_hash_table_new_full(g_int_hash, g_int_equal, NULL, (GDestroyNotify)program_free);
if(slave_getWorkerCount(slave) <= 1) {
/* this will cause events to get pushed to this queue instead of host queues */
worker->serialEventQueue = eventqueue_new();
}
g_private_replace(&workerKey, worker);
return worker;
}
Master* master_new(Options* options) {
utility_assert(options);
/* Don't do anything in this function that will cause a log message. The
* global engine is still NULL since we are creating it now, and logging
* here will cause an assertion error.
*/
Master* master = g_new0(Master, 1);
MAGIC_INIT(master);
master->options = options;
master->random = random_new(options_getRandomSeed(options));
gint minRunAhead = (SimulationTime)options_getMinRunAhead(options);
master->minJumpTimeConfig = ((SimulationTime)minRunAhead) * SIMTIME_ONE_MILLISECOND;
/* these are only avail in glib >= 2.30
* setup signal handlers for gracefully handling shutdowns */
// TODO
// g_unix_signal_add(SIGTERM, (GSourceFunc)_master_handleInterruptSignal, master);
// g_unix_signal_add(SIGHUP, (GSourceFunc)_master_handleInterruptSignal, master);
// g_unix_signal_add(SIGINT, (GSourceFunc)_master_handleInterruptSignal, master);
message("simulation master created");
return master;
}
void priorityqueue_free(PriorityQueue *q) {
utility_assert(q);
priorityqueue_clear(q);
g_hash_table_destroy(q->map);
g_free(q->heap);
g_slice_free(PriorityQueue, q);
}
gboolean master_slaveFinishedCurrentRound(Master* master, SimulationTime minNextEventTime,
SimulationTime* executeWindowStart, SimulationTime* executeWindowEnd) {
MAGIC_ASSERT(master);
utility_assert(executeWindowStart && executeWindowEnd);
/* TODO: once we get multiple slaves, we have to block them here
* until they have all notified us that they are finished */
/* update our detected min jump time */
master->minJumpTime = master->nextMinJumpTime;
/* update the next interval window based on next event times */
SimulationTime newStart = minNextEventTime;
SimulationTime newEnd = minNextEventTime + _master_getMinTimeJump(master);
/* update the new window end as one interval past the new window start,
* making sure we dont run over the experiment end time */
if(newEnd > master->endTime) {
newEnd = master->endTime;
}
/* finally, set the new values */
master->executeWindowStart = newStart;
master->executeWindowEnd = newEnd;
*executeWindowStart = master->executeWindowStart;
*executeWindowEnd = master->executeWindowEnd;
/* return TRUE if we should keep running */
return newStart < newEnd ? TRUE : FALSE;
}
gboolean utility_int16Equal(gconstpointer value1, gconstpointer value2) {
utility_assert(value1 && value2);
/* make sure upper bits are zero */
gint key1 = 0, key2 = 0;
key1 = (gint) *((gint16*)value1);
key2 = (gint) *((gint16*)value2);
return g_int_equal(&key1, &key2);
}
void scheduler_push(Scheduler* scheduler, Event* event, GQuark senderHostID, GQuark receiverHostID) {
MAGIC_ASSERT(scheduler);
SimulationTime eventTime = event_getTime(event);
if(eventTime > scheduler->endTime) {
event_unref(event);
return;
}
/* parties involved. sender may be NULL, receiver may not!
* we MAY NOT OWN the receiver, so do not write to it! */
Host* sender = scheduler_getHost(scheduler, senderHostID);
Host* receiver = scheduler_getHost(scheduler, receiverHostID);
utility_assert(receiver);
utility_assert(receiver == event_getHost(event));
/* push to a queue based on the policy */
scheduler->policy->push(scheduler->policy, event, sender, receiver, scheduler->currentRound.endTime);
}
void random_nextNBytes(Random* random, guchar* buffer, gint nbytes) {
utility_assert(random);
gint offset = 0;
while(offset < nbytes) {
gint randInt = random_nextInt(random);
gint n = MIN((nbytes - offset), sizeof(gint));
memmove(&buffer[offset], &randInt, n);
offset += n;
}
}
gsize socket_getOutputBufferSpace(Socket* socket) {
MAGIC_ASSERT(socket);
utility_assert(socket->outputBufferSize >= socket->outputBufferLength);
gsize bufferSize = socket_getOutputBufferSize(socket);
if(bufferSize < socket->outputBufferLength) {
return 0;
} else {
return bufferSize - socket->outputBufferLength;
}
}
static gint _host_monitorDescriptor(Host* host, Descriptor* descriptor) {
MAGIC_ASSERT(host);
/* make sure there are no collisions before inserting */
gint* handle = descriptor_getHandleReference(descriptor);
utility_assert(handle && !host_lookupDescriptor(host, *handle));
g_hash_table_replace(host->descriptors, handle, descriptor);
return *handle;
}
static void _networkinterface_scheduleNextReceive(NetworkInterface* interface) {
/* the next packets need to be received and processed */
SimulationTime batchTime = worker_getConfig()->interfaceBatchTime;
/* receive packets in batches */
while(!g_queue_is_empty(interface->inBuffer) &&
interface->receiveNanosecondsConsumed <= batchTime) {
/* get the next packet */
Packet* packet = g_queue_pop_head(interface->inBuffer);
utility_assert(packet);
/* successfully received */
packet_addDeliveryStatus(packet, PDS_RCV_INTERFACE_RECEIVED);
_networkinterface_pcapWritePacket(interface, packet);
/* free up buffer space */
guint length = packet_getPayloadLength(packet) + packet_getHeaderSize(packet);
interface->inBufferLength -= length;
/* calculate how long it took to 'receive' this packet */
interface->receiveNanosecondsConsumed += (length * interface->timePerByteDown);
/* hand it off to the correct socket layer */
gint key = packet_getDestinationAssociationKey(packet);
Socket* socket = g_hash_table_lookup(interface->boundSockets, GINT_TO_POINTER(key));
/* if the socket closed, just drop the packet */
gint socketHandle = -1;
if(socket) {
socketHandle = *descriptor_getHandleReference((Descriptor*)socket);
socket_pushInPacket(socket, packet);
} else {
packet_addDeliveryStatus(packet, PDS_RCV_INTERFACE_DROPPED);
}
packet_unref(packet);
/* count our bandwidth usage by interface, and by socket handle if possible */
tracker_addInputBytes(host_getTracker(worker_getCurrentHost()),(guint64)length, socketHandle);
}
/*
* we need to call back and try to receive more, even if we didnt consume all
* of our batch time, because we might have more packets to receive then.
*/
SimulationTime receiveTime = (SimulationTime) floor(interface->receiveNanosecondsConsumed);
if(receiveTime >= SIMTIME_ONE_NANOSECOND) {
/* we are 'receiving' the packets */
interface->flags |= NIF_RECEIVING;
/* call back when the packets are 'received' */
InterfaceReceivedEvent* event = interfacereceived_new(interface);
/* event destination is our node */
worker_scheduleEvent((Event*)event, receiveTime, 0);
}
}
Slave* slave_new(Master* master, Configuration* config, guint randomSeed) {
Slave* slave = g_new0(Slave, 1);
MAGIC_INIT(slave);
g_mutex_init(&(slave->lock));
g_mutex_init(&(slave->pluginInitLock));
slave->master = master;
slave->config = config;
slave->random = random_new(randomSeed);
slave->rawFrequencyKHz = utility_getRawCPUFrequency(CONFIG_CPU_MAX_FREQ_FILE);
if(slave->rawFrequencyKHz == 0) {
info("unable to read '%s' for copying", CONFIG_CPU_MAX_FREQ_FILE);
}
slave->hosts = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, NULL);
slave->programs = g_hash_table_new_full(g_int_hash, g_int_equal, NULL, (GDestroyNotify)program_free);
slave->dns = dns_new();
slave->nWorkers = (guint) configuration_getNWorkerThreads(config);
slave->mainThreadWorker = worker_new(slave);
slave->cwdPath = g_get_current_dir();
slave->dataPath = g_build_filename(slave->cwdPath, "shadow.data", NULL);
slave->hostsPath = g_build_filename(slave->dataPath, "hosts", NULL);
if(g_file_test(slave->dataPath, G_FILE_TEST_EXISTS)) {
gboolean success = utility_removeAll(slave->dataPath);
utility_assert(success);
}
gchar* templateDataPath = g_build_filename(slave->cwdPath, "shadow.data.template", NULL);
if(g_file_test(templateDataPath, G_FILE_TEST_EXISTS)) {
gboolean success = utility_copyAll(templateDataPath, slave->dataPath);
utility_assert(success);
}
g_free(templateDataPath);
return slave;
}
static void _main_countTLSHostCallback(ConfigurationHostElement* hostElement, TLSCountingState* state) {
utility_assert(hostElement && state);
if(hostElement && hostElement->processes) {
/* make sure to get the new quantity set of each host */
state->currentHostQuantity = hostElement->quantity.isSet ? ((guint)hostElement->quantity.integer) : 1;
/* now figure out the plugins that each process is using */
g_queue_foreach(hostElement->processes, (GFunc)_main_countTLSProcessCallback, state);
}
}
void priorityqueue_clear(PriorityQueue *q) {
utility_assert(q);
if(q->freeFunc) {
for (guint i = 0; i < q->size; i++) {
q->freeFunc(q->heap[i]);
q->heap[i] = NULL;
}
}
q->size = 0;
g_hash_table_remove_all(q->map);
}
static void _process_callbackTimerExpired(Process* proc, ProcessCallbackData* data) {
MAGIC_ASSERT(proc);
utility_assert(data);
if(process_isRunning(proc)) {
program_swapInState(proc->prog, proc->state);
thread_executeCallback2(proc->mainThread, data->callback, data->data, data->argument);
program_swapOutState(proc->prog, proc->state);
}
g_free(data);
}
void master_updateMinTimeJump(Master* master, gdouble minPathLatency) {
MAGIC_ASSERT(master);
if(master->nextMinJumpTime == 0 || minPathLatency < master->nextMinJumpTime) {
utility_assert(minPathLatency > 0.0f);
SimulationTime oldJumpMS = master->nextMinJumpTime;
master->nextMinJumpTime = ((SimulationTime)minPathLatency) * SIMTIME_ONE_MILLISECOND;
info("updated topology minimum time jump from %"G_GUINT64_FORMAT" to %"G_GUINT64_FORMAT" nanoseconds; "
"the minimum config override is %s (%"G_GUINT64_FORMAT" nanoseconds)",
oldJumpMS, master->nextMinJumpTime, master->minJumpTimeConfig > 0 ? "set" : "not set",
master->minJumpTimeConfig);
}
}
void networkinterface_associate(NetworkInterface* interface, Socket* socket) {
MAGIC_ASSERT(interface);
gint key = socket_getAssociationKey(socket);
/* make sure there is no collision */
utility_assert(!networkinterface_isAssociated(interface, key));
/* insert to our storage */
g_hash_table_replace(interface->boundSockets, GINT_TO_POINTER(key), socket);
descriptor_ref(socket);
}