static void
setKernelGroup(
v_entity entity,
c_voidp args)
{
d_group group;
group = d_group(args);
d_groupSetKernelGroup(group,v_group(entity));
}
static void*
d_groupCreationQueueRun(
void* userData)
{
d_groupCreationQueue queue;
c_iter groupsToCreate, reinsert;
d_group group, localGroup;
d_durability durability;
d_durabilityKind kind;
u_participant uservice;
c_char *partition, *topic;
v_duration duration;
u_group ugroup;
c_long creationCountVolatile, creationCountTransient, creationCountPersistent;
c_ulong maxBurst;
os_time sleepTime, maxBurstSleepTime;
c_bool update;
sleepTime.tv_sec = 1;
sleepTime.tv_nsec = 0;
duration.seconds = 0;
duration.nanoseconds = 5000000; /*5ms*/
creationCountVolatile = 0;
creationCountTransient = 0;
creationCountPersistent = 0;
maxBurstSleepTime.tv_sec = 0;
maxBurstSleepTime.tv_nsec = 10000000; /*10ms*/
queue = d_groupCreationQueue(userData);
groupsToCreate = c_iterNew(NULL);
reinsert = c_iterNew(NULL);
durability = d_adminGetDurability(queue->admin);
uservice = u_participant(d_durabilityGetService(durability));
d_waitForCompletenessDCPSTopic(queue);
while(queue->terminate == FALSE) {
d_lockLock(d_lock(queue));
queue->groupsToCreateVolatile -= creationCountVolatile;
assert(queue->groupsToCreateVolatile >= 0);
queue->groupsToCreateTransient -= creationCountTransient;
assert(queue->groupsToCreateTransient >= 0);
queue->groupsToCreatePersistent -= creationCountPersistent;
assert(queue->groupsToCreatePersistent >= 0);
group = d_group(c_iterTakeFirst(queue->groups));
while(group){
groupsToCreate = c_iterInsert(groupsToCreate, group);
group = d_group(c_iterTakeFirst(queue->groups));
}
assert((queue->groupsToCreateVolatile +
queue->groupsToCreateTransient +
queue->groupsToCreatePersistent) ==
c_iterLength(groupsToCreate));
durability = d_adminGetDurability(queue->admin);
d_durabilityUpdateStatistics(durability, d_statisticsUpdateGroupsToCreate, queue);
d_lockUnlock(d_lock(queue));
creationCountVolatile = 0;
creationCountTransient = 0;
creationCountPersistent = 0;
maxBurst = 10;
group = c_iterTakeFirst(groupsToCreate);
while(group && (queue->terminate == FALSE)){
partition = d_groupGetPartition(group);
topic = d_groupGetTopic(group);
kind = d_groupGetKind(group);
localGroup = d_adminGetLocalGroup(queue->admin, partition, topic, kind);
update = FALSE;
if(localGroup) {
d_printTimedEvent(durability,
D_LEVEL_FINE,
D_THREAD_GROUP_CREATION,
"Remote group %s.%s has already been created locally.\n",
partition, topic);
update = TRUE;
} else {
ugroup = u_groupNew(uservice, partition, topic, duration);
if(ugroup){
d_printTimedEvent(durability,
D_LEVEL_FINE,
D_THREAD_GROUP_CREATION,
"Remote group %s.%s created locally.\n",
partition, topic);
update = TRUE;
u_entityFree(u_entity(ugroup));
maxBurst--;
if(maxBurst == 0){
os_nanoSleep(maxBurstSleepTime);
maxBurst = 10;
}
} else {
maxBurst++;
d_printTimedEvent(durability, D_LEVEL_FINE,
D_THREAD_GROUP_CREATION,
"Remote group %s.%s could not be created locally.\n",
partition, topic);
if(d_durabilityGetState(durability) == D_STATE_COMPLETE){
d_printTimedEvent(durability, D_LEVEL_FINE,
D_THREAD_GROUP_CREATION,
"I am complete so it will not be available anymore.\n");
update = TRUE;
} else if(d_adminGetFellowCount(queue->admin) == 0){
d_printTimedEvent(durability, D_LEVEL_WARNING,
D_THREAD_GROUP_CREATION,
"No fellows available to provide me with group information. " \
"Ignoring group.\n",
partition, topic);
update = TRUE;
} else {
reinsert = c_iterInsert(reinsert, group);
}
}
}
if(update){
switch(d_groupGetKind(group)){
case D_DURABILITY_VOLATILE:
creationCountVolatile++;
break;
case D_DURABILITY_TRANSIENT:
case D_DURABILITY_TRANSIENT_LOCAL:
creationCountTransient++;
break;
case D_DURABILITY_PERSISTENT:
creationCountPersistent++;
break;
default:
assert(FALSE);
break;
}
d_groupFree(group);
}
os_free(partition);
os_free(topic);
group = c_iterTakeFirst(groupsToCreate);
}
group = d_group(c_iterTakeFirst(reinsert));
while(group){
groupsToCreate = c_iterInsert(groupsToCreate, group);
group = d_group(c_iterTakeFirst(reinsert));
}
if(queue->terminate == FALSE){
os_nanoSleep(sleepTime);
}
}
group = d_group(c_iterTakeFirst(groupsToCreate));
while(group) {
d_groupFree(group);
group = d_group(c_iterTakeFirst(groupsToCreate));
}
c_iterFree(groupsToCreate);
c_iterFree(reinsert);
d_lockLock(d_lock(queue));
group = d_group(c_iterTakeFirst(queue->groups));
while(group) {
d_groupFree(group);
group = d_group(c_iterTakeFirst(queue->groups));
}
d_lockUnlock(d_lock(queue));
return NULL;
}