void d_readerRequestRemoveGroup( d_readerRequest request, d_group group) { d_group dgroup; assert(d_objectIsValid(d_object(request), D_READER_REQUEST) == TRUE); if(request){ d_lockLock(d_lock(request)); dgroup = d_tableRemove(request->groups, group); d_lockUnlock(d_lock(request)); if(dgroup){ d_groupFree(dgroup); } } return; }
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; }
void d_groupRemoteListenerAction( d_listener listener, d_message message) { d_newGroup remote; d_configuration config; d_durability durability; d_admin admin; d_group group, group2; d_fellow fellow; c_bool createLocally, added; v_duration duration; u_group ugroup; d_networkAddress addr; c_bool result; d_subscriber subscriber; d_sampleChainListener sampleChainListener; d_completeness localCompleteness; assert(d_listenerIsValid(d_listener(listener), D_GROUP_REMOTE_LISTENER)); remote = d_newGroup(message); admin = d_listenerGetAdmin(listener); durability = d_adminGetDurability(admin); config = d_durabilityGetConfiguration(durability); addr = d_networkAddressNew(message->senderAddress.systemId, message->senderAddress.localId, message->senderAddress.lifecycleId); fellow = d_adminGetFellow(admin, addr); if(remote->partition && remote->topic){ d_printTimedEvent(durability, D_LEVEL_FINEST, D_THREAD_GROUP_REMOTE_LISTENER, "Received remote group '%s.%s'.\n", remote->partition, remote->topic); } if(fellow){ if(d_fellowGetCommunicationState(fellow) == D_COMMUNICATION_STATE_APPROVED){ if(!(remote->partition) && !(remote->topic)){ d_fellowSetExpectedGroupCount(fellow, remote->alignerCount); } else { group = d_adminGetLocalGroup(admin, remote->partition, remote->topic, remote->durabilityKind); if(!group){ d_printTimedEvent(durability, D_LEVEL_FINE, D_THREAD_GROUP_REMOTE_LISTENER, "Received remote group %s.%s which is locally unknown.\n", remote->partition, remote->topic); /* Group unknown locally, check if it is in the alignee namespace. */ createLocally = d_adminGroupInAligneeNS( admin, remote->partition, remote->topic, remote->durabilityKind); if(createLocally == TRUE){ group = d_groupNew(remote->partition, remote->topic, remote->durabilityKind, remote->completeness, remote->quality); added = d_fellowAddGroup(fellow, group); d_fellowSetExpectedGroupCount(fellow, remote->alignerCount); if(added == FALSE){ d_groupFree(group); group = d_fellowGetGroup(fellow, remote->partition, remote->topic, remote->durabilityKind); if(group){ d_groupUpdate(group, remote->completeness, remote->quality); d_groupFree(group); } } /* Group unknown locally, check if it should be aligned * initially. */ createLocally = d_adminGroupInInitialAligneeNS( admin, remote->partition, remote->topic, remote->durabilityKind); if(createLocally == TRUE){ d_printTimedEvent(durability, D_LEVEL_FINE, D_THREAD_GROUP_REMOTE_LISTENER, "Remote group %s.%s in initial alignee namespace.\n", remote->partition, remote->topic); duration.seconds = 0; duration.nanoseconds = 10000000; ugroup = u_groupNew( u_participant(d_durabilityGetService(durability)), remote->partition, remote->topic, duration); if(ugroup){ d_printTimedEvent(durability, D_LEVEL_FINE, D_THREAD_GROUP_REMOTE_LISTENER, "Remote group %s.%s with quality %d created locally.\n", remote->partition, remote->topic, remote->quality.seconds); u_entityFree(u_entity(ugroup)); } else { d_printTimedEvent(durability, D_LEVEL_WARNING, D_THREAD_GROUP_REMOTE_LISTENER, "Remote group %s.%s with quality %d could NOT be created locally.\n", remote->partition, remote->topic, remote->quality.seconds); /** * TODO: quality must not be taken over * from remote. */ group2 = d_groupNew(remote->partition, remote->topic, remote->durabilityKind, D_GROUP_INCOMPLETE, remote->quality); result = d_groupCreationQueueAdd( d_groupRemoteListener(listener)->groupCreationQueue, group2); if(result == FALSE){ d_printTimedEvent(durability, D_LEVEL_FINER, D_THREAD_GROUP_REMOTE_LISTENER, "Remote group %s.%s already in creation queue. Skipping this one.\n", remote->partition, remote->topic); d_groupFree(group2); } } } else { d_printTimedEvent(durability, D_LEVEL_FINE, D_THREAD_GROUP_REMOTE_LISTENER, "Remote group %s.%s in alignee namespace, but not initial.\n", remote->partition, remote->topic); } } else { d_printTimedEvent(durability, D_LEVEL_INFO, D_THREAD_GROUP_REMOTE_LISTENER, "Remote group '%s.%s' is not in alignee namespace.\n", remote->partition, remote->topic); } } else { localCompleteness = d_groupGetCompleteness(group); group = d_fellowGetGroup(fellow, remote->partition, remote->topic, remote->durabilityKind); if(group){ d_groupUpdate(group, remote->completeness, remote->quality); d_printTimedEvent(durability, D_LEVEL_FINEST, D_THREAD_GROUP_REMOTE_LISTENER, "Updating remote group '%s.%s' completeness: '%d'.\n", remote->partition, remote->topic, remote->completeness); d_groupFree(group); } else if(localCompleteness != D_GROUP_COMPLETE){ group = d_groupNew(remote->partition, remote->topic, remote->durabilityKind, remote->completeness, remote->quality); added = d_fellowAddGroup(fellow, group); if(added == FALSE){ d_groupFree(group); group = d_fellowGetGroup(fellow, remote->partition, remote->topic, remote->durabilityKind); if(group){ d_groupUpdate(group, remote->completeness, remote->quality); d_groupFree(group); } } else { d_printTimedEvent(durability, D_LEVEL_FINEST, D_THREAD_GROUP_REMOTE_LISTENER, "Remote group '%s.%s' with completeness: '%d' registered for fellow.\n", remote->partition, remote->topic, remote->completeness); } } /* A complete group might be interesting in case there are * still unfullfilled chain requests. */ if(remote->completeness == D_GROUP_COMPLETE){ d_printTimedEvent(durability, D_LEVEL_FINEST, D_THREAD_GROUP_REMOTE_LISTENER, "Remote group '%s.%s' complete, check for unfullfilled chains.\n", remote->partition, remote->topic); subscriber = d_adminGetSubscriber(admin); sampleChainListener = d_subscriberGetSampleChainListener(subscriber); group = d_groupNew(remote->partition, remote->topic, remote->durabilityKind, remote->completeness, remote->quality); d_sampleChainListenerTryFulfillChains(sampleChainListener, group); d_groupFree(group); } } } } else { d_printTimedEvent(durability, D_LEVEL_WARNING, D_THREAD_GROUP_REMOTE_LISTENER, "Fellow not approved, so ignore the message.\n"); } d_fellowFree(fellow); } else { d_printTimedEvent(durability, D_LEVEL_WARNING, D_THREAD_GROUP_REMOTE_LISTENER, "Fellow unknown so far, so ignore the message.\n"); } d_networkAddressFree(addr); return; }