Examples with KafkaCache io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCache used on opensource projects

Example 1 with KafkaCache

use of io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCache in project zilla by aklivity.

the class CacheFetchIT method initPartition.

@Before
public void initPartition() {
    final KafkaBinding binding = engine.binding(KafkaBinding.class);
    final KafkaCache cache = binding.supplyCache("test.cache0");
    final KafkaCacheTopic topic = cache.supplyTopic("test");
    this.partition = topic.supplyFetchPartition(0);
}

Example 2 with KafkaCache

use of io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCache in project zilla by aklivity.

the class KafkaCacheClientFetchFactory method newStream.

@Override
public MessageConsumer newStream(int msgTypeId, DirectBuffer buffer, int index, int length, MessageConsumer sender) {
    final BeginFW begin = beginRO.wrap(buffer, index, index + length);
    final long routeId = begin.routeId();
    final long initialId = begin.streamId();
    final long affinity = begin.affinity();
    final long authorization = begin.authorization();
    assert (initialId & 0x0000_0000_0000_0001L) != 0L;
    final OctetsFW extension = begin.extension();
    final ExtensionFW beginEx = extension.get(extensionRO::tryWrap);
    assert beginEx != null && beginEx.typeId() == kafkaTypeId;
    final KafkaBeginExFW kafkaBeginEx = extension.get(kafkaBeginExRO::wrap);
    assert kafkaBeginEx.kind() == KafkaBeginExFW.KIND_FETCH;
    final KafkaFetchBeginExFW kafkaFetchBeginEx = kafkaBeginEx.fetch();
    final String16FW beginTopic = kafkaFetchBeginEx.topic();
    final KafkaOffsetFW progress = kafkaFetchBeginEx.partition();
    final ArrayFW<KafkaFilterFW> filters = kafkaFetchBeginEx.filters();
    final KafkaDeltaType deltaType = kafkaFetchBeginEx.deltaType().get();
    final String topicName = beginTopic.asString();
    MessageConsumer newStream = null;
    final KafkaBindingConfig binding = supplyBinding.apply(routeId);
    final KafkaRouteConfig resolved = binding != null ? binding.resolve(authorization, topicName) : null;
    if (resolved != null) {
        final long resolvedId = resolved.id;
        final int partitionId = progress.partitionId();
        final long partitionOffset = progress.partitionOffset();
        final KafkaCacheRoute cacheRoute = supplyCacheRoute.apply(resolvedId);
        final long partitionKey = cacheRoute.topicPartitionKey(topicName, partitionId);
        KafkaCacheClientFetchFanout fanout = cacheRoute.clientFetchFanoutsByTopicPartition.get(partitionKey);
        if (fanout == null) {
            final String cacheName = String.format("%s.%s", supplyNamespace.apply(resolvedId), supplyLocalName.apply(resolvedId));
            final KafkaCache cache = supplyCache.apply(cacheName);
            final KafkaCacheTopic topic = cache.supplyTopic(topicName);
            final KafkaCachePartition partition = topic.supplyFetchPartition(partitionId);
            final long defaultOffset = resolved.with != null ? resolved.with.defaultOffset.value() : KafkaOffsetType.HISTORICAL.value();
            final KafkaCacheClientFetchFanout newFanout = new KafkaCacheClientFetchFanout(resolvedId, authorization, affinity, partition, defaultOffset);
            cacheRoute.clientFetchFanoutsByTopicPartition.put(partitionKey, newFanout);
            fanout = newFanout;
        }
        final KafkaFilterCondition condition = cursorFactory.asCondition(filters);
        final long latestOffset = kafkaFetchBeginEx.partition().latestOffset();
        final KafkaOffsetType maximumOffset = KafkaOffsetType.valueOf((byte) latestOffset);
        final int leaderId = cacheRoute.leadersByPartitionId.get(partitionId);
        newStream = new KafkaCacheClientFetchStream(fanout, sender, routeId, initialId, leaderId, authorization, partitionOffset, condition, maximumOffset, deltaType)::onClientMessage;
    }
    return newStream;
}

Example 3 with KafkaCache

use of io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCache in project zilla by aklivity.

the class KafkaCacheServerProduceFactory method newStream.

@Override
public MessageConsumer newStream(int msgTypeId, DirectBuffer buffer, int index, int length, MessageConsumer sender) {
    final BeginFW begin = beginRO.wrap(buffer, index, index + length);
    final long routeId = begin.routeId();
    final long initialId = begin.streamId();
    final long affinity = begin.affinity();
    final long authorization = begin.authorization();
    assert (initialId & 0x0000_0000_0000_0001L) != 0L;
    final OctetsFW extension = begin.extension();
    final ExtensionFW beginEx = extension.get(extensionRO::wrap);
    assert beginEx != null && beginEx.typeId() == kafkaTypeId;
    final KafkaBeginExFW kafkaBeginEx = extension.get(kafkaBeginExRO::wrap);
    final KafkaProduceBeginExFW kafkaProduceBeginEx = kafkaBeginEx.produce();
    final String16FW beginTopic = kafkaProduceBeginEx.topic();
    final int partitionId = kafkaProduceBeginEx.partition().partitionId();
    final int remoteIndex = supplyRemoteIndex.applyAsInt(initialId);
    final String topicName = beginTopic.asString();
    MessageConsumer newStream = null;
    final KafkaBindingConfig binding = supplyBinding.apply(routeId);
    final KafkaRouteConfig resolved = binding != null ? binding.resolve(authorization, topicName) : null;
    if (resolved != null) {
        final long resolvedId = resolved.id;
        final KafkaCacheRoute cacheRoute = supplyCacheRoute.apply(resolvedId);
        final long partitionKey = cacheRoute.topicPartitionKey(topicName, partitionId);
        KafkaCacheServerProduceFan fan = cacheRoute.serverProduceFansByTopicPartition.get(partitionKey);
        if (fan == null) {
            final KafkaCacheServerProduceFan newFan = new KafkaCacheServerProduceFan(resolvedId, authorization, affinity, partitionId, topicName);
            cacheRoute.serverProduceFansByTopicPartition.put(partitionKey, newFan);
            fan = newFan;
        }
        final int leaderId = cacheRoute.leadersByPartitionId.get(partitionId);
        final String cacheName = String.format("%s.%s", supplyNamespace.apply(routeId), supplyLocalName.apply(routeId));
        final KafkaCache cache = supplyCache.apply(cacheName);
        final KafkaCacheTopic topic = cache.supplyTopic(topicName);
        final KafkaCachePartition partition = topic.supplyProducePartition(partitionId, remoteIndex);
        newStream = new KafkaCacheServerProduceStream(fan, sender, routeId, initialId, leaderId, authorization, partition)::onServerMessage;
    }
    return newStream;
}

Example 4 with KafkaCache

use of io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCache in project zilla by aklivity.

the class KafkaCacheClientProduceFactory method newStream.

@Override
public MessageConsumer newStream(int msgTypeId, DirectBuffer buffer, int index, int length, MessageConsumer sender) {
    final BeginFW begin = beginRO.wrap(buffer, index, index + length);
    final long routeId = begin.routeId();
    final long initialId = begin.streamId();
    final long affinity = begin.affinity();
    final long authorization = begin.authorization();
    assert (initialId & 0x0000_0000_0000_0001L) != 0L;
    final OctetsFW extension = begin.extension();
    final ExtensionFW beginEx = extension.get(extensionRO::tryWrap);
    assert beginEx != null && beginEx.typeId() == kafkaTypeId;
    final KafkaBeginExFW kafkaBeginEx = extension.get(kafkaBeginExRO::wrap);
    assert kafkaBeginEx.kind() == KafkaBeginExFW.KIND_PRODUCE;
    final KafkaProduceBeginExFW kafkaProduceBeginEx = kafkaBeginEx.produce();
    final String16FW beginTopic = kafkaProduceBeginEx.topic();
    final int partitionId = kafkaProduceBeginEx.partition().partitionId();
    final String topicName = beginTopic.asString();
    MessageConsumer newStream = null;
    final KafkaBindingConfig binding = supplyBinding.apply(routeId);
    final KafkaRouteConfig resolved = binding != null ? binding.resolve(authorization, topicName) : null;
    if (resolved != null) {
        final long resolvedId = resolved.id;
        final KafkaCacheRoute cacheRoute = supplyCacheRoute.apply(resolvedId);
        final long topicKey = cacheRoute.topicKey(topicName);
        final long partitionKey = cacheRoute.topicPartitionKey(topicName, partitionId);
        KafkaCacheClientProduceFan fan = cacheRoute.clientProduceFansByTopicPartition.get(partitionKey);
        if (fan == null) {
            KafkaCacheClientBudget budget = cacheRoute.clientBudgetsByTopic.get(topicKey);
            if (budget == null) {
                budget = new KafkaCacheClientBudget(creditor, supplyBudgetId.getAsLong(), bufferPool.slotCapacity());
                cacheRoute.clientBudgetsByTopic.put(topicKey, budget);
            }
            final String cacheName = String.format("%s.%s", supplyNamespace.apply(resolvedId), supplyLocalName.apply(resolvedId));
            final KafkaCache cache = supplyCache.apply(cacheName);
            final KafkaCacheTopic topic = cache.supplyTopic(topicName);
            final KafkaCachePartition partition = topic.supplyProducePartition(partitionId, localIndex);
            final KafkaCacheClientProduceFan newFan = new KafkaCacheClientProduceFan(resolvedId, authorization, affinity, budget, partition);
            cacheRoute.clientProduceFansByTopicPartition.put(partitionKey, newFan);
            fan = newFan;
        }
        final int leaderId = cacheRoute.leadersByPartitionId.get(partitionId);
        newStream = new KafkaCacheClientProduceStream(fan, sender, routeId, initialId, leaderId, authorization)::onClientMessage;
    }
    return newStream;
}

Example 5 with KafkaCache

use of io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCache in project zilla by aklivity.

the class KafkaCacheMetaFactory method newStream.

@Override
public MessageConsumer newStream(int msgTypeId, DirectBuffer buffer, int index, int length, MessageConsumer sender) {
    final BeginFW begin = beginRO.wrap(buffer, index, index + length);
    final long routeId = begin.routeId();
    final long initialId = begin.streamId();
    final long authorization = begin.authorization();
    final long affinity = begin.affinity();
    assert (initialId & 0x0000_0000_0000_0001L) != 0L;
    final OctetsFW extension = begin.extension();
    final ExtensionFW beginEx = extension.get(extensionRO::tryWrap);
    assert beginEx != null && beginEx.typeId() == kafkaTypeId;
    final KafkaBeginExFW kafkaBeginEx = extension.get(kafkaBeginExRO::wrap);
    assert kafkaBeginEx.kind() == KafkaBeginExFW.KIND_META;
    final KafkaMetaBeginExFW kafkaMetaBeginEx = kafkaBeginEx.meta();
    final String16FW beginTopic = kafkaMetaBeginEx.topic();
    final String topicName = beginTopic.asString();
    MessageConsumer newStream = null;
    final KafkaBindingConfig binding = supplyBinding.apply(routeId);
    final KafkaRouteConfig resolved = binding != null ? binding.resolve(authorization, topicName) : null;
    if (resolved != null) {
        final long resolvedId = resolved.id;
        final KafkaCacheRoute cacheRoute = supplyCacheRoute.apply(resolvedId);
        final int topicKey = cacheRoute.topicKey(topicName);
        KafkaCacheMetaFanout fanout = cacheRoute.metaFanoutsByTopic.get(topicKey);
        if (fanout == null) {
            final long cacheId = supplyCacheId.applyAsLong(routeId, resolvedId);
            final String cacheName = String.format("%s.%s", supplyNamespace.apply(cacheId), supplyLocalName.apply(cacheId));
            final KafkaCache cache = supplyCache.apply(cacheName);
            final KafkaCacheTopic topic = cache.supplyTopic(topicName);
            final KafkaCacheMetaFanout newFanout = new KafkaCacheMetaFanout(resolvedId, authorization, topic);
            cacheRoute.metaFanoutsByTopic.put(topicKey, newFanout);
            fanout = newFanout;
        }
        if (fanout != null) {
            newStream = new KafkaCacheMetaStream(fanout, sender, routeId, initialId, affinity, authorization)::onMetaMessage;
        }
    }
    return newStream;
}