Examples with TopicName org.apache.pulsar.common.naming.TopicName used on opensource projects

Example 21 with TopicName

use of org.apache.pulsar.common.naming.TopicName in project incubator-pulsar by apache.

the class PersistentTopicsImpl method deletePartitionedTopicAsync.

@Override
public CompletableFuture<Void> deletePartitionedTopicAsync(String topic) {
    TopicName tn = validateTopic(topic);
    WebTarget path = topicPath(tn, "partitions");
    return asyncDeleteRequest(path);
}

Example 22 with TopicName

use of org.apache.pulsar.common.naming.TopicName in project incubator-pulsar by apache.

the class LookupProxyHandler method handlePartitionMetadataResponse.

private void handlePartitionMetadataResponse(CommandPartitionedTopicMetadata partitionMetadata, long clientRequestId) {
    TopicName topicName = TopicName.get(partitionMetadata.getTopic());
    if (isBlank(brokerServiceURL)) {
        service.getDiscoveryProvider().getPartitionedTopicMetadata(service, topicName, proxyConnection.clientAuthRole, proxyConnection.authenticationData).thenAccept(metadata -> {
            if (log.isDebugEnabled()) {
                log.debug("[{}] Total number of partitions for topic {} is {}", proxyConnection.clientAuthRole, topicName, metadata.partitions);
            }
            proxyConnection.ctx().writeAndFlush(Commands.newPartitionMetadataResponse(metadata.partitions, clientRequestId));
        }).exceptionally(ex -> {
            log.warn("[{}] Failed to get partitioned metadata for topic {} {}", clientAddress, topicName, ex.getMessage(), ex);
            proxyConnection.ctx().writeAndFlush(Commands.newPartitionMetadataResponse(ServerError.ServiceNotReady, ex.getMessage(), clientRequestId));
            return null;
        });
    } else {
        URI brokerURI;
        try {
            brokerURI = new URI(brokerServiceURL);
        } catch (URISyntaxException e) {
            proxyConnection.ctx().writeAndFlush(Commands.newPartitionMetadataResponse(ServerError.MetadataError, e.getMessage(), clientRequestId));
            return;
        }
        InetSocketAddress addr = new InetSocketAddress(brokerURI.getHost(), brokerURI.getPort());
        if (log.isDebugEnabled()) {
            log.debug("Getting connections to '{}' for Looking up topic '{}' with clientReq Id '{}'", addr, topicName.getPartitionedTopicName(), clientRequestId);
        }
        service.getConnectionPool().getConnection(addr).thenAccept(clientCnx -> {
            // Connected to backend broker
            long requestId = service.newRequestId();
            ByteBuf command;
            if (service.getConfiguration().isAuthenticationEnabled()) {
                command = Commands.newPartitionMetadataRequest(topicName.toString(), requestId, proxyConnection.clientAuthRole, proxyConnection.clientAuthData, proxyConnection.clientAuthMethod);
            } else {
                command = Commands.newPartitionMetadataRequest(topicName.toString(), requestId);
            }
            clientCnx.newLookup(command, requestId).thenAccept(lookupDataResult -> {
                proxyConnection.ctx().writeAndFlush(Commands.newPartitionMetadataResponse(lookupDataResult.partitions, clientRequestId));
            }).exceptionally((ex) -> {
                log.warn("[{}] failed to get Partitioned metadata : {}", topicName.toString(), ex.getCause().getMessage(), ex);
                proxyConnection.ctx().writeAndFlush(Commands.newLookupErrorResponse(ServerError.ServiceNotReady, ex.getMessage(), clientRequestId));
                return null;
            });
        }).exceptionally(ex -> {
            // Failed to connect to backend broker
            proxyConnection.ctx().writeAndFlush(Commands.newPartitionMetadataResponse(ServerError.ServiceNotReady, ex.getMessage(), clientRequestId));
            return null;
        });
    }
}

Example 23 with TopicName

use of org.apache.pulsar.common.naming.TopicName in project incubator-pulsar by apache.

the class BacklogQuotaManager method handleExceededBacklogQuota.

/**
 * Handle exceeded backlog by using policies set in the zookeeper for given topic
 *
 * @param persistentTopic
 *            Topic on which backlog has been exceeded
 */
public void handleExceededBacklogQuota(PersistentTopic persistentTopic) {
    TopicName topicName = TopicName.get(persistentTopic.getName());
    String namespace = topicName.getNamespace();
    String policyPath = AdminResource.path(POLICIES, namespace);
    BacklogQuota quota = getBacklogQuota(namespace, policyPath);
    log.info("Backlog quota exceeded for topic [{}]. Applying [{}] policy", persistentTopic.getName(), quota.getPolicy());
    switch(quota.getPolicy()) {
        case consumer_backlog_eviction:
            dropBacklog(persistentTopic, quota);
            break;
        case producer_exception:
        case producer_request_hold:
            disconnectProducers(persistentTopic);
            break;
        default:
            break;
    }
}

Example 24 with TopicName

use of org.apache.pulsar.common.naming.TopicName in project incubator-pulsar by apache.

the class BrokerService method addTopicToStatsMaps.

private void addTopicToStatsMaps(TopicName topicName, Topic topic) {
    try {
        NamespaceBundle namespaceBundle = pulsar.getNamespaceService().getBundle(topicName);
        if (namespaceBundle != null) {
            synchronized (multiLayerTopicsMap) {
                String serviceUnit = namespaceBundle.toString();
                // 
                multiLayerTopicsMap.computeIfAbsent(topicName.getNamespace(), // 
                k -> new ConcurrentOpenHashMap<>()).computeIfAbsent(serviceUnit, // 
                k -> new ConcurrentOpenHashMap<>()).put(topicName.toString(), topic);
            }
        }
        invalidateOfflineTopicStatCache(topicName);
    } catch (Exception e) {
        log.warn("Got exception when retrieving bundle name during create persistent topic", e);
    }
}

Example 25 with TopicName

use of org.apache.pulsar.common.naming.TopicName in project incubator-pulsar by apache.

the class BrokerService method checkTopicNsOwnership.

void checkTopicNsOwnership(final String topic) throws RuntimeException {
    TopicName topicName = TopicName.get(topic);
    boolean ownedByThisInstance;
    try {
        ownedByThisInstance = pulsar.getNamespaceService().isServiceUnitOwned(topicName);
    } catch (Exception e) {
        log.debug(String.format("Failed to check the ownership of the topic: %s", topicName), e);
        throw new RuntimeException(new ServerMetadataException(e));
    }
    if (!ownedByThisInstance) {
        String msg = String.format("Namespace not served by this instance. Please redo the lookup. " + "Request is denied: namespace=%s", topicName.getNamespace());
        log.warn(msg);
        throw new RuntimeException(new ServiceUnitNotReadyException(msg));
    }
}