Examples with PersistentSubscription com.yahoo.pulsar.broker.service.persistent.PersistentSubscription used on opensource projects

Example 26 with PersistentSubscription

use of com.yahoo.pulsar.broker.service.persistent.PersistentSubscription in project pulsar by yahoo.

the class PersistentTopics method deleteSubscription.

@DELETE
@Path("/{property}/{cluster}/{namespace}/{destination}/subscription/{subName}")
@ApiOperation(value = "Delete a subscription.", notes = "There should not be any active consumers on the subscription.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Topic does not exist"), @ApiResponse(code = 412, message = "Subscription has active consumers") })
public void deleteSubscription(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("destination") @Encoded String destination, @PathParam("subName") String subName, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    destination = decode(destination);
    DestinationName dn = DestinationName.get(domain(), property, cluster, namespace, destination);
    PartitionedTopicMetadata partitionMetadata = getPartitionedTopicMetadata(property, cluster, namespace, destination, authoritative);
    if (partitionMetadata.partitions > 0) {
        try {
            for (int i = 0; i < partitionMetadata.partitions; i++) {
                pulsar().getAdminClient().persistentTopics().deleteSubscription(dn.getPartition(i).toString(), subName);
            }
        } catch (Exception e) {
            throw new RestException(e);
        }
    } else {
        validateAdminOperationOnDestination(dn, authoritative);
        PersistentTopic topic = getTopicReference(dn);
        try {
            PersistentSubscription sub = topic.getPersistentSubscription(subName);
            checkNotNull(sub);
            sub.delete().get();
            log.info("[{}][{}] Deleted subscription {}", clientAppId(), dn, subName);
        } catch (Exception e) {
            Throwable t = e.getCause();
            log.error("[{}] Failed to delete subscription {} {}", clientAppId(), dn, subName, e);
            if (e instanceof NullPointerException) {
                throw new RestException(Status.NOT_FOUND, "Subscription not found");
            } else if (t instanceof SubscriptionBusyException) {
                throw new RestException(Status.PRECONDITION_FAILED, "Subscription has active connected consumers");
            } else {
                throw new RestException(t);
            }
        }
    }
}

Example 27 with PersistentSubscription

use of com.yahoo.pulsar.broker.service.persistent.PersistentSubscription in project pulsar by yahoo.

the class PersistentTopics method skipAllMessages.

@POST
@Path("/{property}/{cluster}/{namespace}/{destination}/subscription/{subName}/skip_all")
@ApiOperation(value = "Skip all messages on a topic subscription.", notes = "Completely clears the backlog on the subscription.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Topic or subscription does not exist") })
public void skipAllMessages(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("destination") @Encoded String destination, @PathParam("subName") String subName, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    destination = decode(destination);
    DestinationName dn = DestinationName.get(domain(), property, cluster, namespace, destination);
    PartitionedTopicMetadata partitionMetadata = getPartitionedTopicMetadata(property, cluster, namespace, destination, authoritative);
    if (partitionMetadata.partitions > 0) {
        try {
            for (int i = 0; i < partitionMetadata.partitions; i++) {
                pulsar().getAdminClient().persistentTopics().skipAllMessages(dn.getPartition(i).toString(), subName);
            }
        } catch (Exception e) {
            throw new RestException(e);
        }
    } else {
        validateAdminOperationOnDestination(dn, authoritative);
        PersistentTopic topic = getTopicReference(dn);
        try {
            if (subName.startsWith(topic.replicatorPrefix)) {
                String remoteCluster = PersistentReplicator.getRemoteCluster(subName);
                PersistentReplicator repl = topic.getPersistentReplicator(remoteCluster);
                checkNotNull(repl);
                repl.clearBacklog().get();
            } else {
                PersistentSubscription sub = topic.getPersistentSubscription(subName);
                checkNotNull(sub);
                sub.clearBacklog().get();
            }
            log.info("[{}] Cleared backlog on {} {}", clientAppId(), dn, subName);
        } catch (NullPointerException npe) {
            throw new RestException(Status.NOT_FOUND, "Subscription not found");
        } catch (Exception exception) {
            log.error("[{}] Failed to skip all messages {} {}", clientAppId(), dn, subName, exception);
            throw new RestException(exception);
        }
    }
}

Example 28 with PersistentSubscription

use of com.yahoo.pulsar.broker.service.persistent.PersistentSubscription in project pulsar by yahoo.

the class PersistentTopics method skipMessages.

@POST
@Path("/{property}/{cluster}/{namespace}/{destination}/subscription/{subName}/skip/{numMessages}")
@ApiOperation(value = "Skip messages on a topic subscription.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Topic or subscription does not exist") })
public void skipMessages(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("destination") @Encoded String destination, @PathParam("subName") String subName, @PathParam("numMessages") int numMessages, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    destination = decode(destination);
    DestinationName dn = DestinationName.get(domain(), property, cluster, namespace, destination);
    PartitionedTopicMetadata partitionMetadata = getPartitionedTopicMetadata(property, cluster, namespace, destination, authoritative);
    if (partitionMetadata.partitions > 0) {
        throw new RestException(Status.METHOD_NOT_ALLOWED, "Skip messages on a partitioned topic is not allowed");
    }
    validateAdminOperationOnDestination(dn, authoritative);
    PersistentTopic topic = getTopicReference(dn);
    try {
        if (subName.startsWith(topic.replicatorPrefix)) {
            String remoteCluster = PersistentReplicator.getRemoteCluster(subName);
            PersistentReplicator repl = topic.getPersistentReplicator(remoteCluster);
            checkNotNull(repl);
            repl.skipMessages(numMessages).get();
        } else {
            PersistentSubscription sub = topic.getPersistentSubscription(subName);
            checkNotNull(sub);
            sub.skipMessages(numMessages).get();
        }
        log.info("[{}] Skipped {} messages on {} {}", clientAppId(), numMessages, dn, subName);
    } catch (NullPointerException npe) {
        throw new RestException(Status.NOT_FOUND, "Subscription not found");
    } catch (Exception exception) {
        log.error("[{}] Failed to skip {} messages {} {}", clientAppId(), numMessages, dn, subName, exception);
        throw new RestException(exception);
    }
}

Example 29 with PersistentSubscription

use of com.yahoo.pulsar.broker.service.persistent.PersistentSubscription in project pulsar by yahoo.

the class PersistentTopics method expireMessages.

public void expireMessages(String property, String cluster, String namespace, String destination, String subName, int expireTimeInSeconds, boolean authoritative) {
    DestinationName dn = DestinationName.get(domain(), property, cluster, namespace, destination);
    PartitionedTopicMetadata partitionMetadata = getPartitionedTopicMetadata(property, cluster, namespace, destination, authoritative);
    if (partitionMetadata.partitions > 0) {
        // expire messages for each partition destination
        try {
            for (int i = 0; i < partitionMetadata.partitions; i++) {
                pulsar().getAdminClient().persistentTopics().expireMessages(dn.getPartition(i).toString(), subName, expireTimeInSeconds);
            }
        } catch (Exception e) {
            throw new RestException(e);
        }
    } else {
        // validate ownership and redirect if current broker is not owner
        validateAdminOperationOnDestination(dn, authoritative);
        PersistentTopic topic = getTopicReference(dn);
        try {
            if (subName.startsWith(topic.replicatorPrefix)) {
                String remoteCluster = PersistentReplicator.getRemoteCluster(subName);
                PersistentReplicator repl = topic.getPersistentReplicator(remoteCluster);
                checkNotNull(repl);
                repl.expireMessages(expireTimeInSeconds);
            } else {
                PersistentSubscription sub = topic.getPersistentSubscription(subName);
                checkNotNull(sub);
                sub.expireMessages(expireTimeInSeconds);
            }
            log.info("[{}] Message expire started up to {} on {} {}", clientAppId(), expireTimeInSeconds, dn, subName);
        } catch (NullPointerException npe) {
            throw new RestException(Status.NOT_FOUND, "Subscription not found");
        } catch (Exception exception) {
            log.error("[{}] Failed to expire messages up to {} on {} with subscription {} {}", clientAppId(), expireTimeInSeconds, dn, subName, exception);
            throw new RestException(exception);
        }
    }
}