Examples with RestException com.yahoo.pulsar.broker.web.RestException used on opensource projects

Example 66 with RestException

use of com.yahoo.pulsar.broker.web.RestException 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 67 with RestException

use of com.yahoo.pulsar.broker.web.RestException in project pulsar by yahoo.

the class PersistentTopics method getSubscriptions.

@GET
@Path("/{property}/{cluster}/{namespace}/{destination}/subscriptions")
@ApiOperation(value = "Get the list of persistent subscriptions for a given topic.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Topic does not exist") })
public List<String> getSubscriptions(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("destination") @Encoded String destination, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    destination = decode(destination);
    DestinationName dn = DestinationName.get(domain(), property, cluster, namespace, destination);
    List<String> subscriptions = Lists.newArrayList();
    PartitionedTopicMetadata partitionMetadata = getPartitionedTopicMetadata(property, cluster, namespace, destination, authoritative);
    if (partitionMetadata.partitions > 0) {
        try {
            // get the subscriptions only from the 1st partition since all the other partitions will have the same
            // subscriptions
            subscriptions.addAll(pulsar().getAdminClient().persistentTopics().getSubscriptions(dn.getPartition(0).toString()));
        } catch (Exception e) {
            throw new RestException(e);
        }
    } else {
        validateAdminOperationOnDestination(dn, authoritative);
        PersistentTopic topic = getTopicReference(dn);
        try {
            topic.getSubscriptions().forEach((subName, sub) -> subscriptions.add(subName));
        } catch (Exception e) {
            log.error("[{}] Failed to get list of subscriptions for {}", clientAppId(), dn);
            throw new RestException(e);
        }
    }
    return subscriptions;
}

Example 68 with RestException

use of com.yahoo.pulsar.broker.web.RestException in project pulsar by yahoo.

the class PersistentTopics method deleteTopic.

@DELETE
@Path("/{property}/{cluster}/{namespace}/{destination}")
@ApiOperation(value = "Delete a topic.", notes = "The topic cannot be deleted if there's any active subscription or producer connected to the it.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Topic does not exist"), @ApiResponse(code = 412, message = "Topic has active producers/subscriptions") })
public void deleteTopic(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("destination") @Encoded String destination, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    destination = decode(destination);
    DestinationName dn = DestinationName.get(domain(), property, cluster, namespace, destination);
    validateAdminOperationOnDestination(dn, authoritative);
    PersistentTopic topic = getTopicReference(dn);
    if (dn.isGlobal()) {
        // Delete is disallowed on global topic
        log.error("[{}] Delete topic is forbidden on global namespace {}", clientAppId(), dn);
        throw new RestException(Status.FORBIDDEN, "Delete forbidden on global namespace");
    }
    try {
        topic.delete().get();
        log.info("[{}] Successfully removed topic {}", clientAppId(), dn);
    } catch (Exception e) {
        Throwable t = e.getCause();
        log.error("[{}] Failed to get delete topic {}", clientAppId(), dn, t);
        if (t instanceof TopicBusyException) {
            throw new RestException(Status.PRECONDITION_FAILED, "Topic has active producers/subscriptions");
        } else {
            throw new RestException(t);
        }
    }
}

Example 69 with RestException

use of com.yahoo.pulsar.broker.web.RestException in project pulsar by yahoo.

the class PersistentTopics method expireMessagesForAllSubscriptions.

@POST
@Path("/{property}/{cluster}/{namespace}/{destination}/all_subscription/expireMessages/{expireTimeInSeconds}")
@ApiOperation(value = "Expire messages on all subscriptions of topic.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Topic or subscription does not exist") })
public void expireMessagesForAllSubscriptions(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("destination") @Encoded String destinationName, @PathParam("expireTimeInSeconds") int expireTimeInSeconds, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    final String destination = decode(destinationName);
    DestinationName dn = DestinationName.get(domain(), property, cluster, namespace, destination);
    PartitionedTopicMetadata partitionMetadata = getPartitionedTopicMetadata(property, cluster, namespace, destination, authoritative);
    if (partitionMetadata.partitions > 0) {
        try {
            // expire messages for each partition destination
            for (int i = 0; i < partitionMetadata.partitions; i++) {
                pulsar().getAdminClient().persistentTopics().expireMessagesForAllSubscriptions(dn.getPartition(i).toString(), expireTimeInSeconds);
            }
        } catch (Exception e) {
            log.error("[{}] Failed to expire messages up to {} on {} {}", clientAppId(), expireTimeInSeconds, dn, e);
            throw new RestException(e);
        }
    } else {
        // validate ownership and redirect if current broker is not owner
        validateAdminOperationOnDestination(dn, authoritative);
        PersistentTopic topic = getTopicReference(dn);
        topic.getReplicators().forEach((subName, replicator) -> {
            expireMessages(property, cluster, namespace, destination, subName, expireTimeInSeconds, authoritative);
        });
        topic.getSubscriptions().forEach((subName, subscriber) -> {
            expireMessages(property, cluster, namespace, destination, subName, expireTimeInSeconds, authoritative);
        });
    }
}

Example 70 with RestException

use of com.yahoo.pulsar.broker.web.RestException in project pulsar by yahoo.

the class PersistentTopics method getPermissionsOnDestination.

@GET
@Path("/{property}/{cluster}/{namespace}/{destination}/permissions")
@ApiOperation(value = "Get permissions on a destination.", notes = "Retrieve the effective permissions for a destination. These permissions are defined by the permissions set at the" + "namespace level combined (union) with any eventual specific permission set on the destination.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Namespace doesn't exist") })
public Map<String, Set<AuthAction>> getPermissionsOnDestination(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("destination") @Encoded String destination) {
    // This operation should be reading from zookeeper and it should be allowed without having admin privileges
    destination = decode(destination);
    validateAdminAccessOnProperty(property);
    String destinationUri = DestinationName.get(domain(), property, cluster, namespace, destination).toString();
    try {
        Policies policies = policiesCache().get(path("policies", property, cluster, namespace)).orElseThrow(() -> new RestException(Status.NOT_FOUND, "Namespace does not exist"));
        Map<String, Set<AuthAction>> permissions = Maps.newTreeMap();
        AuthPolicies auth = policies.auth_policies;
        // First add namespace level permissions
        for (String role : auth.namespace_auth.keySet()) {
            permissions.put(role, auth.namespace_auth.get(role));
        }
        // Then add destination level permissions
        if (auth.destination_auth.containsKey(destinationUri)) {
            for (Map.Entry<String, Set<AuthAction>> entry : auth.destination_auth.get(destinationUri).entrySet()) {
                String role = entry.getKey();
                Set<AuthAction> destinationPermissions = entry.getValue();
                if (!permissions.containsKey(role)) {
                    permissions.put(role, destinationPermissions);
                } else {
                    // Do the union between namespace and destination level
                    Set<AuthAction> union = Sets.union(permissions.get(role), destinationPermissions);
                    permissions.put(role, union);
                }
            }
        }
        return permissions;
    } catch (Exception e) {
        log.error("[{}] Failed to get permissions for destination {}", clientAppId(), destinationUri, e);
        throw new RestException(e);
    }
}