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

Example 11 with RestException

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

the class BrokerStats method getBrokerResourceAvailability.

@GET
@Path("/broker-resource-availability/{property}/{cluster}/{namespace}")
@ApiOperation(value = "Broker availability report", notes = "This API gives the current broker availability in percent, each resource percentage usage is calculated and then" + "sum of all of the resource usage percent is called broker-resource-availability" + "<br/><br/>THIS API IS ONLY FOR USE BY TESTING FOR CONFIRMING NAMESPACE ALLOCATION ALGORITHM", response = ResourceUnit.class, responseContainer = "Map")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission") })
public Map<Long, Collection<ResourceUnit>> getBrokerResourceAvailability(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace) throws Exception {
    try {
        NamespaceName ns = new NamespaceName(property, cluster, namespace);
        SimpleLoadManagerImpl lm = (SimpleLoadManagerImpl) (pulsar().getLoadManager());
        return lm.getResourceAvailabilityFor(ns).asMap();
    } catch (Exception e) {
        log.error("Unable to get Resource Availability - [{}]", e);
        throw new RestException(e);
    }
}

Example 12 with RestException

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

the class Brokers method getActiveBrokers.

@GET
@Path("/{cluster}")
@ApiOperation(value = "Get the list of active brokers (web service addresses) in the cluster.", response = String.class, responseContainer = "Set")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Cluster doesn't exist") })
public Set<String> getActiveBrokers(@PathParam("cluster") String cluster) throws Exception {
    validateSuperUserAccess();
    validateClusterOwnership(cluster);
    try {
        // Add Native brokers
        return pulsar().getLocalZkCache().getChildren(SimpleLoadManagerImpl.LOADBALANCE_BROKERS_ROOT);
    } catch (Exception e) {
        LOG.error(String.format("[%s] Failed to get active broker list: cluster=%s", clientAppId(), cluster), e);
        throw new RestException(e);
    }
}

Example 13 with RestException

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

the class Brokers method getOwnedNamespaes.

@GET
@Path("/{cluster}/{broker}/ownedNamespaces")
@ApiOperation(value = "Get the list of namespaces served by the specific broker", response = NamespaceOwnershipStatus.class, responseContainer = "Map")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Cluster doesn't exist") })
public Map<String, NamespaceOwnershipStatus> getOwnedNamespaes(@PathParam("cluster") String cluster, @PathParam("broker") String broker) throws Exception {
    validateSuperUserAccess();
    validateClusterOwnership(cluster);
    validateBrokerName(broker);
    try {
        // now we validated that this is the broker specified in the request
        return pulsar().getNamespaceService().getOwnedNameSpacesStatus();
    } catch (Exception e) {
        LOG.error("[{}] Failed to get the namespace ownership status. cluster={}, broker={}", clientAppId(), cluster, broker);
        throw new RestException(e);
    }
}

Example 14 with RestException

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

the class Namespaces method unsubscribeNamespace.

@POST
@Path("/{property}/{cluster}/{namespace}/unsubscribe/{subscription}")
@ApiOperation(value = "Unsubscribes the given subscription on all destinations on a namespace.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Namespace does not exist") })
public void unsubscribeNamespace(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("subscription") String subscription, @QueryParam("authoritative") @DefaultValue("false") boolean authoritative) {
    validateAdminAccessOnProperty(property);
    NamespaceName nsName = new NamespaceName(property, cluster, namespace);
    try {
        NamespaceBundles bundles = pulsar().getNamespaceService().getNamespaceBundleFactory().getBundles(nsName);
        Exception exception = null;
        for (NamespaceBundle nsBundle : bundles.getBundles()) {
            try {
                // check if the bundle is owned by any broker, if not then there are no subscriptions
                if (pulsar().getNamespaceService().getOwner(nsBundle).isPresent()) {
                    // TODO: make this admin call asynchronous
                    pulsar().getAdminClient().namespaces().unsubscribeNamespaceBundle(nsName.toString(), nsBundle.getBundleRange(), subscription);
                }
            } catch (Exception e) {
                if (exception == null) {
                    exception = e;
                }
            }
        }
        if (exception != null) {
            if (exception instanceof PulsarAdminException) {
                throw new RestException((PulsarAdminException) exception);
            } else {
                throw new RestException(exception.getCause());
            }
        }
    } catch (WebApplicationException wae) {
        throw wae;
    } catch (Exception e) {
        throw new RestException(e);
    }
    log.info("[{}] Successfully unsubscribed {} on all the bundles for namespace {}", clientAppId(), subscription, nsName.toString());
}

Example 15 with RestException

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

the class Namespaces method setRetention.

@POST
@Path("/{property}/{cluster}/{namespace}/retention")
@ApiOperation(value = " Set retention configuration on a namespace.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Namespace does not exist"), @ApiResponse(code = 409, message = "Concurrent modification"), @ApiResponse(code = 412, message = "Retention Quota must exceed backlog quota") })
public void setRetention(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, RetentionPolicies retention) {
    validatePoliciesReadOnlyAccess();
    try {
        Stat nodeStat = new Stat();
        final String path = path("policies", property, cluster, namespace);
        byte[] content = globalZk().getData(path, null, nodeStat);
        Policies policies = jsonMapper().readValue(content, Policies.class);
        if (!checkQuotas(policies, retention)) {
            log.warn("[{}] Failed to update retention configuration for namespace {}/{}/{}: conflicts with backlog quota", clientAppId(), property, cluster, namespace);
            throw new RestException(Status.PRECONDITION_FAILED, "Retention Quota must exceed configured backlog quota for namespace.");
        }
        policies.retention_policies = retention;
        globalZk().setData(path, jsonMapper().writeValueAsBytes(policies), nodeStat.getVersion());
        policiesCache().invalidate(path("policies", property, cluster, namespace));
        log.info("[{}] Successfully updated retention configuration: namespace={}/{}/{}, map={}", clientAppId(), property, cluster, namespace, jsonMapper().writeValueAsString(policies.retention_policies));
    } catch (KeeperException.NoNodeException e) {
        log.warn("[{}] Failed to update retention configuration for namespace {}/{}/{}: does not exist", clientAppId(), property, cluster, namespace);
        throw new RestException(Status.NOT_FOUND, "Namespace does not exist");
    } catch (KeeperException.BadVersionException e) {
        log.warn("[{}] Failed to update retention configuration for namespace {}/{}/{}: concurrent modification", clientAppId(), property, cluster, namespace);
        throw new RestException(Status.CONFLICT, "Concurrent modification");
    } catch (RestException pfe) {
        throw pfe;
    } catch (Exception e) {
        log.error("[{}] Failed to update retention configuration for namespace {}/{}/{}", clientAppId(), property, cluster, namespace, e);
        throw new RestException(e);
    }
}