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

Example 21 with RestException

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

the class Namespaces method unloadNamespace.

@PUT
@Path("/{property}/{cluster}/{namespace}/unload")
@ApiOperation(value = "Unload namespace", notes = "Unload an active namespace from the current broker serving it. Performing this operation will let the broker" + "removes all producers, consumers, and connections using this namespace, and close all destinations (including" + "their persistent store). During that operation, the namespace is marked as tentatively unavailable until the" + "broker completes the unloading action. This operation requires strictly super user privileges, since it would" + "result in non-persistent message loss and unexpected connection closure to the clients.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Property or cluster or namespace doesn't exist"), @ApiResponse(code = 412, message = "Namespace is already unloaded or Namespace has bundles activated") })
public void unloadNamespace(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace) {
    log.info("[{}] Unloading namespace {}/{}/{}", clientAppId(), property, cluster, namespace);
    validateSuperUserAccess();
    if (!cluster.equals(Namespaces.GLOBAL_CLUSTER)) {
        validateClusterOwnership(cluster);
        validateClusterForProperty(property, cluster);
    }
    Policies policies = getNamespacePolicies(property, cluster, namespace);
    NamespaceName nsName = new NamespaceName(property, cluster, namespace);
    List<String> boundaries = policies.bundles.getBoundaries();
    for (int i = 0; i < boundaries.size() - 1; i++) {
        String bundle = String.format("%s_%s", boundaries.get(i), boundaries.get(i + 1));
        try {
            pulsar().getAdminClient().namespaces().unloadNamespaceBundle(nsName.toString(), bundle);
        } catch (PulsarServerException | PulsarAdminException e) {
            log.error(String.format("[%s] Failed to unload namespace %s/%s/%s", clientAppId(), property, cluster, namespace), e);
            throw new RestException(e);
        }
    }
    log.info("[{}] Successfully unloaded all the bundles in namespace {}/{}/{}", clientAppId(), property, cluster, namespace);
}

Example 22 with RestException

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

the class Namespaces method setNamespaceReplicationClusters.

@POST
@Path("/{property}/{cluster}/{namespace}/replication")
@ApiOperation(value = "Set the replication clusters for a namespace.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Property or cluster or namespace doesn't exist"), @ApiResponse(code = 412, message = "Namespace is not global or invalid cluster ids") })
public void setNamespaceReplicationClusters(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, List<String> clusterIds) {
    validateAdminAccessOnProperty(property);
    validatePoliciesReadOnlyAccess();
    if (!cluster.equals("global")) {
        throw new RestException(Status.PRECONDITION_FAILED, "Cannot set replication on a non-global namespace");
    }
    if (clusterIds.contains("global")) {
        throw new RestException(Status.PRECONDITION_FAILED, "Cannot specify global in the list of replication clusters");
    }
    Set<String> clusters = clusters();
    for (String clusterId : clusterIds) {
        if (!clusters.contains(clusterId)) {
            throw new RestException(Status.FORBIDDEN, "Invalid cluster id: " + clusterId);
        }
    }
    for (String clusterId : clusterIds) {
        validateClusterForProperty(property, clusterId);
    }
    Entry<Policies, Stat> policiesNode = null;
    NamespaceName nsName = new NamespaceName(property, cluster, namespace);
    try {
        // Force to read the data s.t. the watch to the cache content is setup.
        policiesNode = policiesCache().getWithStat(path("policies", property, cluster, namespace)).orElseThrow(() -> new RestException(Status.NOT_FOUND, "Namespace " + nsName + " does not exist"));
        policiesNode.getKey().replication_clusters = clusterIds;
        // Write back the new policies into zookeeper
        globalZk().setData(path("policies", property, cluster, namespace), jsonMapper().writeValueAsBytes(policiesNode.getKey()), policiesNode.getValue().getVersion());
        policiesCache().invalidate(path("policies", property, cluster, namespace));
        log.info("[{}] Successfully updated the replication clusters on namespace {}/{}/{}", clientAppId(), property, cluster, namespace);
    } catch (KeeperException.NoNodeException e) {
        log.warn("[{}] Failed to update the replication clusters 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 the replication clusters on namespace {}/{}/{} expected policy node version={} : concurrent modification", clientAppId(), property, cluster, namespace, policiesNode.getValue().getVersion());
        throw new RestException(Status.CONFLICT, "Concurrent modification");
    } catch (Exception e) {
        log.error("[{}] Failed to update the replication clusters on namespace {}/{}/{}", clientAppId(), property, cluster, namespace, e);
        throw new RestException(e);
    }
}

Example 23 with RestException

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

the class Namespaces method revokePermissionsOnNamespace.

@DELETE
@Path("/{property}/{cluster}/{namespace}/permissions/{role}")
@ApiOperation(value = "Revoke all permissions to a role on a namespace.")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Property or cluster or namespace doesn't exist") })
public void revokePermissionsOnNamespace(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @PathParam("role") String role) {
    validateAdminAccessOnProperty(property);
    validatePoliciesReadOnlyAccess();
    try {
        Stat nodeStat = new Stat();
        byte[] content = globalZk().getData(path("policies", property, cluster, namespace), null, nodeStat);
        Policies policies = jsonMapper().readValue(content, Policies.class);
        policies.auth_policies.namespace_auth.remove(role);
        // Write back the new policies into zookeeper
        globalZk().setData(path("policies", property, cluster, namespace), jsonMapper().writeValueAsBytes(policies), nodeStat.getVersion());
        policiesCache().invalidate(path("policies", property, cluster, namespace));
        log.info("[{}] Successfully revoked access for role {} - namespace {}/{}/{}", clientAppId(), role, property, cluster, namespace);
    } catch (KeeperException.NoNodeException e) {
        log.warn("[{}] Failed to revoke permissions 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 revoke permissions on namespace {}/{}/{}: concurrent modification", clientAppId(), property, cluster, namespace);
        throw new RestException(Status.CONFLICT, "Concurrent modification");
    } catch (Exception e) {
        log.error("[{}] Failed to revoke permissions on namespace {}/{}/{}", clientAppId(), property, cluster, namespace, e);
        throw new RestException(e);
    }
}

Example 24 with RestException

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

the class Namespaces method getNamespaceReplicationClusters.

@GET
@Path("/{property}/{cluster}/{namespace}/replication")
@ApiOperation(value = "Get the replication clusters for a namespace.", response = String.class, responseContainer = "List")
@ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission"), @ApiResponse(code = 404, message = "Property or cluster or namespace doesn't exist"), @ApiResponse(code = 412, message = "Namespace is not global") })
public List<String> getNamespaceReplicationClusters(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace) {
    validateAdminAccessOnProperty(property);
    if (!cluster.equals("global")) {
        throw new RestException(Status.PRECONDITION_FAILED, "Cannot get the replication clusters for a non-global namespace");
    }
    Policies policies = getNamespacePolicies(property, cluster, namespace);
    return policies.replication_clusters;
}

Example 25 with RestException

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

the class Namespaces method setBacklogQuota.

@POST
@Path("/{property}/{cluster}/{namespace}/backlogQuota")
@ApiOperation(value = " Set a backlog quota for all the destinations 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 = "Specified backlog quota exceeds retention quota. Increase retention quota and retry request") })
public void setBacklogQuota(@PathParam("property") String property, @PathParam("cluster") String cluster, @PathParam("namespace") String namespace, @QueryParam("backlogQuotaType") BacklogQuotaType backlogQuotaType, BacklogQuota backlogQuota) {
    validateAdminAccessOnProperty(property);
    validatePoliciesReadOnlyAccess();
    if (backlogQuotaType == null) {
        backlogQuotaType = BacklogQuotaType.destination_storage;
    }
    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);
        RetentionPolicies r = policies.retention_policies;
        if (r != null) {
            Policies p = new Policies();
            p.backlog_quota_map.put(backlogQuotaType, backlogQuota);
            if (!checkQuotas(p, r)) {
                log.warn("[{}] Failed to update backlog configuration for namespace {}/{}/{}: conflicts with retention quota", clientAppId(), property, cluster, namespace);
                throw new RestException(Status.PRECONDITION_FAILED, "Backlog Quota exceeds configured retention quota for namespace. Please increase retention quota and retry");
            }
        }
        policies.backlog_quota_map.put(backlogQuotaType, backlogQuota);
        globalZk().setData(path, jsonMapper().writeValueAsBytes(policies), nodeStat.getVersion());
        policiesCache().invalidate(path("policies", property, cluster, namespace));
        log.info("[{}] Successfully updated backlog quota map: namespace={}/{}/{}, map={}", clientAppId(), property, cluster, namespace, jsonMapper().writeValueAsString(policies.backlog_quota_map));
    } catch (KeeperException.NoNodeException e) {
        log.warn("[{}] Failed to update backlog quota map 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 backlog quota map 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 backlog quota map for namespace {}/{}/{}", clientAppId(), property, cluster, namespace, e);
        throw new RestException(e);
    }
}