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NamespacesBase.java
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NamespacesBase.java
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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.pulsar.broker.admin.impl;
import static org.apache.commons.lang3.StringUtils.isBlank;
import static org.apache.pulsar.common.policies.data.PoliciesUtil.defaultBundle;
import static org.apache.pulsar.common.policies.data.PoliciesUtil.getBundles;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import java.lang.reflect.Field;
import java.net.URI;
import java.net.URL;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import java.util.SortedSet;
import java.util.TreeSet;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Function;
import java.util.stream.Collectors;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.container.AsyncResponse;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.core.UriBuilder;
import org.apache.commons.lang.mutable.MutableObject;
import org.apache.commons.lang3.StringUtils;
import org.apache.pulsar.broker.PulsarServerException;
import org.apache.pulsar.broker.admin.AdminResource;
import org.apache.pulsar.broker.authorization.AuthorizationService;
import org.apache.pulsar.broker.service.BrokerServiceException.SubscriptionBusyException;
import org.apache.pulsar.broker.service.Subscription;
import org.apache.pulsar.broker.service.Topic;
import org.apache.pulsar.broker.service.persistent.PersistentReplicator;
import org.apache.pulsar.broker.service.persistent.PersistentTopic;
import org.apache.pulsar.broker.systopic.SystemTopicClient;
import org.apache.pulsar.broker.web.RestException;
import org.apache.pulsar.client.admin.PulsarAdminException;
import org.apache.pulsar.client.api.SubscriptionType;
import org.apache.pulsar.common.naming.NamedEntity;
import org.apache.pulsar.common.naming.NamespaceBundle;
import org.apache.pulsar.common.naming.NamespaceBundleFactory;
import org.apache.pulsar.common.naming.NamespaceBundleSplitAlgorithm;
import org.apache.pulsar.common.naming.NamespaceBundles;
import org.apache.pulsar.common.naming.NamespaceName;
import org.apache.pulsar.common.naming.TopicDomain;
import org.apache.pulsar.common.naming.TopicName;
import org.apache.pulsar.common.policies.data.AuthAction;
import org.apache.pulsar.common.policies.data.AutoSubscriptionCreationOverride;
import org.apache.pulsar.common.policies.data.AutoTopicCreationOverride;
import org.apache.pulsar.common.policies.data.BacklogQuota;
import org.apache.pulsar.common.policies.data.BacklogQuota.BacklogQuotaType;
import org.apache.pulsar.common.policies.data.BookieAffinityGroupData;
import org.apache.pulsar.common.policies.data.BundlesData;
import org.apache.pulsar.common.policies.data.ClusterData;
import org.apache.pulsar.common.policies.data.DelayedDeliveryPolicies;
import org.apache.pulsar.common.policies.data.DispatchRate;
import org.apache.pulsar.common.policies.data.InactiveTopicPolicies;
import org.apache.pulsar.common.policies.data.LocalPolicies;
import org.apache.pulsar.common.policies.data.NamespaceOperation;
import org.apache.pulsar.common.policies.data.OffloadPoliciesImpl;
import org.apache.pulsar.common.policies.data.PersistencePolicies;
import org.apache.pulsar.common.policies.data.Policies;
import org.apache.pulsar.common.policies.data.Policies.BundleType;
import org.apache.pulsar.common.policies.data.PolicyName;
import org.apache.pulsar.common.policies.data.PolicyOperation;
import org.apache.pulsar.common.policies.data.PublishRate;
import org.apache.pulsar.common.policies.data.RetentionPolicies;
import org.apache.pulsar.common.policies.data.SchemaAutoUpdateCompatibilityStrategy;
import org.apache.pulsar.common.policies.data.SchemaCompatibilityStrategy;
import org.apache.pulsar.common.policies.data.SubscribeRate;
import org.apache.pulsar.common.policies.data.SubscriptionAuthMode;
import org.apache.pulsar.common.policies.data.TenantOperation;
import org.apache.pulsar.common.policies.data.impl.AutoTopicCreationOverrideImpl;
import org.apache.pulsar.common.policies.data.impl.DispatchRateImpl;
import org.apache.pulsar.common.util.FutureUtil;
import org.apache.pulsar.metadata.api.MetadataStoreException.AlreadyExistsException;
import org.apache.pulsar.metadata.api.MetadataStoreException.BadVersionException;
import org.apache.pulsar.metadata.api.MetadataStoreException.NotFoundException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public abstract class NamespacesBase extends AdminResource {
protected List<String> internalGetTenantNamespaces(String tenant) {
checkNotNull(tenant, "Tenant should not be null");
try {
NamedEntity.checkName(tenant);
} catch (IllegalArgumentException e) {
log.warn("[{}] Tenant name is invalid {}", clientAppId(), tenant, e);
throw new RestException(Status.PRECONDITION_FAILED, "Tenant name is not valid");
}
validateTenantOperation(tenant, TenantOperation.LIST_NAMESPACES);
try {
if (!tenantResources().tenantExists(tenant)) {
throw new RestException(Status.NOT_FOUND, "Tenant not found");
}
return tenantResources().getListOfNamespaces(tenant);
} catch (Exception e) {
log.error("[{}] Failed to get namespaces list: {}", clientAppId(), e);
throw new RestException(e);
}
}
protected void internalCreateNamespace(Policies policies) {
validateTenantOperation(namespaceName.getTenant(), TenantOperation.CREATE_NAMESPACE);
validatePoliciesReadOnlyAccess();
validatePolicies(namespaceName, policies);
try {
int maxNamespacesPerTenant = pulsar().getConfiguration().getMaxNamespacesPerTenant();
// no distributed locks are added here.In a concurrent scenario, the threshold will be exceeded.
if (maxNamespacesPerTenant > 0) {
List<String> namespaces = tenantResources().getListOfNamespaces(namespaceName.getTenant());
if (namespaces != null && namespaces.size() > maxNamespacesPerTenant) {
throw new RestException(Status.PRECONDITION_FAILED,
"Exceed the maximum number of namespace in tenant :" + namespaceName.getTenant());
}
}
namespaceResources().createPolicies(namespaceName, policies);
log.info("[{}] Created namespace {}", clientAppId(), namespaceName);
} catch (AlreadyExistsException e) {
log.warn("[{}] Failed to create namespace {} - already exists", clientAppId(), namespaceName);
throw new RestException(Status.CONFLICT, "Namespace already exists");
} catch (Exception e) {
log.error("[{}] Failed to create namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
}
}
protected void internalDeleteNamespace(AsyncResponse asyncResponse, boolean authoritative, boolean force) {
if (force) {
internalDeleteNamespaceForcefully(asyncResponse, authoritative);
} else {
internalDeleteNamespace(asyncResponse, authoritative);
}
}
@SuppressWarnings("deprecation")
protected void internalDeleteNamespace(AsyncResponse asyncResponse, boolean authoritative) {
validateTenantOperation(namespaceName.getTenant(), TenantOperation.DELETE_NAMESPACE);
validatePoliciesReadOnlyAccess();
// ensure that non-global namespace is directed to the correct cluster
if (!namespaceName.isGlobal()) {
validateClusterOwnership(namespaceName.getCluster());
}
Policies policies = null;
// ensure the local cluster is the only cluster for the global namespace configuration
try {
policies = namespaceResources().getPolicies(namespaceName).orElseThrow(
() -> new RestException(Status.NOT_FOUND, "Namespace " + namespaceName + " does not exist."));
if (namespaceName.isGlobal()) {
if (policies.replication_clusters.size() > 1) {
// There are still more than one clusters configured for the global namespace
throw new RestException(Status.PRECONDITION_FAILED, "Cannot delete the global namespace "
+ namespaceName + ". There are still more than one replication clusters configured.");
}
if (policies.replication_clusters.size() == 1
&& !policies.replication_clusters.contains(config().getClusterName())) {
// the only replication cluster is other cluster, redirect
String replCluster = Lists.newArrayList(policies.replication_clusters).get(0);
ClusterData replClusterData = clusterResources().getCluster(replCluster)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,
"Cluster " + replCluster + " does not exist"));
URL replClusterUrl;
if (!config().isTlsEnabled() || !isRequestHttps()) {
replClusterUrl = new URL(replClusterData.getServiceUrl());
} else if (StringUtils.isNotBlank(replClusterData.getServiceUrlTls())) {
replClusterUrl = new URL(replClusterData.getServiceUrlTls());
} else {
throw new RestException(Status.PRECONDITION_FAILED,
"The replication cluster does not provide TLS encrypted service");
}
URI redirect = UriBuilder.fromUri(uri.getRequestUri()).host(replClusterUrl.getHost())
.port(replClusterUrl.getPort()).replaceQueryParam("authoritative", false).build();
if (log.isDebugEnabled()) {
log.debug("[{}] Redirecting the rest call to {}: cluster={}", clientAppId(), redirect,
replCluster);
}
throw new WebApplicationException(Response.temporaryRedirect(redirect).build());
}
}
} catch (WebApplicationException wae) {
asyncResponse.resume(wae);
return;
} catch (Exception e) {
asyncResponse.resume(new RestException(e));
return;
}
boolean isEmpty;
List<String> topics;
try {
topics = pulsar().getNamespaceService().getListOfPersistentTopics(namespaceName)
.get(config().getZooKeeperOperationTimeoutSeconds(), TimeUnit.SECONDS);
topics.addAll(getPartitionedTopicList(TopicDomain.persistent));
topics.addAll(getPartitionedTopicList(TopicDomain.non_persistent));
isEmpty = topics.isEmpty();
} catch (Exception e) {
asyncResponse.resume(new RestException(e));
return;
}
if (!isEmpty) {
if (log.isDebugEnabled()) {
log.debug("Found topics on namespace {}", namespaceName);
}
boolean hasNonSystemTopic = false;
for (String topic : topics) {
if (!SystemTopicClient.isSystemTopic(TopicName.get(topic))) {
hasNonSystemTopic = true;
break;
}
}
if (hasNonSystemTopic) {
asyncResponse.resume(new RestException(Status.CONFLICT, "Cannot delete non empty namespace"));
return;
}
}
// set the policies to deleted so that somebody else cannot acquire this namespace
try {
namespaceResources().setPolicies(namespaceName, old -> {
old.deleted = true;
return old;
});
} catch (Exception e) {
log.error("[{}] Failed to delete namespace on global ZK {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;
}
// remove from owned namespace map and ephemeral node from ZK
final List<CompletableFuture<Void>> futures = Lists.newArrayList();
try {
// remove system topics first.
if (!topics.isEmpty()) {
for (String topic : topics) {
pulsar().getBrokerService().getTopicIfExists(topic).whenComplete((topicOptional, ex) -> {
topicOptional.ifPresent(systemTopic -> futures.add(systemTopic.deleteForcefully()));
});
}
}
NamespaceBundles bundles = pulsar().getNamespaceService().getNamespaceBundleFactory()
.getBundles(namespaceName);
for (NamespaceBundle bundle : bundles.getBundles()) {
// check if the bundle is owned by any broker, if not then we do not need to delete the bundle
if (pulsar().getNamespaceService().getOwner(bundle).isPresent()) {
futures.add(pulsar().getAdminClient().namespaces()
.deleteNamespaceBundleAsync(namespaceName.toString(), bundle.getBundleRange()));
}
}
} catch (Exception e) {
log.error("[{}] Failed to remove owned namespace {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;
}
FutureUtil.waitForAll(futures).handle((result, exception) -> {
if (exception != null) {
if (exception.getCause() instanceof PulsarAdminException) {
asyncResponse.resume(new RestException((PulsarAdminException) exception.getCause()));
return null;
} else {
log.error("[{}] Failed to remove owned namespace {}", clientAppId(), namespaceName, exception);
asyncResponse.resume(new RestException(exception.getCause()));
return null;
}
}
internalClearZkSources(asyncResponse);
return null;
});
}
// clear zk-node resources for deleting namespace
protected void internalClearZkSources(AsyncResponse asyncResponse) {
// clear resource of `/namespace/{namespaceName}` for zk-node
namespaceResources().deleteNamespaceAsync(namespaceName)
.thenCompose(ignore -> namespaceResources().getPartitionedTopicResources()
.clearPartitionedTopicMetadataAsync(namespaceName))
// clear resource for manager-ledger z-node
.thenCompose(ignore -> pulsar().getPulsarResources().getTopicResources()
.clearDomainPersistence(namespaceName))
.thenCompose(ignore -> pulsar().getPulsarResources().getTopicResources()
.clearNamespacePersistence(namespaceName))
// we have successfully removed all the ownership for the namespace, the policies
// z-node can be deleted now
.thenCompose(ignore -> namespaceResources().deletePoliciesAsync(namespaceName))
// clear z-node of local policies
.thenCompose(ignore -> getLocalPolicies().deleteLocalPoliciesAsync(namespaceName))
// clear /loadbalance/bundle-data
.thenCompose(ignore -> namespaceResources().deleteBundleDataAsync(namespaceName))
.whenComplete((ignore, ex) -> {
if (ex != null) {
log.warn("[{}] Failed to remove namespace or managed-ledger for {}",
clientAppId(), namespaceName, ex);
asyncResponse.resume(new RestException(ex));
} else {
log.info("[{}] Remove namespace or managed-ledger successfully {}",
clientAppId(), namespaceName);
asyncResponse.resume(Response.noContent().build());
}
});
}
@SuppressWarnings("deprecation")
protected void internalDeleteNamespaceForcefully(AsyncResponse asyncResponse, boolean authoritative) {
validateTenantOperation(namespaceName.getTenant(), TenantOperation.DELETE_NAMESPACE);
validatePoliciesReadOnlyAccess();
if (!pulsar().getConfiguration().isForceDeleteNamespaceAllowed()) {
asyncResponse.resume(
new RestException(Status.METHOD_NOT_ALLOWED, "Broker doesn't allow forced deletion of namespaces"));
return;
}
// ensure that non-global namespace is directed to the correct cluster
if (!namespaceName.isGlobal()) {
validateClusterOwnership(namespaceName.getCluster());
}
Policies policies = null;
// ensure the local cluster is the only cluster for the global namespace configuration
try {
policies = namespaceResources().getPolicies(namespaceName).orElseThrow(
() -> new RestException(Status.NOT_FOUND, "Namespace " + namespaceName + " does not exist."));
if (namespaceName.isGlobal()) {
if (policies.replication_clusters.size() > 1) {
// There are still more than one clusters configured for the global namespace
throw new RestException(Status.PRECONDITION_FAILED, "Cannot delete the global namespace "
+ namespaceName + ". There are still more than one replication clusters configured.");
}
if (policies.replication_clusters.size() == 1
&& !policies.replication_clusters.contains(config().getClusterName())) {
// the only replication cluster is other cluster, redirect
String replCluster = Lists.newArrayList(policies.replication_clusters).get(0);
ClusterData replClusterData =
clusterResources().getCluster(replCluster)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,
"Cluster " + replCluster + " does not exist"));
URL replClusterUrl;
if (!config().isTlsEnabled() || !isRequestHttps()) {
replClusterUrl = new URL(replClusterData.getServiceUrl());
} else if (StringUtils.isNotBlank(replClusterData.getServiceUrlTls())) {
replClusterUrl = new URL(replClusterData.getServiceUrlTls());
} else {
throw new RestException(Status.PRECONDITION_FAILED,
"The replication cluster does not provide TLS encrypted service");
}
URI redirect = UriBuilder.fromUri(uri.getRequestUri()).host(replClusterUrl.getHost())
.port(replClusterUrl.getPort()).replaceQueryParam("authoritative", false).build();
if (log.isDebugEnabled()) {
log.debug("[{}] Redirecting the rest call to {}: cluster={}", clientAppId(), redirect,
replCluster);
}
throw new WebApplicationException(Response.temporaryRedirect(redirect).build());
}
}
} catch (WebApplicationException wae) {
asyncResponse.resume(wae);
return;
} catch (Exception e) {
asyncResponse.resume(new RestException(e));
return;
}
List<String> topics;
try {
topics = pulsar().getNamespaceService().getFullListOfTopics(namespaceName)
.get(config().getZooKeeperOperationTimeoutSeconds(), TimeUnit.SECONDS);
} catch (Exception e) {
asyncResponse.resume(new RestException(e));
return;
}
// set the policies to deleted so that somebody else cannot acquire this namespace
try {
namespaceResources().setPolicies(namespaceName, old -> {
old.deleted = true;
return old;
});
} catch (Exception e) {
log.error("[{}] Failed to delete namespace on global ZK {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;
}
// remove from owned namespace map and ephemeral node from ZK
final List<CompletableFuture<Void>> futures = Lists.newArrayList();
try {
// firstly remove all topics including system topics
if (!topics.isEmpty()) {
Set<String> partitionedTopics = new HashSet<>();
Set<String> nonPartitionedTopics = new HashSet<>();
for (String topic : topics) {
try {
TopicName topicName = TopicName.get(topic);
if (topicName.isPartitioned()) {
String partitionedTopic = topicName.getPartitionedTopicName();
if (!partitionedTopics.contains(partitionedTopic)) {
// Distinguish partitioned topic to avoid duplicate deletion of the same schema
futures.add(pulsar().getAdminClient().topics().deletePartitionedTopicAsync(
partitionedTopic, true, true));
partitionedTopics.add(partitionedTopic);
}
} else {
futures.add(pulsar().getAdminClient().topics().deleteAsync(
topic, true, true));
nonPartitionedTopics.add(topic);
}
} catch (Exception e) {
String errorMessage = String.format("Failed to force delete topic %s, "
+ "but the previous deletion command of partitioned-topics:%s "
+ "and non-partitioned-topics:%s have been sent out asynchronously. "
+ "Reason: %s",
topic, partitionedTopics, nonPartitionedTopics, e.getCause());
log.error("[{}] {}", clientAppId(), errorMessage, e);
asyncResponse.resume(new RestException(Status.INTERNAL_SERVER_ERROR, errorMessage));
return;
}
}
if (log.isDebugEnabled()) {
log.debug("Successfully send deletion command of partitioned-topics:{} "
+ "and non-partitioned-topics:{} in namespace:{}.",
partitionedTopics, nonPartitionedTopics, namespaceName);
}
}
// forcefully delete namespace bundles
NamespaceBundles bundles = pulsar().getNamespaceService().getNamespaceBundleFactory()
.getBundles(namespaceName);
for (NamespaceBundle bundle : bundles.getBundles()) {
// check if the bundle is owned by any broker, if not then we do not need to delete the bundle
if (pulsar().getNamespaceService().getOwner(bundle).isPresent()) {
futures.add(pulsar().getAdminClient().namespaces()
.deleteNamespaceBundleAsync(namespaceName.toString(), bundle.getBundleRange(), true));
}
}
} catch (Exception e) {
log.error("[{}] Failed to remove forcefully owned namespace {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;
}
FutureUtil.waitForAll(futures).handle((result, exception) -> {
if (exception != null) {
if (exception.getCause() instanceof PulsarAdminException) {
asyncResponse.resume(new RestException((PulsarAdminException) exception.getCause()));
return null;
} else {
log.error("[{}] Failed to remove forcefully owned namespace {}",
clientAppId(), namespaceName, exception);
asyncResponse.resume(new RestException(exception.getCause()));
return null;
}
}
internalClearZkSources(asyncResponse);
return null;
});
}
protected void internalDeleteNamespaceBundle(String bundleRange, boolean authoritative, boolean force) {
if (force) {
internalDeleteNamespaceBundleForcefully(bundleRange, authoritative);
} else {
internalDeleteNamespaceBundle(bundleRange, authoritative);
}
}
@SuppressWarnings("deprecation")
protected void internalDeleteNamespaceBundle(String bundleRange, boolean authoritative) {
validateNamespaceOperation(namespaceName, NamespaceOperation.DELETE_BUNDLE);
validatePoliciesReadOnlyAccess();
// ensure that non-global namespace is directed to the correct cluster
if (!namespaceName.isGlobal()) {
validateClusterOwnership(namespaceName.getCluster());
}
Policies policies = getNamespacePolicies(namespaceName);
// ensure the local cluster is the only cluster for the global namespace configuration
try {
if (namespaceName.isGlobal()) {
if (policies.replication_clusters.size() > 1) {
// There are still more than one clusters configured for the global namespace
throw new RestException(Status.PRECONDITION_FAILED, "Cannot delete the global namespace "
+ namespaceName + ". There are still more than one replication clusters configured.");
}
if (policies.replication_clusters.size() == 1
&& !policies.replication_clusters.contains(config().getClusterName())) {
// the only replication cluster is other cluster, redirect
String replCluster = Lists.newArrayList(policies.replication_clusters).get(0);
ClusterData replClusterData =
clusterResources().getCluster(replCluster)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,
"Cluster " + replCluster + " does not exist"));
URL replClusterUrl;
if (!config().isTlsEnabled() || !isRequestHttps()) {
replClusterUrl = new URL(replClusterData.getServiceUrl());
} else if (StringUtils.isNotBlank(replClusterData.getServiceUrlTls())) {
replClusterUrl = new URL(replClusterData.getServiceUrlTls());
} else {
throw new RestException(Status.PRECONDITION_FAILED,
"The replication cluster does not provide TLS encrypted service");
}
URI redirect = UriBuilder.fromUri(uri.getRequestUri()).host(replClusterUrl.getHost())
.port(replClusterUrl.getPort()).replaceQueryParam("authoritative", false).build();
if (log.isDebugEnabled()) {
log.debug("[{}] Redirecting the rest call to {}: cluster={}",
clientAppId(), redirect, replCluster);
}
throw new WebApplicationException(Response.temporaryRedirect(redirect).build());
}
}
} catch (WebApplicationException wae) {
throw wae;
} catch (Exception e) {
throw new RestException(e);
}
try {
NamespaceBundle bundle = validateNamespaceBundleOwnership(namespaceName, policies.bundles, bundleRange,
authoritative, true);
List<String> topics = pulsar().getNamespaceService().getListOfPersistentTopics(namespaceName)
.get(config().getZooKeeperOperationTimeoutSeconds(), TimeUnit.SECONDS);
for (String topic : topics) {
NamespaceBundle topicBundle = pulsar().getNamespaceService()
.getBundle(TopicName.get(topic));
if (bundle.equals(topicBundle)) {
throw new RestException(Status.CONFLICT, "Cannot delete non empty bundle");
}
}
// remove from owned namespace map and ephemeral node from ZK
pulsar().getNamespaceService().removeOwnedServiceUnit(bundle);
} catch (WebApplicationException wae) {
throw wae;
} catch (Exception e) {
log.error("[{}] Failed to remove namespace bundle {}/{}", clientAppId(), namespaceName.toString(),
bundleRange, e);
throw new RestException(e);
}
}
@SuppressWarnings("deprecation")
protected void internalDeleteNamespaceBundleForcefully(String bundleRange, boolean authoritative) {
validateNamespaceOperation(namespaceName, NamespaceOperation.DELETE_BUNDLE);
validatePoliciesReadOnlyAccess();
// ensure that non-global namespace is directed to the correct cluster
if (!namespaceName.isGlobal()) {
validateClusterOwnership(namespaceName.getCluster());
}
Policies policies = getNamespacePolicies(namespaceName);
// ensure the local cluster is the only cluster for the global namespace configuration
try {
if (namespaceName.isGlobal()) {
if (policies.replication_clusters.size() > 1) {
// There are still more than one clusters configured for the global namespace
throw new RestException(Status.PRECONDITION_FAILED, "Cannot delete the global namespace "
+ namespaceName + ". There are still more than one replication clusters configured.");
}
if (policies.replication_clusters.size() == 1
&& !policies.replication_clusters.contains(config().getClusterName())) {
// the only replication cluster is other cluster, redirect
String replCluster = Lists.newArrayList(policies.replication_clusters).get(0);
ClusterData replClusterData =
clusterResources().getCluster(replCluster)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,
"Cluster " + replCluster + " does not exist"));
URL replClusterUrl;
if (!config().isTlsEnabled() || !isRequestHttps()) {
replClusterUrl = new URL(replClusterData.getServiceUrl());
} else if (StringUtils.isNotBlank(replClusterData.getServiceUrlTls())) {
replClusterUrl = new URL(replClusterData.getServiceUrlTls());
} else {
throw new RestException(Status.PRECONDITION_FAILED,
"The replication cluster does not provide TLS encrypted service");
}
URI redirect = UriBuilder.fromUri(uri.getRequestUri()).host(replClusterUrl.getHost())
.port(replClusterUrl.getPort())
.replaceQueryParam("authoritative", false).build();
if (log.isDebugEnabled()) {
log.debug("[{}] Redirecting the rest call to {}: cluster={}",
clientAppId(), redirect, replCluster);
}
throw new WebApplicationException(Response.temporaryRedirect(redirect).build());
}
}
} catch (WebApplicationException wae) {
throw wae;
} catch (Exception e) {
throw new RestException(e);
}
try {
NamespaceBundle bundle = validateNamespaceBundleOwnership(namespaceName, policies.bundles, bundleRange,
authoritative, true);
// directly remove from owned namespace map and ephemeral node from ZK
pulsar().getNamespaceService().removeOwnedServiceUnit(bundle);
} catch (WebApplicationException wae) {
throw wae;
} catch (Exception e) {
log.error("[{}] Failed to remove namespace bundle {}/{}", clientAppId(), namespaceName.toString(),
bundleRange, e);
throw new RestException(e);
}
}
protected void internalGrantPermissionOnNamespace(String role, Set<AuthAction> actions) {
validateNamespaceOperation(namespaceName, NamespaceOperation.GRANT_PERMISSION);
checkNotNull(role, "Role should not be null");
checkNotNull(actions, "Actions should not be null");
try {
AuthorizationService authService = pulsar().getBrokerService().getAuthorizationService();
if (null != authService) {
authService.grantPermissionAsync(namespaceName, actions, role, null/*additional auth-data json*/)
.get();
} else {
throw new RestException(Status.NOT_IMPLEMENTED, "Authorization is not enabled");
}
} catch (InterruptedException e) {
log.error("[{}] Failed to get permissions for namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
} catch (ExecutionException e) {
if (e.getCause() instanceof IllegalArgumentException) {
log.warn("[{}] Failed to set permissions for namespace {}: does not exist", clientAppId(),
namespaceName, e);
throw new RestException(Status.NOT_FOUND, "Namespace does not exist");
} else if (e.getCause() instanceof IllegalStateException) {
log.warn("[{}] Failed to set permissions for namespace {}: {}",
clientAppId(), namespaceName, e.getCause().getMessage(), e);
throw new RestException(Status.CONFLICT, "Concurrent modification");
} else {
log.error("[{}] Failed to get permissions for namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
}
}
}
protected void internalGrantPermissionOnSubscription(String subscription, Set<String> roles) {
validateNamespaceOperation(namespaceName, NamespaceOperation.GRANT_PERMISSION);
checkNotNull(subscription, "Subscription should not be null");
checkNotNull(roles, "Roles should not be null");
try {
AuthorizationService authService = pulsar().getBrokerService().getAuthorizationService();
if (null != authService) {
authService.grantSubscriptionPermissionAsync(namespaceName, subscription, roles,
null/* additional auth-data json */).get();
} else {
throw new RestException(Status.NOT_IMPLEMENTED, "Authorization is not enabled");
}
} catch (InterruptedException e) {
log.error("[{}] Failed to get permissions for namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
} catch (ExecutionException e) {
if (e.getCause() instanceof IllegalArgumentException) {
log.warn("[{}] Failed to set permissions for namespace {}: does not exist", clientAppId(),
namespaceName);
throw new RestException(Status.NOT_FOUND, "Namespace does not exist");
} else if (e.getCause() instanceof IllegalStateException) {
log.warn("[{}] Failed to set permissions for namespace {}: concurrent modification", clientAppId(),
namespaceName);
throw new RestException(Status.CONFLICT, "Concurrent modification");
} else {
log.error("[{}] Failed to get permissions for namespace {}", clientAppId(), namespaceName, e);
throw new RestException(e);
}
}
}
protected void internalRevokePermissionsOnNamespace(String role) {
validateNamespaceOperation(namespaceName, NamespaceOperation.REVOKE_PERMISSION);
validatePoliciesReadOnlyAccess();
checkNotNull(role, "Role should not be null");
updatePolicies(namespaceName, policies ->{
policies.auth_policies.getNamespaceAuthentication().remove(role);
return policies;
});
}
protected void internalRevokePermissionsOnSubscription(String subscriptionName, String role) {
validateNamespaceOperation(namespaceName, NamespaceOperation.REVOKE_PERMISSION);
validatePoliciesReadOnlyAccess();
checkNotNull(subscriptionName, "SubscriptionName should not be null");
checkNotNull(role, "Role should not be null");
AuthorizationService authService = pulsar().getBrokerService().getAuthorizationService();
if (null != authService) {
authService.revokeSubscriptionPermissionAsync(namespaceName, subscriptionName, role,
null/* additional auth-data json */);
} else {
throw new RestException(Status.NOT_IMPLEMENTED, "Authorization is not enabled");
}
}
protected Set<String> internalGetNamespaceReplicationClusters() {
validateNamespacePolicyOperation(namespaceName, PolicyName.REPLICATION, PolicyOperation.READ);
if (!namespaceName.isGlobal()) {
throw new RestException(Status.PRECONDITION_FAILED,
"Cannot get the replication clusters for a non-global namespace");
}
Policies policies = getNamespacePolicies(namespaceName);
return policies.replication_clusters;
}
protected void internalSetNamespaceReplicationClusters(List<String> clusterIds) {
validateNamespacePolicyOperation(namespaceName, PolicyName.REPLICATION, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
checkNotNull(clusterIds, "ClusterIds should not be null");
Set<String> replicationClusterSet = Sets.newHashSet(clusterIds);
if (!namespaceName.isGlobal()) {
throw new RestException(Status.PRECONDITION_FAILED, "Cannot set replication on a non-global namespace");
}
if (replicationClusterSet.contains("global")) {
throw new RestException(Status.PRECONDITION_FAILED,
"Cannot specify global in the list of replication clusters");
}
Set<String> clusters = clusters();
for (String clusterId : replicationClusterSet) {
if (!clusters.contains(clusterId)) {
throw new RestException(Status.FORBIDDEN, "Invalid cluster id: " + clusterId);
}
validatePeerClusterConflict(clusterId, replicationClusterSet);
validateClusterForTenant(namespaceName.getTenant(), clusterId);
}
updatePolicies(namespaceName, policies ->{
policies.replication_clusters = replicationClusterSet;
return policies;
});
}
protected void internalSetNamespaceMessageTTL(Integer messageTTL) {
validateNamespacePolicyOperation(namespaceName, PolicyName.TTL, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
if (messageTTL != null && messageTTL < 0) {
throw new RestException(Status.PRECONDITION_FAILED, "Invalid value for message TTL");
}
updatePolicies(namespaceName, policies -> {
policies.message_ttl_in_seconds = messageTTL;
return policies;
});
}
protected void internalSetSubscriptionExpirationTime(Integer expirationTime) {
validateNamespacePolicyOperation(namespaceName, PolicyName.SUBSCRIPTION_EXPIRATION_TIME, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
if (expirationTime != null && expirationTime < 0) {
throw new RestException(Status.PRECONDITION_FAILED, "Invalid value for subscription expiration time");
}
updatePolicies(namespaceName, policies -> {
policies.subscription_expiration_time_minutes = expirationTime;
return policies;
});
}
protected AutoTopicCreationOverride internalGetAutoTopicCreation() {
validateNamespacePolicyOperation(namespaceName, PolicyName.AUTO_TOPIC_CREATION, PolicyOperation.READ);
Policies policies = getNamespacePolicies(namespaceName);
return policies.autoTopicCreationOverride;
}
protected void internalSetAutoTopicCreation(AsyncResponse asyncResponse,
AutoTopicCreationOverride autoTopicCreationOverride) {
final int maxPartitions = pulsar().getConfig().getMaxNumPartitionsPerPartitionedTopic();
validateNamespacePolicyOperation(namespaceName, PolicyName.AUTO_TOPIC_CREATION, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
if (autoTopicCreationOverride != null) {
if (!AutoTopicCreationOverrideImpl.isValidOverride(autoTopicCreationOverride)) {
throw new RestException(Status.PRECONDITION_FAILED,
"Invalid configuration for autoTopicCreationOverride");
}
if (maxPartitions > 0 && autoTopicCreationOverride.getDefaultNumPartitions() > maxPartitions) {
throw new RestException(Status.NOT_ACCEPTABLE,
"Number of partitions should be less than or equal to " + maxPartitions);
}
}
// Force to read the data s.t. the watch to the cache content is setup.
namespaceResources().setPoliciesAsync(namespaceName, policies -> {
policies.autoTopicCreationOverride = autoTopicCreationOverride;
return policies;
}).thenApply(r -> {
String autoOverride = (autoTopicCreationOverride != null
&& autoTopicCreationOverride.isAllowAutoTopicCreation()) ? "enabled" : "disabled";
log.info("[{}] Successfully {} autoTopicCreation on namespace {}", clientAppId(),
autoOverride != null ? autoOverride : "removed", namespaceName);
asyncResponse.resume(Response.noContent().build());
return null;
}).exceptionally(e -> {
log.error("[{}] Failed to modify autoTopicCreation status on namespace {}", clientAppId(), namespaceName,
e.getCause());
if (e.getCause() instanceof NotFoundException) {
asyncResponse.resume(new RestException(Status.NOT_FOUND, "Namespace does not exist"));
return null;
}
asyncResponse.resume(new RestException(e.getCause()));
return null;
});
}
protected void internalRemoveAutoTopicCreation(AsyncResponse asyncResponse) {
internalSetAutoTopicCreation(asyncResponse, null);
}
protected void internalSetAutoSubscriptionCreation(
AsyncResponse asyncResponse, AutoSubscriptionCreationOverride autoSubscriptionCreationOverride) {
validateNamespacePolicyOperation(namespaceName, PolicyName.AUTO_SUBSCRIPTION_CREATION, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
// Force to read the data s.t. the watch to the cache content is setup.
namespaceResources().setPoliciesAsync(namespaceName, policies -> {
policies.autoSubscriptionCreationOverride = autoSubscriptionCreationOverride;
return policies;
}).thenApply(r -> {
if (autoSubscriptionCreationOverride != null) {
String autoOverride = autoSubscriptionCreationOverride.isAllowAutoSubscriptionCreation() ? "enabled"
: "disabled";
log.info("[{}] Successfully {} autoSubscriptionCreation on namespace {}", clientAppId(),
autoOverride != null ? autoOverride : "removed", namespaceName);
}
asyncResponse.resume(Response.noContent().build());
return null;
}).exceptionally(e -> {
log.error("[{}] Failed to modify autoSubscriptionCreation status on namespace {}", clientAppId(),
namespaceName, e.getCause());
if (e.getCause() instanceof NotFoundException) {
asyncResponse.resume(new RestException(Status.NOT_FOUND, "Namespace does not exist"));
return null;
}
asyncResponse.resume(new RestException(e.getCause()));
return null;
});
}
protected AutoSubscriptionCreationOverride internalGetAutoSubscriptionCreation() {
validateNamespacePolicyOperation(namespaceName, PolicyName.AUTO_SUBSCRIPTION_CREATION, PolicyOperation.READ);
Policies policies = getNamespacePolicies(namespaceName);
return policies.autoSubscriptionCreationOverride;
}
protected void internalRemoveAutoSubscriptionCreation(AsyncResponse asyncResponse) {
internalSetAutoSubscriptionCreation(asyncResponse, null);
}
protected void internalModifyDeduplication(Boolean enableDeduplication) {
validateNamespacePolicyOperation(namespaceName, PolicyName.DEDUPLICATION, PolicyOperation.WRITE);
validatePoliciesReadOnlyAccess();
updatePolicies(namespaceName, policies -> {
policies.deduplicationEnabled = enableDeduplication;
return policies;
});
}
@SuppressWarnings("deprecation")
protected void internalUnloadNamespace(AsyncResponse asyncResponse) {
validateSuperUserAccess();
log.info("[{}] Unloading namespace {}", clientAppId(), namespaceName);
if (namespaceName.isGlobal()) {
// check cluster ownership for a given global namespace: redirect if peer-cluster owns it
validateGlobalNamespaceOwnership(namespaceName);
} else {
validateClusterOwnership(namespaceName.getCluster());
validateClusterForTenant(namespaceName.getTenant(), namespaceName.getCluster());
}
Policies policies = getNamespacePolicies(namespaceName);
final List<CompletableFuture<Void>> futures = Lists.newArrayList();
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 {
futures.add(pulsar().getAdminClient().namespaces().unloadNamespaceBundleAsync(namespaceName.toString(),
bundle));
} catch (PulsarServerException e) {
log.error("[{}] Failed to unload namespace {}", clientAppId(), namespaceName, e);
asyncResponse.resume(new RestException(e));
return;
}
}
FutureUtil.waitForAll(futures).handle((result, exception) -> {
if (exception != null) {
log.error("[{}] Failed to unload namespace {}", clientAppId(), namespaceName, exception);
if (exception.getCause() instanceof PulsarAdminException) {
asyncResponse.resume(new RestException((PulsarAdminException) exception.getCause()));
return null;
} else {
asyncResponse.resume(new RestException(exception.getCause()));
return null;
}
}
log.info("[{}] Successfully unloaded all the bundles in namespace {}", clientAppId(), namespaceName);
asyncResponse.resume(Response.noContent().build());
return null;
});
}
protected void internalSetBookieAffinityGroup(BookieAffinityGroupData bookieAffinityGroup) {
validateSuperUserAccess();
log.info("[{}] Setting bookie-affinity-group {} for namespace {}", clientAppId(), bookieAffinityGroup,
this.namespaceName);
if (namespaceName.isGlobal()) {
// check cluster ownership for a given global namespace: redirect if peer-cluster owns it
validateGlobalNamespaceOwnership(namespaceName);
} else {
validateClusterOwnership(namespaceName.getCluster());
validateClusterForTenant(namespaceName.getTenant(), namespaceName.getCluster());
}
try {
getLocalPolicies().setLocalPoliciesWithCreate(namespaceName, oldPolicies -> {
LocalPolicies localPolicies = oldPolicies.map(
policies -> new LocalPolicies(policies.bundles,
bookieAffinityGroup,
policies.namespaceAntiAffinityGroup))
.orElseGet(() -> new LocalPolicies(defaultBundle(),
bookieAffinityGroup,
null));
log.info("[{}] Successfully updated local-policies configuration: namespace={}, map={}", clientAppId(),
namespaceName, localPolicies);
return localPolicies;
});
} catch (NotFoundException e) {
log.warn("[{}] Failed to update local-policy configuration for namespace {}: does not exist", clientAppId(),
namespaceName);
throw new RestException(Status.NOT_FOUND, "Namespace does not exist");
} catch (Exception e) {
log.error("[{}] Failed to update local-policy configuration for namespace {}", clientAppId(), namespaceName,
e);
throw new RestException(e);
}
}
protected void internalDeleteBookieAffinityGroup() {
internalSetBookieAffinityGroup(null);
}
protected BookieAffinityGroupData internalGetBookieAffinityGroup() {
validateSuperUserAccess();
if (namespaceName.isGlobal()) {
// check cluster ownership for a given global namespace: redirect if peer-cluster owns it
validateGlobalNamespaceOwnership(namespaceName);
} else {
validateClusterOwnership(namespaceName.getCluster());
validateClusterForTenant(namespaceName.getTenant(), namespaceName.getCluster());
}
try {
final BookieAffinityGroupData bookkeeperAffinityGroup = getLocalPolicies().getLocalPolicies(namespaceName)
.orElseThrow(() -> new RestException(Status.NOT_FOUND,