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yubiao pushed a commit to branch branch-3.1
in repository https://gitbox.apache.org/repos/asf/pulsar.git


The following commit(s) were added to refs/heads/branch-3.1 by this push:
     new 19c9e7fd23a [fix] [broker] Update topic policies as much as possible 
when some ex was thrown (#21810)
19c9e7fd23a is described below

commit 19c9e7fd23a69544877bace4b6233c571b69100a
Author: fengyubiao <[email protected]>
AuthorDate: Wed Jan 3 21:51:26 2024 +0800

    [fix] [broker] Update topic policies as much as possible when some ex was 
thrown (#21810)
    
    After the topic policies update, there are many components will be updated 
one by one, even if the config of components has not been modified. There are 
the 11 components that need update:
    - `7` rate limiters(`publish`, `dispatch topic-level`, `dispatch 
subscription-level`,  `dispatch resourceGroup-level`, `subscribe API`, 
`replication`, `shadow topic replication`)
    - update ManagedLedger configs(`retention`, `offloader`)
    - start/stop replication
    - start/stop compaction
    - start/stop deduplication
    
    Once a component update fails, the following update will be skipped. It 
would cause a confusing thing: you want to set a retention policy, but it will 
be skipped due to the `update subscribe rate limiter` failure (you did not edit 
the `subscribe rate limitation policy`)
    
    Since none of the components in the above list have any additional 
dependencies for individual updates, ensuring success as much as possible is 
appropriate.
    
    - Update topic policies as much as possible even if some component updates 
fail, all component updates are still in the same thread, and they still update 
one by one, just throw the error later.
    - Rename `updatePublishDispatcher` to `updatePublishRateLimiter`
    
    (cherry picked from commit ed599673c7e60ab5bb02e1fb0615a7ff8e5d6430)
---
 .../pulsar/broker/service/AbstractTopic.java       |   2 +-
 .../pulsar/broker/service/BrokerService.java       |   2 +-
 .../service/nonpersistent/NonPersistentTopic.java  |   2 +-
 .../broker/service/persistent/PersistentTopic.java | 117 +++++++++++----------
 .../pulsar/broker/admin/TopicPoliciesTest.java     |  51 +++++++++
 .../org/apache/pulsar/common/util/FutureUtil.java  |   6 ++
 6 files changed, 123 insertions(+), 57 deletions(-)

diff --git 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/AbstractTopic.java
 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/AbstractTopic.java
index 90ca196792b..d5d7e7ade50 100644
--- 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/AbstractTopic.java
+++ 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/AbstractTopic.java
@@ -1286,7 +1286,7 @@ public abstract class AbstractTopic implements Topic, 
TopicPolicyListener<TopicP
     /**
      * update topic publish dispatcher for this topic.
      */
-    public void updatePublishDispatcher() {
+    public void updatePublishRateLimiter() {
         synchronized (topicPublishRateLimiterLock) {
             PublishRate publishRate = topicPolicies.getPublishRate().get();
             if (publishRate.publishThrottlingRateInByte > 0 || 
publishRate.publishThrottlingRateInMsg > 0) {
diff --git 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/BrokerService.java
 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/BrokerService.java
index 29bc678924a..8c66f87bcc9 100644
--- 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/BrokerService.java
+++ 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/BrokerService.java
@@ -2785,7 +2785,7 @@ public class BrokerService implements Closeable {
             forEachTopic(topic -> {
                 if (topic instanceof AbstractTopic) {
                     ((AbstractTopic) topic).updateBrokerPublishRate();
-                    ((AbstractTopic) topic).updatePublishDispatcher();
+                    ((AbstractTopic) topic).updatePublishRateLimiter();
                 }
             }));
     }
diff --git 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/nonpersistent/NonPersistentTopic.java
 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/nonpersistent/NonPersistentTopic.java
index 42c11fa14ca..f4048fef74c 100644
--- 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/nonpersistent/NonPersistentTopic.java
+++ 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/nonpersistent/NonPersistentTopic.java
@@ -178,7 +178,7 @@ public class NonPersistentTopic extends AbstractTopic 
implements Topic, TopicPol
                         isEncryptionRequired = policies.encryption_required;
                         isAllowAutoUpdateSchema = 
policies.is_allow_auto_update_schema;
                     }
-                    updatePublishDispatcher();
+                    updatePublishRateLimiter();
                     updateResourceGroupLimiter(policies);
                     return updateClusterMigrated();
                 });
diff --git 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentTopic.java
 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentTopic.java
index f3d8ec79701..f34aee0c842 100644
--- 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentTopic.java
+++ 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentTopic.java
@@ -340,7 +340,7 @@ public class PersistentTopic extends AbstractTopic 
implements Topic, AddEntryCal
                 .thenAcceptAsync(optPolicies -> {
                     if (!optPolicies.isPresent()) {
                         isEncryptionRequired = false;
-                        updatePublishDispatcher();
+                        updatePublishRateLimiter();
                         updateResourceGroupLimiter(new Policies());
                         initializeDispatchRateLimiterIfNeeded();
                         updateSubscribeRateLimiter();
@@ -355,7 +355,7 @@ public class PersistentTopic extends AbstractTopic 
implements Topic, AddEntryCal
 
                     updateSubscribeRateLimiter();
 
-                    updatePublishDispatcher();
+                    updatePublishRateLimiter();
 
                     updateResourceGroupLimiter(policies);
 
@@ -2846,39 +2846,60 @@ public class PersistentTopic extends AbstractTopic 
implements Topic, AddEntryCal
             return CompletableFuture.completedFuture(null);
         }
 
+        // Update props.
+        // The component "EntryFilters" is update in the method 
"updateTopicPolicyByNamespacePolicy(data)".
+        //   see more detail: https://github.com/apache/pulsar/pull/19364.
         updateTopicPolicyByNamespacePolicy(data);
         checkReplicatedSubscriptionControllerState();
         isEncryptionRequired = data.encryption_required;
-
         isAllowAutoUpdateSchema = data.is_allow_auto_update_schema;
 
-        updateDispatchRateLimiter();
-
-        updateSubscribeRateLimiter();
+        // Apply policies for components.
+        List<CompletableFuture<Void>> applyPolicyTasks = 
applyUpdatedTopicPolicies();
+        applyPolicyTasks.add(applyUpdatedNamespacePolicies(data));
+        return FutureUtil.waitForAll(applyPolicyTasks)
+            .thenAccept(__ -> log.info("[{}] namespace-level policies updated 
successfully", topic))
+            .exceptionally(ex -> {
+                log.error("[{}] update namespace polices : {} error", 
this.getName(), data, ex);
+                throw FutureUtil.wrapToCompletionException(ex);
+            });
+    }
 
-        updatePublishDispatcher();
+    private CompletableFuture<Void> applyUpdatedNamespacePolicies(Policies 
namespaceLevelPolicies) {
+        return FutureUtil.runWithCurrentThread(() -> 
updateResourceGroupLimiter(namespaceLevelPolicies));
+    }
 
-        updateResourceGroupLimiter(data);
+    private List<CompletableFuture<Void>> applyUpdatedTopicPolicies() {
+        List<CompletableFuture<Void>> applyPoliciesFutureList = new 
ArrayList<>();
 
-        List<CompletableFuture<Void>> producerCheckFutures = new 
ArrayList<>(producers.size());
-        producers.values().forEach(producer -> producerCheckFutures.add(
+        // Client permission check.
+        subscriptions.forEach((subName, sub) -> {
+            sub.getConsumers().forEach(consumer -> 
applyPoliciesFutureList.add(consumer.checkPermissionsAsync()));
+        });
+        producers.values().forEach(producer -> applyPoliciesFutureList.add(
                 
producer.checkPermissionsAsync().thenRun(producer::checkEncryption)));
+        // Check message expiry.
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(() -> 
checkMessageExpiry()));
 
-        return FutureUtil.waitForAll(producerCheckFutures).thenCompose((__) -> 
{
-            return 
updateSubscriptionsDispatcherRateLimiter().thenCompose((___) -> {
-                replicators.forEach((name, replicator) -> 
replicator.updateRateLimiter());
-                shadowReplicators.forEach((name, replicator) -> 
replicator.updateRateLimiter());
-                checkMessageExpiry();
-                CompletableFuture<Void> replicationFuture = 
checkReplicationAndRetryOnFailure();
-                CompletableFuture<Void> dedupFuture = 
checkDeduplicationStatus();
-                CompletableFuture<Void> persistentPoliciesFuture = 
checkPersistencePolicies();
-                return CompletableFuture.allOf(replicationFuture, dedupFuture, 
persistentPoliciesFuture,
-                        preCreateSubscriptionForCompactionIfNeeded());
-            });
-        }).exceptionally(ex -> {
-            log.error("[{}] update namespace polices : {} error", 
this.getName(), data, ex);
-            throw FutureUtil.wrapToCompletionException(ex);
-        });
+        // Update rate limiters.
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(() -> 
updateDispatchRateLimiter()));
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(() -> 
updateSubscribeRateLimiter()));
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(() -> 
updatePublishRateLimiter()));
+
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(() -> 
updateSubscriptionsDispatcherRateLimiter()));
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(
+                () -> replicators.forEach((name, replicator) -> 
replicator.updateRateLimiter())));
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(
+                () -> shadowReplicators.forEach((name, replicator) -> 
replicator.updateRateLimiter())));
+
+        // Other components.
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(() -> 
checkReplicationAndRetryOnFailure()));
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(() -> 
checkDeduplicationStatus()));
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(() -> 
checkPersistencePolicies()));
+        applyPoliciesFutureList.add(FutureUtil.runWithCurrentThread(
+                () -> preCreateSubscriptionForCompactionIfNeeded()));
+
+        return applyPoliciesFutureList;
     }
 
     /**
@@ -3533,42 +3554,30 @@ public class PersistentTopic extends AbstractTopic 
implements Topic, AddEntryCal
         if (policies == null) {
             return;
         }
+        // Update props.
+        // The component "EntryFilters" is update in the method 
"updateTopicPolicy(data)".
+        //   see more detail: https://github.com/apache/pulsar/pull/19364.
         updateTopicPolicy(policies);
         shadowTopics = policies.getShadowTopics();
-        updateDispatchRateLimiter();
         checkReplicatedSubscriptionControllerState();
-        updateSubscriptionsDispatcherRateLimiter().thenRun(() -> {
-            updatePublishDispatcher();
-            updateSubscribeRateLimiter();
-            replicators.forEach((name, replicator) -> 
replicator.updateRateLimiter());
-            shadowReplicators.forEach((name, replicator) -> 
replicator.updateRateLimiter());
-            checkMessageExpiry();
-        })
-        .thenCompose(__ -> checkReplicationAndRetryOnFailure())
-        .thenCompose(__ -> checkDeduplicationStatus())
-        .thenCompose(__ -> preCreateSubscriptionForCompactionIfNeeded())
-        .thenCompose(__ -> checkPersistencePolicies())
-        .thenAccept(__ -> log.info("[{}] Policies updated successfully", 
topic))
-        .exceptionally(e -> {
-            Throwable t = FutureUtil.unwrapCompletionException(e);
-            log.error("[{}] update topic policy error: {}", topic, 
t.getMessage(), t);
-            return null;
-        });
+
+        // Apply policies for components(not contains the specified policies 
which only defined in namespace policies).
+        FutureUtil.waitForAll(applyUpdatedTopicPolicies())
+            .thenAccept(__ -> log.info("[{}] topic-level policies updated 
successfully", topic))
+            .exceptionally(e -> {
+                Throwable t = FutureUtil.unwrapCompletionException(e);
+                log.error("[{}] update topic-level policy error: {}", topic, 
t.getMessage(), t);
+                return null;
+            });
     }
 
-    private CompletableFuture<Void> updateSubscriptionsDispatcherRateLimiter() 
{
-        List<CompletableFuture<Void>> subscriptionCheckFutures = new 
ArrayList<>((int) subscriptions.size());
+    private void updateSubscriptionsDispatcherRateLimiter() {
         subscriptions.forEach((subName, sub) -> {
-            List<CompletableFuture<Void>> consumerCheckFutures = new 
ArrayList<>(sub.getConsumers().size());
-            sub.getConsumers().forEach(consumer -> 
consumerCheckFutures.add(consumer.checkPermissionsAsync()));
-            
subscriptionCheckFutures.add(FutureUtil.waitForAll(consumerCheckFutures).thenRun(()
 -> {
-                Dispatcher dispatcher = sub.getDispatcher();
-                if (dispatcher != null) {
-                    dispatcher.updateRateLimiter();
-                }
-            }));
+            Dispatcher dispatcher = sub.getDispatcher();
+            if (dispatcher != null) {
+                dispatcher.updateRateLimiter();
+            }
         });
-        return FutureUtil.waitForAll(subscriptionCheckFutures);
     }
 
     protected CompletableFuture<Void> initTopicPolicy() {
diff --git 
a/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/TopicPoliciesTest.java
 
b/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/TopicPoliciesTest.java
index dc11de96bce..fe0901bf2d5 100644
--- 
a/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/TopicPoliciesTest.java
+++ 
b/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/TopicPoliciesTest.java
@@ -42,6 +42,8 @@ import java.util.concurrent.TimeUnit;
 import lombok.Cleanup;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.bookkeeper.mledger.ManagedLedgerConfig;
+import org.apache.bookkeeper.mledger.impl.ManagedLedgerImpl;
+import org.apache.pulsar.broker.BrokerTestUtil;
 import org.apache.pulsar.broker.ConfigHelper;
 import org.apache.pulsar.broker.auth.MockedPulsarServiceBaseTest;
 import org.apache.pulsar.broker.namespace.NamespaceService;
@@ -50,6 +52,7 @@ import 
org.apache.pulsar.broker.service.PublishRateLimiterImpl;
 import org.apache.pulsar.broker.service.SystemTopicBasedTopicPoliciesService;
 import org.apache.pulsar.broker.service.Topic;
 import org.apache.pulsar.broker.service.persistent.DispatchRateLimiter;
+import org.apache.pulsar.broker.service.persistent.PersistentSubscription;
 import org.apache.pulsar.broker.service.persistent.PersistentTopic;
 import org.apache.pulsar.broker.service.persistent.SubscribeRateLimiter;
 import org.apache.pulsar.client.admin.PulsarAdminException;
@@ -83,8 +86,11 @@ import org.apache.pulsar.common.policies.data.SubscribeRate;
 import org.apache.pulsar.common.policies.data.TenantInfoImpl;
 import org.apache.pulsar.common.policies.data.TopicPolicies;
 import org.apache.pulsar.common.policies.data.TopicStats;
+import org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap;
 import org.assertj.core.api.Assertions;
 import org.awaitility.Awaitility;
+import org.awaitility.reflect.WhiteboxImpl;
+import org.mockito.Mockito;
 import org.testng.Assert;
 import org.testng.annotations.AfterMethod;
 import org.testng.annotations.BeforeMethod;
@@ -3161,4 +3167,49 @@ public class TopicPoliciesTest extends 
MockedPulsarServiceBaseTest {
                 });
     }
 
+    @Test
+    public void testUpdateRetentionWithPartialFailure() throws Exception {
+        String tpName = BrokerTestUtil.newUniqueName("persistent://" + 
myNamespace + "/tp");
+        admin.topics().createNonPartitionedTopic(tpName);
+
+        // Load topic up.
+        admin.topics().getInternalStats(tpName);
+
+        // Inject an error that makes dispatch rate update fail.
+        PersistentTopic persistentTopic =
+                (PersistentTopic) pulsar.getBrokerService().getTopic(tpName, 
false).join().get();
+        ConcurrentOpenHashMap<String, PersistentSubscription> subscriptions =
+                WhiteboxImpl.getInternalState(persistentTopic, 
"subscriptions");
+        PersistentSubscription mockedSubscription = 
Mockito.mock(PersistentSubscription.class);
+        Mockito.when(mockedSubscription.getDispatcher()).thenThrow(new 
RuntimeException("Mocked error: getDispatcher"));
+        subscriptions.put("mockedSubscription", mockedSubscription);
+
+        // Update namespace-level retention policies.
+        RetentionPolicies retentionPolicies1 = new RetentionPolicies(1, 1);
+        admin.namespaces().setRetentionAsync(myNamespace, retentionPolicies1);
+
+        // Verify: update retention will be success even if other component 
update throws exception.
+        Awaitility.await().untilAsserted(() -> {
+            ManagedLedgerImpl ML = (ManagedLedgerImpl) 
persistentTopic.getManagedLedger();
+            assertEquals(ML.getConfig().getRetentionSizeInMB(), 1);
+            assertEquals(ML.getConfig().getRetentionTimeMillis(), 1 * 60 * 
1000);
+        });
+
+        // Update topic-level retention policies.
+        RetentionPolicies retentionPolicies2 = new RetentionPolicies(2, 2);
+        admin.topics().setRetentionAsync(tpName, retentionPolicies2);
+
+        // Verify: update retention will be success even if other component 
update throws exception.
+        Awaitility.await().untilAsserted(() -> {
+            ManagedLedgerImpl ML = (ManagedLedgerImpl) 
persistentTopic.getManagedLedger();
+            assertEquals(ML.getConfig().getRetentionSizeInMB(), 2);
+            assertEquals(ML.getConfig().getRetentionTimeMillis(), 2 * 60 * 
1000);
+        });
+
+        // Cleanup.
+        subscriptions.clear();
+        admin.namespaces().removeRetention(myNamespace);
+        admin.topics().delete(tpName, false);
+    }
+
 }
diff --git 
a/pulsar-common/src/main/java/org/apache/pulsar/common/util/FutureUtil.java 
b/pulsar-common/src/main/java/org/apache/pulsar/common/util/FutureUtil.java
index 2b082b4a789..6f625898535 100644
--- a/pulsar-common/src/main/java/org/apache/pulsar/common/util/FutureUtil.java
+++ b/pulsar-common/src/main/java/org/apache/pulsar/common/util/FutureUtil.java
@@ -18,6 +18,7 @@
  */
 package org.apache.pulsar.common.util;
 
+import com.google.common.util.concurrent.MoreExecutors;
 import java.time.Duration;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -55,6 +56,11 @@ public class FutureUtil {
         return CompletableFuture.allOf(futures.toArray(new 
CompletableFuture[0]));
     }
 
+    public static CompletableFuture<Void> runWithCurrentThread(Runnable 
runnable) {
+        return CompletableFuture.runAsync(
+                () -> runnable.run(), MoreExecutors.directExecutor());
+    }
+
     public static <T> CompletableFuture<List<T>> 
waitForAll(Stream<CompletableFuture<List<T>>> futures) {
         return futures.reduce(CompletableFuture.completedFuture(new 
ArrayList<>()),
                 (pre, curr) -> pre.thenCompose(preV -> curr.thenApply(currV -> 
{

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