[fix][broker] fixed schema deletion erorr when deleting a partitioned…

… topic and when the topic's reference is not ready
apache · Jan 27, 2024 · 73a27c5 · 73a27c5
1 parent d37d31f
commit 73a27c5
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Showing 3 changed files with 26 additions and 17 deletions.
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
@@ -125,8 +125,6 @@
 import org.apache.pulsar.broker.service.persistent.PersistentTopic;
 import org.apache.pulsar.broker.service.persistent.SystemTopic;
 import org.apache.pulsar.broker.service.plugin.EntryFilterProvider;
-import org.apache.pulsar.broker.service.schema.BookkeeperSchemaStorage;
-import org.apache.pulsar.broker.service.schema.SchemaRegistryService;
 import org.apache.pulsar.broker.stats.ClusterReplicationMetrics;
 import org.apache.pulsar.broker.stats.prometheus.metrics.ObserverGauge;
 import org.apache.pulsar.broker.stats.prometheus.metrics.Summary;
@@ -3475,22 +3473,21 @@ public CompletableFuture<Void> deleteTopicPolicies(TopicName topicName) {
     }
 
     public CompletableFuture<SchemaVersion> deleteSchema(TopicName topicName) {
+        // delete schema at the upper level when deleting the partitioned topic.
+        if (topicName.isPartitioned()) {
+            return CompletableFuture.completedFuture(null);
+        }
         String base = topicName.getPartitionedTopicName();
         String id = TopicName.get(base).getSchemaName();
-        SchemaRegistryService schemaRegistryService = getPulsar().getSchemaRegistryService();
-        return BookkeeperSchemaStorage.ignoreUnrecoverableBKException(schemaRegistryService.getSchema(id))
-                .thenCompose(schema -> {
-                    if (schema != null) {
-                        // It's different from `SchemasResource.deleteSchema`
-                        // because when we delete a topic, the schema
-                        // history is meaningless. But when we delete a schema of a topic, a new schema could be
-                        // registered in the future.
-                        log.info("Delete schema storage of id: {}", id);
-                        return getPulsar().getSchemaRegistryService().deleteSchemaStorage(id);
-                    } else {
-                        return CompletableFuture.completedFuture(null);
-                    }
-                });
+        return getPulsar().getSchemaRegistryService().deleteSchemaStorage(id).whenComplete((vid, ex) -> {
+            if (vid != null && ex == null) {
+                // It's different from `SchemasResource.deleteSchema`
+                // because when we delete a topic, the schema
+                // history is meaningless. But when we delete a schema of a topic, a new schema could be
+                // registered in the future.
+                log.info("Deleted schema storage of id: {}", id);
+            }
+        });
     }
 
     private CompletableFuture<Void> checkMaxTopicsPerNamespace(TopicName topicName, int numPartitions) {

diff --git a/...broker/src/main/java/org/apache/pulsar/broker/service/schema/BookkeeperSchemaStorage.java b/...broker/src/main/java/org/apache/pulsar/broker/service/schema/BookkeeperSchemaStorage.java
@@ -707,7 +707,8 @@ public static Exception bkException(String operation, int rc, long ledgerId, lon
             message += " - entry=" + entryId;
         }
         boolean recoverable = rc != BKException.Code.NoSuchLedgerExistsException
-                && rc != BKException.Code.NoSuchEntryException;
+                && rc != BKException.Code.NoSuchEntryException
+                && rc != BKException.Code.NoSuchLedgerExistsOnMetadataServerException;
         return new SchemaException(recoverable, message);
     }
 

diff --git a/tests/integration/src/test/java/org/apache/pulsar/tests/integration/schema/SchemaTest.java b/tests/integration/src/test/java/org/apache/pulsar/tests/integration/schema/SchemaTest.java
@@ -31,6 +31,8 @@
 import org.apache.pulsar.client.api.schema.SchemaDefinition;
 import org.apache.pulsar.common.naming.TopicDomain;
 import org.apache.pulsar.common.naming.TopicName;
+import org.apache.pulsar.common.schema.SchemaInfo;
+import org.apache.pulsar.common.schema.SchemaType;
 import org.apache.pulsar.tests.integration.schema.Schemas.Person;
 import org.apache.pulsar.tests.integration.schema.Schemas.PersonConsumeSchema;
 import org.apache.pulsar.tests.integration.schema.Schemas.Student;
@@ -316,5 +318,14 @@ public void testPrimitiveSchemaTypeCompatibilityCheck() {
 
     }
 
+    @Test
+    public void testDeletePartitionedTopicWhenTopicReferenceIsNotReady() throws Exception {
+        final String topic = "persistent://public/default/tp-ref";
+        admin.topics().createPartitionedTopic(topic, 20);
+        admin.schemas().createSchema(topic,
+                SchemaInfo.builder().type(SchemaType.STRING).schema(new byte[0]).build());
+        admin.topics().deletePartitionedTopic(topic, false);
+    }
+
 }