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Posted to commits@pulsar.apache.org by pe...@apache.org on 2022/03/25 05:48:55 UTC

[pulsar] 05/14: [fix][broker] Fix cannot delete namespace with system topic (#14730)

This is an automated email from the ASF dual-hosted git repository.

penghui pushed a commit to branch branch-2.9
in repository https://gitbox.apache.org/repos/asf/pulsar.git

commit d71b00304ff6073da7423c452e9afa574ce7769f
Author: Jiwei Guo <te...@apache.org>
AuthorDate: Tue Mar 22 19:26:18 2022 +0800

    [fix][broker] Fix cannot delete namespace with system topic (#14730)
    
    (cherry picked from commit 7556c4e0165660e8dbd141c4e93bb9e31a67e6f9)
---
 .../pulsar/broker/web/PulsarWebResource.java       |  7 +++-
 .../apache/pulsar/broker/admin/AdminApiTest2.java  | 45 +++++++++++++++++++++-
 2 files changed, 50 insertions(+), 2 deletions(-)

diff --git a/pulsar-broker/src/main/java/org/apache/pulsar/broker/web/PulsarWebResource.java b/pulsar-broker/src/main/java/org/apache/pulsar/broker/web/PulsarWebResource.java
index e3ae827..7b5f455 100644
--- a/pulsar-broker/src/main/java/org/apache/pulsar/broker/web/PulsarWebResource.java
+++ b/pulsar-broker/src/main/java/org/apache/pulsar/broker/web/PulsarWebResource.java
@@ -722,7 +722,12 @@ public abstract class PulsarWebResource {
                 .getPoliciesAsync(namespace).thenAccept(policiesResult -> {
             if (policiesResult.isPresent()) {
                 Policies policies = policiesResult.get();
-                if (policies.replication_clusters.isEmpty()) {
+                if (policies.deleted) {
+                    String msg = String.format("Namespace %s is deleted", namespace.toString());
+                    log.warn(msg);
+                    validationFuture.completeExceptionally(new RestException(Status.PRECONDITION_FAILED,
+                            "Namespace is deleted"));
+                } else if (policies.replication_clusters.isEmpty()) {
                     String msg = String.format(
                             "Namespace does not have any clusters configured : local_cluster=%s ns=%s",
                             localCluster, namespace.toString());
diff --git a/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/AdminApiTest2.java b/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/AdminApiTest2.java
index bc1ab25..0bf34a16fe 100644
--- a/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/AdminApiTest2.java
+++ b/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/AdminApiTest2.java
@@ -45,7 +45,6 @@ import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
 import java.util.UUID;
-import java.util.concurrent.ArrayBlockingQueue;
 import java.util.concurrent.TimeUnit;
 import javax.ws.rs.core.Response.Status;
 import lombok.Cleanup;
@@ -82,6 +81,7 @@ import org.apache.pulsar.common.naming.TopicDomain;
 import org.apache.pulsar.common.naming.TopicName;
 import org.apache.pulsar.common.policies.data.AutoFailoverPolicyData;
 import org.apache.pulsar.common.policies.data.AutoFailoverPolicyType;
+import org.apache.pulsar.common.policies.data.BacklogQuota;
 import org.apache.pulsar.common.policies.data.BrokerNamespaceIsolationData;
 import org.apache.pulsar.common.policies.data.BrokerNamespaceIsolationDataImpl;
 import org.apache.pulsar.common.policies.data.BundlesData;
@@ -97,6 +97,7 @@ import org.apache.pulsar.common.policies.data.RetentionPolicies;
 import org.apache.pulsar.common.policies.data.SubscriptionStats;
 import org.apache.pulsar.common.policies.data.TenantInfoImpl;
 import org.apache.pulsar.common.policies.data.TopicStats;
+import org.apache.pulsar.common.policies.data.impl.BacklogQuotaImpl;
 import org.awaitility.Awaitility;
 import org.testng.Assert;
 import org.testng.annotations.AfterMethod;
@@ -1356,6 +1357,48 @@ public class AdminApiTest2 extends MockedPulsarServiceBaseTest {
         assertFalse(pulsar.getLocalMetadataStore().exists(managedLedgersPath).join());
     }
 
+    @Test
+    public void testDeleteNamespaceWithTopicPolicies() throws Exception {
+        stopBroker();
+        conf.setSystemTopicEnabled(true);
+        conf.setTopicLevelPoliciesEnabled(true);
+        setup();
+
+        String tenant = "test-tenant";
+        assertFalse(admin.tenants().getTenants().contains(tenant));
+
+        // create tenant
+        admin.tenants().createTenant(tenant,
+                new TenantInfoImpl(Sets.newHashSet("role1", "role2"), Sets.newHashSet("test")));
+        assertTrue(admin.tenants().getTenants().contains(tenant));
+
+        // create namespace2
+        String namespace = tenant + "/test-ns2";
+        admin.namespaces().createNamespace(namespace, Sets.newHashSet("test"));
+        // create topic
+        String topic = namespace + "/test-topic2";
+        Producer<byte[]> producer = pulsarClient.newProducer().topic(topic).create();
+        producer.send("test".getBytes(StandardCharsets.UTF_8));
+        BacklogQuota backlogQuota = BacklogQuotaImpl
+                .builder()
+                .limitTime(1000)
+                .limitSize(1000)
+                .retentionPolicy(BacklogQuota.RetentionPolicy.producer_exception)
+                .build();
+        admin.topicPolicies().setBacklogQuota(topic, backlogQuota);
+        Awaitility.await().untilAsserted(() -> {
+            Assert.assertEquals(admin.topicPolicies()
+                    .getBacklogQuotaMap(topic)
+                    .get(BacklogQuota.BacklogQuotaType.destination_storage), backlogQuota);
+        });
+        producer.close();
+        admin.topics().delete(topic);
+        admin.namespaces().deleteNamespace(namespace);
+        Awaitility.await().untilAsserted(() -> {
+            assertTrue(admin.namespaces().getNamespaces(tenant).isEmpty());
+        });
+    }
+
 
     @Test(timeOut = 30000)
     public void testBacklogNoDelayed() throws PulsarClientException, PulsarAdminException, InterruptedException {