lordcheng10 commented on code in PR #17797:
URL: https://github.com/apache/pulsar/pull/17797#discussion_r990748495
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pulsar-broker/src/main/java/org/apache/pulsar/broker/namespace/NamespaceService.java:
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@@ -959,6 +970,34 @@ void splitAndOwnBundleOnceAndRetry(NamespaceBundle bundle,
});
}
+ /**
+ * Update new bundle-range to admin/policies/namespace.
+ * Update may fail because of concurrent write to Zookeeper.
+ *
+ * @param nsname
+ * @param nsBundles
+ * @throws Exception
+ */
+ private CompletableFuture<Void>
updateNamespaceBundlesForPolicies(NamespaceName nsname,
+
NamespaceBundles nsBundles) {
+ Objects.requireNonNull(nsname);
+ Objects.requireNonNull(nsBundles);
+
+ return
pulsar.getPulsarResources().getNamespaceResources().getPoliciesAsync(nsname).thenCompose(policies
-> {
+ if (policies.isPresent()) {
+ return
pulsar.getPulsarResources().getNamespaceResources().setPoliciesAsync(nsname,
oldPolicies -> {
+ oldPolicies.bundles = nsBundles.getBundlesData();
+ return oldPolicies;
+ });
+ } else {
+ Policies newPolicies = new Policies();
Review Comment:
1. Policies are created when the namespace is created.
2. Under normal circumstances, after the bundle is split, the case where the
policies do not exist will not appear.
<img width="1007" alt="image"
src="https://user-images.githubusercontent.com/19296967/194743893-7315b131-3bf0-44e1-a11c-d1cef8dfe252.png";>
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