sarankk commented on code in PR #165:
URL: https://github.com/apache/cassandra-sidecar/pull/165#discussion_r1903134573
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server/src/main/java/org/apache/cassandra/sidecar/routes/KeyspaceRingHandler.java:
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@@ -0,0 +1,105 @@
+package org.apache.cassandra.sidecar.routes;
+
+import java.util.Set;
+
+import com.google.common.collect.ImmutableSet;
+
+import org.apache.commons.lang3.StringUtils;
+
+import com.google.inject.Inject;
+import com.google.inject.Singleton;
+import io.netty.handler.codec.http.HttpResponseStatus;
+import io.vertx.core.http.HttpServerRequest;
+import io.vertx.core.net.SocketAddress;
+import io.vertx.ext.auth.authorization.Authorization;
+import io.vertx.ext.web.RoutingContext;
+import org.apache.cassandra.sidecar.acl.authorization.SidecarPermissions;
+import org.apache.cassandra.sidecar.acl.authorization.VariableAwareResource;
+import org.apache.cassandra.sidecar.cluster.CassandraAdapterDelegate;
+import org.apache.cassandra.sidecar.common.server.StorageOperations;
+import org.apache.cassandra.sidecar.common.server.data.Name;
+import org.apache.cassandra.sidecar.concurrent.ExecutorPools;
+import org.apache.cassandra.sidecar.utils.CassandraInputValidator;
+import org.apache.cassandra.sidecar.utils.InstanceMetadataFetcher;
+
+import static
org.apache.cassandra.sidecar.utils.HttpExceptions.cassandraServiceUnavailable;
+import static
org.apache.cassandra.sidecar.utils.HttpExceptions.wrapHttpException;
+
+/**
+ * A handler that provides ring information for a specific keyspace for the
Cassandra cluster
+ */
+@Singleton
+public class KeyspaceRingHandler extends AbstractHandler<Name> implements
AccessProtected
+{
+ @Inject
+ public KeyspaceRingHandler(InstanceMetadataFetcher metadataFetcher,
+ CassandraInputValidator validator,
+ ExecutorPools executorPools)
+ {
+ super(metadataFetcher, executorPools, validator);
+ }
+
+ @Override
+ public Set<Authorization> requiredAuthorizations()
+ {
+ String resource = VariableAwareResource.DATA_WITH_KEYSPACE.resource();
+ return
ImmutableSet.of(SidecarPermissions.VIEW_CLUSTER.toAuthorization(resource));
+ }
Review Comment:
I have already tried it, it is not possible. since input we take is
different between 2 classes `Name` vs `Void`
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