meatballspaghetti commented on code in PR #4996:
URL: https://github.com/apache/accumulo/pull/4996#discussion_r1817401508
##########
server/base/src/main/java/org/apache/accumulo/server/init/ZooKeeperInitializer.java:
##########
@@ -116,9 +117,10 @@ void initialize(final ServerContext context, final boolean
clearInstanceName,
ZooUtil.NodeExistsPolicy.FAIL);
TableManager.prepareNewNamespaceState(context, Namespace.DEFAULT.id(),
Namespace.DEFAULT.name(),
- ZooUtil.NodeExistsPolicy.FAIL);
+ ZooUtil.NodeExistsPolicy.OVERWRITE);
Review Comment:
Updated, changed it back to FAIL.
##########
core/src/main/java/org/apache/accumulo/core/clientImpl/NamespaceMapping.java:
##########
@@ -0,0 +1,123 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.accumulo.core.clientImpl;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static java.util.Collections.emptySortedMap;
+
+import java.lang.reflect.Type;
+import java.util.Collections;
+import java.util.Map;
+import java.util.SortedMap;
+
+import org.apache.accumulo.core.Constants;
+import org.apache.accumulo.core.data.NamespaceId;
+import org.apache.accumulo.core.fate.zookeeper.ZooCache;
+import org.apache.accumulo.core.fate.zookeeper.ZooReaderWriter;
+import org.apache.accumulo.core.fate.zookeeper.ZooUtil;
+import org.apache.zookeeper.KeeperException;
+
+import com.google.common.collect.ImmutableSortedMap;
+import com.google.common.reflect.TypeToken;
+import com.google.gson.Gson;
+
+public class NamespaceMapping {
+ private static final Gson gson = new Gson();
+ private final ClientContext context;
+ private volatile SortedMap<NamespaceId,String> currentNamespaceMap =
emptySortedMap();
+ private volatile SortedMap<String,NamespaceId> currentNamespaceReverseMap =
emptySortedMap();
+ private volatile long lastMzxid;
+
+ public NamespaceMapping(ClientContext context) {
+ this.context = context;
+ }
+
+ public static void initializeNamespaceMap(ZooReaderWriter zoo, String zPath)
+ throws InterruptedException, KeeperException {
+ Map<String,String> map = Map.of(Namespace.DEFAULT.id().canonical(),
Namespace.DEFAULT.name(),
+ Namespace.ACCUMULO.id().canonical(), Namespace.ACCUMULO.name());
+ zoo.putPersistentData(zPath, serialize(map),
ZooUtil.NodeExistsPolicy.OVERWRITE);
+ }
+
+ public static byte[] writeNamespaceToMap(ZooReaderWriter zoo, String zPath,
+ NamespaceId namespaceId, String namespaceName) throws
InterruptedException, KeeperException {
+ byte[] updatedMap = new byte[0];
+ if (!Namespace.DEFAULT.id().equals(namespaceId)
Review Comment:
Updated.
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