cshannon commented on code in PR #4415: URL: https://github.com/apache/accumulo/pull/4415#discussion_r1554223938
########## test/src/main/java/org/apache/accumulo/test/ample/TestAmple.java: ########## @@ -0,0 +1,212 @@ +/* + * 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.test.ample; + +import java.util.Map; +import java.util.Map.Entry; +import java.util.Set; +import java.util.SortedMap; + +import org.apache.accumulo.core.client.AccumuloClient; +import org.apache.accumulo.core.client.BatchWriter; +import org.apache.accumulo.core.client.ConditionalWriter; +import org.apache.accumulo.core.client.IteratorSetting; +import org.apache.accumulo.core.client.Scanner; +import org.apache.accumulo.core.client.TableNotFoundException; +import org.apache.accumulo.core.client.admin.NewTableConfiguration; +import org.apache.accumulo.core.client.admin.TabletAvailability; +import org.apache.accumulo.core.client.admin.TabletInformation; +import org.apache.accumulo.core.client.admin.TimeType; +import org.apache.accumulo.core.clientImpl.ClientContext; +import org.apache.accumulo.core.conf.SiteConfiguration; +import org.apache.accumulo.core.data.Key; +import org.apache.accumulo.core.data.Mutation; +import org.apache.accumulo.core.data.Range; +import org.apache.accumulo.core.data.TableId; +import org.apache.accumulo.core.data.Value; +import org.apache.accumulo.core.dataImpl.KeyExtent; +import org.apache.accumulo.core.iterators.user.WholeRowIterator; +import org.apache.accumulo.core.metadata.AccumuloTable; +import org.apache.accumulo.core.metadata.schema.Ample; +import org.apache.accumulo.core.metadata.schema.Ample.DataLevel; +import org.apache.accumulo.core.metadata.schema.MetadataSchema.TabletsSection; +import org.apache.accumulo.core.metadata.schema.MetadataSchema.TabletsSection.ServerColumnFamily; +import org.apache.accumulo.core.metadata.schema.MetadataTime; +import org.apache.accumulo.core.metadata.schema.TabletsMetadata; +import org.apache.accumulo.core.security.Authorizations; +import org.apache.accumulo.core.util.ColumnFQ; +import org.apache.accumulo.manager.Manager; +import org.apache.accumulo.miniclusterImpl.MiniAccumuloClusterImpl; +import org.apache.accumulo.server.ServerContext; +import org.apache.accumulo.server.metadata.ConditionalTabletsMutatorImpl; +import org.apache.accumulo.server.metadata.ServerAmpleImpl; +import org.apache.accumulo.server.metadata.TabletsMutatorImpl; +import org.apache.hadoop.io.Text; +import org.easymock.EasyMock; + +import com.google.common.base.Preconditions; +import com.google.common.collect.MoreCollectors; + +public class TestAmple { + + public static Ample create(ServerContext context, Map<DataLevel,String> tables) { + return new TestServerAmpleImpl(context, tables); + } + + public static class TestServerAmpleImpl extends ServerAmpleImpl { + + private final Map<DataLevel,String> tables; + + public TestServerAmpleImpl(ServerContext context, final Map<DataLevel,String> tables) { + super(context); + this.tables = Map.copyOf(tables); + Preconditions.checkArgument(tables.containsKey(DataLevel.USER)); + } + + @Override + public TabletsMutator mutateTablets() { + return new TabletsMutatorImpl(getContext()) { + @Override + protected String getMetadataTableName() { + return TestServerAmpleImpl.this.getMetadataTableName(); + } + }; + } + + @Override + public TabletsMetadata.TableOptions readTablets() { + return TabletsMetadata.builder(getContext(), getMetadataTableName()); + } + + /** + * Create default metadata for a Table + * + * TODO: Add a way to pass in options for config + * + * @param tableId The id of the table to create metadata for + */ + public void createMetadata(TableId tableId) { + try (var tabletsMutator = mutateTablets()) { + var extent = new KeyExtent(tableId, null, null); + var tabletMutator = tabletsMutator.mutateTablet(extent); + String dirName = ServerColumnFamily.DEFAULT_TABLET_DIR_NAME; + tabletMutator.putPrevEndRow(extent.prevEndRow()); + tabletMutator.putDirName(dirName); + tabletMutator.putTime(new MetadataTime(0, TimeType.MILLIS)); + tabletMutator.putTabletAvailability(TabletAvailability.HOSTED); + tabletMutator.mutate(); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + + /** + * Create metadata for a table by copying existing metadata for the table from the metadata + * table in an existing Accumulo instance + * + * TODO: Add config parents (such as a way to include/exclude what is copied, etc) Review Comment: I like this idea, I just pushed up a new commit that implements it https://github.com/apache/accumulo/pull/4415/commits/e6b199eed5cf2ae1dc20a2d7873a2e49843bb964 -- This is an automated message from the Apache Git Service. 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