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[Enhancement] (nereids)implement CreateFileCommand in nereids
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126 changes: 126 additions & 0 deletions
126
...e-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/CreateFileCommand.java
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| // 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 | ||
| // | ||
| // http://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. | ||
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| package org.apache.doris.nereids.trees.plans.commands; | ||
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| import org.apache.doris.analysis.StmtType; | ||
| import org.apache.doris.catalog.Env; | ||
| import org.apache.doris.common.AnalysisException; | ||
| import org.apache.doris.common.ErrorCode; | ||
| import org.apache.doris.common.ErrorReport; | ||
| import org.apache.doris.mysql.privilege.PrivPredicate; | ||
| import org.apache.doris.nereids.trees.plans.PlanType; | ||
| import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor; | ||
| import org.apache.doris.qe.ConnectContext; | ||
| import org.apache.doris.qe.StmtExecutor; | ||
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| import com.google.common.base.Strings; | ||
| import com.google.common.collect.ImmutableSet; | ||
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| import java.util.Map; | ||
| import java.util.Optional; | ||
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| /** CreateFileCommand */ | ||
| public class CreateFileCommand extends Command implements ForwardWithSync { | ||
| public static final String PROP_CATALOG_DEFAULT = "DEFAULT"; | ||
| private static final String PROP_CATALOG = "catalog"; | ||
| private static final String PROP_URL = "url"; | ||
| private static final String PROP_MD5 = "md5"; | ||
| private static final String PROP_SAVE_CONTENT = "save_content"; | ||
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| private static final ImmutableSet<String> PROPERTIES_SET = new ImmutableSet.Builder<String>() | ||
| .add(PROP_CATALOG).add(PROP_URL).add(PROP_MD5).build(); | ||
| private final String fileName; | ||
| private String dbName; | ||
| private final Map<String, String> properties; | ||
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| // analyze properties will fill these. | ||
| // needed item set after analyzed | ||
| private String catalogName; | ||
| private String downloadUrl; | ||
| private String checksum; | ||
| // if saveContent is true, the file content will be saved in FE memory, so the file size will be limited | ||
| // by the configuration. If it is false, only URL will be saved. | ||
| private boolean saveContent = true; | ||
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| public CreateFileCommand(String fileName, String dbName, Map<String, String> properties) { | ||
| super(PlanType.CREATE_FILE_COMMAND); | ||
| this.fileName = fileName; | ||
| this.dbName = dbName; | ||
| this.properties = properties; | ||
| } | ||
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| private void analyzeProperties() throws Exception { | ||
| Optional<String> optional = properties.keySet().stream().filter( | ||
| entity -> !PROPERTIES_SET.contains(entity)).findFirst(); | ||
| if (optional.isPresent()) { | ||
| throw new AnalysisException(optional.get() + " is invalid property"); | ||
| } | ||
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| catalogName = properties.get(PROP_CATALOG); | ||
| if (Strings.isNullOrEmpty(catalogName)) { | ||
| catalogName = PROP_CATALOG_DEFAULT; | ||
| } | ||
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| downloadUrl = properties.get(PROP_URL); | ||
| if (Strings.isNullOrEmpty(downloadUrl)) { | ||
| throw new AnalysisException("download url is missing"); | ||
| } | ||
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| if (properties.containsKey(PROP_MD5)) { | ||
| checksum = properties.get(PROP_MD5); | ||
| } | ||
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| if (properties.containsKey(PROP_SAVE_CONTENT)) { | ||
| throw new AnalysisException("'save_content' property is not supported yet"); | ||
| } | ||
| } | ||
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| @Override | ||
| public void run(ConnectContext ctx, StmtExecutor executor) throws Exception { | ||
| // check operation privilege | ||
| if (!Env.getCurrentEnv().getAccessManager().checkGlobalPriv(ConnectContext.get(), PrivPredicate.ADMIN)) { | ||
| ErrorReport.reportAnalysisException(ErrorCode.ERR_SPECIFIC_ACCESS_DENIED_ERROR, "ADMIN"); | ||
| } | ||
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| if (dbName == null) { | ||
| dbName = ctx.getDatabase(); | ||
| } | ||
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| if (Strings.isNullOrEmpty(dbName)) { | ||
| ErrorReport.reportAnalysisException(ErrorCode.ERR_NO_DB_ERROR); | ||
| } | ||
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| if (Strings.isNullOrEmpty(fileName)) { | ||
| throw new AnalysisException("File name is not specified"); | ||
| } | ||
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| analyzeProperties(); | ||
| Env.getCurrentEnv().getSmallFileMgr().createFile(dbName, catalogName, fileName, | ||
| downloadUrl, checksum, saveContent); | ||
| } | ||
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| @Override | ||
| public <R, C> R accept(PlanVisitor<R, C> visitor, C context) { | ||
| return visitor.visitCreateFileCommand(this, context); | ||
| } | ||
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| @Override | ||
| public StmtType stmtType() { | ||
| return StmtType.CREATE; | ||
| } | ||
| } |
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