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[Feature] Add function get_query_dump (backport #48105) #48208

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[Feature] Add function get_query_dump (backport #48105) #48208

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16 changes: 16 additions & 0 deletions fe/fe-core/src/main/java/com/starrocks/catalog/Function.java
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Original file line number Diff line number Diff line change
Expand Up @@ -116,6 +116,13 @@ public enum CompareMode {

private boolean isNullable = true;

<<<<<<< HEAD
=======
private Vector<Pair<String, Expr>> defaultArgExprs;

private boolean isMetaFunction = false;

>>>>>>> d42320f9a2 ([Feature] Add function get_query_dump (#48105))
// Only used for serialization
protected Function() {
}
Expand Down Expand Up @@ -180,6 +187,7 @@ public Function(Function other) {
isPolymorphic = other.isPolymorphic;
couldApplyDictOptimize = other.couldApplyDictOptimize;
isNullable = other.isNullable;
isMetaFunction = other.isMetaFunction;
}

public FunctionName getFunctionName() {
Expand Down Expand Up @@ -261,6 +269,14 @@ public boolean isPolymorphic() {
return isPolymorphic;
}

public boolean isMetaFunction() {
return isMetaFunction;
}

public void setMetaFunction(boolean metaFunction) {
isMetaFunction = metaFunction;
}

public long getFunctionId() {
return functionId;
}
Expand Down
48 changes: 20 additions & 28 deletions fe/fe-core/src/main/java/com/starrocks/http/rest/QueryDumpAction.java
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Expand Up @@ -3,25 +3,15 @@
package com.starrocks.http.rest;

import com.google.common.base.Strings;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.starrocks.catalog.Database;
import com.starrocks.catalog.InternalCatalog;
import com.starrocks.common.DdlException;
import com.starrocks.common.Pair;
import com.starrocks.http.ActionController;
import com.starrocks.http.BaseRequest;
import com.starrocks.http.BaseResponse;
import com.starrocks.http.IllegalArgException;
import com.starrocks.persist.gson.GsonUtils;
import com.starrocks.qe.ConnectContext;
import com.starrocks.qe.StmtExecutor;
import com.starrocks.server.GlobalStateMgr;
import com.starrocks.sql.ast.StatementBase;
import com.starrocks.sql.optimizer.dump.DumpInfo;
import com.starrocks.sql.optimizer.dump.QueryDumpDeserializer;
import com.starrocks.sql.optimizer.dump.QueryDumpInfo;
import com.starrocks.sql.optimizer.dump.QueryDumpSerializer;
import com.starrocks.sql.parser.SqlParser;
import com.starrocks.sql.optimizer.dump.QueryDumper;
import io.netty.handler.codec.http.HttpMethod;
import io.netty.handler.codec.http.HttpResponseStatus;
import org.apache.logging.log4j.LogManager;
Expand All @@ -37,7 +27,10 @@

public class QueryDumpAction extends RestBaseAction {
private static final Logger LOG = LogManager.getLogger(QueryDumpAction.class);

public static final String URL = "/api/query_dump";
private static final String DB = "db";
<<<<<<< HEAD
private static final Gson GSON = new GsonBuilder()
.addSerializationExclusionStrategy(new GsonUtils.HiddenAnnotationExclusionStrategy())
.addDeserializationExclusionStrategy(new GsonUtils.HiddenAnnotationExclusionStrategy())
Expand All @@ -46,46 +39,39 @@ public class QueryDumpAction extends RestBaseAction {
.registerTypeAdapter(QueryDumpInfo.class, new QueryDumpSerializer())
.registerTypeAdapter(QueryDumpInfo.class, new QueryDumpDeserializer())
.create();
=======
private static final String MOCK = "mock";
>>>>>>> d42320f9a2 ([Feature] Add function get_query_dump (#48105))

public QueryDumpAction(ActionController controller) {
super(controller);
}

public static void registerAction(ActionController controller) throws IllegalArgException {
controller.registerHandler(HttpMethod.POST, "/api/query_dump", new QueryDumpAction(controller));
controller.registerHandler(HttpMethod.POST, URL, new QueryDumpAction(controller));
}

@Override
public void executeWithoutPassword(BaseRequest request, BaseResponse response) throws DdlException {
ConnectContext context = ConnectContext.get();
String catalogDbName = request.getSingleParameter(DB);

String catalogName = "";
String dbName = "";
if (!Strings.isNullOrEmpty(catalogDbName)) {
String[] catalogDbNames = catalogDbName.split("\\.");

String catalogName = InternalCatalog.DEFAULT_INTERNAL_CATALOG_NAME;
catalogName = InternalCatalog.DEFAULT_INTERNAL_CATALOG_NAME;
if (catalogDbNames.length == 2) {
catalogName = catalogDbNames[0];
}
String dbName = catalogDbNames[catalogDbNames.length - 1];
context.setCurrentCatalog(catalogName);
Database db = GlobalStateMgr.getCurrentState().getMetadataMgr().getDb(catalogName, dbName);
if (db == null) {
response.getContent().append("Database [" + dbName + "] does not exists");
sendResult(request, response, HttpResponseStatus.NOT_FOUND);
return;
}
context.setDatabase(db.getFullName());
dbName = catalogDbNames[catalogDbNames.length - 1];
}
context.setIsHTTPQueryDump(true);

String query = request.getContent();
if (Strings.isNullOrEmpty(query)) {
response.getContent().append("not valid parameter");
sendResult(request, response, HttpResponseStatus.BAD_REQUEST);
return;
}

<<<<<<< HEAD
StatementBase parsedStmt;
try {
parsedStmt = SqlParser.parse(query, context.getSessionVariable()).get(0);
Expand All @@ -106,5 +92,11 @@ public void executeWithoutPassword(BaseRequest request, BaseResponse response) t
response.getContent().append("not use cbo planner, try again.");
sendResult(request, response, HttpResponseStatus.BAD_REQUEST);
}
=======
Pair<HttpResponseStatus, String> statusAndRes = QueryDumper.dumpQuery(catalogName, dbName, query, enableMock);

response.getContent().append(statusAndRes.second);
sendResult(request, response, statusAndRes.first);
>>>>>>> d42320f9a2 ([Feature] Add function get_query_dump (#48105))
}
}
100 changes: 100 additions & 0 deletions fe/fe-core/src/main/java/com/starrocks/sql/optimizer/dump/QueryDumper.java
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@@ -0,0 +1,100 @@
// Copyright 2021-present StarRocks, Inc. All rights reserved.
//
// Licensed 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 com.starrocks.sql.optimizer.dump;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.starrocks.catalog.Database;
import com.starrocks.common.Pair;
import com.starrocks.persist.gson.GsonUtils;
import com.starrocks.qe.ConnectContext;
import com.starrocks.qe.StmtExecutor;
import com.starrocks.server.GlobalStateMgr;
import com.starrocks.sql.ast.StatementBase;
import com.starrocks.sql.parser.SqlParser;
import io.netty.handler.codec.http.HttpResponseStatus;
import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

public class QueryDumper {
private static final Logger LOG = LogManager.getLogger(QueryDumper.class);

private static final Gson GSON = new GsonBuilder()
.addSerializationExclusionStrategy(new GsonUtils.HiddenAnnotationExclusionStrategy())
.addDeserializationExclusionStrategy(new GsonUtils.HiddenAnnotationExclusionStrategy())
.enableComplexMapKeySerialization()
.disableHtmlEscaping()
.registerTypeAdapter(QueryDumpInfo.class, new QueryDumpSerializer())
.registerTypeAdapter(QueryDumpInfo.class, new QueryDumpDeserializer())
.create();

public static Pair<HttpResponseStatus, String> dumpQuery(String catalogName, String dbName, String query,
boolean enableMock) {
ConnectContext context = ConnectContext.get();
if (context == null) {
return Pair.create(HttpResponseStatus.BAD_REQUEST,
"There is no ConnectContext for this thread: " + Thread.currentThread().getName());
}

final String prevCatalog = context.getCurrentCatalog();
final String prevDb = context.getDatabase();
final boolean prevIsHTTPQueryDump = context.isHTTPQueryDump();

try {
if (StringUtils.isEmpty(query)) {
return Pair.create(HttpResponseStatus.BAD_REQUEST, "query is empty");
}

if (!StringUtils.isEmpty(catalogName)) {
context.setCurrentCatalog(catalogName);
}

if (!StringUtils.isEmpty(dbName)) {
Database db = GlobalStateMgr.getCurrentState().getMetadataMgr().getDb(catalogName, dbName);
if (db == null) {
return Pair.create(HttpResponseStatus.NOT_FOUND,
String.format("Database [%s.%s] does not exists", catalogName, dbName));
}
context.setDatabase(db.getFullName());
}

context.setIsHTTPQueryDump(true);

StatementBase parsedStmt;
try {
parsedStmt = SqlParser.parse(query, context.getSessionVariable()).get(0);
StmtExecutor executor = new StmtExecutor(context, parsedStmt);
executor.execute();
} catch (Exception e) {
LOG.warn("execute query failed. ", e);
return Pair.create(HttpResponseStatus.BAD_REQUEST, "execute query failed. " + e.getMessage());
}

DumpInfo dumpInfo = context.getDumpInfo();
if (dumpInfo != null) {
dumpInfo.setDesensitizedInfo(enableMock);
String dumpStr = GSON.toJson(dumpInfo, QueryDumpInfo.class);
return Pair.create(HttpResponseStatus.OK, dumpStr);
} else {
return Pair.create(HttpResponseStatus.BAD_REQUEST, "not use cbo planner, try again.");
}
} finally {
context.setCurrentCatalog(prevCatalog);
context.setDatabase(prevDb);
context.setIsHTTPQueryDump(prevIsHTTPQueryDump);
}
}
}
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