AMashenkov commented on code in PR #6533: URL: https://github.com/apache/ignite-3/pull/6533#discussion_r2332710713
########## modules/cli/src/main/java/org/apache/ignite/internal/cli/commands/sql/SqlExecReplCommand.java: ########## @@ -0,0 +1,243 @@ +/* + * 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. + */ + +package org.apache.ignite.internal.cli.commands.sql; + +import static org.apache.ignite.internal.cli.commands.Options.Constants.JDBC_URL_KEY; +import static org.apache.ignite.internal.cli.commands.Options.Constants.JDBC_URL_OPTION; +import static org.apache.ignite.internal.cli.commands.Options.Constants.JDBC_URL_OPTION_DESC; +import static org.apache.ignite.internal.cli.commands.Options.Constants.PLAIN_OPTION; +import static org.apache.ignite.internal.cli.commands.Options.Constants.PLAIN_OPTION_DESC; +import static org.apache.ignite.internal.cli.commands.Options.Constants.SCRIPT_FILE_OPTION; +import static org.apache.ignite.internal.cli.commands.Options.Constants.SCRIPT_FILE_OPTION_DESC; +import static org.apache.ignite.internal.cli.core.style.AnsiStringSupport.ansi; +import static org.apache.ignite.internal.cli.core.style.AnsiStringSupport.fg; + +import jakarta.inject.Inject; +import java.io.File; +import java.io.IOException; +import java.nio.charset.StandardCharsets; +import java.nio.file.Files; +import java.sql.SQLException; +import java.util.regex.Pattern; +import org.apache.ignite.internal.cli.call.sql.SqlQueryCall; +import org.apache.ignite.internal.cli.commands.BaseCommand; +import org.apache.ignite.internal.cli.commands.sql.help.IgniteSqlCommandCompleter; +import org.apache.ignite.internal.cli.commands.treesitter.highlighter.SqlAttributedStringHighlighter; +import org.apache.ignite.internal.cli.config.CliConfigKeys; +import org.apache.ignite.internal.cli.config.ConfigManagerProvider; +import org.apache.ignite.internal.cli.core.CallExecutionPipelineProvider; +import org.apache.ignite.internal.cli.core.call.CallExecutionPipeline; +import org.apache.ignite.internal.cli.core.call.StringCallInput; +import org.apache.ignite.internal.cli.core.exception.ExceptionHandlers; +import org.apache.ignite.internal.cli.core.exception.ExceptionWriter; +import org.apache.ignite.internal.cli.core.exception.IgniteCliApiException; +import org.apache.ignite.internal.cli.core.exception.IgniteCliException; +import org.apache.ignite.internal.cli.core.exception.handler.ClusterNotInitializedExceptionHandler; +import org.apache.ignite.internal.cli.core.exception.handler.SqlExceptionHandler; +import org.apache.ignite.internal.cli.core.repl.Repl; +import org.apache.ignite.internal.cli.core.repl.Session; +import org.apache.ignite.internal.cli.core.repl.executor.RegistryCommandExecutor; +import org.apache.ignite.internal.cli.core.repl.executor.ReplExecutorProvider; +import org.apache.ignite.internal.cli.core.rest.ApiClientFactory; +import org.apache.ignite.internal.cli.core.style.AnsiStringSupport.Color; +import org.apache.ignite.internal.cli.decorators.SqlQueryResultDecorator; +import org.apache.ignite.internal.cli.sql.SqlManager; +import org.apache.ignite.internal.cli.sql.SqlSchemaProvider; +import org.apache.ignite.internal.util.StringUtils; +import org.apache.ignite.rest.client.api.ClusterManagementApi; +import org.apache.ignite.rest.client.invoker.ApiException; +import org.jline.reader.EOFError; +import org.jline.reader.Highlighter; +import org.jline.reader.LineReader; +import org.jline.reader.ParsedLine; +import org.jline.reader.Parser; +import org.jline.reader.SyntaxError; +import org.jline.reader.impl.DefaultHighlighter; +import org.jline.reader.impl.DefaultParser; +import org.jline.reader.impl.completer.AggregateCompleter; +import org.jline.utils.AttributedString; +import picocli.CommandLine.ArgGroup; +import picocli.CommandLine.Command; +import picocli.CommandLine.Option; +import picocli.CommandLine.Parameters; + +/** + * Command for sql execution in REPL mode. + */ +@Command(name = "exec", description = "Executes SQL query") +public class SqlExecReplCommand extends BaseCommand implements Runnable { + @Option(names = JDBC_URL_OPTION, required = true, descriptionKey = JDBC_URL_KEY, description = JDBC_URL_OPTION_DESC) + private String jdbc; + + @Option(names = PLAIN_OPTION, description = PLAIN_OPTION_DESC) + private boolean plain; + + @ArgGroup + private ExecOptions execOptions; + + private static class ExecOptions { + @Parameters(index = "0", description = "SQL query to execute", defaultValue = Option.NULL_VALUE) + private String command; + + @Option(names = SCRIPT_FILE_OPTION, description = SCRIPT_FILE_OPTION_DESC, defaultValue = Option.NULL_VALUE) + private File file; + } + + @Inject + private ReplExecutorProvider replExecutorProvider; + + @Inject + private ConfigManagerProvider configManagerProvider; + + @Inject + private Session session; + + @Inject + private ApiClientFactory clientFactory; + + private static String extract(File file) { + try { + return String.join("\n", Files.readAllLines(file.toPath(), StandardCharsets.UTF_8)); + } catch (IOException e) { + throw new IgniteCliException("File [" + file.getAbsolutePath() + "] not found"); + } + } + + /** + * {@inheritDoc} + */ + @Override + public void run() { + try (SqlManager sqlManager = new SqlManager(jdbc)) { + // When passing white space to this command, picocli will treat it as a positional argument + if (execOptions == null || (StringUtils.nullOrBlank(execOptions.command) && execOptions.file == null)) { + SqlSchemaProvider schemaProvider = new SqlSchemaProvider(sqlManager::getMetadata); + schemaProvider.initStateAsync(); + + SqlCompleter sqlCompleter = new SqlCompleter(schemaProvider); + IgniteSqlCommandCompleter sqlCommandCompleter = new IgniteSqlCommandCompleter(); + + replExecutorProvider.get().execute(Repl.builder() + .withPromptProvider(() -> ansi(fg(Color.GREEN).mark("sql-cli> "))) + .withCompleter(new AggregateCompleter(sqlCommandCompleter, sqlCompleter)) + .withCommandClass(SqlReplTopLevelCliCommand.class) + .withCallExecutionPipelineProvider(provider(sqlManager)) + .withHistoryFileName("sqlhistory") + .withAutosuggestionsWidgets() + .withHighlighter(highlightingEnabled() ? new HighlighterImpl() : new DefaultHighlighter()) + .withParser(multilineSupported() ? new MultilineParser() : new DefaultParser()) + .build()); + } else { + String executeCommand = execOptions.file != null ? extract(execOptions.file) : execOptions.command; + createSqlExecPipeline(sqlManager, executeCommand).runPipeline(); + } + } catch (SQLException e) { + String url = session.info() == null ? null : session.info().nodeUrl(); + + ExceptionWriter exceptionWriter = ExceptionWriter.fromPrintWriter(spec.commandLine().getErr()); + try { + if (url != null) { + new ClusterManagementApi(clientFactory.getClient(url)).clusterState(); + } + + SqlExceptionHandler.INSTANCE.handle(exceptionWriter, e); + } catch (ApiException apiE) { + new ClusterNotInitializedExceptionHandler("Failed to start sql repl mode", "cluster init") + .handle(exceptionWriter, new IgniteCliApiException(apiE, url)); + } + } + } + + private boolean multilineSupported() { + return Boolean.parseBoolean(configManagerProvider.get().getCurrentProperty(CliConfigKeys.SQL_MULTILINE.value())); + } + + private boolean highlightingEnabled() { + return Boolean.parseBoolean(configManagerProvider.get().getCurrentProperty(CliConfigKeys.SYNTAX_HIGHLIGHTING.value())); + } + + /** + * Multiline parser, expects ";" at the end of the line. + */ + private static final class MultilineParser implements Parser { + + private static final Parser DEFAULT_PARSER = new DefaultParser(); + + @Override + public ParsedLine parse(String line, int cursor, ParseContext context) throws SyntaxError { + if ((ParseContext.UNSPECIFIED == context || ParseContext.ACCEPT_LINE == context) + && !line.trim().endsWith(";")) { + throw new EOFError(-1, cursor, "Missing semicolon (;)"); + } + + return DEFAULT_PARSER.parse(line, cursor, context); + } + } + + private static class HighlighterImpl implements Highlighter { + + @Override + public AttributedString highlight(LineReader lineReader, String s) { + return SqlAttributedStringHighlighter.highlight(s); + } + + @Override + public void setErrorPattern(Pattern pattern) { + } + + @Override + public void setErrorIndex(int i) { + } + } + + private CallExecutionPipelineProvider provider(SqlManager sqlManager) { + return (executor, exceptionHandlers, line) -> executor.hasCommand(dropSemicolon(line)) + ? createInternalCommandPipeline(executor, exceptionHandlers, line) + : createSqlExecPipeline(sqlManager, line); + } + + private CallExecutionPipeline<?, ?> createSqlExecPipeline(SqlManager sqlManager, String line) { + return CallExecutionPipeline.builder(new SqlQueryCall(sqlManager)) + .inputProvider(() -> new StringCallInput(line)) + .output(spec.commandLine().getOut()) + .errOutput(spec.commandLine().getErr()) + .decorator(new SqlQueryResultDecorator(plain)) + .verbose(verbose) + .exceptionHandler(SqlExceptionHandler.INSTANCE) + .build(); + } + + private CallExecutionPipeline<?, ?> createInternalCommandPipeline(RegistryCommandExecutor call, + ExceptionHandlers exceptionHandlers, + String line) { + return CallExecutionPipeline.builder(call) + .inputProvider(() -> new StringCallInput(dropSemicolon(line))) + .output(spec.commandLine().getOut()) + .errOutput(spec.commandLine().getErr()) + .exceptionHandlers(exceptionHandlers) + .verbose(verbose) + .build(); + } + + private static String dropSemicolon(String line) { + if (line.trim().endsWith(";")) { + line = line.substring(0, line.length() - 1); Review Comment: This is not related to the current ticket, I've just renamed `SqlReplCommand -> SqlExecReplCommand` -- This is an automated message from the Apache Git Service. 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