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...pl/legend-engine-repl-client/src/main/java/org/finos/legend/engine/repl/core/Helpers.java
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| // Copyright 2024 Goldman Sachs | ||
| // | ||
| // 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 | ||
| // | ||
| // 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.finos.legend.engine.repl.core; | ||
|
|
||
| import org.finos.legend.engine.repl.client.Client; | ||
| import org.finos.legend.engine.shared.core.identity.Identity; | ||
| import org.finos.legend.engine.shared.core.identity.factory.IdentityFactoryProvider; | ||
| import org.finos.legend.engine.shared.core.kerberos.SubjectTools; | ||
|
|
||
| public class Helpers | ||
| { | ||
| public static Identity resolveIdentityFromLocalSubject(Client client) | ||
| { | ||
| try | ||
| { | ||
| return IdentityFactoryProvider.getInstance().makeIdentity(SubjectTools.getLocalSubject()); | ||
| } | ||
| catch (Exception e) | ||
| { | ||
| if (client.isDebug()) | ||
| { | ||
| client.getTerminal().writer().println("Couldn't resolve identity from local subject"); | ||
| } | ||
| return Identity.getAnonymousIdentity(); | ||
| } | ||
| } | ||
| } |
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193 changes: 193 additions & 0 deletions
193
...repl-relational/src/main/java/org/finos/legend/engine/repl/relational/commands/Cache.java
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| // Copyright 2024 Goldman Sachs | ||
| // | ||
| // 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 | ||
| // | ||
| // 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.finos.legend.engine.repl.relational.commands; | ||
|
|
||
| import org.eclipse.collections.api.RichIterable; | ||
| import org.eclipse.collections.api.list.MutableList; | ||
| import org.eclipse.collections.impl.factory.Lists; | ||
| import org.eclipse.collections.impl.utility.ListIterate; | ||
| import org.finos.legend.engine.language.pure.compiler.toPureGraph.PureModel; | ||
| import org.finos.legend.engine.language.pure.grammar.to.PureGrammarComposerUtility; | ||
| import org.finos.legend.engine.plan.execution.PlanExecutor; | ||
| import org.finos.legend.engine.plan.execution.result.Result; | ||
| import org.finos.legend.engine.plan.execution.result.serialization.TemporaryFile; | ||
| import org.finos.legend.engine.plan.execution.stores.StoreType; | ||
| import org.finos.legend.engine.plan.execution.stores.relational.connection.driver.DatabaseManager; | ||
| import org.finos.legend.engine.plan.execution.stores.relational.plugin.RelationalStoreState; | ||
| import org.finos.legend.engine.plan.execution.stores.relational.result.RelationalResult; | ||
| import org.finos.legend.engine.plan.execution.stores.relational.serialization.RelationalResultToCSVSerializerWithTransformersApplied; | ||
| import org.finos.legend.engine.plan.generation.PlanGenerator; | ||
| import org.finos.legend.engine.plan.generation.transformers.LegendPlanTransformers; | ||
| import org.finos.legend.engine.protocol.pure.v1.model.context.PureModelContextData; | ||
| import org.finos.legend.engine.protocol.pure.v1.model.executionPlan.SingleExecutionPlan; | ||
| import org.finos.legend.engine.protocol.pure.v1.model.packageableElement.connection.PackageableConnection; | ||
| import org.finos.legend.engine.protocol.pure.v1.model.packageableElement.store.relational.connection.DatabaseConnection; | ||
| import org.finos.legend.engine.pure.code.core.PureCoreExtensionLoader; | ||
| import org.finos.legend.engine.repl.autocomplete.CompletionResult; | ||
| import org.finos.legend.engine.repl.client.Client; | ||
| import org.finos.legend.engine.repl.core.Command; | ||
| import org.finos.legend.engine.repl.core.Helpers; | ||
| import org.finos.legend.engine.repl.relational.shared.ConnectionHelper; | ||
| import org.finos.legend.engine.shared.core.identity.Identity; | ||
| import org.finos.legend.pure.generated.core_pure_executionPlan_executionPlan_print; | ||
| import org.finos.legend.pure.generated.Root_meta_pure_executionPlan_ExecutionPlan; | ||
| import org.finos.legend.pure.generated.Root_meta_pure_extension_Extension; | ||
| import org.jline.reader.Candidate; | ||
| import org.jline.reader.LineReader; | ||
| import org.jline.reader.ParsedLine; | ||
| import org.jline.utils.AttributedStringBuilder; | ||
| import org.jline.utils.AttributedStyle; | ||
|
|
||
| import java.sql.Connection; | ||
| import java.sql.Statement; | ||
| import java.util.HashMap; | ||
|
|
||
| import static org.finos.legend.engine.repl.relational.schema.MetadataReader.getTables; | ||
|
|
||
| public class Cache implements Command | ||
| { | ||
| private final Client client; | ||
| private final PlanExecutor planExecutor; | ||
|
|
||
| public Cache(Client client, PlanExecutor planExecutor) | ||
| { | ||
| this.client = client; | ||
| this.planExecutor = planExecutor; | ||
| } | ||
|
|
||
| @Override | ||
| public String documentation() | ||
| { | ||
| return "cache <connection> <pure expression>"; | ||
| } | ||
|
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||
| @Override | ||
| public boolean process(String line) throws Exception | ||
| { | ||
| if (line.startsWith("cache")) | ||
| { | ||
| String[] tokens = line.split(" "); | ||
| if (tokens.length <= 2) | ||
| { | ||
| throw new RuntimeException("Error, cache command should be used as 'cache <connection> <pure expression>'"); | ||
| } | ||
|
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||
| String argsString = line.substring("cache".length() + 1); | ||
| String connectionPath = argsString.substring(0, argsString.indexOf(" ")); | ||
| String expression = argsString.substring(argsString.indexOf(" ") + 1); | ||
| DatabaseConnection databaseConnection = ConnectionHelper.getDatabaseConnection(this.client.getModelState().parse(), connectionPath); | ||
|
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||
| String code = "###Pure\n" + | ||
| "function a::b::c::d():Any[*]\n{\n" + expression + ";\n}"; | ||
| PureModelContextData parsed = this.client.getModelState().parseWithTransient(code); | ||
| PureModel pureModel = this.client.getLegendInterface().compile(parsed); | ||
| RichIterable<? extends Root_meta_pure_extension_Extension> extensions = PureCoreExtensionLoader.extensions().flatCollect(e -> e.extraPureCoreExtensions(pureModel.getExecutionSupport())); | ||
| Root_meta_pure_executionPlan_ExecutionPlan plan = this.client.getLegendInterface().generatePlan(pureModel, this.client.isDebug()); | ||
| if (this.client.isDebug()) | ||
| { | ||
| this.client.getTerminal().writer().println("Generated Plan:"); | ||
| this.client.getTerminal().writer().println(core_pure_executionPlan_executionPlan_print.Root_meta_pure_executionPlan_toString_planToString_ExecutionPlan_1__Boolean_1__Extension_MANY__String_1_(plan, true, extensions, pureModel.getExecutionSupport())); | ||
| } | ||
| String planStr = PlanGenerator.serializeToJSON(plan, "vX_X_X", pureModel, extensions, LegendPlanTransformers.transformers); | ||
|
|
||
| Identity identity = Helpers.resolveIdentityFromLocalSubject(this.client); | ||
| try (Result res = this.planExecutor.execute((SingleExecutionPlan) PlanExecutor.readExecutionPlan(planStr), new HashMap<>(), identity.getName(), identity, null)) | ||
| { | ||
| if (res instanceof RelationalResult) | ||
| { | ||
| RelationalResult relationalResult = (RelationalResult) res; | ||
| if (this.client.isDebug()) | ||
| { | ||
| this.client.getTerminal().writer().println("Executed SQL: " + relationalResult.executedSQl); | ||
| } | ||
| String tempDir = ((RelationalStoreState) this.planExecutor.getExecutorsOfType(StoreType.Relational).getOnly().getStoreState()).getRelationalExecutor().getRelationalExecutionConfiguration().tempPath; | ||
| try (TemporaryFile tempFile = new TemporaryFile(tempDir)) | ||
| { | ||
| RelationalResultToCSVSerializerWithTransformersApplied serializer = new RelationalResultToCSVSerializerWithTransformersApplied(relationalResult, true); | ||
| tempFile.writeFile(serializer); | ||
|
|
||
| try (Connection connection = ConnectionHelper.getConnection(databaseConnection, client.getPlanExecutor())) | ||
| { | ||
| String tableName = "test" + (getTables(connection).size() + 1); | ||
| try (Statement statement = connection.createStatement()) | ||
| { | ||
| statement.executeUpdate(DatabaseManager.fromString(databaseConnection.type.name()).relationalDatabaseSupport().load(tableName, tempFile.getTemporaryPathForFile())); | ||
| this.client.getTerminal().writer().println("Cached into table: '" + tableName + "'"); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| else | ||
| { | ||
| this.client.getTerminal().writer().println("Unable to cache: Can cache only relational result. Got result of type: " + res.getClass().getCanonicalName()); | ||
| } | ||
| } | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| @Override | ||
| public MutableList<Candidate> complete(String inScope, LineReader lineReader, ParsedLine parsedLine) | ||
| { | ||
| if (inScope.startsWith("cache ")) | ||
| { | ||
| if (parsedLine.words().size() >= 4) | ||
| { | ||
| // In expression block | ||
| try | ||
| { | ||
| String argsString = inScope.substring("cache".length() + 1); | ||
| String expression = argsString.substring(argsString.indexOf(" ") + 1); | ||
|
|
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| MutableList<Candidate> list = Lists.mutable.empty(); | ||
| CompletionResult result = new org.finos.legend.engine.repl.autocomplete.Completer(this.client.getModelState().getText(), this.client.getCompleterExtensions()).complete(expression); | ||
| if (result.getEngineException() == null) | ||
| { | ||
| list.addAll(result.getCompletion().collect(c -> new Candidate(c.getCompletion(), c.getDisplay(), (String) null, (String) null, (String) null, (String) null, false, 0))); | ||
| return list; | ||
| } | ||
| else | ||
| { | ||
| this.client.printError(result.getEngineException(), expression); | ||
| AttributedStringBuilder ab = new AttributedStringBuilder(); | ||
| ab.append("> "); | ||
| ab.style(new AttributedStyle().underlineOff().boldOff().foreground(0, 200, 0)); | ||
| ab.append(parsedLine.line()); | ||
| this.client.getTerminal().writer().print(ab.toAnsi()); | ||
| return Lists.mutable.empty(); | ||
| } | ||
| } | ||
| catch (Exception ignored) | ||
| { | ||
| } | ||
| return Lists.mutable.empty(); | ||
| } | ||
| else | ||
| { | ||
| // Choosing connection | ||
| MutableList<String> words = Lists.mutable.withAll(parsedLine.words()).drop(2); | ||
| String start = words.get(0); | ||
| PureModelContextData d = this.client.getModelState().parse(); | ||
| return | ||
| ListIterate.select(d.getElementsOfType(PackageableConnection.class), c -> !c._package.equals("__internal__")) | ||
| .collect(c -> PureGrammarComposerUtility.convertPath(c.getPath())) | ||
| .select(c -> c.startsWith(start)) | ||
| .collect(Candidate::new); | ||
| } | ||
| } | ||
| return null; | ||
| } | ||
| } |
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