| /** |
| * 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.metron.management; |
| |
| import com.google.common.collect.ImmutableMap; |
| import org.adrianwalker.multilinestring.Multiline; |
| import org.apache.metron.common.configuration.FieldTransformer; |
| import org.apache.metron.common.configuration.SensorParserConfig; |
| import org.apache.metron.stellar.common.shell.VariableResult; |
| import org.apache.metron.stellar.dsl.Context; |
| import org.json.simple.JSONObject; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import static org.apache.metron.TestConstants.PARSER_CONFIGS_PATH; |
| import static org.apache.metron.common.configuration.ConfigurationType.PARSER; |
| import static org.apache.metron.management.utils.FileUtils.slurp; |
| import static org.apache.metron.stellar.common.utils.StellarProcessorUtils.run; |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertNull; |
| |
| public class ParserConfigFunctionsTest { |
| |
| String emptyTransformationsConfig = slurp(PARSER_CONFIGS_PATH + "/parsers/bro.json"); |
| String existingTransformationsConfig = slurp(PARSER_CONFIGS_PATH + "/parsers/squid.json"); |
| Map<String, VariableResult> variables ; |
| Context context = null; |
| @BeforeEach |
| public void setup() { |
| variables = ImmutableMap.of( |
| "upper" , VariableResult.withExpression("FOO", "TO_UPPER('foo')"), |
| "lower" , VariableResult.withExpression("foo", "TO_LOWER('FOO'") |
| ); |
| |
| context = new Context.Builder() |
| .with(Context.Capabilities.SHELL_VARIABLES, () -> variables) |
| .build(); |
| } |
| |
| public Map<String, Object> transform(String parserConfig){ |
| return transform(parserConfig, new HashMap<>()); |
| } |
| |
| public Map<String, Object> transform(String parserConfig, Map<String, Object> variables){ |
| JSONObject ret = new JSONObject(variables); |
| SensorParserConfig sensorParserConfig = (SensorParserConfig) PARSER.deserialize(parserConfig); |
| sensorParserConfig.init(); |
| for (FieldTransformer handler : sensorParserConfig.getFieldTransformations()) { |
| if (handler != null) { |
| handler.transformAndUpdate(ret, context, sensorParserConfig.getParserConfig()); |
| } |
| } |
| return ret; |
| } |
| |
| @Test |
| public void testAddEmpty() { |
| String newConfig = (String)run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper'))", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| Map<String, Object> transformations = transform(newConfig); |
| assertEquals(1, transformations.size()); |
| assertEquals("FOO", transformations.get("upper") ); |
| } |
| |
| @Test |
| public void testAddHasExisting() { |
| String newConfig = (String)run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper'))" |
| , ImmutableMap.of("config", existingTransformationsConfig ) |
| , context |
| ); |
| Map<String, Object> transformations = transform(newConfig, ImmutableMap.of("url", "http://www.google.com")); |
| //squid already has 2 transformations, we just added url, which makes 3 |
| assertEquals(4, transformations.size()); |
| assertEquals("FOO", transformations.get("upper") ); |
| } |
| |
| @Test |
| public void testAddMalformed() { |
| String newConfig = (String)run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('blah'))", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| Map<String, Object> transformations = transform(newConfig); |
| assertEquals(0, transformations.size()); |
| } |
| |
| @Test |
| public void testAddDuplicate() { |
| String newConfig = (String)run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper'))", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| newConfig = (String)run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper'))", ImmutableMap.of("config", newConfig), context); |
| Map<String, Object> transformations = transform(newConfig); |
| assertEquals(1, transformations.size()); |
| assertEquals("FOO", transformations.get("upper") ); |
| } |
| |
| @Test |
| public void testRemove() { |
| String newConfig = (String)run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper'))", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| newConfig = (String)run("PARSER_STELLAR_TRANSFORM_REMOVE(config, ['upper'])", ImmutableMap.of("config", newConfig), context); |
| Map<String, Object> transformations = transform(newConfig); |
| assertEquals(0, transformations.size()); |
| } |
| |
| @Test |
| public void testRemoveMultiple() { |
| String newConfig = (String)run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper', 'lower'))", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| newConfig = (String)run("PARSER_STELLAR_TRANSFORM_REMOVE(config, ['upper', 'lower'])", ImmutableMap.of("config", newConfig), context); |
| Map<String, Object> transformations = transform(newConfig); |
| assertEquals(0, transformations.size()); |
| } |
| |
| @Test |
| public void testRemoveMissing() { |
| { |
| String newConfig = (String) run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper'))", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| newConfig = (String) run("PARSER_STELLAR_TRANSFORM_REMOVE(config, ['lower'])", ImmutableMap.of("config", newConfig), context); |
| Map<String, Object> transformations = transform(newConfig); |
| assertEquals(1, transformations.size()); |
| assertEquals("FOO", transformations.get("upper")); |
| } |
| { |
| String newConfig = (String) run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper'))", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| newConfig = (String) run("PARSER_STELLAR_TRANSFORM_REMOVE(config, [''])", ImmutableMap.of("config", newConfig), context); |
| Map<String, Object> transformations = transform(newConfig); |
| assertEquals(1, transformations.size()); |
| assertEquals("FOO", transformations.get("upper")); |
| } |
| } |
| |
| /** |
| ╔═══════╤═════════════════╗ |
| ║ Field │ Transformation ║ |
| ╠═══════╪═════════════════╣ |
| ║ upper │ TO_UPPER('foo') ║ |
| ╚═══════╧═════════════════╝ |
| */ |
| @Multiline |
| static String testPrintExpected; |
| @Test |
| public void testPrint() { |
| String newConfig = (String) run("PARSER_STELLAR_TRANSFORM_ADD(config, SHELL_VARS2MAP('upper'))", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| String out = (String) run("PARSER_STELLAR_TRANSFORM_PRINT(config )", ImmutableMap.of("config", newConfig), context); |
| assertEquals(testPrintExpected, out); |
| } |
| /** |
| ╔═══════╤════════════════╗ |
| ║ Field │ Transformation ║ |
| ╠═══════╧════════════════╣ |
| ║ (empty) ║ |
| ╚════════════════════════╝ |
| */ |
| @Multiline |
| static String testPrintEmptyExpected; |
| |
| @Test |
| public void testPrintEmpty() { |
| String out = (String) run("PARSER_STELLAR_TRANSFORM_PRINT(config )", ImmutableMap.of("config", emptyTransformationsConfig), context); |
| assertEquals(testPrintEmptyExpected, out); |
| } |
| |
| @Test |
| public void testPrintNull() { |
| Map<String,Object> variables = new HashMap<String,Object>(){{ |
| put("config",null); |
| }}; |
| String out = (String) run("PARSER_STELLAR_TRANSFORM_PRINT(config )", variables, context); |
| assertNull(out); |
| } |
| } |