| /* |
| * 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.common.configuration; |
| |
| import org.adrianwalker.multilinestring.Multiline; |
| import org.apache.curator.framework.CuratorFramework; |
| import org.apache.curator.test.TestingServer; |
| import org.apache.metron.TestConstants; |
| import org.apache.metron.common.utils.JSONUtils; |
| import org.junit.jupiter.api.AfterEach; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Optional; |
| |
| import static org.hamcrest.CoreMatchers.equalTo; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.jupiter.api.Assertions.assertArrayEquals; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| public class ConfigurationsUtilsTest { |
| |
| private TestingServer testZkServer; |
| private String zookeeperUrl; |
| private CuratorFramework client; |
| private byte[] expectedGlobalConfig; |
| private Map<String, byte[]> expectedSensorParserConfigMap; |
| private Map<String, byte[]> expectedSensorEnrichmentConfigMap; |
| |
| @BeforeEach |
| public void setup() throws Exception { |
| testZkServer = new TestingServer(true); |
| zookeeperUrl = testZkServer.getConnectString(); |
| client = ConfigurationsUtils.getClient(zookeeperUrl); |
| client.start(); |
| expectedGlobalConfig = ConfigurationsUtils.readGlobalConfigFromFile(TestConstants.SAMPLE_CONFIG_PATH); |
| expectedSensorParserConfigMap = ConfigurationsUtils.readSensorParserConfigsFromFile(TestConstants.PARSER_CONFIGS_PATH); |
| expectedSensorEnrichmentConfigMap = ConfigurationsUtils.readSensorEnrichmentConfigsFromFile(TestConstants.ENRICHMENTS_CONFIGS_PATH); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| assertTrue(expectedGlobalConfig.length > 0); |
| ConfigurationsUtils.writeGlobalConfigToZookeeper(expectedGlobalConfig, zookeeperUrl); |
| byte[] actualGlobalConfigBytes = ConfigurationsUtils.readGlobalConfigBytesFromZookeeper(client); |
| assertArrayEquals(expectedGlobalConfig, actualGlobalConfigBytes); |
| |
| assertTrue(expectedSensorParserConfigMap.size() > 0); |
| String testSensorType = "yaf"; |
| byte[] expectedSensorParserConfigBytes = expectedSensorParserConfigMap.get(testSensorType); |
| ConfigurationsUtils.writeSensorParserConfigToZookeeper(testSensorType, expectedSensorParserConfigBytes, zookeeperUrl); |
| byte[] actualSensorParserConfigBytes = ConfigurationsUtils.readSensorParserConfigBytesFromZookeeper(testSensorType, client); |
| assertArrayEquals(expectedSensorParserConfigBytes, actualSensorParserConfigBytes); |
| |
| assertTrue(expectedSensorEnrichmentConfigMap.size() > 0); |
| byte[] expectedSensorEnrichmentConfigBytes = expectedSensorEnrichmentConfigMap.get(testSensorType); |
| ConfigurationsUtils.writeSensorEnrichmentConfigToZookeeper(testSensorType, expectedSensorEnrichmentConfigBytes, zookeeperUrl); |
| byte[] actualSensorEnrichmentConfigBytes = ConfigurationsUtils.readSensorEnrichmentConfigBytesFromZookeeper(testSensorType, client); |
| assertArrayEquals(expectedSensorEnrichmentConfigBytes, actualSensorEnrichmentConfigBytes); |
| |
| String name = "testConfig"; |
| Map<String, Object> testConfig = new HashMap<>(); |
| testConfig.put("stringField", "value"); |
| testConfig.put("intField", 1); |
| testConfig.put("doubleField", 1.1); |
| ConfigurationsUtils.writeConfigToZookeeper(name, testConfig, zookeeperUrl); |
| byte[] readConfigBytes = ConfigurationsUtils.readConfigBytesFromZookeeper(name, client); |
| assertArrayEquals(JSONUtils.INSTANCE.toJSONPretty(testConfig), readConfigBytes); |
| |
| } |
| |
| /** |
| * { "foo": "bar" } |
| */ |
| @Multiline |
| private static String someGlobalConfig; |
| |
| /** |
| * [ |
| * { |
| * "op": "replace", |
| * "path": "/foo", |
| * "value": "baz" |
| * } |
| * ] |
| */ |
| @Multiline |
| private static String patchGlobalConfig; |
| |
| /** |
| * { |
| * "foo" : "baz" |
| * } |
| */ |
| @Multiline |
| private static String modifiedGlobalConfig; |
| |
| /** |
| * { |
| * "parserClassName": "org.apache.metron.parsers.GrokParser", |
| * "sensorTopic": "squid" |
| * } |
| */ |
| @Multiline |
| private static String someParserConfig; |
| |
| /** |
| * [ |
| * { |
| * "op": "replace", |
| * "path": "/sensorTopic", |
| * "value": "new-squid-topic" |
| * } |
| * ] |
| */ |
| @Multiline |
| private static String patchParserConfig; |
| |
| /** |
| * { |
| * "parserClassName": "org.apache.metron.parsers.GrokParser", |
| * "sensorTopic": "new-squid-topic" |
| * } |
| */ |
| @Multiline |
| private static String modifiedParserConfig; |
| |
| @Test |
| public void modifiedGlobalConfiguration() throws Exception { |
| |
| // write global configuration |
| ConfigurationType type = ConfigurationType.GLOBAL; |
| ConfigurationsUtils.writeConfigToZookeeper(type, JSONUtils.INSTANCE.toJSONPretty(someParserConfig), zookeeperUrl); |
| |
| // validate the modified global configuration |
| byte[] actual = ConfigurationsUtils.readConfigBytesFromZookeeper(type, zookeeperUrl); |
| assertThat(actual, equalTo(JSONUtils.INSTANCE.toJSONPretty(someParserConfig))); |
| } |
| |
| @Test |
| public void modifiesSingleParserConfiguration() throws Exception { |
| |
| // write parser configuration |
| ConfigurationType type = ConfigurationType.PARSER; |
| String parserName = "a-happy-metron-parser"; |
| byte[] config = JSONUtils.INSTANCE.toJSONPretty(someParserConfig); |
| ConfigurationsUtils.writeConfigToZookeeper(type, Optional.of(parserName), config, zookeeperUrl); |
| |
| // validate the modified parser configuration |
| byte[] actual = ConfigurationsUtils.readConfigBytesFromZookeeper(type, Optional.of(parserName), zookeeperUrl); |
| assertThat(actual, equalTo(JSONUtils.INSTANCE.toJSONPretty(someParserConfig))); |
| } |
| |
| /** |
| * Note: the current configuration structure mixes abstractions based on the configuration type |
| * and requires testing each type. GLOBAL is a actually representative of the final node name, |
| * whereas the other types, e.g. PARSER, represent a directory/path and not a ZK node where values |
| * are stored. The semantics are similar but slightly different. |
| */ |
| @Test |
| public void patchesGlobalConfigurationViaPatchJSON() throws Exception { |
| |
| // setup zookeeper with a configuration |
| final ConfigurationType type = ConfigurationType.GLOBAL; |
| byte[] config = JSONUtils.INSTANCE.toJSONPretty(someGlobalConfig); |
| ConfigurationsUtils.writeConfigToZookeeper(type, config, zookeeperUrl); |
| |
| // patch the configuration |
| byte[] patch = JSONUtils.INSTANCE.toJSONPretty(patchGlobalConfig); |
| ConfigurationsUtils.applyConfigPatchToZookeeper(type, patch, zookeeperUrl); |
| |
| // validate the patched configuration |
| byte[] actual = ConfigurationsUtils.readConfigBytesFromZookeeper(type, zookeeperUrl); |
| byte[] expected = JSONUtils.INSTANCE.toJSONPretty(modifiedGlobalConfig); |
| assertThat(actual, equalTo(expected)); |
| } |
| |
| @Test |
| public void patchesParserConfigurationViaPatchJSON() throws Exception { |
| |
| // setup zookeeper with a configuration |
| final ConfigurationType type = ConfigurationType.PARSER; |
| final String parserName = "patched-metron-parser"; |
| byte[] config = JSONUtils.INSTANCE.toJSONPretty(someParserConfig); |
| ConfigurationsUtils.writeConfigToZookeeper(type, Optional.of(parserName), config, zookeeperUrl); |
| |
| // patch the configuration |
| byte[] patch = JSONUtils.INSTANCE.toJSONPretty(patchParserConfig); |
| ConfigurationsUtils.applyConfigPatchToZookeeper(type, Optional.of(parserName), patch, zookeeperUrl); |
| |
| // validate the patched configuration |
| byte[] actual = ConfigurationsUtils.readConfigBytesFromZookeeper(type, Optional.of(parserName), zookeeperUrl); |
| byte[] expected = JSONUtils.INSTANCE.toJSONPretty(modifiedParserConfig); |
| assertThat(actual, equalTo(expected)); |
| } |
| |
| @AfterEach |
| public void tearDown() throws IOException { |
| client.close(); |
| testZkServer.close(); |
| testZkServer.stop(); |
| } |
| } |