exceptionfactory commented on code in PR #6160: URL: https://github.com/apache/nifi/pull/6160#discussion_r911266968
########## minifi/minifi-bootstrap/src/main/java/org/apache/nifi/minifi/bootstrap/util/ConfigTransformer.java: ########## @@ -750,6 +756,72 @@ protected static void addTextElement(final Element element, final String name, f element.appendChild(toAdd); } + public static ByteBuffer overrideNonFlowSectionsFromOriginalSchema(byte[] newSchema, ByteBuffer currentConfigScheme, Properties bootstrapProperties) + throws IOException, InvalidConfigurationException, SchemaLoaderException { + try { + boolean overrideCoreProperties = ConfigTransformer.overrideCoreProperties(bootstrapProperties); + boolean overrideSecurityProperties = ConfigTransformer.overrideSecurityProperties(bootstrapProperties); + if (overrideCoreProperties && overrideSecurityProperties) { + return ByteBuffer.wrap(newSchema); + } else { + ConvertableSchema<ConfigSchema> schemaNew = ConfigTransformer + .throwIfInvalid(SchemaLoader.loadConvertableSchemaFromYaml(new ByteArrayInputStream(newSchema))); + ConfigSchema configSchemaNew = ConfigTransformer.throwIfInvalid(schemaNew.convert()); + ConvertableSchema<ConfigSchema> schemaOld = ConfigTransformer + .throwIfInvalid(SchemaLoader.loadConvertableSchemaFromYaml(new ByteBufferInputStream(currentConfigScheme))); + ConfigSchema configSchemaOld = ConfigTransformer.throwIfInvalid(schemaOld.convert()); + + configSchemaNew.setNifiPropertiesOverrides(configSchemaOld.getNifiPropertiesOverrides()); + + if (!overrideCoreProperties) { + logger.debug("Preserving previous core properties..."); + configSchemaNew.setCoreProperties(configSchemaOld.getCoreProperties()); + } + + if (!overrideSecurityProperties) { + logger.debug("Preserving previous security properties..."); + configSchemaNew.setSecurityProperties(configSchemaOld.getSecurityProperties()); + } + + StringWriter writer = new StringWriter(); + SchemaLoader.toYaml(configSchemaNew, writer); + return ByteBuffer.wrap(writer.toString().getBytes()).asReadOnlyBuffer(); + } + } catch (Exception e) { + logger.error("Loading the old and the new schema for merging was not successful", e); + throw e; Review Comment: Is there a reason for logging the error and re-throwing the exception? It might be helpful to wrap the exception and throw it with a message, instead of this approach. ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/command/CompositeCommandRunnerTest.java: ########## @@ -0,0 +1,75 @@ +/* + * 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.nifi.minifi.bootstrap.command; + +import static org.apache.nifi.minifi.bootstrap.Status.ERROR; +import static org.apache.nifi.minifi.bootstrap.Status.OK; +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.mockito.ArgumentMatchers.any; +import static org.mockito.Mockito.mock; +import static org.mockito.Mockito.verify; +import static org.mockito.Mockito.verifyNoInteractions; +import static org.mockito.Mockito.verifyNoMoreInteractions; +import static org.mockito.Mockito.when; +import static org.mockito.MockitoAnnotations.openMocks; + +import java.util.Arrays; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.mockito.junit.jupiter.MockitoExtension; + +@ExtendWith(MockitoExtension.class) +class CompositeCommandRunnerTest { + + private CommandRunner startRunner; + private CommandRunner stopRunner; + private CompositeCommandRunner compositeCommandRunner; + + @BeforeEach + void setup() { + startRunner = mock(StartRunner.class); + stopRunner = mock(StopRunner.class); Review Comment: Is there a reason for using `mock()` instead of the `Mock` annotation? ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/service/BootstrapCodecTest.java: ########## @@ -0,0 +1,189 @@ +/* + * 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.nifi.minifi.bootstrap.service; + +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertThrows; +import static org.mockito.Mockito.mock; +import static org.mockito.Mockito.times; +import static org.mockito.Mockito.verify; +import static org.mockito.Mockito.verifyNoInteractions; +import static org.mockito.Mockito.when; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.nio.charset.StandardCharsets; +import java.util.stream.Stream; +import org.apache.nifi.minifi.bootstrap.RunMiNiFi; +import org.apache.nifi.minifi.bootstrap.configuration.ConfigurationChangeCoordinator; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.Arguments; +import org.junit.jupiter.params.provider.MethodSource; + +class BootstrapCodecTest { + + private static final int VALID_PORT = 1; + private static final String SECRET = "secret"; + private static final String OK = "OK"; + private static final String EMPTY_STRING = ""; + private RunMiNiFi runner; + + @BeforeEach + void setup() { + runner = mock(RunMiNiFi.class); + } + + @Test + void testCommunicateShouldThrowIOExceptionIfThereIsNoCommand() { + InputStream inputStream = new ByteArrayInputStream(new byte[0]); + ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); + BootstrapCodec bootstrapCodec = new BootstrapCodec(runner, inputStream, outputStream); + + IOException expectedException = assertThrows(IOException.class, bootstrapCodec::communicate); + assertEquals("Received invalid command from MiNiFi: null", expectedException.getMessage()); Review Comment: Asserting the value of an exception message should be avoided. If it is important to indicate something specific in the message, it would be better check for the presence of a particular keyword. ########## minifi/minifi-bootstrap/src/main/java/org/apache/nifi/minifi/bootstrap/util/ConfigTransformer.java: ########## @@ -750,6 +756,72 @@ protected static void addTextElement(final Element element, final String name, f element.appendChild(toAdd); } + public static ByteBuffer overrideNonFlowSectionsFromOriginalSchema(byte[] newSchema, ByteBuffer currentConfigScheme, Properties bootstrapProperties) + throws IOException, InvalidConfigurationException, SchemaLoaderException { + try { + boolean overrideCoreProperties = ConfigTransformer.overrideCoreProperties(bootstrapProperties); + boolean overrideSecurityProperties = ConfigTransformer.overrideSecurityProperties(bootstrapProperties); + if (overrideCoreProperties && overrideSecurityProperties) { + return ByteBuffer.wrap(newSchema); + } else { + ConvertableSchema<ConfigSchema> schemaNew = ConfigTransformer + .throwIfInvalid(SchemaLoader.loadConvertableSchemaFromYaml(new ByteArrayInputStream(newSchema))); + ConfigSchema configSchemaNew = ConfigTransformer.throwIfInvalid(schemaNew.convert()); + ConvertableSchema<ConfigSchema> schemaOld = ConfigTransformer + .throwIfInvalid(SchemaLoader.loadConvertableSchemaFromYaml(new ByteBufferInputStream(currentConfigScheme))); + ConfigSchema configSchemaOld = ConfigTransformer.throwIfInvalid(schemaOld.convert()); + + configSchemaNew.setNifiPropertiesOverrides(configSchemaOld.getNifiPropertiesOverrides()); + + if (!overrideCoreProperties) { + logger.debug("Preserving previous core properties..."); + configSchemaNew.setCoreProperties(configSchemaOld.getCoreProperties()); + } + + if (!overrideSecurityProperties) { + logger.debug("Preserving previous security properties..."); + configSchemaNew.setSecurityProperties(configSchemaOld.getSecurityProperties()); + } + + StringWriter writer = new StringWriter(); + SchemaLoader.toYaml(configSchemaNew, writer); + return ByteBuffer.wrap(writer.toString().getBytes()).asReadOnlyBuffer(); + } + } catch (Exception e) { + logger.error("Loading the old and the new schema for merging was not successful", e); + throw e; + } + } + + private static boolean overrideSecurityProperties(Properties properties) { + String overrideSecurityProperties = (String) properties.getOrDefault(OVERRIDE_SECURITY, "false"); + boolean overrideSecurity; + if ("true".equalsIgnoreCase(overrideSecurityProperties) || "false".equalsIgnoreCase(overrideSecurityProperties)) { + overrideSecurity = Boolean.parseBoolean(overrideSecurityProperties); + } else { + throw new IllegalArgumentException( + "Property, " + OVERRIDE_SECURITY + ", to specify whether to override security properties must either be a value boolean value (\"true\" or \"false\")" + + " or left to the default value of \"false\". It is set to \"" + overrideSecurityProperties + "\"."); + } + + return overrideSecurity; + } + + private static boolean overrideCoreProperties(Properties properties) { + String overrideCorePropertiesKey = PULL_HTTP_BASE_KEY + ".override.core"; + String overrideCoreProps = (String) properties.getOrDefault(overrideCorePropertiesKey, "false"); + boolean overrideCoreProperties; + if ("true".equalsIgnoreCase(overrideCoreProps) || "false".equalsIgnoreCase(overrideCoreProps)) { + overrideCoreProperties = Boolean.parseBoolean(overrideCoreProps); + } else { + throw new IllegalArgumentException( + "Property, " + overrideCorePropertiesKey + ", to specify whether to override core properties must either be a value boolean value (\"true\" or \"false\")" + + " or left to the default value of \"false\". It is set to \"" + overrideCoreProps + "\"."); + } Review Comment: See note above on Boolean parsing. ########## minifi/minifi-bootstrap/src/main/java/org/apache/nifi/minifi/bootstrap/configuration/ingestors/PullHttpChangeIngestor.java: ########## @@ -234,8 +218,9 @@ public void run() { .build(); final Request.Builder requestBuilder = new Request.Builder() - .get() - .url(url); + .get() + .cacheControl(CacheControl.FORCE_NETWORK) Review Comment: Is there a particular reason for adding this option for force network requests? ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/ShutdownHookTest.java: ########## @@ -0,0 +1,58 @@ +/* + * 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.nifi.minifi.bootstrap; + +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.STOP; +import static org.mockito.Mockito.mock; +import static org.mockito.Mockito.verify; +import static org.mockito.Mockito.when; + +import org.apache.nifi.minifi.bootstrap.service.MiNiFiStdLogHandler; +import org.apache.nifi.minifi.bootstrap.service.PeriodicStatusReporterManager; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.mockito.InjectMocks; +import org.mockito.Mock; +import org.mockito.junit.jupiter.MockitoExtension; + +@ExtendWith(MockitoExtension.class) +class ShutdownHookTest { + + @Mock + private RunMiNiFi runner; + @Mock + private MiNiFiStdLogHandler miNiFiStdLogHandler; + + @InjectMocks + private ShutdownHook shutdownHook; + + @Test + void testRunShouldShutdownSchedulersAndProcesses() { + PeriodicStatusReporterManager periodicStatusReporterManager = mock(PeriodicStatusReporterManager.class); Review Comment: Is there a reason for calling `mock()` instead of using a member variable annotated with `Mock`? ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/configuration/ingestors/PullHttpChangeIngestorSSLTest.java: ########## @@ -76,10 +84,22 @@ public void pullHttpChangeIngestorInit(Properties properties) { properties.put(PullHttpChangeIngestor.PORT_KEY, String.valueOf(port)); properties.put(PullHttpChangeIngestor.HOST_KEY, "localhost"); properties.put(PullHttpChangeIngestor.OVERRIDE_SECURITY, "true"); + properties.put(PULL_HTTP_BASE_KEY + ".override.core", "true"); + ConfigurationFileHolder configurationFileHolder = Mockito.mock(ConfigurationFileHolder.class); + + try { + ConfigSchema configSchema = + SchemaLoader.loadConfigSchemaFromYaml(PullHttpChangeIngestorSSLTest.class.getClassLoader().getResourceAsStream("config.yml")); + StringWriter writer = new StringWriter(); + SchemaLoader.toYaml(configSchema, writer); + when(configurationFileHolder.getConfigFileReference()).thenReturn(new AtomicReference<>(ByteBuffer.wrap(writer.toString().getBytes()))); + } catch (Exception e) { + fail("Failed to read test config file", e); + } Review Comment: Instead of catching the exception, the method should be changed to declare an Exception, which would also fail the test if thrown. ########## minifi/minifi-bootstrap/src/main/java/org/apache/nifi/minifi/bootstrap/util/ProcessUtils.java: ########## @@ -0,0 +1,43 @@ +/* + * 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.nifi.minifi.bootstrap.util; + +import java.io.IOException; + +public interface ProcessUtils { + boolean isProcessRunning(Long pid); + + void gracefulShutDownMiNiFiProcess(Long pid, String s, int gracefulShutdownSeconds); + + void killProcessTree(Long pid) throws IOException; + + /** + * Checks the status of the given process. + * + * @param process the process object what we want to check + * @return true if the process is Alive + */ + default boolean isAlive(Process process) { + try { + process.exitValue(); + return false; + } catch (IllegalStateException | IllegalThreadStateException itse) { + return true; + } Review Comment: Is there a reason for this approach as opposed to calling `Process.isAlive()`? ########## minifi/minifi-bootstrap/src/main/java/org/apache/nifi/minifi/bootstrap/util/ProcessUtils.java: ########## @@ -0,0 +1,43 @@ +/* + * 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.nifi.minifi.bootstrap.util; + +import java.io.IOException; + +public interface ProcessUtils { + boolean isProcessRunning(Long pid); + + void gracefulShutDownMiNiFiProcess(Long pid, String s, int gracefulShutdownSeconds); Review Comment: Since this is more generic, what do you think about renaming to `shutdownProcess()`? ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/TestLogAppender.java: ########## @@ -0,0 +1,51 @@ +/* + * 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.nifi.minifi.bootstrap; + +import ch.qos.logback.classic.spi.ILoggingEvent; +import ch.qos.logback.core.AppenderBase; +import java.util.ArrayList; + +/** + * Helper class which makes possible to subscribe to logging events, and make assertions based on it. + * With this approach we can avoid static mocking of loggers, which is impossible in some cases. + */ +public class TestLogAppender extends AppenderBase<ILoggingEvent> { Review Comment: Unit testing the presence of logging messages should be avoided in general, as it introduces a greater degree of evaluation than necessary, making it more difficult to refactor. ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/command/CommandRunnerFactoryTest.java: ########## @@ -0,0 +1,155 @@ +/* + * 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.nifi.minifi.bootstrap.command; + +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.DUMP; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.ENV; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.FLOWSTATUS; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.RESTART; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.RUN; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.START; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.STATUS; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.STOP; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.UNKNOWN; +import static org.junit.jupiter.api.Assertions.assertThrows; +import static org.junit.jupiter.api.Assertions.assertTrue; +import static org.mockito.Mockito.verifyNoInteractions; + +import java.io.File; +import org.apache.nifi.minifi.bootstrap.MiNiFiParameters; +import org.apache.nifi.minifi.bootstrap.RunMiNiFi; +import org.apache.nifi.minifi.bootstrap.service.BootstrapFileProvider; +import org.apache.nifi.minifi.bootstrap.service.CurrentPortProvider; +import org.apache.nifi.minifi.bootstrap.service.GracefulShutdownParameterProvider; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiCommandSender; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiExecCommandProvider; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiStatusProvider; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiStdLogHandler; +import org.apache.nifi.minifi.bootstrap.service.PeriodicStatusReporterManager; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.mockito.InjectMocks; +import org.mockito.Mock; +import org.mockito.junit.jupiter.MockitoExtension; + +@ExtendWith(MockitoExtension.class) +class CommandRunnerFactoryTest { + + @Mock + private MiNiFiCommandSender miNiFiCommandSender; + @Mock + private CurrentPortProvider currentPortProvider; + @Mock + private MiNiFiParameters miNiFiParameters; + @Mock + private MiNiFiStatusProvider miNiFiStatusProvider; + @Mock + private PeriodicStatusReporterManager periodicStatusReporterManager; + @Mock + private BootstrapFileProvider bootstrapFileProvider; + @Mock + private MiNiFiStdLogHandler miNiFiStdLogHandler; + @Mock + private File bootstrapConfigFile; + @Mock + private RunMiNiFi runMiNiFi; + @Mock + private GracefulShutdownParameterProvider gracefulShutdownParameterProvider; + @Mock + private MiNiFiExecCommandProvider miNiFiExecCommandProvider; + + @InjectMocks + private CommandRunnerFactory commandRunnerFactory; + + @Test + void testRunCommandShouldStartCommandReturnStartRunner() { + CommandRunner runner = commandRunnerFactory.getRunner(START); + + assertTrue(runner instanceof StartRunner); Review Comment: JUnit 5 now supports `assertInstanceOf`, which can be used here and in other methods. ########## minifi/minifi-bootstrap/src/main/java/org/apache/nifi/minifi/bootstrap/util/ConfigTransformer.java: ########## @@ -750,6 +756,72 @@ protected static void addTextElement(final Element element, final String name, f element.appendChild(toAdd); } + public static ByteBuffer overrideNonFlowSectionsFromOriginalSchema(byte[] newSchema, ByteBuffer currentConfigScheme, Properties bootstrapProperties) + throws IOException, InvalidConfigurationException, SchemaLoaderException { + try { + boolean overrideCoreProperties = ConfigTransformer.overrideCoreProperties(bootstrapProperties); + boolean overrideSecurityProperties = ConfigTransformer.overrideSecurityProperties(bootstrapProperties); + if (overrideCoreProperties && overrideSecurityProperties) { + return ByteBuffer.wrap(newSchema); + } else { + ConvertableSchema<ConfigSchema> schemaNew = ConfigTransformer + .throwIfInvalid(SchemaLoader.loadConvertableSchemaFromYaml(new ByteArrayInputStream(newSchema))); + ConfigSchema configSchemaNew = ConfigTransformer.throwIfInvalid(schemaNew.convert()); + ConvertableSchema<ConfigSchema> schemaOld = ConfigTransformer + .throwIfInvalid(SchemaLoader.loadConvertableSchemaFromYaml(new ByteBufferInputStream(currentConfigScheme))); + ConfigSchema configSchemaOld = ConfigTransformer.throwIfInvalid(schemaOld.convert()); + + configSchemaNew.setNifiPropertiesOverrides(configSchemaOld.getNifiPropertiesOverrides()); + + if (!overrideCoreProperties) { + logger.debug("Preserving previous core properties..."); + configSchemaNew.setCoreProperties(configSchemaOld.getCoreProperties()); + } + + if (!overrideSecurityProperties) { + logger.debug("Preserving previous security properties..."); + configSchemaNew.setSecurityProperties(configSchemaOld.getSecurityProperties()); + } + + StringWriter writer = new StringWriter(); + SchemaLoader.toYaml(configSchemaNew, writer); + return ByteBuffer.wrap(writer.toString().getBytes()).asReadOnlyBuffer(); + } + } catch (Exception e) { + logger.error("Loading the old and the new schema for merging was not successful", e); + throw e; + } + } + + private static boolean overrideSecurityProperties(Properties properties) { + String overrideSecurityProperties = (String) properties.getOrDefault(OVERRIDE_SECURITY, "false"); + boolean overrideSecurity; + if ("true".equalsIgnoreCase(overrideSecurityProperties) || "false".equalsIgnoreCase(overrideSecurityProperties)) { + overrideSecurity = Boolean.parseBoolean(overrideSecurityProperties); + } else { + throw new IllegalArgumentException( + "Property, " + OVERRIDE_SECURITY + ", to specify whether to override security properties must either be a value boolean value (\"true\" or \"false\")" + + " or left to the default value of \"false\". It is set to \"" + overrideSecurityProperties + "\"."); + } Review Comment: Is there a reason for this approach as opposed to just calling `Boolean.parseBoolean()`? If it is necessary to implement this more restrictive Boolean parsing, it would be helpful to introduce a shared method ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/command/CommandRunnerFactoryTest.java: ########## @@ -0,0 +1,155 @@ +/* + * 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.nifi.minifi.bootstrap.command; + +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.DUMP; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.ENV; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.FLOWSTATUS; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.RESTART; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.RUN; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.START; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.STATUS; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.STOP; +import static org.apache.nifi.minifi.bootstrap.BootstrapCommand.UNKNOWN; +import static org.junit.jupiter.api.Assertions.assertThrows; +import static org.junit.jupiter.api.Assertions.assertTrue; +import static org.mockito.Mockito.verifyNoInteractions; + +import java.io.File; +import org.apache.nifi.minifi.bootstrap.MiNiFiParameters; +import org.apache.nifi.minifi.bootstrap.RunMiNiFi; +import org.apache.nifi.minifi.bootstrap.service.BootstrapFileProvider; +import org.apache.nifi.minifi.bootstrap.service.CurrentPortProvider; +import org.apache.nifi.minifi.bootstrap.service.GracefulShutdownParameterProvider; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiCommandSender; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiExecCommandProvider; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiStatusProvider; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiStdLogHandler; +import org.apache.nifi.minifi.bootstrap.service.PeriodicStatusReporterManager; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.mockito.InjectMocks; +import org.mockito.Mock; +import org.mockito.junit.jupiter.MockitoExtension; + +@ExtendWith(MockitoExtension.class) +class CommandRunnerFactoryTest { + + @Mock + private MiNiFiCommandSender miNiFiCommandSender; + @Mock + private CurrentPortProvider currentPortProvider; + @Mock + private MiNiFiParameters miNiFiParameters; + @Mock + private MiNiFiStatusProvider miNiFiStatusProvider; + @Mock + private PeriodicStatusReporterManager periodicStatusReporterManager; + @Mock + private BootstrapFileProvider bootstrapFileProvider; + @Mock + private MiNiFiStdLogHandler miNiFiStdLogHandler; + @Mock + private File bootstrapConfigFile; + @Mock + private RunMiNiFi runMiNiFi; + @Mock + private GracefulShutdownParameterProvider gracefulShutdownParameterProvider; + @Mock + private MiNiFiExecCommandProvider miNiFiExecCommandProvider; + + @InjectMocks + private CommandRunnerFactory commandRunnerFactory; + + @Test + void testRunCommandShouldStartCommandReturnStartRunner() { + CommandRunner runner = commandRunnerFactory.getRunner(START); + + assertTrue(runner instanceof StartRunner); + verifyNoInteractions(miNiFiCommandSender, currentPortProvider, miNiFiParameters, miNiFiStatusProvider, periodicStatusReporterManager, bootstrapFileProvider, + miNiFiStdLogHandler, bootstrapConfigFile, runMiNiFi, gracefulShutdownParameterProvider, miNiFiExecCommandProvider); + } + + @Test + void testRunCommandShouldRunCommandReturnStartRunner() { + CommandRunner runner = commandRunnerFactory.getRunner(RUN); + + assertTrue(runner instanceof StartRunner); + verifyNoInteractions(miNiFiCommandSender, currentPortProvider, miNiFiParameters, miNiFiStatusProvider, periodicStatusReporterManager, bootstrapFileProvider, Review Comment: Is this verification necessary? ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/command/DumpRunnerTest.java: ########## @@ -0,0 +1,151 @@ +/* + * 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.nifi.minifi.bootstrap.command; + +import static org.apache.nifi.minifi.bootstrap.RunMiNiFi.CMD_LOGGER; +import static org.apache.nifi.minifi.bootstrap.Status.ERROR; +import static org.apache.nifi.minifi.bootstrap.Status.MINIFI_NOT_RUNNING; +import static org.apache.nifi.minifi.bootstrap.Status.OK; +import static org.apache.nifi.minifi.bootstrap.command.DumpRunner.DUMP_CMD; +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.mockito.Mockito.verifyNoInteractions; +import static org.mockito.Mockito.verifyNoMoreInteractions; +import static org.mockito.Mockito.when; + +import java.io.File; +import java.io.IOException; +import java.nio.file.Files; +import java.util.Optional; +import org.apache.nifi.minifi.bootstrap.TestLogAppender; +import org.apache.nifi.minifi.bootstrap.service.CurrentPortProvider; +import org.apache.nifi.minifi.bootstrap.service.MiNiFiCommandSender; +import org.junit.jupiter.api.BeforeAll; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.mockito.InjectMocks; +import org.mockito.Mock; +import org.mockito.junit.jupiter.MockitoExtension; + +@ExtendWith(MockitoExtension.class) +class DumpRunnerTest { + + private static final int MINIFI_PORT = 1337; + private static final String DUMP_CONTENT = "dump_content"; + private static final TestLogAppender LOG_APPENDER = new TestLogAppender(); + + @Mock + private MiNiFiCommandSender miNiFiCommandSender; + @Mock + private CurrentPortProvider currentPortProvider; + + @InjectMocks + private DumpRunner dumpRunner; + + @BeforeAll + static void setupAll() { + ((ch.qos.logback.classic.Logger) CMD_LOGGER).addAppender(LOG_APPENDER); + LOG_APPENDER.start(); + } + + @BeforeEach + void setup() { + LOG_APPENDER.reset(); + } + + @Test + void testRunCommandShouldDumpToConsoleIfNoFileDefined() throws IOException { + when(currentPortProvider.getCurrentPort()).thenReturn(MINIFI_PORT); + when(miNiFiCommandSender.sendCommand(DUMP_CMD, MINIFI_PORT)).thenReturn(Optional.of(DUMP_CONTENT)); + + int statusCode = dumpRunner.runCommand(new String[0]); + + assertEquals(OK.getStatusCode(), statusCode); + assertEquals(DUMP_CONTENT, LOG_APPENDER.getLastLoggedEvent().getMessage()); + verifyNoMoreInteractions(currentPortProvider, miNiFiCommandSender); + } + + @Test + void testRunCommandShouldDumpToFileIfItIsDefined() throws IOException { + when(currentPortProvider.getCurrentPort()).thenReturn(MINIFI_PORT); + when(miNiFiCommandSender.sendCommand(DUMP_CMD, MINIFI_PORT)).thenReturn(Optional.of(DUMP_CONTENT)); + File file = Files.createTempFile(null, null).toFile(); + file.deleteOnExit(); + String tmpFilePath = file.getAbsolutePath(); + + int statusCode = dumpRunner.runCommand(new String[] {DUMP_CMD, tmpFilePath}); + + assertEquals(OK.getStatusCode(), statusCode); + assertEquals(DUMP_CONTENT, getDumpContent(file)); + assertEquals("Successfully wrote thread dump to " + tmpFilePath, LOG_APPENDER.getLastLoggedEvent().getFormattedMessage()); Review Comment: Asserting the value of log messages should be avoided. Recommend removing this check and other logging checks. ########## minifi/minifi-bootstrap/src/test/java/org/apache/nifi/minifi/bootstrap/configuration/ingestors/PullHttpChangeIngestorTest.java: ########## @@ -55,9 +63,21 @@ public void pullHttpChangeIngestorInit(Properties properties) { properties.put(PullHttpChangeIngestor.PORT_KEY, String.valueOf(port)); properties.put(PullHttpChangeIngestor.HOST_KEY, "localhost"); properties.put(PullHttpChangeIngestor.PULL_HTTP_POLLING_PERIOD_KEY, "30000"); + properties.put(PULL_HTTP_BASE_KEY + ".override.core", "true"); + ConfigurationFileHolder configurationFileHolder = Mockito.mock(ConfigurationFileHolder.class); + + try { + ConfigSchema configSchema = + SchemaLoader.loadConfigSchemaFromYaml(PullHttpChangeIngestorTest.class.getClassLoader().getResourceAsStream("config.yml")); + StringWriter writer = new StringWriter(); + SchemaLoader.toYaml(configSchema, writer); + when(configurationFileHolder.getConfigFileReference()).thenReturn(new AtomicReference<>(ByteBuffer.wrap(writer.toString().getBytes()))); + } catch (Exception e) { + fail("Failed to read test config file", e); + } Review Comment: As noted, this should be changed to declare an Exception instead of catching it and failing. -- This is an automated message from the Apache Git Service. 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