devabhishekpal commented on code in PR #7268: URL: https://github.com/apache/ozone/pull/7268#discussion_r1807930452
########## hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/conf/OzoneS3ConfigUtils.java: ########## @@ -0,0 +1,133 @@ +/* + * 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 + * <p> + * http://www.apache.org/licenses/LICENSE-2.0 + * <p> + * 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.hadoop.ozone.conf; + +import org.apache.hadoop.hdds.conf.OzoneConfiguration; +import org.apache.hadoop.hdds.server.OzoneAdmins; +import org.apache.hadoop.security.UserGroupInformation; + +import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_ADMINISTRATORS; +import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_ADMINISTRATORS_GROUPS; +import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_S3_ADMINISTRATORS; +import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_S3_ADMINISTRATORS_GROUPS; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import jakarta.annotation.Nullable; + +import java.io.IOException; +import java.util.Collection; + +/** + * Config based utilities for Ozone S3. + */ +public final class OzoneS3ConfigUtils { + static final Logger LOG = LoggerFactory.getLogger(OzoneS3ConfigUtils.class); + + private OzoneS3ConfigUtils() { } + + /** + * Get the list of S3 administrators from Ozone config. + * + * @param conf An instance of {@link OzoneConfiguration} being used + * @return A {@link Collection} of the S3 administrator users + * + * If ozone.s3.administrators value is empty string or unset, + * defaults to ozone.administrators value. + */ + public static Collection<String> getS3AdminsFromConfig(OzoneConfiguration conf) throws IOException { + Collection<String> ozAdmins = conf.getTrimmedStringCollection(OZONE_S3_ADMINISTRATORS); + + if (ozAdmins == null || ozAdmins.isEmpty()) { + ozAdmins = conf.getTrimmedStringCollection(OZONE_ADMINISTRATORS); + } + String omSPN = UserGroupInformation.getCurrentUser().getShortUserName(); + if (!ozAdmins.contains(omSPN)) { + ozAdmins.add(omSPN); + } + + return ozAdmins; + } + + /** + * Get the list of the groups that are a part S3 administrators from Ozone config. + * + * @param conf An instance of {@link OzoneConfiguration} being used + * @return A {@link Collection} of the S3 administrator groups + * + * If ozone.s3.administrators.groups value is empty or unset, + * defaults to the ozone.administrators.groups value + */ + public static Collection<String> getS3AdminsGroupsFromConfig(OzoneConfiguration conf) { + Collection<String> s3AdminsGroup = conf.getTrimmedStringCollection(OZONE_S3_ADMINISTRATORS_GROUPS); + + if (s3AdminsGroup.isEmpty() && conf.getTrimmedStringCollection(OZONE_S3_ADMINISTRATORS).isEmpty()) { + s3AdminsGroup = conf.getTrimmedStringCollection(OZONE_ADMINISTRATORS_GROUPS); + } + + return s3AdminsGroup; + } + + /** + * Get the users and groups that are a part of S3 administrators. + * @param conf Stores an instance of {@link OzoneConfiguration} being used + * @return an instance of {@link OzoneAdmins} containing the S3 admin users and groups + */ + public static OzoneAdmins getS3Admins(OzoneConfiguration conf) { + Collection<String> s3Admins; + try { + s3Admins = getS3AdminsFromConfig(conf); + } catch (IOException ie) { + s3Admins = null; + } + Collection<String> s3AdminGroups = getS3AdminsGroupsFromConfig(conf); + + if (LOG.isDebugEnabled()) { + if (null == s3Admins) { + LOG.debug("S3 Admins are not set in configuration"); + } + if (null == s3AdminGroups) { + LOG.debug("S3 Admin Groups are not set in configuration"); + } + } + return new OzoneAdmins(s3Admins, s3AdminGroups); + } + + /** + * Check if the provided user is an S3 administrator. + * @param user An instance of {@link UserGroupInformation} with information about the user to verify + * @param s3Admins An instance of {@link OzoneAdmins} containing information + * of the S3 administrator users and groups in the system + * @return {@code true} if the provided user is an S3 administrator else {@code false} + */ + public static boolean isS3Admin(@Nullable UserGroupInformation user, OzoneAdmins s3Admins) { Review Comment: Removed in [2daecc9](https://github.com/apache/ozone/pull/7268/commits/2daecc9cf71112d0c0813479e3d49181cf230e9b) ########## hadoop-ozone/common/src/test/java/org/apache/hadoop/ozone/conf/TestOzoneS3ConfigUtils.java: ########## @@ -0,0 +1,72 @@ +/* + * 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 + * <p> + * http://www.apache.org/licenses/LICENSE-2.0 + * <p> + * 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.hadoop.ozone.conf; + +import org.apache.hadoop.hdds.conf.OzoneConfiguration; +import org.apache.hadoop.ozone.OzoneConfigKeys; +import org.junit.jupiter.api.Test; + +import java.io.IOException; +import java.util.Arrays; + +import static org.assertj.core.api.Assertions.assertThat; + +/** + * This class is to test S3 configuration based utils. + */ +public class TestOzoneS3ConfigUtils { + + @Test + public void testS3AdminExtraction() throws IOException { Review Comment: Addressed in [2daecc9](https://github.com/apache/ozone/pull/7268/commits/2daecc9cf71112d0c0813479e3d49181cf230e9b) ########## hadoop-ozone/common/src/test/java/org/apache/hadoop/ozone/conf/TestOzoneS3ConfigUtils.java: ########## @@ -0,0 +1,72 @@ +/* + * 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 + * <p> + * http://www.apache.org/licenses/LICENSE-2.0 + * <p> + * 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.hadoop.ozone.conf; + +import org.apache.hadoop.hdds.conf.OzoneConfiguration; +import org.apache.hadoop.ozone.OzoneConfigKeys; +import org.junit.jupiter.api.Test; + +import java.io.IOException; +import java.util.Arrays; + +import static org.assertj.core.api.Assertions.assertThat; + +/** + * This class is to test S3 configuration based utils. + */ +public class TestOzoneS3ConfigUtils { + + @Test + public void testS3AdminExtraction() throws IOException { + OzoneConfiguration configuration = new OzoneConfiguration(); + configuration.set(OzoneConfigKeys.OZONE_S3_ADMINISTRATORS, "alice,bob"); + + assertThat(OzoneS3ConfigUtils.getS3AdminsFromConfig(configuration)) + .containsAll(Arrays.asList("alice", "bob")); + } + + @Test + public void testS3AdminExtractionWithFallback() throws IOException { + OzoneConfiguration configuration = new OzoneConfiguration(); + configuration.set(OzoneConfigKeys.OZONE_ADMINISTRATORS, "alice,bob"); + + assertThat(OzoneS3ConfigUtils.getS3AdminsFromConfig(configuration)) + .containsAll(Arrays.asList("alice", "bob")); + } + + @Test + public void testS3AdminGroupExtraction() { Review Comment: Addressed in [2daecc9](https://github.com/apache/ozone/pull/7268/commits/2daecc9cf71112d0c0813479e3d49181cf230e9b) -- This is an automated message from the Apache Git Service. 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