ChenSammi commented on code in PR #9239: URL: https://github.com/apache/ozone/pull/9239#discussion_r2532861469
########## hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/security/acl/iam/IamSessionPolicyResolver.java: ########## @@ -0,0 +1,329 @@ +/* + * 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.hadoop.ozone.security.acl.iam; + +import static org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes.INVALID_REQUEST; +import static org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes.NOT_SUPPORTED_OPERATION; + +import com.fasterxml.jackson.databind.JsonNode; +import com.fasterxml.jackson.databind.ObjectMapper; +import java.util.Collections; +import java.util.HashSet; +import java.util.LinkedHashSet; +import java.util.Objects; +import java.util.Set; +import org.apache.commons.lang3.StringUtils; +import org.apache.hadoop.ozone.om.exceptions.OMException; +import org.apache.hadoop.ozone.security.acl.AssumeRoleRequest; + +/** + * Resolves a limited subset of AWS IAM session policies into Ozone ACL grants, + * according to either the RangerOzoneAuthorizer or OzoneNativeAuthorizer constructs. + * <p> + * Here are some differences between the RangerOzoneAuthorizer and OzoneNativeAuthorizer: + * - RangerOzoneAuthorizer doesn't currently use ResourceType.PREFIX, whereas OzoneNativeAuthorizer does. + * - OzoneNativeAuthorizer doesn't allow wildcards in bucket names (ex. ResourceArn `arn:aws:s3:::*`, + * `arn:aws:s3:::bucket*` or `*`), whereas RangerOzoneAuthorizer does. + * - For OzoneNativeAuthorizer, certain object wildcards are accepted. For example, ResourceArn + * `arn:aws:s3:::myBucket/*` and `arn:aws:s3:::myBucket/folder/logs/*` are accepted but not + * `arn:aws:s3:::myBucket/file*.txt`. + * <p> + * The only supported ResourceArn has prefix arn:aws:s3::: - all others will throw + * OMException with NOT_SUPPORTED_OPERATION. + * <p> + * The only supported Condition operator is StringEquals - all others will throw + * OMException with NOT_SUPPORTED_OPERATION. Furthermore, only one Condition is supported in a + * statement. + * <p> + * The only supported Condition attribute is s3:prefix - all others will throw + * OMException with NOT_SUPPORTED_OPERATION. + * <p> + * The only supported Effect is Allow - all others will throw OMException with NOT_SUPPORTED_OPERATION. + * <p> + * If a (currently) unsupported S3 action is requested, such as s3:GetAccelerateConfiguration, + * it will be silently ignored. + * <p> + * Supported wildcard expansions in Actions are: s3:*, s3:Get*, s3:Put*, s3:List*, + * s3:Create*, and s3:Delete*. + */ +public final class IamSessionPolicyResolver { + + private static final ObjectMapper MAPPER = new ObjectMapper(); + + private static final int MAX_JSON_LENGTH = 2048; Review Comment: Is this 2048 our limitation or AWS limitation for policy? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
