Samrat002 commented on code in PR #27788: URL: https://github.com/apache/flink/pull/27788#discussion_r3151725129
########## flink-filesystems/flink-s3-fs-native/src/test/java/org/apache/flink/fs/s3native/BucketConfigProviderTest.java: ########## @@ -0,0 +1,324 @@ +/* + * 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.flink.fs.s3native; + +import org.apache.flink.configuration.Configuration; +import org.apache.flink.configuration.IllegalConfigurationException; + +import org.junit.jupiter.api.Test; + +import static org.assertj.core.api.Assertions.assertThat; +import static org.assertj.core.api.Assertions.assertThatThrownBy; + +/** Tests for {@link BucketConfigProvider}. */ +class BucketConfigProviderTest { + + @Test + void testParsesSingleBucketConfig() { + Configuration config = new Configuration(); + config.setString("s3.bucket.my-bucket.endpoint", "https://s3.us-west-2.amazonaws.com";); + config.setString("s3.bucket.my-bucket.path-style-access", "true"); + config.setString("s3.bucket.my-bucket.region", "us-west-2"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + assertThat(provider.hasBucketConfig("my-bucket")).isTrue(); + assertThat(provider.size()).isEqualTo(1); + + S3BucketConfig bucketConfig = provider.getBucketConfig("my-bucket"); + assertThat(bucketConfig).isNotNull(); + assertThat(bucketConfig.getEndpoint()).isEqualTo("https://s3.us-west-2.amazonaws.com";); + assertThat(bucketConfig.getPathStyleAccess()).isTrue(); + assertThat(bucketConfig.getRegion()).isEqualTo("us-west-2"); + } + + @Test + void testParsesMultipleBucketConfigs() { + Configuration config = new Configuration(); + config.setString( + "s3.bucket.checkpoint-bucket.endpoint", "https://s3.us-east-1.amazonaws.com";); + config.setString("s3.bucket.checkpoint-bucket.region", "us-east-1"); + config.setString( + "s3.bucket.savepoint-bucket.endpoint", "https://s3.eu-west-1.amazonaws.com";); + config.setString("s3.bucket.savepoint-bucket.region", "eu-west-1"); + config.setString("s3.bucket.savepoint-bucket.path-style-access", "false"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + assertThat(provider.size()).isEqualTo(2); + + S3BucketConfig cpConfig = provider.getBucketConfig("checkpoint-bucket"); + assertThat(cpConfig).isNotNull(); + assertThat(cpConfig.getEndpoint()).isEqualTo("https://s3.us-east-1.amazonaws.com";); + assertThat(cpConfig.getRegion()).isEqualTo("us-east-1"); + assertThat(cpConfig.getPathStyleAccess()).isNull(); + + S3BucketConfig spConfig = provider.getBucketConfig("savepoint-bucket"); + assertThat(spConfig).isNotNull(); + assertThat(spConfig.getEndpoint()).isEqualTo("https://s3.eu-west-1.amazonaws.com";); + assertThat(spConfig.getRegion()).isEqualTo("eu-west-1"); + assertThat(spConfig.getPathStyleAccess()).isFalse(); + } + + @Test + void testBucketConfigWithCredentials() { + Configuration config = new Configuration(); + config.setString("s3.bucket.secure-bucket.access-key", "AKIAIOSFODNN7EXAMPLE"); + config.setString( + "s3.bucket.secure-bucket.secret-key", "wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + S3BucketConfig bucketConfig = provider.getBucketConfig("secure-bucket"); + assertThat(bucketConfig).isNotNull(); + assertThat(bucketConfig.getAccessKey()).isEqualTo("AKIAIOSFODNN7EXAMPLE"); + assertThat(bucketConfig.getSecretKey()) + .isEqualTo("wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY"); + } + + @Test + void testBucketConfigWithEncryption() { + Configuration config = new Configuration(); + config.setString("s3.bucket.encrypted-bucket.sse.type", "sse-kms"); + config.setString( + "s3.bucket.encrypted-bucket.sse.kms-key-id", + "arn:aws:kms:us-east-1:123456789:key/12345678"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + S3BucketConfig bucketConfig = provider.getBucketConfig("encrypted-bucket"); + assertThat(bucketConfig).isNotNull(); + assertThat(bucketConfig.getSseType()).isEqualTo("sse-kms"); + assertThat(bucketConfig.getSseKmsKeyId()) + .isEqualTo("arn:aws:kms:us-east-1:123456789:key/12345678"); + } + + @Test + void testBucketConfigWithAssumeRole() { + Configuration config = new Configuration(); + config.setString( + "s3.bucket.cross-account-bucket.assume-role.arn", + "arn:aws:iam::123456789012:role/S3AccessRole"); + config.setString("s3.bucket.cross-account-bucket.assume-role.external-id", "ext-id-abc"); + config.setString("s3.bucket.cross-account-bucket.assume-role.session-name", "flink-job"); + config.setString("s3.bucket.cross-account-bucket.assume-role.session-duration", "7200"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + S3BucketConfig bucketConfig = provider.getBucketConfig("cross-account-bucket"); + assertThat(bucketConfig).isNotNull(); + assertThat(bucketConfig.getAssumeRoleArn()) + .isEqualTo("arn:aws:iam::123456789012:role/S3AccessRole"); + assertThat(bucketConfig.getAssumeRoleExternalId()).isEqualTo("ext-id-abc"); + assertThat(bucketConfig.getAssumeRoleSessionName()).isEqualTo("flink-job"); + assertThat(bucketConfig.getAssumeRoleSessionDurationSeconds()).isEqualTo(7200); + } + + @Test + void testBucketConfigWithCredentialsProvider() { + Configuration config = new Configuration(); + config.setString( + "s3.bucket.custom-bucket.credentials.provider", + "software.amazon.awssdk.auth.credentials.AnonymousCredentialsProvider"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + S3BucketConfig bucketConfig = provider.getBucketConfig("custom-bucket"); + assertThat(bucketConfig).isNotNull(); + assertThat(bucketConfig.getCredentialsProvider()) + .isEqualTo("software.amazon.awssdk.auth.credentials.AnonymousCredentialsProvider"); + } + + @Test + void testDottedBucketName() { + Configuration config = new Configuration(); + config.setString("s3.bucket.my.company.data.endpoint", "https://s3-custom.example.com";); + config.setString("s3.bucket.my.company.data.region", "ap-southeast-1"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + assertThat(provider.hasBucketConfig("my.company.data")).isTrue(); + + S3BucketConfig bucketConfig = provider.getBucketConfig("my.company.data"); + assertThat(bucketConfig).isNotNull(); + assertThat(bucketConfig.getEndpoint()).isEqualTo("https://s3-custom.example.com";); + assertThat(bucketConfig.getRegion()).isEqualTo("ap-southeast-1"); + } + + @Test + void testDottedBucketNameWithSseProperty() { + Configuration config = new Configuration(); + config.setString("s3.bucket.my.dotted.bucket.sse.type", "sse-s3"); + config.setString("s3.bucket.my.dotted.bucket.sse.kms-key-id", "key-123"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + S3BucketConfig bucketConfig = provider.getBucketConfig("my.dotted.bucket"); + assertThat(bucketConfig).isNotNull(); + assertThat(bucketConfig.getSseType()).isEqualTo("sse-s3"); + assertThat(bucketConfig.getSseKmsKeyId()).isEqualTo("key-123"); + } + + @Test + void testNonBucketConfigKeysIgnored() { + Configuration config = new Configuration(); + config.setString("s3.access-key", "GLOBAL_KEY"); + config.setString("s3.secret-key", "GLOBAL_SECRET"); + config.setString("s3.region", "us-east-1"); + config.setString("s3.bucket.my-bucket.region", "eu-west-1"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + assertThat(provider.size()).isEqualTo(1); + assertThat(provider.hasBucketConfig("my-bucket")).isTrue(); + } + + @Test + void testUnknownBucketPropertyIgnored() { + Configuration config = new Configuration(); + config.setString("s3.bucket.my-bucket.unknown-property", "some-value"); + config.setString("s3.bucket.my-bucket.region", "us-east-1"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + S3BucketConfig bucketConfig = provider.getBucketConfig("my-bucket"); + assertThat(bucketConfig).isNotNull(); + assertThat(bucketConfig.getRegion()).isEqualTo("us-east-1"); + } + + @Test + void testNoBucketConfigReturnsNull() { + Configuration config = new Configuration(); + config.setString("s3.access-key", "GLOBAL_KEY"); + config.setString("s3.secret-key", "GLOBAL_SECRET"); + + BucketConfigProvider provider = new BucketConfigProvider(config); + + assertThat(provider.getBucketConfig("non-existent-bucket")).isNull(); + assertThat(provider.size()).isEqualTo(0); + } + + @Test + void testEmptyConfiguration() { + BucketConfigProvider provider = new BucketConfigProvider(new Configuration()); + + assertThat(provider.size()).isEqualTo(0); + assertThat(provider.getBucketConfig("any-bucket")).isNull(); + } + + @Test + void testPartialCredentialsRejected() { + Configuration config = new Configuration(); + config.setString("s3.bucket.bad-bucket.access-key", "AKIAIOSFODNN7EXAMPLE"); + + assertThatThrownBy(() -> new BucketConfigProvider(config)) + .isInstanceOf(IllegalConfigurationException.class) + .hasMessageContaining("must be set together"); + } + + @Test + void testInvalidSessionDurationThrowsException() { + Configuration config = new Configuration(); + config.setString("s3.bucket.my-bucket.assume-role.session-duration", "not-a-number"); + config.setString("s3.bucket.my-bucket.region", "us-east-1"); + + assertThatThrownBy(() -> new BucketConfigProvider(config)) + .isInstanceOf(IllegalConfigurationException.class) + .hasMessageContaining("Invalid assume-role.session-duration"); + } + + @Test + void testPropertyApplicatorsCoverAllKnownProperties() { + assertThat(BucketConfigProvider.PROPERTY_APPLICATORS.size()) + .as("PROPERTY_APPLICATORS must have an entry for every known property") + .isEqualTo(BucketConfigProvider.KNOWN_PROPERTIES_BY_LENGTH.size()); + + assertThat(BucketConfigProvider.PROPERTY_APPLICATORS.keySet()) + .containsExactlyInAnyOrderElementsOf( + BucketConfigProvider.KNOWN_PROPERTIES_BY_LENGTH); + } + + @Test + void testKnownPropertiesSortedByDescendingLength() { + for (int i = 1; i < BucketConfigProvider.KNOWN_PROPERTIES_BY_LENGTH.size(); i++) { + assertThat(BucketConfigProvider.KNOWN_PROPERTIES_BY_LENGTH.get(i).length()) + .as( + "Property at index %d ('%s') should not be longer than property at index %d ('%s')", + i, + BucketConfigProvider.KNOWN_PROPERTIES_BY_LENGTH.get(i), + i - 1, + BucketConfigProvider.KNOWN_PROPERTIES_BY_LENGTH.get(i - 1)) + .isLessThanOrEqualTo( + BucketConfigProvider.KNOWN_PROPERTIES_BY_LENGTH.get(i - 1).length()); + } + } + + @Test + void testChinaPartitionBucketConfig() { Review Comment: removed the test. i thought China is a specific region test would be better to add -- This is an automated message from the Apache Git Service. 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