bharatviswa504 commented on a change in pull request #1628: URL: https://github.com/apache/ozone/pull/1628#discussion_r538907902
########## File path: hadoop-ozone/s3gateway/src/main/java/org/apache/hadoop/ozone/s3/signature/StringToSignProducer.java ########## @@ -0,0 +1,308 @@ +/** + * 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.s3.signature; + +import javax.ws.rs.container.ContainerRequestContext; +import javax.ws.rs.core.MultivaluedMap; +import java.io.UnsupportedEncodingException; +import java.net.InetAddress; +import java.net.URI; +import java.net.URISyntaxException; +import java.net.URLEncoder; +import java.net.UnknownHostException; +import java.nio.charset.Charset; +import java.nio.charset.StandardCharsets; +import java.security.MessageDigest; +import java.security.NoSuchAlgorithmException; +import java.time.LocalDate; +import java.time.ZoneOffset; +import java.time.format.DateTimeFormatter; +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +import org.apache.hadoop.ozone.s3.exception.OS3Exception; +import org.apache.hadoop.ozone.s3.signature.AWSSignatureProcessor.LowerCaseKeyStringMap; +import org.apache.hadoop.util.StringUtils; + +import com.google.common.annotations.VisibleForTesting; +import static java.time.temporal.ChronoUnit.SECONDS; +import static org.apache.hadoop.ozone.s3.exception.S3ErrorTable.S3_AUTHINFO_CREATION_ERROR; +import org.apache.kerby.util.Hex; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Stateless utility to create stringToSign, the base of the signature. + */ +public final class StringToSignProducer { + + public static final String X_AMZ_CONTENT_SHA256 = "X-Amz-Content-SHA256"; + public static final String X_AMAZ_DATE = "X-Amz-Date"; + private static final Logger LOG = + LoggerFactory.getLogger(StringToSignProducer.class); + private static final Charset UTF_8 = StandardCharsets.UTF_8; + private static final String NEWLINE = "\n"; + private static final String HOST = "host"; + private static final String UNSIGNED_PAYLOAD = "UNSIGNED-PAYLOAD"; + /** + * Seconds in a week, which is the max expiration time Sig-v4 accepts. + */ + private static final long PRESIGN_URL_MAX_EXPIRATION_SECONDS = + 60 * 60 * 24 * 7; + private static final DateTimeFormatter TIME_FORMATTER = + DateTimeFormatter.ofPattern("yyyyMMdd'T'HHmmss'Z'") + .withZone(ZoneOffset.UTC); + + private StringToSignProducer() { + } + + public static String createSignatureBase( + SignatureInfo signatureInfo, + ContainerRequestContext context + ) throws Exception { + return createSignatureBase(signatureInfo, Review comment: Can we combine this method and below. And also can we call this method like createStringToSign, it is confusing as it says createSignatureBase IMO. ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
