dml872 commented on a change in pull request #4495: URL: https://github.com/apache/nifi/pull/4495#discussion_r482809817
########## File path: nifi-nar-bundles/nifi-jwt-bundle/nifi-jwt-processors/src/main/java/org/apache/nifi/processors/jwt/SignJWT.java ########## @@ -0,0 +1,165 @@ +/* + * 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.processors.jwt; + +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.ObjectMapper; +import io.jsonwebtoken.JwtException; +import io.jsonwebtoken.Jwts; +import net.schmizz.sshj.SSHClient; +import net.schmizz.sshj.userauth.keyprovider.KeyProvider; +import org.apache.nifi.annotation.behavior.InputRequirement; +import org.apache.nifi.annotation.behavior.InputRequirement.Requirement; +import org.apache.nifi.annotation.behavior.SideEffectFree; +import org.apache.nifi.annotation.behavior.WritesAttribute; +import org.apache.nifi.annotation.behavior.WritesAttributes; +import org.apache.nifi.annotation.documentation.CapabilityDescription; +import org.apache.nifi.annotation.documentation.SeeAlso; +import org.apache.nifi.annotation.documentation.Tags; +import org.apache.nifi.annotation.lifecycle.OnScheduled; +import org.apache.nifi.components.PropertyDescriptor; +import org.apache.nifi.flowfile.FlowFile; +import org.apache.nifi.processor.AbstractProcessor; +import org.apache.nifi.processor.Relationship; +import org.apache.nifi.processor.ProcessorInitializationContext; +import org.apache.nifi.processor.ProcessContext; +import org.apache.nifi.processor.ProcessSession; +import org.apache.nifi.processor.exception.ProcessException; +import org.apache.nifi.processor.io.OutputStreamCallback; +import org.bouncycastle.jce.provider.BouncyCastleProvider; + +import java.io.File; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.security.PrivateKey; +import java.security.Security; +import java.util.List; +import java.util.Set; +import java.util.ArrayList; +import java.util.Collections; +import java.util.HashSet; +import java.util.Map; + +@InputRequirement(Requirement.INPUT_REQUIRED) +@SideEffectFree +@Tags({ "jwt", "json", "flowfile", "sign" }) +@CapabilityDescription("JWT Signs a JSON file with a specified private key. The JSON must be key value pairs.") +@WritesAttributes({ + @WritesAttribute(attribute = "failure.reason", description = "If the flow file is routed to the failure relationship " + + "the attribute will contain the error message resulting from the validation failure.") +}) +@SeeAlso({ UnsignJWT.class }) +public class SignJWT extends AbstractProcessor { Review comment: The documentation for the jwt library used say the following when talking about signing algorithms: `It is recommended that you specify the signing key by calling call the JwtBuilder's signWith method and let JJWT determine the most secure algorithm allowed for the specified key.:` ---------------------------------------------------------------- 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: us...@infra.apache.org
