org.jfrog.hudson.util.OverridingDeployerCredentialsConverter Maven / Gradle / Ivy
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Integrates Artifactory to Hudson
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/*
* Copyright (C) 2010 JFrog Ltd.
*
* Licensed 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.jfrog.hudson.util;
import com.thoughtworks.xstream.converters.UnmarshallingContext;
import hudson.util.Scrambler;
import hudson.util.XStream2;
import org.apache.commons.lang.StringUtils;
import org.jfrog.hudson.DeployerOverrider;
import java.lang.reflect.Field;
/**
* When upgrading from an older version, a user might have deployer credentials as local variables of a builder
* configuration. This converter Will check for existing old deployer credentials and "move" them to a credentials
* object instead, thus overriding the deployer credentials of the global config.
*
* @author Noam Y. Tenne
*/
public class OverridingDeployerCredentialsConverter
extends XStream2.PassthruConverter {
public OverridingDeployerCredentialsConverter(XStream2 xstream) {
super(xstream);
}
@Override
protected void callback(T deployerOverrider, UnmarshallingContext context) {
Class overriderClass = deployerOverrider.getClass();
try {
Field oldUsernameField = overriderClass.getDeclaredField("username");
oldUsernameField.setAccessible(true);
Object oldUsernameValue = oldUsernameField.get(deployerOverrider);
if (oldUsernameValue != null && StringUtils.isNotBlank((String) oldUsernameValue) &&
!deployerOverrider.isOverridingDefaultDeployer()) {
String oldUsername = (String) oldUsernameValue;
String oldPassword = null;
Field oldPasswordField;
try {
oldPasswordField = overriderClass.getDeclaredField("password");
} catch (NoSuchFieldException e) {
oldPasswordField = overriderClass.getDeclaredField("scrambledPassword");
}
oldPasswordField.setAccessible(true);
Object oldPasswordValue = oldPasswordField.get(deployerOverrider);
if ((oldPasswordValue != null) && StringUtils.isNotBlank(((String) oldPasswordValue))) {
oldPassword = Scrambler.descramble((String) oldPasswordValue);
}
Field overridingCredentialsField = overriderClass.getDeclaredField("overridingDeployerCredentials");
overridingCredentialsField.setAccessible(true);
overridingCredentialsField.set(deployerOverrider, new Credentials(oldUsername, oldPassword));
}
} catch (NoSuchFieldException e) {
throw new RuntimeException(getConversionErrorMessage(deployerOverrider), e);
} catch (IllegalAccessException e) {
throw new RuntimeException(getConversionErrorMessage(deployerOverrider), e);
}
}
private String getConversionErrorMessage(T deployerOverrider) {
return String.format("Could not convert the class '%s' to use the new overriding deployer credential storage " +
"format.", deployerOverrider.getClass().getName());
}
}