org.apache.maven.settings.crypto.DefaultSettingsDecrypter Maven / Gradle / Ivy

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The effective settings builder, with inheritance and password decryption.
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package org.apache.maven.settings.crypto;

/*
 * 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.
 */

import java.util.ArrayList;
import java.util.List;

import org.apache.maven.settings.Proxy;
import org.apache.maven.settings.Server;
import org.apache.maven.settings.building.DefaultSettingsProblem;
import org.apache.maven.settings.building.SettingsProblem;
import org.apache.maven.settings.building.SettingsProblem.Severity;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;
import org.sonatype.plexus.components.sec.dispatcher.SecDispatcher;
import org.sonatype.plexus.components.sec.dispatcher.SecDispatcherException;

/**
 * Decrypts passwords in the settings.
 * 
 * @author Benjamin Bentmann
 */
@Component( role = SettingsDecrypter.class )
public class DefaultSettingsDecrypter
    implements SettingsDecrypter
{

    @Requirement( hint = "maven" )
    private SecDispatcher securityDispatcher;

    public SettingsDecryptionResult decrypt( SettingsDecryptionRequest request )
    {
        List problems = new ArrayList();

        List servers = new ArrayList();

        for ( Server server : request.getServers() )
        {
            server = server.clone();

            servers.add( server );

            try
            {
                server.setPassword( decrypt( server.getPassword() ) );
            }
            catch ( SecDispatcherException e )
            {
                problems.add( new DefaultSettingsProblem( "Failed to decrypt password for server " + server.getId()
                    + ": " + e.getMessage(), Severity.ERROR, "server: " + server.getId(), -1, -1, e ) );
            }

            try
            {
                server.setPassphrase( decrypt( server.getPassphrase() ) );
            }
            catch ( SecDispatcherException e )
            {
                problems.add( new DefaultSettingsProblem( "Failed to decrypt passphrase for server " + server.getId()
                    + ": " + e.getMessage(), Severity.ERROR, "server: " + server.getId(), -1, -1, e ) );
            }
        }

        List proxies = new ArrayList();

        for ( Proxy proxy : request.getProxies() )
        {
            proxy = proxy.clone();

            proxies.add( proxy );

            try
            {
                proxy.setPassword( decrypt( proxy.getPassword() ) );
            }
            catch ( SecDispatcherException e )
            {
                problems.add( new DefaultSettingsProblem( "Failed to decrypt password for proxy " + proxy.getId()
                    + ": " + e.getMessage(), Severity.ERROR, "proxy: " + proxy.getId(), -1, -1, e ) );
            }
        }

        return new DefaultSettingsDecryptionResult( servers, proxies, problems );
    }

    private String decrypt( String str )
        throws SecDispatcherException
    {
        return ( str == null ) ? null : securityDispatcher.decrypt( str );
    }

}