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GUACAMOLE-5: Add randomly-generated connection sharing keys.

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This commit is contained in:
Michael Jumper
2016-07-20 13:33:51 -07:00
parent 16b0c64412
commit e1f4e6574e
3 changed files with 88 additions and 0 deletions
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4
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/JDBCAuthenticationProviderModule.java
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@@ -19,6 +19,7 @@
package org.apache.guacamole.auth.jdbc;
import com.google.inject.Scopes;
import org.apache.guacamole.auth.jdbc.user.UserContext;
import org.apache.guacamole.auth.jdbc.connectiongroup.RootConnectionGroup;
import org.apache.guacamole.auth.jdbc.connectiongroup.ModeledConnectionGroup;
@@ -62,6 +63,8 @@ import org.apache.guacamole.auth.jdbc.connection.ConnectionParameterMapper;
import org.apache.guacamole.auth.jdbc.permission.SharingProfilePermissionMapper;
import org.apache.guacamole.auth.jdbc.permission.SharingProfilePermissionService;
import org.apache.guacamole.auth.jdbc.permission.SharingProfilePermissionSet;
import org.apache.guacamole.auth.jdbc.sharing.SecureRandomShareKeyGenerator;
import org.apache.guacamole.auth.jdbc.sharing.ShareKeyGenerator;
import org.apache.guacamole.auth.jdbc.sharingprofile.ModeledSharingProfile;
import org.apache.guacamole.auth.jdbc.sharingprofile.SharingProfileDirectory;
import org.apache.guacamole.auth.jdbc.sharingprofile.SharingProfileMapper;
@@ -167,6 +170,7 @@ public class JDBCAuthenticationProviderModule extends MyBatisModule {
bind(GuacamoleTunnelService.class).to(RestrictedGuacamoleTunnelService.class);
bind(PasswordEncryptionService.class).to(SHA256PasswordEncryptionService.class);
bind(SaltService.class).to(SecureRandomSaltService.class);
bind(ShareKeyGenerator.class).to(SecureRandomShareKeyGenerator.class).in(Scopes.SINGLETON);
bind(SharingProfilePermissionService.class);
bind(SharingProfileService.class);
bind(SystemPermissionService.class);

45
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/sharing/SecureRandomShareKeyGenerator.java Normal file
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@@ -0,0 +1,45 @@
/*
* 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.guacamole.auth.jdbc.sharing;
import java.security.SecureRandom;
import javax.xml.bind.DatatypeConverter;
/**
* An implementation of the ShareKeyGenerator which uses SecureRandom to
* generate cryptographically-secure random sharing keys.
*
* @author Michael Jumper
*/
public class SecureRandomShareKeyGenerator implements ShareKeyGenerator {
/**
* Instance of SecureRandom for generating sharing keys.
*/
private final SecureRandom secureRandom = new SecureRandom();
@Override
public String getShareKey() {
byte[] bytes = new byte[33];
secureRandom.nextBytes(bytes);
return DatatypeConverter.printBase64Binary(bytes);
}
}

39
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/sharing/ShareKeyGenerator.java Normal file
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@@ -0,0 +1,39 @@
/*
* 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.guacamole.auth.jdbc.sharing;
/**
* Produces unique keys that can be safely used for the automatically-generated
* "sharing credentials" associated with a shared connection.
*
* @author Michael Jumper
*/
public interface ShareKeyGenerator {
/**
* Returns a new share key, guaranteed to be unique from all previously-
* returned share keys.
*
* @return
* The new share key.
*/
public String getShareKey();
}