/*
* 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.ftpserver;
import org.apache.ftpserver.impl.DefaultConnectionConfig;
/**
* Factory for creating connection configurations
*
* @author <a href="http://mina.apache.org">Apache MINA Project</a>
*/
public class ConnectionConfigFactory {
private int maxLogins = 10;
private boolean anonymousLoginEnabled = true;
private int maxAnonymousLogins = 10;
private int maxLoginFailures = 3;
private int loginFailureDelay = 500;
private int maxThreads = 0;
/**
* Create a connection configuration instances based on the configuration on this factory
* @return The {@link ConnectionConfig} instance
*/
public ConnectionConfig createConnectionConfig() {
return new DefaultConnectionConfig(anonymousLoginEnabled,
loginFailureDelay, maxLogins, maxAnonymousLogins,
maxLoginFailures, maxThreads);
}
/**
* The delay in number of milliseconds between login failures. Important to
* make brute force attacks harder.
*
* @return The delay time in milliseconds
*/
public int getLoginFailureDelay() {
return loginFailureDelay;
}
/**
* The maximum number of anonymous logins the server would allow at any given time
* @return The maximum number of anonymous logins
*/
public int getMaxAnonymousLogins() {
return maxAnonymousLogins;
}
/**
* The maximum number of time an user can fail to login before getting disconnected
* @return The maximum number of failure login attempts
*/
public int getMaxLoginFailures() {
return maxLoginFailures;
}
/**
* The maximum number of concurrently logged in users
* @return The maximum number of users
*/
public int getMaxLogins() {
return maxLogins;
}
/**
* Is anonymous logins allowed at the server?
* @return true if anonymous logins are enabled
*/
public boolean isAnonymousLoginEnabled() {
return anonymousLoginEnabled;
}
/**
* Set she maximum number of concurrently logged in users
* @param maxLogins The maximum number of users
*/
public void setMaxLogins(final int maxLogins) {
this.maxLogins = maxLogins;
}
/**
* Returns the maximum number of threads the server is allowed to create for
* processing client requests.
*
* @return the maximum number of threads the server is allowed to create for
* processing client requests.
*/
public int getMaxThreads() {
return maxThreads;
}
/**
* Sets the maximum number of threads the server is allowed to create for
* processing client requests.
*
* @param maxThreads
* the maximum number of threads the server is allowed to create
* for processing client requests.
*/
public void setMaxThreads(int maxThreads) {
this.maxThreads = maxThreads;
}
/**
* Set if anonymous logins are allowed at the server
* @param anonymousLoginEnabled true if anonymous logins should be enabled
*/
public void setAnonymousLoginEnabled(final boolean anonymousLoginEnabled) {
this.anonymousLoginEnabled = anonymousLoginEnabled;
}
/**
* Sets the maximum number of anonymous logins the server would allow at any given time
* @param maxAnonymousLogins The maximum number of anonymous logins
*/
public void setMaxAnonymousLogins(final int maxAnonymousLogins) {
this.maxAnonymousLogins = maxAnonymousLogins;
}
/**
* Set the maximum number of time an user can fail to login before getting disconnected
* @param maxLoginFailures The maximum number of failure login attempts
*/
public void setMaxLoginFailures(final int maxLoginFailures) {
this.maxLoginFailures = maxLoginFailures;
}
/**
* Set the delay in number of milliseconds between login failures. Important to
* make brute force attacks harder.
*
* @param loginFailureDelay The delay time in milliseconds
*/
public void setLoginFailureDelay(final int loginFailureDelay) {
this.loginFailureDelay = loginFailureDelay;
}
}