org.keycloak.policy.RegexPatternsPasswordPolicyProvider Maven / Gradle / Ivy
/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* 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.keycloak.policy;
import org.keycloak.models.KeycloakContext;
import org.keycloak.models.RealmModel;
import org.keycloak.models.UserModel;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @author Stian Thorgersen
*/
public class RegexPatternsPasswordPolicyProvider implements PasswordPolicyProvider {
private static final String ERROR_MESSAGE = "invalidPasswordRegexPatternMessage";
private KeycloakContext context;
public RegexPatternsPasswordPolicyProvider(KeycloakContext context) {
this.context = context;
}
@Override
public PolicyError validate(String username, String password) {
Pattern pattern = context.getRealm().getPasswordPolicy().getPolicyConfig(RegexPatternsPasswordPolicyProviderFactory.ID);
Matcher matcher = pattern.matcher(password);
if (!matcher.matches()) {
return new PolicyError(ERROR_MESSAGE, pattern.pattern());
}
return null;
}
@Override
public PolicyError validate(RealmModel realm, UserModel user, String password) {
return validate(user.getUsername(), password);
}
@Override
public Object parseConfig(String value) {
if (value == null) {
throw new IllegalArgumentException("Config required");
}
return Pattern.compile(value);
}
@Override
public void close() {
}
}