58 lines
1.8 KiB
Java
58 lines
1.8 KiB
Java
/*
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* Copyright 2021 Red Hat, Inc. and/or its affiliates
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* and other contributors as indicated by the @author tags.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.keycloak.models;
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import org.junit.Assert;
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import org.junit.Test;
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import org.keycloak.models.utils.TimeBasedOTP;
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import java.nio.charset.StandardCharsets;
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import java.util.Calendar;
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public class TotpTest {
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@Test
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public void testTotp() {
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TimeBasedOTP totp = new TimeBasedOTP("HmacSHA1", 8, 30, 1);
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String secret = "dSdmuHLQhkm54oIm0A0S";
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String otp = totp.generateTOTP(secret);
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Assert.assertTrue(totp.validateTOTP(otp, secret.getBytes(StandardCharsets.UTF_8)));
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}
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/**
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* KEYCLOAK-18880
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*/
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@Test
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public void testTotpLookAround() {
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int lookAroundWindow = 2;
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TimeBasedOTP totp = new TimeBasedOTP("HmacSHA1", 8, 60, lookAroundWindow);
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String secret = "dSdmuHLQhkm54oIm0A0S";
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String otp = totp.generateTOTP(secret);
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for (int i = -lookAroundWindow; i <= lookAroundWindow; i++) {
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Calendar calendar = Calendar.getInstance();
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calendar.add(Calendar.MINUTE, i);
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totp.setCalendar(calendar);
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Assert.assertTrue("Should accept code with skew offset " + i,totp.validateTOTP(otp, secret.getBytes(StandardCharsets.UTF_8)));
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}
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}
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}
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