102 lines
3.3 KiB
Java
102 lines
3.3 KiB
Java
/*
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* Copyright 2020-2021 the original author or authors.
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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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* https://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.springframework.security.oauth2.server.authorization.authentication;
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import java.time.Instant;
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import java.time.temporal.ChronoUnit;
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import java.util.Collections;
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import java.util.Set;
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import org.springframework.security.authentication.AuthenticationProvider;
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import org.springframework.security.oauth2.core.endpoint.OAuth2ParameterNames;
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import org.springframework.security.oauth2.core.oidc.IdTokenClaimNames;
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import org.springframework.security.oauth2.jose.jws.SignatureAlgorithm;
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import org.springframework.security.oauth2.jwt.JoseHeader;
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import org.springframework.security.oauth2.jwt.Jwt;
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import org.springframework.security.oauth2.jwt.JwtClaimsSet;
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import org.springframework.security.oauth2.server.authorization.client.RegisteredClient;
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import org.springframework.util.CollectionUtils;
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import org.springframework.util.StringUtils;
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/**
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* Utility methods used by the {@link AuthenticationProvider}'s when issuing {@link Jwt}'s.
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*
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* @author Joe Grandja
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* @since 0.1.0
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*/
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final class JwtUtils {
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private JwtUtils() {
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}
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static JoseHeader.Builder headers() {
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return JoseHeader.withAlgorithm(SignatureAlgorithm.RS256);
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}
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static JwtClaimsSet.Builder accessTokenClaims(RegisteredClient registeredClient,
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String issuer, String subject, Set<String> authorizedScopes) {
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Instant issuedAt = Instant.now();
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Instant expiresAt = issuedAt.plus(registeredClient.getTokenSettings().accessTokenTimeToLive());
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// @formatter:off
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JwtClaimsSet.Builder claimsBuilder = JwtClaimsSet.builder();
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if (StringUtils.hasText(issuer)) {
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claimsBuilder.issuer(issuer);
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}
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claimsBuilder
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.subject(subject)
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.audience(Collections.singletonList(registeredClient.getClientId()))
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.issuedAt(issuedAt)
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.expiresAt(expiresAt)
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.notBefore(issuedAt);
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if (!CollectionUtils.isEmpty(authorizedScopes)) {
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claimsBuilder.claim(OAuth2ParameterNames.SCOPE, authorizedScopes);
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}
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// @formatter:on
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return claimsBuilder;
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}
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static JwtClaimsSet.Builder idTokenClaims(RegisteredClient registeredClient,
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String issuer, String subject, String nonce) {
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Instant issuedAt = Instant.now();
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// TODO Allow configuration for ID Token time-to-live
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Instant expiresAt = issuedAt.plus(30, ChronoUnit.MINUTES);
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// @formatter:off
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JwtClaimsSet.Builder claimsBuilder = JwtClaimsSet.builder();
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if (StringUtils.hasText(issuer)) {
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claimsBuilder.issuer(issuer);
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}
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claimsBuilder
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.subject(subject)
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.audience(Collections.singletonList(registeredClient.getClientId()))
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.issuedAt(issuedAt)
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.expiresAt(expiresAt)
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.claim(IdTokenClaimNames.AZP, registeredClient.getClientId());
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if (StringUtils.hasText(nonce)) {
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claimsBuilder.claim(IdTokenClaimNames.NONCE, nonce);
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}
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// TODO Add 'auth_time' claim
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// @formatter:on
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return claimsBuilder;
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}
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}
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