com.alibaba.nacos.console.security.nacos.JwtTokenManager Maven / Gradle / Ivy
/*
* Copyright 1999-2018 Alibaba Group Holding Ltd.
*
* 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 com.alibaba.nacos.console.security.nacos;
import com.alibaba.nacos.core.auth.AuthConfigs;
import io.jsonwebtoken.Claims;
import io.jsonwebtoken.Jwts;
import io.jsonwebtoken.SignatureAlgorithm;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.AuthorityUtils;
import org.springframework.security.core.userdetails.User;
import org.springframework.stereotype.Component;
import java.util.Date;
import java.util.List;
/**
* JWT token manager.
*
* @author wfnuser
* @author nkorange
*/
@Component
public class JwtTokenManager {
private static final String AUTHORITIES_KEY = "auth";
@Autowired
private AuthConfigs authConfigs;
/**
* Create token.
*
* @param authentication auth info
* @return token
*/
public String createToken(Authentication authentication) {
return createToken(authentication.getName());
}
/**
* Create token.
*
* @param userName auth info
* @return token
*/
public String createToken(String userName) {
long now = System.currentTimeMillis();
Date validity;
validity = new Date(now + authConfigs.getTokenValidityInSeconds() * 1000L);
Claims claims = Jwts.claims().setSubject(userName);
return Jwts.builder().setClaims(claims).setExpiration(validity)
.signWith(SignatureAlgorithm.HS256, authConfigs.getSecretKey()).compact();
}
/**
* Get auth Info.
*
* @param token token
* @return auth info
*/
public Authentication getAuthentication(String token) {
Claims claims = Jwts.parser().setSigningKey(authConfigs.getSecretKey()).parseClaimsJws(token).getBody();
List authorities = AuthorityUtils
.commaSeparatedStringToAuthorityList((String) claims.get(AUTHORITIES_KEY));
User principal = new User(claims.getSubject(), "", authorities);
return new UsernamePasswordAuthenticationToken(principal, "", authorities);
}
/**
* validate token.
*
* @param token token
*/
public void validateToken(String token) {
Jwts.parser().setSigningKey(authConfigs.getSecretKey()).parseClaimsJws(token);
}
}