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TokenController.java 3.01 KiB
/*
* Copyright (C) 2020-2024 by Savoir-faire Linux
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package net.jami.jams.authmodule;
import static net.jami.jams.common.objects.user.AccessLevel.DEVICE;
import com.nimbusds.jose.JOSEObjectType;
import com.nimbusds.jose.JWSAlgorithm;
import com.nimbusds.jose.JWSHeader;
import com.nimbusds.jose.crypto.RSASSASigner;
import com.nimbusds.jwt.JWTClaimsSet;
import com.nimbusds.jwt.SignedJWT;
import net.jami.jams.common.authmodule.AuthTokenResponse;
import net.jami.jams.common.objects.user.User;
import java.security.PrivateKey;
import java.util.Date;
import java.util.UUID;
public class TokenController {
private static PrivateKey signingKey;
public TokenController(PrivateKey signingKey) {
TokenController.signingKey = signingKey;
}
public AuthTokenResponse getToken(User user, String deviceId) {
AuthTokenResponse authTokenResponse = new AuthTokenResponse();
JWSHeader jwsHeader =
new JWSHeader.Builder(JWSAlgorithm.RS256).type(JOSEObjectType.JWT).build();
JWTClaimsSet.Builder builder =
new JWTClaimsSet.Builder()
.issuer("JAMS")
.subject(user.getUsername())
.audience("JAMS")
.claim("oneTimePassword", user.getNeedsPasswordReset())
.expirationTime(new Date(System.currentTimeMillis() + 30 * 60 * 1000))
.notBeforeTime(new Date(System.currentTimeMillis()))
.issueTime(new Date(System.currentTimeMillis()))
.jwtID(UUID.randomUUID().toString());
if (deviceId != null) {
builder.claim("scope", DEVICE);
builder.claim("deviceId", deviceId);
authTokenResponse.setScope(DEVICE);
} else {
builder.claim("scope", user.getAccessLevel());
authTokenResponse.setScope(user.getAccessLevel());
}
JWTClaimsSet jwtClaims = builder.build();
SignedJWT signedJWT = new SignedJWT(jwsHeader, jwtClaims);
try {
signedJWT.sign(new RSASSASigner(signingKey));
authTokenResponse.setAccess_token(signedJWT.serialize());
authTokenResponse.setExpires_in(30 * 60L);
authTokenResponse.setToken_type("Bearer");
return authTokenResponse;
} catch (Exception e) {
return null;
}
}
}