| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 io.mifos.provisioner.internal.util; |
| |
| import java.math.BigInteger; |
| import java.security.KeyFactory; |
| import java.security.PrivateKey; |
| import java.security.spec.RSAPrivateKeySpec; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.fineract.cn.anubis.api.v1.RoleConstants; |
| import org.apache.fineract.cn.anubis.token.SystemAccessTokenSerializer; |
| import org.apache.fineract.cn.anubis.token.TokenSerializationResult; |
| |
| public class TokenProvider { |
| private final String keyTimestamp; |
| private final PrivateKey privateKey; |
| private final SystemAccessTokenSerializer tokenSerializer; |
| |
| public TokenProvider( |
| final String keyTimestamp, |
| final BigInteger privateKeyModulus, |
| final BigInteger privateKeyExponent, |
| final SystemAccessTokenSerializer tokenSerializer) { |
| super(); |
| this.tokenSerializer = tokenSerializer; |
| |
| try { |
| this.keyTimestamp = keyTimestamp; |
| final KeyFactory keyFactory = KeyFactory.getInstance("RSA"); |
| |
| final RSAPrivateKeySpec rsaPrivateKeySpec |
| = new RSAPrivateKeySpec(privateKeyModulus, privateKeyExponent); |
| this.privateKey = keyFactory.generatePrivate(rsaPrivateKeySpec); |
| |
| } catch (final Exception ex) { |
| throw new IllegalStateException("Could not read RSA key pair!", ex); |
| } |
| } |
| |
| public TokenSerializationResult createToken( |
| final String subject, |
| final String audience, |
| final long ttl, |
| final TimeUnit timeUnit) { |
| SystemAccessTokenSerializer.Specification specification = new SystemAccessTokenSerializer.Specification(); |
| specification.setKeyTimestamp(keyTimestamp); |
| specification.setTenant(subject); |
| specification.setTargetApplicationName(audience); |
| specification.setSecondsToLive(timeUnit.toSeconds(ttl)); |
| specification.setRole(RoleConstants.SYSTEM_ADMIN_ROLE_IDENTIFIER); |
| specification.setPrivateKey(privateKey); |
| |
| return this.tokenSerializer.build(specification); |
| } |
| } |