Files
ma1sd/src/main/groovy/io/kamax/mxisd/signature/SignatureManager.groovy
2017-01-23 04:10:03 +01:00

60 lines
1.9 KiB
Groovy

/*
* mxisd - Matrix Identity Server Daemon
* Copyright (C) 2017 Maxime Dor
*
* https://max.kamax.io/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package io.kamax.mxisd.signature
import io.kamax.mxisd.config.ServerConfig
import io.kamax.mxisd.key.KeyManager
import net.i2p.crypto.eddsa.EdDSAEngine
import org.springframework.beans.factory.InitializingBean
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.stereotype.Component
import java.security.MessageDigest
@Component
class SignatureManager implements InitializingBean {
@Autowired
private KeyManager keyMgr
@Autowired
private ServerConfig srvCfg
private EdDSAEngine signEngine
Map<?, ?> signMessage(String message) {
byte[] signRaw = signEngine.signOneShot(message.getBytes())
String sign = Base64.getEncoder().encodeToString(signRaw)
return [
"${srvCfg.getName()}": [
"ed25519:${keyMgr.getCurrentIndex()}": sign
]
]
}
@Override
void afterPropertiesSet() throws Exception {
signEngine = new EdDSAEngine(MessageDigest.getInstance(keyMgr.getSpecs().getHashAlgorithm()))
signEngine.initSign(keyMgr.getPrivateKey(keyMgr.getCurrentIndex()))
}
}