package org.keycloak.test;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.openssl.PEMWriter;
import org.keycloak.util.PemUtils;
import java.io.IOException;
import java.io.StringWriter;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.NoSuchAlgorithmException;
import java.security.Security;
/**
* @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
* @version $Revision: 1 $
*/
public class RealmKeyGenerator {
static {
if (Security.getProvider("BC") == null) Security.addProvider(new BouncyCastleProvider());
}
public static void main(String[] args) throws Exception {
KeyPair keyPair = null;
try {
keyPair = KeyPairGenerator.getInstance("RSA").generateKeyPair();
} catch (NoSuchAlgorithmException e) {
throw new RuntimeException(e);
}
System.out.println("privateKey : " + printKey(keyPair.getPrivate()));
System.out.println("publicKey : " + printKey(keyPair.getPublic()));
}
private static String printKey(Object key){
StringWriter writer = new StringWriter();
PEMWriter pemWriter = new PEMWriter(writer);
try {
pemWriter.writeObject(key);
pemWriter.flush();
} catch (IOException e) {
throw new RuntimeException(e);
}
String s = writer.toString();
return PemUtils.removeBeginEnd(s);
}
}