src/main/java/org/openslx/imagemaster/session/Authenticator.java


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package org.openslx.imagemaster.session;

import org.apache.log4j.Logger;
import org.openslx.imagemaster.db.DbUser;
import org.openslx.imagemaster.thrift.iface.AuthenticationError;
import org.openslx.imagemaster.thrift.iface.AuthenticationException;
import org.openslx.imagemaster.util.Sha512Crypt;

public class Authenticator
{
	private static Logger log = Logger.getLogger( Authenticator.class );

	/**
	 * Authenticate the user against whatever backend... currently MySQL only
	 * @param username
	 * @param password
	 * @return
	 * @throws AuthenticationException
	 */
	public static User authenticate( String username, String password ) throws AuthenticationException
	{
		DbUser user = DbUser.forLogin( username );
		if ( user == null || !Sha512Crypt.verifyPassword( password, user.password ) ) {
			log.debug( "Login failed: " + username );
			throw new AuthenticationException( AuthenticationError.INVALID_CREDENTIALS, "Invalid username or password!" );
		}
		log.debug( "Login successful: " + username );
		return user;
	}
	//
}