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package util;
import java.net.URI;
import java.net.URISyntaxException;
import org.apache.log4j.Logger;
import edu.kit.scc.dei.ecplean.ECPAuthenticationException;
import edu.kit.scc.dei.ecplean.ECPAuthenticator;
public class ShibbolethECP {
/**
* Logger instance for this class
*/
private final static Logger LOGGER = Logger.getLogger(ShibbolethECP.class);
/**
* Static URI to the SP.
*/
private final static URI BWLP_SP;
static {
URI tmp;
try {
tmp = new URI("https://bwlp-masterserver.ruf.uni-freiburg.de/secure-all/test.php");
} catch (URISyntaxException e) {
// should never happen!
LOGGER.error("Bad URI syntax of the service provider, see trace: ", e);
tmp = null;
}
BWLP_SP = tmp;
}
/**
* Fetches the resource
*
* @param idpUrl
* URL of the identity provider to authenticate against, as String.
* @param user
* Username as String.
* @param pass
* Password as String.
* @return
* true if login worked, false otherwise.
*/
public static Boolean doLogin(final String idpUrl, final String user, final String pass) {
// first lets do some sanity checks
if (BWLP_SP == null) {
LOGGER.error("URI to service provider is not set. Check the initialization of 'BWLP_SP'.");
return false;
}
if (idpUrl == null) {
LOGGER.error("Identity provider is not set, did you initialize this class correctly?");
return false;
}
if (user == null) {
LOGGER.error("No username given, aborting...");
return false;
}
if (pass == null) {
LOGGER.error("No password given, aborting...");
return false;
}
// now init the authenticator for that idp and our static sp
ECPAuthenticator auth = null;
try {
auth = new ECPAuthenticator(user, pass, new URI(idpUrl), BWLP_SP);
} catch (URISyntaxException e) {
LOGGER.error("Bad URI syntax, see trace: ", e);
}
if (auth == null) {
LOGGER.error("Initialising ECP authentication failed, aborting...");
return false;
}
try {
auth.authenticate();
} catch (ECPAuthenticationException e) {
LOGGER.error("ECP Authentication Exception, see trace: ", e);
return false;
}
// TODO: here we will need to parse the answer accordingly.
// no errors, meaning everything worked fine.
return true;
}
}
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