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package org.jvnet.glassfish.comms.security.auth.impl;
import com.sun.enterprise.security.SecurityContext;
import com.sun.enterprise.security.auth.LoginContextDriver;
import com.sun.enterprise.security.auth.PrincipalMapper;
import com.sun.enterprise.security.auth.login.AssertedCredentials;
import com.sun.enterprise.security.auth.nonce.StringNonce;
import com.sun.web.security.PrincipalGroupFactory;
import com.sun.web.security.WebPrincipal;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.security.Principal;
import java.security.SignatureException;
import java.security.cert.CertificateException;
import java.util.Properties;
import java.util.logging.Level;
import javax.security.auth.login.LoginException;
import javax.servlet.sip.ServletParseException;
import javax.servlet.sip.SipServletRequest;
import static org.jvnet.glassfish.comms.security.util.Constants.securityLogger;
/**
*
* @author k.venugopal@sun.com
*/
public class IdentityAuthenticator {
private PrincipalMapper mapper = null;
private Properties config = null;
private RFC4474Processor rp = null;
public IdentityAuthenticator(Properties props) {
this.config = props;
rp = new RFC4474Processor(config);
}
public IdentityAuthenticator(Properties props, PrincipalMapper mapper) {
this.config = props;
this.mapper = mapper;
rp = new RFC4474Processor(config);
}
public Principal authenticate(SipServletRequest request, String realmName) throws SignatureException, CertificateException, NoSuchAlgorithmException, ServletParseException, InvalidKeyException {
try {
boolean result = rp.verify(request);
if (!result) {
throw new SignatureException("Signature verification of Identity header failed");
}
String user = request.getFrom().getURI().toString();
Principal[] principals = new Principal[1];
principals[0] = PrincipalGroupFactory.getPrincipalInstance(user, realmName);
Principal[] mappedPrincipals = mapUsers(principals);
// AssertedPrincipalInfo ap = new AssertedPrincipalInfo(mappedPrincipals[0].getName(), pAssrtValues, id, true);
AssertedCredentials creds =
new AssertedCredentials(realmName,
mappedPrincipals[0].getName(), null);
LoginContextDriver.login(creds);
if(!rp.validateAndCacheNonce(new StringNonce(request.getCallId()))){
throw new SecurityException("Identity Authentication failed");
}
SecurityContext secCtx = SecurityContext.getCurrent();
return new WebPrincipal(creds.getUserName(), null, secCtx);
} catch (LoginException le) {
securityLogger.log(Level.SEVERE, "Identity Authentication failed", le);
throw new SecurityException("Identity Authentication failed");
}
}
private Principal[] mapUsers(Principal[] principals) {
if (mapper == null) {
TrustHandlerImpl th = new TrustHandlerImpl();
return th.mapIdentity(principals);
}
return mapper.mapIdentity(principals);
}
}