Examples with IdentityAccessException org.apache.nifi.authentication.exception.IdentityAccessException used on opensource projects

Example 1 with IdentityAccessException

use of org.apache.nifi.authentication.exception.IdentityAccessException in project nifi by apache.

the class LdapProvider method authenticate.

@Override
public final AuthenticationResponse authenticate(final LoginCredentials credentials) throws InvalidLoginCredentialsException, IdentityAccessException {
    if (provider == null) {
        throw new IdentityAccessException("The LDAP authentication provider is not initialized.");
    }
    try {
        // perform the authentication
        final UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(credentials.getUsername(), credentials.getPassword());
        final Authentication authentication = provider.authenticate(token);
        // use dn if configured
        if (IdentityStrategy.USE_DN.equals(identityStrategy)) {
            // attempt to get the ldap user details to get the DN
            if (authentication.getPrincipal() instanceof LdapUserDetails) {
                final LdapUserDetails userDetails = (LdapUserDetails) authentication.getPrincipal();
                return new AuthenticationResponse(userDetails.getDn(), credentials.getUsername(), expiration, issuer);
            } else {
                logger.warn(String.format("Unable to determine user DN for %s, using username.", authentication.getName()));
                return new AuthenticationResponse(authentication.getName(), credentials.getUsername(), expiration, issuer);
            }
        } else {
            return new AuthenticationResponse(authentication.getName(), credentials.getUsername(), expiration, issuer);
        }
    } catch (final BadCredentialsException | UsernameNotFoundException | AuthenticationException e) {
        throw new InvalidLoginCredentialsException(e.getMessage(), e);
    } catch (final Exception e) {
        // there appears to be a bug that generates a InternalAuthenticationServiceException wrapped around an AuthenticationException. this
        // shouldn't be the case as they the service exception suggestions that something was wrong with the service. while the authentication
        // exception suggests that username and/or credentials were incorrect. checking the cause seems to address this scenario.
        final Throwable cause = e.getCause();
        if (cause instanceof AuthenticationException) {
            throw new InvalidLoginCredentialsException(e.getMessage(), e);
        }
        logger.error(e.getMessage());
        if (logger.isDebugEnabled()) {
            logger.debug(StringUtils.EMPTY, e);
        }
        throw new IdentityAccessException("Unable to validate the supplied credentials. Please contact the system administrator.", e);
    }
}

Example 2 with IdentityAccessException

use of org.apache.nifi.authentication.exception.IdentityAccessException in project nifi by apache.

the class KerberosProvider method authenticate.

@Override
public final AuthenticationResponse authenticate(final LoginCredentials credentials) throws InvalidLoginCredentialsException, IdentityAccessException {
    if (provider == null) {
        throw new IdentityAccessException("The Kerberos authentication provider is not initialized.");
    }
    try {
        // Perform the authentication
        final UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(credentials.getUsername(), credentials.getPassword());
        logger.debug("Created authentication token for principal {} with name {} and is authenticated {}", token.getPrincipal(), token.getName(), token.isAuthenticated());
        final Authentication authentication = provider.authenticate(token);
        logger.debug("Ran provider.authenticate() and returned authentication for " + "principal {} with name {} and is authenticated {}", authentication.getPrincipal(), authentication.getName(), authentication.isAuthenticated());
        return new AuthenticationResponse(authentication.getName(), credentials.getUsername(), expiration, issuer);
    } catch (final AuthenticationException e) {
        throw new InvalidLoginCredentialsException(e.getMessage(), e);
    }
}

Example 3 with IdentityAccessException

use of org.apache.nifi.authentication.exception.IdentityAccessException in project nifi by apache.

the class AccessResource method createAccessToken.

/**
 * Creates a token for accessing the REST API via username/password.
 *
 * @param httpServletRequest the servlet request
 * @param username           the username
 * @param password           the password
 * @return A JWT (string)
 */
@POST
@Consumes(MediaType.APPLICATION_FORM_URLENCODED)
@Produces(MediaType.TEXT_PLAIN)
@Path("/token")
@ApiOperation(value = "Creates a token for accessing the REST API via username/password", notes = "The token returned is formatted as a JSON Web Token (JWT). The token is base64 encoded and comprised of three parts. The header, " + "the body, and the signature. The expiration of the token is a contained within the body. The token can be used in the Authorization header " + "in the format 'Authorization: Bearer <token>'.", response = String.class)
@ApiResponses(value = { @ApiResponse(code = 400, message = "NiFi was unable to complete the request because it was invalid. The request should not be retried without modification."), @ApiResponse(code = 403, message = "Client is not authorized to make this request."), @ApiResponse(code = 409, message = "Unable to create access token because NiFi is not in the appropriate state. (i.e. may not be configured to support username/password login."), @ApiResponse(code = 500, message = "Unable to create access token because an unexpected error occurred.") })
public Response createAccessToken(@Context HttpServletRequest httpServletRequest, @FormParam("username") String username, @FormParam("password") String password) {
    // only support access tokens when communicating over HTTPS
    if (!httpServletRequest.isSecure()) {
        throw new IllegalStateException("Access tokens are only issued over HTTPS.");
    }
    // if not configuration for login, don't consider credentials
    if (loginIdentityProvider == null) {
        throw new IllegalStateException("Username/Password login not supported by this NiFi.");
    }
    final LoginAuthenticationToken loginAuthenticationToken;
    // ensure we have login credentials
    if (StringUtils.isBlank(username) || StringUtils.isBlank(password)) {
        throw new IllegalArgumentException("The username and password must be specified.");
    }
    try {
        // attempt to authenticate
        final AuthenticationResponse authenticationResponse = loginIdentityProvider.authenticate(new LoginCredentials(username, password));
        long expiration = validateTokenExpiration(authenticationResponse.getExpiration(), authenticationResponse.getIdentity());
        // create the authentication token
        loginAuthenticationToken = new LoginAuthenticationToken(authenticationResponse.getIdentity(), expiration, authenticationResponse.getIssuer());
    } catch (final InvalidLoginCredentialsException ilce) {
        throw new IllegalArgumentException("The supplied username and password are not valid.", ilce);
    } catch (final IdentityAccessException iae) {
        throw new AdministrationException(iae.getMessage(), iae);
    }
    // generate JWT for response
    final String token = jwtService.generateSignedToken(loginAuthenticationToken);
    // build the response
    final URI uri = URI.create(generateResourceUri("access", "token"));
    return generateCreatedResponse(uri, token).build();
}