Examples with PowerAuthSignatureAuthenticationImpl io.getlime.security.powerauth.rest.api.spring.authentication.PowerAuthSignatureAuthenticationImpl used on opensource projects

Example 1 with PowerAuthSignatureAuthenticationImpl

use of io.getlime.security.powerauth.rest.api.spring.authentication.PowerAuthSignatureAuthenticationImpl in project powerauth-restful-integration by lime-company.

the class PowerAuthAuthenticationProvider method validateRequestSignature.

/**
 * Validate the signature from the PowerAuth 2.0 HTTP header against the provided HTTP method, request body and URI identifier.
 * Make sure to accept only allowed signatures.
 * @param httpMethod HTTP method (GET, POST, ...)
 * @param httpBody Body of the HTTP request.
 * @param requestUriIdentifier Request URI identifier.
 * @param httpAuthorizationHeader PowerAuth 2.0 HTTP authorization header.
 * @param allowedSignatureTypes Allowed types of the signature.
 * @return Instance of a PowerAuthApiAuthenticationImpl on successful authorization.
 * @throws PowerAuthAuthenticationException In case authorization fails, exception is raised.
 */
public PowerAuthApiAuthentication validateRequestSignature(String httpMethod, byte[] httpBody, String requestUriIdentifier, String httpAuthorizationHeader, List<PowerAuthSignatureTypes> allowedSignatureTypes) throws PowerAuthAuthenticationException {
    // Check for HTTP PowerAuth signature header
    if (httpAuthorizationHeader == null || httpAuthorizationHeader.equals("undefined")) {
        throw new PowerAuthAuthenticationException("POWER_AUTH_SIGNATURE_INVALID_EMPTY");
    }
    // Parse HTTP header
    PowerAuthSignatureHttpHeader header = new PowerAuthSignatureHttpHeader().fromValue(httpAuthorizationHeader);
    // Validate the header
    try {
        PowerAuthSignatureHttpHeaderValidator.validate(header);
    } catch (InvalidPowerAuthHttpHeaderException e) {
        Logger.getLogger(this.getClass().getName()).log(Level.SEVERE, e.getMessage(), e);
        throw new PowerAuthAuthenticationException(e.getMessage());
    }
    // Check if the application is allowed, "true" is the default behavior
    if (applicationConfiguration != null) {
        boolean isApplicationAllowed = applicationConfiguration.isAllowedApplicationKey(header.getApplicationKey());
        if (!isApplicationAllowed) {
            throw new PowerAuthAuthenticationException("POWER_AUTH_SIGNATURE_INVALID_APPLICATION_ID");
        }
    }
    // Check if the signature type is allowed
    PowerAuthSignatureTypes expectedSignatureType = PowerAuthSignatureTypes.getEnumFromString(header.getSignatureType());
    if (!allowedSignatureTypes.contains(expectedSignatureType)) {
        throw new PowerAuthAuthenticationException("POWER_AUTH_SIGNATURE_TYPE_INVALID");
    }
    // Configure PowerAuth authentication object
    PowerAuthSignatureAuthenticationImpl powerAuthAuthentication = new PowerAuthSignatureAuthenticationImpl();
    powerAuthAuthentication.setActivationId(header.getActivationId());
    powerAuthAuthentication.setApplicationKey(header.getApplicationKey());
    powerAuthAuthentication.setNonce(BaseEncoding.base64().decode(header.getNonce()));
    powerAuthAuthentication.setSignatureType(header.getSignatureType());
    powerAuthAuthentication.setSignature(header.getSignature());
    powerAuthAuthentication.setHttpMethod(httpMethod);
    powerAuthAuthentication.setRequestUri(requestUriIdentifier);
    powerAuthAuthentication.setData(httpBody);
    // Call the authentication based on signature authentication object
    PowerAuthApiAuthentication auth = (PowerAuthApiAuthentication) this.authenticate(powerAuthAuthentication);
    // In case authentication is null, throw PowerAuth exception
    if (auth == null) {
        throw new PowerAuthAuthenticationException("POWER_AUTH_SIGNATURE_INVALID_VALUE");
    }
    return auth;
}