Exemple #1
0
 def set_data(self):
     if self._set_data_details():
         data = self.xpath(self.data)
         if not data:
             self.details = 'No {} in SOAP response'.format(self.path)
         else:
             if soap_fault_xpath(data[0]):
                 self.details = data[0]
             else:
                 self.data = data[0]
                 self.ok = True
                 return True
Exemple #2
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    def init(self):
        response = objectify.fromstring(self.inner.text)

        soap_fault = soap_fault_xpath(response)
        if soap_fault:
            self.details = soap_fault[0]
        else:
            zato_data = zato_data_xpath(response)
            if not zato_data:
                msg = 'Server did not send a business payload ({} element is missing), soap_response:[{}]'.format(
                    zato_data_path, self.inner.text)
                self.details = msg

            # We have a payload but hadn't there been any errors at the server's side?
            zato_result = zato_result_xpath(response)

            if zato_result[0] == ZATO_OK:
                self.ok = True
                self.data = zato_data[0]
                self.has_data = True
            else:
                self.details = zato_details_xpath(response)[0]
Exemple #3
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def invoke_admin_service(cluster,
                         soap_action,
                         soap_body="",
                         headers={},
                         needs_config_key=False):
    """ Invokes a Zato server's administrative SOAP service. Returns an lxml's objectified
    response if no errors have been encountered. Raises a ZatoException if the response
    doesn't pass the formal validation.

    cluster - a cluster whose load balancer will be invoked
    soap_action - a SOAP action to invoke
    soap_body - an optional SOAP payload to pass to the admin service
    needs_config_key - whether the invoker should validate that a server's config crypto key
                       has been returned in the response. Will raise a ZatoException if it hasn't
                       and 'needs_config_key' is True.
    """
    url = ''
    path = ''
    soap_response = ''
    try:
        url = 'http://{0}:{1}'.format(cluster.lb_host, cluster.lb_port)
        path = '/zato/soap'
        logger.log(TRACE1,
                   'About to invoke the admin service url:[{0}]'.format(url))
        pool = SOAPPool(url)
        soap_response = pool.invoke(path, soap_action, soap_body, headers)

        try:
            logger.log(TRACE1, 'soap_response:[{0}]'.format(soap_response))
            response = objectify.fromstring(soap_response)
        except Exception, e:
            msg = 'Could not parse the SOAP response:[{}]'.format(
                soap_response)
            raise Exception(msg)

        # Do we have a SOAP fault?
        if soap_fault_xpath(response):
            msg = "Server returned a SOAP fault, soap_response:[%s]" % soap_response
            logger.error(msg)
            raise ZatoException(msg=msg)

        # Did server send a business payload, i.e. a <data> elem in the Zato's namespace?
        zato_data = zato_data_xpath(response)
        if not zato_data:
            msg = 'Server did not send a business payload ({} element is missing), soap_response:[{}]'.format(
                zato_data_path, soap_response)
            logger.error(msg)
            raise ZatoException(msg=msg)

        zato_message = zato_data[0]
        logger.log(TRACE1, "zato_message:[%s]" % etree.tostring(zato_message))

        # We have a payload but hadn't there been any errors at the server's side?
        zato_result = zato_result_path_xpath(response)
        if zato_result[0] != ZATO_OK:
            logger.log(TRACE1, "zato_result:[%s]" % zato_result)
            raise ZatoException(msg=soap_response)

        # Check whether the key has been received, if one has been requested.
        if needs_config_key:
            try:
                zato_message.envelope.config_pub_key
            except AttributeError, e:
                logger.error(e)
                msg = "A server's config crypto key has been requested but none has " \
                      "been received from the server, soap_response:[%s], traceback:[%s]" % (soap_response, format_exc())
                logger.error(msg)
                raise ZatoException(msg=msg)
Exemple #4
0
def invoke_admin_service(cluster, soap_action, soap_body="", headers={}, needs_config_key=False):
    """ Invokes a Zato server's administrative SOAP service. Returns an lxml's objectified
    response if no errors have been encountered. Raises a ZatoException if the response
    doesn't pass the formal validation.

    cluster - a cluster whose load balancer will be invoked
    soap_action - a SOAP action to invoke
    soap_body - an optional SOAP payload to pass to the admin service
    needs_config_key - whether the invoker should validate that a server's config crypto key
                       has been returned in the response. Will raise a ZatoException if it hasn't
                       and 'needs_config_key' is True.
    """
    url = ''
    path = ''
    soap_response = ''
    try:
        url = 'http://{0}:{1}'.format(cluster.lb_host, cluster.lb_port)
        path = '/zato/soap'
        logger.log(TRACE1, 'About to invoke the admin service url:[{0}]'.format(url))
        pool = SOAPPool(url)
        soap_response = pool.invoke(path, soap_action, soap_body, headers)
        
        try:
            logger.log(TRACE1, 'soap_response:[{0}]'.format(soap_response))
            response = objectify.fromstring(soap_response)
        except Exception, e:
            msg = 'Could not parse the SOAP response:[{}]'.format(soap_response)
            raise Exception(msg)
    
        # Do we have a SOAP fault?
        if soap_fault_xpath(response):
            msg = "Server returned a SOAP fault, soap_response:[%s]" % soap_response
            logger.error(msg)
            raise ZatoException(msg=msg)
    
        # Did server send a business payload, i.e. a <data> elem in the Zato's namespace?
        zato_data = zato_data_xpath(response)
        if not zato_data:
            msg = 'Server did not send a business payload ({} element is missing), soap_response:[{}]'.format(zato_data_path, soap_response)
            logger.error(msg)
            raise ZatoException(msg=msg)
    
        zato_message = zato_data[0].getparent()
        logger.log(TRACE1, "zato_message:[%s]" % etree.tostring(zato_message))
    
        # We have a payload but hadn't there been any errors at the server's side?
        zato_result = zato_result_path_xpath(response)
        if zato_result[0] != ZATO_OK:
            logger.log(TRACE1, "zato_result:[%s]" % zato_result)
            raise ZatoException(msg=soap_response)
    
        # Check whether the key has been received, if one has been requested.
        if needs_config_key:
            try:
                zato_message.envelope.config_pub_key
            except AttributeError, e:
                logger.error(e)
                msg = "A server's config crypto key has been requested but none has " \
                      "been received from the server, soap_response:[%s], traceback:[%s]" % (soap_response, format_exc())
                logger.error(msg)
                raise ZatoException(msg=msg)