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
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]
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)
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)