def parse_response(self,
action_name,
content,
encoding=None,
envelope_attrib=None,
typed=None):
"""
Parses a response from the server with the given action name and content.
"""
register_namespace('', None)
if encoding is None:
encoding = self._encoding
if envelope_attrib is None:
envelope_attrib = self._envelope_attrib
if typed is None:
typed = self._typed
try:
docNode = xml_fromstring(content)
except ParseError:
# Try removing any extra XML declarations in case there are more than one.
# This sometimes happens when a device sends its own XML config files.
content = remove_extraneous_xml_declarations(content)
docNode = xml_fromstring(content)
except ValueError:
# This can occur when requests returns a `str` (unicode) but there's also an XML
# declaration, which lxml doesn't like.
docNode = xml_fromstring(content.encode('utf8'))
resp_body = None
if typed:
resp_body = docNode.find(".//{%s}%sResponse" %
(typed, action_name))
else:
resp_body = docNode.find(".//%sResponse" % action_name)
if resp_body is None:
msg = (
'Returned XML did not include an element which matches namespace %r and tag name'
' \'%sResponse\'.' % (typed, action_name))
print(msg + '\n' + xml_tostring(
docNode, short_empty_elements=False).decode('utf8'))
raise SOAPProtocolError(msg)
# Sometimes devices return XML strings as their argument values without escaping them with
# CDATA. This checks to see if the argument has been parsed as XML and un-parses it if so.
resp_dict = {}
for arg in resp_body.getchildren():
children = arg.getchildren()
if children:
resp_dict[arg.tag] = "\n".join(
xml_tostring(x) for x in children)
else:
if arg.text is None:
resp_dict[arg.tag] = ""
else:
resp_dict[arg.tag] = arg.text
return resp_dict
def create_response(self,
action_name: str,
arguments: dict,
encoding=None,
envelope_attrib=None,
typed=None):
"""
Creates a Soap response to the action with the specified arguments.
"""
register_namespace('', None)
if encoding is None:
encoding = self._encoding
if envelope_attrib is None:
envelope_attrib = self._envelope_attrib
if typed is None:
typed = self._typed
envelope = Element("s:Envelope")
if envelope_attrib:
for eakey, eaval in envelope_attrib:
envelope.attrib.update({eakey: eaval})
else:
envelope.attrib.update({'xmlns:s': NS_SOAP_ENV})
envelope.attrib.update({'s:encodingStyle': encoding})
body = SubElement(envelope, "s:Body")
action_name_tag_name = action_name + "Response"
methElement = SubElement(body, action_name_tag_name)
if encoding:
methElement.set(NS_SOAP_ENV + "encodingStyle", encoding)
if arguments:
for arg_name, arg_val in arguments.items():
py_type = type(arg_val)
soap_type = PYTHON_TO_SOAP_TYPE_MAP[py_type]
if soap_type == 'xsd:string':
arg_val = arg_val # pylint: disable=self-assigning-variable
elif soap_type == 'xsd:int' or soap_type == 'xsd:float':
arg_val = str(arg_val)
elif soap_type == 'xsd:boolean':
arg_val = "1" if arg_val else "0"
argElement = SubElement(methElement, arg_name)
if typed and soap_type:
if not isinstance(type, QName):
arg_type = QName(NS_XSD, soap_type)
argElement.set(NS_XSI + "type", soap_type)
argElement.text = arg_val
else:
methElement.text = ""
envelope_content = xml_tostring(envelope, short_empty_elements=False)
content = XML_DOCUMENT_DECLARATION + "\n" + str_cast(envelope_content)
return content
def xml_dump(obj, root=None, encoding='us-ascii'):
"""
Dispatch function to turn a python object into
an xml string.
@param obj: python container or xml root object
@param root: Element instance to act as the root
"""
if isinstance(obj, dict):
obj = _dict_toxml(obj, root)
elif isinstance(obj, Iterable) and not isinstance(obj, str):
obj = _iter_toxml(root, "Response", obj)
return xml_tostring(obj, encoding)
def commit(self):
if self._done:
raise RuntimeError("Can't commit twice or after close")
self._done = True
data = xml_tostring(self.xml)
result = yield from self.bucket._request(Request("POST",
'/' + self.key, {
'uploadId': self.upload_id,
}, headers={
'CONTENT-LENGTH': str(len(data)),
'HOST': self.bucket._host,
'CONTENT-TYPE': 'application/xml',
}, payload=data))
try:
xml = yield from result.read()
if result.status != 200:
raise errors.AWSException.from_bytes(result.status, xml)
xml = parse_xml(xml)
return xml.find('s3:ETag', namespaces=NS)
finally:
result.close()
def _find_value(self, path, namespaces) -> Union[str, None]:
"""
Lookup a node using the path specified and then get its text value.
:param path: The path to the node that is being found.
:param namespaces: A dictionary of namespaces to use when processing the XML elements.
:returns: The text value of the node associated with the specified path or None.
"""
# pylint: disable=broad-except
rtnval = None
try:
valNode = self._ref_node.find(path, namespaces=namespaces)
if valNode is not None:
rtnval = valNode.text
except Exception as err:
print(str(err))
register_namespace('', None)
xmlcontent = xml_tostring(self._ref_node)
print(xmlcontent)
print("")
return rtnval
def commit(self):
if self._done:
raise RuntimeError("Can't commit twice or after close")
self._done = True
data = xml_tostring(self.xml)
result = yield from self.bucket._request(
Request("POST",
'/' + self.key, {
'uploadId': self.upload_id,
},
headers={
'CONTENT-LENGTH': str(len(data)),
'HOST': self.bucket._host,
'CONTENT-TYPE': 'application/xml',
},
payload=data))
try:
xml = yield from result.read()
if result.status != 200:
raise errors.AWSException.from_bytes(result.status, xml)
xml = parse_xml(xml)
return xml.find('s3:ETag', namespaces=NS)
finally:
result.close()
def parse_response_error_for_upnp(self,
action_name,
content,
status_code,
extra=None,
encoding=None,
envelope_attrib=None,
typed=None):
"""
Parse response error for a upnp response.
"""
register_namespace('', None)
if encoding is None:
encoding = self._encoding
if envelope_attrib is None:
envelope_attrib = self._envelope_attrib
if typed is None:
typed = self._typed
try:
docNode = xml_fromstring(content)
except ParseError:
# Try removing any extra XML declarations in case there are more than one.
# This sometimes happens when a device sends its own XML config files.
content = remove_extraneous_xml_declarations(content)
docNode = xml_fromstring(content)
except ValueError:
# This can occur when requests returns a `str` (unicode) but there's also an XML
# declaration, which lxml doesn't like.
docNode = xml_fromstring(content.encode('utf8'))
resp_body = None
if typed:
resp_body = docNode.find(".//{%s}Fault" % (NS_SOAP_ENV, ))
else:
resp_body = docNode.find(".//Fault")
if resp_body is None:
msg = (
'Returned XML did not include an element which matches namespace %r and tag name'
' \'%sFault\'.' % (typed, action_name))
print(msg + '\n' + xml_tostring(
docNode, short_empty_elements=False).decode('utf8'))
raise SOAPProtocolError(msg)
# Lets try to extract the XML response error information
try:
faultCode = resp_body.find(".//faultcode").text
faultString = resp_body.find(".//faultstring").text
detail = resp_body.find(".//detail")
upnpErrorNode = detail.find(".//{%s}UPnPError" % NS_UPNP_CONTROL)
errorCode = int(
upnpErrorNode.find(".//{%s}errorCode" % NS_UPNP_CONTROL).text)
errorDescription = upnpErrorNode.find(".//{%s}errorDescription" %
NS_UPNP_CONTROL)
if errorDescription is None:
errorDescription = UPNP_ERROR_TEST_LOOKUP.get(
errorCode, "Unknown error.")
except Exception as xcpt:
errmsg = "Unable to process xml response: status=%r\n%s" % (
status_code, content)
if extra is not None:
errmsg += "EXTRA:\n%s" % extra
raise SOAPProtocolError(errmsg) from xcpt
return errorCode, errorDescription
def record_description(self,
ip_addr: str,
urlBase: str,
manufacturer: str,
modelName: str,
docTree: ElementTree,
devNode: Element,
namespaces: str,
upnp_recording: bool = False):
"""
Called to record a description of a UPNP root device.
:param urlBase: The base url as detailed in the description document or if not specified as determined by looking at the host information.
:param manufacturer: The manufacturer of the device.
:param modelName: The model name of the device.
:param docTree: The XML document tree from the root of the device description.
:param devNode: The 'device' element node from the device description.
:param namespaces: A dictionary of namespaced to use when processing the XML document.
:param upnp_recording: Force the recording of the device description and will overwrite existing device descriptions.
"""
manufacturerNormalized = normalize_name_for_path(manufacturer)
modelName = normalize_name_for_path(modelName)
root_dev_dir = os.path.join(DIR_UPNP_SCAN_INTEGRATION_ROOTDEVICES,
manufacturerNormalized)
if not os.path.exists(root_dev_dir):
os.makedirs(root_dev_dir)
root_dev_def_file = os.path.join(root_dev_dir, modelName + ".xml")
if upnp_recording:
console_msg_lines = [
"================================================================",
" Recording Device: {}".format(ip_addr),
"------------------------- Detail -------------------------------",
" Manufacturer: {}".format(manufacturer),
" Model: {}".format(modelName),
" Device File: {}".format(root_dev_def_file)
]
console_msg = os.linesep.join(console_msg_lines)
print(console_msg)
if upnp_recording or not os.path.exists(root_dev_def_file):
docNode = docTree.getroot()
register_namespace('', namespaces[''])
pretty_dev_content = xml_tostring(docNode,
short_empty_elements=False)
with open(root_dev_def_file, 'wb') as rddf:
rddf.write(pretty_dev_content)
indent = " "
next_indent = indent + " "
embDevList = devNode.find("deviceList", namespaces=namespaces)
if embDevList is not None:
if upnp_recording:
print("{}[ Embedded Devices ]".format(indent))
for embDevNode in embDevList:
self._record_embedded_device(urlBase,
manufacturerNormalized,
embDevNode,
namespaces,
upnp_recording=upnp_recording,
indent=next_indent)
if upnp_recording:
print("")
svcList = devNode.find("serviceList", namespaces=namespaces)
if svcList is not None:
if upnp_recording:
print("{}[ Services ]".format(indent))
for svcNode in svcList:
self._record_service(urlBase,
manufacturerNormalized,
svcNode,
namespaces,
upnp_recording=upnp_recording,
indent=next_indent)
if upnp_recording:
print("")
if upnp_recording:
print()
return
def _record_embedded_device(self,
urlBase: str,
manufacturer: str,
embDevNode: Element,
namespaces: Optional[dict] = None,
upnp_recording: bool = False,
indent=" "):
"""
Method called for recording the description of an embedded device from a device description.
:param manufacturer: The manufacturer of the device.
:param embDevNode: The XML element node of the embedded device.
:param namespaces: A dictionary of namespaces to use when processing the device description.
:param upnp_recording: A boolean value indicating if the embedded device description should be recorded regardless of whether
an existing description has been recorded.
"""
# pylint: disable=no-self-use
deviceTypeNode = embDevNode.find("deviceType", namespaces=namespaces)
if deviceTypeNode is not None:
deviceType = deviceTypeNode.text
dyn_dev_dir = os.path.join(
DIR_UPNP_SCAN_INTEGRATION_EMBEDDEDDEVICES, manufacturer)
if not os.path.exists(dyn_dev_dir):
os.makedirs(dyn_dev_dir)
dyn_dev_filename = os.path.join(dyn_dev_dir, deviceType + ".xml")
if upnp_recording or not os.path.exists(dyn_dev_filename):
if upnp_recording:
dev_msg_lines = [
"{}Embedded Device Type: {}".format(
indent, deviceType),
"{}Embedded Device File: {}".format(
indent, dyn_dev_filename)
]
dev_msg = os.linesep.join(dev_msg_lines)
print(dev_msg)
pretty_sl_content = ""
srcSvcListNode = embDevNode.find("serviceList",
namespaces=namespaces)
if srcSvcListNode is not None:
svcs_indent = indent + " "
if upnp_recording:
print("{}[ Embedded Services ]".format(indent))
for svcNode in srcSvcListNode:
self._record_service(urlBase,
manufacturer,
svcNode,
namespaces,
upnp_recording=upnp_recording,
indent=svcs_indent)
if upnp_recording:
print("")
register_namespace('', namespaces[''])
pretty_sl_content = xml_tostring(srcSvcListNode)
with open(dyn_dev_filename, 'wb') as edf:
edf.write(b"<device>\n")
edf.write(pretty_sl_content)
edf.write(b"</device\n")
return