def post(self, path, payLoad, contentFormat, tokenString=None):
print("Inside post")
self.logger.debug("Posting data to the endpoint")
#return dictionary struct of header
header = pyZestUtil.zestHeader()
header["code"] = 2
header["token"] = tokenString
header["tkl"] = len(tokenString)
header["payload"] = payLoad
header["oc"] = 3
print(len(tokenString))
print("Token string received -- " + str(header["token"]))
# set header options as an array of dictionaries
options = []
#append Uri-path
options.append({
"number": 11,
"len": len(path),
"value": path,
})
#append Uri-host
options.append({
"number": 3,
"len": len(sc.gethostname()),
"value": sc.gethostname(),
})
#append content format
options.append({
"number":
12,
"len":
2,
"value":
pyZestUtil.content_format_to_int(contentFormat),
})
header["options"] = options
# header marshal into bytes
header_into_bytes = pyZestUtil.marshalZestHeader(header)
try:
response = self.send_request_and_await_response(header_into_bytes)
print("response from send request " + str(response))
try:
parsed_response = self.handle_response(response,
self.returnPayload)
return parsed_response
except (RuntimeError, TypeError, NameError) as e:
self.logger.error(
"Inside Post: Error runtime or type or name - " +
str(e.args))
except ValueError as e:
self.logger.error("Inside Post: Message sending error - " +
str(e.args))
def observe(self,
path,
contentFormat,
tokenString=None,
observeMode=None,
timeOut=0):
self.logger.debug("Observing data from the endpoint")
header = pyZestUtil.zestHeader()
header["code"] = 1
header["token"] = tokenString
header["tkl"] = len(tokenString)
header["oc"] = 5
options = []
options.append({
"number": 11,
"len": len(path),
"value": path,
})
options.append({
"number": 3,
"len": len(sc.gethostname()),
"value": sc.gethostname(),
})
#Q: guess this is observe option("data" or "audit")
options.append({
"number": 6,
"len": len(observeMode), #vs451 added observe Mode len assignment
"value": observeMode,
}) #vs451 added observe Mode value assignment
options.append({
"number":
12,
"len":
2,
"value":
pyZestUtil.content_format_to_int(contentFormat),
})
#append Max-Age
options.append({
"number": 14,
"len": 4,
"value": timeOut,
})
header["options"] = options
header_into_bytes = pyZestUtil.marshalZestHeader(header)
try:
response = self.send_request_and_await_response(header_into_bytes)
except Exception as e:
self.logger.error("Inside Observe: Message sending error - " +
str(e.args))
try:
parsed_response = self.handle_response(response, self.resolve)
return parsed_response
except Exception as e:
self.logger.error("Inside Observe: Error in handling response: " +
str(e.args[0]))
def get(self, path, contentFormat, tokenString=None):
self.logger.debug("Inside GET: Getting data from the endpoint")
header = pyZestUtil.zestHeader()
header["code"] = 1
header["token"] = tokenString
header["tkl"] = len(tokenString)
header["oc"] = 3
# set header options
options = []
options.append({
"number": 11,
"len": len(path),
"value": path,
})
options.append({
"number": 3,
"len": len(sc.gethostname()),
"value": sc.gethostname(),
})
options.append({
"number":
12,
"len":
2,
"value":
pyZestUtil.content_format_to_int(contentFormat),
})
header["options"] = options
# header marshal into bytes
header_into_bytes = pyZestUtil.marshalZestHeader(header)
try:
response = self.send_request_and_await_response(header_into_bytes)
print("Respons from GET")
print(response)
try:
parsed_response = self.handle_response(response,
self.returnPayload)
print(parsed_response)
if parsed_response is None:
return parsed_response
else:
return parsed_response
except (RuntimeError, TypeError, NameError) as e:
self.logger.error(
"Inside GET: Error runtime or type or name - " +
str(e.args))
except ValueError as e:
self.logger.error("Inside GET: Message sending error - " +
str(e.args))
def delete(self, path, contentFormat, tokenString=None):
self.logger.debug("Inside DELETE: deleting data from the endpoint")
header = pyZestUtil.zestHeader()
header["code"] = 4
header["token"] = tokenString
header["tkl"] = len(tokenString)
header["oc"] = 3
# set header options
options = []
options.append({
"number": 11,
"len": len(path),
"value": path,
})
options.append({
"number": 3,
"len": len(sc.gethostname()),
"value": sc.gethostname(),
})
options.append({
"number":
12,
"len":
2,
"value":
pyZestUtil.content_format_to_int(contentFormat),
})
header["options"] = options
# header marshal into bytes
header_into_bytes = pyZestUtil.marshalZestHeader(header)
try:
response = self.send_request_and_await_response(header_into_bytes)
try:
parsed_response = self.handle_response(response,
self.returnPayload)
except Exception as e:
self.logger.error(
"Inside DELETE: Error in handling response -" +
str(e.args))
return parsed_response
except Exception as e:
self.logger.error("Inside DELETE: Message sending error " +
str(e.args))