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resourcedirectory_test.py
606 lines (536 loc) · 25 KB
/
resourcedirectory_test.py
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import unittest
import threading
import socket
import re
import random
from time import sleep
from coapthon.resource_directory.resourceDirectory import ResourceDirectory
from coapthon.messages.response import Response
from coapthon.messages.request import Request
from coapthon import defines
from coapthon.serializer import Serializer
from pymongo import MongoClient
from coapthon.client.helperclient import HelperClient
__author__ = 'Carmelo Aparo'
class ResourceDirectoryTest(unittest.TestCase):
def setUp(self):
self.server_address = ("127.0.0.1", 5683)
self.current_mid = random.randint(1, 1000)
self.server = ResourceDirectory("127.0.0.1", 5683, start_mongo=False)
self.server_thread = threading.Thread(target=self.server.listen, args=(10,))
self.server_thread.start()
self.delete_database()
def tearDown(self):
self.server.close()
self.server_thread.join(timeout=25)
self.server = None
@staticmethod
def delete_database():
database = defines.MONGO_DATABASE
connection = MongoClient(defines.MONGO_HOST, defines.MONGO_PORT, username=defines.MONGO_USER,
password=defines.MONGO_PWD, authSource=database, authMechanism='SCRAM-SHA-1')
collection = connection[database].resources
try:
collection.delete_many({})
except:
print("Error in delete_database")
@staticmethod
def parse_core_link_format(link_format):
data = []
while len(link_format) > 0:
pattern = "<([^>]*)>"
result = re.match(pattern, link_format)
path = result.group(1)
link_format = link_format[result.end(1) + 2:]
pattern = "([^<,])*"
result = re.match(pattern, link_format)
attributes = result.group(0)
dict_att = {}
if len(attributes) > 0:
attributes = attributes.split(";")
for att in attributes:
a = att.split("=")
if len(a) > 1:
if a[1].isdigit():
a[1] = int(a[1])
else:
a[1] = a[1].replace('"', '')
dict_att[a[0]] = a[1]
else:
dict_att[a[0]] = a[0]
link_format = link_format[result.end(0) + 1:]
tmp = {'path': path}
dict_att.update(tmp)
data.append(dict_att)
return data
def _test_check(self, message_list, timeout=0):
serializer = Serializer()
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
for message, expected in message_list:
if message is not None:
datagram = serializer.serialize(message)
sleep(timeout)
sock.sendto(datagram, message.destination)
if expected is not None:
datagram, source = sock.recvfrom(4096)
received_message = serializer.deserialize(datagram, source)
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source, source)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.content_type is not None:
self.assertEqual(received_message.content_type, expected.content_type)
if expected.payload is not None:
expected_list = self.parse_core_link_format(expected.payload)
received_list = self.parse_core_link_format(received_message.payload)
self.assertEqual(len(expected_list), len(received_list))
all_list = []
for expected_elem in expected_list:
for received_elem in received_list:
if expected_elem['path'] == received_elem['path']:
all_list_elem = (expected_elem, received_elem)
all_list.append(all_list_elem)
self.assertEqual(len(expected_list), len(all_list))
for data in all_list:
for k in data[1]:
self.assertIn(k, data[0])
if (k != "lt") and (k in data[0]):
self.assertEqual(data[0][k], data[1][k])
else:
self.assertEqual(expected.payload, received_message.payload)
sock.close()
def test_uri_discovery(self):
print("Uri discovery")
path = ".well-known/core"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = '</rd-lookup/res>;rt="core.rd-lookup-res";ct=40,</rd>;rt="core.rd";ct=40,' \
'</rd-lookup/ep>;rt="core.rd-lookup-ep";ct=40'
self.current_mid += 1
self._test_check([(req, expected)])
def test_registration(self):
print("Registration")
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683"
req = Request()
req.code = defines.Codes.POST.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = defines.Content_types["application/link-format"]
req.payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";' \
'anchor="coap://spurious.example.com:5683",</sensors/light>;ct=41;rt="light-lux";if="sensor"'
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CREATED.number
expected.token = None
expected.content_type = 0
expected.payload = None
self.current_mid += 1
self._test_check([(req, expected)])
def test_lookup_res(self):
print("Resource lookup")
client = HelperClient(self.server_address)
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
client.post(path, payload, None, None, **ct)
client.stop()
path = "rd-lookup/res?ep=node1&rt=temperature-c"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = '<coap://local-proxy-old.example.com:5683/sensors/temp>;ct=41;rt="temperature-c";' \
'if="sensor";anchor="coap://spurious.example.com:5683"'
self.current_mid += 1
self._test_check([(req, expected)])
def test_lookup_ep(self):
print("Endpoint lookup")
client = HelperClient(self.server_address)
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683&et=oic.d.sensor"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
response = client.post(path, payload, None, None, **ct)
loc_path = response.location_path
client.stop()
path = "rd-lookup/ep?et=oic.d.sensor"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = '</' + loc_path + '>;con="coap://local-proxy-old.example.com:5683";ep="node1";' \
'et="oic.d.sensor";lt=500'
self.current_mid += 1
self._test_check([(req, expected)])
def test_update(self):
print("Update")
client = HelperClient(self.server_address)
path = "rd?ep=endpoint1<=500&con=coap://local-proxy-old.example.com:5683&et=oic.d.sensor"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
response = client.post(path, payload, None, None, **ct)
loc_path = response.location_path
client.stop()
path = loc_path + "?con=coaps://new.example.com:5684"
req = Request()
req.code = defines.Codes.POST.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CHANGED.number
expected.token = None
expected.content_type = 0
expected.payload = None
self.current_mid += 1
self._test_check([(req, expected)])
def test_read_endpoint_links(self):
print("Read endpoint links")
client = HelperClient(self.server_address)
path = "rd?ep=endpoint1<=500&con=coap://local-proxy-old.example.com:5683&et=oic.d.sensor"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
response = client.post(path, payload, None, None, **ct)
loc_path = response.location_path
client.stop()
path = loc_path
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = '<coap://local-proxy-old.example.com:5683/sensors/temp>;ct=41;rt="temperature-c";' \
'if="sensor";anchor="coap://spurious.example.com:5683",' \
'<coap://local-proxy-old.example.com:5683/sensors/light>;ct=41;rt="light-lux";if="sensor"'
self.current_mid += 1
self._test_check([(req, expected)])
def test_delete(self):
print("Delete")
client = HelperClient(self.server_address)
path = "rd?ep=endpoint1<=500&con=coap://local-proxy-old.example.com:5683&et=oic.d.sensor"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
response = client.post(path, payload, None, None, **ct)
loc_path = response.location_path
client.stop()
path = loc_path
req = Request()
req.code = defines.Codes.DELETE.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.DELETED.number
expected.token = None
expected.content_type = 0
expected.payload = None
self.current_mid += 1
self._test_check([(req, expected)])
def test_lookup_expired_res(self):
print("Expired resource lookup")
client = HelperClient(self.server_address)
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683<=60"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
client.post(path, payload, None, None, **ct)
client.stop()
path = "rd-lookup/res?ep=node1&rt=temperature-c"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = None
self.current_mid += 1
self._test_check([(req, expected)], 61)
def test_lookup_expired_ep(self):
print("Expired endpoint lookup")
client = HelperClient(self.server_address)
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683<=60"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
client.post(path, payload, None, None, **ct)
client.stop()
path = "rd-lookup/ep?ep=node1&rt=temperature-c"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = None
self.current_mid += 1
# After 61 seconds the resource will be expired
self._test_check([(req, expected)], 61)
def test_update_expired(self):
print("Update expired registration resource")
client = HelperClient(self.server_address)
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683<=60"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
response = client.post(path, payload, None, None, **ct)
# After 61 seconds the resource will be expired
sleep(61)
loc_path = response.location_path
client.post(loc_path, None)
client.stop()
path = "rd-lookup/res?ep=node1&rt=temperature-c"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = '<coap://local-proxy-old.example.com:5683/sensors/temp>;ct=41;rt="temperature-c";' \
'if="sensor";anchor="coap://spurious.example.com:5683"'
self.current_mid += 1
self._test_check([(req, expected)])
def test_wrong_ep(self):
print("Endpoint name already exists")
client = HelperClient(self.server_address)
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683<=60"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
client.post(path, payload, None, None, **ct)
client.stop()
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683"
req = Request()
req.code = defines.Codes.POST.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = defines.Content_types["application/link-format"]
req.payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";' \
'anchor="coap://spurious.example.com:5683",</sensors/light>;ct=41;rt="light-lux";if="sensor"'
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.SERVICE_UNAVAILABLE.number
expected.token = None
expected.content_type = 0
expected.payload = None
self.current_mid += 1
self._test_check([(req, expected)])
def test_no_ep(self):
print("Registration without endpoint name")
path = "rd?con=coap://local-proxy-old.example.com:5683"
req = Request()
req.code = defines.Codes.POST.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = defines.Content_types["application/link-format"]
req.payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";' \
'anchor="coap://spurious.example.com:5683",</sensors/light>;ct=41;rt="light-lux";if="sensor"'
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.BAD_REQUEST.number
expected.token = None
expected.content_type = 0
expected.payload = None
self.current_mid += 1
self._test_check([(req, expected)])
def test_update_res_not_found(self):
print("Resource not found on update")
path = "rd/4521?con=coaps://new.example.com:5684"
req = Request()
req.code = defines.Codes.POST.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.NOT_FOUND.number
expected.token = None
expected.content_type = 0
expected.payload = None
self.current_mid += 1
self._test_check([(req, expected)])
def test_delete_res_not_found(self):
print("Resource not found on delete")
path = "rd/4521"
req = Request()
req.code = defines.Codes.DELETE.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.NOT_FOUND.number
expected.token = None
expected.content_type = 0
expected.payload = None
self.current_mid += 1
self._test_check([(req, expected)])
def test_wildcard_res(self):
print("Use wildcard * to find resources")
client = HelperClient(self.server_address)
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
client.post(path, payload, None, None, **ct)
path = "rd?ep=node2&con=coap://[2001:db8:3::123]:61616"
payload = '</temp>;rt="temperature";anchor="coap://[2001:db8:3::123]:61616"'
client.post(path, payload, None, None, **ct)
client.stop()
path = "rd-lookup/res?rt=temp*"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = '<coap://local-proxy-old.example.com:5683/sensors/temp>;ct=41;rt="temperature-c";' \
'if="sensor";anchor="coap://spurious.example.com:5683",' \
'<coap://[2001:db8:3::123]:61616/temp>;rt="temperature";' \
'anchor="coap://[2001:db8:3::123]:61616"'
self.current_mid += 1
self._test_check([(req, expected)])
def test_wildcard_ep(self):
print("Use wildcard * to find endpoints")
client = HelperClient(self.server_address)
path = "rd?ep=node1&con=coap://local-proxy-old.example.com:5683"
ct = {'content_type': defines.Content_types["application/link-format"]}
payload = '</sensors/temp>;ct=41;rt="temperature-c";if="sensor";anchor="coap://spurious.example.com:5683",' \
'</sensors/light>;ct=41;rt="light-lux";if="sensor"'
response = client.post(path, payload, None, None, **ct)
loc_path1 = response.location_path
path = "rd?ep=node2&con=coap://[2001:db8:3::123]:61616"
payload = '</temp>;rt="temperature";anchor="coap://[2001:db8:3::123]:61616"'
response = client.post(path, payload, None, None, **ct)
loc_path2 = response.location_path
client.stop()
path = "rd-lookup/ep?rt=temp*"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
req.content_type = 0
req.payload = None
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.CONTENT.number
expected.token = None
expected.content_type = defines.Content_types["application/link-format"]
expected.payload = '</' + loc_path1 + '>;con="coap://local-proxy-old.example.com:5683";ep="node1";lt=500,' \
'</' + loc_path2 + '>;con="coap://[2001:db8:3::123]:61616";' \
'ep="node2";lt=500'
self.current_mid += 1
self._test_check([(req, expected)])
if __name__ == '__main__':
unittest.main()