def test_create_request_packets(self):
client = FfClient(
FfConfig(ip_address='127.0.0.1',
port=8080,
log_level=logging.DEBUG))
http_request = "POST / HTTP/1.1\nHost: google.com.au\n\n".ljust(
2000, '0')
packets = client.create_request_packets(http_request, https=False)
payload_options_length = 11 + 3 # Timstamp option + EOL option
self.assertEqual(2, len(packets))
packet1_buff = packets[0].payload
packet1_len = packets[0].length
ptr = 0
# -- Packet 1 --
self.assertEqual(1300, packet1_len)
# Request version
self.assertEqual(FfRequest.Version.V1,
packet1_buff[ptr] << 8 | packet1_buff[ptr + 1])
ptr += 2
# Request ID
packet1_request_id = (packet1_buff[ptr] << 56
| packet1_buff[ptr + 1] << 48
| packet1_buff[ptr + 2] << 40
| packet1_buff[ptr + 3] << 32
| packet1_buff[ptr + 4] << 24
| packet1_buff[ptr + 5] << 16
| packet1_buff[ptr + 6] << 8
| packet1_buff[ptr + 7])
self.assertNotEqual(0, packet1_request_id)
ptr += 8
# Total length
self.assertEqual(
len(http_request) + payload_options_length,
(packet1_buff[ptr] << 24
| packet1_buff[ptr + 1] << 16
| packet1_buff[ptr + 2] << 8
| packet1_buff[ptr + 3]))
ptr += 4
# Chunk offset
self.assertEqual(0, (packet1_buff[ptr] << 24
| packet1_buff[ptr + 1] << 16
| packet1_buff[ptr + 2] << 8
| packet1_buff[ptr + 3]))
ptr += 4
# Chunk length
self.assertEqual(1277, (packet1_buff[ptr] << 8
| packet1_buff[ptr + 1]))
ptr += 2
self.assertEqual(FfRequest.Option.Type.BREAK, packet1_buff[ptr])
ptr += 1
# Break option length
self.assertEqual(0, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# Timestamp option type
self.assertEqual(FfRequest.Option.Type.TIMESTAMP, packet1_buff[ptr])
ptr += 1
# Timestamp option length
self.assertEqual(8, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# Timestamp option value
self.assertAlmostEqual(time.time(),
packet1_buff[ptr] << 56
| packet1_buff[ptr + 1] << 48
| packet1_buff[ptr + 2] << 40
| packet1_buff[ptr + 3] << 32
| packet1_buff[ptr + 4] << 24
| packet1_buff[ptr + 5] << 16
| packet1_buff[ptr + 6] << 8
| packet1_buff[ptr + 7],
delta=5)
ptr += 8
# EOL option type
self.assertEqual(FfRequest.Option.Type.EOL, packet1_buff[ptr])
ptr += 1
# EOL option length
self.assertEqual(0, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# Payload
self.assertEqual(
bytearray(http_request.encode('utf8'))[:1277 -
payload_options_length],
packet1_buff[ptr:packet1_len])
# -- Packet 2 --
packet2_buff = packets[1].payload
packet2_len = packets[1].length
ptr = 0
self.assertEqual(760, packet2_len)
# Request version
self.assertEqual(FfRequest.Version.V1,
packet2_buff[ptr] << 8 | packet2_buff[ptr + 1])
ptr += 2
# Request ID
packet2_request_id = (packet2_buff[ptr] << 56
| packet2_buff[ptr + 1] << 48
| packet2_buff[ptr + 2] << 40
| packet2_buff[ptr + 3] << 32
| packet2_buff[ptr + 4] << 24
| packet2_buff[ptr + 5] << 16
| packet2_buff[ptr + 6] << 8
| packet2_buff[ptr + 7])
self.assertNotEqual(0, packet2_request_id)
ptr += 8
# Total length
self.assertEqual(
len(http_request) + payload_options_length,
(packet2_buff[ptr] << 24
| packet2_buff[ptr + 1] << 16
| packet2_buff[ptr + 2] << 8
| packet2_buff[ptr + 3]))
ptr += 4
# Chunk offset
self.assertEqual(1277, (packet2_buff[ptr] << 24
| packet2_buff[ptr + 1] << 16
| packet2_buff[ptr + 2] << 8
| packet2_buff[ptr + 3]))
ptr += 4
# Chunk length
self.assertEqual(
len(http_request) - (1277 - payload_options_length),
(packet2_buff[ptr] << 8
| packet2_buff[ptr + 1]))
ptr += 2
# EOL option type
self.assertEqual(FfRequest.Option.Type.EOL, packet2_buff[ptr])
ptr += 1
# EOL option length
self.assertEqual(0, packet2_buff[ptr] << 16 | packet2_buff[ptr + 1])
ptr += 2
# Payload
self.assertEqual(
bytearray(http_request.encode('utf8'))[1277 -
payload_options_length:],
packet2_buff[ptr:packet2_len])
# Request ID's
self.assertEqual(packet1_request_id, packet2_request_id)
def test_create_request_packets(self):
client = FfClient(
FfConfig(ip_address='127.0.0.1',
port=8080,
pre_shared_key='testabc',
log_level=logging.DEBUG))
http_request = "POST / HTTP/1.1\nHost: google.com.au\n\nThis is the request body"
packets = client.create_request_packets(http_request)
self.assertEqual(1, len(packets))
packet1_buff = packets[0].payload
packet1_len = packets[0].length
ptr = 0
self.assertEqual(126, packet1_len)
# Request version
self.assertEqual(FfRequest.Version.V1,
packet1_buff[ptr] << 8 | packet1_buff[ptr + 1])
ptr += 2
# Request ID
self.assertNotEqual(0, (packet1_buff[ptr] << 56
| packet1_buff[ptr + 1] << 48
| packet1_buff[ptr + 2] << 40
| packet1_buff[ptr + 3] << 32
| packet1_buff[ptr + 4] << 24
| packet1_buff[ptr + 5] << 16
| packet1_buff[ptr + 6] << 8
| packet1_buff[ptr + 7]))
ptr += 8
# Total length
self.assertEqual(len(http_request), (packet1_buff[ptr] << 24
| packet1_buff[ptr + 1] << 16
| packet1_buff[ptr + 2] << 8
| packet1_buff[ptr + 3]))
ptr += 4
# Chunk offset
self.assertEqual(0, (packet1_buff[ptr] << 24
| packet1_buff[ptr + 1] << 16
| packet1_buff[ptr + 2] << 8
| packet1_buff[ptr + 3]))
ptr += 4
# Chunk length
self.assertEqual(len(http_request), (packet1_buff[ptr] << 8
| packet1_buff[ptr + 1]))
ptr += 2
# HTTPS option type
self.assertEqual(FfRequest.Option.Type.HTTPS, packet1_buff[ptr])
ptr += 1
# HTTPS option length
self.assertEqual(1, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# HTTPS option value
self.assertEqual(1, packet1_buff[ptr])
ptr += 1
# Encryption Mode option type
self.assertEqual(FfRequest.Option.Type.ENCRYPTION_MODE,
packet1_buff[ptr])
ptr += 1
# Encryption Mode option length
self.assertEqual(1, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# Encryption Mode option value
self.assertEqual(FfRequest.EncryptionMode.AES_256_GCM,
packet1_buff[ptr])
ptr += 1
# Encryption IV option type
self.assertEqual(FfRequest.Option.Type.ENCRYPTION_IV,
packet1_buff[ptr])
ptr += 1
# Encryption IV option length
self.assertEqual(12, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# Encryption IV option value
ptr += 12
# Encryption Tag option type
self.assertEqual(FfRequest.Option.Type.ENCRYPTION_TAG,
packet1_buff[ptr])
ptr += 1
# Encryption Tag option length
self.assertEqual(16, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# Encryption Tag option value
ptr += 16
# EOL option type
self.assertEqual(FfRequest.Option.Type.EOL, packet1_buff[ptr])
ptr += 1
# EOL option length
self.assertEqual(0, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# Payload
self.assertNotEqual(bytearray(http_request.encode('utf8')),
packet1_buff[ptr:packet1_len])
def test_create_request_packets_for_get_request(self):
client = FfClient(
FfConfig(ip_address='127.0.0.1',
port=8080,
log_level=logging.DEBUG))
http_request = "GET / HTTP/1.1\nHost: google.com.au\n\n"
packets = client.create_request_packets(http_request, https=False)
self.assertEqual(1, len(packets))
packet1_buff = packets[0].payload
packet1_len = packets[0].length
ptr = 0
self.assertEqual(59, packet1_len)
# Request version
self.assertEqual(FfRequest.Version.V1,
packet1_buff[ptr] << 8 | packet1_buff[ptr + 1])
ptr += 2
# Request ID
self.assertNotEqual(0, (packet1_buff[ptr] << 56
| packet1_buff[ptr + 1] << 48
| packet1_buff[ptr + 2] << 40
| packet1_buff[ptr + 3] << 32
| packet1_buff[ptr + 4] << 24
| packet1_buff[ptr + 5] << 16
| packet1_buff[ptr + 6] << 8
| packet1_buff[ptr + 7]))
ptr += 8
# Total length
self.assertEqual(len(http_request), (packet1_buff[ptr] << 24
| packet1_buff[ptr + 1] << 16
| packet1_buff[ptr + 2] << 8
| packet1_buff[ptr + 3]))
ptr += 4
# Chunk offset
self.assertEqual(0, (packet1_buff[ptr] << 24
| packet1_buff[ptr + 1] << 16
| packet1_buff[ptr + 2] << 8
| packet1_buff[ptr + 3]))
ptr += 4
# Chunk length
self.assertEqual(len(http_request), (packet1_buff[ptr] << 8
| packet1_buff[ptr + 1]))
ptr += 2
# EOL option type
self.assertEqual(FfRequest.Option.Type.EOL, packet1_buff[ptr])
ptr += 1
# EOL option length
self.assertEqual(0, packet1_buff[ptr] << 16 | packet1_buff[ptr + 1])
ptr += 2
# Payload
self.assertEqual(bytearray(http_request.encode('utf8')),
packet1_buff[ptr:packet1_len])