support decoding for different vendor formats

This commit is contained in:
Istvan Ruzman
2020-09-05 15:35:53 +02:00
parent de05a5cf1b
commit b2615b5ec3
4 changed files with 496 additions and 71 deletions

View File

@@ -15,8 +15,8 @@ from pyrad3.utils import (
Attribute,
PacketError,
calculate_authenticator,
parse_attributes,
parse_header,
decode_attributes,
decode_header,
validate_chap_password,
validate_pap_password,
)
@@ -50,10 +50,10 @@ class Packet(OrderedDict):
@staticmethod
def from_raw(host: Host, raw_packet: bytearray) -> "Packet":
"""Parse the given bytearray to a RADIUS Packet"""
(code, radius_id, _length, authenticator) = parse_header(raw_packet)
"""Decode the given bytearray to a RADIUS Packet"""
(code, radius_id, _length, authenticator) = decode_header(raw_packet)
ordered_attrs = parse_attributes(host.dictionary, raw_packet)
ordered_attrs = decode_attributes(host.dictionary, raw_packet)
# Can we do better than Any with type hinting?
attrs: Dict[str, Any] = {}
@@ -63,11 +63,11 @@ class Packet(OrderedDict):
except KeyError:
attrs[attr.name] = [attr.value]
parsed_packet = Packet(host, code, radius_id, **attrs)
parsed_packet.authenticator = authenticator
parsed_packet.raw_packet = raw_packet
parsed_packet.ordered_attributes = ordered_attrs
return parsed_packet
decoded_packet = Packet(host, code, radius_id, **attrs)
decoded_packet.authenticator = authenticator
decoded_packet.raw_packet = raw_packet
decoded_packet.ordered_attributes = ordered_attrs
return decoded_packet
def from_raw_reply(self, raw_packet: bytearray) -> "Packet":
"""Parse a bytearray """

View File

@@ -74,7 +74,6 @@ def decode_attributes(
else:
name = attr_def.name
datatype = attr_def.datatype
print(attr_def)
if attr_def.has_tag:
tag = value[0]
value = value[1:]
@@ -116,7 +115,7 @@ def pre_decode_attributes( # pylint: disable=too-many-branches
try:
attr_def = rad_dict.attrindex[key]
if attr_def.datatype == Datatype.vsa:
tmp_attributes = decode_vsa(key, value, offset)
tmp_attributes = decode_vsa(rad_dict, key, value, offset)
else:
if attr_def.datatype == Datatype.extended:
key, value, modifier = decode_extended(key, value, offset)
@@ -152,8 +151,42 @@ def pre_decode_attributes( # pylint: disable=too-many-branches
return attributes
def decode_vsa(key: int, value: bytes, offset: int) -> PreParsedAttributes:
PACK_TABLE = {
0: "",
1: "B",
2: "H",
4: "I",
}
def get_vendor_format(rad_dict: Dictionary, vendor_id: int) -> Tuple[str, int]:
"""Get the vendor format
This functions returns a tuple with the unpack string for struct.unpack and
the slicesize
"""
try:
format_size = 0
vendor = rad_dict.vendor[vendor_id]
format_size += vendor.tlength
format_size += vendor.llength
type_pack = PACK_TABLE[vendor.tlength]
length_pack = PACK_TABLE[vendor.llength]
unpack = f"!{type_pack}{length_pack}"
except KeyError:
# Assume "normal" one byte type one byte length
unpack = "BB"
format_size = 2
return unpack, format_size
def decode_vsa(
rad_dict: Dictionary, key: int, value: bytes, offset: int
) -> PreParsedAttributes:
"""Decode a TLV of type VSA (Vendor-Specific-Attribute)"""
if len(value) < 4:
raise PacketError
vendor_id = int.from_bytes(value[:4], "big")
@@ -162,16 +195,31 @@ def decode_vsa(key: int, value: bytes, offset: int) -> PreParsedAttributes:
value = value[4:]
offset += 4
unpack, format_size = get_vendor_format(rad_dict, vendor_id)
while value:
try:
(key, length) = struct.unpack("!BB", value[:2])
unpacked = struct.unpack(unpack, value[:format_size])
try:
(key, length) = unpacked
except ValueError:
# this does not have an length, so we use the "external" one
# it is not passed to this function but we can reconstruct it
# through the value length
# For vendor definitions which do not have a length value, there
# can be only a single attribute within a vsa, so it safe to use
# len(value)
length = len(value)
key = unpacked[0]
except struct.error as exc:
raise PacketError("VSA Attribute Header is corrupt") from exc
if length < 2:
if length < format_size:
raise PacketError(f"Attribute length({length}) is too small")
vendor_key = tuple(keystack + [key])
vendor_attributes.append((vendor_key, value[2:length], offset + 2))
vendor_attributes.append(
(vendor_key, value[format_size:length], offset + format_size)
)
offset += length
value = value[length:]

View File

@@ -39,44 +39,366 @@ ATTRIBUTE RFC-SPACE-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE RFC-SPACE-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE RFC-SPACE-TAGGED-ETHER 116 ether has_tag
VENDOR TEST 1234
VENDOR TEST10 1234 format=1,0
BEGIN-VENDOR TEST
ATTRIBUTE VENDOR-TYPE-STRING 1 string
ATTRIBUTE VENDOR-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR-TYPE-DATE 3 date
ATTRIBUTE VENDOR-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR-TYPE-SHORT 6 short
ATTRIBUTE VENDOR-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR-TYPE-TLV 18 tlv
BEGIN-VENDOR TEST10
ATTRIBUTE VENDOR10-TYPE-STRING 1 string
ATTRIBUTE VENDOR10-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR10-TYPE-DATE 3 date
ATTRIBUTE VENDOR10-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR10-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR10-TYPE-SHORT 6 short
ATTRIBUTE VENDOR10-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR10-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR10-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR10-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR10-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR10-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR10-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR10-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR10-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR10-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR10-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR-TAGGED-ETHER 116 ether has_tag
ATTRIBUTE VENDOR10-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR10-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR10-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR10-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR10-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR10-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR10-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR10-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR10-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR10-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR10-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR10-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR10-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR10-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR10-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR10-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST10
VENDOR TEST11 1235 format=1,1
BEGIN-VENDOR TEST11
ATTRIBUTE VENDOR11-TYPE-STRING 1 string
ATTRIBUTE VENDOR11-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR11-TYPE-DATE 3 date
ATTRIBUTE VENDOR11-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR11-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR11-TYPE-SHORT 6 short
ATTRIBUTE VENDOR11-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR11-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR11-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR11-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR11-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR11-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR11-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR11-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR11-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR11-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR11-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR11-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR11-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR11-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR11-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR11-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR11-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR11-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR11-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR11-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR11-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR11-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR11-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR11-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR11-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR11-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR11-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST11
END-VENDOR TEST
VENDOR TEST12 1236 format=1,2
BEGIN-VENDOR TEST12
ATTRIBUTE VENDOR12-TYPE-STRING 1 string
ATTRIBUTE VENDOR12-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR12-TYPE-DATE 3 date
ATTRIBUTE VENDOR12-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR12-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR12-TYPE-SHORT 6 short
ATTRIBUTE VENDOR12-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR12-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR12-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR12-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR12-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR12-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR12-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR12-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR12-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR12-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR12-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR12-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR12-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR12-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR12-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR12-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR12-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR12-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR12-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR12-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR12-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR12-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR12-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR12-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR12-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR12-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR12-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST12
VENDOR TEST20 1237 format=2,0
BEGIN-VENDOR TEST20
ATTRIBUTE VENDOR20-TYPE-STRING 1 string
ATTRIBUTE VENDOR20-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR20-TYPE-DATE 3 date
ATTRIBUTE VENDOR20-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR20-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR20-TYPE-SHORT 6 short
ATTRIBUTE VENDOR20-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR20-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR20-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR20-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR20-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR20-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR20-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR20-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR20-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR20-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR20-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR20-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR20-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR20-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR20-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR20-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR20-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR20-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR20-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR20-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR20-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR20-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR20-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR20-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR20-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR20-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR20-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST20
VENDOR TEST21 1238 format=2,1
BEGIN-VENDOR TEST21
ATTRIBUTE VENDOR21-TYPE-STRING 1 string
ATTRIBUTE VENDOR21-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR21-TYPE-DATE 3 date
ATTRIBUTE VENDOR21-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR21-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR21-TYPE-SHORT 6 short
ATTRIBUTE VENDOR21-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR21-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR21-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR21-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR21-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR21-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR21-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR21-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR21-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR21-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR21-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR21-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR21-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR21-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR21-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR21-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR21-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR21-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR21-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR21-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR21-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR21-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR21-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR21-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR21-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR21-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR21-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST21
VENDOR TEST22 1239 format=2,2
BEGIN-VENDOR TEST22
ATTRIBUTE VENDOR22-TYPE-STRING 1 string
ATTRIBUTE VENDOR22-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR22-TYPE-DATE 3 date
ATTRIBUTE VENDOR22-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR22-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR22-TYPE-SHORT 6 short
ATTRIBUTE VENDOR22-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR22-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR22-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR22-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR22-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR22-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR22-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR22-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR22-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR22-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR22-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR22-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR22-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR22-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR22-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR22-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR22-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR22-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR22-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR22-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR22-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR22-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR22-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR22-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR22-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR22-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR22-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST22
VENDOR TEST40 1240 format=4,0
BEGIN-VENDOR TEST40
ATTRIBUTE VENDOR40-TYPE-STRING 1 string
ATTRIBUTE VENDOR40-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR40-TYPE-DATE 3 date
ATTRIBUTE VENDOR40-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR40-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR40-TYPE-SHORT 6 short
ATTRIBUTE VENDOR40-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR40-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR40-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR40-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR40-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR40-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR40-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR40-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR40-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR40-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR40-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR40-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR40-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR40-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR40-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR40-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR40-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR40-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR40-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR40-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR40-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR40-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR40-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR40-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR40-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR40-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR40-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST40
VENDOR TEST41 1241 format=4,1
BEGIN-VENDOR TEST41
ATTRIBUTE VENDOR41-TYPE-STRING 1 string
ATTRIBUTE VENDOR41-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR41-TYPE-DATE 3 date
ATTRIBUTE VENDOR41-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR41-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR41-TYPE-SHORT 6 short
ATTRIBUTE VENDOR41-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR41-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR41-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR41-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR41-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR41-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR41-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR41-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR41-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR41-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR41-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR41-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR41-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR41-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR41-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR41-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR41-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR41-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR41-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR41-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR41-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR41-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR41-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR41-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR41-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR41-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR41-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST41
VENDOR TEST42 1242 format=4,2
BEGIN-VENDOR TEST42
ATTRIBUTE VENDOR42-TYPE-STRING 1 string
ATTRIBUTE VENDOR42-TYPE-OCTETS 2 octets
ATTRIBUTE VENDOR42-TYPE-DATE 3 date
ATTRIBUTE VENDOR42-TYPE-ABINARY 4 abinary
ATTRIBUTE VENDOR42-TYPE-BYTE 5 byte
ATTRIBUTE VENDOR42-TYPE-SHORT 6 short
ATTRIBUTE VENDOR42-TYPE-INTEGER 7 integer
ATTRIBUTE VENDOR42-TYPE-SIGNED 8 signed
ATTRIBUTE VENDOR42-TYPE-INTEGER64 9 integer64
ATTRIBUTE VENDOR42-TYPE-IPADDR 10 ipaddr
ATTRIBUTE VENDOR42-TYPE-IPV4PREFIX 11 ipv4prefix
ATTRIBUTE VENDOR42-TYPE-IPV6ADDR 12 ipv6addr
ATTRIBUTE VENDOR42-TYPE-IPV6PREFIX 13 ipv6prefix
ATTRIBUTE VENDOR42-TYPE-COMBOIP 14 comboip
ATTRIBUTE VENDOR42-TYPE-IFID 15 ifid
ATTRIBUTE VENDOR42-TYPE-ETHER 16 ether
ATTRIBUTE VENDOR42-TYPE-TLV 18 tlv
ATTRIBUTE VENDOR42-TAGGED-STRING 101 string has_tag
ATTRIBUTE VENDOR42-TAGGED-OCTETS 102 octets has_tag
ATTRIBUTE VENDOR42-TAGGED-DATE 103 date has_tag
ATTRIBUTE VENDOR42-TAGGED-ABINARY 104 abinary has_tag
ATTRIBUTE VENDOR42-TAGGED-BYTE 105 byte has_tag
ATTRIBUTE VENDOR42-TAGGED-SHORT 106 short has_tag
ATTRIBUTE VENDOR42-TAGGED-INTEGER 107 integer has_tag
ATTRIBUTE VENDOR42-TAGGED-SIGNED 108 signed has_tag
ATTRIBUTE VENDOR42-TAGGED-INTEGER64 109 integer64 has_tag
ATTRIBUTE VENDOR42-TAGGED-IPADDR 110 ipaddr has_tag
ATTRIBUTE VENDOR42-TAGGED-IPV4PREFIX 111 ipv4prefix has_tag
ATTRIBUTE VENDOR42-TAGGED-IPV6ADDR 112 ipv6addr has_tag
ATTRIBUTE VENDOR42-TAGGED-IPV6PREFIX 113 ipv6prefix has_tag
ATTRIBUTE VENDOR42-TAGGED-COMBOIP 114 comboip has_tag
ATTRIBUTE VENDOR42-TAGGED-IFID 115 ifid has_tag
ATTRIBUTE VENDOR42-TAGGED-ETHER 116 ether has_tag
END-VENDOR TEST42

View File

@@ -3,6 +3,7 @@
import struct
from ipaddress import IPv4Address, IPv4Network, IPv6Address, IPv6Network
from itertools import product
import pytest
@@ -114,6 +115,34 @@ TAGGED_ATTRIBUTES = [
(b"\x71\x07\x01\x00\x40\x20\x03", IPv6Network("2003::0/64")),
]
VENDOR_FORMAT_COMBINATIONS = [
(1234, 1, 0),
(1235, 1, 1),
(1236, 1, 2),
(1237, 2, 0),
(1238, 2, 1),
(1239, 2, 2),
(1240, 4, 0),
(1241, 4, 1),
(1242, 4, 2),
]
def flattened_product(l1, l2):
result = []
for combination in product(l1, l2):
left, right = combination
result.append(list(left) + list(right))
return result
VENDOR_TEST_ATTRIBUTES = flattened_product(
VENDOR_FORMAT_COMBINATIONS, TEST_ATTRIBUTES
)
VENDOR_TAGGED_ATTRIBUTES = flattened_product(
VENDOR_FORMAT_COMBINATIONS, TAGGED_ATTRIBUTES
)
@pytest.fixture
def radius_dictionary():
@@ -143,18 +172,6 @@ def test_decode_attribute_rfc(radius_dictionary, attr_bytes, expected):
assert attrs[0].tag == 0
@pytest.mark.parametrize("attr_bytes, expected", TEST_ATTRIBUTES)
def test_decode_attribute_vsa(radius_dictionary, attr_bytes, expected):
vsa_length = (6 + len(attr_bytes)).to_bytes(1, "big")
raw_packet = (
bytes(20) + b"\x1a" + vsa_length + b"\x00\x00\x04\xd2" + attr_bytes
)
attrs = utils.decode_attributes(radius_dictionary, raw_packet)
assert len(attrs) == 1
assert attrs[0].value == expected
assert attrs[0].tag == 0
@pytest.mark.parametrize("attr_bytes, expected", TAGGED_ATTRIBUTES)
def test_decode_attribute_rfc_tagged(radius_dictionary, attr_bytes, expected):
raw_packet = bytes(20) + attr_bytes
@@ -164,12 +181,50 @@ def test_decode_attribute_rfc_tagged(radius_dictionary, attr_bytes, expected):
assert attrs[0].tag == 1
@pytest.mark.parametrize("attr_bytes, expected", TAGGED_ATTRIBUTES)
def test_decode_attribute_vsa_tagged(radius_dictionary, attr_bytes, expected):
vsa_length = (6 + len(attr_bytes)).to_bytes(1, "big")
raw_packet = (
bytes(20) + b"\x1a" + vsa_length + b"\x00\x00\x04\xd2" + attr_bytes
def generate_vendor_attribute(vendor_id, tlen, llen, attr_bytes):
vendor_id = vendor_id.to_bytes(4, "big")
vsa_length = (4 + tlen + llen + len(attr_bytes)).to_bytes(1, "big")
attr_type = attr_bytes[0].to_bytes(tlen, "big")
attr_len = attr_bytes[1] + tlen
if llen == 0:
attr_len = b""
else:
attr_len = attr_len.to_bytes(llen, "big")
attr_bytes = attr_bytes[2:]
packet = (
bytes(20)
+ b"\x1a"
+ vsa_length
+ vendor_id
+ attr_type
+ attr_len
+ attr_bytes
)
return packet
@pytest.mark.parametrize(
"vendor_id, tlen, llen, attr_bytes, expected", VENDOR_TEST_ATTRIBUTES
)
def test_decode_attribute_vsa(
radius_dictionary, vendor_id, tlen, llen, attr_bytes, expected
):
raw_packet = generate_vendor_attribute(vendor_id, tlen, llen, attr_bytes)
attrs = utils.decode_attributes(radius_dictionary, raw_packet)
assert len(attrs) == 1
assert attrs[0].value == expected
assert attrs[0].tag == 0
@pytest.mark.parametrize(
"vendor_id, tlen, llen, attr_bytes, expected", VENDOR_TAGGED_ATTRIBUTES
)
def test_decode_attribute_vsa_tagged(
radius_dictionary, vendor_id, tlen, llen, attr_bytes, expected
):
raw_packet = generate_vendor_attribute(vendor_id, tlen, llen, attr_bytes)
attrs = utils.decode_attributes(radius_dictionary, raw_packet)
assert len(attrs) == 1
assert attrs[0].value == expected