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-rwxr-xr-xtest/functional/test_framework/messages.py59
1 files changed, 43 insertions, 16 deletions
diff --git a/test/functional/test_framework/messages.py b/test/functional/test_framework/messages.py
index 9a6fa66d54..5207b563a1 100755
--- a/test/functional/test_framework/messages.py
+++ b/test/functional/test_framework/messages.py
@@ -31,7 +31,7 @@ from test_framework.siphash import siphash256
from test_framework.util import hex_str_to_bytes, assert_equal
MIN_VERSION_SUPPORTED = 60001
-MY_VERSION = 70014 # past bip-31 for ping/pong
+MY_VERSION = 70016 # past wtxid relay
MY_SUBVERSION = b"/python-mininode-tester:0.0.3/"
MY_RELAY = 1 # from version 70001 onwards, fRelay should be appended to version messages (BIP37)
@@ -45,6 +45,10 @@ MAX_MONEY = 21000000 * COIN
BIP125_SEQUENCE_NUMBER = 0xfffffffd # Sequence number that is BIP 125 opt-in and BIP 68-opt-out
+MAX_PROTOCOL_MESSAGE_LENGTH = 4000000 # Maximum length of incoming protocol messages
+MAX_HEADERS_RESULTS = 2000 # Number of headers sent in one getheaders result
+MAX_INV_SIZE = 50000 # Maximum number of entries in an 'inv' protocol message
+
NODE_NETWORK = (1 << 0)
NODE_GETUTXO = (1 << 1)
NODE_BLOOM = (1 << 2)
@@ -56,6 +60,7 @@ MSG_TX = 1
MSG_BLOCK = 2
MSG_FILTERED_BLOCK = 3
MSG_CMPCT_BLOCK = 4
+MSG_WTX = 5
MSG_WITNESS_FLAG = 1 << 30
MSG_TYPE_MASK = 0xffffffff >> 2
@@ -107,7 +112,7 @@ def deser_uint256(f):
def ser_uint256(u):
rs = b""
- for i in range(8):
+ for _ in range(8):
rs += struct.pack("<I", u & 0xFFFFFFFF)
u >>= 32
return rs
@@ -130,7 +135,7 @@ def uint256_from_compact(c):
def deser_vector(f, c):
nit = deser_compact_size(f)
r = []
- for i in range(nit):
+ for _ in range(nit):
t = c()
t.deserialize(f)
r.append(t)
@@ -153,7 +158,7 @@ def ser_vector(l, ser_function_name=None):
def deser_uint256_vector(f):
nit = deser_compact_size(f)
r = []
- for i in range(nit):
+ for _ in range(nit):
t = deser_uint256(f)
r.append(t)
return r
@@ -169,7 +174,7 @@ def ser_uint256_vector(l):
def deser_string_vector(f):
nit = deser_compact_size(f)
r = []
- for i in range(nit):
+ for _ in range(nit):
t = deser_string(f)
r.append(t)
return r
@@ -204,17 +209,19 @@ class CAddress:
self.ip = "0.0.0.0"
self.port = 0
- def deserialize(self, f, with_time=True):
+ def deserialize(self, f, *, with_time=True):
if with_time:
+ # VERSION messages serialize CAddress objects without time
self.time = struct.unpack("<i", f.read(4))[0]
self.nServices = struct.unpack("<Q", f.read(8))[0]
self.pchReserved = f.read(12)
self.ip = socket.inet_ntoa(f.read(4))
self.port = struct.unpack(">H", f.read(2))[0]
- def serialize(self, with_time=True):
+ def serialize(self, *, with_time=True):
r = b""
if with_time:
+ # VERSION messages serialize CAddress objects without time
r += struct.pack("<i", self.time)
r += struct.pack("<Q", self.nServices)
r += self.pchReserved
@@ -237,7 +244,8 @@ class CInv:
MSG_TX | MSG_WITNESS_FLAG: "WitnessTx",
MSG_BLOCK | MSG_WITNESS_FLAG: "WitnessBlock",
MSG_FILTERED_BLOCK: "filtered Block",
- 4: "CompactBlock"
+ 4: "CompactBlock",
+ 5: "WTX",
}
def __init__(self, t=0, h=0):
@@ -258,6 +266,9 @@ class CInv:
return "CInv(type=%s hash=%064x)" \
% (self.typemap[self.type], self.hash)
+ def __eq__(self, other):
+ return isinstance(other, CInv) and self.hash == other.hash and self.type == other.type
+
class CBlockLocator:
__slots__ = ("nVersion", "vHave")
@@ -457,7 +468,7 @@ class CTransaction:
else:
self.vout = deser_vector(f, CTxOut)
if flags != 0:
- self.wit.vtxinwit = [CTxInWitness() for i in range(len(self.vin))]
+ self.wit.vtxinwit = [CTxInWitness() for _ in range(len(self.vin))]
self.wit.deserialize(f)
else:
self.wit = CTxWitness()
@@ -490,7 +501,7 @@ class CTransaction:
if (len(self.wit.vtxinwit) != len(self.vin)):
# vtxinwit must have the same length as vin
self.wit.vtxinwit = self.wit.vtxinwit[:len(self.vin)]
- for i in range(len(self.wit.vtxinwit), len(self.vin)):
+ for _ in range(len(self.wit.vtxinwit), len(self.vin)):
self.wit.vtxinwit.append(CTxInWitness())
r += self.wit.serialize()
r += struct.pack("<I", self.nLockTime)
@@ -725,7 +736,7 @@ class P2PHeaderAndShortIDs:
self.header.deserialize(f)
self.nonce = struct.unpack("<Q", f.read(8))[0]
self.shortids_length = deser_compact_size(f)
- for i in range(self.shortids_length):
+ for _ in range(self.shortids_length):
# shortids are defined to be 6 bytes in the spec, so append
# two zero bytes and read it in as an 8-byte number
self.shortids.append(struct.unpack("<Q", f.read(6) + b'\x00\x00')[0])
@@ -842,7 +853,7 @@ class BlockTransactionsRequest:
def deserialize(self, f):
self.blockhash = deser_uint256(f)
indexes_length = deser_compact_size(f)
- for i in range(indexes_length):
+ for _ in range(indexes_length):
self.indexes.append(deser_compact_size(f))
def serialize(self):
@@ -970,10 +981,10 @@ class msg_version:
self.nServices = struct.unpack("<Q", f.read(8))[0]
self.nTime = struct.unpack("<q", f.read(8))[0]
self.addrTo = CAddress()
- self.addrTo.deserialize(f, False)
+ self.addrTo.deserialize(f, with_time=False)
self.addrFrom = CAddress()
- self.addrFrom.deserialize(f, False)
+ self.addrFrom.deserialize(f, with_time=False)
self.nNonce = struct.unpack("<Q", f.read(8))[0]
self.strSubVer = deser_string(f)
@@ -993,8 +1004,8 @@ class msg_version:
r += struct.pack("<i", self.nVersion)
r += struct.pack("<Q", self.nServices)
r += struct.pack("<q", self.nTime)
- r += self.addrTo.serialize(False)
- r += self.addrFrom.serialize(False)
+ r += self.addrTo.serialize(with_time=False)
+ r += self.addrFrom.serialize(with_time=False)
r += struct.pack("<Q", self.nNonce)
r += ser_string(self.strSubVer)
r += struct.pack("<i", self.nStartingHeight)
@@ -1119,6 +1130,22 @@ class msg_tx:
def __repr__(self):
return "msg_tx(tx=%s)" % (repr(self.tx))
+class msg_wtxidrelay:
+ __slots__ = ()
+ msgtype = b"wtxidrelay"
+
+ def __init__(self):
+ pass
+
+ def deserialize(self, f):
+ pass
+
+ def serialize(self):
+ return b""
+
+ def __repr__(self):
+ return "msg_wtxidrelay()"
+
class msg_no_witness_tx(msg_tx):
__slots__ = ()