diff options
| -rw-r--r-- | src/netaddress.h | 2 | ||||
| -rwxr-xr-x | test/functional/p2p_addrv2_relay.py | 25 | ||||
| -rwxr-xr-x | test/functional/test_framework/messages.py | 30 |
3 files changed, 41 insertions, 16 deletions
diff --git a/src/netaddress.h b/src/netaddress.h index d504996347..5e1d9d2a6f 100644 --- a/src/netaddress.h +++ b/src/netaddress.h @@ -227,7 +227,7 @@ class CNetAddr */ bool IsRelayable() const { - return IsIPv4() || IsIPv6() || IsTor(); + return IsIPv4() || IsIPv6() || IsTor() || IsI2P(); } /** diff --git a/test/functional/p2p_addrv2_relay.py b/test/functional/p2p_addrv2_relay.py index 23ce3e5d04..c006a6c24f 100755 --- a/test/functional/p2p_addrv2_relay.py +++ b/test/functional/p2p_addrv2_relay.py @@ -18,12 +18,19 @@ from test_framework.p2p import P2PInterface from test_framework.test_framework import BitcoinTestFramework from test_framework.util import assert_equal +I2P_ADDR = "c4gfnttsuwqomiygupdqqqyy5y5emnk5c73hrfvatri67prd7vyq.b32.i2p" + ADDRS = [] for i in range(10): addr = CAddress() addr.time = int(time.time()) + i addr.nServices = NODE_NETWORK | NODE_WITNESS - addr.ip = "123.123.123.{}".format(i % 256) + # Add one I2P address at an arbitrary position. + if i == 5: + addr.net = addr.NET_I2P + addr.ip = I2P_ADDR + else: + addr.ip = f"123.123.123.{i % 256}" addr.port = 8333 + i ADDRS.append(addr) @@ -35,11 +42,8 @@ class AddrReceiver(P2PInterface): super().__init__(support_addrv2 = True) def on_addrv2(self, message): - for addr in message.addrs: - assert_equal(addr.nServices, 9) - assert addr.ip.startswith('123.123.123.') - assert (8333 <= addr.port < 8343) - self.addrv2_received_and_checked = True + if ADDRS == message.addrs: + self.addrv2_received_and_checked = True def wait_for_addrv2(self): self.wait_until(lambda: "addrv2" in self.last_message) @@ -64,15 +68,18 @@ class AddrTest(BitcoinTestFramework): addr_receiver = self.nodes[0].add_p2p_connection(AddrReceiver()) msg.addrs = ADDRS with self.nodes[0].assert_debug_log([ - 'Added 10 addresses from 127.0.0.1: 0 tried', - 'received: addrv2 (131 bytes) peer=0', - 'sending addrv2 (131 bytes) peer=1', + # The I2P address is not added to node's own addrman because it has no + # I2P reachability (thus 10 - 1 = 9). + 'Added 9 addresses from 127.0.0.1: 0 tried', + 'received: addrv2 (159 bytes) peer=0', + 'sending addrv2 (159 bytes) peer=1', ]): addr_source.send_and_ping(msg) self.nodes[0].setmocktime(int(time.time()) + 30 * 60) addr_receiver.wait_for_addrv2() assert addr_receiver.addrv2_received_and_checked + assert_equal(len(self.nodes[0].getnodeaddresses(count=0, network="i2p")), 0) if __name__ == '__main__': diff --git a/test/functional/test_framework/messages.py b/test/functional/test_framework/messages.py index 504c8c70d4..065e8961ae 100755 --- a/test/functional/test_framework/messages.py +++ b/test/functional/test_framework/messages.py @@ -18,6 +18,7 @@ ser_*, deser_*: functions that handle serialization/deserialization. Classes use __slots__ to ensure extraneous attributes aren't accidentally added by tests, compromising their intended effect. """ +from base64 import b32decode, b32encode from codecs import encode import copy import hashlib @@ -213,15 +214,20 @@ class CAddress: # see https://github.com/bitcoin/bips/blob/master/bip-0155.mediawiki NET_IPV4 = 1 + NET_I2P = 5 ADDRV2_NET_NAME = { - NET_IPV4: "IPv4" + NET_IPV4: "IPv4", + NET_I2P: "I2P" } ADDRV2_ADDRESS_LENGTH = { - NET_IPV4: 4 + NET_IPV4: 4, + NET_I2P: 32 } + I2P_PAD = "====" + def __init__(self): self.time = 0 self.nServices = 1 @@ -229,6 +235,9 @@ class CAddress: self.ip = "0.0.0.0" self.port = 0 + def __eq__(self, other): + return self.net == other.net and self.ip == other.ip and self.nServices == other.nServices and self.port == other.port and self.time == other.time + def deserialize(self, f, *, with_time=True): """Deserialize from addrv1 format (pre-BIP155)""" if with_time: @@ -261,24 +270,33 @@ class CAddress: self.nServices = deser_compact_size(f) self.net = struct.unpack("B", f.read(1))[0] - assert self.net == self.NET_IPV4 + assert self.net in (self.NET_IPV4, self.NET_I2P) address_length = deser_compact_size(f) assert address_length == self.ADDRV2_ADDRESS_LENGTH[self.net] - self.ip = socket.inet_ntoa(f.read(4)) + addr_bytes = f.read(address_length) + if self.net == self.NET_IPV4: + self.ip = socket.inet_ntoa(addr_bytes) + else: + self.ip = b32encode(addr_bytes)[0:-len(self.I2P_PAD)].decode("ascii").lower() + ".b32.i2p" self.port = struct.unpack(">H", f.read(2))[0] def serialize_v2(self): """Serialize in addrv2 format (BIP155)""" - assert self.net == self.NET_IPV4 + assert self.net in (self.NET_IPV4, self.NET_I2P) r = b"" r += struct.pack("<I", self.time) r += ser_compact_size(self.nServices) r += struct.pack("B", self.net) r += ser_compact_size(self.ADDRV2_ADDRESS_LENGTH[self.net]) - r += socket.inet_aton(self.ip) + if self.net == self.NET_IPV4: + r += socket.inet_aton(self.ip) + else: + sfx = ".b32.i2p" + assert self.ip.endswith(sfx) + r += b32decode(self.ip[0:-len(sfx)] + self.I2P_PAD, True) r += struct.pack(">H", self.port) return r |