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fix: update listening address handling to use all available interfaces

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This commit is contained in:
yashksaini-coder
2025-08-18 12:38:04 +05:30
parent 9a0f224a1c
commit b363d1d6d0
1 changed files with 11 additions and 7 deletions
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18
examples/echo/echo.py
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@ -36,22 +36,20 @@ async def _echo_stream_handler(stream: INetStream) -> None:
async def run(port: int, destination: str, seed: int | None = None) -> None:
# CHANGED: previously hardcoded 0.0.0.0
listen_addr = get_optimal_binding_address(port)
# Use all available interfaces for listening (JS parity)
listen_addrs = get_available_interfaces(port)
if seed:
import random
random.seed(seed)
secret_number = random.getrandbits(32 * 8)
secret = secret_number.to_bytes(length=32, byteorder="big")
else:
import secrets
secret = secrets.token_bytes(32)
host = new_host(key_pair=create_new_key_pair(secret))
async with host.run(listen_addrs=[listen_addr]), trio.open_nursery() as nursery:
async with host.run(listen_addrs=listen_addrs), trio.open_nursery() as nursery:
# Start the peer-store cleanup task
nursery.start_soon(host.get_peerstore().start_cleanup_task, 60)
@ -60,8 +58,14 @@ async def run(port: int, destination: str, seed: int | None = None) -> None:
if not destination: # its the server
host.set_stream_handler(PROTOCOL_ID, _echo_stream_handler)
# Print all listen addresses with peer ID (JS parity)
print("Listener ready, listening on:")
peer_id = host.get_id().to_string()
for addr in listen_addrs:
print(f"{addr}/p2p/{peer_id}")
print(
"Run this from the same folder in another console:\n\n"
"\nRun this from the same folder in another console:\n\n"
f"echo-demo "
f"-d {host.get_addrs()[0]}\n"
)