Catch OpenConnectionError in swarm.dial_peer

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NIC619 2019-09-19 21:24:01 +08:00
parent 1f76f6ee1b
commit b9d1875027
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@ -13,7 +13,11 @@ from libp2p.protocol_muxer.multiselect_client import MultiselectClient
from libp2p.protocol_muxer.multiselect_communicator import MultiselectCommunicator
from libp2p.routing.interfaces import IPeerRouting
from libp2p.stream_muxer.abc import IMuxedConn, IMuxedStream
from libp2p.transport.exceptions import MuxerUpgradeFailure, SecurityUpgradeFailure
from libp2p.transport.exceptions import (
MuxerUpgradeFailure,
OpenConnectionError,
SecurityUpgradeFailure,
)
from libp2p.transport.listener_interface import IListener
from libp2p.transport.transport_interface import ITransport
from libp2p.transport.upgrader import TransportUpgrader
@ -118,7 +122,13 @@ class Swarm(INetwork):
multiaddr = self.router.find_peer(peer_id)
# Dial peer (connection to peer does not yet exist)
# Transport dials peer (gets back a raw conn)
try:
raw_conn = await self.transport.dial(multiaddr)
except OpenConnectionError as error:
logger.debug("fail to dial peer %s over base transport", peer_id)
raise SwarmException(
"fail to open connection to peer %s", peer_id
) from error
logger.debug("dialed peer %s over base transport", peer_id)