61 lines
1.7 KiB
Python
61 lines
1.7 KiB
Python
from .host_interface import IHost
|
|
|
|
# Upon host creation, host takes in options,
|
|
# including the list of addresses on which to listen.
|
|
# Host then parses these options and delegates to its Network instance,
|
|
# telling it to listen on the given listen addresses.
|
|
|
|
class BasicHost(IHost):
|
|
|
|
# default options constructor
|
|
def __init__(self, _network):
|
|
self.network = _network
|
|
self.peerstore = self.network.peerstore
|
|
# self.stream_handlers = {}
|
|
|
|
def get_id(self):
|
|
"""
|
|
:return: peer_id of host
|
|
"""
|
|
return self.network.get_peer_id()
|
|
|
|
def get_network(self):
|
|
"""
|
|
:return: network instance of host
|
|
"""
|
|
return self.network
|
|
|
|
def get_peerstore(self):
|
|
"""
|
|
:return: peerstore of the host (same one as in its network instance)
|
|
"""
|
|
return self.peerstore
|
|
|
|
def get_mux(self):
|
|
"""
|
|
:return: mux instance of host
|
|
"""
|
|
pass
|
|
|
|
def set_stream_handler(self, protocol_id, stream_handler):
|
|
"""
|
|
set stream handler for host
|
|
:param protocol_id: protocol id used on stream
|
|
:param stream_handler: a stream handler function
|
|
:return: true if successful
|
|
"""
|
|
return self.network.set_stream_handler(protocol_id, stream_handler)
|
|
|
|
|
|
# protocol_id can be a list of protocol_ids
|
|
# stream will decide which protocol_id to run on
|
|
def new_stream(self, peer_id, protocol_id):
|
|
"""
|
|
:param peer_id: peer_id that host is connecting
|
|
:param proto_id: protocol id that stream runs on
|
|
:return: true if successful
|
|
"""
|
|
stream = self.network.new_stream(peer_id)
|
|
stream.set_protocol(protocol_id)
|
|
return stream
|