commit
e03c0d4a14
27
network/connection_interface.py
Normal file
27
network/connection_interface.py
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@ -0,0 +1,27 @@
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from abc import ABC, abstractmethod
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class IConnection(ABC):
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@abstractmethod
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def get_observed_addrs(self):
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"""
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retrieve observed addresses from underlying transport
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:return: list of multiaddrs
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"""
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pass
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@abstractmethod
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def get_peer_info(self):
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"""
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retrieve peer info object that the connection connects to
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:return: a peer info object
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"""
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pass
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@abstractmethod
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def set_peer_info(self, peer_info):
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"""
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:param peer_info: a peer info object that contains info of peer
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:return: True if successful
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"""
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pass
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31
network/listener_interface.py
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31
network/listener_interface.py
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@ -0,0 +1,31 @@
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from abc import ABC, abstractmethod
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class IListener(ABC):
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@abstractmethod
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def listen(self, multiaddr):
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"""
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put listener in listening mode and wait for incoming connections
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:param multiaddr: multiaddr of peer
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:return: return True if successful
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"""
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pass
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@abstractmethod
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def get_addrs(self):
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"""
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retrieve list of addresses the listener is listening on
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:return: return list of addrs
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"""
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pass
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@abstractmethod
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def close(self, options=None):
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"""
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close the listener such that no more connections
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can be open on this transport instance
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:param options: optional object potential with timeout
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a timeout value in ms that fires and destroy all connections
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:return: return True if successful
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"""
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pass
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@ -26,5 +26,5 @@ class INetwork(ABC):
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def listen(self, *args):
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"""
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:param *args: one or many multiaddrs to start listening on
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:return: true if at least one success
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:return: True if at least one success
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"""
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54
network/tcp.py
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54
network/tcp.py
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@ -0,0 +1,54 @@
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import asyncio
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from .transport_interface import ITransport
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from .listener_interface import IListener
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class TCP(ITransport):
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def __init__(self):
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self.multiaddr = None
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class Listener(IListener):
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def listen(self, multiaddr):
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"""
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put listener in listening mode and wait for incoming connections
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:param multiaddr: multiaddr of peer
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:return: return True if successful
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"""
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pass
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def get_addrs(self):
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"""
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retrieve list of addresses the listener is listening on
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:return: return list of addrs
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"""
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pass
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def close(self, options=None):
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"""
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close the listener such that no more connections
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can be open on this transport instance
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:param options: optional object potential with timeout
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a timeout value in ms that fires and destroy all connections
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:return: return True if successful
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"""
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pass
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def dial(self, multiaddr, options=None):
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"""
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dial a transport to peer listening on multiaddr
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:param multiaddr: multiaddr of peer
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:param options: optional object
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:return: list of multiaddrs
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"""
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pass
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def create_listener(self, handler_function, options=None):
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"""
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create listener on transport
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:param options: optional object with properties the listener must have
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:param handler_function: a function called when a new conntion is received
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that takes a connection as argument which implements interface-connection
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:return: a listener object that implements listener_interface.py
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"""
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pass
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24
network/transport_interface.py
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24
network/transport_interface.py
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@ -0,0 +1,24 @@
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from abc import ABC, abstractmethod
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class ITransport(ABC):
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@abstractmethod
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def dial(self, multiaddr, options=None):
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"""
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dial a transport to peer listening on multiaddr
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:param multiaddr: multiaddr of peer
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:param options: optional object
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:return: list of multiaddrs
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"""
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pass
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@abstractmethod
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def create_listener(self, handler_function, options=None):
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"""
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create listener on transport
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:param options: optional object with properties the listener must have
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:param handler_function: a function called when a new conntion is received
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that takes a connection as argument which implements interface-connection
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:return: a listener object that implements listener_interface.py
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"""
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pass
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Reference in New Issue
Block a user