83 lines
2.5 KiB
Python
83 lines
2.5 KiB
Python
from .peerstore_interface import IPeerStore
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from .peerdata import PeerData
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class PeerStore(IPeerStore):
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def __init__(self):
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IPeerStore.__init__(self)
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self.peer_map = {}
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def __create_or_get_peer(self, peer_id):
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"""
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Returns the peer data for peer_id or creates a new
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peer data (and stores it in peer_map) if peer
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data for peer_id does not yet exist
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:param peer_id: peer ID
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:return: peer data
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"""
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if peer_id in self.peer_map:
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return self.peer_map[peer_id]
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data = PeerData()
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self.peer_map[peer_id] = data
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return self.peer_map[peer_id]
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def peer_info(self, peer_id):
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if peer_id in self.peer_map:
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peer = self.peer_map[peer_id]
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return {
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"peer_id": peer_id,
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"addrs": peer.get_addrs()
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}
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return None
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def get_protocols(self, peer_id):
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if peer_id in self.peer_map:
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return self.peer_map[peer_id].get_protocols(), None
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return None, peer_id + " not found"
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def add_protocols(self, peer_id, protocols):
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peer = self.__create_or_get_peer(peer_id)
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peer.add_protocols(protocols)
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def peers(self):
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return self.peer_map.keys()
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def get(self, peer_id, key):
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if peer_id in self.peer_map:
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val, error = self.peer_map[peer_id].get_metadata(key)
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return val, error
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return None, peer_id + " not found"
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def put(self, peer_id, key, val):
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# <<?>>
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# This can output an error, not sure what the possible errors are
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peer = self.__create_or_get_peer(peer_id)
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peer.put_metadata(key, val)
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def add_addr(self, peer_id, addr, ttl):
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self.add_addrs(self, peer_id, [addr])
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def add_addrs(self, peer_id, addrs, ttl):
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# Ignore ttl for now
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peer = self.__create_or_get_peer(peer_id)
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peer.add_addrs(addrs)
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def addrs(self, peer_id):
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if peer_id in self.peer_map:
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return self.peer_map[peer_id].get_addrs(), None
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return None, peer_id + " not found"
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def clear_addrs(self, peer_id):
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# Only clear addresses if the peer is in peer map
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if peer_id in self.peer_map:
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self.peer_map[peer_id].clear_addrs()
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def peers_with_addrs(self):
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# Add all peers with addrs at least 1 to output
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output = []
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for key in self.peer_map:
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if len(self.peer_map[key].get_addrs()) >= 1:
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output.append(key)
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return output
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