lbry-sdk/lbrynet/p2p/Peer.py

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import datetime
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from collections import defaultdict
from lbrynet.p2p import utils
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# Do not create this object except through PeerManager
class Peer:
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def __init__(self, host, port):
self.host = host
self.port = port
# If a peer is reported down, we wait till this time till reattempting connection
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self.attempt_connection_at = None
# Number of times this Peer has been reported to be down, resets to 0 when it is up
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self.down_count = 0
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# Number of successful connections (with full protocol completion) to this peer
self.success_count = 0
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self.score = 0
self.stats = defaultdict(float) # {string stat_type, float count}
def is_available(self):
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if self.attempt_connection_at is None or utils.today() > self.attempt_connection_at:
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return True
return False
def report_up(self):
self.down_count = 0
self.attempt_connection_at = None
def report_success(self):
self.success_count += 1
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def report_down(self):
self.down_count += 1
timeout_time = datetime.timedelta(seconds=60 * self.down_count)
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self.attempt_connection_at = utils.today() + timeout_time
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def update_score(self, score_change):
self.score += score_change
def update_stats(self, stat_type, count):
self.stats[stat_type] += count
def __str__(self):
return f'{self.host}:{self.port}'
def __repr__(self):
return f'Peer({self.host!r}, {self.port!r})'