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ChannelDB.on_node_announcement: some speed-up
(e.g. for 100 node anns, was ~5 seconds, now 0.7 sec; so still slow)
regtest_lnd
SomberNight
6 years ago
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1 changed files with
2 additions and
1 deletions
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electrum/lnrouter.py
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@ -447,8 +447,9 @@ class ChannelDB(SqlDB): |
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continue |
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node_id = node_info.node_id |
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# Ignore node if it has no associated channel (DoS protection) |
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# FIXME this is slow |
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expr = or_(ChannelInfo.node1_id==node_id, ChannelInfo.node2_id==node_id) |
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if self.DBSession.query(ChannelInfo.short_channel_id).filter(expr).count() == 0: |
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if len(self.DBSession.query(ChannelInfo.short_channel_id).filter(expr).limit(1).all()) == 0: |
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#self.logger.info('ignoring orphan node_announcement') |
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continue |
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node = self.DBSession.query(NodeInfo).filter_by(node_id=node_id).one_or_none() |
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