forked from LBRYCommunity/lbry-sdk
Merge pull request #3221 from lbryio/subscribe_hash_on_call
Improve performance of address subscriptions and transaction proofs
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commit
fe60d4be88
1 changed files with 4 additions and 6 deletions
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@ -1275,10 +1275,9 @@ class LBRYElectrumX(SessionBase):
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address: the address to subscribe to"""
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if len(addresses) > 1000:
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raise RPCError(BAD_REQUEST, f'too many addresses in subscription request: {len(addresses)}')
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hashXes = [
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(self.address_to_hashX(address), address) for address in addresses
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return [
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await self.hashX_subscribe(self.address_to_hashX(address), address) for address in addresses
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]
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return [await self.hashX_subscribe(*args) for args in hashXes]
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async def address_unsubscribe(self, address):
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"""Unsubscribe an address.
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@ -1553,15 +1552,14 @@ class LBRYElectrumX(SessionBase):
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else:
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batch_result[tx_hash] = [raw_tx, {'block_height': -1}]
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def threaded_get_merkle():
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if needed_merkles:
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for tx_hash, (raw_tx, block_txs, pos, block_height) in needed_merkles.items():
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batch_result[tx_hash] = raw_tx, {
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'merkle': self._get_merkle_branch(block_txs, pos),
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'pos': pos,
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'block_height': block_height
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}
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if needed_merkles:
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await asyncio.get_running_loop().run_in_executor(self.db.executor, threaded_get_merkle)
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await asyncio.sleep(0) # heavy call, give other tasks a chance
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self.session_mgr.tx_replied_count_metric.inc(len(tx_hashes))
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return batch_result
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