AaronFiore/electrum
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synchronizer: small refactor _on_address_status

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SomberNight
2025-10-29 18:49:14 +00:00
parent bf0ebc8d2b
commit 5212d20f29
1 changed files with 16 additions and 12 deletions
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28
electrum/synchronizer.py
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@@ -24,7 +24,7 @@
# SOFTWARE.
import asyncio
import hashlib
from typing import Dict, List, TYPE_CHECKING, Tuple, Set
from typing import Dict, List, TYPE_CHECKING, Tuple, Set, Optional, Sequence
from collections import defaultdict
import logging
@@ -45,7 +45,7 @@ if TYPE_CHECKING:
class SynchronizerFailure(Exception): pass
def history_status(h):
def history_status(h: Sequence[tuple[str, int]]) -> Optional[str]:
if not h:
return None
status = ''
@@ -96,7 +96,7 @@ class SynchronizerBase(NetworkJobOnDefaultServer):
finally:
self._adding_addrs.discard(addr) # ok for addr not to be present
async def _on_address_status(self, addr, status):
async def _on_address_status(self, addr: str, status: Optional[str]):
"""Handle the change of the status of an address.
Should remove addr from self._handling_addr_statuses when done.
"""
@@ -160,10 +160,19 @@ class Synchronizer(SynchronizerBase):
and not self._stale_histories
and self.status_queue.empty())
async def _maybe_request_history_for_addr(self, addr: str) -> List[dict]:
sh = address_to_scripthash(addr)
self._requests_sent += 1
async with self._network_request_semaphore:
result = await self.interface.get_history_for_scripthash(sh)
self._requests_answered += 1
self.logger.info(f"receiving history {addr} {len(result)}")
return result
async def _on_address_status(self, addr, status):
try:
history = self.adb.db.get_addr_history(addr)
if history_status(history) == status:
old_history = self.adb.db.get_addr_history(addr)
if history_status(old_history) == status:
return
# No point in requesting history twice for the same announced status.
# However if we got announced a new status, we should request history again:
@@ -174,12 +183,7 @@ class Synchronizer(SynchronizerBase):
self._stale_histories.pop(addr, asyncio.Future()).cancel()
finally:
self._handling_addr_statuses.discard(addr)
h = address_to_scripthash(addr)
self._requests_sent += 1
async with self._network_request_semaphore:
result = await self.interface.get_history_for_scripthash(h)
self._requests_answered += 1
self.logger.info(f"receiving history {addr} {len(result)}")
result = await self._maybe_request_history_for_addr(addr)
hist = list(map(lambda item: (item['tx_hash'], item['height']), result))
# tx_fees
tx_fees = [(item['tx_hash'], item.get('fee')) for item in result]
@@ -242,7 +246,7 @@ class Synchronizer(SynchronizerBase):
raise SynchronizerFailure(f"received tx does not match expected txid ({tx_hash} != {tx.txid()})")
self.requested_tx.remove(tx_hash)
self.adb.receive_tx_callback(tx)
self.logger.info(f"received tx {tx_hash}. bytes: {len(raw_tx)}")
self.logger.info(f"received tx {tx_hash}. bytes-len: {len(raw_tx)//2}")
async def main(self):
self.adb.up_to_date_changed()