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Process blocks in the executor

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This should eliminate latency when new blocks come in
and prevent sessions being dropped whilst they are processed.
This commit is contained in:
Neil Booth 2016-12-03 23:05:05 +09:00
parent ab9d9f7c07
commit 238b9e0285
1 changed files with 9 additions and 3 deletions
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12
server/block_processor.py
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@ -201,6 +201,7 @@ class BlockProcessor(server.db.DB):
self.first_caught_up() self.first_caught_up()
self.flush(True) self.flush(True)
self.logger.info('shut down complete')
def shutdown(self): def shutdown(self):
'''Call to shut down the block processor.''' '''Call to shut down the block processor.'''
@ -213,11 +214,16 @@ class BlockProcessor(server.db.DB):
if self.height == -1: if self.height == -1:
blocks[0] = blocks[0][:self.coin.HEADER_LEN] + bytes(1) blocks[0] = blocks[0][:self.coin.HEADER_LEN] + bytes(1)
touched = set() def do_it():
try:
for block in blocks: for block in blocks:
if self._shutdown:
break
self.advance_block(block, touched) self.advance_block(block, touched)
await asyncio.sleep(0) # Yield
touched = set()
loop = asyncio.get_event_loop()
try:
await loop.run_in_executor(None, do_it)
except ChainReorg: except ChainReorg:
await self.handle_chain_reorg(touched) await self.handle_chain_reorg(touched)