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connector

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This commit is contained in:
4tochka 2019-05-13 19:56:05 +04:00
parent 845f8987dd
commit 4298217acb
2 changed files with 17 additions and 7 deletions
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3
pybtc/connector/connector.py
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@ -377,6 +377,9 @@ class Connector:
if len(self.utxo.cached) > self.utxo.size_limit and \
not self.utxo.save_process and \
self.utxo.checkpoints:
self.utxo.deleted_last_block = block["height"]
self.utxo.pending_deleted += self.utxo.deleted
self.utxo.deleted = set()
self.loop.create_task(self.utxo.save_utxo())

21
pybtc/connector/utxo.py
View File

@ -7,7 +7,8 @@ class UTXO():
def __init__(self, db_pool, loop, log, cache_size):
self.cached = LRU()
self.missed = set()
self.deleted = LRU()
self.deleted = set()
self.pending_deleted = set()
self.checkpoints = list()
self.log = log
self.loaded = LRU()
@ -27,6 +28,7 @@ class UTXO():
self._hit = 0
self.saved_utxo = 0
self.deleted_utxo = 0
self.deleted_last_block = 0
self.deleted_utxo_saved = 0
self.loaded_utxo = 0
self.destroyed_utxo = 0
@ -85,7 +87,7 @@ class UTXO():
for i in reversed(self.pending_saved):
self.cached.append({i: self.pending_saved[i]})
self.log.critical("checkpoint not found " +str(lb) +" > "+ str(self.checkpoints))
await asyncio.sleep(1)
await asyncio.sleep(5)
return
# self.log.critical("checkpoints " + str(self.checkpoints) + " > " + str(checkpoint))
# self.log.critical("found checkpoint " + str(lb) + " len " + str(len(utxo)) + " cached " + str(len(self.cached)) )
@ -119,20 +121,24 @@ class UTXO():
# insert to db
# self.log.critical("start " + str(len(utxo)))
d = set()
async with self._db_pool.acquire() as conn:
async with conn.transaction():
if d:
if self.pending_deleted:
await conn.execute("DELETE FROM connector_utxo WHERE "
"outpoint = ANY($1);", d)
"outpoint = ANY($1);", self.pending_deleted)
if utxo:
await conn.copy_records_to_table('connector_utxo',
columns=["outpoint", "data"], records=utxo)
await conn.execute("UPDATE connector_utxo_state SET value = $1 "
"WHERE name = 'last_block';", lb)
await conn.execute("UPDATE connector_utxo_state SET value = $1 "
"WHERE name = 'last_cached_block';", self.deleted_last_block)
self.saved_utxo += len(utxo)
self.deleted_utxo += len(d)
self.log.warning("saved utxo -> " + str(len(utxo)))
self.deleted_utxo += len(self.pending_deleted)
self.pending_deleted = set()
# # remove from cache
# for key in a:
# try:
@ -172,6 +178,7 @@ class UTXO():
def get_loaded(self, key):
try:
self.deleted.add(key)
return self.loaded.delete(key)
except:
return None