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_cached_get_active_amount

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Jack Robison 2021-06-15 12:10:28 -04:00 committed by Victor Shyba
parent ad1d25d945
commit 6ae6cf733d
1 changed files with 24 additions and 6 deletions
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30
lbry/wallet/server/block_processor.py
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@ -256,6 +256,7 @@ class BlockProcessor:
self.pending_channel_counts = defaultdict(lambda: 0) self.pending_channel_counts = defaultdict(lambda: 0)
self.pending_channels = {} self.pending_channels = {}
self.amount_cache = {}
def claim_producer(self): def claim_producer(self):
def get_claim_txo(tx_hash, nout): def get_claim_txo(tx_hash, nout):
@ -825,12 +826,28 @@ class BlockProcessor:
ops.extend(self._abandon(spent_claims)) ops.extend(self._abandon(spent_claims))
return ops return ops
def _cached_get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int:
if (claim_hash, txo_type, height) in self.amount_cache:
return self.amount_cache[(claim_hash, txo_type, height)]
self.amount_cache[(claim_hash, txo_type, height)] = amount = self.db._get_active_amount(
claim_hash, txo_type, height
)
return amount
def _cached_get_effective_amount(self, claim_hash: bytes, support_only=False) -> int:
support_amount = self._cached_get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.db.db_height + 1)
if support_only:
return support_only
return support_amount + self._cached_get_active_amount(
claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.db.db_height + 1
)
def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) -> int: def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) -> int:
if (name, claim_hash) in self.staged_activated_claim: if (name, claim_hash) in self.staged_activated_claim:
return self.staged_activated_claim[(name, claim_hash)] return self.staged_activated_claim[(name, claim_hash)]
if (name, claim_hash) in self.possible_future_activated_claim: if (name, claim_hash) in self.possible_future_activated_claim:
return self.possible_future_activated_claim[(name, claim_hash)] return self.possible_future_activated_claim[(name, claim_hash)]
return self.db._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height or (self.height + 1)) return self._cached_get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height or (self.height + 1))
def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]:
assert claim_hash is not None assert claim_hash is not None
@ -841,7 +858,7 @@ class BlockProcessor:
return claim_info.name return claim_info.name
def _get_pending_supported_amount(self, claim_hash: bytes, height: Optional[int] = None) -> int: def _get_pending_supported_amount(self, claim_hash: bytes, height: Optional[int] = None) -> int:
amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1)) or 0 amount = self._cached_get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1))
if claim_hash in self.staged_activated_support: if claim_hash in self.staged_activated_support:
amount += sum(self.staged_activated_support[claim_hash]) amount += sum(self.staged_activated_support[claim_hash])
if claim_hash in self.possible_future_activated_support: if claim_hash in self.possible_future_activated_support:
@ -1232,9 +1249,9 @@ class BlockProcessor:
removed_claim = self.db.get_claim_txo(removed) removed_claim = self.db.get_claim_txo(removed)
if not removed_claim: if not removed_claim:
continue continue
name, tx_num, position = removed_claim.name, removed_claim.tx_num, removed_claim.position
ops.extend(get_remove_effective_amount_ops( ops.extend(get_remove_effective_amount_ops(
name, self.db.get_effective_amount(removed), tx_num, position, removed removed_claim.name, self._cached_get_effective_amount(removed), removed_claim.tx_num,
removed_claim.position, removed
)) ))
for touched in self.touched_claims_to_send_es: for touched in self.touched_claims_to_send_es:
if touched in self.pending_claim_txos: if touched in self.pending_claim_txos:
@ -1244,13 +1261,13 @@ class BlockProcessor:
if claim_from_db: if claim_from_db:
prev_tx_num, prev_position = claim_from_db.tx_num, claim_from_db.position prev_tx_num, prev_position = claim_from_db.tx_num, claim_from_db.position
ops.extend(get_remove_effective_amount_ops( ops.extend(get_remove_effective_amount_ops(
name, self.db.get_effective_amount(touched), prev_tx_num, prev_position, touched name, self._cached_get_effective_amount(touched), prev_tx_num, prev_position, touched
)) ))
else: else:
v = self.db.get_claim_txo(touched) v = self.db.get_claim_txo(touched)
name, tx_num, position = v.name, v.tx_num, v.position name, tx_num, position = v.name, v.tx_num, v.position
ops.extend(get_remove_effective_amount_ops( ops.extend(get_remove_effective_amount_ops(
name, self.db.get_effective_amount(touched), tx_num, position, touched name, self._cached_get_effective_amount(touched), tx_num, position, touched
)) ))
ops.extend(get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), ops.extend(get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched),
tx_num, position, touched)) tx_num, position, touched))
@ -1379,6 +1396,7 @@ class BlockProcessor:
self.possible_future_activated_support.clear() self.possible_future_activated_support.clear()
self.possible_future_support_txos.clear() self.possible_future_support_txos.clear()
self.pending_channels.clear() self.pending_channels.clear()
self.amount_cache.clear()
# for cache in self.search_cache.values(): # for cache in self.search_cache.values():
# cache.clear() # cache.clear()