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refactor to use batched pending and future effective amounts

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This commit is contained in:
Jack Robison 2022-10-16 15:02:41 -04:00
parent 7c9e91f91a
commit 7be5905b46
1 changed files with 84 additions and 31 deletions
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115
hub/scribe/service.py
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@ -953,8 +953,9 @@ class BlockchainProcessorService(BlockchainService):
elif is_new_claim:
delay = self.coin.get_delay_for_name(height - controlling.height)
else:
controlling_effective_amount = self._get_pending_effective_amount(name, controlling.claim_hash)
staged_effective_amount = self._get_pending_effective_amount(name, claim_hash)
_amounts = self._get_pending_effective_amounts([(name, controlling.claim_hash), (name, claim_hash)])
controlling_effective_amount = _amounts[controlling.claim_hash]
staged_effective_amount = _amounts[claim_hash]
staged_update_could_cause_takeover = staged_effective_amount > controlling_effective_amount
delay = 0 if not staged_update_could_cause_takeover else self.coin.get_delay_for_name(
height - controlling.height
@ -1140,23 +1141,49 @@ class BlockchainProcessorService(BlockchainService):
# upon the delayed activation of B, we need to detect to activate C and make it take over early instead
claim_exists = {}
for activated, activated_claim_txo in self.db.get_future_activated(height).items():
# uses the pending effective amount for the future activation height, not the current height
future_amount = self._get_pending_claim_amount(
activated.normalized_name, activated.claim_hash, activated_claim_txo.height + 1
)
if activated.claim_hash not in claim_exists:
claim_exists[activated.claim_hash] = activated.claim_hash in self.claim_hash_to_txo or (
self.db.get_claim_txo(activated.claim_hash) is not None)
if claim_exists[activated.claim_hash] and activated.claim_hash not in self.abandoned_claims:
v = future_amount, activated, activated_claim_txo
future_activations[activated.normalized_name][activated.claim_hash] = v
needed_future_activated = {}
future_activated = self.db.get_future_activated(height)
needed_future_activated_amounts = []
for activated, activated_claim_txo in future_activated.items():
needed_future_activated_amounts.append(activated.claim_hash)
future_amounts = self._get_future_effective_amounts(needed_future_activated_amounts)
for activated, activated_claim_txo in future_activated.items():
# uses the pending effective amount for the future activation height, not the current height
future_amount = future_amounts[activated.claim_hash]
if activated.claim_hash in self.claim_hash_to_txo:
claim_exists[activated.claim_hash] = True
needed_future_activated[activated.claim_hash] = activated, activated_claim_txo, future_amount
if needed_future_activated:
for (claim_hash, (activated, activated_claim_txo, future_amount)), claim_txo in zip(
needed_future_activated.items(), self.db.prefix_db.claim_to_txo.multi_get(
[(c_h,) for c_h in needed_future_activated]
)):
if claim_hash not in claim_exists:
claim_exists[claim_hash] = claim_txo is not None
if claim_exists[activated.claim_hash] and activated.claim_hash not in self.abandoned_claims:
future_activations[activated.normalized_name][activated.claim_hash] = future_amount, \
activated, \
activated_claim_txo
check_exists = set()
for name, future_activated in activate_in_future.items():
for claim_hash, activated in future_activated.items():
if claim_hash not in claim_exists:
claim_exists[claim_hash] = claim_hash in self.claim_hash_to_txo or (
self.db.get_claim_txo(claim_hash) is not None)
check_exists.add(claim_hash)
if check_exists:
check_exists = list(check_exists)
for claim_hash, claim_txo in zip(check_exists, self.db.prefix_db.claim_to_txo.multi_get(
[(c_h,) for c_h in check_exists])):
claim_exists[claim_hash] = (claim_txo is not None) or claim_hash in self.claim_hash_to_txo
for name, future_activated in activate_in_future.items():
for claim_hash, activated in future_activated.items():
if not claim_exists[claim_hash]:
continue
if claim_hash in self.abandoned_claims:
@ -1170,28 +1197,35 @@ class BlockchainProcessorService(BlockchainService):
self.possible_future_support_amounts_by_claim_hash[claim_hash].append(txo[1])
# process takeovers
need_activated_amounts = []
for name, activated in self.activation_by_claim_by_name.items():
for claim_hash in activated.keys():
if claim_hash not in self.abandoned_claims:
need_activated_amounts.append((name, claim_hash))
controlling = controlling_claims[name]
# if there is a controlling claim include it in the amounts to ensure it remains the max
if controlling and controlling.claim_hash not in self.abandoned_claims:
need_activated_amounts.append((name, controlling.claim_hash))
cumulative_amounts = self._get_pending_effective_amounts(need_activated_amounts)
checked_names = set()
for name, activated in self.activation_by_claim_by_name.items():
checked_names.add(name)
controlling = controlling_claims[name]
amounts = {
claim_hash: self._get_pending_effective_amount(name, claim_hash)
claim_hash: cumulative_amounts[claim_hash]
for claim_hash in activated.keys() if claim_hash not in self.abandoned_claims
}
# if there is a controlling claim include it in the amounts to ensure it remains the max
if controlling and controlling.claim_hash not in self.abandoned_claims:
amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash)
amounts[controlling.claim_hash] = cumulative_amounts[controlling.claim_hash]
winning_claim_hash = max(amounts, key=lambda x: amounts[x])
if not controlling or (winning_claim_hash != controlling.claim_hash and
name in names_with_abandoned_or_updated_controlling_claims) or \
((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])):
amounts_with_future_activations = {claim_hash: amount for claim_hash, amount in amounts.items()}
amounts_with_future_activations.update(
{
claim_hash: self._get_pending_effective_amount(
name, claim_hash, self.height + 1 + self.coin.maxTakeoverDelay
) for claim_hash in future_activations[name]
}
amounts_with_future_activations.update(self._get_future_effective_amounts(
list(future_activations[name].keys()))
)
winning_including_future_activations = max(
amounts_with_future_activations, key=lambda x: amounts_with_future_activations[x]
@ -1308,12 +1342,13 @@ class BlockchainProcessorService(BlockchainService):
continue
checked_names.add(name)
controlling = get_controlling(name)
amounts = {
claim_hash: self._get_pending_effective_amount(name, claim_hash)
for claim_hash in self.db.get_claims_for_name(name) if claim_hash not in self.abandoned_claims
}
needed_amounts = [
claim_hash for claim_hash in self.db.get_claims_for_name(name)
if claim_hash not in self.abandoned_claims
]
if controlling and controlling.claim_hash not in self.abandoned_claims:
amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash)
needed_amounts.append(controlling.claim_hash)
amounts = self._get_pending_effective_amounts([(name, claim_hash) for claim_hash in needed_amounts])
winning = max(amounts, key=lambda x: amounts[x])
if (controlling and winning != controlling.claim_hash) or (not controlling and winning):
@ -1404,13 +1439,31 @@ class BlockchainProcessorService(BlockchainService):
(removed_claim.normalized_name, amt.effective_amount, amt.tx_num, amt.position), (removed,)
)
# update or insert new bid orders and prepare to update the effective amount index
touched_claim_hashes = list(self.touched_claim_hashes)
touched_claims = {
claim_hash: v if v is not None else self.txo_to_claim[self.claim_hash_to_txo[claim_hash]]
if claim_hash in self.claim_hash_to_txo else None
for claim_hash, v in zip(
touched_claim_hashes,
self.db.prefix_db.claim_to_txo.multi_get(
[(claim_hash,) for claim_hash in touched_claim_hashes]
)
)
}
needed_effective_amounts = [
(v.normalized_name, claim_hash) for claim_hash, v in touched_claims.items() if v is not None
]
touched_effective_amounts = self._get_pending_effective_amounts(
needed_effective_amounts
)
for touched in self.touched_claim_hashes:
prev_effective_amount = 0
if touched in self.claim_hash_to_txo:
pending = self.txo_to_claim[self.claim_hash_to_txo[touched]]
name, tx_num, position = pending.normalized_name, pending.tx_num, pending.position
claim_from_db = self.db.get_claim_txo(touched)
claim_from_db = touched_claims[touched]
if claim_from_db:
claim_amount_info = self.db.get_url_effective_amount(name, touched)
if claim_amount_info:
@ -1420,7 +1473,7 @@ class BlockchainProcessorService(BlockchainService):
claim_amount_info.position), (touched,)
)
else:
v = self.db.get_claim_txo(touched)
v = touched_claims[touched]
if not v:
continue
name, tx_num, position = v.normalized_name, v.tx_num, v.position