batched resolve using multi_get
This commit is contained in:
Jack Robison
parent
287de0807c
commit
5d44018018
5 changed files with 515 additions and 172 deletions
561
hub/db/db.py
561
hub/db/db.py
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@ -18,9 +18,9 @@ from hub.schema.url import URL, normalize_name
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from hub.schema.claim import guess_stream_type
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from hub.schema.result import Censor
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from hub.scribe.transaction import TxInput
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from hub.common import hash_to_hex_str, hash160, LRUCacheWithMetrics, sha256, STREAM_TYPES, CLAIM_TYPES
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from hub.common import hash_to_hex_str, LRUCacheWithMetrics
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from hub.db.merkle import Merkle, MerkleCache, FastMerkleCacheItem
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from hub.db.common import ResolveResult,ExpandedResolveResult, DBError, UTXO
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from hub.db.common import ResolveResult, ExpandedResolveResult, DBError, UTXO
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from hub.db.prefixes import PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue, PrefixDB
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from hub.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE, EffectiveAmountKey
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from hub.db.prefixes import PendingActivationKey, TXOToClaimValue, DBStatePrefixRow, MempoolTXPrefixRow
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@ -220,123 +220,230 @@ class SecondaryDB:
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channel_tx_hash=channel_tx_hash, channel_tx_position=channel_tx_position, channel_height=channel_height,
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)
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def _resolve_parsed_url(self, name: str, claim_id: Optional[str] = None,
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amount_order: Optional[int] = None) -> Optional[ResolveResult]:
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"""
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:param normalized_name: name
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:param claim_id: partial or complete claim id
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:param amount_order: '$<value>' suffix to a url, defaults to 1 (winning) if no claim id modifier is provided
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"""
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try:
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normalized_name = normalize_name(name)
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except UnicodeDecodeError:
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normalized_name = name
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if (not amount_order and not claim_id) or amount_order == 1:
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# winning resolution
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controlling = self.get_controlling_claim(normalized_name)
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if not controlling:
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# print(f"none controlling for lbry://{normalized_name}")
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return
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# print(f"resolved controlling lbry://{normalized_name}#{controlling.claim_hash.hex()}")
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return self._fs_get_claim_by_hash(controlling.claim_hash)
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async def _batch_resolve_parsed_urls(self, args: List[Tuple[str, Optional[str], Optional[int]]]) -> List[Optional[bytes]]:
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# list of name, claim id tuples (containing one or the other)
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# this is to preserve the ordering
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needed: List[Tuple[Optional[str], Optional[bytes]]] = []
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needed_full_claim_hashes = {}
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run_in_executor = asyncio.get_event_loop().run_in_executor
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amount_order = max(int(amount_order or 1), 1)
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def get_txo_for_partial_claim_id(normalized: str, claim_id: str):
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for key, claim_txo in self.prefix_db.claim_short_id.iterate(prefix=(normalized, claim_id[:10])):
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return claim_txo.tx_num, claim_txo.position
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if claim_id:
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if len(claim_id) == 40: # a full claim id
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claim_txo = self.get_claim_txo(bytes.fromhex(claim_id))
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if not claim_txo or normalized_name != claim_txo.normalized_name:
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return
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return self._prepare_resolve_result(
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claim_txo.tx_num, claim_txo.position, bytes.fromhex(claim_id), claim_txo.name,
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claim_txo.root_tx_num, claim_txo.root_position,
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self.get_activation(claim_txo.tx_num, claim_txo.position), claim_txo.channel_signature_is_valid
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)
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# resolve by partial/complete claim id
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for key, claim_txo in self.prefix_db.claim_short_id.iterate(prefix=(normalized_name, claim_id[:10])):
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full_claim_hash = self.get_cached_claim_hash(claim_txo.tx_num, claim_txo.position)
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c = self.get_cached_claim_txo(full_claim_hash)
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def get_claim_by_amount(normalized: str, order: int):
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order = max(int(order or 1), 1)
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non_normalized_name = c.name
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signature_is_valid = c.channel_signature_is_valid
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return self._prepare_resolve_result(
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claim_txo.tx_num, claim_txo.position, full_claim_hash, non_normalized_name, key.root_tx_num,
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key.root_position, self.get_activation(claim_txo.tx_num, claim_txo.position),
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signature_is_valid
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)
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return
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for _idx, (key, claim_val) in enumerate(self.prefix_db.effective_amount.iterate(prefix=(normalized,))):
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if order > _idx + 1:
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continue
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return claim_val.claim_hash
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# resolve by amount ordering, 1 indexed
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for idx, (key, claim_val) in enumerate(self.prefix_db.effective_amount.iterate(prefix=(normalized_name,))):
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if amount_order > idx + 1:
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for idx, (name, claim_id, amount_order) in enumerate(args):
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try:
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normalized_name = normalize_name(name)
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except UnicodeDecodeError:
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normalized_name = name
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if (not amount_order and not claim_id) or amount_order == 1:
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# winning resolution
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needed.append((normalized_name, None))
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continue
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claim_txo = self.get_cached_claim_txo(claim_val.claim_hash)
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activation = self.get_activation(key.tx_num, key.position)
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return self._prepare_resolve_result(
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key.tx_num, key.position, claim_val.claim_hash, key.normalized_name, claim_txo.root_tx_num,
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claim_txo.root_position, activation, claim_txo.channel_signature_is_valid
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full_claim_hash = None
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if claim_id:
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if len(claim_id) == 40: # a full claim id
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needed.append((None, bytes.fromhex(claim_id)))
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continue
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# resolve by partial/complete claim id
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txo = await run_in_executor(self._executor, get_txo_for_partial_claim_id, normalized_name, claim_id)
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if txo:
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needed_full_claim_hashes[idx] = txo
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needed.append((None, None))
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continue
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# resolve by amount ordering, 1 indexed
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needed.append((None, await run_in_executor(self._executor, get_claim_by_amount, normalized_name, amount_order)))
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# fetch the full claim hashes needed from urls with partial claim ids
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if needed_full_claim_hashes:
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idxs = list(needed_full_claim_hashes.keys())
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position = 0
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async for _, v in self.prefix_db.txo_to_claim.multi_get_async_gen(self._executor, list(needed_full_claim_hashes.values())):
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idx = idxs[position]
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needed[idx] = None, v.claim_hash
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position += 1
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# fetch the winning claim hashes for the urls using winning resolution
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needed_winning = list(set(normalized_name for normalized_name, _ in needed if normalized_name is not None))
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winning_indexes = [idx for idx in range(len(needed)) if needed[idx][0] is not None]
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controlling_claims = {
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name: takeover_v async for (name,), takeover_v in self.prefix_db.claim_takeover.multi_get_async_gen(
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self._executor, [(name,) for name in needed_winning]
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)
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return
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}
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for idx in winning_indexes:
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name = needed[idx][0]
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controlling = controlling_claims[name]
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if controlling:
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needed[idx] = name, controlling.claim_hash
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return [
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claim_hash for _, claim_hash in needed
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]
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def _resolve_claim_in_channel(self, channel_hash: bytes, normalized_name: str, stream_claim_id: Optional[str] = None):
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for key, stream in self.prefix_db.channel_to_claim.iterate(prefix=(channel_hash, normalized_name)):
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if stream_claim_id is not None and not stream.claim_hash.hex().startswith(stream_claim_id):
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continue
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return stream.claim_hash, key.tx_num, key.position, self.get_effective_amount(stream.claim_hash)
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return stream.claim_hash
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def _resolve(self, url) -> ExpandedResolveResult:
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try:
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parsed = URL.parse(url)
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except ValueError as e:
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return ExpandedResolveResult(e, None, None, None)
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async def batch_resolve_urls(self, urls: List[str]) -> Dict[str, ExpandedResolveResult]:
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"""
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Resolve a list of urls to a dictionary of urls to claims,
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including any extra claim(s) to expand the result, these could be a channel, a repost, or a repost channel
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"""
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run_in_executor = asyncio.get_event_loop().run_in_executor
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stream = channel = resolved_channel = resolved_stream = None
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if parsed.has_stream_in_channel:
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channel = parsed.channel
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stream = parsed.stream
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elif parsed.has_channel:
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channel = parsed.channel
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elif parsed.has_stream:
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stream = parsed.stream
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if channel:
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resolved_channel = self._resolve_parsed_url(channel.name, channel.claim_id, channel.amount_order)
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if not resolved_channel:
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return ExpandedResolveResult(None, LookupError(f'Could not find channel in "{url}".'), None, None)
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if stream:
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if resolved_channel:
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stream_claim = self._resolve_claim_in_channel(resolved_channel.claim_hash, stream.normalized, stream.claim_id)
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if stream_claim:
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stream_claim_id, stream_tx_num, stream_tx_pos, effective_amount = stream_claim
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resolved_stream = self._fs_get_claim_by_hash(stream_claim_id)
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else:
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resolved_stream = self._resolve_parsed_url(stream.name, stream.claim_id, stream.amount_order)
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if not channel and not resolved_channel and resolved_stream and resolved_stream.channel_hash:
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resolved_channel = self._fs_get_claim_by_hash(resolved_stream.channel_hash)
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if not resolved_stream:
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return ExpandedResolveResult(LookupError(f'Could not find claim at "{url}".'), None, None, None)
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# this is split into two stages, first we map the urls to primary claim hashes they resolve to
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# then the claims are collected in a batch, which also collects the extra claims needed for the primary matches
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repost = None
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reposted_channel = None
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if resolved_stream or resolved_channel:
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claim_hash = resolved_stream.claim_hash if resolved_stream else resolved_channel.claim_hash
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claim = resolved_stream if resolved_stream else resolved_channel
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reposted_claim_hash = resolved_stream.reposted_claim_hash if resolved_stream else None
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blocker_hash = self.blocked_streams.get(claim_hash) or self.blocked_streams.get(
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reposted_claim_hash) or self.blocked_channels.get(claim_hash) or self.blocked_channels.get(
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reposted_claim_hash) or self.blocked_channels.get(claim.channel_hash)
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if blocker_hash:
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reason_row = self._fs_get_claim_by_hash(blocker_hash)
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return ExpandedResolveResult(
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None, ResolveCensoredError(url, blocker_hash.hex(), censor_row=reason_row), None, None
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# prepare to resolve all of the outer most levels of the urls - the first name in a url, a stream or a channel
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needed: List[Tuple[str, str, int]] = [] # (name, partial claim id, amount order) of a url
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needed_streams_in_channels = defaultdict(list)
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parsed_urls = {}
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url_parts_to_resolve = {}
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check_if_has_channel = set()
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resolved_urls = {}
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urls_to_parts_mapping = {}
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for url in urls:
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need_args = None
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try:
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parsed = URL.parse(url)
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parsed_urls[url] = parsed
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except ValueError as e:
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parsed_urls[url] = e
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continue
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stream = channel = None
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if parsed.has_stream_in_channel:
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stream = parsed.stream
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channel = parsed.channel
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need_args = (channel.name, channel.claim_id, channel.amount_order)
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needed_streams_in_channels[url].append(stream)
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elif parsed.has_channel:
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channel = parsed.channel
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need_args = (channel.name, channel.claim_id, channel.amount_order)
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elif parsed.has_stream:
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stream = parsed.stream
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need_args = (stream.name, stream.claim_id, stream.amount_order)
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check_if_has_channel.add(url)
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if need_args:
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needed.append(need_args)
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url_parts_to_resolve[url] = need_args
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urls_to_parts_mapping[need_args] = url
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# collect the claim hashes for the outer layer claims in the urls
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outer_layer_claims = {
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urls_to_parts_mapping[args]: claim_hash for args, claim_hash in zip(
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needed, await self._batch_resolve_parsed_urls(needed)
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)
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}
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# needed_claims is a set of the total claim hashes to look up
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needed_claims = set(claim_hash for claim_hash in outer_layer_claims.values() if claim_hash is not None)
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for url, claim_hash in outer_layer_claims.items():
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# if it's a stream not in a channel or is a bare channel then this claim is all that's needed for the url
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if url not in needed_streams_in_channels:
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if claim_hash:
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resolved_urls[url] = claim_hash
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needed_claims.add(claim_hash)
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# check if any claims we've accumulated are in channels, add the channels to the set of needed claims
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if needed_claims:
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claims_to_check_if_in_channel = list(needed_claims)
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txos = {
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claim_hash: txo
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async for (claim_hash, ), txo in self.prefix_db.claim_to_txo.multi_get_async_gen(
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self._executor, [(claim_hash,) for claim_hash in claims_to_check_if_in_channel]
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)
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if claim.reposted_claim_hash:
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repost = self._fs_get_claim_by_hash(claim.reposted_claim_hash)
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if repost and repost.channel_hash and repost.signature_valid:
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reposted_channel = self._fs_get_claim_by_hash(repost.channel_hash)
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return ExpandedResolveResult(resolved_stream, resolved_channel, repost, reposted_channel)
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}
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needed_claims.update({
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claim.signing_hash
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async for _, claim in self.prefix_db.claim_to_channel.multi_get_async_gen(
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self._executor, [
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(claim_hash, txos[claim_hash].tx_num, txos[claim_hash].position)
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for claim_hash in needed_claims if txos[claim_hash] is not None
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]
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)
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if claim is not None and claim.signing_hash is not None
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})
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# add the stream claim hashes for urls with channel streams to the needed set
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for url, streams in needed_streams_in_channels.items():
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resolved_channel_hash = outer_layer_claims.get(url)
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if not resolved_channel_hash:
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continue
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for stream in streams:
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stream_claim_hash = await run_in_executor(
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self._executor, self._resolve_claim_in_channel, resolved_channel_hash, stream.normalized,
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stream.claim_id
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)
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if stream_claim_hash: # set the result claim hash to the stream
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resolved_urls[url] = stream_claim_hash
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needed_claims.add(stream_claim_hash)
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# collect all of the claim ResolveResults for the urls
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claims = {}
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if needed_claims:
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async for claim_hash, claim, extra in self._prepare_resolve_results(
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list(needed_claims), apply_filtering=False):
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claims[claim_hash] = claim # the primary result
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if extra: # extra results (channels, reposts, repost channels)
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claims.update(extra)
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results = {}
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for url in urls:
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claim_hash = resolved_urls.get(url)
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parsed = parsed_urls[url]
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if not claim_hash or not claims[claim_hash]:
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if not isinstance(parsed, Exception) and parsed.has_channel and not parsed.has_stream:
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results[url] = ExpandedResolveResult(
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None, LookupError(f'Could not find channel in "{url}".'), None, None
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)
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elif not isinstance(parsed, Exception) and (parsed.has_stream_in_channel or parsed.has_stream):
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results[url] = ExpandedResolveResult(
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LookupError(f'Could not find claim at "{url}".'), None, None, None
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)
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elif isinstance(parsed, ValueError):
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results[url] = ExpandedResolveResult(
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parsed, None, None, None
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)
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continue
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claim = claims[claim_hash]
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stream = channel = None
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# FIXME: signatures
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if parsed.has_stream_in_channel or (not isinstance(claim, Exception) and claim.channel_hash):
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stream = claim
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if not isinstance(claim, Exception):
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channel = claims[claim.channel_hash]
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elif url.lstrip('lbry://').startswith('@'):
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channel = claim
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else:
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stream = claim
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repost = reposted_channel = None
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if claim and not isinstance(claim, Exception) and claim.reposted_claim_hash:
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if claim.reposted_claim_hash in claims:
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repost = claims[stream.reposted_claim_hash]
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if repost and not isinstance(repost, Exception) and repost.channel_hash and repost.channel_hash in claims:
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reposted_channel = claims[repost.channel_hash]
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results[url] = ExpandedResolveResult(stream, channel, repost, reposted_channel)
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return results
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async def resolve(self, url) -> ExpandedResolveResult:
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return await asyncio.get_event_loop().run_in_executor(self._executor, self._resolve, url)
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return (await self.batch_resolve_urls([url]))[url]
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def _fs_get_claim_by_hash(self, claim_hash):
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claim = self.get_cached_claim_txo(claim_hash)
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@ -412,6 +519,256 @@ class SecondaryDB:
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return 0
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return channel_count_val.count
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async def _prepare_resolve_results(self, claim_hashes: List[bytes], include_extra: bool = True,
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apply_blocking: bool = True, apply_filtering: bool = True):
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# determine which claims are reposts and what they are reposts of
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reposts = {
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claim_hash: repost.reposted_claim_hash
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async for (claim_hash, ), repost in self.prefix_db.repost.multi_get_async_gen(
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self._executor, [(claim_hash,) for claim_hash in claim_hashes]
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) if repost
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}
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# deduplicate the requested claim hashes plus any found reposts
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claims_and_reposts = list(set(claim_hashes).union(set(reposts.values())))
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# get the claim txos for the claim hashes (including reposts)
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claims = {
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claim_hash: claim
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async for (claim_hash, ), claim in self.prefix_db.claim_to_txo.multi_get_async_gen(
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self._executor, [(claim_hash,) for claim_hash in claims_and_reposts]
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)
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}
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# get the channel hashes for all of the so far collected claim txos
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channels = {
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claim_hash: signed.signing_hash
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async for (claim_hash, tx_num, position), signed in self.prefix_db.claim_to_channel.multi_get_async_gen(
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self._executor, [
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(claim_hash, claims[claim_hash].tx_num, claims[claim_hash].position)
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for claim_hash in claims_and_reposts if claims[claim_hash] is not None
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]
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) if signed
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}
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||||
|
||||
# also look up any channel txos that we don't yet have (we could resolve @foo and @foo/test in one batch)
|
||||
needed_channels = list({channel_hash for channel_hash in channels.values() if channel_hash not in claims})
|
||||
if needed_channels:
|
||||
claims.update({
|
||||
claim_hash: claim
|
||||
async for (claim_hash,), claim in self.prefix_db.claim_to_txo.multi_get_async_gen(
|
||||
self._executor, [(claim_hash,) for claim_hash in needed_channels]
|
||||
)
|
||||
})
|
||||
|
||||
# collect all of the controlling claims for the set of names we've accumulated
|
||||
unique_names = list(
|
||||
sorted({claim_txo.normalized_name for claim_txo in claims.values() if claim_txo is not None})
|
||||
)
|
||||
controlling_claims = {
|
||||
name: takeover_v
|
||||
async for (name, ), takeover_v in self.prefix_db.claim_takeover.multi_get_async_gen(
|
||||
self._executor, [(name,) for name in unique_names]
|
||||
)
|
||||
}
|
||||
|
||||
# collect all of the tx hashes for the accumulated claim txos
|
||||
claim_tx_hashes = {
|
||||
tx_num: tx_hash
|
||||
async for (tx_num, ), tx_hash in self.prefix_db.tx_hash.multi_get_async_gen(
|
||||
self._executor, [(claim.tx_num,) for claim in claims.values() if claim is not None], False
|
||||
)
|
||||
}
|
||||
|
||||
# collect the short urls
|
||||
# TODO: consider a dedicated index for this query to make it multi_get-able
|
||||
run_in_executor = asyncio.get_event_loop().run_in_executor
|
||||
short_urls = {
|
||||
claim_hash: await run_in_executor(
|
||||
self._executor, self.get_short_claim_id_url,
|
||||
claim.name, claim.normalized_name, claim_hash, claim.root_tx_num, claim.root_position
|
||||
) for claim_hash, claim in claims.items()
|
||||
if claim is not None
|
||||
}
|
||||
# collect all of the activation heights for the accumulated claims
|
||||
activations_needed = {
|
||||
(1, claim_txo.tx_num, claim_txo.position): claim_hash
|
||||
for claim_hash, claim_txo in claims.items()
|
||||
if claim_txo is not None
|
||||
}
|
||||
activations = {
|
||||
activations_needed[k]: -1 if not activation else activation.height
|
||||
async for k, activation in self.prefix_db.activated.multi_get_async_gen(
|
||||
self._executor, list(activations_needed.keys())
|
||||
)
|
||||
}
|
||||
# collect all of the support amounts for the accumulated claim txos
|
||||
supports = {
|
||||
claim_hash: 0 if support is None else support.amount
|
||||
async for (claim_hash, ), support in self.prefix_db.support_amount.multi_get_async_gen(
|
||||
self._executor, [(claim_hash,) for claim_hash in claims]
|
||||
)
|
||||
}
|
||||
# collect all of the counts of claims in channels for the accumulated claim txos
|
||||
claims_in_channels = {
|
||||
claim_hash: 0 if not v else v.count
|
||||
async for (claim_hash, ), v in self.prefix_db.channel_count.multi_get_async_gen(
|
||||
self._executor, [(claim_hash,) for claim_hash in claims]
|
||||
)
|
||||
}
|
||||
|
||||
repost_counts = {
|
||||
claim_hash: await run_in_executor(
|
||||
self._executor, self.get_reposted_count, claim_hash
|
||||
)
|
||||
for claim_hash, claim in claims.items() if claim is not None
|
||||
}
|
||||
|
||||
effective_amounts = {
|
||||
claim_hash: await run_in_executor(
|
||||
self._executor, self.get_effective_amount, claim_hash
|
||||
)
|
||||
for claim_hash, claim in claims.items() if claim is not None
|
||||
}
|
||||
|
||||
def _prepare_result(touched, claim_txo):
|
||||
try:
|
||||
normalized_name = normalize_name(claim_txo.name)
|
||||
except UnicodeDecodeError:
|
||||
normalized_name = claim_txo.name
|
||||
effective_amount = effective_amounts[touched]
|
||||
reposted_count = repost_counts[touched]
|
||||
|
||||
tx_hash = claim_tx_hashes[claim_txo.tx_num]
|
||||
claims_in_channel = claims_in_channels[touched]
|
||||
activation = activations[touched]
|
||||
support_amount = supports[touched]
|
||||
reposted_claim_hash = reposts.get(touched)
|
||||
channel_hash = channels.get(touched)
|
||||
controlling_claim = controlling_claims[normalized_name]
|
||||
claim_amount = claim_txo.amount
|
||||
|
||||
height = bisect_right(self.tx_counts, claim_txo.tx_num)
|
||||
created_height = bisect_right(self.tx_counts, claim_txo.root_tx_num)
|
||||
expiration_height = self.coin.get_expiration_height(height)
|
||||
last_take_over_height = controlling_claim.height
|
||||
|
||||
reposted_tx_hash = None
|
||||
reposted_tx_position = None
|
||||
reposted_height = None
|
||||
reposted_channel_hash = None
|
||||
if reposted_claim_hash:
|
||||
repost_txo = claims[reposted_claim_hash]
|
||||
if repost_txo and repost_txo.tx_num in claim_tx_hashes:
|
||||
reposted_tx_hash = claim_tx_hashes[repost_txo.tx_num]
|
||||
reposted_tx_position = repost_txo.position
|
||||
reposted_height = bisect_right(self.tx_counts, repost_txo.tx_num)
|
||||
if reposted_claim_hash in channels:
|
||||
reposted_channel_hash = channels[reposted_claim_hash]
|
||||
short_url = short_urls[touched]
|
||||
channel_tx_hash = None
|
||||
channel_tx_position = None
|
||||
channel_height = None
|
||||
canonical_url = short_url
|
||||
if channel_hash:
|
||||
channel_txo = claims[channel_hash]
|
||||
if channel_txo and channel_txo.tx_num in claim_tx_hashes:
|
||||
channel_short_url = short_urls[channel_hash]
|
||||
canonical_url = f'{channel_short_url}/{short_url}'
|
||||
channel_tx_hash = claim_tx_hashes[channel_txo.tx_num]
|
||||
channel_tx_position = channel_txo.position
|
||||
channel_height = bisect_right(self.tx_counts, channel_txo.tx_num)
|
||||
|
||||
if apply_blocking:
|
||||
blocker_hash = self.blocked_streams.get(touched) or self.blocked_streams.get(
|
||||
reposted_claim_hash) or self.blocked_channels.get(touched) or self.blocked_channels.get(
|
||||
reposted_channel_hash) or self.blocked_channels.get(channel_hash)
|
||||
if blocker_hash:
|
||||
reason_row = self._fs_get_claim_by_hash(blocker_hash)
|
||||
|
||||
return ResolveCensoredError(f'lbry://{canonical_url}', blocker_hash.hex(), censor_row=reason_row)
|
||||
|
||||
if apply_filtering:
|
||||
filter_hash = self.filtered_streams.get(touched) or self.filtered_streams.get(
|
||||
reposted_claim_hash) or self.filtered_channels.get(touched) or self.filtered_channels.get(
|
||||
reposted_channel_hash) or self.filtered_channels.get(channel_hash)
|
||||
if filter_hash:
|
||||
reason_row = self._fs_get_claim_by_hash(filter_hash)
|
||||
return ResolveCensoredError(f'lbry://{canonical_url}', filter_hash.hex(), censor_row=reason_row)
|
||||
|
||||
return ResolveResult(
|
||||
claim_txo.name, normalized_name, touched, claim_txo.tx_num, claim_txo.position, tx_hash, height,
|
||||
claim_amount, short_url=short_url,
|
||||
is_controlling=controlling_claim.claim_hash == touched, canonical_url=canonical_url,
|
||||
last_takeover_height=last_take_over_height, claims_in_channel=claims_in_channel,
|
||||
creation_height=created_height, activation_height=activation,
|
||||
expiration_height=expiration_height, effective_amount=effective_amount,
|
||||
support_amount=support_amount,
|
||||
channel_hash=channel_hash, reposted_claim_hash=reposted_claim_hash,
|
||||
reposted=reposted_count,
|
||||
signature_valid=None if not channel_hash else claim_txo.channel_signature_is_valid,
|
||||
reposted_tx_hash=reposted_tx_hash,
|
||||
reposted_tx_position=reposted_tx_position, reposted_height=reposted_height,
|
||||
channel_tx_hash=channel_tx_hash, channel_tx_position=channel_tx_position,
|
||||
channel_height=channel_height,
|
||||
)
|
||||
|
||||
total_extra = {}
|
||||
|
||||
for touched in claim_hashes:
|
||||
extra = {}
|
||||
claim_txo = claims[touched]
|
||||
if not claim_txo:
|
||||
yield touched, None, extra
|
||||
continue
|
||||
if touched in total_extra:
|
||||
claim = total_extra[touched]
|
||||
else:
|
||||
claim = total_extra[touched] = _prepare_result(touched, claim_txo)
|
||||
if isinstance(claim, Exception):
|
||||
yield touched, claim, extra
|
||||
continue
|
||||
|
||||
if include_extra:
|
||||
if claim.channel_hash:
|
||||
channel_txo = claims[claim.channel_hash]
|
||||
if channel_txo and not isinstance(channel_txo, Exception):
|
||||
if claim.channel_hash in total_extra:
|
||||
extra[claim.channel_hash] = total_extra[claim.channel_hash]
|
||||
else:
|
||||
extra[claim.channel_hash] = total_extra[claim.channel_hash] = _prepare_result(
|
||||
claim.channel_hash, channel_txo
|
||||
)
|
||||
if claim.reposted_claim_hash:
|
||||
repost_txo = claims[claim.reposted_claim_hash]
|
||||
if repost_txo and not isinstance(repost_txo, Exception):
|
||||
if claim.reposted_claim_hash in total_extra:
|
||||
extra[claim.reposted_claim_hash] = total_extra[claim.reposted_claim_hash]
|
||||
else:
|
||||
extra[claim.reposted_claim_hash] = total_extra[claim.reposted_claim_hash] = _prepare_result(
|
||||
claim.reposted_claim_hash, repost_txo
|
||||
)
|
||||
if not isinstance(claim, Exception) and claim.reposted_claim_hash in channels:
|
||||
reposted_channel_hash = channels[claim.reposted_claim_hash]
|
||||
repost_channel_txo = claims[reposted_channel_hash]
|
||||
if repost_channel_txo and not isinstance(repost_channel_txo, Exception):
|
||||
if reposted_channel_hash in total_extra:
|
||||
extra[reposted_channel_hash] = total_extra[reposted_channel_hash]
|
||||
else:
|
||||
extra[reposted_channel_hash] = total_extra[reposted_channel_hash] = _prepare_result(
|
||||
reposted_channel_hash, repost_channel_txo
|
||||
)
|
||||
elif isinstance(repost_channel_txo, Exception):
|
||||
extra[reposted_channel_hash] = repost_channel_txo
|
||||
else:
|
||||
pass # FIXME: lookup error
|
||||
elif isinstance(repost_txo, Exception):
|
||||
extra[claim.reposted_claim_hash] = repost_txo
|
||||
else:
|
||||
pass # FIXME: lookup error
|
||||
|
||||
yield touched, claim, extra
|
||||
|
||||
def get_streams_and_channels_reposted_by_channel_hashes(self, reposter_channel_hashes: Set[bytes]):
|
||||
streams, channels = {}, {}
|
||||
for reposter_channel_hash in reposter_channel_hashes:
|
||||
|
|
|
|||
|
|
@ -1,3 +1,4 @@
|
|||
import asyncio
|
||||
import struct
|
||||
import typing
|
||||
import rocksdb
|
||||
|
|
@ -101,6 +102,22 @@ class PrefixRow(metaclass=PrefixRowType):
|
|||
handle_value(result[packed_keys[tuple(k_args)]]) for k_args in key_args
|
||||
]
|
||||
|
||||
async def multi_get_async_gen(self, executor, key_args: typing.List[typing.Tuple], deserialize_value=True, step=1000):
|
||||
packed_keys = {self.pack_key(*args): args for args in key_args}
|
||||
assert len(packed_keys) == len(key_args), 'duplicate partial keys given to multi_get_dict'
|
||||
db_result = await asyncio.get_event_loop().run_in_executor(
|
||||
executor, self._db.multi_get, [(self._column_family, key) for key in packed_keys]
|
||||
)
|
||||
unpack_value = self.unpack_value
|
||||
|
||||
def handle_value(v):
|
||||
return None if v is None else v if not deserialize_value else unpack_value(v)
|
||||
|
||||
for idx, (k, v) in enumerate((db_result or {}).items()):
|
||||
yield (packed_keys[k[-1]], handle_value(v))
|
||||
if idx % step == 0:
|
||||
await asyncio.sleep(0)
|
||||
|
||||
def stage_multi_put(self, items):
|
||||
self._op_stack.multi_put([RevertablePut(self.pack_key(*k), self.pack_value(*v)) for k, v in items])
|
||||
|
||||
|
|
|
|||
|
|
@ -218,49 +218,5 @@ class ElasticSyncDB(SecondaryDB):
|
|||
yield meta
|
||||
batch.clear()
|
||||
|
||||
def claim_producer(self, claim_hash: bytes) -> Optional[Dict]:
|
||||
claim_txo = self.get_cached_claim_txo(claim_hash)
|
||||
if not claim_txo:
|
||||
self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex())
|
||||
return
|
||||
if not self.prefix_db.claim_takeover.get(claim_txo.normalized_name):
|
||||
self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex())
|
||||
return
|
||||
activation = self.get_activation(claim_txo.tx_num, claim_txo.position)
|
||||
claim = self._prepare_resolve_result(
|
||||
claim_txo.tx_num, claim_txo.position, claim_hash, claim_txo.name, claim_txo.root_tx_num,
|
||||
claim_txo.root_position, activation, claim_txo.channel_signature_is_valid
|
||||
)
|
||||
if not claim:
|
||||
self.logger.warning("wat")
|
||||
return
|
||||
return self._prepare_claim_metadata(claim.claim_hash, claim)
|
||||
|
||||
def claims_producer(self, claim_hashes: Set[bytes]):
|
||||
batch = []
|
||||
results = []
|
||||
|
||||
for claim_hash in claim_hashes:
|
||||
claim_txo = self.get_cached_claim_txo(claim_hash)
|
||||
if not claim_txo:
|
||||
self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex())
|
||||
continue
|
||||
if not self.prefix_db.claim_takeover.get(claim_txo.normalized_name):
|
||||
self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex())
|
||||
continue
|
||||
|
||||
activation = self.get_activation(claim_txo.tx_num, claim_txo.position)
|
||||
claim = self._prepare_resolve_result(
|
||||
claim_txo.tx_num, claim_txo.position, claim_hash, claim_txo.name, claim_txo.root_tx_num,
|
||||
claim_txo.root_position, activation, claim_txo.channel_signature_is_valid
|
||||
)
|
||||
if claim:
|
||||
batch.append(claim)
|
||||
|
||||
batch.sort(key=lambda x: x.tx_hash)
|
||||
|
||||
for claim in batch:
|
||||
_meta = self._prepare_claim_metadata(claim.claim_hash, claim)
|
||||
if _meta:
|
||||
results.append(_meta)
|
||||
return results
|
||||
|
|
|
|||
|
|
@ -9,7 +9,7 @@ from hub.schema.result import Censor
|
|||
from hub.service import BlockchainReaderService
|
||||
from hub.common import IndexVersionMismatch, ALL_FIELDS, INDEX_DEFAULT_SETTINGS, expand_query
|
||||
from hub.db.revertable import RevertableOp
|
||||
from hub.db.common import TrendingNotification, DB_PREFIXES
|
||||
from hub.db.common import TrendingNotification, DB_PREFIXES, ResolveResult
|
||||
from hub.notifier_protocol import ElasticNotifierProtocol
|
||||
from hub.elastic_sync.fast_ar_trending import FAST_AR_TRENDING_SCRIPT
|
||||
from hub.elastic_sync.db import ElasticSyncDB
|
||||
|
|
@ -219,10 +219,21 @@ class ElasticSyncService(BlockchainReaderService):
|
|||
async def _claim_producer(self):
|
||||
for deleted in self._deleted_claims:
|
||||
yield self._delete_claim_query(self.index, deleted)
|
||||
for touched in self._touched_claims:
|
||||
claim = self.db.claim_producer(touched)
|
||||
if claim:
|
||||
yield self._upsert_claim_query(self.index, claim)
|
||||
|
||||
touched_claims = list(self._touched_claims)
|
||||
|
||||
for idx in range(0, len(touched_claims), 1000):
|
||||
batch = touched_claims[idx:idx+1000]
|
||||
async for claim_hash, claim, _ in self.db._prepare_resolve_results(batch, include_extra=False,
|
||||
apply_blocking=False,
|
||||
apply_filtering=False):
|
||||
if not claim:
|
||||
self.log.warning("wat")
|
||||
continue
|
||||
claim = self.db._prepare_claim_metadata(claim.claim_hash, claim)
|
||||
if claim:
|
||||
yield self._upsert_claim_query(self.index, claim)
|
||||
|
||||
for claim_hash, notifications in self._trending.items():
|
||||
yield self._update_trending_query(self.index, claim_hash, notifications)
|
||||
|
||||
|
|
|
|||
|
|
@ -1273,22 +1273,28 @@ class LBRYElectrumX(asyncio.Protocol):
|
|||
self.session_manager.pending_query_metric.dec()
|
||||
self.session_manager.executor_time_metric.observe(time.perf_counter() - start)
|
||||
|
||||
async def _cached_resolve_url(self, url):
|
||||
if url not in self.session_manager.resolve_cache:
|
||||
self.session_manager.resolve_cache[url] = await self.loop.run_in_executor(self.db._executor, self.db._resolve, url)
|
||||
return self.session_manager.resolve_cache[url]
|
||||
|
||||
async def claimtrie_resolve(self, *urls) -> str:
|
||||
sorted_urls = tuple(sorted(urls))
|
||||
self.session_manager.urls_to_resolve_count_metric.inc(len(sorted_urls))
|
||||
# sorted_urls = tuple(sorted(urls))
|
||||
self.session_manager.urls_to_resolve_count_metric.inc(len(urls))
|
||||
try:
|
||||
if sorted_urls in self.session_manager.resolve_outputs_cache:
|
||||
return self.session_manager.resolve_outputs_cache[sorted_urls]
|
||||
# if sorted_urls in self.session_manager.resolve_outputs_cache:
|
||||
# return self.session_manager.resolve_outputs_cache[sorted_urls]
|
||||
rows, extra = [], []
|
||||
resolved = {}
|
||||
needed = defaultdict(list)
|
||||
for idx, url in enumerate(urls):
|
||||
if url in self.session_manager.resolve_cache:
|
||||
stream, channel, repost, reposted_channel = self.session_manager.resolve_cache[url]
|
||||
resolved[url] = stream, channel, repost, reposted_channel
|
||||
else:
|
||||
needed[url].append(idx)
|
||||
if needed:
|
||||
resolved_needed = await self.db.batch_resolve_urls(list(needed))
|
||||
for url, resolve_result in resolved_needed.items():
|
||||
self.session_manager.resolve_cache[url] = resolve_result
|
||||
resolved.update(resolved_needed)
|
||||
for url in urls:
|
||||
if url not in self.session_manager.resolve_cache:
|
||||
self.session_manager.resolve_cache[url] = await self._cached_resolve_url(url)
|
||||
stream, channel, repost, reposted_channel = self.session_manager.resolve_cache[url]
|
||||
(stream, channel, repost, reposted_channel) = resolved[url]
|
||||
if isinstance(channel, ResolveCensoredError):
|
||||
rows.append(channel)
|
||||
extra.append(channel.censor_row)
|
||||
|
|
@ -1303,28 +1309,24 @@ class LBRYElectrumX(asyncio.Protocol):
|
|||
extra.append(reposted_channel.censor_row)
|
||||
elif channel and not stream:
|
||||
rows.append(channel)
|
||||
# print("resolved channel", channel.name.decode())
|
||||
if repost:
|
||||
extra.append(repost)
|
||||
if reposted_channel:
|
||||
extra.append(reposted_channel)
|
||||
elif stream:
|
||||
# print("resolved stream", stream.name.decode())
|
||||
rows.append(stream)
|
||||
if channel:
|
||||
# print("and channel", channel.name.decode())
|
||||
extra.append(channel)
|
||||
if repost:
|
||||
extra.append(repost)
|
||||
if reposted_channel:
|
||||
extra.append(reposted_channel)
|
||||
await asyncio.sleep(0)
|
||||
self.session_manager.resolve_outputs_cache[sorted_urls] = result = await self.loop.run_in_executor(
|
||||
None, Outputs.to_base64, rows, extra
|
||||
)
|
||||
return result
|
||||
# await asyncio.sleep(0)
|
||||
|
||||
# self.session_manager.resolve_outputs_cache[sorted_urls] = result = Outputs.to_base64(rows, extra)
|
||||
return Outputs.to_base64(rows, extra)
|
||||
finally:
|
||||
self.session_manager.resolved_url_count_metric.inc(len(sorted_urls))
|
||||
self.session_manager.resolved_url_count_metric.inc(len(urls))
|
||||
|
||||
async def get_server_height(self):
|
||||
return self.db.db_height
|
||||
|
|
|
|||
Loading…
Reference in a new issue