batch insert/update claims to sqlite
This commit is contained in:
Jack Robison
parent
889b2facce
commit
61a7fd66bf
4 changed files with 127 additions and 98 deletions
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@ -21,7 +21,7 @@ at anytime.
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*
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### Changed
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*
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* save claims to sqlite in batches to speed up `resolve` queries for many uris
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*
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### Added
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@ -513,14 +513,30 @@ class Wallet(object):
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@defer.inlineCallbacks
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def save_claim(self, claim_info):
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claims = []
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if 'value' in claim_info:
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if claim_info['value']:
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yield self.storage.save_claim(claim_info)
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claims.append(claim_info)
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else:
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if 'certificate' in claim_info and claim_info['certificate']['value']:
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yield self.storage.save_claim(claim_info['certificate'])
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claims.append(claim_info['certificate'])
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if 'claim' in claim_info and claim_info['claim']['value']:
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yield self.storage.save_claim(claim_info['claim'])
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claims.append(claim_info['claim'])
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yield self.storage.save_claims(claims)
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@defer.inlineCallbacks
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def save_claims(self, claim_infos):
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to_save = []
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for info in claim_infos:
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if 'value' in info:
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if info['value']:
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to_save.append(info)
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else:
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if 'certificate' in info and info['certificate']['value']:
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to_save.append(info['certificate'])
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if 'claim' in info and info['claim']['value']:
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to_save.append(info['claim'])
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yield self.storage.save_claims(to_save)
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@defer.inlineCallbacks
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def resolve(self, *uris, **kwargs):
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@ -528,16 +544,15 @@ class Wallet(object):
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page_size = kwargs.get('page_size', 10)
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result = {}
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batch_results = yield self._get_values_for_uris(page, page_size, *uris)
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to_save = []
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for uri, resolve_results in batch_results.iteritems():
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try:
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result[uri] = self._handle_claim_result(resolve_results)
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yield self.save_claim(result[uri])
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to_save.append(result[uri])
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except (UnknownNameError, UnknownClaimID, UnknownURI) as err:
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result[uri] = {'error': err.message}
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yield self.save_claims(to_save)
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defer.returnValue(result)
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@defer.inlineCallbacks
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@ -668,7 +683,7 @@ class Wallet(object):
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log.error(msg)
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raise Exception(msg)
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claim = self._process_claim_out(claim)
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yield self.storage.save_claim(self._get_temp_claim_info(claim, name, bid), smart_decode(claim['value']))
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yield self.storage.save_claims([self._get_temp_claim_info(claim, name, bid)])
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defer.returnValue(claim)
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@defer.inlineCallbacks
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@ -565,58 +565,70 @@ class SQLiteStorage(object):
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# # # # # # # # # claim functions # # # # # # # # #
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@defer.inlineCallbacks
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def save_claim(self, claim_info, claim_dict=None):
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outpoint = "%s:%i" % (claim_info['txid'], claim_info['nout'])
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claim_id = claim_info['claim_id']
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name = claim_info['name']
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amount = int(COIN * claim_info['amount'])
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height = claim_info['height']
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address = claim_info['address']
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sequence = claim_info['claim_sequence']
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claim_dict = claim_dict or smart_decode(claim_info['value'])
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serialized = claim_dict.serialized.encode('hex')
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def _save_claim(transaction):
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transaction.execute(
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"insert or replace into claim values (?, ?, ?, ?, ?, ?, ?, ?, ?)",
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(outpoint, claim_id, name, amount, height, serialized, claim_dict.certificate_id, address, sequence)
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)
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yield self.db.runInteraction(_save_claim)
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if 'supports' in claim_info: # if this response doesn't have support info don't overwrite the existing
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# support info
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yield self.save_supports(claim_id, claim_info['supports'])
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# check for content claim updates
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if claim_dict.source_hash:
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existing_file_stream_hash = yield self.run_and_return_one_or_none(
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"select file.stream_hash from stream "
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"inner join file on file.stream_hash=stream.stream_hash "
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"where sd_hash=?", claim_dict.source_hash
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)
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if existing_file_stream_hash:
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known_outpoint = yield self.run_and_return_one_or_none(
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"select claim_outpoint from content_claim where stream_hash=?", existing_file_stream_hash
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def save_claims(self, claim_infos):
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def _save_claims(transaction):
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content_claims_to_update = []
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support_callbacks = []
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for claim_info in claim_infos:
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outpoint = "%s:%i" % (claim_info['txid'], claim_info['nout'])
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claim_id = claim_info['claim_id']
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name = claim_info['name']
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amount = int(COIN * claim_info['amount'])
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height = claim_info['height']
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address = claim_info['address']
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sequence = claim_info['claim_sequence']
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try:
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certificate_id = claim_info['value'].get('content_claims_to_update', {}).get('certificateId')
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except AttributeError:
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certificate_id = None
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try:
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if claim_info['value'].get('stream', {}).get('source', {}).get('sourceType') == "lbry_sd_hash":
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source_hash = claim_info['value'].get('stream', {}).get('source', {}).get('source')
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else:
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source_hash = None
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except AttributeError:
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source_hash = None
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serialized = claim_info.get('hex') or smart_decode(claim_info['value']).serialized.encode('hex')
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transaction.execute(
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"insert or replace into claim values (?, ?, ?, ?, ?, ?, ?, ?, ?)",
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(outpoint, claim_id, name, amount, height, serialized, certificate_id, address, sequence)
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)
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known_claim_id = yield self.run_and_return_one_or_none(
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if 'supports' in claim_info: # if this response doesn't have support info don't overwrite the existing
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# support info
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support_callbacks.append(self.save_supports(claim_id, claim_info['supports']))
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if not source_hash:
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continue
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stream_hash = transaction.execute(
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"select file.stream_hash from stream "
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"inner join file on file.stream_hash=stream.stream_hash where sd_hash=?", (source_hash, )
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).fetchone()
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if not stream_hash:
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continue
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stream_hash = stream_hash[0]
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known_outpoint = transaction.execute(
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"select claim_outpoint from content_claim where stream_hash=?", (stream_hash, )
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)
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known_claim_id = transaction.execute(
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"select claim_id from claim "
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"inner join content_claim c3 ON claim.claim_outpoint=c3.claim_outpoint "
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"where c3.stream_hash=?", existing_file_stream_hash
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"where c3.stream_hash=?", (stream_hash, )
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)
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if not known_claim_id: # this is a claim matching one of our files that has
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# no associated claim yet
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log.info("discovered content claim %s for stream %s", claim_id, existing_file_stream_hash)
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yield self.save_content_claim(existing_file_stream_hash, outpoint)
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elif known_claim_id and known_claim_id == claim_id:
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if known_outpoint != outpoint: # this is an update for one of our files
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log.info("updating content claim %s for stream %s", claim_id, existing_file_stream_hash)
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yield self.save_content_claim(existing_file_stream_hash, outpoint)
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else: # we're up to date already
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pass
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else: # this is a claim containing a clone of a file that we have
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log.warning("claim %s contains the same stream as the one already downloaded from claim %s",
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claim_id, known_claim_id)
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if not known_claim_id:
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content_claims_to_update.append((stream_hash, outpoint))
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elif known_outpoint != outpoint:
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content_claims_to_update.append((stream_hash, outpoint))
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update_file_callbacks = []
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for stream_hash, outpoint in content_claims_to_update:
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self._save_content_claim(transaction, outpoint, stream_hash)
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if stream_hash in self.content_claim_callbacks:
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update_file_callbacks.append(self.content_claim_callbacks[stream_hash]())
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return update_file_callbacks, support_callbacks
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content_dl, support_dl = yield self.db.runInteraction(_save_claims)
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if content_dl:
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yield defer.DeferredList(content_dl)
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if support_dl:
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yield defer.DeferredList(support_dl)
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def get_old_stream_hashes_for_claim_id(self, claim_id, new_stream_hash):
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return self.run_and_return_list(
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@ -626,46 +638,47 @@ class SQLiteStorage(object):
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"where f.stream_hash!=?", claim_id, new_stream_hash
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)
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@staticmethod
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def _save_content_claim(transaction, claim_outpoint, stream_hash):
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# get the claim id and serialized metadata
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claim_info = transaction.execute(
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"select claim_id, serialized_metadata from claim where claim_outpoint=?", (claim_outpoint,)
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).fetchone()
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if not claim_info:
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raise Exception("claim not found")
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new_claim_id, claim = claim_info[0], ClaimDict.deserialize(claim_info[1].decode('hex'))
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# certificate claims should not be in the content_claim table
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if not claim.is_stream:
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raise Exception("claim does not contain a stream")
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# get the known sd hash for this stream
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known_sd_hash = transaction.execute(
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"select sd_hash from stream where stream_hash=?", (stream_hash,)
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).fetchone()
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if not known_sd_hash:
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raise Exception("stream not found")
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# check the claim contains the same sd hash
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if known_sd_hash[0] != claim.source_hash:
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raise Exception("stream mismatch")
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# if there is a current claim associated to the file, check that the new claim is an update to it
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current_associated_content = transaction.execute(
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"select claim_outpoint from content_claim where stream_hash=?", (stream_hash,)
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).fetchone()
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if current_associated_content:
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current_associated_claim_id = transaction.execute(
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"select claim_id from claim where claim_outpoint=?", current_associated_content
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).fetchone()[0]
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if current_associated_claim_id != new_claim_id:
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raise Exception("invalid stream update")
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# update the claim associated to the file
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transaction.execute("insert or replace into content_claim values (?, ?)", (stream_hash, claim_outpoint))
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@defer.inlineCallbacks
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def save_content_claim(self, stream_hash, claim_outpoint):
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def _save_content_claim(transaction):
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# get the claim id and serialized metadata
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claim_info = transaction.execute(
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"select claim_id, serialized_metadata from claim where claim_outpoint=?", (claim_outpoint, )
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).fetchone()
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if not claim_info:
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raise Exception("claim not found")
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new_claim_id, claim = claim_info[0], ClaimDict.deserialize(claim_info[1].decode('hex'))
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# certificate claims should not be in the content_claim table
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if not claim.is_stream:
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raise Exception("claim does not contain a stream")
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# get the known sd hash for this stream
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known_sd_hash = transaction.execute(
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"select sd_hash from stream where stream_hash=?", (stream_hash, )
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).fetchone()
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if not known_sd_hash:
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raise Exception("stream not found")
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# check the claim contains the same sd hash
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if known_sd_hash[0] != claim.source_hash:
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raise Exception("stream mismatch")
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# if there is a current claim associated to the file, check that the new claim is an update to it
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current_associated_content = transaction.execute(
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"select claim_outpoint from content_claim where stream_hash=?", (stream_hash, )
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).fetchone()
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if current_associated_content:
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current_associated_claim_id = transaction.execute(
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"select claim_id from claim where claim_outpoint=?", current_associated_content
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).fetchone()[0]
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if current_associated_claim_id != new_claim_id:
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raise Exception("invalid stream update")
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# update the claim associated to the file
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transaction.execute("insert or replace into content_claim values (?, ?)", (stream_hash, claim_outpoint))
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yield self.db.runInteraction(_save_content_claim)
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yield self.db.runInteraction(self._save_content_claim, claim_outpoint, stream_hash)
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# update corresponding ManagedEncryptedFileDownloader object
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if stream_hash in self.content_claim_callbacks:
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file_callback = self.content_claim_callbacks[stream_hash]
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@ -67,6 +67,7 @@ fake_claim_info = {
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}
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class FakeAnnouncer(object):
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def __init__(self):
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self._queue_size = 0
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@ -309,7 +310,7 @@ class ContentClaimStorageTests(StorageTest):
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yield manager.session.storage.save_published_file(
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stream_hash, file_name, download_directory, blob_data_rate
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)
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yield self.storage.save_claim(fake_claim_info)
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yield self.storage.save_claims([fake_claim_info])
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yield self.storage.save_content_claim(stream_hash, fake_outpoint)
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stored_content_claim = yield self.storage.get_content_claim(stream_hash)
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self.assertDictEqual(stored_content_claim, fake_claim_info)
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@ -332,7 +333,7 @@ class ContentClaimStorageTests(StorageTest):
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update_info['txid'] = "beef0000" * 12
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update_info['nout'] = 0
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second_outpoint = "%s:%i" % (update_info['txid'], update_info['nout'])
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yield self.storage.save_claim(update_info)
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yield self.storage.save_claims([update_info])
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yield self.storage.save_content_claim(stream_hash, second_outpoint)
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update_info_result = yield self.storage.get_content_claim(stream_hash)
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self.assertDictEqual(update_info_result, update_info)
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@ -343,8 +344,8 @@ class ContentClaimStorageTests(StorageTest):
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invalid_update_info['nout'] = 0
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invalid_update_info['claim_id'] = "beef0002" * 5
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invalid_update_outpoint = "%s:%i" % (invalid_update_info['txid'], invalid_update_info['nout'])
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yield self.storage.save_claim(invalid_update_info)
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try:
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yield self.storage.save_claims([invalid_update_info])
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yield self.storage.save_content_claim(stream_hash, invalid_update_outpoint)
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raise Exception("test failed")
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except Exception as err:
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