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save_transaction_io back to a transaction

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Victor Shyba 2018-10-18 22:59:41 -03:00 committed by Lex Berezhny
parent e650562758
commit 8bbda75865
1 changed files with 57 additions and 47 deletions
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44
torba/basedatabase.py
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@ -2,6 +2,7 @@ import logging
import asyncio
from asyncio import wrap_future
from concurrent.futures.thread import ThreadPoolExecutor
from operator import itemgetter
from typing import Tuple, List, Union, Callable, Any, Awaitable, Iterable
@ -48,7 +49,7 @@ class AIOSQLite:
parameters = parameters if parameters is not None else []
return self.run(lambda conn, sql, parameters: conn.execute(sql, parameters), sql, parameters)
def run(self, fun: Callable[[sqlite3.Connection, Any, Any], Any], *args, **kwargs) -> Awaitable:
def run(self, fun, *args, **kwargs) -> Awaitable:
return wrap_future(self.executor.submit(self.__run_transaction, fun, *args, **kwargs))
def __run_transaction(self, fun: Callable[[sqlite3.Connection, Any, Any], Any], *args, **kwargs):
@ -272,10 +273,11 @@ class BaseDatabase(SQLiteMixin):
'script': sqlite3.Binary(txo.script.source)
}
async def save_transaction_io(self, save_tx, tx: BaseTransaction, address, txhash, history):
def save_transaction_io(self, save_tx, tx: BaseTransaction, address, txhash, history):
def _transaction(conn: sqlite3.Connection, save_tx, tx: BaseTransaction, address, txhash, history):
if save_tx == 'insert':
await self.db.execute(*self._insert_sql('tx', {
conn.execute(*self._insert_sql('tx', {
'txid': tx.id,
'raw': sqlite3.Binary(tx.raw),
'height': tx.height,
@ -283,45 +285,53 @@ class BaseDatabase(SQLiteMixin):
'is_verified': tx.is_verified
}))
elif save_tx == 'update':
await self.db.execute(*self._update_sql("tx", {
conn.execute(*self._update_sql("tx", {
'height': tx.height, 'position': tx.position, 'is_verified': tx.is_verified
}, 'txid = ?', (tx.id,)))
existing_txos = [r[0] for r in await self.db.execute_fetchall(*query(
existing_txos = set(map(itemgetter(0), conn.execute(*query(
"SELECT position FROM txo", txid=tx.id
))]
))))
txos_insert = []
for txo in tx.outputs:
if txo.position in existing_txos:
continue
if txo.script.is_pay_pubkey_hash and txo.script.values['pubkey_hash'] == txhash:
await self.db.execute(*self._insert_sql("txo", self.txo_to_row(tx, address, txo)))
txos_insert.append(
(tx.id, txo.id, address, txo.position, txo.amount, sqlite3.Binary(txo.script.source))
)
elif txo.script.is_pay_script_hash:
# TODO: implement script hash payments
log.warning('Database.save_transaction_io: pay script hash is not implemented!')
conn.executemany(
'INSERT INTO txo (txid, txoid, address, position, amount, script) values (?, ?, ?, ?, ?, ?)',
txos_insert
)
# lookup the address associated with each TXI (via its TXO)
txoid_to_address = {r[0]: r[1] for r in await self.db.execute_fetchall(*query(
txoid_to_address = {r[0]: r[1] for r in conn.execute(*query(
"SELECT txoid, address FROM txo", txoid__in=[txi.txo_ref.id for txi in tx.inputs]
))}
# list of TXIs that have already been added
existing_txis = [r[0] for r in await self.db.execute_fetchall(*query(
existing_txis = {r[0] for r in conn.execute(*query(
"SELECT txoid FROM txi", txid=tx.id
))]
))}
txis_insert = []
for txi in tx.inputs:
txoid = txi.txo_ref.id
new_txi = txoid not in existing_txis
address_matches = txoid_to_address.get(txoid) == address
if new_txi and address_matches:
await self.db.execute(*self._insert_sql("txi", {
'txid': tx.id,
'txoid': txoid,
'address': address,
}))
await self._set_address_history(address, history)
txis_insert.append((tx.id, txoid, address))
conn.executemany('INSERT INTO txi (txid, txoid, address) VALUES (?, ?, ?)', txis_insert)
conn.execute(
"UPDATE pubkey_address SET history = ?, used_times = ? WHERE address = ?",
(history, history.count(':')//2, address)
)
return self.db.run(_transaction, save_tx, tx, address, txhash, history)
async def reserve_outputs(self, txos, is_reserved=True):
txoids = [txo.id for txo in txos]