forked from LBRYCommunity/lbry-sdk
parent
f9880c8931
commit
a05c44ad1e
1 changed files with 23 additions and 20 deletions
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@ -1,6 +1,5 @@
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import logging
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import asyncio
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from asyncio import wrap_future
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from binascii import hexlify
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from concurrent.futures.thread import ThreadPoolExecutor
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@ -23,8 +22,10 @@ class AIOSQLite:
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@classmethod
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async def connect(cls, path: Union[bytes, str], *args, **kwargs):
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def _connect():
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return sqlite3.connect(path, *args, **kwargs)
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db = cls()
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db.connection = await wrap_future(db.executor.submit(sqlite3.connect, path, *args, **kwargs))
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db.connection = await asyncio.get_event_loop().run_in_executor(db.executor, _connect)
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return db
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async def close(self):
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@ -38,25 +39,24 @@ class AIOSQLite:
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return asyncio.get_event_loop_policy().get_event_loop().call_later(0.01, __close, conn)
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def executemany(self, sql: str, params: Iterable):
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def __executemany_in_a_transaction(conn: sqlite3.Connection, *args, **kwargs):
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return conn.executemany(*args, **kwargs)
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return self.run(__executemany_in_a_transaction, sql, params)
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params = params if params is not None else []
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return self.run(lambda conn: conn.executemany(sql, params).fetchall())
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def executescript(self, script: str) -> Awaitable:
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return wrap_future(self.executor.submit(self.connection.executescript, script))
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return self.run(lambda conn: conn.executescript(script))
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def execute_fetchall(self, sql: str, parameters: Iterable = None) -> Awaitable[Iterable[sqlite3.Row]]:
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parameters = parameters if parameters is not None else []
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def __fetchall(conn: sqlite3.Connection, *args, **kwargs):
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return conn.execute(*args, **kwargs).fetchall()
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return wrap_future(self.executor.submit(__fetchall, self.connection, sql, parameters))
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return self.run(lambda conn: conn.execute(sql, parameters).fetchall())
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def execute(self, sql: str, parameters: Iterable = None) -> Awaitable[sqlite3.Cursor]:
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parameters = parameters if parameters is not None else []
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return self.run(lambda conn, sql, parameters: conn.execute(sql, parameters), sql, parameters)
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return self.run(lambda conn: conn.execute(sql, parameters))
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def run(self, fun, *args, **kwargs) -> Awaitable:
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return wrap_future(self.executor.submit(self.__run_transaction, fun, *args, **kwargs))
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return asyncio.get_event_loop().run_in_executor(
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self.executor, lambda: self.__run_transaction(fun, *args, **kwargs)
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)
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def __run_transaction(self, fun: Callable[[sqlite3.Connection, Any, Any], Any], *args, **kwargs):
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self.connection.execute('begin')
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@ -64,19 +64,20 @@ class AIOSQLite:
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result = fun(self.connection, *args, **kwargs) # type: ignore
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self.connection.commit()
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return result
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except (Exception, OSError): # as e:
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#log.exception('Error running transaction:', exc_info=e)
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except (Exception, OSError) as e:
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log.exception('Error running transaction:', exc_info=e)
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self.connection.rollback()
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log.warning("rolled back")
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raise
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def run_with_foreign_keys_disabled(self, fun, *args, **kwargs) -> Awaitable:
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return wrap_future(
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self.executor.submit(self.__run_transaction_with_foreign_keys_disabled, fun, *args, **kwargs)
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return asyncio.get_event_loop().run_in_executor(
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self.executor, self.__run_transaction_with_foreign_keys_disabled, fun, args, kwargs
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)
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def __run_transaction_with_foreign_keys_disabled(self,
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fun: Callable[[sqlite3.Connection, Any, Any], Any],
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*args, **kwargs):
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args, kwargs):
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foreign_keys_enabled, = self.connection.execute("pragma foreign_keys").fetchone()
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if not foreign_keys_enabled:
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raise sqlite3.IntegrityError("foreign keys are disabled, use `AIOSQLite.run` instead")
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@ -583,10 +584,12 @@ class BaseDatabase(SQLiteMixin):
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async def add_keys(self, account, chain, keys):
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await self.db.executemany(
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"insert into pubkey_address (address, account, chain, position, pubkey) values (?, ?, ?, ?, ?)",
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((pubkey.address, account.public_key.address, chain,
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position, sqlite3.Binary(pubkey.pubkey_bytes))
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for position, pubkey in keys)
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"insert into pubkey_address values (?, ?, ?, ?, ?, NULL, 0)",
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(
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(pubkey.address, account.public_key.address, chain, position,
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sqlite3.Binary(pubkey.pubkey_bytes))
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for position, pubkey in keys
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)
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)
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async def _set_address_history(self, address, history):
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