def create_pool(self, no_loop=False, **kwargs):
loop = None if no_loop else self.loop
pool = yield from aiopg.create_pool(
database="aiopg", user="******", password="******", host="127.0.0.1", loop=loop, **kwargs
)
self.pool = pool
return pool
def go(*, no_loop=False, **kwargs):
nonlocal pool
params = pg_params.copy()
params.update(kwargs)
useloop = None if no_loop else loop
pool = yield from aiopg.create_pool(loop=useloop, **params)
return pool
def init(loop):
app = web.Application(loop=loop)
# -------------------------------------------------------------------------
app.router.add_route(
'GET', r'/{thread_id:\d+}/{user_id:\d+}/', PrivateMessageHandler()
)
# -------------------------------------------------------------------------
app['pg_pool'] = yield from aiopg.create_pool(dsn)
app['redis_pool'] = yield from aioredis.create_pool(redis_address)
# -------------------------------------------------------------------------
srv = yield from loop.create_server(
app.make_handler(), SERVER['HOST'], SERVER['PORT']
)
print(
"Server started at http://{0}:{1}".format(
SERVER['HOST'], SERVER['PORT']
)
)
return srv
def test_select():
pool = yield from aiopg.create_pool(dsn)
with (yield from pool.cursor()) as cur:
yield from cur.execute("SELECT 1")
ret = yield from cur.fetchone()
assert ret == (1,)
print("ALL DONE")
def start(self):
yield from super().start()
LOG.info('Starting engines...')
print('Starting engines...')
self.engines['pg'] = self.loop.create_task(aiopg.create_pool(host=os.environ.get('DBHOST', self.config['engines']['pg']['host']),
port=int(self.config['engines']['pg']['port']),
sslmode='disable',
dbname=self.config['engines']['pg']['dbname'],
user=self.config['engines']['pg']['user'],
password=self.config['engines']['pg']['password'],
cursor_factory=psycopg2.extras.RealDictCursor,
minsize=int(self.config['engines']['pg']['minsize']),
maxsize=int(self.config['engines']['pg']['maxsize']),
loop=self.loop))
self.engines['mysql'] = self.loop.create_task(aiomysql.create_pool(
host=self.config['engines']['mysql']['host'],
port=self.config['engines']['mysql']['port'],
user=self.config['engines']['mysql']['user'],
password=self.config['engines']['mysql']['pwd'],
db=self.config['engines']['mysql']['db'],
minsize=int(self.config['engines']['mysql']['minsize']),
maxsize=int(self.config['engines']['mysql']['maxsize']),
cursorclass=aiomysql.DictCursor,
charset='utf8',
use_unicode=True,
loop=self.loop))
yield from asyncio.wait([self.engines['pg']], return_when=asyncio.ALL_COMPLETED)
LOG.info('All engines ready !')
async def test_select():
async with aiopg.create_pool(connection) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute("SELECT question, pub_date FROM sanic_polls")
async for row in cur:
result.append({"question": row[0], "pub_date": row[1]})
def connect(self):
"""Create connection pool asynchronously.
"""
self._pool = yield from aiopg.create_pool(dsn=self.dsn,
loop=self._loop,
timeout=self.timeout,
**self.connect_kwargs)
async def init_db():
pool_fut = lambda: aiopg.create_pool(os.getenv('DB_URI'))
pool = await retry_fut(pool_fut, (psycopg2.OperationalError,))
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute(schema)
return pool
def main():
pool = yield from aiopg.create_pool(dsn)
with (yield from pool.cursor()) as cur:
yield from transaction(cur, IsolationLevel.repeatable_read)
yield from transaction(cur, IsolationLevel.read_committed)
yield from transaction(cur, IsolationLevel.serializable)
cur.execute('select * from tbl')
async def main():
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn1:
listener = listen(conn1)
async with pool.acquire() as conn2:
notifier = notify(conn2)
await asyncio.gather(listener, notifier)
print("ALL DONE")
async def main():
async with aiopg.connect(dsn) as listenConn:
async with aiopg.create_pool(dsn) as notifyPool:
async with notifyPool.acquire() as notifyConn:
listener = listen(listenConn)
notifier = notify(notifyConn)
await asyncio.gather(listener, notifier)
print("ALL DONE")
async def build_disjoint_set():
async with aiopg.create_pool(PG_DSN) as pool:
ds = AsyncDisjointSet()
await ds.build(
objects_ids=load_objects_ids(pool=pool),
relations=load_relations(pool=pool)
)
await write_components(ds.get_components(), pool=pool)
def connect(self):
try:
self.pool = yield from aiopg.create_pool( self.dsn, maxsize=3,\
on_connect = initConnection )
logging.debug('db connections pool created')
except:
logging.exception('Error creating connection pool')
logging.error(self.dsn)
def connect(self):
"""Create connection pool asynchronously.
"""
self.pool = yield from aiopg.create_pool(
loop=self.loop,
timeout=self.timeout,
database=self.database,
**self.connect_kwargs)
async def _to_pg(sql: str, codes: list):
"""数据存储到pg"""
dsn = "host=192.168.43.254 user=pguser password=tofuture dbname=mydata"
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
for i in codes:
await cur.execute(sql, i)
def get_pool(self): # pragma: no cover
if not hasattr(self, '_pool'):
self._pool = yield from aiopg.create_pool(
**parse_pgurl(settings.db_url)
)
return self._pool
def main():
pool = yield from aiopg.create_pool(dsn)
with (yield from pool) as conn1:
listener = listen(conn1)
with (yield from pool) as conn2:
notifier = notify(conn2)
yield from asyncio.gather(listener, notifier)
print("ALL DONE")
def connect(self):
"""Create connection pool asynchronously.
"""
self.pool = yield from aiopg.create_pool(
loop=self.loop,
timeout=self.timeout,
database=self.database,
**self.connect_kwargs)
def connect(self):
"""Create connection pool asynchronously.
"""
self._pool = yield from aiopg.create_pool(
dsn=self.dsn,
loop=self._loop,
timeout=self.timeout,
**self.connect_kwargs)
def init(loop):
# add aiohttp_debugtoolbar middleware to you application
app = web.Application(loop=loop)
extra_panels = []
if 'aiopg' in sys.modules:
extra_panels.append(RequestPgDebugPanel)
if 'aioredis' in sys.modules:
extra_panels.append(RequestRedisDebugPanel)
# install aiohttp_debugtoolbar
aiohttp_debugtoolbar.setup(app,
extra_panels=extra_panels,
extra_templates=str(PATH_PARENT / 'extra_tpl'))
template = """
<html>
<head>
<title>{{ title }}</title>
</head>
<body>
<h1>{{ text }}</h1>
<p>
<a href="{{ app.router['exc_example'].url_for() }}">
Exception example</a>
</p>
</body>
</html>
"""
# install jinja2 templates
loader = jinja2.DictLoader({'index.html': template})
aiohttp_jinja2.setup(app, loader=loader)
# init routes for index page, and page with error
app.router.add_route('GET', '/', basic_handler, name='index')
app.router.add_route('GET', '/exc', exception_handler, name='exc_example')
if 'aiopg' in sys.modules:
# create connection to the database
dsn = 'host={host} dbname={db} user={user} password={passw} '.format(
db='postgres', user='******', passw='1', host='localhost')
app['db'] = yield from aiopg.create_pool(dsn,
loop=loop,
minsize=1,
maxsize=2)
# Correct PostgreSQL shutdown
app.on_cleanup.append(close_pg)
if 'aioredis' in sys.modules:
# create redis pool
app['redis'] = yield from create_pool(('127.0.0.1', '6379'))
# Correct Redis shutdown
app.on_cleanup.append(close_redis)
handler = app.make_handler()
srv = yield from loop.create_server(handler, '127.0.0.1', 9000)
print("Server started at http://127.0.0.1:9000")
return srv, handler
async def go():
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute("SELECT 1")
ret = []
async for row in cur:
ret.append(row)
assert ret == [(1, )]
async def start():
async with aiopg.create_pool(**config.postgreSetttings) as portgres_db:
redis_db = await aioredis.create_pool("redis://"+config.REDIS_HOST)
await initdb(portgres_db)
options.parse_command_line()
app = Application(portgres_db, redis_db)
app.listen(options.port)
shutdown_event = tornado.locks.Event()
await shutdown_event.wait()
async def db_events(self, data: dict, channel: str):
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
try:
await asyncio.gather(
self.listen(conn, channel), return_exceptions=False
)
except:
print("releasing connection")
async def go():
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute("SELECT * from posts")
ret = []
async for row in cur:
ret.append(row)
print(row)
async def go():
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute(table_account_sql)
ret = []
async for row in cur:
ret.append(row)
return ret
def connect(self):
try:
self.pool = yield from aiopg.create_pool(self.dsn, \
timeout=18000,\
on_connect=init_connection)
logging.debug('db connections pool created')
except Exception:
logging.exception('Error creating connection pool')
logging.error(self.dsn)
def init(store, db, api_url, loop=None):
loop = asyncio.get_event_loop()
db = loop.run_until_complete(aiopg.create_pool(loop=loop, **db))
store = pyced.store.init(store['url'], loop=loop)
loop.run_until_complete(store['username'])
loop.run_until_complete(store['username'])
model = pyced.saga.model.Model(db)
logger.info("Saga server initialized")
return Server(loop, model, store, api_url)
async def select_one(dsn):
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute('SELECT 1')
result = []
async for row in cur:
result.append(row)
return result
def test___del__(loop, pg_params, warning):
pool = yield from aiopg.create_pool(loop=loop, **pg_params)
with warning(ResourceWarning):
del pool
if IS_PYPY:
# PyPy's GC is not based on reference counting, and the objects
# are not freed instantly when they are no longer reachable.
# Therefore, we explicitly collect unreachable objects here.
gc.collect()
def create_pool(self, no_loop=False, **kwargs):
loop = None if no_loop else self.loop
pool = yield from aiopg.create_pool(database='aiopg',
user='******',
password='******',
host='127.0.0.1',
loop=loop,
**kwargs)
return pool
def init(loop):
# add aiohttp_debugtoolbar middleware to you application
app = web.Application(loop=loop)
extra_panels = []
if 'aiopg' in sys.modules:
extra_panels.append(RequestPgDebugPanel)
if 'aioredis' in sys.modules:
extra_panels.append(RequestRedisDebugPanel)
# install aiohttp_debugtoolbar
aiohttp_debugtoolbar.setup(
app,
extra_panels=extra_panels,
extra_templates=str(PATH_PARENT / 'extra_tpl'))
template = """
<html>
<head>
<title>{{ title }}</title>
</head>
<body>
<h1>{{ text }}</h1>
<p>
<a href="{{ app.router['exc_example'].url_for() }}">
Exception example</a>
</p>
</body>
</html>
"""
# install jinja2 templates
loader = jinja2.DictLoader({'index.html': template})
aiohttp_jinja2.setup(app, loader=loader)
# init routes for index page, and page with error
app.router.add_route('GET', '/', basic_handler, name='index')
app.router.add_route('GET', '/exc', exception_handler, name='exc_example')
if 'aiopg' in sys.modules:
# create connection to the database
dsn = 'host={host} dbname={db} user={user} password={passw} '.format(
db='postgres', user='******', passw='1', host='localhost')
app['db'] = yield from aiopg.create_pool(
dsn, loop=loop, minsize=1, maxsize=2)
# Correct PostgreSQL shutdown
app.on_cleanup.append(close_pg)
if 'aioredis' in sys.modules:
# create redis pool
app['redis'] = yield from create_pool(('127.0.0.1', '6379'))
# Correct Redis shutdown
app.on_cleanup.append(close_redis)
handler = app.make_handler()
srv = yield from loop.create_server(handler, '127.0.0.1', 9000)
print("Server started at http://127.0.0.1:9000")
return srv, handler
async def test_select():
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute("SELECT 1")
ret = []
async for row in cur:
ret.append(row)
assert ret == [(1,)]
print("ALL DONE")
def create_pool(): # pragma: no cover
"""Creates a connection pool to the database."""
pool = yield from aiopg.create_pool(
minsize=settings.db_pool_min,
maxsize=settings.db_pool_max,
**parse_pgurl(settings.db_url)
)
return pool
async def main():
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute('CREATE TABLE tbl (id int)')
await transaction(cur, IsolationLevel.repeatable_read)
await transaction(cur, IsolationLevel.read_committed)
await transaction(cur, IsolationLevel.serializable)
await cur.execute('select * from tbl')
def aiopg_pool(loop, postgresql_params):
pool = loop.run_until_complete(
aiopg.create_pool(host=postgresql_params['host'],
port=postgresql_params['port'],
database='postgres',
user='******',
loop=loop))
yield pool
pool.terminate()
loop.run_until_complete(pool.wait_closed())
def create_pool(self, no_loop=False, **kwargs):
loop = None if no_loop else self.loop
pool = yield from aiopg.create_pool(database='aiopg',
user='******',
password='******',
host='127.0.0.1',
loop=loop,
**kwargs)
self.pool = pool
return pool
async def test_pubsub():
async with create_pool(get_db_url()) as e:
async with e.acquire() as listen_conn:
listener = listen_helper(listen_conn)
db = Database()
await db.startup()
await asyncio.gather(
listener,
db.insert_post(parent_id=290, content='testing notify'))
print("listen/notify done!")
def db_setup():
print("DB Setup")
notorm.db = yield from aiopg.create_pool("dbname=notorm_example user=dbuser")
# We have to use a regular psycopg connection to register the extensions
# This can be done through Momoko, I just haven't spent enough time on it.
conn = psycopg2.connect(dsn="dbname=notorm_example user=dbuser")
psycopg2.extras.register_composite("game", conn, globally=True, factory=GameComposite)
conn.close()
def get_pool(cls) -> Pool:
"""
Yields:
existing db connection pool
"""
if len(cls._connection_params) < 5:
raise ConnectionError('Please call SQLStore.connect before calling this method')
if not cls._pool:
cls._pool = yield from create_pool(**cls._connection_params)
return cls._pool
async def _test():
async with aiopg.create_pool(PG_DSN) as pool:
ctx_mgr_1 = PoolCtxManagerProxy(pool)
ctx_mgr_2 = PoolCtxManagerProxy(pool)
async with ctx_mgr_1:
async with ctx_mgr_2:
self.assertIs(ctx_mgr_1._pool, ctx_mgr_2._pool)
self.assertFalse(ctx_mgr_2._pool.closed)
self.assertFalse(ctx_mgr_1._pool.closed)
self.assertTrue(pool.closed)
async def insert_to_db(new_entity: tuple):
"""
this function inserts new entity into the database
:param updated_records: new entity from user
"""
async with aiopg.create_pool(db_params) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
insert_query = 'INSERT INTO services (ip, port, available) VALUES (%s,%s,%s)'
await cur.execute(insert_query, new_entity)
def get_pool(cls) -> Pool:
"""
Yields:
existing db connection pool
"""
if len(cls._connection_params) < 5:
raise ConnectionError('Please call SQLStore.connect before calling this method')
if not cls._pool:
cls._pool = yield from create_pool(**cls._connection_params)
return cls._pool
async def main():
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute('CREATE TABLE tbl (id int)')
await transaction(cur, IsolationLevel.repeatable_read)
await transaction(cur, IsolationLevel.read_committed)
await transaction(cur, IsolationLevel.serializable)
await cur.execute('select * from tbl')
async def ws_files_current_operation(request, ws, user):
try:
async with aiopg.create_pool(apfell.config['DB_POOL_CONNECT_STRING']) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute('LISTEN "newfilemeta";')
# BEFORE WE START GETTING NEW THINGS, UPDATE WITH ALL OF THE OLD DATA
operation = await db_objects.get(Operation, name=user['current_operation'])
files = await db_objects.execute(FileMeta.select().where(
(FileMeta.operation == operation) & (FileMeta.deleted == False)).order_by(FileMeta.id))
for f in files:
if "/screenshots/" not in f.path:
if "/{}/downloads/".format(user['current_operation']) not in f.path:
# this means it's an upload, so supply additional information as well
# two kinds of uploads: via task or manual
if f.task is not None: # this is an upload via agent tasking
await ws.send(js.dumps(
{**f.to_json(), 'host': f.task.callback.host, "upload": f.task.params}))
else: # this is a manual upload
await ws.send(js.dumps({**f.to_json(), 'host': 'MANUAL FILE UPLOAD',
"upload": "{\"remote_path\": \"Apfell\", \"file_id\": " + str(f.id) + "}", "task": "null"}))
else:
await ws.send(js.dumps({**f.to_json(), 'host': f.task.callback.host, 'params': f.task.params}))
await ws.send("")
# now pull off any new payloads we got queued up while processing old data
while True:
try:
msg = conn.notifies.get_nowait()
id = (msg.payload)
f = await db_objects.get(FileMeta, id=id, operation=operation, deleted=False)
if "/screenshots" not in f.path:
try:
if "/{}/downloads/".format(user['current_operation']) not in f.path:
# this means it's an upload, so supply additional information as well
# could be upload via task or manual
if f.task is not None: # this is an upload via gent tasking
await ws.send(js.dumps(
{**f.to_json(), 'host': f.task.callback.host, "upload": f.task.params}))
else: # this is a manual upload
await ws.send(js.dumps({**f.to_json(), 'host': 'MANUAL FILE UPLOAD',
"upload": "{\"remote_path\": \"Apfell\", \"file_id\": " + str(f.id) + "}", "task": "null"}))
else:
await ws.send(js.dumps({**f.to_json(), 'host': f.task.callback.host,
'params': f.task.params}))
except Exception as e:
pass # we got a file that's just not part of our current operation, so move on
except asyncio.QueueEmpty as e:
await asyncio.sleep(1)
await ws.send("") # this is our test to see if the client is still there
continue
except Exception as e:
print(e)
continue
finally:
pool.close()
async def test_select():
async with aiopg.create_pool(dsn) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute("SELECT * from management where no=%s",
('jwk', ))
ret = []
async for row in cur:
ret.append(row)
print(row)
print("ALL DONE")
async def test_create_pool_context_manager(pg_params):
async with aiopg.create_pool(**pg_params) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cursor:
await cursor.execute('SELECT 42;')
resp = await cursor.fetchone()
assert resp == (42, )
assert cursor.closed
assert conn.closed
assert pool.closed
async def ws_screenshots(request, ws, user):
try:
async with aiopg.create_pool(
apfell.config['DB_POOL_CONNECT_STRING']) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cur:
await cur.execute('LISTEN "newfilemeta";')
# BEFORE WE START GETTING NEW THINGS, UPDATE WITH ALL OF THE OLD DATA
operation = await db_objects.get(
Operation, name=user['current_operation'])
files = await db_objects.execute(FileMeta.select().where(
FileMeta.operation == operation).order_by(FileMeta.id))
for f in files:
if "{}/downloads/".format(
user['current_operation']
) in f.path and "/screenshots/" in f.path:
await ws.send(
js.dumps({
**f.to_json(), 'callback_id':
f.task.callback.id,
'operator':
f.task.operator.username
}))
await ws.send("")
# now pull off any new payloads we got queued up while processing old data
while True:
try:
msg = conn.notifies.get_nowait()
blob = js.loads(msg.payload)
if "{}/downloads/".format(
user['current_operation']
) in blob['path'] and "/screenshots" in blob[
'path']:
f = await db_objects.get(FileMeta,
id=blob['id'])
callback_id = f.task.callback.id
await ws.send(
js.dumps({
**f.to_json(), 'callback_id':
callback_id,
'operator':
f.task.operator.username
}))
except asyncio.QueueEmpty as e:
await asyncio.sleep(2)
await ws.send(
""
) # this is our test to see if the client is still there
continue
except Exception as e:
print(e)
return
finally:
pool.close()
async def test_create_pool_context_manager(pg_params, loop):
async with aiopg.create_pool(loop=loop, **pg_params) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cursor:
await cursor.execute('SELECT 42;')
resp = await cursor.fetchone()
assert resp == (42, )
assert cursor.closed
assert conn.closed
assert pool.closed
def get_pool(**kwargs): # pragma: no cover
'''
Gets the postgresql connection pool.
:return: pool
'''
db_url = kwargs.pop('db_url')
kwargs.update(parse_pgurl(db_url))
pool = yield from aiopg.create_pool(**kwargs)
return pool
def _create_engine(dsn=None, *, minsize=10, maxsize=10, loop=None,
dialect=_dialect, timeout=TIMEOUT, **kwargs):
if loop is None:
loop = asyncio.get_event_loop()
pool = yield from aiopg.create_pool(dsn, minsize=minsize, maxsize=maxsize,
loop=loop, timeout=timeout, **kwargs)
conn = yield from pool.acquire()
try:
real_dsn = conn.dsn
return Engine(dialect, pool, real_dsn)
finally:
pool.release(conn)
def connect(self, url):
""" create the driver and connect from the given url """
url = urlparse(url)
if url.scheme not in ('postgresql', 'aiopg+postgresql'):
raise ValueError('Invalid scheme')
self.database = url.path[1:]
self.pool = yield from aiopg.create_pool(
host=url.hostname or 'localhost',
port=url.port or 5432,
user=url.username or 'postgres',
password=url.password or 'secret',
database=self.database)
def get_pool(cls) -> Pool:
"""
Yields:
existing db connection pool
"""
if len(cls._connection_params) < 5:
raise ConnectionError('Please call SQLStore.connect before calling this method')
if not cls._pool:
with (yield from cls._pool_pending):
if not cls._pool:
cls._pool = yield from create_pool(**cls._connection_params)
asyncio.async(cls._periodic_cleansing())
return cls._pool
def _connect(self):
conn_kwargs = {
"database": self.database,
}
conn_kwargs.update(self.connect_params)
if 'passwd' in conn_kwargs:
conn_kwargs['password'] = conn_kwargs.pop('passwd')
if "db" in conn_kwargs:
conn_kwargs["database"] = conn_kwargs.pop("db")
if "maxsize" not in conn_kwargs:
conn_kwargs["maxsize"] = 32
return aiopg.create_pool(None, **conn_kwargs)
def validation_part(self, request):
session_key = request.cookies.get(settings.SESSION_COOKIE_NAME)
session = session_engine.SessionStore(session_key)
try:
self.user_id = session["_auth_user_id"]
except KeyError:
raise aiohttp.web.HTTPBadRequest(reason="KeyError")
pool = yield from aiopg.create_pool(dsn)
with (yield from pool.cursor()) as cur:
yield from cur.execute("SELECT username FROM auth_user WHERE id = %s", (self.user_id,))
sql_res = yield from cur.fetchone()
if sql_res is None:
raise aiohttp.web.HTTPBadRequest(reason="Wrong user_id")
self.sender_name = sql_res[0]
# ---------------------------------------------------------------------
self.thread_id = request.match_info.get("thread_id")
pool = yield from aiopg.create_pool(dsn)
with (yield from pool.cursor()) as cur:
yield from cur.execute(
"""
SELECT pt.id FROM privatemessages_thread AS pt
INNER JOIN privatemessages_thread_participants AS ptp
ON (pt.id = ptp.thread_id)
WHERE (pt.id = %s AND ptp.user_id = %s)
""",
(self.thread_id, self.user_id),
)
sql_res = yield from cur.fetchone()
if sql_res is None:
raise aiohttp.web.HTTPBadRequest(reason="Wrong thread_id")
async def go():
async with aiopg.create_pool(host=self.host, user=self.user,
database=self.database,
password=self.password,
loop=self.loop) as pool:
async with pool.acquire() as conn:
async with conn.cursor() as cursor:
await cursor.execute('SELECT 42;')
resp = await cursor.fetchone()
assert resp == (42, )
assert cursor.closed
assert conn.closed
assert pool.closed
def init(loop):
config = SafeConfigParser()
config.read([path.join(MY_DIR, "config.ini")])
pool = yield from aiopg.create_pool(maxsize=50, cursor_factory=DictCursor, **dict(config.items("db")))
sv = ScrumVoter(loop, pool)
webapp = web.Application(loop=loop)
webapp.router.add_route("GET", "/", sv.index)
webapp.router.add_route("*", "/sprint/new", sv.sprint_edit)
webapp.router.add_route("*", "/sprint/edit/{id}", sv.sprint_edit)
webapp.router.add_static("/static", path.join(MY_DIR, "static"))
srv = yield from loop.create_server(webapp.make_handler(), "0.0.0.0", 8095)
print("Server started at http://0.0.0.0:8095")
return srv
def exec_tx(self, tx_block, aggname_prefix, conn_i):
aggname = "%s_%i" % (aggname_prefix, conn_i)
agg = self.aggregates[aggname] = MtmTxAggregate(aggname)
pool = yield from aiopg.create_pool(self.dsns[conn_i])
conn = yield from pool.acquire()
cur = yield from conn.cursor()
while self.running:
agg.start_tx()
try:
yield from cur.execute("commit")
yield from tx_block(conn, cur, agg)
agg.finish_tx("commit")
except psycopg2.Error as e:
agg.finish_tx(e.pgerror)
print("We've count to infinity!")
