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Add database config class (#6513)

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This encapsulates config for a given database and is the way to get new
connections.
This commit is contained in:
Erik Johnston 2019-12-18 10:45:12 +00:00 committed by GitHub
parent 91ccfe9f37
commit 2284eb3a53
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GPG Key ID: 4AEE18F83AFDEB23
19 changed files with 286 additions and 208 deletions
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1
changelog.d/6513.misc Normal file
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@ -0,0 +1 @@
Remove all assumptions of there being a single phyiscal DB apart from the `synapse.config`.

9
scripts-dev/update_database
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@ -26,7 +26,6 @@ from synapse.config.homeserver import HomeServerConfig
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.server import HomeServer
from synapse.storage import DataStore
from synapse.storage.prepare_database import prepare_database
logger = logging.getLogger("update_database")
@ -77,12 +76,8 @@ if __name__ == "__main__":
# Instantiate and initialise the homeserver object.
hs = MockHomeserver(config)
db_conn = hs.get_db_conn()
# Update the database to the latest schema.
prepare_database(db_conn, hs.database_engine, config=config)
db_conn.commit()
# setup instantiates the store within the homeserver object.
# Setup instantiates the store within the homeserver object and updates the
# DB.
hs.setup()
store = hs.get_datastore()

58
scripts/synapse_port_db
View File

@ -30,6 +30,7 @@ import yaml
from twisted.enterprise import adbapi
from twisted.internet import defer, reactor
from synapse.config.database import DatabaseConnectionConfig
from synapse.config.homeserver import HomeServerConfig
from synapse.logging.context import PreserveLoggingContext
from synapse.storage._base import LoggingTransaction
@ -55,7 +56,7 @@ from synapse.storage.data_stores.main.stats import StatsStore
from synapse.storage.data_stores.main.user_directory import (
UserDirectoryBackgroundUpdateStore,
)
from synapse.storage.database import Database
from synapse.storage.database import Database, make_conn
from synapse.storage.engines import create_engine
from synapse.storage.prepare_database import prepare_database
from synapse.util import Clock
@ -165,23 +166,17 @@ class Store(
class MockHomeserver:
def __init__(self, config, database_engine, db_conn, db_pool):
self.database_engine = database_engine
self.db_conn = db_conn
self.db_pool = db_pool
def __init__(self, config):
self.clock = Clock(reactor)
self.config = config
self.hostname = config.server_name
def get_db_conn(self):
return self.db_conn
def get_db_pool(self):
return self.db_pool
def get_clock(self):
return self.clock
def get_reactor(self):
return reactor
class Porter(object):
def __init__(self, **kwargs):
@ -445,45 +440,36 @@ class Porter(object):
else:
return
def setup_db(self, db_config, database_engine):
db_conn = database_engine.module.connect(
**{
k: v
for k, v in db_config.get("args", {}).items()
if not k.startswith("cp_")
}
)
prepare_database(db_conn, database_engine, config=None)
def setup_db(self, db_config: DatabaseConnectionConfig, engine):
db_conn = make_conn(db_config, engine)
prepare_database(db_conn, engine, config=None)
db_conn.commit()
return db_conn
@defer.inlineCallbacks
def build_db_store(self, config):
def build_db_store(self, db_config: DatabaseConnectionConfig):
"""Builds and returns a database store using the provided configuration.
Args:
config: The database configuration, i.e. a dict following the structure of
the "database" section of Synapse's configuration file.
config: The database configuration
Returns:
The built Store object.
"""
engine = create_engine(config)
self.progress.set_state("Preparing %s" % db_config.config["name"])
self.progress.set_state("Preparing %s" % config["name"])
conn = self.setup_db(config, engine)
engine = create_engine(db_config.config)
conn = self.setup_db(db_config, engine)
db_pool = adbapi.ConnectionPool(config["name"], **config["args"])
hs = MockHomeserver(self.hs_config)
hs = MockHomeserver(self.hs_config, engine, conn, db_pool)
store = Store(Database(hs), conn, hs)
store = Store(Database(hs, db_config, engine), conn, hs)
yield store.db.runInteraction(
"%s_engine.check_database" % config["name"], engine.check_database,
"%s_engine.check_database" % db_config.config["name"],
engine.check_database,
)
return store
@ -509,7 +495,11 @@ class Porter(object):
@defer.inlineCallbacks
def run(self):
try:
self.sqlite_store = yield self.build_db_store(self.sqlite_config)
self.sqlite_store = yield self.build_db_store(
DatabaseConnectionConfig(
"master", self.sqlite_config, data_stores=["main"]
)
)
# Check if all background updates are done, abort if not.
updates_complete = (
@ -524,7 +514,7 @@ class Porter(object):
defer.returnValue(None)
self.postgres_store = yield self.build_db_store(
self.hs_config.database_config
self.hs_config.get_single_database()
)
yield self.run_background_updates_on_postgres()

78
synapse/config/database.py
View File

@ -12,12 +12,43 @@
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import os
from textwrap import indent
from typing import List
import yaml
from ._base import Config
from synapse.config._base import Config, ConfigError
logger = logging.getLogger(__name__)
class DatabaseConnectionConfig:
"""Contains the connection config for a particular database.
Args:
name: A label for the database, used for logging.
db_config: The config for a particular database, as per `database`
section of main config. Has two fields: `name` for database
module name, and `args` for the args to give to the database
connector.
data_stores: The list of data stores that should be provisioned on the
database.
"""
def __init__(self, name: str, db_config: dict, data_stores: List[str]):
if db_config["name"] not in ("sqlite3", "psycopg2"):
raise ConfigError("Unsupported database type %r" % (db_config["name"],))
if db_config["name"] == "sqlite3":
db_config.setdefault("args", {}).update(
{"cp_min": 1, "cp_max": 1, "check_same_thread": False}
)
self.name = name
self.config = db_config
self.data_stores = data_stores
class DatabaseConfig(Config):
@ -26,20 +57,14 @@ class DatabaseConfig(Config):
def read_config(self, config, **kwargs):
self.event_cache_size = self.parse_size(config.get("event_cache_size", "10K"))
self.database_config = config.get("database")
database_config = config.get("database")
if self.database_config is None:
self.database_config = {"name": "sqlite3", "args": {}}
if database_config is None:
database_config = {"name": "sqlite3", "args": {}}
name = self.database_config.get("name", None)
if name == "psycopg2":
pass
elif name == "sqlite3":
self.database_config.setdefault("args", {}).update(
{"cp_min": 1, "cp_max": 1, "check_same_thread": False}
)
else:
raise RuntimeError("Unsupported database type '%s'" % (name,))
self.databases = [
DatabaseConnectionConfig("master", database_config, data_stores=["main"])
]
self.set_databasepath(config.get("database_path"))
@ -76,11 +101,24 @@ class DatabaseConfig(Config):
self.set_databasepath(args.database_path)
def set_databasepath(self, database_path):
if database_path is None:
return
if database_path != ":memory:":
database_path = self.abspath(database_path)
if self.database_config.get("name", None) == "sqlite3":
if database_path is not None:
self.database_config["args"]["database"] = database_path
# We only support setting a database path if we have a single sqlite3
# database.
if len(self.databases) != 1:
raise ConfigError("Cannot specify 'database_path' with multiple databases")
database = self.get_single_database()
if database.config["name"] != "sqlite3":
# We don't raise here as we haven't done so before for this case.
logger.warn("Ignoring 'database_path' for non-sqlite3 database")
return
database.config["args"]["database"] = database_path
@staticmethod
def add_arguments(parser):
@ -91,3 +129,11 @@ class DatabaseConfig(Config):
metavar="SQLITE_DATABASE_PATH",
help="The path to a sqlite database to use.",
)
def get_single_database(self) -> DatabaseConnectionConfig:
"""Returns the database if there is only one, useful for e.g. tests
"""
if len(self.databases) != 1:
raise Exception("More than one database exists")
return self.databases[0]

2
synapse/handlers/presence.py
View File

@ -230,7 +230,7 @@ class PresenceHandler(object):
is some spurious presence changes that will self-correct.
"""
# If the DB pool has already terminated, don't try updating
if not self.hs.get_db_pool().running:
if not self.store.database.is_running():
return
logger.info(

41
synapse/server.py
View File

@ -25,7 +25,6 @@ import abc
import logging
import os
from twisted.enterprise import adbapi
from twisted.mail.smtp import sendmail
from twisted.web.client import BrowserLikePolicyForHTTPS
@ -98,7 +97,6 @@ from synapse.server_notices.worker_server_notices_sender import (
)
from synapse.state import StateHandler, StateResolutionHandler
from synapse.storage import DataStores, Storage
from synapse.storage.engines import create_engine
from synapse.streams.events import EventSources
from synapse.util import Clock
from synapse.util.distributor import Distributor
@ -134,7 +132,6 @@ class HomeServer(object):
DEPENDENCIES = [
"http_client",
"db_pool",
"federation_client",
"federation_server",
"handlers",
@ -233,12 +230,6 @@ class HomeServer(object):
self.admin_redaction_ratelimiter = Ratelimiter()
self.registration_ratelimiter = Ratelimiter()
self.database_engine = create_engine(config.database_config)
config.database_config.setdefault("args", {})[
"cp_openfun"
] = self.database_engine.on_new_connection
self.db_config = config.database_config
self.datastores = None
# Other kwargs are explicit dependencies
@ -247,10 +238,8 @@ class HomeServer(object):
def setup(self):
logger.info("Setting up.")
with self.get_db_conn() as conn:
self.datastores = DataStores(self.DATASTORE_CLASS, conn, self)
conn.commit()
self.start_time = int(self.get_clock().time())
self.datastores = DataStores(self.DATASTORE_CLASS, self)
logger.info("Finished setting up.")
def setup_master(self):
@ -284,6 +273,9 @@ class HomeServer(object):
def get_datastore(self):
return self.datastores.main
def get_datastores(self):
return self.datastores
def get_config(self):
return self.config
@ -433,31 +425,6 @@ class HomeServer(object):
)
return MatrixFederationHttpClient(self, tls_client_options_factory)
def build_db_pool(self):
name = self.db_config["name"]
return adbapi.ConnectionPool(
name, cp_reactor=self.get_reactor(), **self.db_config.get("args", {})
)
def get_db_conn(self, run_new_connection=True):
"""Makes a new connection to the database, skipping the db pool
Returns:
Connection: a connection object implementing the PEP-249 spec
"""
# Any param beginning with cp_ is a parameter for adbapi, and should
# not be passed to the database engine.
db_params = {
k: v
for k, v in self.db_config.get("args", {}).items()
if not k.startswith("cp_")
}
db_conn = self.database_engine.module.connect(**db_params)
if run_new_connection:
self.database_engine.on_new_connection(db_conn)
return db_conn
def build_media_repository_resource(self):
# build the media repo resource. This indirects through the HomeServer
# to ensure that we only have a single instance of

2
synapse/storage/_base.py
View File

@ -40,7 +40,7 @@ class SQLBaseStore(object):
def __init__(self, database: Database, db_conn, hs):
self.hs = hs
self._clock = hs.get_clock()
self.database_engine = hs.database_engine
self.database_engine = database.engine
self.db = database
self.rand = random.SystemRandom()

38
synapse/storage/data_stores/__init__.py
View File

@ -13,24 +13,50 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from synapse.storage.database import Database
import logging
from synapse.storage.database import Database, make_conn
from synapse.storage.engines import create_engine
from synapse.storage.prepare_database import prepare_database
logger = logging.getLogger(__name__)
class DataStores(object):
"""The various data stores.
These are low level interfaces to physical databases.
Attributes:
main (DataStore)
"""
def __init__(self, main_store_class, db_conn, hs):
def __init__(self, main_store_class, hs):
# Note we pass in the main store class here as workers use a different main
# store.
database = Database(hs)
# Check that db is correctly configured.
database.engine.check_database(db_conn.cursor())
self.databases = []
prepare_database(db_conn, database.engine, config=hs.config)
for database_config in hs.config.database.databases:
db_name = database_config.name
engine = create_engine(database_config.config)
with make_conn(database_config, engine) as db_conn:
logger.info("Preparing database %r...", db_name)
engine.check_database(db_conn.cursor())
prepare_database(
db_conn, engine, hs.config, data_stores=database_config.data_stores,
)
database = Database(hs, database_config, engine)
if "main" in database_config.data_stores:
logger.info("Starting 'main' data store")
self.main = main_store_class(database, db_conn, hs)
db_conn.commit()
self.databases.append(database)
logger.info("Database %r prepared", db_name)

2
synapse/storage/data_stores/main/client_ips.py
View File

@ -412,7 +412,7 @@ class ClientIpStore(ClientIpBackgroundUpdateStore):
def _update_client_ips_batch(self):
# If the DB pool has already terminated, don't try updating
if not self.hs.get_db_pool().running:
if not self.db.is_running():
return
to_update = self._batch_row_update

45
synapse/storage/database.py
View File

@ -24,9 +24,11 @@ from six.moves import intern, range
from prometheus_client import Histogram
from twisted.enterprise import adbapi
from twisted.internet import defer
from synapse.api.errors import StoreError
from synapse.config.database import DatabaseConnectionConfig
from synapse.logging.context import LoggingContext, make_deferred_yieldable
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.storage.background_updates import BackgroundUpdater
@ -74,6 +76,37 @@ UNIQUE_INDEX_BACKGROUND_UPDATES = {
}
def make_pool(
reactor, db_config: DatabaseConnectionConfig, engine
) -> adbapi.ConnectionPool:
"""Get the connection pool for the database.
"""
return adbapi.ConnectionPool(
db_config.config["name"],
cp_reactor=reactor,
cp_openfun=engine.on_new_connection,
**db_config.config.get("args", {})
)
def make_conn(db_config: DatabaseConnectionConfig, engine):
"""Make a new connection to the database and return it.
Returns:
Connection
"""
db_params = {
k: v
for k, v in db_config.config.get("args", {}).items()
if not k.startswith("cp_")
}
db_conn = engine.module.connect(**db_params)
engine.on_new_connection(db_conn)
return db_conn
class LoggingTransaction(object):
"""An object that almost-transparently proxies for the 'txn' object
passed to the constructor. Adds logging and metrics to the .execute()
@ -218,10 +251,11 @@ class Database(object):
_TXN_ID = 0
def __init__(self, hs):
def __init__(self, hs, database_config: DatabaseConnectionConfig, engine):
self.hs = hs
self._clock = hs.get_clock()
self._db_pool = hs.get_db_pool()
self._database_config = database_config
self._db_pool = make_pool(hs.get_reactor(), database_config, engine)
self.updates = BackgroundUpdater(hs, self)
@ -234,7 +268,7 @@ class Database(object):
# to watch it
self._txn_perf_counters = PerformanceCounters()
self.engine = hs.database_engine
self.engine = engine
# A set of tables that are not safe to use native upserts in.
self._unsafe_to_upsert_tables = set(UNIQUE_INDEX_BACKGROUND_UPDATES.keys())
@ -255,6 +289,11 @@ class Database(object):
self._check_safe_to_upsert,
)
def is_running(self):
"""Is the database pool currently running
"""
return self._db_pool.running
@defer.inlineCallbacks
def _check_safe_to_upsert(self):
"""

14
synapse/storage/engines/sqlite.py
View File

@ -16,8 +16,6 @@
import struct
import threading
from synapse.storage.prepare_database import prepare_database
class Sqlite3Engine(object):
single_threaded = True
@ -25,6 +23,9 @@ class Sqlite3Engine(object):
def __init__(self, database_module, database_config):
self.module = database_module
database = database_config.get("args", {}).get("database")
self._is_in_memory = database in (None, ":memory:",)
# The current max state_group, or None if we haven't looked
# in the DB yet.
self._current_state_group_id = None
@ -59,7 +60,16 @@ class Sqlite3Engine(object):
return sql
def on_new_connection(self, db_conn):
# We need to import here to avoid an import loop.
from synapse.storage.prepare_database import prepare_database
if self._is_in_memory:
# In memory databases need to be rebuilt each time. Ideally we'd
# reuse the same connection as we do when starting up, but that
# would involve using adbapi before we have started the reactor.
prepare_database(db_conn, self, config=None)
db_conn.create_function("rank", 1, _rank)
def is_deadlock(self, error):

7
synapse/storage/prepare_database.py
View File

@ -41,7 +41,7 @@ class UpgradeDatabaseException(PrepareDatabaseException):
pass
def prepare_database(db_conn, database_engine, config):
def prepare_database(db_conn, database_engine, config, data_stores=["main"]):
"""Prepares a database for usage. Will either create all necessary tables
or upgrade from an older schema version.
@ -54,11 +54,10 @@ def prepare_database(db_conn, database_engine, config):
config (synapse.config.homeserver.HomeServerConfig|None):
application config, or None if we are connecting to an existing
database which we expect to be configured already
data_stores (list[str]): The name of the data stores that will be used
with this database. Defaults to all data stores.
"""
# For now we only have the one datastore.
data_stores = ["main"]
try:
cur = db_conn.cursor()
version_info = _get_or_create_schema_state(cur, database_engine)

17
tests/handlers/test_typing.py
View File

@ -64,9 +64,8 @@ class TypingNotificationsTestCase(unittest.HomeserverTestCase):
mock_federation_client = Mock(spec=["put_json"])
mock_federation_client.put_json.return_value = defer.succeed((200, "OK"))
hs = self.setup_test_homeserver(
datastore=(
Mock(
datastores = Mock()
datastores.main = Mock(
spec=[
# Bits that Federation needs
"prep_send_transaction",
@ -74,18 +73,20 @@ class TypingNotificationsTestCase(unittest.HomeserverTestCase):
"get_received_txn_response",
"set_received_txn_response",
"get_destination_retry_timings",
"get_device_updates_by_remote",
"get_devices_by_remote",
# Bits that user_directory needs
"get_user_directory_stream_pos",
"get_current_state_deltas",
"get_device_updates_by_remote",
]
)
),
notifier=Mock(),
http_client=mock_federation_client,
keyring=mock_keyring,
hs = self.setup_test_homeserver(
notifier=Mock(), http_client=mock_federation_client, keyring=mock_keyring
)
hs.datastores = datastores
return hs
def prepare(self, reactor, clock, hs):

6
tests/replication/slave/storage/_base.py
View File

@ -20,7 +20,7 @@ from synapse.replication.tcp.client import (
ReplicationClientHandler,
)
from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
from synapse.storage.database import Database
from synapse.storage.database import make_conn
from tests import unittest
from tests.server import FakeTransport
@ -41,10 +41,12 @@ class BaseSlavedStoreTestCase(unittest.HomeserverTestCase):
def prepare(self, reactor, clock, hs):
db_config = hs.config.database.get_single_database()
self.master_store = self.hs.get_datastore()
self.storage = hs.get_storage()
database = hs.get_datastores().databases[0]
self.slaved_store = self.STORE_TYPE(
Database(hs), self.hs.get_db_conn(), self.hs
database, make_conn(db_config, database.engine), self.hs
)
self.event_id = 0

15
tests/server.py
View File

@ -302,14 +302,15 @@ def setup_test_homeserver(cleanup_func, *args, **kwargs):
Set up a synchronous test server, driven by the reactor used by
the homeserver.
"""
d = _sth(cleanup_func, *args, **kwargs).result
server = _sth(cleanup_func, *args, **kwargs)
if isinstance(d, Failure):
d.raiseException()
database = server.config.database.get_single_database()
# Make the thread pool synchronous.
clock = d.get_clock()
pool = d.get_db_pool()
clock = server.get_clock()
for database in server.get_datastores().databases:
pool = database._db_pool
def runWithConnection(func, *args, **kwargs):
return threads.deferToThreadPool(
@ -331,12 +332,12 @@ def setup_test_homeserver(cleanup_func, *args, **kwargs):
**kwargs
)
if pool:
pool.runWithConnection = runWithConnection
pool.runInteraction = runInteraction
pool.threadpool = ThreadPool(clock._reactor)
pool.running = True
return d
return server
def get_clock():

37
tests/storage/test_appservice.py
View File

@ -28,7 +28,7 @@ from synapse.storage.data_stores.main.appservice import (
ApplicationServiceStore,
ApplicationServiceTransactionStore,
)
from synapse.storage.database import Database
from synapse.storage.database import Database, make_conn
from tests import unittest
from tests.utils import setup_test_homeserver
@ -55,8 +55,10 @@ class ApplicationServiceStoreTestCase(unittest.TestCase):
self._add_appservice("token2", "as2", "some_url", "some_hs_token", "bob")
self._add_appservice("token3", "as3", "some_url", "some_hs_token", "bob")
# must be done after inserts
database = Database(hs)
self.store = ApplicationServiceStore(database, hs.get_db_conn(), hs)
database = hs.get_datastores().databases[0]
self.store = ApplicationServiceStore(
database, make_conn(database._database_config, database.engine), hs
)
def tearDown(self):
# TODO: suboptimal that we need to create files for tests!
@ -111,9 +113,6 @@ class ApplicationServiceTransactionStoreTestCase(unittest.TestCase):
hs.config.event_cache_size = 1
hs.config.password_providers = []
self.db_pool = hs.get_db_pool()
self.engine = hs.database_engine
self.as_list = [
{"token": "token1", "url": "https://matrix-as.org", "id": "id_1"},
{"token": "alpha_tok", "url": "https://alpha.com", "id": "id_alpha"},
@ -125,8 +124,15 @@ class ApplicationServiceTransactionStoreTestCase(unittest.TestCase):
self.as_yaml_files = []
database = Database(hs)
self.store = TestTransactionStore(database, hs.get_db_conn(), hs)
# We assume there is only one database in these tests
database = hs.get_datastores().databases[0]
self.db_pool = database._db_pool
self.engine = database.engine
db_config = hs.config.get_single_database()
self.store = TestTransactionStore(
database, make_conn(db_config, self.engine), hs
)
def _add_service(self, url, as_token, id):
as_yaml = dict(
@ -419,7 +425,10 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
hs.config.event_cache_size = 1
hs.config.password_providers = []
ApplicationServiceStore(Database(hs), hs.get_db_conn(), hs)
database = hs.get_datastores().databases[0]
ApplicationServiceStore(
database, make_conn(database._database_config, database.engine), hs
)
@defer.inlineCallbacks
def test_duplicate_ids(self):
@ -435,7 +444,10 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
hs.config.password_providers = []
with self.assertRaises(ConfigError) as cm:
ApplicationServiceStore(Database(hs), hs.get_db_conn(), hs)
database = hs.get_datastores().databases[0]
ApplicationServiceStore(
database, make_conn(database._database_config, database.engine), hs
)
e = cm.exception
self.assertIn(f1, str(e))
@ -456,7 +468,10 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
hs.config.password_providers = []
with self.assertRaises(ConfigError) as cm:
ApplicationServiceStore(Database(hs), hs.get_db_conn(), hs)
database = hs.get_datastores().databases[0]
ApplicationServiceStore(
database, make_conn(database._database_config, database.engine), hs
)
e = cm.exception
self.assertIn(f1, str(e))

14
tests/storage/test_base.py
View File

@ -52,15 +52,17 @@ class SQLBaseStoreTestCase(unittest.TestCase):
config = Mock()
config._disable_native_upserts = True
config.event_cache_size = 1
config.database_config = {"name": "sqlite3"}
engine = create_engine(config.database_config)
hs = TestHomeServer("test", config=config)
sqlite_config = {"name": "sqlite3"}
engine = create_engine(sqlite_config)
fake_engine = Mock(wraps=engine)
fake_engine.can_native_upsert = False
hs = TestHomeServer(
"test", db_pool=self.db_pool, config=config, database_engine=fake_engine
)
self.datastore = SQLBaseStore(Database(hs), None, hs)
db = Database(Mock(), Mock(config=sqlite_config), fake_engine)
db._db_pool = self.db_pool
self.datastore = SQLBaseStore(db, None, hs)
@defer.inlineCallbacks
def test_insert_1col(self):

1
tests/storage/test_registration.py
View File

@ -26,7 +26,6 @@ class RegistrationStoreTestCase(unittest.TestCase):
@defer.inlineCallbacks
def setUp(self):
hs = yield setup_test_homeserver(self.addCleanup)
self.db_pool = hs.get_db_pool()
self.store = hs.get_datastore()

43
tests/utils.py
View File

@ -30,6 +30,7 @@ from twisted.internet import defer, reactor
from synapse.api.constants import EventTypes
from synapse.api.errors import CodeMessageException, cs_error
from synapse.api.room_versions import RoomVersions
from synapse.config.database import DatabaseConnectionConfig
from synapse.config.homeserver import HomeServerConfig
from synapse.config.server import DEFAULT_ROOM_VERSION
from synapse.federation.transport import server as federation_server
@ -177,7 +178,6 @@ class TestHomeServer(HomeServer):
DATASTORE_CLASS = DataStore
@defer.inlineCallbacks
def setup_test_homeserver(
cleanup_func,
name="test",
@ -214,7 +214,7 @@ def setup_test_homeserver(
if USE_POSTGRES_FOR_TESTS:
test_db = "synapse_test_%s" % uuid.uuid4().hex
config.database_config = {
database_config = {
"name": "psycopg2",
"args": {
"database": test_db,
@ -226,12 +226,15 @@ def setup_test_homeserver(
},
}
else:
config.database_config = {
database_config = {
"name": "sqlite3",
"args": {"database": ":memory:", "cp_min": 1, "cp_max": 1},
}
db_engine = create_engine(config.database_config)
database = DatabaseConnectionConfig("master", database_config, ["main"])
config.database.databases = [database]
db_engine = create_engine(database.config)
# Create the database before we actually try and connect to it, based off
# the template database we generate in setupdb()
@ -251,11 +254,6 @@ def setup_test_homeserver(
cur.close()
db_conn.close()
# we need to configure the connection pool to run the on_new_connection
# function, so that we can test code that uses custom sqlite functions
# (like rank).
config.database_config["args"]["cp_openfun"] = db_engine.on_new_connection
if datastore is None:
hs = homeserverToUse(
name,
@ -267,21 +265,19 @@ def setup_test_homeserver(
**kargs
)
# Prepare the DB on SQLite -- PostgreSQL is a copy of an already up to
# date db
if not isinstance(db_engine, PostgresEngine):
db_conn = hs.get_db_conn()
yield prepare_database(db_conn, db_engine, config)
db_conn.commit()
db_conn.close()
hs.setup()
if homeserverToUse.__name__ == "TestHomeServer":
hs.setup_master()
if isinstance(db_engine, PostgresEngine):
database = hs.get_datastores().databases[0]
else:
# We need to do cleanup on PostgreSQL
def cleanup():
import psycopg2
# Close all the db pools
hs.get_db_pool().close()
database._db_pool.close()
dropped = False
@ -320,23 +316,12 @@ def setup_test_homeserver(
# Register the cleanup hook
cleanup_func(cleanup)
hs.setup()
if homeserverToUse.__name__ == "TestHomeServer":
hs.setup_master()
else:
# If we have been given an explicit datastore we probably want to mock
# out the DataStores somehow too. This all feels a bit wrong, but then
# mocking the stores feels wrong too.
datastores = Mock(datastore=datastore)
hs = homeserverToUse(
name,
db_pool=None,
datastore=datastore,
datastores=datastores,
config=config,
version_string="Synapse/tests",
database_engine=db_engine,
tls_server_context_factory=Mock(),
tls_client_options_factory=Mock(),
reactor=reactor,