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authorErik Johnston <erik@matrix.org>2016-01-28 14:45:36 +0000
committerErik Johnston <erik@matrix.org>2016-01-28 14:45:36 +0000
commit167d1df699d64683f1f9ace759c772af1890ca56 (patch)
treea9222f66b36c828df5ca2fcd455db820dcd80dca
parentQuot all the things (diff)
parentClean up a bit. Add comment (diff)
downloadsynapse-167d1df699d64683f1f9ace759c772af1890ca56.tar.xz
Merge pull request #534 from matrix-org/erikj/setup
Add a Homeserver.setup method
-rwxr-xr-xsynapse/app/homeserver.py34
-rw-r--r--synapse/server.py29
-rw-r--r--synapse/storage/__init__.py36
-rw-r--r--synapse/storage/_base.py49
-rw-r--r--synapse/storage/events.py14
-rw-r--r--synapse/storage/receipts.py8
-rw-r--r--synapse/storage/stream.py13
-rw-r--r--synapse/storage/tags.py7
-rw-r--r--synapse/storage/util/id_generators.py36
-rw-r--r--tests/storage/test_appservice.py6
-rw-r--r--tests/storage/test_registration.py3
-rw-r--r--tests/utils.py8
12 files changed, 123 insertions, 120 deletions
diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py
index a83d3f394f..e5066c48ef 100755
--- a/synapse/app/homeserver.py
+++ b/synapse/app/homeserver.py
@@ -254,6 +254,18 @@ class SynapseHomeServer(HomeServer):
         except IncorrectDatabaseSetup as e:
             quit_with_error(e.message)
 
+    def get_db_conn(self):
+        # 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)
+
+        self.database_engine.on_new_connection(db_conn)
+        return db_conn
+
 
 def quit_with_error(error_string):
     message_lines = error_string.split("\n")
@@ -390,13 +402,7 @@ def setup(config_options):
     logger.info("Preparing database: %s...", config.database_config['name'])
 
     try:
-        db_conn = database_engine.module.connect(
-            **{
-                k: v for k, v in config.database_config.get("args", {}).items()
-                if not k.startswith("cp_")
-            }
-        )
-
+        db_conn = hs.get_db_conn()
         database_engine.prepare_database(db_conn)
         hs.run_startup_checks(db_conn, database_engine)
 
@@ -411,13 +417,17 @@ def setup(config_options):
 
     logger.info("Database prepared in %s.", config.database_config['name'])
 
+    hs.setup()
     hs.start_listening()
 
-    hs.get_pusherpool().start()
-    hs.get_state_handler().start_caching()
-    hs.get_datastore().start_profiling()
-    hs.get_datastore().start_doing_background_updates()
-    hs.get_replication_layer().start_get_pdu_cache()
+    def start():
+        hs.get_pusherpool().start()
+        hs.get_state_handler().start_caching()
+        hs.get_datastore().start_profiling()
+        hs.get_datastore().start_doing_background_updates()
+        hs.get_replication_layer().start_get_pdu_cache()
+
+    reactor.callWhenRunning(start)
 
     return hs
 
diff --git a/synapse/server.py b/synapse/server.py
index a59e46ca2d..5fee7fe130 100644
--- a/synapse/server.py
+++ b/synapse/server.py
@@ -40,6 +40,11 @@ from synapse.api.filtering import Filtering
 
 from synapse.http.matrixfederationclient import MatrixFederationHttpClient
 
+import logging
+
+
+logger = logging.getLogger(__name__)
+
 
 class HomeServer(object):
     """A basic homeserver object without lazy component builders.
@@ -102,10 +107,19 @@ class HomeServer(object):
         self.hostname = hostname
         self._building = {}
 
+        self.clock = Clock()
+        self.distributor = Distributor()
+        self.ratelimiter = Ratelimiter()
+
         # Other kwargs are explicit dependencies
         for depname in kwargs:
             setattr(self, depname, kwargs[depname])
 
+    def setup(self):
+        logger.info("Setting up.")
+        self.datastore = DataStore(self.get_db_conn(), self)
+        logger.info("Finished setting up.")
+
     def get_ip_from_request(self, request):
         # X-Forwarded-For is handled by our custom request type.
         return request.getClientIP()
@@ -116,15 +130,9 @@ class HomeServer(object):
     def is_mine_id(self, string):
         return string.split(":", 1)[1] == self.hostname
 
-    def build_clock(self):
-        return Clock()
-
     def build_replication_layer(self):
         return initialize_http_replication(self)
 
-    def build_datastore(self):
-        return DataStore(self)
-
     def build_handlers(self):
         return Handlers(self)
 
@@ -135,10 +143,9 @@ class HomeServer(object):
         return Auth(self)
 
     def build_http_client_context_factory(self):
-        config = self.get_config()
         return (
             InsecureInterceptableContextFactory()
-            if config.use_insecure_ssl_client_just_for_testing_do_not_use
+            if self.config.use_insecure_ssl_client_just_for_testing_do_not_use
             else BrowserLikePolicyForHTTPS()
         )
 
@@ -157,15 +164,9 @@ class HomeServer(object):
     def build_state_handler(self):
         return StateHandler(self)
 
-    def build_distributor(self):
-        return Distributor()
-
     def build_event_sources(self):
         return EventSources(self)
 
-    def build_ratelimiter(self):
-        return Ratelimiter()
-
     def build_keyring(self):
         return Keyring(self)
 
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py
index 7a3f6c4662..eb88842308 100644
--- a/synapse/storage/__init__.py
+++ b/synapse/storage/__init__.py
@@ -46,6 +46,9 @@ from .tags import TagsStore
 from .account_data import AccountDataStore
 
 
+from util.id_generators import IdGenerator, StreamIdGenerator
+
+
 import logging
 
 
@@ -79,18 +82,43 @@ class DataStore(RoomMemberStore, RoomStore,
                 EventPushActionsStore
                 ):
 
-    def __init__(self, hs):
-        super(DataStore, self).__init__(hs)
+    def __init__(self, db_conn, hs):
         self.hs = hs
 
-        self.min_token_deferred = self._get_min_token()
-        self.min_token = None
+        cur = db_conn.cursor()
+        try:
+            cur.execute("SELECT MIN(stream_ordering) FROM events",)
+            rows = cur.fetchall()
+            self.min_stream_token = rows[0][0] if rows and rows[0] and rows[0][0] else -1
+            self.min_stream_token = min(self.min_stream_token, -1)
+        finally:
+            cur.close()
 
         self.client_ip_last_seen = Cache(
             name="client_ip_last_seen",
             keylen=4,
         )
 
+        self._stream_id_gen = StreamIdGenerator(
+            db_conn, "events", "stream_ordering"
+        )
+        self._receipts_id_gen = StreamIdGenerator(
+            db_conn, "receipts_linearized", "stream_id"
+        )
+        self._account_data_id_gen = StreamIdGenerator(
+            db_conn, "account_data_max_stream_id", "stream_id"
+        )
+
+        self._transaction_id_gen = IdGenerator("sent_transactions", "id", self)
+        self._state_groups_id_gen = IdGenerator("state_groups", "id", self)
+        self._access_tokens_id_gen = IdGenerator("access_tokens", "id", self)
+        self._refresh_tokens_id_gen = IdGenerator("refresh_tokens", "id", self)
+        self._pushers_id_gen = IdGenerator("pushers", "id", self)
+        self._push_rule_id_gen = IdGenerator("push_rules", "id", self)
+        self._push_rules_enable_id_gen = IdGenerator("push_rules_enable", "id", self)
+
+        super(DataStore, self).__init__(hs)
+
     @defer.inlineCallbacks
     def insert_client_ip(self, user, access_token, ip, user_agent):
         now = int(self._clock.time_msec())
diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py
index 90d7aee94a..5e77320540 100644
--- a/synapse/storage/_base.py
+++ b/synapse/storage/_base.py
@@ -15,13 +15,11 @@
 import logging
 
 from synapse.api.errors import StoreError
-from synapse.util.logutils import log_function
 from synapse.util.logcontext import preserve_context_over_fn, LoggingContext
 from synapse.util.caches.dictionary_cache import DictionaryCache
 from synapse.util.caches.descriptors import Cache
 import synapse.metrics
 
-from util.id_generators import IdGenerator, StreamIdGenerator
 
 from twisted.internet import defer
 
@@ -175,16 +173,6 @@ class SQLBaseStore(object):
 
         self.database_engine = hs.database_engine
 
-        self._stream_id_gen = StreamIdGenerator("events", "stream_ordering")
-        self._transaction_id_gen = IdGenerator("sent_transactions", "id", self)
-        self._state_groups_id_gen = IdGenerator("state_groups", "id", self)
-        self._access_tokens_id_gen = IdGenerator("access_tokens", "id", self)
-        self._refresh_tokens_id_gen = IdGenerator("refresh_tokens", "id", self)
-        self._pushers_id_gen = IdGenerator("pushers", "id", self)
-        self._push_rule_id_gen = IdGenerator("push_rules", "id", self)
-        self._push_rules_enable_id_gen = IdGenerator("push_rules_enable", "id", self)
-        self._receipts_id_gen = StreamIdGenerator("receipts_linearized", "stream_id")
-
     def start_profiling(self):
         self._previous_loop_ts = self._clock.time_msec()
 
@@ -345,7 +333,8 @@ class SQLBaseStore(object):
 
         defer.returnValue(result)
 
-    def cursor_to_dict(self, cursor):
+    @staticmethod
+    def cursor_to_dict(cursor):
         """Converts a SQL cursor into an list of dicts.
 
         Args:
@@ -402,8 +391,8 @@ class SQLBaseStore(object):
             if not or_ignore:
                 raise
 
-    @log_function
-    def _simple_insert_txn(self, txn, table, values):
+    @staticmethod
+    def _simple_insert_txn(txn, table, values):
         keys, vals = zip(*values.items())
 
         sql = "INSERT INTO %s (%s) VALUES(%s)" % (
@@ -414,7 +403,8 @@ class SQLBaseStore(object):
 
         txn.execute(sql, vals)
 
-    def _simple_insert_many_txn(self, txn, table, values):
+    @staticmethod
+    def _simple_insert_many_txn(txn, table, values):
         if not values:
             return
 
@@ -537,9 +527,10 @@ class SQLBaseStore(object):
             table, keyvalues, retcol, allow_none=allow_none,
         )
 
-    def _simple_select_one_onecol_txn(self, txn, table, keyvalues, retcol,
+    @classmethod
+    def _simple_select_one_onecol_txn(cls, txn, table, keyvalues, retcol,
                                       allow_none=False):
-        ret = self._simple_select_onecol_txn(
+        ret = cls._simple_select_onecol_txn(
             txn,
             table=table,
             keyvalues=keyvalues,
@@ -554,7 +545,8 @@ class SQLBaseStore(object):
             else:
                 raise StoreError(404, "No row found")
 
-    def _simple_select_onecol_txn(self, txn, table, keyvalues, retcol):
+    @staticmethod
+    def _simple_select_onecol_txn(txn, table, keyvalues, retcol):
         sql = (
             "SELECT %(retcol)s FROM %(table)s WHERE %(where)s"
         ) % {
@@ -603,7 +595,8 @@ class SQLBaseStore(object):
             table, keyvalues, retcols
         )
 
-    def _simple_select_list_txn(self, txn, table, keyvalues, retcols):
+    @classmethod
+    def _simple_select_list_txn(cls, txn, table, keyvalues, retcols):
         """Executes a SELECT query on the named table, which may return zero or
         more rows, returning the result as a list of dicts.
 
@@ -627,7 +620,7 @@ class SQLBaseStore(object):
             )
             txn.execute(sql)
 
-        return self.cursor_to_dict(txn)
+        return cls.cursor_to_dict(txn)
 
     @defer.inlineCallbacks
     def _simple_select_many_batch(self, table, column, iterable, retcols,
@@ -662,7 +655,8 @@ class SQLBaseStore(object):
 
         defer.returnValue(results)
 
-    def _simple_select_many_txn(self, txn, table, column, iterable, keyvalues, retcols):
+    @classmethod
+    def _simple_select_many_txn(cls, txn, table, column, iterable, keyvalues, retcols):
         """Executes a SELECT query on the named table, which may return zero or
         more rows, returning the result as a list of dicts.
 
@@ -699,7 +693,7 @@ class SQLBaseStore(object):
             )
 
         txn.execute(sql, values)
-        return self.cursor_to_dict(txn)
+        return cls.cursor_to_dict(txn)
 
     def _simple_update_one(self, table, keyvalues, updatevalues,
                            desc="_simple_update_one"):
@@ -726,7 +720,8 @@ class SQLBaseStore(object):
             table, keyvalues, updatevalues,
         )
 
-    def _simple_update_one_txn(self, txn, table, keyvalues, updatevalues):
+    @staticmethod
+    def _simple_update_one_txn(txn, table, keyvalues, updatevalues):
         update_sql = "UPDATE %s SET %s WHERE %s" % (
             table,
             ", ".join("%s = ?" % (k,) for k in updatevalues),
@@ -743,7 +738,8 @@ class SQLBaseStore(object):
         if txn.rowcount > 1:
             raise StoreError(500, "More than one row matched")
 
-    def _simple_select_one_txn(self, txn, table, keyvalues, retcols,
+    @staticmethod
+    def _simple_select_one_txn(txn, table, keyvalues, retcols,
                                allow_none=False):
         select_sql = "SELECT %s FROM %s WHERE %s" % (
             ", ".join(retcols),
@@ -784,7 +780,8 @@ class SQLBaseStore(object):
                 raise StoreError(500, "more than one row matched")
         return self.runInteraction(desc, func)
 
-    def _simple_delete_txn(self, txn, table, keyvalues):
+    @staticmethod
+    def _simple_delete_txn(txn, table, keyvalues):
         sql = "DELETE FROM %s WHERE %s" % (
             table,
             " AND ".join("%s = ?" % (k, ) for k in keyvalues)
diff --git a/synapse/storage/events.py b/synapse/storage/events.py
index ba368a3eca..298cb9bada 100644
--- a/synapse/storage/events.py
+++ b/synapse/storage/events.py
@@ -66,11 +66,9 @@ class EventsStore(SQLBaseStore):
             return
 
         if backfilled:
-            if not self.min_token_deferred.called:
-                yield self.min_token_deferred
-            start = self.min_token - 1
-            self.min_token -= len(events_and_contexts) + 1
-            stream_orderings = range(start, self.min_token, -1)
+            start = self.min_stream_token - 1
+            self.min_stream_token -= len(events_and_contexts) + 1
+            stream_orderings = range(start, self.min_stream_token, -1)
 
             @contextmanager
             def stream_ordering_manager():
@@ -107,10 +105,8 @@ class EventsStore(SQLBaseStore):
                       is_new_state=True, current_state=None):
         stream_ordering = None
         if backfilled:
-            if not self.min_token_deferred.called:
-                yield self.min_token_deferred
-            self.min_token -= 1
-            stream_ordering = self.min_token
+            self.min_stream_token -= 1
+            stream_ordering = self.min_stream_token
 
         if stream_ordering is None:
             stream_ordering_manager = yield self._stream_id_gen.get_next(self)
diff --git a/synapse/storage/receipts.py b/synapse/storage/receipts.py
index c4232bdc65..c0593e23ee 100644
--- a/synapse/storage/receipts.py
+++ b/synapse/storage/receipts.py
@@ -31,7 +31,9 @@ class ReceiptsStore(SQLBaseStore):
     def __init__(self, hs):
         super(ReceiptsStore, self).__init__(hs)
 
-        self._receipts_stream_cache = _RoomStreamChangeCache()
+        self._receipts_stream_cache = _RoomStreamChangeCache(
+            self._receipts_id_gen.get_max_token(None)
+        )
 
     @cached(num_args=2)
     def get_receipts_for_room(self, room_id, receipt_type):
@@ -377,11 +379,11 @@ class _RoomStreamChangeCache(object):
     may have changed since that key. If the key is too old then the cache
     will simply return all rooms.
     """
-    def __init__(self, size_of_cache=10000):
+    def __init__(self, current_key, size_of_cache=10000):
         self._size_of_cache = size_of_cache
         self._room_to_key = {}
         self._cache = sorteddict()
-        self._earliest_key = None
+        self._earliest_key = current_key
         self.name = "ReceiptsRoomChangeCache"
         caches_by_name[self.name] = self._cache
 
diff --git a/synapse/storage/stream.py b/synapse/storage/stream.py
index 02b1913e26..e31bad258a 100644
--- a/synapse/storage/stream.py
+++ b/synapse/storage/stream.py
@@ -444,19 +444,6 @@ class StreamStore(SQLBaseStore):
         rows = txn.fetchall()
         return rows[0][0] if rows else 0
 
-    @defer.inlineCallbacks
-    def _get_min_token(self):
-        row = yield self._execute(
-            "_get_min_token", None, "SELECT MIN(stream_ordering) FROM events"
-        )
-
-        self.min_token = row[0][0] if row and row[0] and row[0][0] else -1
-        self.min_token = min(self.min_token, -1)
-
-        logger.debug("min_token is: %s", self.min_token)
-
-        defer.returnValue(self.min_token)
-
     @staticmethod
     def _set_before_and_after(events, rows):
         for event, row in zip(events, rows):
diff --git a/synapse/storage/tags.py b/synapse/storage/tags.py
index ed9c91e5ea..4c39e07cbd 100644
--- a/synapse/storage/tags.py
+++ b/synapse/storage/tags.py
@@ -16,7 +16,6 @@
 from ._base import SQLBaseStore
 from synapse.util.caches.descriptors import cached
 from twisted.internet import defer
-from .util.id_generators import StreamIdGenerator
 
 import ujson as json
 import logging
@@ -25,12 +24,6 @@ logger = logging.getLogger(__name__)
 
 
 class TagsStore(SQLBaseStore):
-    def __init__(self, hs):
-        super(TagsStore, self).__init__(hs)
-
-        self._account_data_id_gen = StreamIdGenerator(
-            "account_data_max_stream_id", "stream_id"
-        )
 
     def get_max_account_data_stream_id(self):
         """Get the current max stream id for the private user data stream
diff --git a/synapse/storage/util/id_generators.py b/synapse/storage/util/id_generators.py
index f58bf7fd2c..5c522f4ab9 100644
--- a/synapse/storage/util/id_generators.py
+++ b/synapse/storage/util/id_generators.py
@@ -72,28 +72,24 @@ class StreamIdGenerator(object):
         with stream_id_gen.get_next_txn(txn) as stream_id:
             # ... persist event ...
     """
-    def __init__(self, table, column):
+    def __init__(self, db_conn, table, column):
         self.table = table
         self.column = column
 
         self._lock = threading.Lock()
 
-        self._current_max = None
+        cur = db_conn.cursor()
+        self._current_max = self._get_or_compute_current_max(cur)
+        cur.close()
+
         self._unfinished_ids = deque()
 
-    @defer.inlineCallbacks
     def get_next(self, store):
         """
         Usage:
             with yield stream_id_gen.get_next as stream_id:
                 # ... persist event ...
         """
-        if not self._current_max:
-            yield store.runInteraction(
-                "_compute_current_max",
-                self._get_or_compute_current_max,
-            )
-
         with self._lock:
             self._current_max += 1
             next_id = self._current_max
@@ -108,21 +104,14 @@ class StreamIdGenerator(object):
                 with self._lock:
                     self._unfinished_ids.remove(next_id)
 
-        defer.returnValue(manager())
+        return manager()
 
-    @defer.inlineCallbacks
     def get_next_mult(self, store, n):
         """
         Usage:
             with yield stream_id_gen.get_next(store, n) as stream_ids:
                 # ... persist events ...
         """
-        if not self._current_max:
-            yield store.runInteraction(
-                "_compute_current_max",
-                self._get_or_compute_current_max,
-            )
-
         with self._lock:
             next_ids = range(self._current_max + 1, self._current_max + n + 1)
             self._current_max += n
@@ -139,24 +128,17 @@ class StreamIdGenerator(object):
                     for next_id in next_ids:
                         self._unfinished_ids.remove(next_id)
 
-        defer.returnValue(manager())
+        return manager()
 
-    @defer.inlineCallbacks
     def get_max_token(self, store):
         """Returns the maximum stream id such that all stream ids less than or
         equal to it have been successfully persisted.
         """
-        if not self._current_max:
-            yield store.runInteraction(
-                "_compute_current_max",
-                self._get_or_compute_current_max,
-            )
-
         with self._lock:
             if self._unfinished_ids:
-                defer.returnValue(self._unfinished_ids[0] - 1)
+                return self._unfinished_ids[0] - 1
 
-            defer.returnValue(self._current_max)
+            return self._current_max
 
     def _get_or_compute_current_max(self, txn):
         with self._lock:
diff --git a/tests/storage/test_appservice.py b/tests/storage/test_appservice.py
index 5abecdf6e0..ed8af10d87 100644
--- a/tests/storage/test_appservice.py
+++ b/tests/storage/test_appservice.py
@@ -439,7 +439,7 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
         f2 = self._write_config(suffix="2")
 
         config = Mock(app_service_config_files=[f1, f2])
-        hs = yield setup_test_homeserver(config=config)
+        hs = yield setup_test_homeserver(config=config, datastore=Mock())
 
         ApplicationServiceStore(hs)
 
@@ -449,7 +449,7 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
         f2 = self._write_config(id="id", suffix="2")
 
         config = Mock(app_service_config_files=[f1, f2])
-        hs = yield setup_test_homeserver(config=config)
+        hs = yield setup_test_homeserver(config=config, datastore=Mock())
 
         with self.assertRaises(ConfigError) as cm:
             ApplicationServiceStore(hs)
@@ -465,7 +465,7 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
         f2 = self._write_config(as_token="as_token", suffix="2")
 
         config = Mock(app_service_config_files=[f1, f2])
-        hs = yield setup_test_homeserver(config=config)
+        hs = yield setup_test_homeserver(config=config, datastore=Mock())
 
         with self.assertRaises(ConfigError) as cm:
             ApplicationServiceStore(hs)
diff --git a/tests/storage/test_registration.py b/tests/storage/test_registration.py
index a35efcc71e..7b3b4c13bc 100644
--- a/tests/storage/test_registration.py
+++ b/tests/storage/test_registration.py
@@ -18,7 +18,6 @@ from tests import unittest
 from twisted.internet import defer
 
 from synapse.api.errors import StoreError
-from synapse.storage.registration import RegistrationStore
 from synapse.util import stringutils
 
 from tests.utils import setup_test_homeserver
@@ -31,7 +30,7 @@ class RegistrationStoreTestCase(unittest.TestCase):
         hs = yield setup_test_homeserver()
         self.db_pool = hs.get_db_pool()
 
-        self.store = RegistrationStore(hs)
+        self.store = hs.get_datastore()
 
         self.user_id = "@my-user:test"
         self.tokens = ["AbCdEfGhIjKlMnOpQrStUvWxYz",
diff --git a/tests/utils.py b/tests/utils.py
index d75d492cb5..43cc2b30cd 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -60,8 +60,10 @@ def setup_test_homeserver(name="test", datastore=None, config=None, **kargs):
             name, db_pool=db_pool, config=config,
             version_string="Synapse/tests",
             database_engine=create_engine("sqlite3"),
+            get_db_conn=db_pool.get_db_conn,
             **kargs
         )
+        hs.setup()
     else:
         hs = HomeServer(
             name, db_pool=None, datastore=datastore, config=config,
@@ -280,6 +282,12 @@ class SQLiteMemoryDbPool(ConnectionPool, object):
             lambda conn: prepare_database(conn, engine)
         )
 
+    def get_db_conn(self):
+        conn = self.connect()
+        engine = create_engine("sqlite3")
+        prepare_database(conn, engine)
+        return conn
+
 
 class MemoryDataStore(object):