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authorErik Johnston <erik@matrix.org>2014-08-13 16:27:14 +0100
committerErik Johnston <erik@matrix.org>2014-08-13 18:03:41 +0100
commit336987bb8debec9dcdbe27d59ce3889b39f86dbb (patch)
treea2009c85c449021dcae897424f4a1b351f01ed2f /synapse
parentConvert im schema to a 'one' table structure (diff)
downloadsynapse-336987bb8debec9dcdbe27d59ce3889b39f86dbb.tar.xz
Initial stab at refactoring the SQL tables, including rejigging some of the storage layer.
Diffstat (limited to 'synapse')
-rw-r--r--synapse/storage/__init__.py113
-rw-r--r--synapse/storage/_base.py17
-rw-r--r--synapse/storage/feedback.py69
-rw-r--r--synapse/storage/message.py81
-rw-r--r--synapse/storage/roomdata.py85
-rw-r--r--synapse/storage/schema/im.sql11
6 files changed, 115 insertions, 261 deletions
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py
index 3c27428c08..4fcef45e93 100644
--- a/synapse/storage/__init__.py
+++ b/synapse/storage/__init__.py
@@ -46,50 +46,83 @@ class DataStore(RoomDataStore, RoomMemberStore, MessageStore, RoomStore,
         self.event_factory = hs.get_event_factory()
         self.hs = hs
 
+    @defer.inlineCallbacks
     def persist_event(self, event):
-        if event.type == MessageEvent.TYPE:
-            return self.store_message(
-                user_id=event.user_id,
-                room_id=event.room_id,
-                msg_id=event.msg_id,
-                content=json.dumps(event.content)
-            )
-        elif event.type == RoomMemberEvent.TYPE:
-            return self.store_room_member(
-                user_id=event.target_user_id,
-                sender=event.user_id,
-                room_id=event.room_id,
-                content=event.content,
-                membership=event.content["membership"]
-            )
+        if event.type == RoomMemberEvent.TYPE:
+            yield self._store_room_member(event)
         elif event.type == FeedbackEvent.TYPE:
-            return self.store_feedback(
-                room_id=event.room_id,
-                msg_id=event.msg_id,
-                msg_sender_id=event.msg_sender_id,
-                fb_sender_id=event.user_id,
-                fb_type=event.feedback_type,
-                content=json.dumps(event.content)
-            )
-        elif event.type == RoomTopicEvent.TYPE:
-            return self.store_room_data(
-                room_id=event.room_id,
-                etype=event.type,
-                state_key=event.state_key,
-                content=json.dumps(event.content)
-            )
+            yield self._store_feedback(event)
         elif event.type == RoomConfigEvent.TYPE:
-            if "visibility" in event.content:
-                visibility = event.content["visibility"]
-                return self.store_room_config(
-                    room_id=event.room_id,
-                    visibility=visibility
-                )
-
+            yield self._store_room_config(event)
+
+        self._store_event(event)
+
+    @defer.inlineCallbacks
+    def get_event(self, event_id):
+        events_dict = yield self._simple_select_one(
+            "events",
+            {"event_id": event_id},
+            [
+                "event_id",
+                "type",
+                "sender",
+                "room_id",
+                "content",
+                "unrecognized_keys"
+            ],
+        )
+
+        event = self._parse_event_from_row(events_dict)
+        defer.returnValue(event)
+
+    @defer.inlineCallbacks
+    def _store_event(self, event):
+        vals = {
+            "event_id": event.event_id,
+            "event_type", event.type,
+            "sender": event.user_id,
+            "room_id": event.room_id,
+            "content": event.content,
+        }
+
+        unrec = {k: v for k, v in event.get_full_dict() if k not in vals.keys()}
+        val["unrecognized_keys"] = unrec
+
+        yield self._simple_insert("events", vals)
+
+        if hasattr(event, "state_key"):
+            vals = {
+                "event_id": event.event_id,
+                "room_id": event.room_id,
+                "event_type": event.event_type,
+                "state_key": event.state_key,
+            }
+
+            if hasattr(event, "prev_state"):
+                vals["prev_state"] = event.prev_state
+
+            yield self._simple_insert("state_events", vals)
+
+            # TODO (erikj): We also need to update the current state table?
+
+    @defer.inlineCallbacks
+    def get_current_state(room_id, event_type=None, state_key="")
+        sql = (
+            "SELECT e.* FROM events as e"
+            "INNER JOIN current_state as c ON e.event_id = c.event_id "
+            "INNER JOIN state_events as s ON e.event_id = s.event_id "
+            "WHERE c.room_id = ? "
+        )
+
+        if event_type:
+            sql += " s.type = ? AND s.state_key = ? "
+            args = (room_id, event_type, state_key)
         else:
-            raise NotImplementedError(
-                "Don't know how to persist type=%s" % event.type
-            )
+            args = (room_id, )
+
+        results = yield self._execute_query(sql, *args)
+
+        defer.returnValue(
 
 
 def schema_path(schema):
diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py
index 65f691ead4..03537b7e3b 100644
--- a/synapse/storage/_base.py
+++ b/synapse/storage/_base.py
@@ -12,7 +12,6 @@
 # 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
 
 from twisted.internet import defer
@@ -20,6 +19,8 @@ from twisted.internet import defer
 from synapse.api.errors import StoreError
 
 import collections
+import json
+
 
 logger = logging.getLogger(__name__)
 
@@ -28,6 +29,7 @@ class SQLBaseStore(object):
 
     def __init__(self, hs):
         self._db_pool = hs.get_db_pool()
+        self.event_factory = hs.get_event_factory()
 
     def cursor_to_dict(self, cursor):
         """Converts a SQL cursor into an list of dicts.
@@ -63,6 +65,9 @@ class SQLBaseStore(object):
             return decoder(cursor)
         return self._db_pool.runInteraction(interaction)
 
+    def _execut_query(self, query, *args):
+        return self._execute(self.cursor_to_dict, *args)
+
     # "Simple" SQL API methods that operate on a single table with no JOINs,
     # no complex WHERE clauses, just a dict of values for columns.
 
@@ -279,6 +284,16 @@ class SQLBaseStore(object):
 
         return self._db_pool.runInteraction(func)
 
+    def _parse_event_from_row(self, row_dict):
+        d = copy.deepcopy({k: v for k, v in row.items() if v})
+        d.update(json.loads(row["unrecognized_keys"]))
+        del d["unrecognized_keys"]
+
+        return self.event_factory.create_event(
+            etype=d["type"],
+            **d
+        )
+
 
 class Table(object):
     """ A base class used to store information about a particular table.
diff --git a/synapse/storage/feedback.py b/synapse/storage/feedback.py
index 9bd562c762..fc93f92e1d 100644
--- a/synapse/storage/feedback.py
+++ b/synapse/storage/feedback.py
@@ -22,54 +22,27 @@ import json
 
 class FeedbackStore(SQLBaseStore):
 
-    def store_feedback(self, room_id, msg_id, msg_sender_id,
-                       fb_sender_id, fb_type, content):
-        return self._simple_insert(FeedbackTable.table_name, dict(
-            room_id=room_id,
-            msg_id=msg_id,
-            msg_sender_id=msg_sender_id,
-            fb_sender_id=fb_sender_id,
-            fb_type=fb_type,
-            content=content,
-        ))
-
-    def get_feedback(self, room_id=None, msg_id=None, msg_sender_id=None,
-                     fb_sender_id=None, fb_type=None):
-        query = FeedbackTable.select_statement(
-            "msg_sender_id = ? AND room_id = ? AND msg_id = ? " +
-            "AND fb_sender_id = ? AND feedback_type = ? " +
-            "ORDER BY id DESC LIMIT 1")
-        return self._execute(
-            FeedbackTable.decode_single_result,
-            query, msg_sender_id, room_id, msg_id, fb_sender_id, fb_type,
+    def _store_feedback(self, event):
+        return self._simple_insert("feedback", {
+            "event_id": event.event_id,
+            "feedback_type": event.feedback_type,
+            "room_id": event.room_id,
+            "target_event_id": event.target_event,
+        })
+
+    @defer.inlineCallback
+    def get_feedback_for_event(self, event_id):
+        sql = (
+            "SELECT events.* FROM events INNER JOIN feedback "
+            "ON events.event_id = feedback.event_id "
+            "WHERE feedback.target_event_id = ? "
         )
 
-    def get_max_feedback_id(self):
-        return self._simple_max_id(FeedbackTable.table_name)
-
-
-class FeedbackTable(Table):
-    table_name = "feedback"
+        rows = yield self._execute_query(sql, event_id)
 
-    fields = [
-        "id",
-        "content",
-        "feedback_type",
-        "fb_sender_id",
-        "msg_id",
-        "room_id",
-        "msg_sender_id"
-    ]
-
-    class EntryType(collections.namedtuple("FeedbackEntry", fields)):
-
-        def as_event(self, event_factory):
-            return event_factory.create_event(
-                etype=FeedbackEvent.TYPE,
-                room_id=self.room_id,
-                msg_id=self.msg_id,
-                msg_sender_id=self.msg_sender_id,
-                user_id=self.fb_sender_id,
-                feedback_type=self.feedback_type,
-                content=json.loads(self.content),
-            )
+        defer.returnValue(
+            [
+                self._parse_event_from_row(r)
+                for r in rows
+            ]
+        )
diff --git a/synapse/storage/message.py b/synapse/storage/message.py
deleted file mode 100644
index 7bb69c1384..0000000000
--- a/synapse/storage/message.py
+++ /dev/null
@@ -1,81 +0,0 @@
-# -*- coding: utf-8 -*-
-# Copyright 2014 matrix.org
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# 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.
-
-from ._base import SQLBaseStore, Table
-from synapse.api.events.room import MessageEvent
-
-import collections
-import json
-
-
-class MessageStore(SQLBaseStore):
-
-    def get_message(self, user_id, room_id, msg_id):
-        """Get a message from the store.
-
-        Args:
-            user_id (str): The ID of the user who sent the message.
-            room_id (str): The room the message was sent in.
-            msg_id (str): The unique ID for this user/room combo.
-        """
-        query = MessagesTable.select_statement(
-            "user_id = ? AND room_id = ? AND msg_id = ? " +
-            "ORDER BY id DESC LIMIT 1")
-        return self._execute(
-            MessagesTable.decode_single_result,
-            query, user_id, room_id, msg_id,
-        )
-
-    def store_message(self, user_id, room_id, msg_id, content):
-        """Store a message in the store.
-
-        Args:
-            user_id (str): The ID of the user who sent the message.
-            room_id (str): The room the message was sent in.
-            msg_id (str): The unique ID for this user/room combo.
-            content (str): The content of the message (JSON)
-        """
-        return self._simple_insert(MessagesTable.table_name, dict(
-            user_id=user_id,
-            room_id=room_id,
-            msg_id=msg_id,
-            content=content,
-        ))
-
-    def get_max_message_id(self):
-        return self._simple_max_id(MessagesTable.table_name)
-
-
-class MessagesTable(Table):
-    table_name = "messages"
-
-    fields = [
-        "id",
-        "user_id",
-        "room_id",
-        "msg_id",
-        "content"
-    ]
-
-    class EntryType(collections.namedtuple("MessageEntry", fields)):
-
-        def as_event(self, event_factory):
-            return event_factory.create_event(
-                etype=MessageEvent.TYPE,
-                room_id=self.room_id,
-                user_id=self.user_id,
-                msg_id=self.msg_id,
-                content=json.loads(self.content),
-            )
diff --git a/synapse/storage/roomdata.py b/synapse/storage/roomdata.py
deleted file mode 100644
index cc04d1ba14..0000000000
--- a/synapse/storage/roomdata.py
+++ /dev/null
@@ -1,85 +0,0 @@
-# -*- coding: utf-8 -*-
-# Copyright 2014 matrix.org
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# 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.
-
-from ._base import SQLBaseStore, Table
-
-import collections
-import json
-
-
-class RoomDataStore(SQLBaseStore):
-
-    """Provides various CRUD operations for Room Events. """
-
-    def get_room_data(self, room_id, etype, state_key=""):
-        """Retrieve the data stored under this type and state_key.
-
-        Args:
-            room_id (str)
-            etype (str)
-            state_key (str)
-        Returns:
-            namedtuple: Or None if nothing exists at this path.
-        """
-        query = RoomDataTable.select_statement(
-            "room_id = ? AND type = ? AND state_key = ? "
-            "ORDER BY id DESC LIMIT 1"
-        )
-        return self._execute(
-            RoomDataTable.decode_single_result,
-            query, room_id, etype, state_key,
-        )
-
-    def store_room_data(self, room_id, etype, state_key="", content=None):
-        """Stores room specific data.
-
-        Args:
-            room_id (str)
-            etype (str)
-            state_key (str)
-            data (str)- The data to store for this path in JSON.
-        Returns:
-            The store ID for this data.
-        """
-        return self._simple_insert(RoomDataTable.table_name, dict(
-            etype=etype,
-            state_key=state_key,
-            room_id=room_id,
-            content=content,
-        ))
-
-    def get_max_room_data_id(self):
-        return self._simple_max_id(RoomDataTable.table_name)
-
-
-class RoomDataTable(Table):
-    table_name = "room_data"
-
-    fields = [
-        "id",
-        "room_id",
-        "type",
-        "state_key",
-        "content"
-    ]
-
-    class EntryType(collections.namedtuple("RoomDataEntry", fields)):
-
-        def as_event(self, event_factory):
-            return event_factory.create_event(
-                etype=self.type,
-                room_id=self.room_id,
-                content=json.loads(self.content),
-            )
diff --git a/synapse/storage/schema/im.sql b/synapse/storage/schema/im.sql
index e09ff6b64b..ad9770244d 100644
--- a/synapse/storage/schema/im.sql
+++ b/synapse/storage/schema/im.sql
@@ -16,8 +16,8 @@
 CREATE TABLE IF NOT EXISTS events(
     ordering INTEGER PRIMARY KEY AUTOINCREMENT,
     event_id TEXT NOT NULL,
-    event_type TEXT NOT NULL,
-    sender TEXT,
+    type TEXT NOT NULL,
+--    sender TEXT,
     room_id TEXT,
     content TEXT,
     unrecognized_keys TEXT
@@ -26,7 +26,7 @@ CREATE TABLE IF NOT EXISTS events(
 CREATE TABLE IF NOT EXISTS state_events(
     event_id TEXT NOT NULL,
     room_id TEXT NOT NULL,
-    event_type TEXT NOT NULL,
+    type TEXT NOT NULL,
     state_key TEXT NOT NULL,
     prev_state TEXT
 );
@@ -47,9 +47,8 @@ CREATE TABLE IF NOT EXISTS room_memberships(
 CREATE TABLE IF NOT EXISTS feedback(
     event_id TEXT NOT NULL,
     feedback_type TEXT,
-    fb_sender_id TEXT,
-    room_id TEXT,
-    content TEXT
+    target_event_id TEXT,sudo
+    room_id TEXT
 );
 
 CREATE TABLE IF NOT EXISTS rooms(