Save and retrieve account data (#166)

* Save function for account data

* Fix upsert + add empty routes and function

* Save account data

* Retrieval functions

* Implement retrieval in /sync

* Fix arrays not correctly initialised

* Merge account data retrieval functions

* Request DB only once per request

* Initialise array

* Fix comment
This commit is contained in:
Brendan Abolivier 2017-07-26 14:53:11 +01:00 committed by Mark Haines
parent 6d073dcf9f
commit 3e394e9e21
6 changed files with 266 additions and 18 deletions

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@ -0,0 +1,109 @@
// Copyright 2017 Vector Creations Ltd
//
// 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.
package accounts
import (
"database/sql"
"github.com/matrix-org/gomatrixserverlib"
)
const accountDataSchema = `
-- Stores data about accounts data.
CREATE TABLE IF NOT EXISTS account_data (
-- The Matrix user ID localpart for this account
localpart TEXT NOT NULL,
-- The room ID for this data (empty string if not specific to a room)
room_id TEXT,
-- The account data type
type TEXT NOT NULL,
-- The account data content
content TEXT NOT NULL,
PRIMARY KEY(localpart, room_id, type)
);
`
const insertAccountDataSQL = `
INSERT INTO account_data(localpart, room_id, type, content) VALUES($1, $2, $3, $4)
ON CONFLICT (localpart, room_id, type) DO UPDATE SET content = EXCLUDED.content
`
const selectAccountDataSQL = "" +
"SELECT room_id, type, content FROM account_data WHERE localpart = $1"
const deleteAccountDataSQL = "" +
"DELETE FROM account_data WHERE localpart = $1 AND room_id = $2 AND type = $3"
type accountDataStatements struct {
insertAccountDataStmt *sql.Stmt
selectAccountDataStmt *sql.Stmt
}
func (s *accountDataStatements) prepare(db *sql.DB) (err error) {
_, err = db.Exec(accountDataSchema)
if err != nil {
return
}
if s.insertAccountDataStmt, err = db.Prepare(insertAccountDataSQL); err != nil {
return
}
if s.selectAccountDataStmt, err = db.Prepare(selectAccountDataSQL); err != nil {
return
}
return
}
func (s *accountDataStatements) insertAccountData(localpart string, roomID string, dataType string, content string) (err error) {
_, err = s.insertAccountDataStmt.Exec(localpart, roomID, dataType, content)
return
}
func (s *accountDataStatements) selectAccountData(localpart string) (
global []gomatrixserverlib.ClientEvent,
rooms map[string][]gomatrixserverlib.ClientEvent,
err error,
) {
rows, err := s.selectAccountDataStmt.Query(localpart)
if err != nil {
return
}
global = []gomatrixserverlib.ClientEvent{}
rooms = make(map[string][]gomatrixserverlib.ClientEvent)
for rows.Next() {
var roomID string
var dataType string
var content []byte
if err = rows.Scan(&roomID, &dataType, &content); err != nil && err != sql.ErrNoRows {
return
}
ac := gomatrixserverlib.ClientEvent{
Type: dataType,
Content: content,
}
if len(roomID) > 0 {
rooms[roomID] = append(rooms[roomID], ac)
} else {
global = append(global, ac)
}
}
return
}

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@ -27,12 +27,13 @@ import (
// Database represents an account database
type Database struct {
db *sql.DB
partitions common.PartitionOffsetStatements
accounts accountsStatements
profiles profilesStatements
memberships membershipStatements
serverName gomatrixserverlib.ServerName
db *sql.DB
partitions common.PartitionOffsetStatements
accounts accountsStatements
profiles profilesStatements
memberships membershipStatements
accountDatas accountDataStatements
serverName gomatrixserverlib.ServerName
}
// NewDatabase creates a new accounts and profiles database
@ -58,7 +59,11 @@ func NewDatabase(dataSourceName string, serverName gomatrixserverlib.ServerName)
if err = m.prepare(db); err != nil {
return nil, err
}
return &Database{db, partitions, a, p, m, serverName}, nil
ac := accountDataStatements{}
if err = ac.prepare(db); err != nil {
return nil, err
}
return &Database{db, partitions, a, p, m, ac, serverName}, nil
}
// GetAccountByPassword returns the account associated with the given localpart and password.
@ -199,6 +204,26 @@ func (d *Database) newMembership(ev gomatrixserverlib.Event, txn *sql.Tx) error
return nil
}
// SaveAccountData saves new account data for a given user and a given room.
// If the account data is not specific to a room, the room ID should be an empty string
// If an account data already exists for a given set (user, room, data type), it will
// update the corresponding row with the new content
// Returns a SQL error if there was an issue with the insertion/update
func (d *Database) SaveAccountData(localpart string, roomID string, dataType string, content string) error {
return d.accountDatas.insertAccountData(localpart, roomID, dataType, content)
}
// GetAccountData returns account data related to a given localpart
// If no account data could be found, returns an empty arrays
// Returns an error if there was an issue with the retrieval
func (d *Database) GetAccountData(localpart string) (
global []gomatrixserverlib.ClientEvent,
rooms map[string][]gomatrixserverlib.ClientEvent,
err error,
) {
return d.accountDatas.selectAccountData(localpart)
}
func hashPassword(plaintext string) (hash string, err error) {
hashBytes, err := bcrypt.GenerateFromPassword([]byte(plaintext), bcrypt.DefaultCost)
return string(hashBytes), err

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@ -0,0 +1,69 @@
// Copyright 2017 Vector Creations Ltd
//
// 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.
package readers
import (
"io/ioutil"
"net/http"
"github.com/matrix-org/dendrite/clientapi/auth/authtypes"
"github.com/matrix-org/dendrite/clientapi/auth/storage/accounts"
"github.com/matrix-org/dendrite/clientapi/httputil"
"github.com/matrix-org/dendrite/clientapi/jsonerror"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
)
// SaveAccountData implements PUT /user/{userId}/[rooms/{roomId}/]account_data/{type}
func SaveAccountData(
req *http.Request, accountDB *accounts.Database, device *authtypes.Device,
userID string, roomID string, dataType string,
) util.JSONResponse {
if req.Method != "PUT" {
return util.JSONResponse{
Code: 405,
JSON: jsonerror.NotFound("Bad method"),
}
}
if userID != device.UserID {
return util.JSONResponse{
Code: 403,
JSON: jsonerror.Forbidden("userID does not match the current user"),
}
}
localpart, _, err := gomatrixserverlib.SplitID('@', userID)
if err != nil {
return httputil.LogThenError(req, err)
}
defer req.Body.Close()
body, err := ioutil.ReadAll(req.Body)
if err != nil {
return httputil.LogThenError(req, err)
}
if err := accountDB.SaveAccountData(localpart, roomID, dataType, string(body)); err != nil {
return httputil.LogThenError(req, err)
}
return util.JSONResponse{
Code: 200,
JSON: struct{}{},
}
}

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@ -274,9 +274,16 @@ func Setup(
)
r0mux.Handle("/user/{userID}/account_data/{type}",
common.MakeAPI("user_account_data", func(req *http.Request) util.JSONResponse {
// TODO: Set and get the account_data
return util.JSONResponse{Code: 200, JSON: struct{}{}}
common.MakeAuthAPI("user_account_data", deviceDB, func(req *http.Request, device *authtypes.Device) util.JSONResponse {
vars := mux.Vars(req)
return readers.SaveAccountData(req, accountDB, device, vars["userID"], "", vars["type"])
}),
)
r0mux.Handle("/user/{userID}/rooms/{roomID}/account_data/{type}",
common.MakeAuthAPI("user_account_data", deviceDB, func(req *http.Request, device *authtypes.Device) util.JSONResponse {
vars := mux.Vars(req)
return readers.SaveAccountData(req, accountDB, device, vars["userID"], vars["roomID"], vars["type"])
}),
)

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@ -19,6 +19,7 @@ import (
"net/http"
"os"
"github.com/matrix-org/dendrite/clientapi/auth/storage/accounts"
"github.com/matrix-org/dendrite/clientapi/auth/storage/devices"
"github.com/matrix-org/dendrite/common"
"github.com/matrix-org/dendrite/common/config"
@ -58,6 +59,11 @@ func main() {
log.Panicf("startup: failed to create device database with data source %s : %s", cfg.Database.Device, err)
}
adb, err := accounts.NewDatabase(string(cfg.Database.Account), cfg.Matrix.ServerName)
if err != nil {
log.Panicf("startup: failed to create account database with data source %s : %s", cfg.Database.Account, err)
}
pos, err := db.SyncStreamPosition()
if err != nil {
log.Panicf("startup: failed to get latest sync stream position : %s", err)
@ -76,6 +82,6 @@ func main() {
}
log.Info("Starting sync server on ", cfg.Listen.SyncAPI)
routing.SetupSyncServerListeners(http.DefaultServeMux, http.DefaultClient, sync.NewRequestPool(db, n), deviceDB)
routing.SetupSyncServerListeners(http.DefaultServeMux, http.DefaultClient, sync.NewRequestPool(db, n, adb), deviceDB)
log.Fatal(http.ListenAndServe(string(cfg.Listen.SyncAPI), nil))
}

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@ -20,22 +20,25 @@ import (
log "github.com/Sirupsen/logrus"
"github.com/matrix-org/dendrite/clientapi/auth/authtypes"
"github.com/matrix-org/dendrite/clientapi/auth/storage/accounts"
"github.com/matrix-org/dendrite/clientapi/httputil"
"github.com/matrix-org/dendrite/clientapi/jsonerror"
"github.com/matrix-org/dendrite/syncapi/storage"
"github.com/matrix-org/dendrite/syncapi/types"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
)
// RequestPool manages HTTP long-poll connections for /sync
type RequestPool struct {
db *storage.SyncServerDatabase
notifier *Notifier
db *storage.SyncServerDatabase
accountDB *accounts.Database
notifier *Notifier
}
// NewRequestPool makes a new RequestPool
func NewRequestPool(db *storage.SyncServerDatabase, n *Notifier) *RequestPool {
return &RequestPool{db, n}
func NewRequestPool(db *storage.SyncServerDatabase, n *Notifier, adb *accounts.Database) *RequestPool {
return &RequestPool{db, adb, n}
}
// OnIncomingSyncRequest is called when a client makes a /sync request. This function MUST be
@ -77,9 +80,14 @@ func (rp *RequestPool) OnIncomingSyncRequest(req *http.Request, device *authtype
if err != nil {
res = httputil.LogThenError(req, err)
} else {
res = util.JSONResponse{
Code: 200,
JSON: syncData,
syncData, err = rp.appendAccountData(syncData, device.UserID)
if err != nil {
res = httputil.LogThenError(req, err)
} else {
res = util.JSONResponse{
Code: 200,
JSON: syncData,
}
}
}
done <- res
@ -104,3 +112,27 @@ func (rp *RequestPool) currentSyncForUser(req syncRequest, currentPos types.Stre
}
return rp.db.IncrementalSync(req.userID, req.since, currentPos, req.limit)
}
func (rp *RequestPool) appendAccountData(data *types.Response, userID string) (*types.Response, error) {
// TODO: We currently send all account data on every sync response, we should instead send data
// that has changed on incremental sync responses
localpart, _, err := gomatrixserverlib.SplitID('@', userID)
if err != nil {
return nil, err
}
global, rooms, err := rp.accountDB.GetAccountData(localpart)
if err != nil {
return nil, err
}
data.AccountData.Events = global
for r, j := range data.Rooms.Join {
if len(rooms[r]) > 0 {
j.AccountData.Events = rooms[r]
data.Rooms.Join[r] = j
}
}
return data, nil
}