369 lines
12 KiB
Go
369 lines
12 KiB
Go
// Copyright (c) 2022 Tulir Asokan
|
|
//
|
|
// This Source Code Form is subject to the terms of the Mozilla Public
|
|
// License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
package sqlstatestore
|
|
|
|
import (
|
|
"database/sql"
|
|
"embed"
|
|
"encoding/json"
|
|
"errors"
|
|
"fmt"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"maunium.net/go/mautrix/event"
|
|
"maunium.net/go/mautrix/id"
|
|
"maunium.net/go/mautrix/util/dbutil"
|
|
)
|
|
|
|
//go:embed *.sql
|
|
var rawUpgrades embed.FS
|
|
|
|
var UpgradeTable dbutil.UpgradeTable
|
|
|
|
func init() {
|
|
UpgradeTable.RegisterFS(rawUpgrades)
|
|
}
|
|
|
|
const VersionTableName = "mx_version"
|
|
|
|
type SQLStateStore struct {
|
|
*dbutil.Database
|
|
IsBridge bool
|
|
}
|
|
|
|
func NewSQLStateStore(db *dbutil.Database, log dbutil.DatabaseLogger, isBridge bool) *SQLStateStore {
|
|
return &SQLStateStore{
|
|
Database: db.Child(VersionTableName, UpgradeTable, log),
|
|
IsBridge: isBridge,
|
|
}
|
|
}
|
|
|
|
func (store *SQLStateStore) IsRegistered(userID id.UserID) bool {
|
|
var isRegistered bool
|
|
err := store.
|
|
QueryRow("SELECT EXISTS(SELECT 1 FROM mx_registrations WHERE user_id=$1)", userID).
|
|
Scan(&isRegistered)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to scan registration existence for %s: %v", userID, err)
|
|
}
|
|
return isRegistered
|
|
}
|
|
|
|
func (store *SQLStateStore) MarkRegistered(userID id.UserID) {
|
|
_, err := store.Exec("INSERT INTO mx_registrations (user_id) VALUES ($1) ON CONFLICT (user_id) DO NOTHING", userID)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to mark %s as registered: %v", userID, err)
|
|
}
|
|
}
|
|
|
|
func (store *SQLStateStore) GetRoomMembers(roomID id.RoomID, memberships ...event.Membership) map[id.UserID]*event.MemberEventContent {
|
|
members := make(map[id.UserID]*event.MemberEventContent)
|
|
args := make([]any, len(memberships)+1)
|
|
args[0] = roomID
|
|
query := "SELECT user_id, membership, displayname, avatar_url FROM mx_user_profile WHERE room_id=$1"
|
|
if len(memberships) > 0 {
|
|
placeholders := make([]string, len(memberships))
|
|
for i, membership := range memberships {
|
|
args[i+1] = string(membership)
|
|
placeholders[i] = fmt.Sprintf("$%d", i+2)
|
|
}
|
|
query = fmt.Sprintf("%s AND membership IN (%s)", query, strings.Join(placeholders, ","))
|
|
}
|
|
rows, err := store.Query(query, args...)
|
|
if err != nil {
|
|
return members
|
|
}
|
|
var userID id.UserID
|
|
var member event.MemberEventContent
|
|
for rows.Next() {
|
|
err = rows.Scan(&userID, &member.Membership, &member.Displayname, &member.AvatarURL)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to scan member in %s: %v", roomID, err)
|
|
} else {
|
|
members[userID] = &member
|
|
}
|
|
}
|
|
return members
|
|
}
|
|
|
|
func (store *SQLStateStore) GetRoomJoinedOrInvitedMembers(roomID id.RoomID) (members []id.UserID, err error) {
|
|
memberMap := store.GetRoomMembers(roomID, event.MembershipJoin, event.MembershipInvite)
|
|
members = make([]id.UserID, len(memberMap))
|
|
i := 0
|
|
for userID := range memberMap {
|
|
members[i] = userID
|
|
i++
|
|
}
|
|
return
|
|
}
|
|
|
|
func (store *SQLStateStore) GetMembership(roomID id.RoomID, userID id.UserID) event.Membership {
|
|
membership := event.MembershipLeave
|
|
err := store.
|
|
QueryRow("SELECT membership FROM mx_user_profile WHERE room_id=$1 AND user_id=$2", roomID, userID).
|
|
Scan(&membership)
|
|
if err != nil && !errors.Is(err, sql.ErrNoRows) {
|
|
store.Log.Warn("Failed to scan membership of %s in %s: %v", userID, roomID, err)
|
|
}
|
|
return membership
|
|
}
|
|
|
|
func (store *SQLStateStore) GetMember(roomID id.RoomID, userID id.UserID) *event.MemberEventContent {
|
|
member, ok := store.TryGetMember(roomID, userID)
|
|
if !ok {
|
|
member.Membership = event.MembershipLeave
|
|
}
|
|
return member
|
|
}
|
|
|
|
func (store *SQLStateStore) TryGetMember(roomID id.RoomID, userID id.UserID) (*event.MemberEventContent, bool) {
|
|
var member event.MemberEventContent
|
|
err := store.
|
|
QueryRow("SELECT membership, displayname, avatar_url FROM mx_user_profile WHERE room_id=$1 AND user_id=$2", roomID, userID).
|
|
Scan(&member.Membership, &member.Displayname, &member.AvatarURL)
|
|
if err != nil && !errors.Is(err, sql.ErrNoRows) {
|
|
store.Log.Warn("Failed to scan member info of %s in %s: %v", userID, roomID, err)
|
|
}
|
|
return &member, err == nil
|
|
}
|
|
|
|
func (store *SQLStateStore) FindSharedRooms(userID id.UserID) (rooms []id.RoomID) {
|
|
query := `
|
|
SELECT room_id FROM mx_user_profile
|
|
LEFT JOIN portal ON portal.mxid=mx_user_profile.room_id
|
|
WHERE mx_user_profile.user_id=$1 AND portal.encrypted=true
|
|
`
|
|
if !store.IsBridge {
|
|
query = `
|
|
SELECT mx_user_profile.room_id FROM mx_user_profile
|
|
LEFT JOIN mx_room_state ON mx_room_state.room_id=mx_user_profile.room_id
|
|
WHERE mx_user_profile.user_id=$1 AND mx_room_state.encryption IS NOT NULL
|
|
`
|
|
}
|
|
rows, err := store.Query(query, userID)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to query shared rooms with %s: %v", userID, err)
|
|
return
|
|
}
|
|
for rows.Next() {
|
|
var roomID id.RoomID
|
|
err = rows.Scan(&roomID)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to scan room ID: %v", err)
|
|
} else {
|
|
rooms = append(rooms, roomID)
|
|
}
|
|
}
|
|
return
|
|
}
|
|
|
|
func (store *SQLStateStore) IsInRoom(roomID id.RoomID, userID id.UserID) bool {
|
|
return store.IsMembership(roomID, userID, "join")
|
|
}
|
|
|
|
func (store *SQLStateStore) IsInvited(roomID id.RoomID, userID id.UserID) bool {
|
|
return store.IsMembership(roomID, userID, "join", "invite")
|
|
}
|
|
|
|
func (store *SQLStateStore) IsMembership(roomID id.RoomID, userID id.UserID, allowedMemberships ...event.Membership) bool {
|
|
membership := store.GetMembership(roomID, userID)
|
|
for _, allowedMembership := range allowedMemberships {
|
|
if allowedMembership == membership {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
func (store *SQLStateStore) SetMembership(roomID id.RoomID, userID id.UserID, membership event.Membership) {
|
|
_, err := store.Exec(`
|
|
INSERT INTO mx_user_profile (room_id, user_id, membership, displayname, avatar_url) VALUES ($1, $2, $3, '', '')
|
|
ON CONFLICT (room_id, user_id) DO UPDATE SET membership=excluded.membership
|
|
`, roomID, userID, membership)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to set membership of %s in %s to %s: %v", userID, roomID, membership, err)
|
|
}
|
|
}
|
|
|
|
func (store *SQLStateStore) SetMember(roomID id.RoomID, userID id.UserID, member *event.MemberEventContent) {
|
|
_, err := store.Exec(`
|
|
INSERT INTO mx_user_profile (room_id, user_id, membership, displayname, avatar_url) VALUES ($1, $2, $3, $4, $5)
|
|
ON CONFLICT (room_id, user_id) DO UPDATE SET membership=excluded.membership, displayname=excluded.displayname, avatar_url=excluded.avatar_url
|
|
`, roomID, userID, member.Membership, member.Displayname, member.AvatarURL)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to set membership of %s in %s to %s: %v", userID, roomID, member, err)
|
|
}
|
|
}
|
|
|
|
func (store *SQLStateStore) ClearCachedMembers(roomID id.RoomID, memberships ...event.Membership) {
|
|
query := "DELETE FROM mx_user_profile WHERE room_id=$1"
|
|
params := make([]any, len(memberships)+1)
|
|
params[0] = roomID
|
|
if len(memberships) > 0 {
|
|
placeholders := make([]string, len(memberships))
|
|
for i, membership := range memberships {
|
|
placeholders[i] = "$" + strconv.Itoa(i+2)
|
|
params[i+1] = string(membership)
|
|
}
|
|
query += fmt.Sprintf(" AND membership IN (%s)", strings.Join(placeholders, ","))
|
|
}
|
|
_, err := store.Exec(query, params...)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to clear cached members of %s: %v", roomID, err)
|
|
}
|
|
}
|
|
|
|
func (store *SQLStateStore) SetEncryptionEvent(roomID id.RoomID, content *event.EncryptionEventContent) {
|
|
contentBytes, err := json.Marshal(content)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to marshal encryption config of %s: %v", roomID, err)
|
|
return
|
|
}
|
|
_, err = store.Exec(`
|
|
INSERT INTO mx_room_state (room_id, encryption) VALUES ($1, $2)
|
|
ON CONFLICT (room_id) DO UPDATE SET encryption=excluded.encryption
|
|
`, roomID, contentBytes)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to store encryption config of %s: %v", roomID, err)
|
|
}
|
|
}
|
|
|
|
func (store *SQLStateStore) GetEncryptionEvent(roomID id.RoomID) *event.EncryptionEventContent {
|
|
var data []byte
|
|
err := store.
|
|
QueryRow("SELECT encryption FROM mx_room_state WHERE room_id=$1", roomID).
|
|
Scan(&data)
|
|
if err != nil {
|
|
if !errors.Is(err, sql.ErrNoRows) {
|
|
store.Log.Warn("Failed to scan encryption config of %s: %v", roomID, err)
|
|
}
|
|
return nil
|
|
} else if data == nil {
|
|
return nil
|
|
}
|
|
content := &event.EncryptionEventContent{}
|
|
err = json.Unmarshal(data, content)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to parse encryption config of %s: %v", roomID, err)
|
|
return nil
|
|
}
|
|
return content
|
|
}
|
|
|
|
func (store *SQLStateStore) IsEncrypted(roomID id.RoomID) bool {
|
|
cfg := store.GetEncryptionEvent(roomID)
|
|
return cfg != nil && cfg.Algorithm == id.AlgorithmMegolmV1
|
|
}
|
|
|
|
func (store *SQLStateStore) SetPowerLevels(roomID id.RoomID, levels *event.PowerLevelsEventContent) {
|
|
levelsBytes, err := json.Marshal(levels)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to marshal power levels of %s: %v", roomID, err)
|
|
return
|
|
}
|
|
_, err = store.Exec(`
|
|
INSERT INTO mx_room_state (room_id, power_levels) VALUES ($1, $2)
|
|
ON CONFLICT (room_id) DO UPDATE SET power_levels=excluded.power_levels
|
|
`, roomID, levelsBytes)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to store power levels of %s: %v", roomID, err)
|
|
}
|
|
}
|
|
|
|
func (store *SQLStateStore) GetPowerLevels(roomID id.RoomID) (levels *event.PowerLevelsEventContent) {
|
|
var data []byte
|
|
err := store.
|
|
QueryRow("SELECT power_levels FROM mx_room_state WHERE room_id=$1", roomID).
|
|
Scan(&data)
|
|
if err != nil {
|
|
if !errors.Is(err, sql.ErrNoRows) {
|
|
store.Log.Warn("Failed to scan power levels of %s: %v", roomID, err)
|
|
}
|
|
return
|
|
} else if data == nil {
|
|
return
|
|
}
|
|
levels = &event.PowerLevelsEventContent{}
|
|
err = json.Unmarshal(data, levels)
|
|
if err != nil {
|
|
store.Log.Warn("Failed to parse power levels of %s: %v", roomID, err)
|
|
return nil
|
|
}
|
|
return
|
|
}
|
|
|
|
func (store *SQLStateStore) GetPowerLevel(roomID id.RoomID, userID id.UserID) int {
|
|
if store.Dialect == dbutil.Postgres {
|
|
var powerLevel int
|
|
err := store.
|
|
QueryRow(`
|
|
SELECT COALESCE((power_levels->'users'->$2)::int, (power_levels->'users_default')::int, 0)
|
|
FROM mx_room_state WHERE room_id=$1
|
|
`, roomID, userID).
|
|
Scan(&powerLevel)
|
|
if err != nil && !errors.Is(err, sql.ErrNoRows) {
|
|
store.Log.Warn("Failed to scan power level of %s in %s: %v", userID, roomID, err)
|
|
}
|
|
return powerLevel
|
|
}
|
|
return store.GetPowerLevels(roomID).GetUserLevel(userID)
|
|
}
|
|
|
|
func (store *SQLStateStore) GetPowerLevelRequirement(roomID id.RoomID, eventType event.Type) int {
|
|
if store.Dialect == dbutil.Postgres {
|
|
defaultType := "events_default"
|
|
defaultValue := 0
|
|
if eventType.IsState() {
|
|
defaultType = "state_default"
|
|
defaultValue = 50
|
|
}
|
|
var powerLevel int
|
|
err := store.
|
|
QueryRow(`
|
|
SELECT COALESCE((power_levels->'events'->$2)::int, (power_levels->'$3')::int, $4)
|
|
FROM mx_room_state WHERE room_id=$1
|
|
`, roomID, eventType.Type, defaultType, defaultValue).
|
|
Scan(&powerLevel)
|
|
if err != nil {
|
|
if !errors.Is(err, sql.ErrNoRows) {
|
|
store.Log.Warn("Failed to scan power level for %s in %s: %v", eventType, roomID, err)
|
|
}
|
|
return defaultValue
|
|
}
|
|
return powerLevel
|
|
}
|
|
return store.GetPowerLevels(roomID).GetEventLevel(eventType)
|
|
}
|
|
|
|
func (store *SQLStateStore) HasPowerLevel(roomID id.RoomID, userID id.UserID, eventType event.Type) bool {
|
|
if store.Dialect == dbutil.Postgres {
|
|
defaultType := "events_default"
|
|
defaultValue := 0
|
|
if eventType.IsState() {
|
|
defaultType = "state_default"
|
|
defaultValue = 50
|
|
}
|
|
var hasPower bool
|
|
err := store.
|
|
QueryRow(`SELECT
|
|
COALESCE((power_levels->'users'->$2)::int, (power_levels->'users_default')::int, 0)
|
|
>=
|
|
COALESCE((power_levels->'events'->$3)::int, (power_levels->'$4')::int, $5)
|
|
FROM mx_room_state WHERE room_id=$1`, roomID, userID, eventType.Type, defaultType, defaultValue).
|
|
Scan(&hasPower)
|
|
if err != nil {
|
|
if !errors.Is(err, sql.ErrNoRows) {
|
|
store.Log.Warn("Failed to scan power level for %s in %s: %v", eventType, roomID, err)
|
|
}
|
|
return defaultValue == 0
|
|
}
|
|
return hasPower
|
|
}
|
|
return store.GetPowerLevel(roomID, userID) >= store.GetPowerLevelRequirement(roomID, eventType)
|
|
}
|