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Store read state version and resync on startup if needed

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This commit is contained in:
Tulir Asokan
2022-07-08 12:57:21 +03:00
parent a33551e487
commit 2c57b47ad2
5 changed files with 36 additions and 23 deletions
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2
database/upgrades/06-user-read-state-version.sql Normal file
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@@ -0,0 +1,2 @@
-- v6: Store user read state version
ALTER TABLE "user" ADD COLUMN read_state_version INTEGER NOT NULL DEFAULT 0;

18
database/user.go
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@@ -22,18 +22,18 @@ func (uq *UserQuery) New() *User {
}
func (uq *UserQuery) GetByMXID(userID id.UserID) *User {
query := `SELECT mxid, dcid, discord_token, management_room, space_room, dm_space_room FROM "user" WHERE mxid=$1`
query := `SELECT mxid, dcid, discord_token, management_room, space_room, dm_space_room, read_state_version FROM "user" WHERE mxid=$1`
return uq.New().Scan(uq.db.QueryRow(query, userID))
}
func (uq *UserQuery) GetByID(id string) *User {
query := `SELECT mxid, dcid, discord_token, management_room, space_room, dm_space_room FROM "user" WHERE dcid=$1`
query := `SELECT mxid, dcid, discord_token, management_room, space_room, dm_space_room, read_state_version FROM "user" WHERE dcid=$1`
return uq.New().Scan(uq.db.QueryRow(query, id))
}
func (uq *UserQuery) GetAllWithToken() []*User {
query := `
SELECT mxid, dcid, discord_token, management_room, space_room, dm_space_room
SELECT mxid, dcid, discord_token, management_room, space_room, dm_space_room, read_state_version
FROM "user" WHERE discord_token IS NOT NULL
`
rows, err := uq.db.Query(query)
@@ -61,11 +61,13 @@ type User struct {
ManagementRoom id.RoomID
SpaceRoom id.RoomID
DMSpaceRoom id.RoomID
ReadStateVersion int
}
func (u *User) Scan(row dbutil.Scannable) *User {
var discordID, managementRoom, spaceRoom, dmSpaceRoom, discordToken sql.NullString
err := row.Scan(&u.MXID, &discordID, &discordToken, &managementRoom, &spaceRoom, &dmSpaceRoom)
err := row.Scan(&u.MXID, &discordID, &discordToken, &managementRoom, &spaceRoom, &dmSpaceRoom, &u.ReadStateVersion)
if err != nil {
if err != sql.ErrNoRows {
u.log.Errorln("Database scan failed:", err)
@@ -82,8 +84,8 @@ func (u *User) Scan(row dbutil.Scannable) *User {
}
func (u *User) Insert() {
query := `INSERT INTO "user" (mxid, dcid, discord_token, management_room, space_room, dm_space_room) VALUES ($1, $2, $3, $4, $5, $6)`
_, err := u.db.Exec(query, u.MXID, strPtr(u.DiscordID), strPtr(u.DiscordToken), strPtr(string(u.ManagementRoom)), strPtr(string(u.SpaceRoom)), strPtr(string(u.DMSpaceRoom)))
query := `INSERT INTO "user" (mxid, dcid, discord_token, management_room, space_room, dm_space_room, read_state_version) VALUES ($1, $2, $3, $4, $5, $6, $7)`
_, err := u.db.Exec(query, u.MXID, strPtr(u.DiscordID), strPtr(u.DiscordToken), strPtr(string(u.ManagementRoom)), strPtr(string(u.SpaceRoom)), strPtr(string(u.DMSpaceRoom)), u.ReadStateVersion)
if err != nil {
u.log.Warnfln("Failed to insert %s: %v", u.MXID, err)
panic(err)
@@ -91,8 +93,8 @@ func (u *User) Insert() {
}
func (u *User) Update() {
query := `UPDATE "user" SET dcid=$1, discord_token=$2, management_room=$3, space_room=$4, dm_space_room=$5 WHERE mxid=$6`
_, err := u.db.Exec(query, strPtr(u.DiscordID), strPtr(u.DiscordToken), strPtr(string(u.ManagementRoom)), strPtr(string(u.SpaceRoom)), strPtr(string(u.DMSpaceRoom)), u.MXID)
query := `UPDATE "user" SET dcid=$1, discord_token=$2, management_room=$3, space_room=$4, dm_space_room=$5, read_state_version=$6 WHERE mxid=$7`
_, err := u.db.Exec(query, strPtr(u.DiscordID), strPtr(u.DiscordToken), strPtr(string(u.ManagementRoom)), strPtr(string(u.SpaceRoom)), strPtr(string(u.DMSpaceRoom)), u.ReadStateVersion, u.MXID)
if err != nil {
u.log.Warnfln("Failed to update %q: %v", u.MXID, err)
panic(err)

2
go.mod
View File

@@ -26,4 +26,4 @@ require (
maunium.net/go/mauflag v1.0.0 // indirect
)
replace github.com/bwmarrin/discordgo => gitlab.com/beeper/discordgo v0.23.3-0.20220708085215-5150e3de5797
replace github.com/bwmarrin/discordgo => gitlab.com/beeper/discordgo v0.23.3-0.20220708095310-09da7ef6f6de

4
go.sum
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@@ -30,8 +30,8 @@ github.com/tidwall/sjson v1.2.4 h1:cuiLzLnaMeBhRmEv00Lpk3tkYrcxpmbU81tAY4Dw0tc=
github.com/tidwall/sjson v1.2.4/go.mod h1:098SZ494YoMWPmMO6ct4dcFnqxwj9r/gF0Etp19pSNM=
github.com/yuin/goldmark v1.4.12 h1:6hffw6vALvEDqJ19dOJvJKOoAOKe4NDaTqvd2sktGN0=
github.com/yuin/goldmark v1.4.12/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
gitlab.com/beeper/discordgo v0.23.3-0.20220708085215-5150e3de5797 h1:G+6sujr5CBD1+GyDq9Vobj/2XhaRejXzyOVDNNWlM/E=
gitlab.com/beeper/discordgo v0.23.3-0.20220708085215-5150e3de5797/go.mod h1:NJZpH+1AfhIcyQsPeuBKsUtYrRnjkyu0kIVMCHkZtRY=
gitlab.com/beeper/discordgo v0.23.3-0.20220708095310-09da7ef6f6de h1:XSKsxfGXfUf7KTyzM1NmzYkqetqiLivUULhXr7alZX4=
gitlab.com/beeper/discordgo v0.23.3-0.20220708095310-09da7ef6f6de/go.mod h1:NJZpH+1AfhIcyQsPeuBKsUtYrRnjkyu0kIVMCHkZtRY=
golang.org/x/crypto v0.0.0-20210421170649-83a5a9bb288b/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d h1:sK3txAijHtOK88l68nt020reeT1ZdKLIYetKl95FzVY=
golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=

33
user.go
View File

@@ -129,37 +129,32 @@ func (user *User) GetIGhost() bridge.Ghost {
var _ bridge.User = (*User)(nil)
func (br *DiscordBridge) loadUser(dbUser *database.User, mxid *id.UserID) *User {
// If we weren't passed in a user we attempt to create one if we were given
// a matrix id.
if dbUser == nil {
if mxid == nil {
return nil
}
dbUser = br.DB.User.New()
dbUser.MXID = *mxid
dbUser.Insert()
}
user := br.NewUser(dbUser)
// We assume the usersLock was acquired by our caller.
br.usersByMXID[user.MXID] = user
if user.DiscordID != "" {
br.usersByID[user.DiscordID] = user
}
if user.ManagementRoom != "" {
// Lock the management rooms for our update
br.managementRoomsLock.Lock()
br.managementRooms[user.ManagementRoom] = user
br.managementRoomsLock.Unlock()
}
return user
}
func (br *DiscordBridge) GetUserByMXID(userID id.UserID) *User {
if userID == br.Bot.UserID || br.IsGhost(userID) {
return nil
}
br.usersLock.Lock()
defer br.usersLock.Unlock()
@@ -167,7 +162,6 @@ func (br *DiscordBridge) GetUserByMXID(userID id.UserID) *User {
if !ok {
return br.loadUser(br.DB.User.GetByMXID(userID), &userID)
}
return user
}
@@ -179,7 +173,6 @@ func (br *DiscordBridge) GetUserByID(id string) *User {
if !ok {
return br.loadUser(br.DB.User.GetByID(id), nil)
}
return user
}
@@ -192,7 +185,6 @@ func (br *DiscordBridge) NewUser(dbUser *database.User) *User {
user.PermissionLevel = br.Config.Bridge.Permissions.Get(user.MXID)
user.BridgeState = br.NewBridgeStateQueue(user, user.log)
return user
}
@@ -210,7 +202,6 @@ func (br *DiscordBridge) getAllUsersWithToken() []*User {
}
users[idx] = user
}
return users
}
@@ -538,6 +529,19 @@ func (user *User) readyHandler(_ *discordgo.Session, r *discordgo.Ready) {
portal := user.GetPortalByMeta(ch)
user.handlePrivateChannel(portal, ch, updateTS, i < maxCreate, portalsInSpace[portal.Key.String()])
}
if r.ReadState.Version > user.ReadStateVersion {
// TODO can we figure out which read states are actually new?
for _, entry := range r.ReadState.Entries {
user.messageAckHandler(nil, &discordgo.MessageAck{
MessageID: string(entry.LastMessageID),
ChannelID: entry.ID,
})
}
user.ReadStateVersion = r.ReadState.Version
user.Update()
}
user.BridgeState.Send(bridge.State{StateEvent: bridge.StateConnected})
}
@@ -761,6 +765,11 @@ func (user *User) messageAckHandler(_ *discordgo.Session, m *discordgo.MessageAc
user.log.Warnfln("Failed to mark %s/%s as read: %v", msg.MXID, msg.DiscordID, err)
} else {
user.log.Debugfln("Marked %s/%s as read after Discord message ack event", msg.MXID, msg.DiscordID)
if user.ReadStateVersion < m.Version {
user.ReadStateVersion = m.Version
// TODO maybe don't update every time?
user.Update()
}
}
}