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Eliminate more SQL no row errors in sync API (#2363)

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* Handle `sql.ErrNoRows` in main `/sync` codepaths

* Catch more
This commit is contained in:
Neil Alexander 2022-04-20 16:51:37 +01:00 • committed by GitHub
parent bb987cd64b
commit 54e7ea41c6
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 37 additions and 4 deletions
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34
syncapi/storage/shared/syncserver.go
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@ -688,6 +688,9 @@ func (d *Database) GetStateDeltas(
// user has ever interacted with — joined to, kicked/banned from, left.
memberships, err := d.CurrentRoomState.SelectRoomIDsWithAnyMembership(ctx, txn, userID)
if err != nil {
if err == sql.ErrNoRows {
return nil, nil, nil
}
return nil, nil, err
}
@ -705,17 +708,23 @@ func (d *Database) GetStateDeltas(
// get all the state events ever (i.e. for all available rooms) between these two positions
stateNeeded, eventMap, err := d.OutputEvents.SelectStateInRange(ctx, txn, r, stateFilter, allRoomIDs)
if err != nil {
if err == sql.ErrNoRows {
return nil, nil, nil
}
return nil, nil, err
}
state, err := d.fetchStateEvents(ctx, txn, stateNeeded, eventMap)
if err != nil {
if err == sql.ErrNoRows {
return nil, nil, nil
}
return nil, nil, err
}
// find out which rooms this user is peeking, if any.
// We do this before joins so any peeks get overwritten
peeks, err := d.Peeks.SelectPeeksInRange(ctx, txn, userID, device.ID, r)
if err != nil {
if err != nil && err != sql.ErrNoRows {
return nil, nil, err
}
@ -726,6 +735,9 @@ func (d *Database) GetStateDeltas(
var s []types.StreamEvent
s, err = d.currentStateStreamEventsForRoom(ctx, txn, peek.RoomID, stateFilter)
if err != nil {
if err == sql.ErrNoRows {
continue
}
return nil, nil, err
}
state[peek.RoomID] = s
@ -753,6 +765,9 @@ func (d *Database) GetStateDeltas(
var s []types.StreamEvent
s, err = d.currentStateStreamEventsForRoom(ctx, txn, roomID, stateFilter)
if err != nil {
if err == sql.ErrNoRows {
continue
}
return nil, nil, err
}
state[roomID] = s
@ -803,6 +818,9 @@ func (d *Database) GetStateDeltasForFullStateSync(
// user has ever interacted with — joined to, kicked/banned from, left.
memberships, err := d.CurrentRoomState.SelectRoomIDsWithAnyMembership(ctx, txn, userID)
if err != nil {
if err == sql.ErrNoRows {
return nil, nil, nil
}
return nil, nil, err
}
@ -819,7 +837,7 @@ func (d *Database) GetStateDeltasForFullStateSync(
deltas := make(map[string]types.StateDelta)
peeks, err := d.Peeks.SelectPeeksInRange(ctx, txn, userID, device.ID, r)
if err != nil {
if err != nil && err != sql.ErrNoRows {
return nil, nil, err
}
@ -828,6 +846,9 @@ func (d *Database) GetStateDeltasForFullStateSync(
if !peek.Deleted {
s, stateErr := d.currentStateStreamEventsForRoom(ctx, txn, peek.RoomID, stateFilter)
if stateErr != nil {
if stateErr == sql.ErrNoRows {
continue
}
return nil, nil, stateErr
}
deltas[peek.RoomID] = types.StateDelta{
@ -841,10 +862,16 @@ func (d *Database) GetStateDeltasForFullStateSync(
// Get all the state events ever between these two positions
stateNeeded, eventMap, err := d.OutputEvents.SelectStateInRange(ctx, txn, r, stateFilter, allRoomIDs)
if err != nil {
if err == sql.ErrNoRows {
return nil, nil, nil
}
return nil, nil, err
}
state, err := d.fetchStateEvents(ctx, txn, stateNeeded, eventMap)
if err != nil {
if err == sql.ErrNoRows {
return nil, nil, nil
}
return nil, nil, err
}
@ -869,6 +896,9 @@ func (d *Database) GetStateDeltasForFullStateSync(
for _, joinedRoomID := range joinedRoomIDs {
s, stateErr := d.currentStateStreamEventsForRoom(ctx, txn, joinedRoomID, stateFilter)
if stateErr != nil {
if stateErr == sql.ErrNoRows {
continue
}
return nil, nil, stateErr
}
deltas[joinedRoomID] = types.StateDelta{