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[bugfix] avoid v. long notification clear query (#3007)

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tobi 2024-06-14 12:14:55 +02:00 • committed by GitHub
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2 changed files with 57 additions and 72 deletions
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99
internal/db/bundb/notification.go
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@ -22,7 +22,6 @@ import (
"errors"
"slices"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtscontext"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
@ -108,6 +107,11 @@ func (n *notificationDB) GetNotificationsByIDs(ctx context.Context, ids []string
notifs, err := n.state.Caches.GTS.Notification.LoadIDs("ID",
ids,
func(uncached []string) ([]*gtsmodel.Notification, error) {
// Skip query if everything was cached.
if len(uncached) == 0 {
return nil, nil
}
// Preallocate expected length of uncached notifications.
notifs := make([]*gtsmodel.Notification, 0, len(uncached))
@ -282,26 +286,18 @@ func (n *notificationDB) PutNotification(ctx context.Context, notif *gtsmodel.No
}
func (n *notificationDB) DeleteNotificationByID(ctx context.Context, id string) error {
defer n.state.Caches.GTS.Notification.Invalidate("ID", id)
// Load notif into cache before attempting a delete,
// as we need it cached in order to trigger the invalidate
// callback. This in turn invalidates others.
_, err := n.GetNotificationByID(gtscontext.SetBarebones(ctx), id)
if err != nil {
if errors.Is(err, db.ErrNoEntries) {
// not an issue.
err = nil
}
// Delete notif from DB.
if _, err := n.db.
NewDelete().
Table("notifications").
Where("? = ?", bun.Ident("id"), id).
Exec(ctx); err != nil {
return err
}
// Finally delete notif from DB.
_, err = n.db.NewDelete().
TableExpr("? AS ?", bun.Ident("notifications"), bun.Ident("notification")).
Where("? = ?", bun.Ident("notification.id"), id).
Exec(ctx)
return err
// Invalidate deleted notification by ID.
n.state.Caches.GTS.Notification.Invalidate("ID", id)
return nil
}
func (n *notificationDB) DeleteNotifications(ctx context.Context, types []string, targetAccountID string, originAccountID string) error {
@ -309,11 +305,8 @@ func (n *notificationDB) DeleteNotifications(ctx context.Context, types []string
return errors.New("DeleteNotifications: one of targetAccountID or originAccountID must be set")
}
var notifIDs []string
q := n.db.
NewSelect().
Column("id").
NewDelete().
Table("notifications")
if len(types) > 0 {
@ -328,61 +321,33 @@ func (n *notificationDB) DeleteNotifications(ctx context.Context, types []string
q = q.Where("? = ?", bun.Ident("origin_account_id"), originAccountID)
}
if _, err := q.Exec(ctx, &notifIDs); err != nil {
var notifIDs []string
q = q.Returning("?", bun.Ident("id"))
// Delete from DB.
if _, err := q.
Exec(ctx, &notifIDs); err != nil {
return err
}
// Invalidate all cached notifications by IDs on return.
defer n.state.Caches.GTS.Notification.InvalidateIDs("ID", notifIDs)
// Load all notif into cache, this *really* isn't great
// but it is the only way we can ensure we invalidate all
// related caches correctly (e.g. visibility).
for _, id := range notifIDs {
_, err := n.GetNotificationByID(ctx, id)
if err != nil && !errors.Is(err, db.ErrNoEntries) {
return err
}
}
// Finally delete all from DB.
_, err := n.db.NewDelete().
Table("notifications").
Where("? IN (?)", bun.Ident("id"), bun.In(notifIDs)).
Exec(ctx)
return err
// Invalidate all deleted notifications by IDs.
n.state.Caches.GTS.Notification.InvalidateIDs("ID", notifIDs)
return nil
}
func (n *notificationDB) DeleteNotificationsForStatus(ctx context.Context, statusID string) error {
var notifIDs []string
q := n.db.
NewSelect().
Column("id").
if _, err := n.db.
NewDelete().
Table("notifications").
Where("? = ?", bun.Ident("status_id"), statusID)
if _, err := q.Exec(ctx, &notifIDs); err != nil {
Where("? = ?", bun.Ident("status_id"), statusID).
Returning("?", bun.Ident("id")).
Exec(ctx, &notifIDs); err != nil {
return err
}
// Invalidate all cached notifications by IDs on return.
defer n.state.Caches.GTS.Notification.InvalidateIDs("ID", notifIDs)
// Load all notif into cache, this *really* isn't great
// but it is the only way we can ensure we invalidate all
// related caches correctly (e.g. visibility).
for _, id := range notifIDs {
_, err := n.GetNotificationByID(ctx, id)
if err != nil && !errors.Is(err, db.ErrNoEntries) {
return err
}
}
// Finally delete all from DB.
_, err := n.db.NewDelete().
Table("notifications").
Where("? IN (?)", bun.Ident("id"), bun.In(notifIDs)).
Exec(ctx)
return err
// Invalidate all deleted notifications by IDs.
n.state.Caches.GTS.Notification.InvalidateIDs("ID", notifIDs)
return nil
}