owpengram-server/internal/rpc/account_lifecycle_worker.go
A edb7057757 feat: sync account deletion lifecycle
Sync telesrv 73f5c91 (feat(account): implement unified account deletion lifecycle).

Skipped telesrv docs changes per public sync rules.
2026-07-19 20:35:58 +08:00

99 lines
3.4 KiB
Go

package rpc
import (
"context"
"time"
"github.com/iamxvbaba/td/tg"
"go.uber.org/zap"
"telesrv/internal/domain"
)
type accountLifecycleWorkerService interface {
SweepDueAccountDeletions(ctx context.Context, now time.Time, limit int) ([]domain.AccountDeletionResult, error)
ClaimAccountDeletionNotifications(ctx context.Context, now time.Time, limit int, lease time.Duration) ([]domain.AccountDeletionNotification, error)
CompleteAccountDeletionNotification(ctx context.Context, id int64, now time.Time) error
}
// RunAccountLifecycle executes all due account deletion sources through one
// tombstone path and drains the durable non-pts updateUser queue. The queue is
// a crash-safe, bounded online nudge: offline users are completed after the
// first attempt because getDialogs/getHistory hydration independently returns
// the authoritative tombstone. This avoids an immortal retry queue for a
// non-pts update that cannot participate in getDifference.
func (r *Router) RunAccountLifecycle(ctx context.Context, interval time.Duration, batch int) {
if interval <= 0 {
interval = time.Minute
}
if batch <= 0 {
batch = 500
}
r.runAccountLifecycleOnce(ctx, batch)
ticker := time.NewTicker(interval)
defer ticker.Stop()
for {
select {
case <-ctx.Done():
return
case <-ticker.C:
r.runAccountLifecycleOnce(ctx, batch)
}
}
}
func (r *Router) runAccountLifecycleOnce(ctx context.Context, batch int) {
svc, ok := r.deps.Account.(accountLifecycleWorkerService)
if !ok {
return
}
now := r.clock.Now().UTC()
sweepCtx, cancel := context.WithTimeout(ctx, 45*time.Second)
results, err := svc.SweepDueAccountDeletions(sweepCtx, now, batch)
cancel()
for _, result := range results {
if !result.Changed {
continue
}
r.invalidateRPCProjectionForUser(result.User.ID)
r.finishDeletedAccountAuthorizations(context.Background(), result.User.ID, result.RevokedAuthorizations)
}
if err != nil {
// SweepDueAccountDeletions may return already-committed results before a
// later candidate fails. Always finish those sessions/caches and drain
// their durable notifications; the failed and remaining candidates are
// retried from their authoritative due rows on the next tick.
r.log.Warn("account lifecycle deletion sweep partially failed", zap.Int("completed", len(results)), zap.Error(err))
}
for {
claimCtx, claimCancel := context.WithTimeout(ctx, 30*time.Second)
notifications, err := svc.ClaimAccountDeletionNotifications(claimCtx, now, batch, 2*time.Minute)
claimCancel()
if err != nil {
r.log.Warn("claim account deletion notifications failed", zap.Error(err))
return
}
for _, notification := range notifications {
r.dispatchAccountDeletionNotification(ctx, svc, notification)
}
if len(notifications) < batch {
return
}
}
}
func (r *Router) dispatchAccountDeletionNotification(ctx context.Context, svc accountLifecycleWorkerService, notification domain.AccountDeletionNotification) {
now := r.clock.Now().UTC()
updates := &tg.Updates{
Updates: []tg.UpdateClass{&tg.UpdateUser{UserID: notification.DeletedUserID}},
Users: []tg.UserClass{tgUser(domain.User{
ID: notification.DeletedUserID,
Deleted: true,
})},
Date: int(now.Unix()),
}
r.pushUserUpdates(ctx, notification.TargetUserID, updates)
if err := svc.CompleteAccountDeletionNotification(ctx, notification.ID, now); err != nil {
r.log.Warn("complete account deletion notification failed", zap.Int64("notification_id", notification.ID), zap.Error(err))
}
}