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feat: add durable safe retries with uncertainty tracking and SDK examples

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k2safe
2026-09-17 15:43:44 +08:00
parent 9e3d4be5cc
commit d65cf96ea7
44 changed files with 1300 additions and 77 deletions
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2
internal/storage/mysql/worker_execution.go
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@@ -309,7 +309,7 @@ func (s *ExecutionStore) lockExecution(ctx context.Context, tx *sql.Tx, token au
func readAttempt(ctx context.Context, tx *sql.Tx, ns, id core.ID) (pulse.Attempt, error) {
var a pulse.Attempt
a.NamespaceID = ns
err := tx.QueryRowContext(ctx, `SELECT id,revision,task_id,epoch,session_id,token_digest,state,lease_until,authorized_at,ended_at,error_code,result,result_digest FROM pulse_attempts WHERE namespace_id=? AND id=? FOR UPDATE`, ns, id).Scan(&a.ID, &a.Revision, &a.TaskID, &a.Epoch, &a.SessionID, &a.TokenDigest, &a.State, &a.LeaseUntil, &a.AuthorizedAt, &a.EndedAt, &a.ErrorCode, &a.Result, &a.ResultDigest)
err := tx.QueryRowContext(ctx, `SELECT id,revision,task_id,epoch,session_id,token_digest,state,lease_until,authorized_at,ended_at,error_code,retryable,result,result_digest FROM pulse_attempts WHERE namespace_id=? AND id=? FOR UPDATE`, ns, id).Scan(&a.ID, &a.Revision, &a.TaskID, &a.Epoch, &a.SessionID, &a.TokenDigest, &a.State, &a.LeaseUntil, &a.AuthorizedAt, &a.EndedAt, &a.ErrorCode, &a.Retryable, &a.Result, &a.ResultDigest)
if errors.Is(err, sql.ErrNoRows) {
err = fault.NotFound
}