crowdsecurity/crowdsec · error

only one 'until' parameters is required, not many

Error message

only one 'until' parameters is required, not many

What it means

DSN validation in docker ConfigureByDSN: the until query parameter (upper bound of docker logs --until) is repeated in the DSN. The guard requires exactly one value because a single Until string is passed to the Docker API logs options.

Source

Thrown at pkg/acquisition/modules/docker/config.go:257

	// we add it as an ID also so user can provide docker name or docker ID
	d.Config.ContainerID = append(d.Config.ContainerID, containerNameOrID)

	parameters := parsedURL.Query()

	for k, v := range parameters {
		switch k {
		case "log_level":
			if len(v) != 1 {
				return errors.New("only one 'log_level' parameters is required, not many")
			}
			lvl, err := log.ParseLevel(v[0])
			if err != nil {
				return fmt.Errorf("unknown level %s: %w", v[0], err)
			}
			d.logger.Logger.SetLevel(lvl)
		case "until":
			if len(v) != 1 {
				return errors.New("only one 'until' parameters is required, not many")
			}
			d.containerLogsOptions.Until = v[0]
		case "since":
			if len(v) != 1 {
				return errors.New("only one 'since' parameters is required, not many")
			}
			d.containerLogsOptions.Since = v[0]
		case "follow_stdout":
			if len(v) != 1 {
				return errors.New("only one 'follow_stdout' parameters is required, not many")
			}
			followStdout, err := strconv.ParseBool(v[0])
			if err != nil {
				return fmt.Errorf("parsing 'follow_stdout' parameters: %s", err)
			}
			d.Config.FollowStdout = followStdout
			d.containerLogsOptions.ShowStdout = followStdout
		case "follow_stderr":

View on GitHub (pinned to 909b515798)

Solutions

1. Pass until=... once in the DSN
2. Pair it with a single since=... to define the retrieval window

When it happens

Trigger: Thrown at pkg/acquisition/modules/docker/config.go:257 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of crowdsecurity/crowdsec@909b515798 (2026-09-06). Data as JSON: /api/errors/383aefe0161c1724. Report an issue: GitHub.