crowdsecurity/crowdsec · error

parsing polling api url ('%s'): %w

Error message

parsing polling api url ('%s'): %w

What it means

Returned by InitLAPIClient when the configured polling API URL string cannot be parsed by net/url. The offending input is the polling api_url configuration value (often the CAPI URL), named in the message.

Source

Thrown at pkg/apiclient/client.go:107

func (c *ApiClient) GetTokenRefreshChan() chan struct{} {
	jwtTransport := c.client.Transport.(*JWTTransport)
	return jwtTransport.TokenRefreshChan
}

type service struct {
	client *ApiClient
}

func InitLAPIClient(ctx context.Context, apiUrl string, papiUrl string, login string, password string, scenarios []string) error {
	apiURL, err := url.Parse(apiUrl)
	if err != nil {
		return fmt.Errorf("parsing api url ('%s'): %w", apiURL, err)
	}

	papiURL, err := url.Parse(papiUrl)
	if err != nil {
		return fmt.Errorf("parsing polling api url ('%s'): %w", papiURL, err)
	}

	pwd := strfmt.Password(password)

	client := NewClient(&Config{
		MachineID:     login,
		Password:      pwd,
		URL:           apiURL,
		PapiURL:       papiURL,
		VersionPrefix: "v1",
		UpdateScenario: func(_ context.Context) ([]string, error) {
			return scenarios, nil
		},
	})

	authResp, _, err := client.Auth.AuthenticateWatcher(ctx, models.WatcherAuthRequest{
		MachineID: &login,
		Password:  &pwd,

View on GitHub (pinned to 909b515798)

Solutions

1. Fix the polling api URL in the crowdsec configuration
2. Ensure it is a valid absolute URL with scheme

When it happens

Trigger: Thrown at pkg/apiclient/client.go:107 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/ada2114c0e0801c0. Report an issue: GitHub.