firehol/netdata

// SPDX-License-Identifier: GPL-3.0-or-later

package traefik

import (
    "errors"

    "github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/prometheus"
    "github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/prometheus/selector"
    "github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/web"
)

func (t *Traefik) validateConfig() error {
    if t.URL == "" {
        return errors.New("'url' is not set")
    }
    return nil
}

func (t *Traefik) initPrometheusClient() (prometheus.Prometheus, error) {
    httpClient, err := web.NewHTTPClient(t.ClientConfig)
    if err != nil {
        return nil, err
    }

    prom := prometheus.NewWithSelector(httpClient, t.RequestConfig, sr)
    return prom, nil
}

var sr, _ = selector.Expr{
    Allow: []string{
        metricEntrypointRequestDurationSecondsSum,
        metricEntrypointRequestDurationSecondsCount,
        metricEntrypointRequestsTotal,
        metricEntrypointOpenConnections,
    },
}.Parse()