src/go/plugin/go.d/modules/haproxy/init.go
// SPDX-License-Identifier: GPL-3.0-or-later
package haproxy
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 (h *Haproxy) validateConfig() error {
if h.URL == "" {
return errors.New("'url' is not set")
}
if _, err := web.NewHTTPRequest(h.RequestConfig); err != nil {
return err
}
return nil
}
func (h *Haproxy) initPrometheusClient() (prometheus.Prometheus, error) {
httpClient, err := web.NewHTTPClient(h.ClientConfig)
if err != nil {
return nil, err
}
prom := prometheus.NewWithSelector(httpClient, h.RequestConfig, sr)
return prom, nil
}
var sr, _ = selector.Expr{
Allow: []string{
metricBackendHTTPResponsesTotal,
metricBackendCurrentQueue,
metricBackendQueueTimeAverageSeconds,
metricBackendBytesInTotal,
metricBackendResponseTimeAverageSeconds,
metricBackendSessionsTotal,
metricBackendCurrentSessions,
metricBackendBytesOutTotal,
},
}.Parse()