src/go/plugin/go.d/modules/consul/init.go
// SPDX-License-Identifier: GPL-3.0-or-later
package consul
import (
"errors"
"net/http"
"net/url"
"github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/prometheus"
"github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/web"
)
func (c *Consul) validateConfig() error {
if c.URL == "" {
return errors.New("'url' not set")
}
return nil
}
func (c *Consul) initHTTPClient() (*http.Client, error) {
return web.NewHTTPClient(c.ClientConfig)
}
const urlPathAgentMetrics = "/v1/agent/metrics"
func (c *Consul) initPrometheusClient(httpClient *http.Client) (prometheus.Prometheus, error) {
r, err := web.NewHTTPRequest(c.RequestConfig.Copy())
if err != nil {
return nil, err
}
r.URL.Path = urlPathAgentMetrics
r.URL.RawQuery = url.Values{
"format": []string{"prometheus"},
}.Encode()
req := c.RequestConfig.Copy()
req.URL = r.URL.String()
if c.ACLToken != "" {
if req.Headers == nil {
req.Headers = make(map[string]string)
}
req.Headers["X-Consul-Token"] = c.ACLToken
}
return prometheus.New(httpClient, req), nil
}