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// SPDX-License-Identifier: GPL-3.0-or-later
package consul
import (
"encoding/json"
"fmt"
"io"
"net/http"
"github.com/netdata/netdata/go/go.d.plugin/pkg/web"
)
const (
precision = 1000
)
func (c *Consul) collect() (map[string]int64, error) {
if c.cfg == nil {
if err := c.collectConfiguration(); err != nil {
return nil, err
}
c.addGlobalChartsOnce.Do(c.addGlobalCharts)
}
mx := make(map[string]int64)
if err := c.collectChecks(mx); err != nil {
return nil, err
}
if c.isServer() {
if !c.isCloudManaged() {
c.addServerAutopilotChartsOnce.Do(c.addServerAutopilotHealthCharts)
// 'operator/autopilot/health' is disabled in Cloud managed (403: Operation is not allowed in managed Consul clusters)
if err := c.collectAutopilotHealth(mx); err != nil {
return nil, err
}
}
if err := c.collectNetworkRTT(mx); err != nil {
return nil, err
}
}
if c.isTelemetryPrometheusEnabled() {
if err := c.collectMetricsPrometheus(mx); err != nil {
return nil, err
}
}
return mx, nil
}
func (c *Consul) isTelemetryPrometheusEnabled() bool {
return c.cfg.DebugConfig.Telemetry.PrometheusOpts.Expiration != "0s"
}
func (c *Consul) isCloudManaged() bool {
return c.cfg.DebugConfig.Cloud.ClientSecret != "" || c.cfg.DebugConfig.Cloud.ResourceID != ""
}
func (c *Consul) hasLicense() bool {
return c.cfg.Stats.License.ID != ""
}
func (c *Consul) isServer() bool {
return c.cfg.Config.Server
}
func (c *Consul) doOKDecode(urlPath string, in interface{}, statusCodes ...int) error {
req, err := web.NewHTTPRequest(c.Request.Copy())
if err != nil {
return fmt.Errorf("error on creating request: %v", err)
}
req.URL.Path = urlPath
if c.ACLToken != "" {
req.Header.Set("X-Consul-Token", c.ACLToken)
}
resp, err := c.httpClient.Do(req)
if err != nil {
return fmt.Errorf("error on request to %s : %v", req.URL, err)
}
defer closeBody(resp)
codes := map[int]bool{http.StatusOK: true}
for _, v := range statusCodes {
codes[v] = true
}
if !codes[resp.StatusCode] {
return fmt.Errorf("%s returned HTTP status %d", req.URL, resp.StatusCode)
}
if err = json.NewDecoder(resp.Body).Decode(&in); err != nil {
return fmt.Errorf("error on decoding response from %s : %v", req.URL, err)
}
return nil
}
func closeBody(resp *http.Response) {
if resp != nil && resp.Body != nil {
_, _ = io.Copy(io.Discard, resp.Body)
_ = resp.Body.Close()
}
}
func boolToInt(v bool) int64 {
if v {
return 1
}
return 0
}
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