mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-12-15 16:30:55 +01:00
63 lines
2.1 KiB
Go
63 lines
2.1 KiB
Go
package kubernetes
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/promauth"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/proxy"
|
|
)
|
|
|
|
// SDConfig represents kubernetes-based service discovery config.
|
|
//
|
|
// See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#kubernetes_sd_config
|
|
type SDConfig struct {
|
|
APIServer string `yaml:"api_server,omitempty"`
|
|
Role string `yaml:"role"`
|
|
BasicAuth *promauth.BasicAuthConfig `yaml:"basic_auth,omitempty"`
|
|
BearerToken string `yaml:"bearer_token,omitempty"`
|
|
BearerTokenFile string `yaml:"bearer_token_file,omitempty"`
|
|
ProxyURL proxy.URL `yaml:"proxy_url,omitempty"`
|
|
TLSConfig *promauth.TLSConfig `yaml:"tls_config,omitempty"`
|
|
Namespaces Namespaces `yaml:"namespaces,omitempty"`
|
|
Selectors []Selector `yaml:"selectors,omitempty"`
|
|
}
|
|
|
|
// Namespaces represents namespaces for SDConfig
|
|
type Namespaces struct {
|
|
Names []string `yaml:"names"`
|
|
}
|
|
|
|
// Selector represents kubernetes selector.
|
|
//
|
|
// See https://kubernetes.io/docs/concepts/overview/working-with-objects/field-selectors/
|
|
// and https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/
|
|
type Selector struct {
|
|
Role string `yaml:"role"`
|
|
Label string `yaml:"label"`
|
|
Field string `yaml:"field"`
|
|
}
|
|
|
|
// GetLabels returns labels for the given sdc and baseDir.
|
|
func (sdc *SDConfig) GetLabels(baseDir string) ([]map[string]string, error) {
|
|
cfg, err := getAPIConfig(sdc, baseDir)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("cannot create API config: %w", err)
|
|
}
|
|
switch sdc.Role {
|
|
case "node":
|
|
return getNodesLabels(cfg)
|
|
case "service":
|
|
return getServicesLabels(cfg)
|
|
case "pod":
|
|
return getPodsLabels(cfg)
|
|
case "endpoints":
|
|
return getEndpointsLabels(cfg)
|
|
case "endpointslices":
|
|
return getEndpointSlicesLabels(cfg)
|
|
case "ingress":
|
|
return getIngressesLabels(cfg)
|
|
default:
|
|
return nil, fmt.Errorf("unexpected `role`: %q; must be one of `node`, `service`, `pod`, `endpoints` or `ingress`; skipping it", sdc.Role)
|
|
}
|
|
}
|