web

Documentation

Index

• func MustBuildServerURL(pathPrefix string) string
• type AlertStatus
• type AlertsHandler
  • func (h *AlertsHandler) ServeHTTP(w http.ResponseWriter, r *http.Request)
• type ConsolesHandler
  • func (h *ConsolesHandler) ServeHTTP(w http.ResponseWriter, r *http.Request)
• type GraphsHandler
  • func (h *GraphsHandler) ServeHTTP(w http.ResponseWriter, r *http.Request)
• type PrometheusStatusHandler
  • func (h *PrometheusStatusHandler) ApplyConfig(conf *config.Config)
  • func (h *PrometheusStatusHandler) ServeHTTP(w http.ResponseWriter, r *http.Request)
  • func (h *PrometheusStatusHandler) TargetHealthToClass() map[retrieval.TargetHealth]string
• type WebService
  • func (ws WebService) ServeForever(pathPrefix string)

Functions

func MustBuildServerURL

func MustBuildServerURL(pathPrefix string) string

MustBuildServerURL returns the server URL and panics in case an error occurs.

Types

type AlertStatus

type AlertStatus struct {
	AlertingRules        []*rules.AlertingRule
	AlertStateToRowClass map[rules.AlertState]string
}

AlertStatus bundles alerting rules and the mapping of alert states to row classes.

type AlertsHandler

type AlertsHandler struct {
	RuleManager *rules.Manager
	PathPrefix  string
	// contains filtered or unexported fields
}

AlertsHandler implements http.Handler.

func (*AlertsHandler) ServeHTTP

func (h *AlertsHandler) ServeHTTP(w http.ResponseWriter, r *http.Request)

type ConsolesHandler

type ConsolesHandler struct {
	QueryEngine *promql.Engine
	PathPrefix  string
}

ConsolesHandler implements http.Handler.

func (*ConsolesHandler) ServeHTTP

func (h *ConsolesHandler) ServeHTTP(w http.ResponseWriter, r *http.Request)

type GraphsHandler

type GraphsHandler struct {
	PathPrefix string
}

GraphsHandler implements http.Handler.

func (*GraphsHandler) ServeHTTP

func (h *GraphsHandler) ServeHTTP(w http.ResponseWriter, r *http.Request)

type PrometheusStatusHandler

type PrometheusStatusHandler struct {
	BuildInfo map[string]string
	Config    string
	Flags     map[string]string

	RuleManager *rules.Manager
	TargetPools func() map[string][]*retrieval.Target

	Birth      time.Time
	PathPrefix string
	// contains filtered or unexported fields
}

PrometheusStatusHandler implements http.Handler.

func (*PrometheusStatusHandler) ApplyConfig

func (h *PrometheusStatusHandler) ApplyConfig(conf *config.Config)

ApplyConfig updates the status handler's state as the new config requires.

func (*PrometheusStatusHandler) ServeHTTP

func (h *PrometheusStatusHandler) ServeHTTP(w http.ResponseWriter, r *http.Request)

func (*PrometheusStatusHandler) TargetHealthToClass

func (h *PrometheusStatusHandler) TargetHealthToClass() map[retrieval.TargetHealth]string

TargetHealthToClass returns a map of TargetHealth to the name of a Bootstrap CSS class.

type WebService

type WebService struct {
	StatusHandler   *PrometheusStatusHandler
	MetricsHandler  *api.MetricsService
	AlertsHandler   *AlertsHandler
	ConsolesHandler *ConsolesHandler
	GraphsHandler   *GraphsHandler

	QuitChan chan struct{}
}

WebService handles the HTTP endpoints with the exception of /api.

func (WebService) ServeForever

func (ws WebService) ServeForever(pathPrefix string)

ServeForever serves the HTTP endpoints and only returns upon errors.