mirror of
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62 lines
1.8 KiB
Go
62 lines
1.8 KiB
Go
// Copyright 2013 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package web
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import (
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"net/http"
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"sync"
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"time"
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"github.com/prometheus/prometheus/config"
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"github.com/prometheus/prometheus/retrieval"
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"github.com/prometheus/prometheus/rules"
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)
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// PrometheusStatusHandler implements http.Handler.
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type PrometheusStatusHandler struct {
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mu sync.RWMutex
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BuildInfo map[string]string
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Config string
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Flags map[string]string
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RuleManager *rules.Manager
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TargetPools func() map[string][]*retrieval.Target
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Birth time.Time
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PathPrefix string
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}
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// TargetHealthToClass returns a map of TargetHealth to the name of a Bootstrap CSS class.
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func (h *PrometheusStatusHandler) TargetHealthToClass() map[retrieval.TargetHealth]string {
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return map[retrieval.TargetHealth]string{
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retrieval.HealthUnknown: "warning",
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retrieval.HealthGood: "success",
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retrieval.HealthBad: "danger",
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}
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}
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func (h *PrometheusStatusHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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h.mu.RLock()
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executeTemplate(w, "status", h, h.PathPrefix)
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h.mu.RUnlock()
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}
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// ApplyConfig updates the status handler's state as the new config requires.
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func (h *PrometheusStatusHandler) ApplyConfig(conf *config.Config) {
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h.mu.Lock()
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h.Config = conf.String()
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h.mu.Unlock()
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}
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