mirror of
https://gitee.com/rainbond/Rainbond.git
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86 lines
2.3 KiB
Go
86 lines
2.3 KiB
Go
// Copyright (C) 2014-2018 Goodrain Co., Ltd.
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// RAINBOND, Application Management Platform
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package callback
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import (
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"time"
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"github.com/Sirupsen/logrus"
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"github.com/goodrain/rainbond/discover"
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"github.com/goodrain/rainbond/discover/config"
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"github.com/goodrain/rainbond/monitor/prometheus"
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"github.com/goodrain/rainbond/monitor/utils"
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"github.com/prometheus/common/model"
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)
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//Etcd etcd discover
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type Etcd struct {
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discover.Callback
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Prometheus *prometheus.Manager
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sortedEndpoints []string
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}
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//UpdateEndpoints update endpoints
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func (e *Etcd) UpdateEndpoints(endpoints ...*config.Endpoint) {
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newArr := utils.TrimAndSort(endpoints)
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if utils.ArrCompare(e.sortedEndpoints, newArr) {
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logrus.Debugf("The endpoints is not modify: %s", e.Name())
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return
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}
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e.sortedEndpoints = newArr
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scrape := e.toScrape()
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e.Prometheus.UpdateScrape(scrape)
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}
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func (e *Etcd) Error(err error) {
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logrus.Error(err)
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}
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//Name name
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func (e *Etcd) Name() string {
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return "etcd"
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}
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func (e *Etcd) toScrape() *prometheus.ScrapeConfig {
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ts := make([]string, 0, len(e.sortedEndpoints))
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for _, end := range e.sortedEndpoints {
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ts = append(ts, end)
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}
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return &prometheus.ScrapeConfig{
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JobName: e.Name(),
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ScrapeInterval: model.Duration(1 * time.Minute),
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ScrapeTimeout: model.Duration(30 * time.Second),
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MetricsPath: "/metrics",
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ServiceDiscoveryConfig: prometheus.ServiceDiscoveryConfig{
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StaticConfigs: []*prometheus.Group{
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{
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Targets: ts,
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Labels: map[model.LabelName]model.LabelValue{
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"component": model.LabelValue(e.Name()),
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},
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},
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},
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},
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}
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}
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