mirror of https://github.com/prometheus/prometheus
128 lines
3.0 KiB
Go
128 lines
3.0 KiB
Go
// Copyright 2013 Prometheus Team
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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 config
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import (
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"errors"
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"fmt"
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"github.com/prometheus/prometheus/model"
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"github.com/prometheus/prometheus/utility"
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"time"
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)
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type Config struct {
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Global *GlobalConfig
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Jobs []JobConfig
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}
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type GlobalConfig struct {
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ScrapeInterval time.Duration
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EvaluationInterval time.Duration
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Labels model.LabelSet
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RuleFiles []string
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}
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type JobConfig struct {
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Name string
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ScrapeInterval time.Duration
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Targets []Targets
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}
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type Targets struct {
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Endpoints []string
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Labels model.LabelSet
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}
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func New() *Config {
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return &Config{
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Global: &GlobalConfig{Labels: model.LabelSet{}},
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}
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}
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func (config *Config) AddJob(options map[string]string, targets []Targets) error {
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name, ok := options["name"]
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if !ok {
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return errors.New("Missing job name")
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}
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if len(targets) == 0 {
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return fmt.Errorf("No targets configured for job '%v'", name)
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}
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job := JobConfig{
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Targets: tmpJobTargets,
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}
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for option, value := range options {
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if err := job.SetOption(option, value); err != nil {
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return err
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}
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}
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config.Jobs = append(config.Jobs, job)
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return nil
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}
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func (config *Config) GetJobByName(name string) (jobConfig *JobConfig) {
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for _, job := range config.Jobs {
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if job.Name == name {
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jobConfig = &job
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break
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}
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}
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return
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}
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func (config *GlobalConfig) SetOption(option string, value string) (err error) {
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switch option {
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case "scrape_interval":
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config.ScrapeInterval, err = utility.StringToDuration(value)
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return nil
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case "evaluation_interval":
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config.EvaluationInterval, err = utility.StringToDuration(value)
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return err
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default:
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err = fmt.Errorf("Unrecognized global configuration option '%v'", option)
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}
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return
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}
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func (config *GlobalConfig) SetLabels(labels model.LabelSet) {
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for k, v := range labels {
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config.Labels[k] = v
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}
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}
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func (config *GlobalConfig) AddRuleFiles(ruleFiles []string) {
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for _, ruleFile := range ruleFiles {
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config.RuleFiles = append(config.RuleFiles, ruleFile)
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}
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}
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func (job *JobConfig) SetOption(option string, value string) (err error) {
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switch option {
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case "name":
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job.Name = value
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case "scrape_interval":
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job.ScrapeInterval, err = utility.StringToDuration(value)
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default:
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err = fmt.Errorf("Unrecognized job configuration option '%v'", option)
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}
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return
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}
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func (job *JobConfig) AddTargets(endpoints []string, labels model.LabelSet) {
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targets := Targets{
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Endpoints: endpoints,
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Labels: labels,
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}
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job.Targets = append(job.Targets, targets)
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}
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