106 lines
2.2 KiB
Go
106 lines
2.2 KiB
Go
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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"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 errors.New(fmt.Sprintf("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 *GlobalConfig) SetOption(option string, value string) error {
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switch option {
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case "scrape_interval":
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config.ScrapeInterval = stringToDuration(value)
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return nil
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case "evaluation_interval":
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config.EvaluationInterval = stringToDuration(value)
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return nil
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default:
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return errors.New(fmt.Sprintf("Unrecognized global configuration option '%v'", option))
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}
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return nil
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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) error {
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switch option {
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case "name":
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job.Name = value
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return nil
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case "scrape_interval":
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job.ScrapeInterval = stringToDuration(value)
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return nil
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default:
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return errors.New(fmt.Sprintf("Unrecognized job configuration option '%v'", option))
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}
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return nil
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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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