98 lines
2.4 KiB
Go
98 lines
2.4 KiB
Go
package cli
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import (
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"errors"
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"fmt"
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"net/url"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/prometheus/alertmanager/pkg/parse"
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"github.com/prometheus/alertmanager/types"
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"github.com/prometheus/common/model"
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"github.com/prometheus/prometheus/pkg/labels"
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)
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type ByAlphabetical []labels.Matcher
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func (s ByAlphabetical) Len() int { return len(s) }
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func (s ByAlphabetical) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
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func (s ByAlphabetical) Less(i, j int) bool {
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if s[i].Name != s[j].Name {
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return s[i].Name < s[j].Name
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} else if s[i].Type != s[j].Type {
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return s[i].Type < s[j].Type
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} else if s[i].Value != s[j].Value {
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return s[i].Value < s[j].Value
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} else {
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return false
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}
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}
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func GetAlertmanagerURL() (*url.URL, error) {
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u, err := url.ParseRequestURI(viper.GetString("alertmanager.url"))
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if err != nil {
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return nil, errors.New("Invalid alertmanager url")
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}
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return u, nil
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}
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// Parse a list of labels (cli arguments)
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func parseMatchers(inputLabels []string) ([]labels.Matcher, error) {
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matchers := make([]labels.Matcher, 0)
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for _, v := range inputLabels {
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name, value, matchType, err := parse.Input(v)
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if err != nil {
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return []labels.Matcher{}, err
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}
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matchers = append(matchers, labels.Matcher{
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Type: matchType,
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Name: name,
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Value: value,
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})
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}
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return matchers, nil
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}
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// Only valid for when you are going to add a silence
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func TypeMatchers(matchers []labels.Matcher) (types.Matchers, error) {
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typeMatchers := types.Matchers{}
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for _, matcher := range matchers {
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typeMatcher, err := TypeMatcher(matcher)
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if err != nil {
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return types.Matchers{}, err
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}
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typeMatchers = append(typeMatchers, &typeMatcher)
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}
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return typeMatchers, nil
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}
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// Only valid for when you are going to add a silence
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// Doesn't allow negative operators
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func TypeMatcher(matcher labels.Matcher) (types.Matcher, error) {
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typeMatcher := types.NewMatcher(model.LabelName(matcher.Name), matcher.Value)
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switch matcher.Type {
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case labels.MatchEqual:
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typeMatcher.IsRegex = false
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case labels.MatchRegexp:
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typeMatcher.IsRegex = true
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default:
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return types.Matcher{}, fmt.Errorf("invalid match type for creation operation: %s", matcher.Type)
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}
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return *typeMatcher, nil
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}
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func CommandWrapper(command func(*cobra.Command, []string) error) func(*cobra.Command, []string) {
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return func(cmd *cobra.Command, args []string) {
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err := command(cmd, args)
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if err != nil {
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fmt.Printf("Error: %s\n", err)
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}
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}
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}
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