130 lines
2.6 KiB
Go
130 lines
2.6 KiB
Go
/*
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Copyright 2018 The Kubernetes Authors All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package options
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import (
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"sort"
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"strings"
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"fmt"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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type MetricSet map[string]struct{}
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func (ms *MetricSet) String() string {
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s := *ms
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ss := s.asSlice()
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sort.Strings(ss)
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return strings.Join(ss, ",")
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}
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func (ms *MetricSet) Set(value string) error {
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s := *ms
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metrics := strings.Split(value, ",")
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for _, metric := range metrics {
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metric = strings.TrimSpace(metric)
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if len(metric) != 0 {
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s[metric] = struct{}{}
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}
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}
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return nil
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}
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func (ms MetricSet) asSlice() []string {
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metrics := []string{}
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for metric := range ms {
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metrics = append(metrics, metric)
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}
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return metrics
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}
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func (ms MetricSet) IsEmpty() bool {
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return len(ms.asSlice()) == 0
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}
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func (ms *MetricSet) Type() string {
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return "string"
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}
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type CollectorSet map[string]struct{}
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func (c *CollectorSet) String() string {
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s := *c
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ss := s.asSlice()
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sort.Strings(ss)
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return strings.Join(ss, ",")
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}
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func (c *CollectorSet) Set(value string) error {
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s := *c
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cols := strings.Split(value, ",")
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for _, col := range cols {
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col = strings.TrimSpace(col)
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if len(col) != 0 {
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_, ok := DefaultCollectors[col]
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if !ok {
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return fmt.Errorf("collector \"%s\" does not exist", col)
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}
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s[col] = struct{}{}
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}
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}
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return nil
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}
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func (c CollectorSet) asSlice() []string {
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cols := []string{}
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for col := range c {
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cols = append(cols, col)
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}
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return cols
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}
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func (c CollectorSet) isEmpty() bool {
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return len(c.asSlice()) == 0
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}
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func (c *CollectorSet) Type() string {
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return "string"
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}
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type NamespaceList []string
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func (n *NamespaceList) String() string {
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return strings.Join(*n, ",")
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}
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func (n *NamespaceList) IsAllNamespaces() bool {
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return len(*n) == 1 && (*n)[0] == metav1.NamespaceAll
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}
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func (n *NamespaceList) Set(value string) error {
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splittedNamespaces := strings.Split(value, ",")
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for _, ns := range splittedNamespaces {
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ns = strings.TrimSpace(ns)
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if len(ns) != 0 {
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*n = append(*n, ns)
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}
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}
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return nil
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}
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func (n *NamespaceList) Type() string {
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return "string"
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}
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