mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-20 20:10:22 +00:00
114 lines
2.7 KiB
Go
114 lines
2.7 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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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 flag
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import (
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"errors"
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"flag"
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"strings"
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)
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// NamedCertKey is a flag value parsing "certfile,keyfile" and "certfile,keyfile:name,name,name".
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type NamedCertKey struct {
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Names []string
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CertFile, KeyFile string
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}
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var _ flag.Value = &NamedCertKey{}
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func (nkc *NamedCertKey) String() string {
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s := nkc.CertFile + "," + nkc.KeyFile
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if len(nkc.Names) > 0 {
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s = s + ":" + strings.Join(nkc.Names, ",")
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}
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return s
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}
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func (nkc *NamedCertKey) Set(value string) error {
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cs := strings.SplitN(value, ":", 2)
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var keycert string
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if len(cs) == 2 {
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var names string
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keycert, names = strings.TrimSpace(cs[0]), strings.TrimSpace(cs[1])
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if names == "" {
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return errors.New("empty names list is not allowed")
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}
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nkc.Names = nil
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for _, name := range strings.Split(names, ",") {
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nkc.Names = append(nkc.Names, strings.TrimSpace(name))
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}
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} else {
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nkc.Names = nil
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keycert = strings.TrimSpace(cs[0])
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}
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cs = strings.Split(keycert, ",")
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if len(cs) != 2 {
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return errors.New("expected comma separated certificate and key file paths")
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}
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nkc.CertFile = strings.TrimSpace(cs[0])
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nkc.KeyFile = strings.TrimSpace(cs[1])
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return nil
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}
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func (*NamedCertKey) Type() string {
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return "namedCertKey"
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}
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// NamedCertKeyArray is a flag value parsing NamedCertKeys, each passed with its own
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// flag instance (in contrast to comma separated slices).
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type NamedCertKeyArray struct {
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value *[]NamedCertKey
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changed bool
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}
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var _ flag.Value = &NamedCertKey{}
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// NewNamedKeyCertArray creates a new NamedCertKeyArray with the internal value
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// pointing to p.
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func NewNamedCertKeyArray(p *[]NamedCertKey) *NamedCertKeyArray {
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return &NamedCertKeyArray{
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value: p,
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}
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}
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func (a *NamedCertKeyArray) Set(val string) error {
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nkc := NamedCertKey{}
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err := nkc.Set(val)
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if err != nil {
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return err
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}
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if !a.changed {
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*a.value = []NamedCertKey{nkc}
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a.changed = true
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} else {
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*a.value = append(*a.value, nkc)
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}
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return nil
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}
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func (a *NamedCertKeyArray) Type() string {
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return "namedCertKey"
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}
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func (a *NamedCertKeyArray) String() string {
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nkcs := make([]string, 0, len(*a.value))
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for i := range *a.value {
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nkcs = append(nkcs, (*a.value)[i].String())
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}
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return "[" + strings.Join(nkcs, ";") + "]"
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}
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