98 lines
2 KiB
Go
98 lines
2 KiB
Go
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/*
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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 componentconfig
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import (
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"fmt"
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"net"
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utilnet "k8s.io/apimachinery/pkg/util/net"
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)
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// used for validating command line opts
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// TODO(mikedanese): remove these when we remove command line flags
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type IPVar struct {
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Val *string
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}
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func (v IPVar) Set(s string) error {
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if net.ParseIP(s) == nil {
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return fmt.Errorf("%q is not a valid IP address", s)
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}
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if v.Val == nil {
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// it's okay to panic here since this is programmer error
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panic("the string pointer passed into IPVar should not be nil")
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}
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*v.Val = s
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return nil
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}
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func (v IPVar) String() string {
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if v.Val == nil {
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return ""
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}
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return *v.Val
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}
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func (v IPVar) Type() string {
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return "ip"
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}
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func (m *ProxyMode) Set(s string) error {
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*m = ProxyMode(s)
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return nil
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}
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func (m *ProxyMode) String() string {
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if m != nil {
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return string(*m)
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}
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return ""
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}
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func (m *ProxyMode) Type() string {
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return "ProxyMode"
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}
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type PortRangeVar struct {
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Val *string
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}
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func (v PortRangeVar) Set(s string) error {
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if _, err := utilnet.ParsePortRange(s); err != nil {
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return fmt.Errorf("%q is not a valid port range: %v", s, err)
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}
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if v.Val == nil {
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// it's okay to panic here since this is programmer error
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panic("the string pointer passed into PortRangeVar should not be nil")
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}
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*v.Val = s
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return nil
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}
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func (v PortRangeVar) String() string {
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if v.Val == nil {
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return ""
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}
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return *v.Val
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}
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func (v PortRangeVar) Type() string {
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return "port-range"
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}
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