1// Copyright 2015 CoreOS, Inc.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15package flags
16
17import (
18	"strings"
19
20	"github.com/coreos/etcd/pkg/types"
21)
22
23type URLsValue types.URLs
24
25// Set parses a command line set of URLs formatted like:
26// http://127.0.0.1:2380,http://10.1.1.2:80
27func (us *URLsValue) Set(s string) error {
28	strs := strings.Split(s, ",")
29	nus, err := types.NewURLs(strs)
30	if err != nil {
31		return err
32	}
33
34	*us = URLsValue(nus)
35	return nil
36}
37
38func (us *URLsValue) String() string {
39	all := make([]string, len(*us))
40	for i, u := range *us {
41		all[i] = u.String()
42	}
43	return strings.Join(all, ",")
44}
45
46func NewURLsValue(init string) *URLsValue {
47	v := &URLsValue{}
48	if err := v.Set(init); err != nil {
49		plog.Panicf("new URLsValue should never fail: %v", err)
50	}
51	return v
52}
53