go.etcd.io/etcd@v3.3.27+incompatible/pkg/flags/urls.go (about)

     1  // Copyright 2015 The etcd Authors
     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  
    15  package flags
    16  
    17  import (
    18  	"strings"
    19  
    20  	"github.com/coreos/etcd/pkg/types"
    21  )
    22  
    23  type 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
    27  func (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  
    38  func (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  
    46  func 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  }