github.com/vmware/govmomi@v0.43.0/object/datastore_path.go (about)

     1  /*
     2  Copyright (c) 2016 VMware, Inc. All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package object
    18  
    19  import (
    20  	"fmt"
    21  	"path"
    22  	"strings"
    23  )
    24  
    25  // DatastorePath contains the components of a datastore path.
    26  type DatastorePath struct {
    27  	Datastore string
    28  	Path      string
    29  }
    30  
    31  // FromString parses a datastore path.
    32  // Returns true if the path could be parsed, false otherwise.
    33  func (p *DatastorePath) FromString(s string) bool {
    34  	if s == "" {
    35  		return false
    36  	}
    37  
    38  	s = strings.TrimSpace(s)
    39  
    40  	if !strings.HasPrefix(s, "[") {
    41  		return false
    42  	}
    43  
    44  	s = s[1:]
    45  
    46  	ix := strings.Index(s, "]")
    47  	if ix < 0 {
    48  		return false
    49  	}
    50  
    51  	p.Datastore = s[:ix]
    52  	p.Path = strings.TrimSpace(s[ix+1:])
    53  
    54  	return true
    55  }
    56  
    57  // String formats a datastore path.
    58  func (p *DatastorePath) String() string {
    59  	s := fmt.Sprintf("[%s]", p.Datastore)
    60  
    61  	if p.Path == "" {
    62  		return s
    63  	}
    64  
    65  	return strings.Join([]string{s, p.Path}, " ")
    66  }
    67  
    68  // IsVMDK returns true if Path has a ".vmdk" extension
    69  func (p *DatastorePath) IsVMDK() bool {
    70  	return path.Ext(p.Path) == ".vmdk"
    71  }