github.com/sacloud/iaas-api-go@v1.12.0/customize_dns.go (about)

     1  // Copyright 2022-2023 The sacloud/iaas-api-go 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 iaas
    16  
    17  import "github.com/sacloud/iaas-api-go/types"
    18  
    19  type DNSRecords []*DNSRecord
    20  
    21  // Add レコードを追加します。名前/タイプ/値が同じレコードが存在する場合は何もしません
    22  func (o *DNSRecords) Add(rs ...*DNSRecord) {
    23  	for _, r := range rs {
    24  		if o.Exist(r) {
    25  			continue
    26  		}
    27  		*o = append(*o, r)
    28  	}
    29  }
    30  
    31  // Delete 名前/タイプ/値が同じレコードを削除します
    32  func (o *DNSRecords) Delete(rs ...*DNSRecord) {
    33  	var res []*DNSRecord
    34  	for _, cur := range *o {
    35  		remove := false
    36  		for _, r := range rs {
    37  			if cur.Equal(r) {
    38  				remove = true
    39  				break
    40  			}
    41  		}
    42  		if !remove {
    43  			res = append(res, cur)
    44  		}
    45  	}
    46  	*o = res
    47  }
    48  
    49  // Find 名前/タイプ/値が同じレコードを返す
    50  func (o *DNSRecords) Find(name string, tp types.EDNSRecordType, rdata string) *DNSRecord {
    51  	for _, r := range *o {
    52  		if r.Equal(&DNSRecord{Name: name, Type: tp, RData: rdata}) {
    53  			return r
    54  		}
    55  	}
    56  	return nil
    57  }
    58  
    59  // Exist 名前/タイプ/値が同じレコードが存在する場合にtrueを返す
    60  func (o *DNSRecords) Exist(record *DNSRecord) bool {
    61  	if record == nil {
    62  		return false
    63  	}
    64  	for _, r := range *o {
    65  		if r.Equal(record) {
    66  			return true
    67  		}
    68  	}
    69  	return false
    70  }