mirror of
https://github.com/minio/minio.git
synced 2025-11-04 02:01:05 +01:00
bccf549463
This change brings a change which was done for the 'mc' package to allow for clean repo and have a cleaner github drop in experience.
43 lines
1.3 KiB
Go
43 lines
1.3 KiB
Go
/*
|
|
* Minio Cloud Storage, (C) 2016 Minio, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"net"
|
|
"sort"
|
|
)
|
|
|
|
// byLastOctet implements sort.Interface used in sorting a list
|
|
// of ip address by their last octet value.
|
|
type byLastOctet []net.IP
|
|
|
|
func (n byLastOctet) Len() int { return len(n) }
|
|
func (n byLastOctet) Swap(i, j int) { n[i], n[j] = n[j], n[i] }
|
|
func (n byLastOctet) Less(i, j int) bool {
|
|
return []byte(n[i].To4())[3] < []byte(n[j].To4())[3]
|
|
}
|
|
|
|
// getIPsFromHosts - returns a reverse sorted list of ips based on the last octet value.
|
|
func getIPsFromHosts(hosts []string) (ips []net.IP) {
|
|
for _, host := range hosts {
|
|
ips = append(ips, net.ParseIP(host))
|
|
}
|
|
// Reverse sort ips by their last octet.
|
|
sort.Sort(sort.Reverse(byLastOctet(ips)))
|
|
return ips
|
|
}
|