mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-27 00:30:18 +00:00
47 lines
1.3 KiB
Go
47 lines
1.3 KiB
Go
|
/*
|
||
|
|
Copyright 2016 The Kubernetes Authors.
|
||
|
|
|
||
|
|
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 net
|
||
|
|
|
||
|
|
import (
|
||
|
|
"net"
|
||
|
|
"reflect"
|
||
|
|
"syscall"
|
||
|
|
)
|
||
|
|
|
||
|
|
// IPNetEqual checks if the two input IPNets are representing the same subnet.
|
||
|
|
// For example,
|
||
|
|
// 10.0.0.1/24 and 10.0.0.0/24 are the same subnet.
|
||
|
|
// 10.0.0.1/24 and 10.0.0.0/25 are not the same subnet.
|
||
|
|
func IPNetEqual(ipnet1, ipnet2 *net.IPNet) bool {
|
||
|
|
if ipnet1 == nil || ipnet2 == nil {
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
if reflect.DeepEqual(ipnet1.Mask, ipnet2.Mask) && ipnet1.Contains(ipnet2.IP) && ipnet2.Contains(ipnet1.IP) {
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
|
||
|
|
// Returns if the given err is "connection reset by peer" error.
|
||
|
|
func IsConnectionReset(err error) bool {
|
||
|
|
opErr, ok := err.(*net.OpError)
|
||
|
|
if ok && opErr.Err.Error() == syscall.ECONNRESET.Error() {
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
return false
|
||
|
|
}
|