mirror of
https://gitea.com/Lydanne/buildx.git
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bbc902b4d6
Bump github.com/gogo/googleapis to v1.3.2 Bump github.com/docker/cli to master Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>
74 lines
1.9 KiB
Go
74 lines
1.9 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package net
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import (
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"net"
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"net/url"
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"os"
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"reflect"
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"syscall"
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)
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// IPNetEqual checks if the two input IPNets are representing the same subnet.
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// For example,
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// 10.0.0.1/24 and 10.0.0.0/24 are the same subnet.
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// 10.0.0.1/24 and 10.0.0.0/25 are not the same subnet.
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func IPNetEqual(ipnet1, ipnet2 *net.IPNet) bool {
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if ipnet1 == nil || ipnet2 == nil {
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return false
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}
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if reflect.DeepEqual(ipnet1.Mask, ipnet2.Mask) && ipnet1.Contains(ipnet2.IP) && ipnet2.Contains(ipnet1.IP) {
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return true
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}
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return false
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}
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// Returns if the given err is "connection reset by peer" error.
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func IsConnectionReset(err error) bool {
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if urlErr, ok := err.(*url.Error); ok {
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err = urlErr.Err
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}
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if opErr, ok := err.(*net.OpError); ok {
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err = opErr.Err
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}
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if osErr, ok := err.(*os.SyscallError); ok {
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err = osErr.Err
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}
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if errno, ok := err.(syscall.Errno); ok && errno == syscall.ECONNRESET {
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return true
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}
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return false
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}
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// Returns if the given err is "connection refused" error
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func IsConnectionRefused(err error) bool {
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if urlErr, ok := err.(*url.Error); ok {
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err = urlErr.Err
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}
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if opErr, ok := err.(*net.OpError); ok {
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err = opErr.Err
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}
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if osErr, ok := err.(*os.SyscallError); ok {
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err = osErr.Err
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}
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if errno, ok := err.(syscall.Errno); ok && errno == syscall.ECONNREFUSED {
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return true
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}
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return false
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}
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