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rebase: update K8s packages to v0.32.1
Update K8s packages in go.mod to v0.32.1 Signed-off-by: Praveen M <m.praveen@ibm.com>
This commit is contained in:
108
vendor/k8s.io/cri-client/pkg/util/util_windows.go
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108
vendor/k8s.io/cri-client/pkg/util/util_windows.go
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//go:build windows
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// +build windows
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/*
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Copyright 2017 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 util
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import (
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"context"
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"fmt"
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"net"
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"net/url"
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"strings"
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"github.com/Microsoft/go-winio"
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)
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const (
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tcpProtocol = "tcp"
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npipeProtocol = "npipe"
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)
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// CreateListener creates a listener on the specified endpoint.
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func CreateListener(endpoint string) (net.Listener, error) {
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protocol, addr, err := parseEndpoint(endpoint)
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if err != nil {
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return nil, err
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}
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switch protocol {
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case tcpProtocol:
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return net.Listen(tcpProtocol, addr)
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case npipeProtocol:
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return winio.ListenPipe(addr, nil)
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default:
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return nil, fmt.Errorf("only support tcp and npipe endpoint")
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}
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}
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// GetAddressAndDialer returns the address parsed from the given endpoint and a context dialer.
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func GetAddressAndDialer(endpoint string) (string, func(ctx context.Context, addr string) (net.Conn, error), error) {
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protocol, addr, err := parseEndpoint(endpoint)
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if err != nil {
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return "", nil, err
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}
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if protocol == tcpProtocol {
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return addr, tcpDial, nil
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}
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if protocol == npipeProtocol {
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return addr, npipeDial, nil
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}
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return "", nil, fmt.Errorf("only support tcp and npipe endpoint")
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}
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func tcpDial(ctx context.Context, addr string) (net.Conn, error) {
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return (&net.Dialer{}).DialContext(ctx, tcpProtocol, addr)
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}
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func npipeDial(ctx context.Context, addr string) (net.Conn, error) {
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return winio.DialPipeContext(ctx, addr)
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}
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func parseEndpoint(endpoint string) (string, string, error) {
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// url.Parse doesn't recognize \, so replace with / first.
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endpoint = strings.Replace(endpoint, "\\", "/", -1)
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u, err := url.Parse(endpoint)
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if err != nil {
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return "", "", err
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}
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if u.Scheme == "tcp" {
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return "tcp", u.Host, nil
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} else if u.Scheme == "npipe" {
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if strings.HasPrefix(u.Path, "//./pipe") {
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return "npipe", u.Path, nil
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}
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// fallback host if not provided.
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host := u.Host
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if host == "" {
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host = "."
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}
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return "npipe", fmt.Sprintf("//%s%s", host, u.Path), nil
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} else if u.Scheme == "" {
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return "", "", fmt.Errorf("Using %q as endpoint is deprecated, please consider using full url format", endpoint)
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} else {
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return u.Scheme, "", fmt.Errorf("protocol %q not supported", u.Scheme)
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}
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}
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