kubernetes checks_windows 源码
kubernetes checks_windows 代码
文件路径：/cmd/kubeadm/app/preflight/checks_windows.go
//go:build windows
// +build windows
/*
Copyright 2017 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 preflight
import (
"os/user"
"github.com/pkg/errors"
)
// The "Well-known SID" of Administrator group
// https://support.microsoft.com/en-us/help/243330/well-known-security-identifiers-in-windows-operating-systems
const administratorSID = "S-1-5-32-544"
// Check validates if a user has elevated (administrator) privileges.
func (ipuc IsPrivilegedUserCheck) Check() (warnings, errorList []error) {
currUser, err := user.Current()
if err != nil {
return nil, []error{errors.Wrap(err, "cannot get current user")}
}
groupIds, err := currUser.GroupIds()
if err != nil {
return nil, []error{errors.Wrap(err, "cannot get group IDs for current user")}
}
for _, sid := range groupIds {
if sid == administratorSID {
return nil, nil
}
}
return nil, []error{errors.New("user is not running as administrator")}
}
// Check number of memory required by kubeadm
// No-op for Windows.
func (mc MemCheck) Check() (warnings, errorList []error) {
return nil, nil
}
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