mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-23 06:40:23 +00:00
f60a07ae82
some of the kubernetes independent packages are moved out of the tree to new projects. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
80 lines
2.1 KiB
Go
80 lines
2.1 KiB
Go
// +build !linux
|
|
|
|
/*
|
|
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 nsenter
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
"k8s.io/utils/exec"
|
|
)
|
|
|
|
const (
|
|
// DefaultHostRootFsPath is path to host's filesystem mounted into container
|
|
// with kubelet.
|
|
DefaultHostRootFsPath = "/rootfs"
|
|
)
|
|
|
|
// Nsenter is a type alias for backward compatibility
|
|
type Nsenter = NSEnter
|
|
|
|
// NSEnter is part of experimental support for running the kubelet
|
|
// in a container.
|
|
type NSEnter struct {
|
|
// a map of commands to their paths on the host filesystem
|
|
Paths map[string]string
|
|
}
|
|
|
|
// NewNsenter constructs a new instance of NSEnter
|
|
func NewNsenter(hostRootFsPath string, executor exec.Interface) (*Nsenter, error) {
|
|
return &Nsenter{}, nil
|
|
}
|
|
|
|
// Exec executes nsenter commands in hostProcMountNsPath mount namespace
|
|
func (ne *NSEnter) Exec(cmd string, args []string) exec.Cmd {
|
|
return nil
|
|
}
|
|
|
|
// AbsHostPath returns the absolute runnable path for a specified command
|
|
func (ne *NSEnter) AbsHostPath(command string) string {
|
|
return ""
|
|
}
|
|
|
|
// SupportsSystemd checks whether command systemd-run exists
|
|
func (ne *NSEnter) SupportsSystemd() (string, bool) {
|
|
return "", false
|
|
}
|
|
|
|
// Command returns a command wrapped with nenter
|
|
func (ne *NSEnter) Command(cmd string, args ...string) exec.Cmd {
|
|
return nil
|
|
}
|
|
|
|
// CommandContext returns a CommandContext wrapped with nsenter
|
|
func (ne *NSEnter) CommandContext(ctx context.Context, cmd string, args ...string) exec.Cmd {
|
|
return nil
|
|
}
|
|
|
|
// LookPath returns a LookPath wrapped with nsenter
|
|
func (ne *NSEnter) LookPath(file string) (string, error) {
|
|
return "", fmt.Errorf("not implemented, error looking up : %s", file)
|
|
}
|
|
|
|
var _ exec.Interface = &NSEnter{}
|