mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-10 00:10:20 +00:00
57 lines
1.4 KiB
Go
57 lines
1.4 KiB
Go
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/*
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Copyright 2018 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 cephfs
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import (
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// "fmt"
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"os/exec"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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"k8s.io/kubernetes/pkg/util/keymutex"
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"k8s.io/kubernetes/pkg/util/mount"
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)
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func execCommand(command string, args ...string) ([]byte, error) {
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cmd := exec.Command(command, args...)
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return cmd.CombinedOutput()
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}
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func isMountPoint(p string) (bool, error) {
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notMnt, err := mount.New("").IsLikelyNotMountPoint(p)
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if err != nil {
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return false, status.Error(codes.Internal, err.Error())
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}
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return !notMnt, nil
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}
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func tryLock(id string, mtx keymutex.KeyMutex, name string) error {
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// TODO uncomment this once TryLockKey gets into Kubernetes
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/*
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if !mtx.TryLockKey(id) {
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msg := fmt.Sprintf("%s has a pending operation on %s", name, req.GetVolumeId())
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glog.Infoln(msg)
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return status.Error(codes.Aborted, msg)
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}
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*/
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return nil
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}
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