utils

package
v0.14.6 Latest Latest
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 Go to latest Published: Mar 23, 2023 License: Apache-2.0 Imports: 32 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	MountCmdName                        = "mount"
	UMountCmdName                       = "umount"
	MountPointCmdName                   = "mountpoint"
	IsNotMountPoint                     = "is not a mountpoint"
	IsNotMountPointZhCN                 = "不是一个挂载点"
	ErrEndpointNotConnected             = "transport endpoint is not connected"
	TransportEndpointIsNotConnected     = "Transport endpoint is not connected"
	SocketNotConnected                  = "Socket not connected"
	TransportEndpointIsNotConnectedZhCN = "传输端点尚未连接"
	DirectoryNotEmpty                   = "directory not empty"
	DirectoryNotEmptyZhCN               = "目录非空"
	NotMounted                          = "not mounted"

	CmdTimeoutEnv            = "CMD_TIMEOUT_IN_SECOND"
	DefaultCmdTimoutInSecond = 60
	KillPGroupCmd            = "kill -9 -%d"
)
View Source 
const (
	VolumePluginName = "kubernetes.io~csi"

	KubeletDataPathEnv        = "KUBELET_DATA_PATH"
	NotRootUserEnableEnv      = "NOT_ROOT_USER_ENABLE"
	MountPointIntervalTimeEnv = "MOUNT_POINT_INTERVAL_TIME"
	PodsHandleConcurrencyEnv  = "PODS_HANDLE_CONCURRENCY"
	PodUpdateIntervalTimeEnv  = "POD_UPDATE_INTERVAL_TIME"
	DefaultUIDEnv             = "DEFAULT_UID_ENV"
	DefaultGIDEnv             = "DEFAULT_GID_ENV"
	K8SConfigPathEnv          = "K8S_CONFIG_PATH"
	K8SClientTimeoutEnv       = "K8S_CLIENT_TIMEOUT"

	DefaultKubeletDataPath       = "/var/lib/kubelet"
	DefaultCheckIntervalTime     = 15
	DefaultK8SClientTimeout      = 0
	DefaultPodsHandleConcurrency = 10
	DefaultUpdateIntervalTime    = 15
	DefaultUID                   = 601
	DefaultGID                   = 601
)

Variables

This section is empty.

Functions

func CleanUpMountPoint 

func CleanUpMountPoint(path string) error

func CleanUpMountPoints 

func CleanUpMountPoints(paths []string) error

func ExecCmdWithTimeout 

func ExecCmdWithTimeout(name string, args []string) ([]byte, error)

func ExecMount 

func ExecMount(sourcePath, targetPath string, args []string) ([]byte, error)

func ExecMountBind 

func ExecMountBind(sourcePath, targetPath string, ReadOnly bool) ([]byte, error)

func Exist 

func Exist(path string) (bool, error)

func ForceUnmount 

func ForceUnmount(path string) error

func ForceUnmountAndRemove 

func ForceUnmountAndRemove(path string) error

func FsIDToFsNameUsername 

func FsIDToFsNameUsername(fsID string) (fsName, username string)

func GetCmdTimeout 

func GetCmdTimeout() time.Duration

func GetDefaultGID 

func GetDefaultGID() int

func GetDefaultUID 

func GetDefaultUID() int

func GetDiskPercent added in v0.14.6 

func GetDiskPercent() float64

func GetFileInode 

func GetFileInode(path string) (uint64, error)

func GetFsNameAndUserNameByFsID 

func GetFsNameAndUserNameByFsID(fsID string) (fsName, username string, err error)

func GetK8SConfigPathEnv 

func GetK8SConfigPathEnv() string

func GetK8STimeoutEnv 

func GetK8STimeoutEnv() int

func GetKubeletDataPath 

func GetKubeletDataPath() string

func GetMountPointCheckIntervalTime 

func GetMountPointCheckIntervalTime() int

func GetPodUIDFromTargetPath 

func GetPodUIDFromTargetPath(targetPath string) string

func GetPodsHandleConcurrency 

func GetPodsHandleConcurrency() int

func GetPodsUpdateIntervalTime 

func GetPodsUpdateIntervalTime() int

func GetProcessCPUPercent added in v0.14.6 

func GetProcessCPUPercent() float64

func GetProcessMemPercent added in v0.14.6 

func GetProcessMemPercent() float32

func GetRandID 

func GetRandID(randNum int) string

func GetRootToken 

func GetRootToken(ctx *logger.RequestContext) (string, error)

func GetSourceMountPath added in v0.14.4 

func GetSourceMountPath(pathPrefix string) string

default value: /var/lib/kubelet/pods/{podUID}/volumes/{volumePluginName}/{volumeName}/source

func GetSourceMountPathByPod 

func GetSourceMountPathByPod(podUID, volumeName string) string

GetSourceMountPathByPod default value: /var/lib/kubelet/pods/{podUID}/volumes/{volumePluginName}/{volumeName}/source

func GetSubPathSourcePath added in v0.14.4 

func GetSubPathSourcePath(volumePath, subpath string) string

func GetSubPathTargetPath added in v0.14.4 

func GetSubPathTargetPath(podUID string, volumeName string, containerName string, volumeMountIndex int) string

default value: /var/lib/kubelet/pods/{podUID}/volumes-subpaths/{volumeName}/{containerName}/{volumeMountIndex}

func GetSysCpuPercent added in v0.14.6 

func GetSysCpuPercent() float64

func GetSysMemPercent added in v0.14.6 

func GetSysMemPercent() (uint64, float64)

func GetVolumeBindMountPathByPod 

func GetVolumeBindMountPathByPod(podUID, volumeName string) string

GetVolumeBindMountPathByPod default value: /var/lib/kubelet/pods/{podUID}/volumes/{volumePluginName}/{volumeName}/mount

func GetVolumeMountPath 

func GetVolumeMountPath(pathPrefix string) string

GetVolumeMountPath default value: /var/lib/kubelet/pods/{podUID}/volumes/{volumePluginName}/{volumeName}/mount

func GetVolumeSourceMountPath 

func GetVolumeSourceMountPath(pathPrefix string) string

GetVolumeSourceMountPath default value: /var/lib/kubelet/pods/{podUID}/volumes/{volumePluginName}/{volumeName}/source

func IsEmptyDir 

func IsEmptyDir(path string) (bool, error)

func IsLikelyMountPoint 

func IsLikelyMountPoint(path string) (bool, error)

func IsMountPoint 

func IsMountPoint(path string) (bool, error)

func ManualUnmount 

func ManualUnmount(path string) error

func New 

func New(k8sConfigPath string, k8sClientTimeout int) (*k8sClient, error)

func Open 

func Open(path string) (io.ReadCloser, error)

func ProcessCacheConfig 

func ProcessCacheConfig(fsCacheBase64 string) (model.FSCacheConfig, error)

func ProcessFSInfo 

func ProcessFSInfo(fsInfoBase64 string) (model.FileSystem, error)

func Readdirnames 

func Readdirnames(path string) ([]string, error)

Readdirnames reads the contents of the directory associated with file and returns a slice of up to n names of files in the directory.

The ioutil.ReadDir function will get the directory name and call lstat to get the directory FileInfo. but when mount point is not connected, lstat function will return error

Types

type Client 

type Client interface {
	// pod
	ProxyGetPods(nodeID string) (result *corev1.PodList, err error)
	CreatePod(pod *corev1.Pod) (*corev1.Pod, error)
	GetPod(namespace, name string) (*corev1.Pod, error)
	PatchPod(namespace, name string, data []byte) error
	UpdatePod(namespace string, pod *corev1.Pod) (*corev1.Pod, error)
	DeletePod(pod *corev1.Pod) error
	GetPodLog(namespace, podName, containerName string) (string, error)
	PatchPodAnnotation(pod *corev1.Pod) error
	PatchPodLabel(pod *corev1.Pod) error
	// pv
	CreatePersistentVolume(pv *corev1.PersistentVolume) (*corev1.PersistentVolume, error)
	DeletePersistentVolume(name string, deleteOptions metav1.DeleteOptions) error
	GetPersistentVolume(name string, getOptions metav1.GetOptions) (*corev1.PersistentVolume, error)
	ListPersistentVolume(listOptions metav1.ListOptions) (*corev1.PersistentVolumeList, error)
	// pvc
	CreatePersistentVolumeClaim(namespace string, pvc *corev1.PersistentVolumeClaim) (*corev1.PersistentVolumeClaim, error)
	DeletePersistentVolumeClaim(namespace, name string, deleteOptions metav1.DeleteOptions) error
	GetPersistentVolumeClaim(namespace, name string, getOptions metav1.GetOptions) (*corev1.PersistentVolumeClaim, error)
	// ns
	GetNamespace(namespace string, getOptions metav1.GetOptions) (*corev1.Namespace, error)
	ListNamespaces(listOptions metav1.ListOptions) (*corev1.NamespaceList, error)
}

func GetFakeK8sClient 

func GetFakeK8sClient() Client

func GetK8sClient 

func GetK8sClient() (Client, error)

type PatchMapValue 

type PatchMapValue struct {
	Op    string            `json:"op"`
	Path  string            `json:"path"`
	Value map[string]string `json:"value"`
}

Source Files

View all Source files

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