Update go dependencies

This commit is contained in:
Manuel Alejandro de Brito Fontes 2019-03-28 20:43:46 -03:00
parent 14a9e9f3fa
commit 14f4a7b8e8
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GPG key ID: 786136016A8BA02A
1349 changed files with 128369 additions and 32627 deletions

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@ -84,35 +84,12 @@ type Interface interface {
// MakeDir creates a new directory.
// Will operate in the host mount namespace if kubelet is running in a container
MakeDir(pathname string) error
// SafeMakeDir creates subdir within given base. It makes sure that the
// created directory does not escape given base directory mis-using
// symlinks. Note that the function makes sure that it creates the directory
// somewhere under the base, nothing else. E.g. if the directory already
// exists, it may exist outside of the base due to symlinks.
// This method should be used if the directory to create is inside volume
// that's under user control. User must not be able to use symlinks to
// escape the volume to create directories somewhere else.
SafeMakeDir(subdir string, base string, perm os.FileMode) error
// Will operate in the host mount namespace if kubelet is running in a container.
// Error is returned on any other error than "file not found".
ExistsPath(pathname string) (bool, error)
// EvalHostSymlinks returns the path name after evaluating symlinks.
// Will operate in the host mount namespace if kubelet is running in a container.
EvalHostSymlinks(pathname string) (string, error)
// CleanSubPaths removes any bind-mounts created by PrepareSafeSubpath in given
// pod volume directory.
CleanSubPaths(podDir string, volumeName string) error
// PrepareSafeSubpath does everything that's necessary to prepare a subPath
// that's 1) inside given volumePath and 2) immutable after this call.
//
// newHostPath - location of prepared subPath. It should be used instead of
// hostName when running the container.
// cleanupAction - action to run when the container is running or it failed to start.
//
// CleanupAction must be called immediately after the container with given
// subpath starts. On the other hand, Interface.CleanSubPaths must be called
// when the pod finishes.
PrepareSafeSubpath(subPath Subpath) (newHostPath string, cleanupAction func(), err error)
// GetMountRefs finds all mount references to the path, returns a
// list of paths. Path could be a mountpoint path, device or a normal
// directory (for bind mount).
@ -143,7 +120,7 @@ type Subpath struct {
// Exec executes command where mount utilities are. This can be either the host,
// container where kubelet runs or even a remote pod with mount utilities.
// Usual pkg/util/exec interface is not used because kubelet.RunInContainer does
// Usual k8s.io/utils/exec interface is not used because kubelet.RunInContainer does
// not provide stdin/stdout/stderr streams.
type Exec interface {
// Run executes a command and returns its stdout + stderr combined in one
@ -245,12 +222,9 @@ func GetDeviceNameFromMount(mounter Interface, mountPath string) (string, int, e
return device, refCount, nil
}
// IsNotMountPoint determines if a directory is a mountpoint.
// It should return ErrNotExist when the directory does not exist.
// This method uses the List() of all mountpoints
// It is more extensive than IsLikelyNotMountPoint
// and it detects bind mounts in linux
func IsNotMountPoint(mounter Interface, file string) (bool, error) {
// isNotMountPoint implements Mounter.IsNotMountPoint and is shared by mounter
// implementations.
func isNotMountPoint(mounter Interface, file string) (bool, error) {
// IsLikelyNotMountPoint provides a quick check
// to determine whether file IS A mountpoint
notMnt, notMntErr := mounter.IsLikelyNotMountPoint(file)
@ -358,15 +332,15 @@ func PathWithinBase(fullPath, basePath string) bool {
if err != nil {
return false
}
if startsWithBackstep(rel) {
if StartsWithBackstep(rel) {
// Needed to escape the base path
return false
}
return true
}
// startsWithBackstep checks if the given path starts with a backstep segment
func startsWithBackstep(rel string) bool {
// StartsWithBackstep checks if the given path starts with a backstep segment
func StartsWithBackstep(rel string) bool {
// normalize to / and check for ../
return rel == ".." || strings.HasPrefix(filepath.ToSlash(rel), "../")
}