utils

func CheckPidFile ¶

func CheckPidFile(program string, pidFile string) error

func CmdExists ¶

func CmdExists(name string) bool

CmdExists check if the given command is available on the host

func CreatePidFile ¶

func CreatePidFile(program string, pidFile string) error

CreatePidFile writes a sysbox pid to a file. If the file already exists, and its pid matches a current sysbox program, then an error is returned.

func DestroyPidFile ¶

func DestroyPidFile(pidFile string) error

func FilepathSort ¶

func FilepathSort(paths []string)

Sorts the give set of filepaths hierarchically; paths must be absolute.

func GetEnvVarInfo ¶

func GetEnvVarInfo(v string) (string, string, error)

GetEnvVarInfo returns the name and value of the given environment variable

func GetFsName ¶

func GetFsName(path string) (string, error)

func MountSliceContains ¶

func MountSliceContains(s []specs.Mount, x specs.Mount, match func(a, b specs.Mount) bool) bool

MountSliceContains returns true if mount x is in slice s.

func MountSliceEqual ¶

func MountSliceEqual(a, b []specs.Mount) bool

Compares the given mount slices and returns true if the match

func MountSliceRemove ¶

func MountSliceRemove(s, db []specs.Mount, cmp func(m1, m2 specs.Mount) bool) []specs.Mount

MountSliceRemove removes from slice 's' any elements which occur on slice 'db'; the given function is used to compare elements.

func MountSliceRemoveMatch ¶

func MountSliceRemoveMatch(s []specs.Mount, match func(specs.Mount) bool) []specs.Mount

MountSliceRemoveMatch removes from slice 's' any elements for which the 'match' function returns true.

func StringSliceContains ¶

func StringSliceContains(a []string, x string) bool

StringSliceContains returns true if x is in a

func StringSliceEqual ¶

func StringSliceEqual(a, b []string) bool

StringSliceEqual compares two slices and returns true if they match

func StringSliceFindShortest ¶

func StringSliceFindShortest(s []string) string

finds the shortest string in the given slice

func StringSliceRemove ¶

func StringSliceRemove(s, db []string) []string

StringSliceRemove removes from slice 's' any elements which occur on slice 'db'.

func StringSliceRemoveMatch ¶

func StringSliceRemoveMatch(s []string, match func(string) bool) []string

StringSliceRemoveMatch removes from slice 's' any elements for which the 'match' function returns true.

func StringSliceUniquify ¶

func StringSliceUniquify(s []string) []string

uniquify a string slice (i.e., remove duplicate elements)