utils

package
v1.0.0-rc2 Latest Latest
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Published: Sep 29, 2016 License: Apache-2.0 Imports: 11 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

func Annotations

func Annotations(labels []string) (bundle string, userAnnotations map[string]string)

Annotations returns the bundle path and user defined annotations from the libcontianer state. We need to remove the bundle because that is a label added by libcontainer.

func CleanPath added in v0.0.8

func CleanPath(path string) string

CleanPath makes a path safe for use with filepath.Join. This is done by not only cleaning the path, but also (if the path is relative) adding a leading '/' and cleaning it (then removing the leading '/'). This ensures that a path resulting from prepending another path will always resolve to lexically be a subdirectory of the prefixed path. This is all done lexically, so paths that include symlinks won't be safe as a result of using CleanPath.

func CloseExecFrom

func CloseExecFrom(minFd int) error

func ExitStatus

func ExitStatus(status syscall.WaitStatus) int

ExitStatus returns the correct exit status for a process based on if it was signaled or exited cleanly

func GenerateRandomName

func GenerateRandomName(prefix string, size int) (string, error)

GenerateRandomName returns a new name joined with a prefix. This size specified is used to truncate the randomly generated value

func GetIntSize

func GetIntSize() int

func ResolveRootfs

func ResolveRootfs(uncleanRootfs string) (string, error)

ResolveRootfs ensures that the current working directory is not a symlink and returns the absolute path to the rootfs

func SearchLabels added in v0.1.0

func SearchLabels(labels []string, query string) string

SearchLabels searches a list of key-value pairs for the provided key and returns the corresponding value. The pairs must be separated with '='.

func WriteJSON added in v0.0.7

func WriteJSON(w io.Writer, v interface{}) error

WriteJSON writes the provided struct v to w using standard json marshaling

Types

This section is empty.

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