proc

Documentation

Index

• func CountChilds(pid int) (int, error)
• func ExtractPid(path string) (pid uint, err error)
• func HasFilesystem(fs string) (bool, error)
• func HasNamespace(pid int, nstype string) (bool, error)
• func ParentMount(path string) (string, error)
• func ParseMountInfo(path string) (map[string][]string, error)
• func ReadIDMap(path string) (uint32, uint32, error)
• func SetOOMScoreAdj(pid int, score *int) error

Functions

func CountChilds

func CountChilds(pid int) (int, error)

CountChilds returns the number of child processes for a given process id

func ExtractPid

func ExtractPid(path string) (pid uint, err error)

ExtractPid returns a pid extracted from path of type "/proc/1"

func HasFilesystem

func HasFilesystem(fs string) (bool, error)

HasFilesystem returns whether kernel support filesystem or not

func HasNamespace

func HasNamespace(pid int, nstype string) (bool, error)

HasNamespace checks if host namespace and container namespace are different.

func ParentMount

func ParentMount(path string) (string, error)

ParentMount parses mountinfo and return the path of parent mount point for which the provided path is mounted in

func ParseMountInfo

func ParseMountInfo(path string) (map[string][]string, error)

ParseMountInfo parses mountinfo pointing to path and returns a map of parent mount points with associated child mount points

func ReadIDMap

func ReadIDMap(path string) (uint32, uint32, error)

ReadIDMap reads uid_map or gid_map and returns both container ID and host ID

func SetOOMScoreAdj

func SetOOMScoreAdj(pid int, score *int) error

SetOOMScoreAdj sets OOM score for process with pid