osutil

Documentation

Index

• Constants
• func Execve(prog string, argv []string, envv []string) error
• func Execvp(prog string, argv []string) error
• func Execvpe(prog string, argv []string, envv []string) error
• func ExitErr(e error)
• func ExitMsg(message string)
• func OptionallyReduceTimerFrequency()
• func SetResourceLimit(resource ResourceId, newVal uint64)
• func TuneLogging(serviceName, component, settings string) bool
• func TuneResourceLimits()
• type BackTicks
  • func (b BackTicks) Run(program string, args ...string) (string, error)
• type ExitError
  • func (j *ExitError) Error() string
  • func (j *ExitError) String() string
• type FixSpec
  • func NewFixSpec() FixSpec
  • func (spec *FixSpec) FixDir(dirName string)
  • func (spec *FixSpec) FixFile(fileName string)
• type ResourceId
  • func (rid ResourceId) String() string

Constants

const (
	RLIMIT_CORE   ResourceId = unix.RLIMIT_CORE
	RLIMIT_NOFILE ResourceId = unix.RLIMIT_NOFILE
	RLIMIT_NPROC  ResourceId = unix.RLIMIT_NPROC
	NO_RLIMIT     uint64     = ^uint64(0)
)

Functions

func Execve

func Execve(prog string, argv []string, envv []string) error

func Execvp

func Execvp(prog string, argv []string) error

func Execvpe

func Execvpe(prog string, argv []string, envv []string) error

func ExitErr

func ExitErr(e error)

func ExitMsg

func ExitMsg(message string)

func OptionallyReduceTimerFrequency

func OptionallyReduceTimerFrequency()

func SetResourceLimit

func SetResourceLimit(resource ResourceId, newVal uint64)

func TuneLogging

func TuneLogging(serviceName, component, settings string) bool

func TuneResourceLimits

func TuneResourceLimits()

Types

type BackTicks

type BackTicks int

const (
	BackTicksWithStderr BackTicks = iota
	BackTicksIgnoreStderr
	BackTicksForwardStderr
	SystemCommand
)

func (BackTicks) Run

func (b BackTicks) Run(program string, args ...string) (string, error)

type ExitError

type ExitError struct {
	// contains filtered or unexported fields
}

func (*ExitError) Error

func (j *ExitError) Error() string

func (*ExitError) String

func (j *ExitError) String() string

type FixSpec

type FixSpec struct {
	UserId   int
	GroupId  int
	DirMode  os.FileMode
	FileMode os.FileMode
}

func NewFixSpec

func NewFixSpec() FixSpec

func (*FixSpec) FixDir

func (spec *FixSpec) FixDir(dirName string)

ensure directory exists with suitable permissions

func (*FixSpec) FixFile

func (spec *FixSpec) FixFile(fileName string)

ensure file has suitable permissions if it exists

type ResourceId

type ResourceId int

func (ResourceId) String

func (rid ResourceId) String() string