util

package

v0.0.0-...-93fed14 Latest Latest Go to latest Published: Jan 5, 2024 License: BSD-3-Clause Imports: 10 Imported by: 0

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func CopyFileContents(src, dst string) (err error)

CopyFileContents copies contents of the given src file to the dst file

func DirectWriteJson(file string, obj interface{}) error

DirectWriteJson writes JSON config object to a file creating parent directories if required without creating a temporary file

func FileExists(path string) bool

FileExists returns true if specified file exists

func InitLog(logLevel string, logPath string) error

InitLog parses and sets log-level input

func IsAdmin() bool

IsAdmin returns true if user is root

func ReadJson(file string, res interface{}) (interface{}, error)

ReadJson reads JSON config file and maps to a provided interface

func Retry(attempts int, sleep time.Duration, toExec func() error, onError func(e error)) error

Retry retries a given toExec function calling onError on failed attempts onError shouldn be a lightweight function and shouldn't be blocking

func SliceDiff(x, y []string) []string

SliceDiff returns the elements in slice `x` that are not in slice `y`

func WriteJson(file string, obj interface{}) error

WriteJson writes JSON config object to a file creating parent directories if required The output JSON is pretty-formatted

type Duration struct {
	time.Duration
}

Duration is used strictly for JSON requests/responses due to duration marshalling issues

func (d Duration) MarshalJSON() ([]byte, error)

func (d *Duration) UnmarshalJSON(b []byte) error