utils

func Chown ¶

func Chown(f, usr string) (err error)

func Copy ¶

func Copy(src, dest string) error

func CreateParentDir ¶

func CreateParentDir(f string) error

func DownloadFromUrl ¶

func DownloadFromUrl(url, localFile string, overWrite bool) (int, error)

return retry times and error

func DownloadViaWget ¶

func DownloadViaWget(url, localFile string, overWrite bool) error

func FQDN ¶

func FQDN() string

Get Fully Qualified Domain Name returns "unknown" or hostanme in case of error

func InStringSlice ¶

func InStringSlice(s []string, e string) (exist bool)

s should be sorted

func IsFileExist ¶

func IsFileExist(fpath string) bool

func IsSameFileContent ¶

func IsSameFileContent(f1, f2 string) (bool, error)

func Md5sum ¶

func Md5sum(file string) (string, error)

func MoreCopy ¶

func MoreCopy(src, dest string, convertFn CopyConvertFn) error

func RandStr ¶

func RandStr(l int) string

func RecursiveFindFiles ¶

func RecursiveFindFiles(root string, pattern string) ([]string, error)

recursiveFindFiles find files with pattern in the root with depth.

func Retry ¶

func Retry(attemptFunc RetriableFunc, maxTries int, sleep time.Duration) (int, error)

Retry will call attemptFunc up to maxTries until it returns nil, sleeping the specified amount of time between each call. The function can return an error to abort the retrying, or return RetriableError to allow the function to be called again. Returns tried times without running successfully

func SafeCreate ¶

func SafeCreate(f string) (file *os.File, err error)

func SleepMS ¶

func SleepMS(ms int)

func Split ¶

func Split(s, sep string) []string

func Tree ¶

func Tree(dir string) (o []byte, err error)