common

func ByteSize ¶

func ByteSize(bytes uint64) string

func Chmod ¶

func Chmod(path string, mod os.FileMode)

Chmod changes mod of a path

func CreateFile ¶

func CreateFile(path string, size int64)

CreateFile creates an empty file with given length (if size > 0)

func CreateFolder ¶

func CreateFolder(path string)

CreateFolder creates folder on local drive

func Elapsed ¶

func Elapsed(s string, start time.Time)

Elapsed gets time elapsed

func Exit ¶

func Exit()

Exit exits the program with non-zero status code

func Finish ¶

func Finish()

Finish exits the program with zero status code

func FromByteSize ¶

func FromByteSize(s string) string

FromByteSize converts size string in bytes into uinit, e.g., 1024 into 1K

func GenTempFileName ¶

func GenTempFileName(parts ...string) string

GenTempFileName generate /tmp/%x files where %x is md5 value of all parts concate together

func GetDstPath ¶

func GetDstPath(srcPrefix, srcPath, dstPrefix string) string

GetDstPath gets the destination path

func GetFileCRC32C ¶

func GetFileCRC32C(path string) uint32

GetFileCRC32C gets the crc32c of a file

func GetFileMD5 ¶

func GetFileMD5(path string) []byte

GetFileMD5 gets the md5 of a file

func GetFileModificationTime ¶

func GetFileModificationTime(path string) time.Time

GetFileModificationTime gets mtime of a file

func GetFileSize ¶

func GetFileSize(path string) int64

GetFileSize gets the size of a file

func GetRelativePath ¶

func GetRelativePath(dir, path string) string

GetRelativePath gets the relative path given path and directory

func GetTempFile ¶

func GetTempFile(path string) string

GetTempFile gets a temp file name

func GetWorkDir ¶

func GetWorkDir() string

GetWorkDir returns the directory where the executable file put

func IsPathDirectory ¶

func IsPathDirectory(path string) bool

IsPathDirectory determines if a path is a directory

func IsPathExist ¶

func IsPathExist(path string) bool

IsPathExist determines if a path exists

func IsPathFile ¶

func IsPathFile(path string) bool

IsPathFile determines if a path is a file

func IsSubPath ¶

func IsSubPath(subPath, path string) bool

IsSubPath checks if a path is under another one in directory manner case 1: gs://abc/def -> gs://abc/def : true case 2: gs://abc/def -> gs://abc/de : false case 3: gs://abc/def -> gs://abc/def/ : false case 4: gs://abc/def/-> gs://abc/def/ : true case 5: gs://abc/def/ghi -> gs://abc/def : true case 6: gs://abc/def/ghi -> gs://abc/de : false case 7: gs://abc/def/ghi -> gs://abc/def/ : true

func IsTempFile ¶

func IsTempFile(path string) bool

IsTempFile checks if a file is temp file

func JoinPath ¶

func JoinPath(dir string, parts ...string) string

JoinPath combines dir and parts into a new path

func ParseFile ¶

func ParseFile(input string) (string, string)

ParseFile parses file into dir, name

func ParseObjectUrl ¶ added in v1.0.12

func ParseObjectUrl(url string) (scheme, bucket, prefix string, err error)

func ParseURL ¶

func ParseURL(input string) (string, string, string)

ParseURL parses url into scheme, bucket, prefix

func Recovery ¶

func Recovery()

Recovery recovers from exceptions

func SetFileModificationTime ¶

func SetFileModificationTime(path string, mt time.Time)

SetFileModificationTime sets mtime to a file

func SetPrefixAsDirectory ¶

func SetPrefixAsDirectory(prefix string) string

SetPrefixAsDirectory sets the prefix as directory