internal

func AddSuffix2path ¶

func AddSuffix2path(filePath, suffix string) string

AddSuffix2path add suffix to file path.

eg: "/path/to/error.log" => "/path/to/error.{suffix}.log"

func BuildGlobPattern ¶

func BuildGlobPattern(logfile string) string

BuildGlobPattern builds a glob pattern for the given logfile. NOTE: use for testing only.

func CompressFile ¶ added in v0.2.0

func CompressFile(srcPath, dstPath string) error

CompressFile compress the src file to dst file by gzip.

func PrintErrln ¶ added in v0.2.0

func PrintErrln(pfx string, err error)

PrintErrln print error to stderr with a prefix when err is not nil.