utils

Documentation

Index

• func CheckSignature(dst string, sign string) error
• func DecompressDefault(dst string, r io.Reader) (err error)
• func DecompressTarGz(dst string, r io.Reader) (err error)
• func Download(ctx context.Context, dst string, sha256sum string, urls []string, ...) (err error)

Functions

func CheckSignature

func CheckSignature(dst string, sign string) error

CheckSignature checks the dst and sign for local usage

func DecompressDefault

func DecompressDefault(dst string, r io.Reader) (err error)

func DecompressTarGz

func DecompressTarGz(dst string, r io.Reader) (err error)

func Download

func Download(ctx context.Context, dst string, sha256sum string, urls []string, suffix string) (err error)

Download function to download executable or gzip or remote server From Elkeid v1.9.1

Elkeid v1.9.1 enhance this function by setting a more robust http client configuration and also the reader part

var DefaultTransport RoundTripper = &Transport{
	Proxy: ProxyFromEnvironment,
	DialContext: (&net.Dialer{
			Timeout:   30 * time.Second,
			KeepAlive: 30 * time.Second,
	}).DialContext,
	ForceAttemptHTTP2:     true,
	MaxIdleConns:          100,
	IdleConnTimeout:       90 * time.Second,
	TLSHandshakeTimeout:   10 * time.Second,
	ExpectContinueTimeout: 1 * time.Second,
}

https://github.com/golang/go/blob/b2faff18ce28edad98303d2c3134dec1331fd7b5/src/net/http/transport.go