upgrade

func Main ¶

func Main(ctx context.Context, client *http.Client, latestVersion string, latestCommit string, url string) error

Main 1) get current binary version 2) get the latest version 3) compare two version decide needs to download or not 4) download newer version zip 5) unzip to temp file 6) check permission of putting new kubevpn back 7) chmod +x, move old to /temp, move new to CURRENT_FOLDER