hardcoresushi/libgocryptfs
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gocrypts-xray: add -version flag

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This commit is contained in:
Jakob Unterwurzacher 2021-03-27 15:29:46 +01:00
parent b86d40de5f
commit db91050f9e
1 changed files with 30 additions and 0 deletions
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30
gocryptfs-xray/xray_main.go
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@ -6,6 +6,7 @@ import (
"fmt"
"io"
"os"
"runtime"
"github.com/rfjakob/gocryptfs/internal/configfile"
"github.com/rfjakob/gocryptfs/internal/contentenc"
@ -16,6 +17,15 @@ import (
"github.com/rfjakob/gocryptfs/internal/tlog"
)
// GitVersion is the gocryptfs version according to git, set by build.bash
var GitVersion = "[GitVersion not set - please compile using ./build.bash]"
// GitVersionFuse is the go-fuse library version, set by build.bash
var GitVersionFuse = "[GitVersionFuse not set - please compile using ./build.bash]"
// BuildDate is a date string like "2017-09-06", set by build.bash
var BuildDate = "0000-00-00"
const (
ivLen = contentenc.DefaultIVBits / 8
authTagLen = cryptocore.AuthTagLen
@ -39,7 +49,18 @@ func prettyPrintHeader(h *contentenc.FileHeader, aessiv bool) {
fmt.Printf(msg+"\n", h.Version, id)
}
// printVersion prints a version string like this:
// gocryptfs v1.7-32-gcf99cfd; go-fuse v1.0.0-174-g22a9cb9; 2019-05-12 go1.12 linux/amd64
func printVersion() {
built := fmt.Sprintf("%s %s", BuildDate, runtime.Version())
fmt.Printf("%s %s; %s %s/%s\n",
myName, GitVersion, built,
runtime.GOOS, runtime.GOARCH)
}
func usage() {
printVersion()
fmt.Printf("\n")
fmt.Fprintf(os.Stderr, "Usage: %s [OPTIONS] FILE\n"+
"\n"+
"Options:\n", myName)
@ -69,6 +90,7 @@ func main() {
aessiv *bool
sep0 *bool
fido2 *string
version *bool
}
args.dumpmasterkey = flag.Bool("dumpmasterkey", false, "Decrypt and dump the master key")
args.decryptPaths = flag.Bool("decrypt-paths", false, "Decrypt file paths using gocryptfs control socket")
@ -76,8 +98,16 @@ func main() {
args.sep0 = flag.Bool("0", false, "Use \\0 instead of \\n as separator")
args.aessiv = flag.Bool("aessiv", false, "Assume AES-SIV mode instead of AES-GCM")
args.fido2 = flag.String("fido2", "", "Protect the masterkey using a FIDO2 token instead of a password")
args.version = flag.Bool("version", false, "Print version information")
flag.Usage = usage
flag.Parse()
if *args.version {
printVersion()
os.Exit(0)
}
s := sum(args.dumpmasterkey, args.decryptPaths, args.encryptPaths)
if s > 1 {
fmt.Printf("fatal: %d operations were requested\n", s)