cmd/fsu: remove import of internal package

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

cmd/fsu/main.go

@@ -8,16 +8,17 @@ import (
 	"strconv"
 	"strings"
 	"syscall"
-
-	"git.ophivana.moe/security/fortify/internal"
 )
 
 const (
+	compPoison  = "INVALIDINVALIDINVALIDINVALIDINVALID"
 	fsuConfFile = "/etc/fsurc"
 	envShim     = "FORTIFY_SHIM"
 	envAID      = "FORTIFY_APP_ID"
 )
 
+var Fmain = compPoison
+
 func main() {
 	log.SetFlags(0)
 	log.SetPrefix("fsu: ")
@@ -33,7 +34,7 @@ func main() {
 	}
 
 	var fmain string
-	if p, ok := internal.Path(internal.Fmain); !ok {
+	if p, ok := checkPath(Fmain); !ok {
 		log.Fatal("invalid fortify path, this copy of fsu is not compiled correctly")
 	} else {
 		fmain = p
@@ -137,3 +138,7 @@ func parseConfig(p string, puid int) (fid int, ok bool) {
 		return -1, false
 	}
 }
+
+func checkPath(p string) (string, bool) {
+	return p, p != compPoison && p != "" && path.IsAbs(p)
+}

internal/path.go

@@ -3,7 +3,6 @@ package internal
 import "path"
 
 var (
-	Fmain = compPoison
 	Fsu   = compPoison
 	Fshim = compPoison
 	Finit = compPoison

package.nix

@@ -28,10 +28,11 @@ buildGoModule rec {
       [
         "-s"
         "-w"
+        "-X"
+        "main.Fmain=${placeholder "out"}/bin/.fortify-wrapped"
       ]
       {
         Version = "v${version}";
-        Fmain = "${placeholder "out"}/bin/.fortify-wrapped";
         Fsu = "/run/wrappers/bin/fsu";
         Fshim = "${placeholder "out"}/bin/.fshim";
         Finit = "${placeholder "out"}/bin/.finit";