hst: optionally disable file placement

This works around stubborn package managers.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/outcome/spaccount.go

@@ -6,6 +6,7 @@ import (
 	"syscall"
 
 	"hakurei.app/fhs"
+	"hakurei.app/hst"
 	"hakurei.app/internal/validate"
 )
 
@@ -41,16 +42,18 @@ func (s spAccountOp) toContainer(state *outcomeStateParams) error {
 	state.env["USER"] = username
 	state.env["SHELL"] = state.Container.Shell.String()
 
-	state.params.
-		Place(fhs.AbsEtc.Append("passwd"),
-			[]byte(username+":x:"+
-				state.mapuid.String()+":"+
-				state.mapgid.String()+
-				":Hakurei:"+
-				state.Container.Home.String()+":"+
-				state.Container.Shell.String()+"\n")).
-		Place(fhs.AbsEtc.Append("group"),
-			[]byte("hakurei:x:"+state.mapgid.String()+":\n"))
+	if state.Container.Flags&hst.FNoPlace == 0 {
+		state.params.
+			Place(fhs.AbsEtc.Append("passwd"),
+				[]byte(username+":x:"+
+					state.mapuid.String()+":"+
+					state.mapgid.String()+
+					":Hakurei:"+
+					state.Container.Home.String()+":"+
+					state.Container.Shell.String()+"\n")).
+			Place(fhs.AbsEtc.Append("group"),
+				[]byte("hakurei:x:"+state.mapgid.String()+":\n"))
+	}
 
 	return nil
 }