vault: Added MatchingView method

vault/router.go

@@ -83,7 +83,7 @@ func (r *Router) Remount(src, dst string) error {
 	return nil
 }
 
-// MatchingMOunt returns the mount prefix that would be used for a path
+// MatchingMount returns the mount prefix that would be used for a path
 func (r *Router) MatchingMount(path string) string {
 	r.l.RLock()
 	mount, _, ok := r.root.LongestPrefix(path)
@@ -94,6 +94,17 @@ func (r *Router) MatchingMount(path string) string {
 	return mount
 }
 
+// MatchingView returns the view used for a path
+func (r *Router) MatchingView(path string) *BarrierView {
+	r.l.RLock()
+	_, raw, ok := r.root.LongestPrefix(path)
+	r.l.RUnlock()
+	if !ok {
+		return nil
+	}
+	return raw.(*mountEntry).view
+}
+
 // Route is used to route a given request
 func (r *Router) Route(req *logical.Request) (*logical.Response, error) {
 	// Find the mount point

vault/router_test.go

@@ -54,10 +54,18 @@ func TestRouter_Mount(t *testing.T) {
 		t.Fatalf("bad: %s", path)
 	}
 
+	if v := r.MatchingView("prod/aws/foo"); v != view {
+		t.Fatalf("bad: %s", v)
+	}
+
 	if path := r.MatchingMount("stage/aws/foo"); path != "" {
 		t.Fatalf("bad: %s", path)
 	}
 
+	if v := r.MatchingView("stage/aws/foo"); v != nil {
+		t.Fatalf("bad: %s", v)
+	}
+
 	req := &logical.Request{
 		Path: "prod/aws/foo",
 	}