From f03f2c98e28136e77792e078e54a6fc768f5d460 Mon Sep 17 00:00:00 2001
From: Yuval Adam <_@yuv.al>
Date: Wed, 17 Mar 2021 14:41:21 +0200
Subject: Exit cleanly on bad ct value

---
 verify.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/verify.py b/verify.py
index 45289e2..35eccc0 100644
--- a/verify.py
+++ b/verify.py
@@ -51,7 +51,8 @@ class GreenPassVerifier(object):
     def validate_data(self):
         ct = self.data["ct"]
         if ct not in (1, 2):
-            raise Exception(f"Unsupported certificate type ct={ct}")
+            click.secho(f"Unknown certificate type ct={ct}", fg="red", bold=True)
+            click.get_current_context().exit()
 
     def get_cert_path(self, name):
         return Path(__file__).absolute().parent / "certs" / name
-- 
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