From 0448c3d2782d3eb736d10945f8ed99d30c0adb10 Mon Sep 17 00:00:00 2001
From: Helmut Grohne <helmut@subdivi.de>
Date: Tue, 12 Mar 2019 06:17:02 +0100
Subject: webapp: avoid raising an unhandled FileNotFoundError

---
 webapp.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'webapp.py')

diff --git a/webapp.py b/webapp.py
index 9e69a18..84e83fb 100644
--- a/webapp.py
+++ b/webapp.py
@@ -156,6 +156,9 @@ def show_log(filename):
     if filename.endswith(".xz"):
         return flask.send_from_directory("logs", filename,
                                          mimetype="application/octet-stream")
-    filename += ".xz"
-    return flask.send_file(lzma.open(flask.safe_join("logs", filename), "rb"),
-                           mimetype="text/plain")
+    filename = flask.safe_join("logs", filename + ".xz")
+    try:
+        return flask.send_file(lzma.open(filename, "rb"),
+                               mimetype="text/plain")
+    except FileNotFoundError:
+        raise werkzeug.exceptions.NotFound()
-- 
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