From c1dcd4f20e3e0e89d7e2dce051526d2db36f9579 Mon Sep 17 00:00:00 2001
From: Frederick Muriuki Muriithi
Date: Tue, 28 Nov 2023 15:36:28 +0300
Subject: Capture, log and handle generic exceptions

Handle any and all unforeseen error conditions gracefully by capturing
the exceptions, logging out for debug purposes and providing the user
with a generic error page.
---
 qc_app/errors.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 qc_app/errors.py

(limited to 'qc_app/errors.py')

diff --git a/qc_app/errors.py b/qc_app/errors.py
new file mode 100644
index 0000000..0da6b3c
--- /dev/null
+++ b/qc_app/errors.py
@@ -0,0 +1,14 @@
+"""Application error handling."""
+import logging
+import traceback
+
+from flask import Flask, render_template
+
+def handle_general_exception(exc: Exception):
+    trace = traceback.format_exc()
+    logging.error("Error: Generic unhandled exception!!\n%s", trace)
+    return render_template("unhandled_exception.html", trace=trace)
+
+def register_error_handlers(app: Flask):
+    """Register top-level error/exception handlers."""
+    app.register_error_handler(Exception, handle_general_exception)
-- 
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