From bf483ed95d3e874a73da53c421503545bf654e7a Mon Sep 17 00:00:00 2001
From: liamcottle <liam@liamcottle.com>
Date: Tue, 30 Apr 2024 21:42:30 +1200
Subject: [PATCH] do not overwrite existing files, otherwise user could lose
 existing keys

---
 web.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/web.py b/web.py
index be750d2..c1169e4 100644
--- a/web.py
+++ b/web.py
@@ -428,9 +428,17 @@ async def main():
 
     # util to generate reticulum identity and save to file without using rnid
     if args.generate_identity_file is not None:
+
+        # do not overwrite existing files, otherwise user could lose existing keys
+        if os.path.exists(args.generate_identity_file):
+            print("DANGER: the provided identity file path already exists, not overwriting!")
+            return
+
+        # generate a new identity and save to provided file path
         identity = RNS.Identity(create_keys=True)
         with open(args.generate_identity_file, "wb") as file:
             file.write(identity.get_private_key())
+
         print("A new Reticulum Identity has been saved to: {}".format(args.generate_identity_file))
         return