From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 16 Feb 2026 19:30:57 +0000 (+0000)
Subject: sources: Abort if we are importing our own canary
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e893758bb143b707cc45df0dd31e186273fe5b39;p=dbl.git

sources: Abort if we are importing our own canary

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/dbl/sources.py b/src/dbl/sources.py
index f2c9870..dd67147 100644
--- a/src/dbl/sources.py
+++ b/src/dbl/sources.py
@@ -299,6 +299,12 @@ class Source(sqlmodel.SQLModel, database.BackendMixin, table=True):
 								log.debug("Skipping ignored domain: %s" % domain)
 								continue
 
+							# Abort if we have imported the canary
+							if domain == self.list.canary:
+								log.error("Found our canary in %s, aborting import" % self)
+
+								return False
+
 							# Is the domain actually publicly resolvable?
 							if not self.backend.psl.get_tld(domain, strict=True):
 								log.debug("Skipping non-public domain: %s" % domain)