From 3b9b6d0b8e7f798023c9d109c490449d528fde80 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:59:48 +0200
Subject: Adding upstream version 1:9.18.19.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 bin/tests/system/inline/tests_signed_zone_files.py | 67 ++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100755 bin/tests/system/inline/tests_signed_zone_files.py

(limited to 'bin/tests/system/inline/tests_signed_zone_files.py')

diff --git a/bin/tests/system/inline/tests_signed_zone_files.py b/bin/tests/system/inline/tests_signed_zone_files.py
new file mode 100755
index 0000000..596b756
--- /dev/null
+++ b/bin/tests/system/inline/tests_signed_zone_files.py
@@ -0,0 +1,67 @@
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+import glob
+import struct
+
+
+class RawFormatHeader(dict):
+    """
+    A dictionary of raw-format header fields read from a zone file.
+    """
+
+    fields = [
+        "format",
+        "version",
+        "dumptime",
+        "flags",
+        "sourceserial",
+        "lastxfrin",
+    ]
+
+    def __init__(self, file_name):
+        header = struct.Struct(">IIIIII")
+        with open(file_name, "rb") as data:
+            header_data = data.read(header.size)
+        super().__init__(zip(self.fields, header.unpack_from(header_data)))
+
+
+def test_unsigned_serial_number():
+    """
+    Check whether all signed zone files in the "ns8" subdirectory contain the
+    serial number of the unsigned version of the zone in the raw-format header.
+    The test assumes that all "*.signed" files in the "ns8" subdirectory are in
+    raw format.
+
+    Notes:
+
+      - The actual zone signing and dumping happens while the tests.sh phase of
+        the "inline" system test is set up and run.  This check only verifies
+        the outcome of those events; it does not initiate any signing or
+        dumping itself.
+
+      - example[0-9][0-9].com.db.signed files are initially signed by
+        dnssec-signzone while the others - by named.
+    """
+
+    zones_with_unsigned_serial_missing = []
+
+    for signed_zone in sorted(glob.glob("ns8/*.signed")):
+        raw_header = RawFormatHeader(signed_zone)
+        # Ensure the unsigned serial number is placed where it is expected.
+        assert raw_header["format"] == 2
+        assert raw_header["version"] == 1
+        # Check whether the header flags indicate that the unsigned serial
+        # number is set and that the latter is indeed set.
+        if raw_header["flags"] & 0x02 == 0 or raw_header["sourceserial"] == 0:
+            zones_with_unsigned_serial_missing.append(signed_zone)
+
+    assert not zones_with_unsigned_serial_missing
-- 
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