From 26580a850d22a845c4f4934be5c9c967b50245ed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gytis=20Sto=C5=A1kevi=C4=8Dius?=
 <gytisstoskevicius@gmail.com>
Date: Mon, 9 Dec 2024 12:14:34 +0200
Subject: [PATCH] fix natlab parity when setting ephemeral ports

---
 .unreleased/fix_port_parity | 0
 nat-lab/tests/conftest.py   | 3 +++
 2 files changed, 3 insertions(+)
 create mode 100644 .unreleased/fix_port_parity

diff --git a/.unreleased/fix_port_parity b/.unreleased/fix_port_parity
new file mode 100644
index 000000000..e69de29bb
diff --git a/nat-lab/tests/conftest.py b/nat-lab/tests/conftest.py
index 2d7028875..9cf74962b 100644
--- a/nat-lab/tests/conftest.py
+++ b/nat-lab/tests/conftest.py
@@ -74,6 +74,9 @@ async def on_output(output: str) -> None:
 
     start_port = random.randint(5000, 55000)
     num_ports = random.randint(2000, 5000)
+    if (num_ports - start_port) % 2:
+        num_ports += 1
+
     print(
         datetime.now(),
         f"Setting up ports for {vm_tag}: start={start_port}, num={num_ports}",