cloud-init/backport-fix-net-Make-duplicate-route-add-succeed.-5343.patch
shixuantong 1b79a54197 backport upstream bugfix patches
(cherry picked from commit 9fb75d32b7c0fbb5c0534f3e0e5c7b5220ec14bc)
2024-06-11 14:12:51 +08:00

62 lines
2.7 KiB
Diff

From e432a31d6ea4263027c327559bb08adf3a91ad6d Mon Sep 17 00:00:00 2001
From: Brett Holman <brett.holman@canonical.com>
Date: Wed, 29 May 2024 16:03:46 -0600
Subject: [PATCH] fix(net): Make duplicate route add succeed. (#5343)
Reference:https://github.com/canonical/cloud-init/commit/e432a31d6ea4263027c327559bb08adf3a91ad6d
Conflict:(1)change cloudinit/net/__init__.py not cloudinit/net/netops/iproute2.py.
(2)change cloudinit/net/tests/test_init.py not tests/unittests/net/test_init.py.
(3)change 'ip -4 route add' to 'ip -4 route replace', other differences are significant.
This behaves the same but doesn't fail when adding an existing route.
Fixes GH-3441
Fixes GH-3595
---
cloudinit/net/__init__.py | 4 ++--
cloudinit/net/tests/test_init.py | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/cloudinit/net/__init__.py b/cloudinit/net/__init__.py
index d3ac4c8..f05642d 100644
--- a/cloudinit/net/__init__.py
+++ b/cloudinit/net/__init__.py
@@ -1256,14 +1256,14 @@ class EphemeralIPv4Network(object):
self.interface, out.strip())
return
subp.subp(
- ['ip', '-4', 'route', 'add', self.router, 'dev', self.interface,
+ ['ip', '-4', 'route', 'replace', self.router, 'dev', self.interface,
'src', self.ip], capture=True)
self.cleanup_cmds.insert(
0,
['ip', '-4', 'route', 'del', self.router, 'dev', self.interface,
'src', self.ip])
subp.subp(
- ['ip', '-4', 'route', 'add', 'default', 'via', self.router,
+ ['ip', '-4', 'route', 'replace', 'default', 'via', self.router,
'dev', self.interface], capture=True)
self.cleanup_cmds.insert(
0, ['ip', '-4', 'route', 'del', 'default', 'dev', self.interface])
diff --git a/cloudinit/net/tests/test_init.py b/cloudinit/net/tests/test_init.py
index a47b7c8..6eda482 100644
--- a/cloudinit/net/tests/test_init.py
+++ b/cloudinit/net/tests/test_init.py
@@ -764,10 +764,10 @@ class TestEphemeralIPV4Network(CiTestCase):
capture=True),
mock.call(
['ip', 'route', 'show', '0.0.0.0/0'], capture=True),
- mock.call(['ip', '-4', 'route', 'add', '192.168.2.1',
+ mock.call(['ip', '-4', 'route', 'replace', '192.168.2.1',
'dev', 'eth0', 'src', '192.168.2.2'], capture=True),
mock.call(
- ['ip', '-4', 'route', 'add', 'default', 'via',
+ ['ip', '-4', 'route', 'replace', 'default', 'via',
'192.168.2.1', 'dev', 'eth0'], capture=True)]
expected_teardown_calls = [
mock.call(['ip', '-4', 'route', 'del', 'default', 'dev', 'eth0'],
--
2.33.0