37 lines
1.6 KiB
Diff
37 lines
1.6 KiB
Diff
From 5514d5922cbc92278868bfea587c4207619d81fc Mon Sep 17 00:00:00 2001
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From: Eduardo Otubo <otubo@redhat.com>
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Date: Thu, 3 Dec 2020 12:34:01 +0100
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Subject: [PATCH 3/3] Don't override default network configuration
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Signed-off-by: Eduardo Otubo <otubo@redhat.com>
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---
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cloudinit/net/sysconfig.py | 12 +++++++++++-
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1 file changed, 11 insertions(+), 1 deletion(-)
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diff --git a/cloudinit/net/sysconfig.py b/cloudinit/net/sysconfig.py
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index 9c822c3e..a240f65e 100644
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--- a/cloudinit/net/sysconfig.py
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+++ b/cloudinit/net/sysconfig.py
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@@ -918,7 +918,17 @@ class Renderer(renderer.Renderer):
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# Distros configuring /etc/sysconfig/network as a file e.g. Centos
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if sysconfig_path.endswith('network'):
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util.ensure_dir(os.path.dirname(sysconfig_path))
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- netcfg = [_make_header(), 'NETWORKING=yes']
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+ # Make sure that existing lines, other than overriding ones, remain
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+ netcfg = []
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+ for line in util.load_file(sysconfig_path, quiet=True).split('\n'):
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+ if 'cloud-init' in line:
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+ break
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+ if not line.startswith(('NETWORKING=',
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+ 'IPV6_AUTOCONF=',
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+ 'NETWORKING_IPV6=')):
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+ netcfg.append(line)
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+ # Now generate the cloud-init portion of sysconfig/network
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+ netcfg.extend([_make_header(), 'NETWORKING=yes'])
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if network_state.use_ipv6:
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netcfg.append('NETWORKING_IPV6=yes')
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netcfg.append('IPV6_AUTOCONF=no')
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--
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2.27.0
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