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authorsshedi <53473811+sshedi@users.noreply.github.com>2021-07-23 21:10:41 +0530
committerGitHub <noreply@github.com>2021-07-23 10:40:41 -0500
commit6e7066ea2b06940c4931f0258c7982b09966582f (patch)
tree6b960749538b4544b88a83c33253c5703efc430f /doc
parent4257e30ac4b8730af35c078f2df0a2234dd19ffa (diff)
downloadcloud-init-git-6e7066ea2b06940c4931f0258c7982b09966582f.tar.gz
Add ability to manage fallback network config on PhotonOS (#941)
Currently cloud-init generates fallback network config on various scenarios. For example: 1. When no DS found 2. There is no 'network' info given in DS metadata. 3. If a DS gives a network config once and upon reboot if DS doesn't give any network info, previously set network data will be overridden. A newly introduced key in cloud.cfg.tmpl can be used to control this behavior on PhotonOS. Also, if OS comes with a set of default network files(configs), like in PhotonOS, cloud-init should not overwrite them by default. This change also includes some nitpicking changes of reorganizing few config variables. Signed-off-by: Shreenidhi Shedi <sshedi@vmware.com>
Diffstat (limited to 'doc')
-rw-r--r--doc/rtd/topics/availability.rst1
-rw-r--r--doc/rtd/topics/network-config.rst7
2 files changed, 8 insertions, 0 deletions
diff --git a/doc/rtd/topics/availability.rst b/doc/rtd/topics/availability.rst
index a45a49d6..b84b6076 100644
--- a/doc/rtd/topics/availability.rst
+++ b/doc/rtd/topics/availability.rst
@@ -26,6 +26,7 @@ OpenBSD and DragonFlyBSD:
- Gentoo Linux
- NetBSD
- OpenBSD
+- Photon OS
- RHEL/CentOS
- SLES/openSUSE
- Ubuntu
diff --git a/doc/rtd/topics/network-config.rst b/doc/rtd/topics/network-config.rst
index 5f7a74f8..8eb7a31b 100644
--- a/doc/rtd/topics/network-config.rst
+++ b/doc/rtd/topics/network-config.rst
@@ -104,6 +104,13 @@ interface given the information it has available.
Finally after selecting the "right" interface, a configuration is
generated and applied to the system.
+.. note::
+
+ PhotonOS disables fallback networking configuration by default leaving
+ network unrendered when no other network config is provided.
+ If fallback config is still desired on PhotonOS, it can be enabled by
+ providing `disable_fallback_netcfg: false` in
+ `/etc/cloud/cloud.cfg:sys_config` settings.
Network Configuration Sources
=============================