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| -rw-r--r-- | doc/rtd/topics/format.rst | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/rtd/topics/format.rst b/doc/rtd/topics/format.rst index 76050402..f9f4ba6c 100644 --- a/doc/rtd/topics/format.rst +++ b/doc/rtd/topics/format.rst @@ -196,6 +196,14 @@ Example Also this `blog`_ post offers another example for more advanced usage. +Disabling User-Data +=================== + +Cloud-init can be configured to ignore any user-data provided to instance. +This allows custom images to prevent users from accidentally breaking closed +appliances. Setting ``allow_userdata: false`` in the configuration will disable +cloud-init from processing user-data. + .. [#] See your cloud provider for applicable user-data size limitations... .. _blog: http://foss-boss.blogspot.com/2011/01/advanced-cloud-init-custom-handlers.html .. vi: textwidth=78 |