34a567089b
This fixes mainly screens, computeroutput/userinput and also marks some filenames. A lot of prompts have been added. Change-Id: I864dc5b051bb297b61c9b2ed5464f9a35306bd68 Partial-Bug: #1217503
25 lines
1.1 KiB
XML
25 lines
1.1 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!-- moved to launch instances file -->
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<section
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xmlns="http://docbook.org/ns/docbook"
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xmlns:xi="http://www.w3.org/2001/XInclude"
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xmlns:xlink="http://www.w3.org/1999/xlink"
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version="5.0"
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xml:id="inserting_userdata">
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<title>Providing User Data to Instances</title>
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<para><literal>User Data</literal> is a special key in the metadata
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service which holds a file that cloud aware applications within
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the guest instance can access. For example the <link
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xlink:href="https://help.ubuntu.com/community/CloudInit"
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>cloudinit</link> system is an open source package from Ubuntu
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that handles early initialization of a cloud instance that makes
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use of this <literal>user data</literal>.</para>
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<para>This user-data can be put in a file on your local system and
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then passed in at instance creation with the flag
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<literal>--user-data <user-data-file></literal> for
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example:
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<screen><prompt>$</prompt> <userinput>nova boot --image ubuntu-cloudimage --flavor 1 --user-data mydata.file</userinput></screen>
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</para>
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</section>
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